JP2017055991A - Small article cleaning equipment - Google Patents

Abstract

PROBLEM TO BE SOLVED: To maintain the secondary cleaning capacity of rotary brushes high and for a long time by preventing cleaning capacity of bristles from deteriorating because of repeated contact of the bristle tip ends of the rotary brushes with the surface of small articles to make the bristle tip ends rounded or to make them stuck with dust/stains, in the equipment for cleaning small articles like medals by primary cleaning with water and brushes of rotary plates and then by secondary cleaning with vertically opposing rotary brushes.SOLUTION: In the midway of the passage 1 of medals m which are transported after a primary cleaning by brushes 12, 14 of a rotary plate 11, there are installed vertically opposing rotary brushes 2, 3. On the outer side of the rotary brushes, a brush abrasive device 8 is installed by which a brush abrasive plate 8is repeatedly brought into contact with the bristles 2, 3of the rotary brushes 2, 3 with constant time intervals. Also, on the downstream side, vertically opposing water absorption rollers 5, 5are arranged in contact with each other and, in addition, hard squeezing cylindrical bodies 5, 5are provided which squeeze out the absorbed water of the water absorption roller 5.SELECTED DRAWING: Figure 1

Description

  The present invention cleans small items such as medals, coins, small metal plates, etc., which are thin and thin. Relates to the device.

  A rotating disk is attached to the annular space formed below the casing with the used medal slot at the top, and a number of lower brush bristles are planted upward in the outer periphery of the upper surface of the rotating disk. Provided with many upper brush hairs vegetated downward fixed to the casing above the side brush hairs, and provided with a water ejection device that ejects washing water that wets small items and brushes from the inlet to the rotating disk A rotary medal cleaning device using a rotating disk is already known, and is known from Patent Document 1.

  And in this patent document 1, after carrying out the primary cleaning with the rotary disk type medal cleaning device, it passes through a pair of rotating brushes that face each other vertically and performs secondary cleaning, and wipes off the washing water that wets the medal after the secondary cleaning. The water that has wetted the surface of the medal is absorbed by the water-absorbing roller by passing through a pair of water-absorbing rollers facing each other up and down, the water on the surface of the medal is wiped off, and the water absorbed by the water-absorbing roller is squeezed out by the squeezing roller. The water-absorbing force of the roller can be maintained, and the water squeezed and discharged from the squeezing roller / water-absorbing roller is collected by a water collecting device and stored in a tank. The structure of this point is also disclosed in Patent Document 1 and is known.

However, when the tip of the bristles of the rotating brush used for the secondary cleaning is repeatedly brought into contact with the medal, the bristles of the bristles become rounded 2 ₃₃ (3 ₃₃ ) as shown in FIG. 9B due to wear. However, there is a problem in that the peeling power of dust, dirt, and particulates adhering to the minute irregularities on the surface of the medal is lowered, and the cleaning power as the apparatus is weakened. Further, even when dirt / dust 2 ₃₂ (3 ₃₂ ) was fixed to the edge of the bristle tip and could not be separated, the peeling force by the bristle was reduced.
In order to prevent this drop, the rotating brush had to be replaced, cleaned and repaired regularly. The work required time and effort.

JP 2011-019589 A

  The problem to be solved by the present invention is that the tip of the brush bristles of the rotating brush is in contact with the surface of a small object such as a medal in a rotating disk type medal cleaning apparatus that uses a small amount of water and a small object cleaning apparatus that uses a rotating brush. Rotating brush that prevents rounding due to repeated contact wear and lowering of peeling force, and lowering of peeling force due to dirt and dust adhering to the edge of the brush hair, even when used for a long time An object of the present invention is to provide an accessory cleaning device in which the cleaning power is not reduced by the above. Further, by supplying moisture to the brush bristles, the cleaning power can be increased and the frictional heat can be reduced.

The configuration of the present invention that solves this problem is as follows.
1) A rotating disk is rotatably provided in an annular space formed below a casing provided with a slot for used medals, coins or small articles that are flat and thin, and the outer periphery of the upper surface of the rotating disk. A plurality of lower brush hairs are planted upward in the region, and a plurality of downward upper brush hairs fixed above the upper lower brush hairs planted in the outer peripheral region of the upper surface are provided. A central area of the upper surface is used as a receiving surface for small items to be charged from the charging port, and a water jetting device is provided for jetting cleaning water containing liquid or water from above the rotating disk toward the receiving surface. After the small article introduced from the mouth is wetted with washing water, the small object dropped on the receiving surface is received, and the rotating disk is rotated in the direction between the lower brush hair of the rotating disk and the fixed upper brush hair. Move with force to pass the accessory between the upper and lower brush hairs A rotary disk type primary accessory cleaning device that primarily cleans and sends it to the conveyance path is disposed, and a pair of rotations are provided downstream of the conveyance path of the accessory sent out from the rotary disk type primary accessory cleaning device. One or a plurality of brushes are arranged facing each other, and the brushes of the rotating brush pass through between the brush bristles of the pair of opposed rotating brushes so that the brush bristles of the rotating brush are in contact with the front and back surfaces of the accessory. Makes it possible to clean the small objects by peeling off dust, dirt and other adhering materials attached to the surface of the small objects at the tip of the hair, and making it into a roll with water-absorbing material in the downstream conveyance path of the rotating brush One or a plurality of water-absorbing roller pairs arranged such that the pair of water-absorbing rollers are opposed to each other and the roller surfaces are in contact with each other, and the water absorbed by the water-absorbing roller by pressurizing the water-absorbing roller. Squeeze out and drop as liquid Water squeezing device is provided which, the water squeeze device the liquid receiving provided to collect the squeezed liquid, a with a tank to store the condensed liquid has been contaminated liquid at the same liquid receiving, at the small cleaning device,
A tip of the bristles is provided by brushing the bristles by providing a brush grinder for bringing the bristles of the rotating brush into contact with the brush polishing body periodically or irregularly to recover the edges at the bristles. 2) A brush cleaning device that moves the brush polishing body away from or in proximity to the rotating brush, characterized in that the edge of the rotating brush can be maintained, and the peeling force of the adhered matter of the rotating brush can be kept high for a long time. And an electromagnetic solenoid that moves the brush polishing body relative to the rotating brush in a direction opposite to the direction of the spring biasing, and the brush polishing body is in contact with the rotating brush by ON / OFF control of energization of the electromagnetic solenoid. The accessory cleaning device described in the above 1) or 2) that can be separated 3) The rotating brush has a predetermined width on the outer peripheral surface of the rotating roller for vegetating the brush hair. The accessory cleaning device 4) according to any one of 1) and 2), wherein the moisture squeezing tool is a part of the water absorption roller. The accessory cleaning device 5) according to any one of 1) to 3), wherein the dirty liquid stored in the tank is a hard rotating cylinder that compresses and compresses the water contained in the water absorption roller by pressurizing and compressing the outer peripheral portion. The small-sized cleaning device 6) according to any one of 1) to 4), wherein the liquid purified through a water purifier such as a filter is supplied as washing water for the water ejection device. It exists in the accessory cleaning apparatus in any one of said 1) -6) which has an operation part which can stop operation | movement and it can prevent a wash water spouting.

  According to the present invention, a brush abrasive is brought into contact with a rotating brush that is rotating oppositely used for secondary cleaning of small items regularly or irregularly so that the tip of the brush bristles is on the surface of the brush abrasive. The brush bristles shown in FIG. 9 (b) are rounded while the tip of the bristles is polished against the polishing layer to remove dust and dirt adhering to the edges of the brush tips. The edge of the brush is sharpened so as to make an edge as shown in FIG. 9 (c), the edge of the brush is recovered, and the recovered edge is applied to the uneven corners of the back surface of the accessory. Scraping dirt and dust well to prevent the peeling force from decreasing, and maintaining the peeling force for a long time allows the rotating brush to maintain a high cleaning power for a long time. Can maintain cleaning power.

FIG. 1 is an explanatory view showing the structure of Embodiment 1 of the present invention. FIG. 2 is an exploded perspective view showing the structure of the rotating disk type primary accessory cleaning device of the embodiment. FIG. 3 is an explanatory diagram illustrating a driving mechanism of the rotating brush / water absorbing roller and the squeezing roller according to the embodiment. FIG. 4 is an exploded perspective view showing the brush polishing apparatus of the embodiment. FIG. 5 is an explanatory diagram showing a state where the medal of the embodiment is being polished. FIG. 6 is a side view showing the rotating brush of the embodiment. FIG. 7 is a front view showing the rotating brush of the embodiment. FIG. 8 is an explanatory diagram showing a medal polishing state by brush bristles of the rotating brush of the example. FIGS. 9A, 9B, and 9C are explanatory views showing the tip state of the bristles of the example.

  As an abrasive for forming a polishing layer formed on the surface of the brush abrasive body of the present invention, an abrasive used for sandpaper, a file, a ceramic polishing cloth, a grindstone, or the like can be used. In addition to the adhesion of the abrasive, it is also effective to provide fine irregularities on the base material that fixes the abrasive. In many cases, a brush polishing body forms a polishing layer on a contact surface between a flat plate and a cylindrical surface.

The timing when the brush polishing apparatus makes the brush polishing body contact the tip of the bristles of the rotating brush can be performed regularly or irregularly. In the embodiment, the rotating brush is brought into contact with the brush polishing body for 5 seconds after rotating for 15 seconds. This can be controlled by an electronic circuit using a timer or by computer software.
Further, the movement of bringing the brush polishing body into and out of contact with the rotating brush can be performed periodically using a spring force, an electromagnetic attraction force such as a solenoid, or a rotating cam plate. Although there are various operating mechanisms, it is preferable to use a spring and an electromagnetic solenoid as in the embodiment because of simple control and structure.

  Further, the length of the bristles of the rotating brush is preferably the length of the bristles that causes the bristles to come into contact with the surface of the accessory as shown in FIG. With this length, the tip of the brush bristles pierces the corners of the irregularities on the surface of the accessory, scraping off the deposits, and the elastic force due to the bending of the brush bristles creates a force to repel.

  The pair of opposed rotating brushes is typically a rotating brush arrangement in which the medal transport path faces in the vertical direction in the horizontal direction, but the medal transport path may be vertical and inclined. Rotating brushes facing left and right in the horizontal direction may be used, or the facing direction may be inclined.

Example 1
Hereinafter, small cleaning device G ₁ embodiment of the present invention has a turntable type small cleaning apparatus 10 as the primary cleaning, an example in which a rotating brush cleaning device G ₀ as a secondary cleaning. Hereinafter, this embodiment will be described with reference to the drawings. The rotary brush cleaning device G ₀ of the first embodiment shown in FIGS. 1 to 10 includes the rotary brushes 2 and 3 facing each other along the conveyance path 1 of three sets of medals, and the rotary brush cleaning device G facing the top and bottom. ₀ is provided, and a brush polishing apparatus 8 is provided above and below the rotary brushes 2 and 3. Brushing plate ₈₁ of the brush polishing device 8 is disposed on the upper and lower rotary brushes 2 and 3, the biasing force to move in the approaching direction of the rotating brush direction by the compression spring 8 _5, a brush polishing plate ₈₁ in the separating direction in ON in oN · OFF energization control of the electromagnetic solenoid _{8 6} moving, only brushing plate _{8 1} 5 seconds per revolution and 15 seconds in contact with the rotary brush 2, to polish the bristle ₂ 3, _{3 3} of the hair . At the same time, dust, dirt and debris adhering to the brush bristles are separated from the brush bristles and scattered in the air as exfoliation. And as a primary cleaning device for medals m, there is provided a rotary disk type primary accessory cleaning device 10 that is washed by adding water. The structure is such that the medal has a centrifugal force generated by the rotational force of the rotating disk between the rotating brush hair banding planted on the outer peripheral area of the upper surface of the horizontal rotating disk and the fixed brush hair band above it. When receiving the force and moving in the radial direction, the medals are cleaned and polished between the upper and lower brush hairs. Medals m was the primary cleaning an example to feed along the transport path 1 of the medal between the upper and lower faces of the rotary brush of the rotating brush cleaning device G _0. The washing water to be sprayed is to increase the peeling force by the viscosity and flow velocity of dust, dirt and particles, and to prevent heat generation due to frictional heat of the brush hair. G ₀ is a rotating brush cleaning device, having the following configuration 1-6.

(Explanation of symbols in the first embodiment)
G ₁ is an accessory cleaning device of the first embodiment, 1 is a medal conveyance path, 2 and 3 are rotating brushes facing each other vertically, 2 ₁ and 3 ₁ are cylindrical rolls on which the rotating brushes 2 and 3 are planted, 2 ₂ and 3 ₂ is a rotating shaft of the rotating brushes 2 and 3, 2 ₃ and 3 ₃ are brush bristles in which a plurality of hairs are planted on the outer peripheral surface of the cylindrical rolls 2 ₁ and 3 _{1 so} as to have a constant width and a spiral shape. 2 ₄ and 3 ₄ are spur gears on which the rotation shafts 2 ₂ and 3 ₂ are attached, and mesh with each other to rotate the rotation shafts 2 ₂ and 3 ₂ in opposite directions. 2 ₅ wheel axially mounted on the rotary shaft _{2 2} belts, motors driving belt for transmitting the power of the motor 5 to the sheave _{2 5,} 5 _{9, 5 10,} 5 to rotate the rotary brush 2,3 4 , 6 is a discharge chute part of the conveyance path 1.

(Water absorption roller related)
Rotating brush cleaning device G ₀ is water rollers for drying and water absorption of water of the surface of the medal m is provided.
Reference numerals 5 ₁ and 5 ₂ denote two sets (two rows) of water absorption rollers facing each other in the vertical direction, 5 ₃ and 5 ₄ denote flat gears attached to the rotation shaft of the water absorption roller, and 5 ₅ and 5 ₆ denote water absorption rollers of each set. 5 ₂ pressed against the water-absorbing roller 5 ₂ rigid diaphragm cylinder squeeze out water from 5 _7, 5 ₈ is a spur gear that is axially attached to the rotation axis of the rigid diaphragm cylinder. Reference numerals 5 ₉ and 5 ₁₀ denote belt wheels which are attached to the rotation shaft of the hard throttle cylindrical body. Water roller ₅ 1, _{5 2,} rigid diaphragm cylinder ₅ 5, _{5 6} rotation of the spur gear _{2 4} sheave _{2 5} of the transmission belt is rotating brush few motor 5, pulleys ₅ 9, 5 ₁₀ , the rotational power of the motor 5 is transmitted through the belt wheels 2 ₅ , 5 ₉ , 5 ₁₀ and the flat gears 2 ₄ , 3 ₄ , 5 ₃ , 5 ₄ , 5 ₇ , 5 ₈ engaged vertically. The rotating brushes 2 and 3, the water absorption rollers 5 ₁ and 5 ₂ , and the hard throttle cylinders 5 ₅ and 5 ₆ rotate in opposite directions.

(Water recovery device and water ejection device)
A water recovery device is provided so that the water absorbed by the water absorption roller is squeezed out so that the water absorption roller can always maintain the water absorption force. Water roller ₅ 1, _{5 2} water absorption has been dirty water is squeezed out of a hard stop cylinder ₅ 5, _{5 6,} dropping downwardly. Which was collected in the water collection chute _{9 1,} with water pipe _{9 2} fed to the tank _{9 3,} is stored temporarily in the tank _{9 3.} The tank 9 ₃ in water via the water purifier 9 ₇ using a replaceable filter by the pump 9 ₄ of the electric, the nozzle 9 ₆ of the tip through the water supply pipe 9 ₅ to inlet 13 ₁ medal m It has to be able to fountain toward the inlet 13 ₁ from. Pump 9 ₄ has starting and stopping of the pump operating button (not shown), thereby enabling also operate without using water.

(Brush polishing device)
8 is a brush polishing apparatus is an essential part of the present invention, a brush polishing plate 8 ₁ a plate-shaped brush polishing body, _8-12 polishing layer formed on the surface of the brush polishing plate, 8 ₂ Brush vertical guide pin mounted a polishing plate ₈₁ to the fixed frame _{8 3} brushing plate ₈₁ mounted to be vertically movable relative to, _{8 3} fixed frame, _{8 4} missing number, _{8 5} rotating brush brushing plate _{8 1} 2,3 compression spring for biasing in the direction 8 ₆ electromagnetic solenoid provided at the center portion of the fixed frame 8 _3, 8 ₇ magnetic plate fixed to the center of the brush polishing disc 8 ₁ (iron piece), the electromagnetic solenoid 8 ₆ adsorbs magnetic plate 8 ₇ operates is energized for 15 seconds, release far brush polishing plate ₈₁ from the rotating brush 2. Eliminating the electromagnetic attractive force and thereafter 5 seconds deenergized contacting a brush polishing plate ₈₁ to the rotating brush 2 by the urging force of the compression spring 8 _5, so that contacting the bristles 5 seconds. The electric control unit is not shown.

In the figure, 10 is the rotating disk type primary small cleaning device of the primary cleaning, 11 its rotary disc 11 ₁ medal receiving surface of the central region of the rotating disk 11, 11 ₂ rotation axis of the rotating disk 11, 12 the peripheral region of the upper surface of the rotating disk 11 upward flocked an annular lower bristles 13 device casing 13 ₁ inlet medal m, 13 ₂ are in the upper peripheral region of the rotating disk top surface fixed frame vegetation towards the brush bristles 14 in the downward direction, 14 the upper bristles are vegetation downward to the lower surface of the fixed frame, 15 denotes a motor for rotating the rotary shaft 11 ₂ of the rotary disc 11, 15 ₁ transmission belt 16 is a medal outlet for feeding medal m part of annular casing portion 13 ₃ of the apparatus casing 13 to the opening to the transport path 1.

(Operation of Example 1)
In Example 1, medals m that was used to introduce random from inlet 13 ₁ of the rotating disk type primary accessories cleaning device 10. Inserted medals m is received by the medal receiving surface 11 ₁ of the central region of the rotating disk 11. Rotary disc 11 medal receiving surface 11 ₁ and medal m placed in the peripheral region of the rotating disk 11 have rotated at a high speed by a motor 15 acting centrifugal force due to rotation, medals m in the radial direction (helical trajectory in with it) are accelerated, is bound to also the inner surface of the annular casing 13 ₃ passes through between the lower side of the brush bristles 12 and the fixed frame 13 and _second upper bristles 14 of the rotary disc 11, the brush bristles The brushes 12 and 14 are temporarily cleaned by being brushed, and the medals are sent out from the medal delivery port 16 to the transport path 1 at a proper timing.
By this rotary disk type primary accessory cleaning device 10, the medal m is primarily cleaned considerably.

Rotation of the rotating brush 2 and 3 of the rotary brush cleaning device G ₀ is shown in FIG. And transmission of the sheave 2 ₅ attached to the output shaft of the motor 5 and the rotation shaft 2 ₂ or 3 ₂ to the mounting groove sheave 2 ₅ transmission belt 4, the upper and lower rotary brushes 2 and 3 the cylindrical roller 2 _1, in 3 ₁ of the rotary shaft ₂ 2, _{3 2} spur gears ₂ 4 pivotally attached to, _{3 4} meshing pair of upper and lower rotating brushes 2 and 3 are mutually rotated in opposite directions.

The medal m sent to the transport path 1 passes through the transport path 1 between the brush bristles of the upper and lower rotating brushes 2 and 3 and the upper and lower brush bristles 2 ₃ and 3 ₃ make the unevenness on the front and back surfaces of the medal m. The tip of the brush hair is pierced to the corner of the brush, and the dust, dirt, and particles that have not been removed by the primary cleaning in this corner are scraped out with the tip of the brush hair 2 ₃ , 3 ₃ , and these deposits are medaled The peeled material is peeled off and released to the outer periphery by the elastic force generated by the deformation of the bristles 2 ₃ and 3 ₃ .
The upper and lower rotary brushes 2 and 3 are wet with moisture along the transport path 1 and use the water as washing water to increase the cleaning power of the medal m.

When the brush bristles 2 ₃ and 3 ₃ of the rotating brushes 2 and ₃ are used, the bristles of the bristles 2 ₃ and 3 ₃ have a cutting surface perpendicular to the bristles as shown in FIG. ₃₁ , 3 ₃₁ , but when used, as shown in FIG. 9 (b), dust / dirt adheres to the edges 2 ₃₁ , 3 ₃₁ , and the brush bristles 2 ₃ , 3 appear rounded. ₃ peel force decreases.

In this embodiment, the electric control unit (not shown) is energized the electromagnetic solenoid 8 ₆ 15 seconds, by generating a magnetically attracting force of the electromagnetic solenoid 8 _6, the magnetic plate which is fixed to the brush polishing plate 8 ₁ (iron piece) 8 away ₇ are attracted to the stationary frame 8 ₃ side against the urging force of the compression spring 8 ₅ a brush polishing disc 8 ₁ so as not to contact the bristles 2 _3, 3 ₃ of the bristles of the rotary brush 2. After away for 15 seconds, the electrical control unit is de-energized for about 5 seconds to stop the energization of the electromagnetic solenoid 8 _6. Thus, the electromagnetic attractive force is lost brushing plate 8 ₁ bristles polishing layer 8 ₁₂ of the brush polishing disc 8 ₁ by the urging force of the compression spring 8 ₅ rotates 2 _3, 3 ₃ of the hair The contact is made for about 5 seconds, and the dust and dirt adhering to the edges 2 ₃₁ and 3 ₃₁ of the brush bristles 2 ₃ and 3 ₃ are peeled and removed. ON for 15 seconds and OFF for 5 seconds repeatedly. As a result, the edges of the brush bristles 2 ₃ and 3 _{3 that} are rounded 2 ₃₃ and 3 ₃₃ are polished, and the edges 2 ₃₁ and 3 ₃₁ are recovered to obtain sharp edges 2 ₃₁ and 3 _{31 as} shown in FIG. 9C. To have a state.
Thereby, the peeling force of the brush hair can be maintained at a high level for a long time by removing the deposits 2 ₃₂ and 3 _{32 on} the ends of the brush hairs 2 ₃ and 3 ₃ and restoring the edges 2 ₃₁ and 3 ₃₁ .

  The dust, dirt, and particles adhering to the surface of the medal m by the three sets of rotating brushes 2 and 3 are peeled off by the bending of the brush tip and the brush. Moisture adheres to the exfoliated material and the exfoliated materials are connected with water.

The primary cleaned medal m by the rotary disk type accessory cleaning device 10 and the secondary cleaned m by the rotating brushes 2 and 3 are sent downstream of the conveying path 1, but the surface is wet.
The medal m is sent between the water absorption roller 5 _1, 5 ₂ of material having a water absorption power in the two sets of upper and lower sponge, water absorption roller 5 ₁ of water are two sets of upper and lower pairs of wet the surface of the medal m are water by 5 _2, medals m is discharged from the discharge chute portion 6 is wiped water.

The water absorption roller 5 ₁ of the lower _side, 5 ₂ is so used by including a lot of water, water absorption roller 5 _1, 5 ₂ below is pressurized by a cylindrical body 5 _5, 5 ₆ stop rigid, water roller 5 _1, 5 ₂ water containing moisture is squeezed out by the pressure of the hard stop cylinder 5 _5, 5 ₆ of the roller, the water drips downward. This water collection chute 9 ₁ is accepted, fed through a water pipe 9 ₂ to the tank 9 _3.
Thus, water absorption roller 5 _1, 5 ₂ of water has been moisture, since it is dehydrated by the cylinder 5 _5, 5 ₆ constantly (for each rotation) rigid diaphragm, medals water absorption becomes low state m The water-absorbing rollers 5 ₁ and 5 ₂ are allowed to absorb water on the surface. Incidentally, the water absorption roller 5 _1, 5 ₂ vertically opposite that in contact vertically each other, moisture moves to the water absorption roller 5 _1, 5 ₂ dry down, water absorption as the upper and lower are kept low, water It can be maintained as possible.

Collected tank 9 ₃ Water fried pump 9 ₄ through the water purifier, such as a filter (not shown), inlet medal m through the water supply pipe 9 ₅ nozzle 9 ₆ Water discharge device 9 13 so as to be ejected to _1, thereby enabling recycling of the water.

  INDUSTRIAL APPLICABILITY The present invention can be used for cleaning industrial products made of small metal plates having irregularities and engravings on the surface of thin plates, in addition to medals or coin coins used in game stores.

G ₁ Small object cleaning device of Example 1 G ₀ rotation brush cleaning device m Medal that is a small object 1 Transport path 2, 3 Rotary brush 2 ₁ , 3 ₁ Cylindrical roll 2 ₂ , 3 ₂ Rotating shaft 2 ₃ , 3 ₃ Brush hair 2 ₃₁ , 3 ₃₁ edge 2 ₃₂ , 3 ₃₂ dust / dirt 2 ₄ , 3 ₄ flat gear 2 ₅ belt wheel 4 transmission belt 5 motor 5 ₁ , 5 ₂ water absorption roller 5 ₃ , 5 ₄ flat gear 5 ₅ , 5 ₆ hard throttle cylinder 5 _{7, 5 8} spur gear 5 _{9, 5 10} belt pulley 6 discharge chute 8 brushing device 8 ₁ brush polishing plate 8 ₁₂ abrasive layer 8 ₂ vertical guide pin 8 ₃ fixed frame 8 ₄ missing number 8 ₅ compression spring 8 ₆ electromagnetic solenoid 8 ₇ magnetic plate (iron piece)
DESCRIPTION OF SYMBOLS 9 Water ejection apparatus 9 ₁ Water collection chute 9 ₂ Water pipe 9 ₃ Tank 9 ₄ Pump 9 ₅ Water supply pipe 9 ₆ Nozzle 9 ₇ Water purifier 10 Turntable type primary accessory cleaning device 11 Turntable 11 ₁ Medal receiving surface 11 ₂ rotation Shaft 12 Brush bristle 13 Device casing 13 ₁ Input port 13 ₂ Fixed frame 13 ₃ Ring casing part 14 Brush bristle 15 Motor 16 Medal delivery port

Claims (6)

A rotating disk is rotatably provided in an annular space formed below the casing provided with a slot for used medals, coins, or small articles that are flat items with a small thickness. A number of lower brush bristles are planted upward, and a number of upper brush bristles fixed above the upper lower brush bristles planted in the outer peripheral area of the upper surface are provided. A central area is used as a receiving surface for small items to be input from the input port, and a water jetting device is provided for jetting cleaning water containing liquid or water from above the rotating disk toward the receiving surface. After the small items to be introduced are wetted with washing water, the small items dropped on the receiving surface are received, and the centrifugal force of rotation of the rotating plate in the direction between the lower brush bristles of the rotating plate and the fixed upper brush bristles. Move it so that small items pass between the upper and lower brush hairs. A rotary disk type primary accessory cleaning device that primarily cleans and sends it to the conveyance path is disposed, and a pair of rotating brushes are provided on the downstream side of the accessory conveyance path that is sent from the rotary disk type primary accessory cleaning device. One set or a plurality of sets facing each other are arranged, and the accessory passes between the brush bristles of a pair of opposed rotating brushes so that the brush bristles of the rotary brush pass through the front and back surfaces of the accessory passing through the brush bristles. It was made in a roll with a material that absorbs water on the downstream conveyance path of the rotating brush so that dust, dirt, and other deposits adhered to the surface of the accessory can be peeled off with the tip of the hair so that the accessory can be cleaned. One or a plurality of water-absorbing roller pairs arranged so that a pair of water-absorbing rollers face each other and the roller surfaces are in contact with each other are arranged, and the water absorbed by the water-absorbing roller is squeezed out by pressing the water-absorbing roller. Let it drip as a liquid Water squeezing tool provided, the water squeeze device the liquid receiving provided to collect the squeezed liquid, a with a tank to store the condensed liquid has been contaminated liquid at the same liquid receiving, at the small cleaning device,
A tip of the bristles is provided by brushing the bristles by providing a brush grinder for bringing the bristles of the rotating brush into contact with the brush polishing body periodically or irregularly to recover the edges at the bristles. The edge cleaning device can maintain the edge of the rotating brush, and the peeling force of the adhered matter of the rotating brush can be kept high for a long time.   The brush bristle polishing device includes a spring that urges the brush polishing body to move away from or close to the rotating brush, and an electromagnetic solenoid that moves the brush polishing body against the rotating brush in a direction opposite to the urging direction of the spring, The accessory cleaning apparatus according to claim 1 or 2, wherein the brush polishing body can be brought into and out of contact with the rotating brush by ON / OFF control of energization of the electromagnetic solenoid.   3. The rotating brush is formed so that brush hair is vegetated with a predetermined width on an outer peripheral surface of a rotating roller for vegetating brush hair, and the width is spiral in the roller axial direction. The accessory cleaning device according to any one of the above.   The small article cleaning apparatus according to any one of claims 1 to 3, wherein the moisture squeezing tool is a hard rotating cylindrical body that squeezes moisture contained in the water absorbing roller by pressurizing and compressing a part of the outer peripheral portion of the water absorbing roller.   The accessory according to any one of claims 1 to 4, wherein a dirty liquid stored in the tank is supplied as a cleaning water for the water jetting device by supplying a liquid purified through a water purifier such as a filter. Cleaning device.   The accessory cleaning apparatus in any one of Claims 1-6 which has an operation part which can stop the operation | movement to a water ejection apparatus, and can prevent wash water from ejecting.

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