JP3064602U - Roller attachment / detachment mechanism for coin and other cleaning equipment - Google Patents

Abstract

(57) Abstract: A roller attaching / detaching mechanism in an apparatus for cleaning small objects such as coins, which can easily attach / detach a washing roller. SOLUTION: Coins and the like placed on a washing conveyor are washed with a brushing roller rotating in the opposite direction, and further washed with a pair of upper and lower washing rollers, and then the washing liquid is removed with a pair of upper and lower washing liquid suction rollers. In the cleaning apparatus, a pair of upper and lower cleaning rollers and a pair of upper and lower cleaning liquid suction rollers were integrated by a pair of left and right shaft support plates, respectively. The pair of upper and lower cleaning rollers and the pair of upper and lower cleaning liquid suction rollers can be easily fixed at predetermined positions by being inserted into the insertion slots of the shaft support plate provided on the frame and fixed to the frame by the fixing tool. The maintenance, inspection and replacement of these rollers can be made extremely easy, so that the maintenance, inspection and replacement of these rollers can be made extremely easy.

Description

[Detailed description of the invention]

[0001]

[Technical field to which the invention belongs]

 The present invention relates to a cleaning apparatus for cleaning small disc-shaped or spherical objects or small members, for example, coins, pachinko balls and other mechanical parts (hereinafter referred to as coins) used in a game arcade.

[0002]

[Prior art]

 Conventionally, an apparatus for cleaning coins and the like used for cleaning coins and the like will be described with reference to a cross-sectional view of FIG. 3 and a plan view of a main part of FIG. A hopper 14 for receiving coins 12 collected from the game arcade is arranged at an opening on the upper surface of the body 10. A transfer conveyor 16 is mounted below the hopper 14, and transfers the coins 12 falling from the hopper 14 to a chute 20 that guides the coins 12 to a cleaning conveyor 18.

The coin 14 that has fallen from the chute 20 is placed on the receiving end 18 a (the right end in FIG. 3) of the cleaning conveyor 18. The sensor 22 detects that the coin 12 is excessively supplied to the receiving end 18a of the cleaning conveyor and stops the transfer conveyor 16 when the coin 12 is supplied. Further, the discharge end 18b (the left end in FIG. 3) of the cleaning conveyor 18 is inclined higher than the receiving end 18a, so that the cleaning liquid runs out better.

[0004] The brushing roller 24 is supported on an intermediate portion of the cleaning conveyor 18 in a direction in which a rotation axis is orthogonal to a transfer direction. As shown in FIG. 4, the brushing roller 24 is rotated in the opposite direction to the cleaning conveyor 18 via a belt 28 by a driving roller 26 of the cleaning conveyor 18 so that one coin 12 is barely separated from the cleaning conveyor 18. When the coins 12 are supplied in a stacked state, a passing gap is provided, and when the coins 12 are supplied in a stacked manner, the extra coins 12 stacked on the upper side are rebounded, and the surfaces of all the coins are washed without the coins 12 being stacked. The cleaning liquid is constantly supplied to the brushing roller 24 from the intermediate tank 44 of the cleaning liquid circulation device 38 via the cleaning liquid supply pipe 46.

The cleaning roller 30 includes a pair of upper and lower rollers 30 a and 30 b, each of which has a surface covered with a water-absorbing material, for example, sponge-like urethane, and holds the coin 12 fed from the cleaning conveyor 18 upward. The cleaning rollers 30a and the lower cleaning roller 30b are mutually urged so as to be sandwiched and rotated. The cleaning liquid is constantly supplied to the upper cleaning roller 30a from the intermediate tank 44 of the cleaning liquid circulation device 38 via the cleaning liquid supply pipe 48.

A cleaning liquid collecting roller 32 is configured to rotate under the lower cleaning roller 30b by pressing against the lower cleaning roller 30b so that the cleaning liquid that has washed the coin 12 is squeezed and collected from the lower cleaning roller 30b. Has become.

[0007] Immediately behind the cleaning roller 30, a cleaning liquid suction roller 34 is disposed. The roller 34 is a pair of upper and lower rollers whose surfaces are covered with a water-absorbing material such as sponge-like urethane. The coins 12 fed from the cleaning roller 30 are sandwiched between the upper cleaning liquid suction roller 34a and the lower cleaning liquid suction roller 34b, and are mutually urged to rotate while adsorbing the cleaning liquid. ing.

Further, an upper cleaning liquid squeezing roller 36a is disposed above the upper cleaning liquid suction roller 34a, and a lower cleaning liquid squeezing roller 36b is pressed and rotated below the lower cleaning liquid suction roller 34b. The cleaning liquid adsorbed in the step is squeezed out.

The cleaning liquid circulation device 38 includes a cleaning liquid storage tank 40, a cleaning liquid pump 42, an intermediate tank 44, cleaning liquid supply pipes 46 and 48, and a cleaning liquid recovery gutter 50. The cleaning liquid filled in the cleaning tank 40 is pumped by a cleaning liquid pump to an intermediate tank 44 provided at a higher position than the brushing roller 24.

A cleaning liquid supply pipe 46 for the brushing roller 24 and a base end of a cleaning liquid supply pipe 48 for the cleaning roller are attached to the intermediate tank 44. The cleaning liquid is supplied to the brushing roller 24 and the cleaning roller 24 via these supply pipes. It is supplied to the cleaning roller 30. Below the cleaning conveyor 18, the cleaning roller 30, and the cleaning liquid suction roller 34, the cleaning liquid collecting trough 50 is disposed so that the dropped cleaning liquid flows into the cleaning liquid storage tank 40.

[0011]

[Problems to be solved by the invention]

 In the cleaning device for coins and the like described above, the rotation axis of each roller is supported directly on the box 10 or the roller mounted on the frame mounted on the box 10 is supported by the roller. Has become.

However, there is a drawback that the maintenance of the cleaning apparatus requires necessity of disassembling the box body 10 itself when removing the rollers of each member, and that maintenance and inspection of the apparatus requires much time and effort. is there. In particular, since the cleaning roller 30 and the suction roller 34 accumulate dirt such as coins, they need to be periodically removed and cleaned, and the surface layer is covered with a soft material such as an adsorbent sponge-like urethane. It has severe wear and poor durability, so it needs to be replaced frequently compared to other parts.

[0013] The present invention has been made to solve the above-mentioned problems of the conventional coin and other cleaning apparatus, and particularly, it is necessary to remove or replace the cleaning roller and the suction roller which are frequently maintained or replaced. An object of the present invention is to provide a roller attaching / detaching mechanism of a washing device for coins or the like which can be easily performed.

[0014]

[Means for Solving the Problems]

 The roller attaching / detaching mechanism of the coin cleaning device of the present invention includes a box housing the entire device, a cleaning conveyor for mounting and cleaning the coins and other objects to be cleaned, and a cleaning conveyor mounted on the cleaning conveyor. The object to be cleaned is transferred across the cleaning conveyor with a gap provided so that the object to be cleaned is not piled up, rotates in the direction opposite to the cleaning conveyor, and receives the supply of the cleaning liquid on the surface of the object to be cleaned. The brushing roller for cleaning while being washed and the surface layer made of a water-absorbing material are mutually urged to rotate while receiving the cleaning liquid while holding the object to be cleaned sent out from the cleaning conveyor and arranged vertically. And a pair of cleaning liquid suction cleaners whose surface layer is made of a water-absorbing material and which are vertically urged to rotate while sandwiching the object to be cleaned sent out from the cleaning rollers. A roller, a cleaning liquid removing roller that presses against the cleaning liquid suction roller and rotates to squeeze the cleaning liquid adsorbed by the cleaning liquid suction roller, and a cleaning liquid that supplies the cleaning liquid to the brushing roller and the cleaning roller, and collects and circulates the cleaning liquid. In a cleaning device for coins and the like comprising a circulation device, the pair of upper and lower cleaning rollers and the pair of upper and lower cleaning liquid suction rollers are respectively integrated by a pair of left and right shaft support plates, and the other rollers and the like provided in the box body. A long slot for inserting the shaft support plate and a fixture are provided on a frame supporting the cleaning roller so that the cleaning roller and the cleaning liquid suction roller are arranged at predetermined positions, and the cleaning roller and the cleaning liquid suction roller are detachable. It is characterized by the following.

[0015]

[Action]

 In the present invention, since the pair of upper and lower cleaning rollers and the pair of upper and lower cleaning liquid suction rollers are integrated by a pair of left and right pivots, respectively, the insertion length of the pivot provided on the frame for pivotally supporting other members is provided. The pair of upper and lower cleaning rollers and the pair of upper and lower cleaning liquid suction rollers can be easily fixed at predetermined positions by being inserted into the holes and fixed to the frame by the fixture. Therefore, maintenance, inspection and replacement of these rollers can be made extremely easy.

[0016]

[Embodiment of the invention]

 An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a perspective view showing a state in which a pair of upper and lower cleaning rollers 30a and 30b and a pair of upper and lower cleaning liquid suction rollers 34a and 34b are removed. FIG. 2 is a diagram showing the cleaning roller 30 and the suction roller 34 fixed at predetermined positions. FIG. 2 shows a perspective view of the cleaning device in a state where the cleaning device is in a state of being removed.

A half of the upper surface of the box 10 on the coin discharge side is a removable lid 52, and an opening 54 is provided on one side surface of the box 10. An opening / closing door 58 is attached via a butterfly plate 56 so that the opening 54 can be opened / closed.

A pair of left and right frames 60 for fixing bearings of each member are fixed near both side surfaces in the box 10. The bearings of the driving roller 26 and the driven roller 62 of the cleaning conveyor 18, the brushing roller 24, the cleaning liquid collecting roller 32, and the cleaning liquid squeezing roller 36 of the cleaning conveyor 18 are fixed to the frame 60.

As shown in FIG. 1, the supporting portions at both ends of the pair of upper and lower cleaning rollers 30 a and 30 b removed from the frame 60 are integrated by being attached to a pair of left and right cleaning roller shaft supporting plates 66. The pair of upper and lower cleaning liquid suction rollers 34a and 34b, which are removed from the frame 60, are integrated by attaching them to a pair of left and right suction roller shaft support plates 68.

The frame 60 is provided with shaft support plate insertion slots 70 and 72 so that the cleaning roller shaft support plate 66 and the suction roller shaft support plate 68 are arranged at predetermined positions of the cleaning device. As shown in FIG. 2, by inserting the cleaning roller shaft support plate 66 into the insertion slot 70 and the suction roller shaft support plate 68 into the insertion slot 72, a pair of upper and lower rollers 30a and 30b and the upper and lower rollers are formed. A pair of cleaning liquid suction rollers 34a and 34b are respectively disposed at predetermined positions of the cleaning device.

A fixed band 76 having a width that simultaneously covers both the long holes 70 and 72 for inserting the shaft support plate is rotatably attached to the inner side surface of the box 10 via a butterfly plate 74, as shown in FIG. When the cleaning roller 30 and the suction roller 34 are pulled out as described above, the fixing band 76 is upright, and as shown in FIG. After being inserted into the long holes 70 and 72 for inserting the supporting plate, the fixing band 76 was dropped on the long holes 70 and 72 for inserting the supporting plate, and the spring 80 of the fixing lever 78 was hooked on the tip hook 76a. Thereafter, the fixing lever 78 is tilted down to tighten the fixing band 76, so that the shaft supporting plates 66 and 68 of the cleaning roller 30 and the suction roller 34 are fixed to the shaft supporting plate insertion slots 70 and 72.

[0022]

[Effect of the invention]

 As described above, the roller attachment / detachment mechanism of the coin cleaning device of the present invention integrates the upper and lower pair of cleaning rollers and the upper and lower pair of cleaning liquid suction rollers with the pair of left and right shaft supports, respectively. A pair of upper and lower cleaning rollers and a pair of upper and lower cleaning liquid suction rollers can be easily positioned at predetermined positions by inserting them into the slots for insertion of the supporting plate provided on the frame that supports the members, and fixing them to the frame with fixing devices. Can be fixed to. Therefore, maintenance, inspection and replacement of these rollers can be made extremely easy.

[Brief description of the drawings]

FIG. 1 is a perspective view of a cleaning device for coins and the like of the present invention with a pair of upper and lower cleaning rollers 30a and 30b and a pair of upper and lower cleaning liquid suction rollers 34a and 34b removed.

FIG. 2 shows a cleaning roller 30 of the coin cleaning device of the present invention.
5 is a perspective view of the cleaning device in a state where the suction roller 34 is fixed at a predetermined position.

FIG. 3 is a cross-sectional view of a conventional coin or the like cleaning apparatus.

FIG. 4 is a plan view of a main part of a conventional coin or the like cleaning apparatus.

[Explanation of symbols]

 ····················································································································································· Roller 36 ··· Cleaning liquid squeezing roller 38 ··· Cleaning liquid circulation device 40 ··· Cleaning liquid storage tank 42 ··· Pump-up pump 44 ··· Intermediate tanks 46 and 48 ··· Cleaning liquid supply pipe 52 ··· Lid 54 ··· Side opening 58 ··· Opening and closing door 60 ··· Frame 66 ··· Washing roller shaft support plate 68 ··· Suction roller shaft support plate 70 ··· · Cleaning roller shaft support plate insertion slot 72 ··· Suction roller shaft support plate insertion slot 76 ··· Fixed band 78 ··· Fixed lever

Claims (1)

[Utility model registration claims] 1. A box housing the entire apparatus, a cleaning conveyor for mounting and transporting an object to be cleaned such as a coin and the like, and the object to be cleaned mounted and transported on the cleaning conveyor. A brushing roller that is disposed across the cleaning conveyor with a gap that does not cause stacking, rotates in a direction opposite to the cleaning conveyor, and cleans the surface of the object to be cleaned while receiving a supply of a cleaning liquid; and a surface layer. Are made of a water-absorbing material, and a pair of cleaning rollers arranged vertically above and below each other so as to sandwich the object to be cleaned sent from the cleaning conveyor, receive the supply of the cleaning liquid, and urge each other to rotate. A pair of cleaning liquid suction rollers, which are mutually urged so as to pinch and rotate the cleaning object sent from the cleaning roller and which are sent out from the cleaning roller, and are pressed against the cleaning liquid suction roller. A washing liquid removing roller for rotating and squeezing the washing liquid adsorbed by the washing liquid suction roller, and a washing liquid circulating device for supplying the washing liquid to the brushing roller and the washing roller and for collecting and washing the washing liquid, and a washing device for coins and the like, The pair of upper and lower cleaning rollers and the pair of upper and lower cleaning liquid suction rollers are integrated by a pair of left and right pivots, respectively, and the cleaning roller and the cleaning liquid adsorption are provided on the frame provided inside the box and supporting the other rollers and the like. A roller for a coin or other cleaning device, wherein a slot for inserting the shaft support plate and a fixture are provided so that the roller is disposed at a predetermined position, and the cleaning roller and the cleaning liquid suction roller are detachable. Detachable mechanism.