JPH0839034A - Washer - Google Patents

Abstract

PURPOSE:To provide a washer which conducts automatically the washing of machine parts, cases for the parts, etc. CONSTITUTION:Piled cases 12 are taken out one by one to be mounted on a conveyer belt 34. The upper part and side part of the case 12 are covered with the shutters 36, 38 of a washing chamber, and the cases 12 and a drying chamber 62 are separated by the first shutter so that washing liquid is prevented from scattering outside the washing chamber. The washing liquid is ejected from nozzles 42 attached to the insides of the shutters 36, 38 to remove dirt and blots from the surface of the case. When the ejection of the washing liquid is finished, the transfer of the cases 12 to the drying chamber 62 becomes possible immediately. The cases 12, after being dried in the drying chamber 62, are placed again in a state in which the cases 12 are piled up.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a washing machine for spraying a washing liquid on an article to wash away dirt.

[0002]

2. Description of the Related Art A washing machine for washing mechanical parts and other articles has been developed and used in each field having a preferable shape and function according to its use. A machine for cleaning box-shaped plastic containers for transporting and organizing machine parts, etc., manually arranges containers one by one on a conveyor.
The cleaning device and the drying device provided along the conveyor are sequentially charged, and then picked up again from the conveyor manually. Such a device has a large outer shape as a whole because the cleaning device and the drying device are separately provided and a large container can be cleaned.

On the other hand, the box-shaped plastic container is used as a container for pachinko balls in a pachinko parlor. In this pachinko ball container, when the container is empty, a part of the other container can be put in and stacked from the opening, and the empty containers can be stored together in a small size. In addition, since the pachinko ball container cannot be washed in such a large-scale device as described above, the containers used on that day have been manually collected after closing the store.

[0004]

As described above, the pachinko ball container is manually washed, but it is also a work after the store is closed, and there is a problem that the cost becomes high. Also,
Even if the above-mentioned cleaning device is downsized and introduced,
There is a problem that at least one full-time worker is required because the containers are loaded and unloaded one by one manually. The present invention has been made to solve the above-mentioned problems, and an object of the present invention is to provide a small-sized and labor-saving container washing machine.

[0005]

In order to achieve the above-mentioned object, a cleaning machine according to the present invention is a cleaning machine for spraying a cleaning liquid onto an article in a cleaning chamber to wash the article, which is closed. Thus, the cleaning liquid is prevented from being sprayed to the outside, and the shutter forms a cleaning chamber, and the cleaning liquid spray nozzle is provided on at least a part of the inner surface of the shutter.

Further, it is possible to have a conveyor belt for conveying the article, and to form a cleaning chamber by the shutter around the article placed on the conveyor belt.

Further, a first placing means for placing a plurality of stacked containers, a stage separating device for taking out only the lowest container of the plurality of containers stacked on the first placing means, and the stage. A transport device for transporting the disassembled container,
A cleaning device that is provided in the transfer path of the transfer device and that cleans the staggered container with a cleaning liquid; a drying device that is provided downstream of the cleaning device in the transfer path and that dries the cleaned container; In a washing machine having a stacking device for sequentially stacking the containers from the bottom, and a second mounting means for mounting the containers stacked by the stacking device, the cleaning device is the A shutter is provided on at least a part of the inner surface of the shutter, which forms a cleaning chamber by substantially blocking the position where the container is placed on the transfer path from the outside, and prevents the cleaning liquid from spouting to the outside. And a cleaning liquid ejection nozzle.

[0008]

The present invention has the above-described structure, and prevents the cleaning liquid from splashing to the outside by forming the cleaning chamber that is shielded from the outside by the shutter, and the spray nozzle for spraying the cleaning liquid has a shutter. By providing it on at least a part of the inner surface, the space required for arranging the nozzles can be reduced, and the driving mechanism of the ejection nozzle and the opening / closing mechanism of the shutter can be shared. Further, it becomes possible to spray the cleaning liquid evenly on the article from around the article.

Further, by forming a cleaning chamber by the shutter around the article on the conveyor belt, the article can be conveyed immediately after cleaning.

Further, in a washing machine in which the stacked containers are taken out one by one, the containers are conveyed, sequentially washed, dried, and finally stacked again, the washing chamber is dried by the shutter. It is possible to shut off the cleaning liquid from other parts of the device, and prevent the cleaning liquid from splashing. Further, by disposing the nozzle that ejects the cleaning liquid on the inner surface of the shutter, the space required for disposing the nozzle can be reduced, and
The cleaning liquid can be sprayed evenly from around the container. Further, by spraying the cleaning liquid onto the container placed on the transfer path, it is possible to transfer the cleaning liquid to the next step immediately after cleaning.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT A preferred embodiment of the present invention will be described below with reference to the drawings.

This embodiment is a washing machine for washing a pachinko ball case, among washing machines. The pachinko ball case is
It is used by pachinko players to receive winning balls.
In the pachinko parlor, cleaning of these pachinko ball cases was done by hand cleaning the cases used on the day after the business was closed. This work is a work at midnight and working conditions are severe. Therefore, automation of this work is desired. In addition, as the pachinko ball case, even in the same store, a plurality of types of cases are used according to the number of balls that can be accommodated, and it is possible to easily handle each of these cases when automating. Is desired.

1 to 4 are schematic views showing the entire structure of the present embodiment. FIG. 1 is a partially perspective perspective view, FIG. 2 is a front sectional view, FIG. 3 is a plan sectional view, and FIG. 4 is a side view. FIG.
The pachinko ball case cleaning machine 10 of the present embodiment is provided with a loading port 14 for loading the pachinko ball case 12 in a loaded state. The pachinko ball case 12 has an edge portion 18 projecting outwardly around the opening 16, and a handle 2 further projecting from the edge portion 18 on a short side of the edge portion 18.
0 is provided. Then, in the empty state, it is possible to put a part of another case in the case opening portion 16 and stack the other cases, whereby the outer size of the case can be reduced. The case 12 in the loaded state, which has been loaded through the loading port 14, is placed by abutting the bottom surface of the lowermost case 12-1 on the lift arm 24 of the step-out lift 22. The lift arm 24 is guided by a guide rail 28 by an air actuator 26 and is vertically movable. When the case is placed, the lift arm 24 is at the most raised position shown by the broken line in FIG.
A finger 32 of the holding hand 30 is provided on the side of the long-side edge portion 18-1 of the lowermost case 12-1 so that the vicinity of the upper end of the case 12-1 can be held.

The above-mentioned step lift 22 and holding hand 3
0 configures a destacking device that takes out only the bottom case of the plurality of stacked cases. That is, the lift arm 24 is in a state in which the plurality of mounted cases are still stacked, and the second case 12-2 from the bottom.
The edge portion 18-2 of the No. 18 descends to a position facing the finger 32. Then, the fingers 32 are closed to clamp the edge portion 18-2 of the second case 12-2, and the case 12-2
Keep the other cases stacked higher in this position. The lift arm 24 lowers only one of the cases 12 to a position where the bottom surface of the case 12 is in contact with the conveyor belt 34 (a position indicated by reference numeral 12-3 in the drawing).

When the lowered case is placed at the position indicated by the reference numeral 12-3 (hereinafter referred to as the case 12-3), the two opposing cleaning chamber shutters 36 and 38 are closed and the cleaning chamber 40 is opened. It is formed. Cleaning room shutters 36, 3
Nozzle 42 for ejecting the cleaning liquid is provided inside 8, and the cleaning liquid is sprayed inside and outside the case 12-3. As a result, dust and dirt attached to the surface of the case 12-3 are washed. Further, a pump 46 for supplying the cleaning liquid from the cleaning liquid tank 44 to the nozzle 42 is provided, and the cleaning liquid is supplied to the nozzle 42 through a pipe (not shown) by applying a predetermined pressure by the pump 46. This pressure causes the cleaning liquid to be jetted from the nozzle 42 at high speed. When the injection of the cleaning liquid ends, the cleaning chamber shutters 36, 3
8 opens.

A carrying device 48 is provided for further carrying the case 12-3 which has been cleaned. Carrier 48
Includes a drive shaft 50 and two conveyor belts 34 stretched around a driven shaft 52, and further includes a drive motor 58 for driving the drive shaft 50 via a chain 56. The feed amount of the conveyor belt 34 is detected by the rotary encoder 60 coaxially arranged on the drive shaft 50, and when it is detected that the feed amount is a predetermined amount, the drive motor 58 is stopped and controlled.

The case 12-3 which has been cleaned is transferred to the drying chamber 62, which is a room next to the cleaning chamber 40, while being placed on the above-mentioned transfer belt 34. The cleaning chamber 40 and the drying chamber 62 are normally separated by the drying chamber first shutter 64, and the drying chamber first shutter 64 is opened by the air actuator 66 only when the case 12 moves. When the case 12 is fed by a predetermined amount and enters the drying chamber 62, the drying chamber first shutter 64 is closed. Then, the disassembling lift arm 24 is lifted again to start the disassembling operation of the next case, as described above.

Between the two conveyor belts 34 in the drying chamber, the case 12 is sent to the drying chamber and stopped at a predetermined position.
A lift 68 for lifting (hereinafter referred to as case 12-4) is provided. The drying chamber lift 68 is vertically moved by the air actuator 70, and raises the case 12-4 to a grippable position by the gripping hand 72. The gripping hand 72 has an upper finger 74 and a lower finger 76, and the gripping portion of the case 12-4 can be gripped by these two fingers. The gripping hand 72 is rotatably supported by the gripping hand frame 80 about a gripping hand shaft 82. Further, the gripping hand frame 80 is provided with an air actuator 78 for enabling vertical movement, and further the gripping hand shaft 82.
A rotary actuator 84 for rotationally driving the motor through a bevel gear pair 86 is provided.

The gripping hand 72 gripping the handle of the case 12-4 is raised by the air actuator, and is further rotated by about 90 degrees by the rotary actuator 84. As a result, the case is located at the position 12-5 shown in FIG. 2 (hereinafter this will be referred to as case 12-5).
Note). The cleaning liquid remaining in the case during this rotation is discharged, received by the water collecting plate 88, and guided to the tray 90. A recovery port 92 for guiding the recovered cleaning liquid to the cleaning liquid tank 44 is provided in the central portion of the tray 90, and a filter 94 is provided directly below the recovery port 92 so as to be detachable from the side surface of the main body.
Is provided. The filter 94 filters relatively large dust in the cleaning liquid to extend the life of the cleaning liquid. Further, since the filter 94 itself is also provided detachably from the side surface of the main body, it can be easily replaced.

The case 12-5 rotated 90 degrees is dried by being exposed to the air flow from the nozzle holes 95 of the three air supply nozzles in the upper and side portions. Air supply nozzle is case 1
2-5, an upper air supply nozzle 96 for supplying air to the upper part,
Three right side air supply nozzles 98 for supplying air from the right side toward the bottom surface of the case 12-5 and a left side air supply nozzle 100 for supplying air from the left side toward the inner surface of the case 12-5 are provided. Has been. The upper air supply nozzle 96 is fixedly arranged, and the left and right air supply nozzles 98 and 100 are fixed to the air supply nozzle frame 102. This air supply nozzle frame 10
2 is guided by a guide rail 104 so as to be vertically movable, and is vertically driven by an air actuator 106. Therefore, the left and right air supply nozzles 98, 10
0 moves up and down as the frame 102 moves up and down, and air is evenly supplied to the entire surface from the left and right of the case 12-5.

Air is supplied to these three air supply nozzles from two blowers 110 and 112 via an air supply pipe 108, and the air supply from the first blower 110 is sent to the air supply nozzle 100. The air sent from the second blower 112 is sent to the other two air supply nozzles 96 and 98. Of these air supply pipes 108, at least the air supply nozzle 9
The material for supplying air to 8,100 is made of a deformable material corresponding to the vertical movement of these air supply nozzles. Further, as described above, by providing the dedicated blower for supplying air to the inner surface of the case 12-5, it is possible to secure a sufficient air supply amount to the inner surface of the case which is difficult to dry. Air is supplied from the first and second blowers 110 and 112, and at the same time, as described above, the left and right air supply nozzles 98,
Case 12-
Air is sent to the entire surface of No. 5, and the remaining water drops are blown off and dried.

Further, the gripping hand 72 is rotated by 180 degrees, and air is supplied so that the side surface of the case, which has been facing downward, is directed upward so as to face the upper air supply nozzle 96. By this operation, air is supplied to all the surfaces of the case, and reliable drying is possible. When the drying is completed, the case 12 is placed on the conveyor belt 34 again. Then, the case 12 is sent to a room next to the drying room 62. The drying chamber 62 and the adjacent chamber are normally separated by the drying chamber second shutter 114, and opened by the air actuator 116 only when the case 12 passes. The conveyor belt 34 stops when the rotary encoder 60 detects that the conveyor belt 34 has moved by a predetermined amount. The stop position is a position (stacking position) immediately below a position where the cases 12 that have been washed and dried are stacked. This position is indicated by reference numeral 12-6 (hereinafter, the case at this position is referred to as case 12-6). At the same time when the case is transported from the drying chamber 62 to the stacking position, the case is transported from the cleaning chamber 40 to the drying chamber 62.

The case 12 transferred from the drying chamber 62
A heater 118 is provided below -6, and even if the case 12-6 is not sufficiently dried, it is completely dried by the heater 118. Further, it is also possible to assist the drying of the case 12-6 by guiding the heat generated by a blower or the like provided in the lower part of the main body with a fan.

A stacking lift 120 is provided to stack the dried cases 12-6. The stacking lift 120 has a lift arm 122 that supports the case 12-6 from below.
Is guided by the air actuator 124.
It is arranged so that it can move up and down along 6. Further, in the stacked cases 12, the edge portion 18-7 of the lowermost case 12-7 is connected to the finger 130 of the second holding hand 128.
And is held at the position shown in FIG. 2 and the like. The stacking lift 120 and the second holding hand 128 form a stacking device. The case 12-6, which has been dried, is lifted by the stacking lift 120 and abuts the lower surface of the lowermost case 12-7 of the cases already in the stacking state. Be lifted by. At this time, the finger 130 is opened, and the case 12-6 can be moved upward. And the edge portion 18 of the case 12-6
Lift 120 until -6 is above finger 130.
Lifts a group of cases. Then, the finger 130 is closed at this position, and the case group is held at a position where it can be taken out from the carry-out port. As described above, although a plurality of air actuators are used in the present embodiment, the high pressure air for operating these is generated by the compressor 134, and is guided by a high pressure air pipe (not shown) to drive each air actuator. It is driving. The operation unit is controlled by a command from the control unit 136.

5 to 7 are detailed views of the cleaning device. FIG. 5 shows a state in which one of the stacked cases is stepped out and placed on the conveyor belt 34 by the stepping lift 22 and the holding hand 30. As described above, the lift arm 24 is attached to the case 12
Cleaning chamber shutter 3 while mounting and moving to the lowered position
6, 38 stand by in the open state. Cleaning room shutters 36, 3
8 has a shape that covers the opening on the upper surface and the substantially upper half of the side surface of the case 12-3 when closed, and thus has a shape in which the surface on which the lower surface and the two shutters 36 and 38 face each other is open. ing. Also, these cleaning chamber shutters 3
6, 38 are opened and closed along the guide rails 204 by air actuators 200, 202 having one ends fixed to the main body. These air actuators 200,
The drive of 202 is driven by the high pressure air generated by the compressor 134 as in the above-mentioned air actuators. Further, nozzles 42-1 and 42-2 for ejecting the cleaning liquid are provided on the inner surfaces of the cleaning chamber shutters 36 and 38. In the apparatus of the embodiment, these nozzles 42-1 and 42-2 are provided on the ceiling surface of the shutter and on the side wall surface in the shutter opening / closing direction, including six corners, on the left and right side wall surfaces, as shown in FIG. One is provided for each. Further, a nozzle 42-3 for ejecting the cleaning liquid from the bottom surface of the mounted case 12-3 is under the lift arm 24 and is orthogonal to the transport direction between the wound transport belts 34. It is arranged in the direction. In the embodiment, two nozzles 42-3 are arranged. These nozzles 42-1, 42-2, 42-3 have nozzle holes 206-
1, 206-2, 206-3, from which the cleaning liquid sent from the pump 46 via the pipe 208 is ejected.

When the case 12 is placed on the conveyor belt 34, the air actuators 200 and 202 close the cleaning chamber shutters 36 and 38. This state is shown in FIGS. 6 and 7. As described above, the cleaning chamber shutters 36 and 38 are in a state of covering the upper half of the case 12-3 in the closed state. Further, the first shutter 64 with respect to the drying chamber 62 is in a closed state, so that the cleaning chamber 40 is shielded by these shutters from other device parts such as the step-out device and the drying device.
In this state, the cleaning liquid is ejected from the nozzle hole 206.
The cleaning liquid is mainly applied to the shutters 36 and 3 inside the case.
Nozzle holes 206-1 of nozzles provided on the ceiling surface of No. 8,
206-2, from the side wall surfaces of the shutters 36 and 38 to the case side surface, and from the nozzle holes 206-3 penetratingly arranged between the transport belts 34 to the case bottom surface. To be The jet of the cleaning liquid blows off relatively large dust adhering to the surface of the case. In addition, stains on the surface of the case such as oil stains are decomposed and washed by the cleaning liquid by a chemical action. The ejection of the cleaning liquid lasts for 10 seconds in the embodiment.

A part of the cleaning liquid thus jetted remains in the case 12-3, and the other liquid remains in the water collecting plate 8.
It is guided to the tray 90 by 8 and collected in the cleaning liquid tank 44.

With the above, the cleaning operation is completed. Then, it waits in this state until the drying operation and the stacking operation are completed. When all of these cleaning / drying / stacking operations are completed, the cleaning chamber shutters 36, 38 first and second shutters 64, 114 are opened, and the case on which the conveyor belt 34 is placed is conveyed. Therefore, the case 12-3 in the cleaning chamber 40
Is transported to the drying chamber 62, and the case in the drying chamber 62 is transported to the stacking position. At this time, the case 12-3 in the cleaning chamber 40 is transported while the cleaning liquid is still contained therein. By rotating the case 12-3 by 90 degrees in the transport chamber 62 as described above,
The cleaning liquid remaining inside is discharged.

As described above, according to this embodiment, the cleaning nozzles 42 are provided in the cleaning chamber shutters 36 and 38, so that the cleaning liquid can be sprayed onto the case from the side where the case 12 enters the cleaning chamber 40. It will be possible. Therefore, the cleaning liquid can be sprayed evenly on the periphery of the case 12. Further, the cleaning chamber shutters 36, 38
The opening / closing mechanism (air actuators 200, 202) can be shared with the driving mechanism of the injection nozzle, and the configuration of the device is simple and compact. Further, the cleaning chamber 40 is formed on the conveyor belt 34 that conveys the case 12,
By performing the cleaning in the state that -3 is placed on the transport belt 34, the transportable state can be set immediately after the ejection of the cleaning liquid is completed.

As described above, in this embodiment, each air actuator can be replaced with another actuator capable of performing the same operation. For example, a hydraulic actuator such as a hydraulic actuator, a linear motor, or a normal rotary motor can be replaced.

[0031]

As described above, according to the present invention, the article to be cleaned (article)
By providing an ejection nozzle on at least a part of the inner surface of the openable and closable shutter that closes the opening for inserting or removing the cleaning liquid and prevents the cleaning liquid from being ejected to the outside,
It becomes possible to spray the cleaning liquid evenly on the article. Furthermore, since the space required for disposing the ejection nozzles can be reduced and the drive mechanism for the ejection nozzles and the opening / closing mechanism for the shutter can be shared, the structure of the device can be simplified and downsized.

If the article is washed while it is placed on the conveyor belt, the article can be conveyed to the next step immediately after the completion of the washing.

Further, in the washing machine in which the stacked containers are taken out one by one, conveyed, sequentially washed, dried, and finally re-stacked, the washing chamber is loaded with the shutter. It is possible to block the device from a container that takes out one container, the device that performs drying, and the like, and thereby to prevent the cleaning liquid from splashing to other device parts. Also,
By disposing the nozzle for ejecting the cleaning liquid on the inner surface of the shutter, the space required for disposing the nozzle can be reduced, and the moving mechanism of the ejection nozzle and the opening / closing mechanism of the shutter can be shared. Therefore, the device configuration can be made simple and small. In addition, the cleaning liquid can be sprayed evenly from around the container. Further, by spraying the cleaning liquid onto the container placed on the transfer path, it is possible to transfer the cleaning liquid to the next step immediately after cleaning.

[Brief description of drawings]

FIG. 1 is a schematic perspective view of a preferred embodiment of a washing machine according to the present invention.

FIG. 2 is a front sectional view for explaining a main part of the device according to the present embodiment.

FIG. 3 is a plan sectional view for explaining a main part of the device according to the present embodiment.

FIG. 4 is a side sectional view for explaining a main part of the device according to the present embodiment.

FIG. 5 is a diagram for explaining the cleaning device of the device according to the present embodiment, and is a partially cutaway side view showing a state in which the cleaning chamber shutter is opened.

FIG. 6 is a diagram for explaining the cleaning device of the apparatus of the present embodiment, and is a partially cutaway side view showing a state in which the cleaning chamber shutter is closed and the cleaning liquid is ejected.

FIG. 7 is a diagram for explaining the cleaning device of the device of the present embodiment, and is a partially cutaway front view showing a state in which the cleaning chamber shutter is closed and the cleaning liquid is ejected.

[Explanation of symbols]

 10 Pachinko Ball Case Cleaning Machine 12 Pachinko Ball Case 14 Input Port 22 Lifting Lift 24 Lift Arm 34 Conveyor Belt 36, 38 Cleaning Chamber Shutter 40 Cleaning Chamber 42, 42-1, 42-2, 42-3 Nozzle 62 Drying Chamber 64 Drying chamber 1st shutter 120 Stacking lift 200,202 Air actuator 204 Guide rail 206 Nozzle hole

Claims (3)

[Claims] 1. A washing machine for spraying a cleaning liquid onto an article in a cleaning chamber to wash the article, wherein the shutter prevents the cleaning liquid from spouting outside and forms a cleaning chamber. And a cleaning liquid ejection nozzle provided on at least a part of the inner surface of the shutter. 2. The cleaning machine according to claim 1, further comprising a conveyor belt for conveying the article, wherein the shutter forms a cleaning chamber around the article placed on the conveyor belt. A washing machine characterized by: 3. Taking out the loaded containers one by one,
A washing machine that is washed with a liquid agent, dried, and then reloaded, comprising: first placing means for placing a plurality of stacked containers, and the lowest of the plurality of containers stacked on the first placing means. A destacking device for taking out only the container, a transporting device that transports the unstacked container, a cleaning device that is provided in a transport path of the transporting device, and that cleans the unstacked container with a cleaning liquid; A drying device which is provided downstream of the cleaning device of the path and which dries the washed containers, a stacking device which sequentially stacks the dried containers from the bottom, and a container which stacks the containers stacked by the stacking device. 2 placing means, and the cleaning device forms a cleaning chamber by substantially blocking the position where the stepped container is placed on the transfer path from the outside,
A shutter for preventing the cleaning liquid from spouting to the outside, and a cleaning liquid spray nozzle provided on at least a part of the inner surface of the shutter, and sprays the cleaning liquid to a container placed on the transport path. And a washing machine for washing the container.