JPH0630746B2 - Automatic washing machine - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION (a) Field of Industrial Application The invention of the present application relates to an automatic washing machine. More specifically, the present invention relates to an automatic cleaning machine that inserts a nozzle into a large plug opening of a drum can to inject a cleaning liquid, and automatically cleans the inside of the can.

(B) Conventional Technology In the conventional cleaning device, the top plate 2 and the base plate 4 of the drum can are manually inverted to position the top plate 2 downward, and the cleaning nozzle is used as the top plate 2. As shown in FIG. 8, the drum can D is inclined toward the nozzle for injecting the cleaning liquid in a state in which the drum can D is inclined at a predetermined angle in order to facilitate insertion from the bottom into the large plug opening 8 provided in In order to make it movable, the drum can D was placed by one hand on the inclined support member 12 which moves together with the chain conveyor 14, and this was moved by the chain conveyor 14 in the direction of the nozzle (arrow direction).

(C) Problems to be Solved by the Invention In the above-mentioned conventional example, the position of the drum can must be manually reversed and placed on the inclined support member, which is inefficient. Even if an attempt is made to automate the drum reproduction process to set up a consistent system of work, there is a problem in that it is difficult to carry out because of the manual work process. Therefore, the present invention provides an automatic washing machine that does not require manual labor in order to achieve consistency of work.

Since the automatic washing machine according to the present invention is mainly adopted as a part of the consistent working process of the once used drum can, the commonly used drum can recycling process will be briefly described below.

(1) Molding and pretreatment process After removing the dregs inside the drum for regeneration, the irregularities on the surface are shaped and sent to the internal pretreatment cleaning process. In the internal pretreatment process, the cleaning liquid is sprayed at a constant high pressure inside the drum using the spray nozzle.
Pretreatment cleaning is efficiently performed. Next, the drum is sent to an external cleaning device, and in this step, the external dirt is completely removed.

(2) Main treatment cleaning and finishing process In the pre-treatment process, the drums that have been shaped and cleaned for the time being are sent to an automatic washing machine, and this equipment completely cleans the interior for the main treatment and removes them. Rust, neutralization, degreasing, washing with water, rust prevention, etc. are implemented. In this process, a pair of caps of a drum can whose interior has been completely cleaned-Hereinafter, a cap with a large diameter is called a large cap and a cap with a small diameter is called a small cap-
Of the drum, after which the final cleaning of the inside of the can was done, and the leak test was carried out an airtight test based on the specified standard, and only those that passed the standard were sent to the drying furnace and passed through the drying furnace. After being subjected to an automatic dryer to automatically dry the inside of the can, a final internal inspection is performed and the cap is tightly plugged with a finishing plug. The tightly stoppered drum can is then completely painted in the painting process and finally handed over to product management.

The automatic washer according to the invention relates to the automation of the final washer, which is followed by spinneret polishing of drums.

(D) Means and Actions for Solving Problems The present invention provides a mechanism for holding a chain conveyor holding mechanism and a nozzle, and a mechanism for holding the drum can lifting rod up and down, an operating device for the up and down holding mechanism, and a cleaning liquid from a nozzle. With a device for injecting, when the drum cap on the chain conveyor moves so that it is located directly above the nozzle,
The nozzle and the drum can push-up rod are raised to raise the drum can from the chain conveyor, hold it while inclining it at a predetermined angle, and spray the cleaning liquid into the drum can from the nozzle inserted through the large plug opening. The present invention provides an automatic cleaning machine.

Next, the operation will be outlined with reference to the accompanying drawings. The drum can D is previously attached to the top plate 2 in the positioning mechanism of the previous process.
When the drum can push-up rod 28 and the nozzle push-up rod 30 to be described later are activated by the sensing action of a sensor or the like provided on the automatic washing machine by getting on the chain conveyor 14 in a state of facing downward and moving to the washing machine. The positioning is performed so that the large plug opening 8 is located directly above the nozzle 26. The drum can D, which has been positioned in a predetermined manner, moves on the conveyor 14 and, while the large plug opening 8 moves to just above the nozzle 26, a sensor (not shown) arranged close to the chain conveyor 14. For example, a cylinder that senses the moving position of the drum can D by a sensor mechanism using light or ultrasonic waves and operates when the large plug opening 8 is located directly above the nozzle 26 and is linked to this sensor. 36 is a swing arm 34
Is operated to raise the nozzle pushing rod 30 via the support rod 32, the nozzle 26 standing on the nozzle pushing rod 30 is inserted into the large plug opening 8. In response to this,
The drum can push-up rod 28 also rises, and the face plate 29 holds and pushes up the drum can D, so that the drum can D is pushed up above the chain conveyor 14 while being held at a predetermined inclined position. The cleaning liquid supplied to the cavity 37 of the nozzle pushing rod 30 and applied with a predetermined pressure is sprayed from the through hole 40 of the nozzle communicating with the cavity 37 to clean the inside of the drum can D. When the cleaning for a predetermined time is completed, the injection of the cleaning liquid is stopped, and the drum can D descends by the operation in the reverse order described above to be returned and placed on the chain conveyor 14 and sent to the next step.

(E) Embodiment An embodiment of the present invention will be described below with reference to the accompanying drawings.
Another pre-process connected to the automatic cleaning process according to the present invention will be described with reference to the attached FIG. 7. Although not shown, the drum can, which is carried out from a chain washer that puts chain pieces into the can and cleans the inside of the can, is repositioned by a reversing device, and can be moved up and down with the top plate 2 facing downward. Roller conveyor 50
And then move to the positioning mechanism 52, and in this device, the plug polishing machine 54 following the device is used to set the large plug opening 8 and the small plug opening 10 of the drum can to the large plug polishing brush α and the small plug polishing brush β, respectively.
It is prepositioned so that it is in the optimum position for polishing with. The drum can D, whose large mouth 8 and small mouth 10 are automatically brushed by the stopper grinder 54, rides on the elevator roller conveyor 56, moves to the chain conveyor 14 as the conveyor descends, and moves toward the positioning mechanism 58. Moving. Next, in the positioning mechanism 58, it is lifted up from the chain conveyor 14 and rotated by a predetermined angle, and the positions of the small cap opening 10 and the large plug opening 8 are set to the optimum positions for the final cleaning work by the nozzle injection in the next process. The optimum position is shown in Fig. 5 (B).
As described above, the small plug opening 10 precedes the large plug opening 8 in parallel with the chain conveyor 14. As described above, in the drum can D in which the positions of the large plug opening 8 and the small plug opening 10 are determined in advance, the large plug opening 8 and the small plug opening 10 are opened in the direction of the nozzle pushing rod 30 and mounted on the conveyor 14. Then, it is carried into the automatic washing machine according to the present invention. Therefore, after the automatic cleaning has been completed a predetermined number of times, it is transferred to another roller conveyor 60 that can be moved up and down, the direction is changed, and the roller conveyor 60 is carried out to the next step.

An automatic washing machine according to the present invention has a chain conveyor holding mechanism, a nozzle and a mechanism for pushing up a drum can pushing rod, an operating device for the nozzle pushing mechanism, and an injection device for injecting a cleaning liquid from the nozzle. The chain conveyor holding mechanism includes support pillars A and B erected on the ground, a horizontal rod 24 erected on the support pillars, a support rod 22 of the horizontal rod, a support base 20 of the chain conveyor 14 attached to the support rod, and the like. There is. A head 33 of a swinging arm 34, which constitutes a nozzle lifting mechanism described later, is rotatably attached to an end 25 of the horizontal rod 24, and a leg portion 35 of the leg 33 is provided with a nozzle 26 and a drum pushing rod 2.
8 is attached to the lower side of a support rod 32 fixed so as to be orthogonal to a nozzle push-up rod 30 which is a support push-up mechanism of 8, and this leg portion 35 is rotatably provided on a swing arm 34.
The nozzle pushing rod 30 is provided orthogonally to the chain conveyor 14, and the nozzle pushing rod has a nozzle 26 having a through hole 40 and a face plate 29 on the upper surface, and a drum can pushing rod having a curved end portion. Attach the lifting rod 28. A cavity 37 is formed inside the nozzle pushing rod 30, and a cleaning liquid is supplied into the cavity and a predetermined pressure is applied to the inside of the cavity by a piston 48, so that the cleaning liquid communicates with the cavity 37.
A nozzle ejecting device for ejecting from the nozzle 26 is provided. The operation of the nozzle pushing mechanism is performed by a cylinder 36 having a piston rod 39 that operates the swing arm 34. Reference numeral 42 (FIG. 1) is a connecting rod for transmitting the movement of one swing arm 34 to another swing arm. The drum can D, which is positioned by the positioning mechanism 58 so that the small cap opening 10 precedes the large plug opening 8 in parallel with the moving direction of the chain conveyor 14 at the raised position, descends to descend the chain conveyor 1.
4 and moves in the direction of the arrow (FIG. 1), and at the position where the large plug opening 8 is directly above the nozzle 26 located below the chain conveyor 14, a sensor device (not shown) arranged on the chain conveyor 14 is shown. The cylinder 36 operates in synchronism with the sensing action of (1) and the swing arm 34 is supported by the leg portion 35 of the swing arm 34.
As the nozzle is lifted, the nozzle pushing rod 30 is also lifted.
Therefore, the nozzle 2 mounted on the upper surface of the nozzle lifting rod 30
6 rises together with the drum can lifting rod 28, and drum can D
It is inserted into the drum can D from the large plug opening 8 formed in the top plate 2. On the other hand, the drum can lifting rod 28 is the top plate 2 of the drum D.
Is supported by its face plate 29, and the drum can D is inclined so as to form an appropriate angle α and the drum can D is held above the chain conveyor 14 as shown in FIG. 5 (A). Next, the cleaning liquid of a predetermined pressure supplied into the cavity 37 of the nozzle pushing rod 30 is passed through the through hole 4 of the nozzle 26.
It is sprayed into the can from 0 and the final cleaning work is performed.
When the injection of the predetermined amount of cleaning liquid is completed, the operation in the reverse order is performed, the drum can D descends and returns to its original position, rides on the chain conveyor 14, and the roller conveyor 60
Transfer to the next process and carry out to the next process. The reason why the drum can D is inclined and held at a predetermined angle during the cleaning jet is to facilitate the insertion of the nozzle into the large plug opening and to clean the inside of the can evenly.

(F) Effect The automatic washing machine of the present invention moves the large plug opening opened below the top plate, which is automatically positioned by the positioning mechanism of the previous process, by a chain conveyor without the help of a worker to remove the nozzle Since the drum can lifting mechanism above the chain conveyor keeps a predetermined inclination, the cleaning liquid injection device can automatically clean the inside of the drum can while it is being pushed up, which is extremely efficient and It is possible to set up efficient system processes by maintaining consistency of work in relation to the process.

[Brief description of drawings]

FIG. 1 is a plan view of an automatic washing machine according to the present invention. FIG. 2 is a side view of FIG. FIG. 3 is a side view for explaining a raised position of the nozzle pushing rod. FIG. 4 is another partially cutaway side view of FIG. 1. FIG. 5 (A) is a schematic line side view showing the inclined state of the drum can. The same (B) is a bottom view of the same (A). FIG. 6 is an outline view of the drum can, (A) is a side view, and (B) is a plan view. FIG. 7 is a schematic line plan view of a cleaning process according to the present invention and other processes connected to the cleaning process. FIG. 8 is a side view showing a state in which a conventional drum can is carried out. A is a support column, 2 is a top plate, 4 is a base plate, 8 is a large spigot, 10 is a small spigot, 20 is a support stand, 22 is a support cylinder, 24 is a horizontal rod, and 2
6 is a nozzle, 28 is a drum can lifting rod, 29 is a face plate, 3
0 is a nozzle pushing rod, 32 is a supporting rod, 33 is a head, 34
Is a swing arm, 35 is a leg, 36 is a cylinder, 37 is a cavity,
40 is a through hole

Continuation of the front page (56) References JP 59-170676 (JP, A) JP 50-16232 (JP, B1) JP 50-2319 (JP, B1) JP 51-22440 (JP) , B1) Japanese Patent Sho 51-8076 (JP, B1) Jik 34-20793 (JP, Y1) Jik 50-18834 (JP, Y1) Jiko 53-48551 (JP, Y2) Jik Sho 59-21902 (JP, Y2) Jitsuko Sho 58-45834 (JP, Y2) Patent 130683 (JP, C2) Patent 130286 (JP, C2) Patent 129367 (JP, C2)

Claims (6)

[Claims] 1. A chain conveyor holding mechanism, a drum that is mounted on the chain conveyor with the top plate facing downward, and is continuously conveyed in a state in which the small opening precedes the large opening, and a drum at a predetermined position. The drum can push-up rod that raises the top of the small plate from the chain conveyor so as to form a predetermined inclination on the top plate, and the drum can push-up rod that operates at the same time and moves downward to the inclined big can of the drum can. An automatic washing machine comprising a nozzle push-up rod into which a nozzle can be inserted, and a device for injecting a washing liquid into the drum can from the nozzle inserted into the drum can large opening. 2. An automatic washing machine according to claim 1, further comprising a horizontal rod installed on a vertical support column, and a chain conveyor holding mechanism having a chain conveyor support table mounted on a support cylinder of the horizontal rod. . 3. A head of an oscillating arm is rotatably attached to an end of the horizontal rod, and its leg is orthogonal to a nozzle pushing rod that holds a nozzle and a drum can pushing rod in a vertically movable manner. 3. The automatic washing machine according to claim 1 or 2, further comprising a nozzle push-up rod actuating device which is mounted on a lower side of a support rod provided and in which the swing arm can be actuated by an actuator. 4. The automatic washing machine according to claim 1 or 3, wherein a drum can push-up rod having a face plate and a nozzle push-up rod having a nozzle are integrally formed. 5. A structure in which a swing arm leg portion is disposed below a support rod fixed so as to be orthogonal to a nozzle pushing rod and the leg portion is rotatably attached to a swing arm. The automatic washing machine as described in 1 or 3 above. 6. The automatic cleaning machine according to claim 1, further comprising a cleaning liquid ejecting device in which a cavity of the nozzle pushing rod and a through hole of the nozzle are communicated with each other.