JP3214725B2 - Metal frame cleaning device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a metal frame cleaning apparatus for cleaning a metal frame with a ceramic sheet material adhered to one surface.

[0002]

2. Description of the Related Art In some cases, a ceramic sheet product is obtained by punching a ceramic sheet material in a state where a peripheral portion of the ceramic sheet material is adhered to a metal frame with an adhesive or an adhesive tape and supported. In this case, after the punching, the peripheral portion of the ceramic sheet material is left attached to the metal frame. Thus, in order to use the metal frame repeatedly, it is necessary to remove the peripheral portion of the ceramic sheet material remaining as it is adhered from the metal frame.Conventionally, an operator has to use an organic solvent, a detergent, or the like. They are removed manually.

[0003]

The above-mentioned conventional methods which rely on human labor are inefficient and, furthermore, the use of solvents and detergents may cause environmental pollution.

The present invention has been made in view of the above circumstances, and has been developed in consideration of the above circumstances, and it is possible to efficiently remove a remaining portion of a ceramic sheet material from a metal frame and to prevent environmental pollution from occurring. It is an object to provide a cleaning device.

[0005]

According to a first aspect of the present invention, there is provided an apparatus according to the first aspect of the present invention, comprising: a conveying means for conveying a metal frame with one surface on which a ceramic sheet material is adhered as an upper surface; A hot-water jet nozzle for spraying hot water onto the metal frame on the means from above, a scraper disposed in the middle of the transport means so as to be able to contact the upper surface of the metal frame on the transport means, and a downstream along the transport direction than the scraper A rotating brush arranged in the middle of the conveying means so as to come into contact with the upper surface of the metal frame on the side, and a water tank which opens upward and is arranged below the conveying means in a range where the hot water jet nozzle is arranged. Is provided.

According to a second aspect of the present invention, in addition to the configuration of the first aspect of the present invention, a filter for covering an upper opening end of the water tank is detachably mounted and a heater is provided. The pump connected to the water tank is connected to the hot water jet nozzle.

[0007]

An embodiment of the present invention will be described below with reference to the drawings.

FIGS. 1 to 4 show an embodiment of the present invention. FIG. 1 is a perspective view of a metal frame with a ceramic sheet material adhered thereto, and FIG. 2 is a vertical side view of a cleaning device. FIG. 3 is an enlarged sectional view taken along line 3-3 of FIG. 2, and FIG.
FIG. 4 is a sectional view taken along line -4.

First, in FIG. 1, a metal frame 1 is formed in a square shape, for example.
The ceramic sheet material 2 is supported by sticking its peripheral edge with an adhesive or an adhesive tape. In a state where the ceramic sheet material 2 is supported by the metal frame 1, a ceramic sheet material 2a is punched by a punching machine (not shown) in a shape shown by a chain line in FIG. 2 will remain attached. Therefore, after the above-described punching process, the metal frame 1 to which a part of the ceramic sheet material 2 remains attached is cleaned by the cleaning device according to the present invention, and the metal frame 1 can be used repeatedly.

In FIG. 2, the cleaning device includes a conveying means 5 for conveying the metal frame 1 with one surface side on which a part of the ceramic sheet material 2 is still adhered as an upper surface, and an upper part on the metal frame 1 on the conveying means 5. And a pair of scrapers 7 arranged in the middle of the transport means 5 so as to be able to contact the upper surface of the metal frame 1 on the transport means 5.
7, a pair of rotating brushes 9, 9 arranged in the middle of the conveying means 5 so as to contact the upper surface of the metal frame 1 on the downstream side of the scrapers 7, 7 along the conveying direction 8, and the hot water jet nozzle 6
And a heater 11 attached to the water tank 10 so as to receive the hot water spouted from the water tank 10.

Referring to FIGS. 3 and 4 together, a gantry 13 having a pair of side plates 12, 12 facing each other is fixedly arranged on a floor 15 via support legs 14. The transport means 5 includes a drive sprocket (not shown) in which a pair of endless chains 16, 16 disposed between both side plates 12, 12 of the gantry 13 are connected to a drive source (not shown) and supported by the both side plates 12, 12. ) And a driven sprocket 17 supported on both side plates 12, 12. The distance between the two chains 16, 16 is such that a part of the ceramic sheet material 2 remains attached. Is set to such an extent that the metal frame 1 is placed. In addition, a plurality of dogs 18 are provided on both chains 16, 16 for engaging the ends of the metal frame 1 on the upstream side along the transport direction 8 and pushing the metal frame 1 in the transport direction 8. Each is provided separately.

At the upstream end of the conveying means 5 along the conveying direction 8,
The gantry 13 is provided with a hopper 19 for charging the metal frame 1 and a supply means 20 for supplying the metal frame 1 charged to the hopper 19 onto the transport means 5. The hopper 19 is configured to convert the inserted metal frame 1 into a horizontal posture at a lower portion thereof, and the supply unit 20 converts the metal frame 1 having a horizontal posture at a lower portion of the hopper 19. The transport means 5 is configured to be pressed and moved on both chains 16, 16.

At a position above the conveying means 5, a first tubular body 21 extending along the carrying direction 8 and having both ends closed is provided, and a downstream side of the first tubular body 21 along the carrying direction 8 in the carrying direction 8 is provided.
And a second pipe 22 closed at both ends is fixedly disposed, and a supply pipe 23 connected to the first pipe 21 and a supply pipe 24 connected to the second pipe 22 are provided.
Are commonly connected to a discharge port of a pump 25 fixedly arranged on the floor surface 15. The suction port of the pump 25 is connected to a lower part of the water tank 10. Moreover, a large number of hot water jet nozzles 6 are provided below the first and second pipes 21 and 22. The water in the water tank 10 is supplied to the heater 11
The hot water in the water tank 10 is supplied to the two pipes 21 and 22 by the pump 25, and the hot water is jetted from the hot water jet nozzles 6 to the metal frame 1 on the conveying means 5. Will be.

At a portion corresponding to the upstream side of the second tube sheet 22 along the transport direction 8, a pair of shafts 26, 26 are rotated on both side plates 12, 12 of the gantry 13 at intervals in the transport direction 8. It is freely supported. On the other hand, the scrapers 7, 7 have a width capable of contacting the entire upper surface of the metal frame 1 on the transport means 5, and are fixed to the shafts 26, 26, respectively. In addition, the base ends of the arms 27, 27 are fixed to one end of each of the shafts 26, 26, and the cylinders 28, 28, which are fixedly supported on the outer surface of the one side plate 12 and extend vertically, are provided with the arms 27, 27. Is connected to the tip. Thus, each of the scrapers 7, 7 is operated in accordance with the expansion and contraction operation of the cylinders 28, 28.
Is driven to rotate between a position where it can come into contact with the upper surface of the metal frame 1 (a position indicated by a solid line in FIG. 4) and a position where it retracts upward (a position indicated by a chain line in FIG. 4).

A receiving plate 29 for supporting the chains 16, 16 from below is provided between the two side plates 12, 12 at positions corresponding to the scrapers 7, 7, and the chains 16, 16 are provided from the scrapers 7, 7 to the chains 16, 16. Is received by the receiving plate 29.

The shafts 30, 30 of the pair of rotating brushes 9, 9 which can come into contact with the upper surface of the metal frame 1, are connected to both side plates 12, 1 of the gantry 13.
2, one end of both shafts 30, 30 is connected to motors 31, 31 fixedly arranged on the outer surface of one side plate 12. Therefore, the motors 31, 31
, The two rotating brushes 9 and 9 are driven to rotate while contacting the upper surface of the metal frame 1 on the transporting means 5.

On the downstream side of the rotating brushes 9 and 9 along the transport direction 8, drying air is blown toward the metal frame 1 on the transport means 5 at an upper position and a lower position of the transport means 5. , For example, three blow nozzles 32 are arranged, and these blow nozzles 32 are commonly connected to a blower 33 fixedly arranged on the floor surface 15. Moreover, the blowing nozzle 3 disposed below the conveying means 5
The metal frame 1 is turned into the chain 1
A plurality of pressing plates 34 for preventing floating from above 6, 16 are individually arranged corresponding to the respective blowing nozzles 32 below the conveying means 5.

The water tank 10 includes, for example, first and second
The filter is disposed on the floor surface 15 at a position corresponding to the pipes 21 and 22, and a filter 35 is detachably attached to the upper open end of the water tank 10 so as to cover the entire surface. A guide portion 36 that opens upward is continuously provided at the upper part of the water tank 10.
.. Are guided by the guide section 36 as they are and introduced into the water tank 10, and the blowing nozzle 32
The hot water dripped from the metal frame 1 while being conveyed to the disposition position is also guided by the guide portion 36 and guided to the water tank 10.

Moreover, the gantry 13 is covered with a cover 37 (shown by a chain line in FIG. 1) in a range where the guide portion 36 is provided, so that hot water jetted from the hot water jet nozzles 6 does not scatter. .

Next, the operation of this embodiment will be described. After the ceramic sheet material 2a has been punched, the metal frame 1 to which a part of the ceramic sheet material 2 remains attached is supplied from the hopper 19 by the supply means 20. Conveying means 5
Are supplied sequentially. Hot water is ejected from a large number of hot water jet nozzles 6 on the upper surface of the metal frame 1 which is conveyed in the conveying direction 8 by the conveying means 5 with the side where the ceramic sheet material 2 remains attached as the upper surface. Thereby, the attached ceramic sheet material 2 is easily peeled off from the metal frame 1.

Next, scrapers 7, 7 are provided on the upper surface of the metal frame 1.
Are brought into contact with each other, and the ceramic sheet material 2 adhered to the upper surface of the metal frame 1 is peeled off by the scrapers 7, 7, and the peeled ceramic sheet material 2 falls into the water tank 10 with hot water. Go. Further gold frame 1
The rotating brushes 9 and 9 come into contact with the upper surface of the
The ceramic sheet material 2 remaining without being stripped off is wiped off from the upper surface of the metal frame 1 by the rotating brushes 9, 9. A plurality of blowing nozzles 3 are provided on both upper and lower surfaces of the metal frame 1 from which the ceramic sheet material 2 has been removed.
2, the drying air is blown out, and the warm water adhering to the metal frame 1 is dried and removed, so that the clean metal frame 1 from which the ceramic sheet material 2 has been surely removed can be sequentially obtained. .

In such a cleaning device, the ceramic sheet material 2 removed from the metal frame 1 is introduced into the water tank 10 together with the hot water, and the upper open end of the water tank 10 is covered with the filter 35. So the water tank 10
Only hot water is introduced into the inside, and the capacity of the heater 11 can be reduced by circulating the hot water to save energy.

Although the embodiments of the present invention have been described in detail above, the present invention is not limited to the above embodiments, and various small design changes can be made without departing from the present invention described in the appended claims. Can be performed.

For example, the transporting means 5 includes chains 16, 1
The invention is not limited to the one using the metal frame 6, but may be any one that can transport the metal frame 1 in a horizontal posture.

[0025]

As described above, the apparatus according to the first aspect of the present invention comprises a conveying means for conveying a metal frame with the one surface side on which the ceramic sheet material is adhered as an upper surface, and a metal frame on the conveying means from above. A hot water jet nozzle that blows hot water,
A scraper arranged in the middle of the conveying means so as to be able to contact the upper surface of the metal frame on the conveying means; and a scraper arranged in the middle of the conveying means so as to contact the upper surface of the metal frame on the downstream side along the conveying direction from the scraper. A rotating brush, and a water tank that opens upward in the area where the hot water jet nozzle is disposed and that is disposed below the conveying means, so that the ceramic sheet material adhering to the metal frame is heated with hot water. Can be efficiently removed from the metal frame by the scraper and the rotating brush while being conveyed by the conveyance means in a state where it is easy to peel off,
The cleaning efficiency can be improved, and there is no risk of environmental pollution by using a solvent or a detergent.

According to a second aspect of the present invention, in addition to the configuration of the first aspect of the present invention, a filter for covering an upper opening end of the water tank is detachably mounted and a heater is provided. Since the pump connected to the water tank is connected to the hot water jet nozzle, hot water can be circulated and used, and the capacity of the heater can be reduced to save energy.

[Brief description of the drawings]

FIG. 1 is a perspective view of a metal frame in a state where a ceramic sheet material is stuck.

FIG. 2 is a vertical side view of the cleaning device.

FIG. 3 is an enlarged sectional view taken along line 3-3 of FIG. 2;

FIG. 4 is a sectional view taken along line 4-4 of FIG. 3;

[Explanation of symbols]

 Reference Signs List 1 metal frame 2 ceramic sheet material 5 transfer means 6 hot water jet nozzle 7 scraper 8 transfer direction 9 rotating brush 10 water tank 11 heater 25 pump 35 filter

Claims (2)

(57) [Claims] 1. A metal frame cleaning apparatus for cleaning a metal frame (1) having a ceramic sheet material (2) adhered to one surface thereof, wherein one surface of the metal sheet material (2) adhered is an upper surface. Transport means (5) for transporting the metal frame (1), a hot water jet nozzle (6) for blowing hot water onto the metal frame (1) on the transport means (5) from above, and A scraper (7) disposed in the middle of the transport means (5) so as to be able to contact the upper surface of the metal frame (1), and a metal frame (1) on the downstream side along the transport direction (8) from the scraper (7). A) a rotating brush (9) arranged in the middle of the conveying means (5) so as to come into contact with the upper surface, and water disposed below the conveying means (5) to receive hot water from the hot water jet nozzle (6). A metal frame cleaning device comprising a tank (10). 2. A pump which is detachably mounted on the water tank (10) and entirely covers the upper open end thereof, and which is provided with a heater (11), and which is connected to the water tank (10). 2. The metal frame cleaning device according to claim 1, wherein (25) is connected to the hot water jet nozzle (6).