JP2020169080A - Work-piece liquid treatment apparatus - Google Patents

Abstract

To provide a work-piece liquid treatment apparatus for selectively treating a work-piece with a plurality of liquids, which is capable of reducing the possibility that a liquid in a tank on an upstream side is mixed into a liquid in a tank on a downstream side, and further effectively utilizing the liquid in the tank on the upstream side.SOLUTION: A work-piece liquid treatment apparatus 10 for treating a work-piece W with a liquid has a first liquid treatment mode for receiving the work-piece W at a first lower side conveyance part 121 and, after treating at a first tank 1, delivering from the first lower side conveyance part 121 to a second upper side conveyance part 222 to convey by the second upper side conveyance part 222, and a second liquid treatment mode for receiving the work-piece W at a first upper side conveyance part 122, and delivering from the first upper side conveyance part 122 to a second lower side conveyance part 221, and after treating at a second tank 2, conveying by the second lower side conveyance part 221, and comprises; a pan 6 which is provided below the second upper side conveyance part 222 to receive a first liquid adhering to the work-piece W; and a guide member 7 for guiding the first liquid received by the pan 6 to a first storage part 11, storing the first liquid, of the first tank 1.SELECTED DRAWING: Figure 1

Description

The present invention relates to a work liquid processing apparatus that treats a work with a liquid.

Conventionally, in a single device, a device for selectively quenching a work with a plurality of liquids has been used, for example, and in Patent Document 1, a quenching tank provided with upper and lower two-stage transport portions is processed. A configuration is disclosed in which different liquids are stored in the first quenching tank and the second quenching tank by arranging them in series in the transport direction of the workpieces.

Japanese Unexamined Patent Publication No. 2015-21139

Here, the work processed in the first tank is conveyed in the upper transport section in the second tank, but when the work is processed in the first tank, the liquid in the first tank adheres to the work. It is assumed that you are doing it. Then, when the work is conveyed in the second tank, the liquid in the first tank adhering to the work may drip from the work and be mixed with the liquid in the second tank. Therefore, a pan for receiving the liquid in the first tank may be provided below the transport portion on the upper side of the second tank, but the means for removing the liquid in the first tank collected in the pan is not considered.

Therefore, in the present invention, in the work liquid processing apparatus that selectively treats the work with a plurality of liquids, the possibility that the liquid in the upstream tank is mixed with the liquid in the downstream tank is reduced, and further, the upstream tank It is an object of the present invention to provide a processing apparatus capable of effectively utilizing the liquid of.

The present invention
A work liquid processing device that processes a work with a liquid.
It is provided with a first tank for treating the work with the first liquid and a second tank for treating the work with the second liquid.
The first tank includes a first lower transport portion and a first upper transport portion.
The second tank includes a second lower transport portion and a second upper transport portion.
The processing device receives the work in the first lower transport unit, processes it in the first tank, transfers it from the first lower transport unit to the second upper transport unit, and then delivers it to the second upper transport unit, and then in the second upper transport unit. The first liquid processing mode for transporting, the work is received by the first upper transporting portion, transferred from the first upper transporting portion to the second lower transporting portion, processed in the second tank, and then the second. It is equipped with a second liquid processing mode, which is transported by the lower transport unit.
The processing device is provided below the second upper transport portion, and stores a pan for receiving the first liquid adhering to the work and the first liquid received by the pan for storing the first liquid in the first tank. 1 It is provided with a guide member for guiding the storage unit.

According to the above configuration, since the first liquid attached to the work is received by the pan, the possibility that the first liquid attached to the work is mixed with the second liquid in the second tank can be reduced. Further, since the first liquid received by the pan is guided to the first storage portion of the first tank by the guide member, the first liquid can be effectively used.

The present invention further preferably has the following configuration.

(1) The pan extends so as to incline downward toward the first tank.

(2) In top view, the first tank side end of the pan is arranged so as to overlap the second tank side end of the guide member.

(3) The end portion of the guide member on the first tank side is provided with a tip portion extending downward toward the first storage portion.

(4) The guide member includes a flow path provided in the pan.

According to the configuration (1), the first liquid collected in the pan flows toward the first tank, and the guide member facilitates the first liquid toward the first storage portion of the first tank. be able to.

According to the configuration (2), the first liquid accumulated in the pan can be completely received by the guide member without dropping into the second storage portion of the second tank.

According to the configuration (3), the first liquid can be easily directed from the guide member to the first storage portion of the first tank. Further, since the first liquid flows down the tip portion and then falls to the first storage portion of the first tank, the drop height of the first liquid can be reduced, and the first liquid falls to the first storage portion. It is possible to suppress the splashing of the first liquid when it is used.

According to the configuration (4), the first liquid accumulated in the pan can be reliably sent to the first storage portion of the first tank by the flow path.

According to the present invention, in a work liquid processing apparatus that selectively treats a work with a plurality of liquids, the possibility that the liquid in the upstream tank is mixed with the liquid in the downstream tank is reduced, and further, the upstream tank It is possible to provide a processing apparatus capable of effectively utilizing the liquid of.

It is the schematic of the work liquid processing apparatus which concerns on embodiment of this invention. It is the schematic of the work liquid processing apparatus which showed the state which the 1st transport part is in the lower position. It is the schematic of the work liquid processing apparatus which showed the state which the 2nd transport part is in the upper position. It is the schematic of the work liquid processing apparatus which showed the state which the 2nd transport part is in the lower position. It is an enlarged view of the vicinity of the 2nd upper transport part when the 2nd transport part is in a lower position. It is a top view of VI-VI of FIG. It is the schematic of the work liquid processing apparatus which showed the state which the 1st transport part moved to the upper position. It is the schematic which showed the state which the 2nd transport part in the lower position received the work. It is the schematic of the work liquid processing apparatus which showed the state which the 2nd transport part moved to the upper position. It is the schematic which showed the state which the 2nd transport part in the upper position carried out the work. It is the schematic of the work liquid processing apparatus which the delivery part was deleted. It is a schematic top view of FIG. It is a schematic top view of the work liquid processing apparatus in which the guide member is provided on the transport reference plane.

FIG. 1 is a schematic view of a work liquid processing apparatus according to an embodiment of the present invention. As shown in FIG. 1, the processing apparatus 10 includes a first tank 1 for treating the work W with the first liquid, and a second tank 2 for treating the work W with the second liquid. The first tank 1 is located on the upstream side in the transport direction of the work W, and the second tank 2 is located on the downstream side in the transport direction of the work W.

A carry-in inlet 3 (for example, an elevating door) through which the work W is carried into the first tank 1 is arranged on the upstream side of the first tank 1 in the work transport direction, and is located on the downstream side of the second tank 2 in the work transport direction. Is provided with an carry-out port 4 (for example, an elevating door) from which the work W is carried out from the second tank 2. The work W carried in from the carry-in port 3 is treated with the first liquid stored in the first tank 1 or the second liquid stored in the second tank 2, and then carried out from the carry-out port 4. Here, the transport surface when the work W is carried in from the carry-in inlet 3 and carried out from the carry-out port 4 is referred to as a transport reference plane P.

The first tank 1 includes a first storage unit 11 in which the first liquid is stored below the transport reference surface P, and the second tank 2 stores the second liquid below the transport reference surface P. The second storage unit 21 is provided.

The first tank 1 includes a first transport unit 12 (for example, a roller conveyor) having two upper and lower stages, the lower transport unit is the first lower transport unit 121, and the upper transport unit is the first upper surface. The transport unit 122. The first transport unit 12 can move up and down between the upper position and the lower position on a rail (not shown) in the vertical direction. FIG. 1 shows a state in which the first transport unit 12 is in the upper position, and FIG. 2 shows a state in which the first transport unit 12 is in the lower position. At the upper position of the first transport unit 12, the first lower transport unit 121 is located on the transport reference surface P. At the lower position of the first transport unit 12, the first upper transport unit 122 is located on the transport reference surface P, and the first lower transport unit 121 is located in the first storage unit 11. That is, in the first tank 1, when the work W is treated with the first liquid, the work W is conveyed by the first lower transport unit 121, and when the work W is not treated with the first liquid, the work W is the first. 1 It is conveyed by the upper transfer unit 122.

The second tank 2 includes a second transport unit 22 (for example, a roller conveyor) having two upper and lower stages, the lower transport unit is the second lower transport unit 221 and the upper transport unit is the second upper surface. It is a conveyor 222. The second transport unit 22 can move up and down between the upper position and the lower position on a rail (not shown) in the vertical direction. FIG. 3 shows a state in which the second transport unit 22 is in the upper position, and FIG. 4 shows a state in which the second transport unit 22 is in the lower position. At the upper position of the second transport unit 22, the second lower transport unit 221 is located on the transport reference surface P. At the lower position of the second transport unit 22, the second upper transport unit 222 is located on the transport reference surface P, and the second lower transport unit 221 is located in the second storage unit 21. That is, in the second tank 2, when the work W is treated with the second liquid, the work W is transported by the second lower transport unit 221. When the work W is not treated with the second liquid, the work W is the second. 2 It is conveyed by the upper transfer unit 222.

On the transport reference surface P, a delivery unit 5 (conveyor) for delivering the work W from the first tank 1 to the second tank 2 is provided between the first tank 1 and the second tank 2. Specifically, the delivery unit 5 delivers the work W conveyed by the first lower transfer unit 121 in the first tank 1 to the second upper transfer unit 222 of the second tank 2, and in the first tank 1. The work W conveyed by the first upper transfer unit 122 is delivered to the second lower transfer unit 221 of the second tank 2.

Below the second upper transport portion 222, a pan 6 for receiving the first liquid adhering to the work W treated with the first liquid in the first tank 1 is provided. The pan 6 is provided so as to completely cover the second upper transport portion 222 from below the second upper transport portion 222, and extends so as to incline downward toward the first tank 1 to supply the first liquid. It is designed to be dropped into 1 tank 1.

FIG. 5 is an enlarged view of the vicinity of the second upper transport portion 222 when the second transport portion 22 is in the lower position, and FIG. 6 is a top view of VI-VI of FIG. As shown in FIGS. 5 and 6, upward projecting portions 6a are formed on the end faces of the three sides of the pan 6 excluding one side on the first tank 1 side, and the three side sides of the pan 6 are formed. The first liquid is prevented from spilling. Further, a downward projecting portion 6b projecting downward is formed on one end surface of the pan 6 on the first tank 1 side. The inner bottom surface of the pan 6 is slightly inclined downward from the downstream end in the work transport direction toward the upstream end in the work transport direction.

Below the delivery section 5, a guide member 7 is provided to guide the first liquid that has fallen from the pan 6 to the first storage section 11 of the first tank 1. In a top view, the first tank side end 61 of the pan 6 is arranged so as to overlap the second tank side end 72 of the guide member 7, and the second tank side end 72 of the guide member 7 is the pan. It has a shape that surrounds the first tank side end portion 61 of No. 6 from below. In short, the guide member 7 is designed to receive the first liquid that has fallen from the pan 6. Further, projecting portions 73 projecting upward are formed on the end faces of the three sides of the guide member 7 excluding one side on the first tank side, and the first from the three sides provided with the projecting portion 73 of the guide member 7. The liquid does not spill.

The first tank side end 71 of the guide member 7 includes a tip portion 7a extending downward toward the first storage portion 11 of the first tank 1. The first liquid guided by the guide member 7 is adapted to fall toward the first storage portion 11 along the tip portion 7a.

The processing device 10 operates as follows.

(1st liquid processing mode)
As shown in FIG. 1, when the work W is carried in from the carry-in inlet 3, the first transport portion 12 is located in the upper position, that is, the first lower transport portion 121 is located on the transport reference surface P, and the first The upper transport portion 122 is located above the transport reference surface P. The work W is received by the first lower transport unit 121.

Then, as shown in FIG. 2, the first transport unit 12 descends from the upper position to the lower position, the first upper transport unit 122 is located on the transport reference surface P, and the first lower transport unit 121 is the first. It is located in the first storage unit 11 of the tank 1. The work W on the first lower transport unit 121 is treated with the first liquid in the first storage unit 11.

When the work W is treated with the first liquid, as shown in FIG. 7, the first transport portion 12 rises from the lower position to the upper position, and the first lower transport portion 121 is positioned on the transport reference surface P. The first upper transport unit 122 is located above the transport reference surface P. Then, the work W on the first lower transport unit 121 moves on the transport reference surface P by the first lower transport unit 121, and is delivered to the second tank 2 via the delivery portion 5.

Here, as shown in FIG. 8, the second transport unit 22 is located in the lower position, that is, the second upper transport unit 222 is located on the transport reference surface P, and the second lower transport unit 221 is in the second tank 2. It is located in the second storage section 21 of. The work W is received by the second upper transport unit 222.

The work W received by the second upper transport unit 222 is treated with the first liquid in the first tank. Then, the first liquid adhering to the work W is dripping from the work W, but is received by the pan 6 arranged below the second upper transport portion 222. The first liquid received by the pan 6 is sent to the first storage unit 11 of the first tank 1 by the guide member 7. Therefore, the first liquid dropped from the work W does not get mixed in the second storage portion 21 of the second tank 2.

The work W is moved on the transport reference surface P by the second upper transport portion 222 and is carried out from the carry-out port 4. In the first liquid processing mode, the second transport unit 22 stands by at a lower position.

(Second liquid processing mode)
As shown in FIG. 3, when the work W is carried in from the carry-in inlet 3, the first transport portion 12 is located in the lower position, that is, the first upper transport portion 122 is located on the transport reference surface P, and the first lower position is reached. The side transport unit 121 is located in the first storage unit 11 of the first tank 1. The work W is received by the first upper transport unit 122.

Then, the work W on the first upper transport portion 122 moves on the transport reference surface P by the first upper transport portion 122, and is delivered to the second tank 2 via the delivery portion 5. In the second liquid processing mode, the first transport unit 12 stands by at a lower position.

Here, the second transport unit 22 is located in the upper position, that is, the second lower transport unit 221 is located on the transport reference surface P, and the second upper transport unit 222 is located above the transport reference surface P. The work W is received by the second lower transport unit 221.

Then, as shown in FIG. 4, the second transport unit 22 descends from the upper position to the lower position, the second upper transport unit 222 is located on the transport reference surface P, and the second lower transport unit 221 is the second. It is located in the second storage section 21 of the two tanks 2. The work W on the second lower transport unit 221 is treated with the second liquid in the second storage unit 21.

When the work W is treated with the second liquid, as shown in FIG. 9, the second transport portion 22 rises from the lower position to the upper position, and the second lower transport portion 221 is positioned on the transport reference surface P. The second upper transport unit 222 is located above the transport reference surface P. Then, as shown in FIG. 10, the work W on the second lower transport unit 221 is moved on the transport reference surface P by the second lower transport unit 221 and is carried out from the carry-out port 4.

According to the processing device 10 having the above configuration, the following effects can be exhibited.

(1) Since the first liquid adhering to the work W is received by the pan 6, the possibility that the first liquid adhering to the work W is mixed with the second liquid in the second storage portion 21 of the second tank 2 is reduced. be able to. Further, since the first liquid received by the pan 6 is guided by the guide member 7 to the first storage unit 11 of the first tank 1, that is, returned to the first storage unit 11, the first liquid can be effectively used.

(2) Since the pan 6 extends so as to incline downward toward the first tank 1, the first liquid accumulated in the pan 6 flows toward the first tank 1, and the first The guide member 7 can facilitate the liquid toward the first storage portion 11 of the first tank 1.

(3) In a top view, the first tank side end 61 of the pan 6 is arranged so as to overlap the second tank side end 72 of the guide member 7, so that the first liquid dropped from the pan 6 can be collected. The guide member 7 can receive the second liquid in the second tank 2 without dropping it into the second storage unit 21 that stores the second liquid.

(4) Since the first tank side end portion 71 of the guide member 7 includes a tip portion 7a extending downward toward the first storage portion 11, the guide member 7 to the first storage portion 11 of the first tank 1 The first liquid can be easily directed to. Further, since the first liquid travels through the tip portion 7a and then falls into the first storage portion 11 of the first tank 1, the falling height of the first liquid can be reduced, and the first liquid can be stored in the first storage. It is possible to suppress the splash of the first liquid when it falls on the portion 11.

(5) Since a delivery section 5 for delivering the work W from the first tank 1 to the second tank 2 is provided between the first tank 1 and the second tank 2, the delivery section 5 provides the first delivery section. From the first transport section 12 of the tank 1 (first lower transport section 121, first upper transport section 122) to the second transport section 22 of the second tank 2 (second upper transport section 222, second lower transport section 221). ) Can be easily delivered to the work W.

(6) The processing device 10 receives the work W in the first lower transport unit 121, processes it in the first tank 1, and then delivers it from the first lower transport unit 121 to the second upper transport unit 222, and transfers it to the second upper transport unit 222. The first liquid processing mode in which the work W is transported by the transport unit 222 and the work W are received by the first upper transport unit 122, transferred from the first upper transport unit 122 to the second lower transport unit 221 and processed in the second tank 2. After that, it is provided with a second liquid processing mode in which the liquid is transported by the second lower transport unit 221. As a result, in the processing apparatus 10, it is possible to suppress the intersection of the transport route of the work W to be treated with the first liquid and the transport route of the work W to be treated with the second liquid, and to mix the first liquid and the second liquid. The possibility can be reduced. Therefore, it is possible to provide the processing apparatus 10 capable of reducing the possibility of mixing the processing liquids while forming the entire apparatus compactly.

(7) An appropriate gap is provided between the first storage portion 11 of the first tank 1 and the second storage portion 21 of the second tank 2, and therefore, the first tank 1 to the second tank 2 are provided. A delivery unit 5 for delivering the work W to the work W is provided. When the temperature of the first liquid of the first storage unit 11 and the temperature of the second liquid of the second storage unit 21 are different by providing an appropriate gap between the first storage unit 11 and the second storage unit 21. It is possible to suppress the influence of each other's temperature.

In the above embodiment, an appropriate gap is provided between the first storage section 11 of the first tank 1 and the second storage section 21 of the second tank 2, but the first storage section 11 and the second storage section 11 are provided. The delivery portion may be deleted by sufficiently reducing the gap with the portion 21. FIG. 11 is a schematic view of the processing device from which the delivery portion has been deleted, and FIG. 12 is a schematic top view of FIG. As shown in FIGS. 11 and 12, when the delivery portion is deleted, the first tank side end portion 61 of the pan 6 includes the guide member of the above embodiment and avoids the first transport portion 12. 1 It is extended toward the storage unit 11. That is, the guide member is formed integrally with the pan 6. As in the above embodiment, the pan 6 is formed with upward projecting portions 6a protruding upward on the end faces of the three sides of the pan 6 except for one side on the first tank 1 side. The first liquid is prevented from spilling from the side. Further, in this case, in order to prevent the temperature of the first liquid of the first storage unit 11 and the temperature of the second liquid of the second storage unit 21 from being affected by the temperature of each other, the temperature of the first storage unit 11 and A heat insulating material may be arranged between the second storage portion 21 and the second storage portion 21.

In the above embodiment, the guide member 7 is provided below the delivery portion 5, but may be provided on the pan 6. FIG. 13 is a schematic top view of the processing device 10 in which the pan 6 is provided with the flow path 74 to the first storage portion 11 as the guide member 7. In this case, as shown in FIG. 13, the flow path 74 is arranged so as to avoid the transport route of the work W. According to this configuration, the first liquid accumulated in the pan 6 can be reliably sent to the first storage unit 11 of the first tank 1 by the flow path 74.

In the above embodiment, the processing device 10 includes two tanks, a first tank 1 and a second tank 2, but may include three or more tanks. In this case, this configuration is applied to any two tanks adjacent to each other in the work transfer direction.

It is also possible to make various modifications and modifications without departing from the spirit and scope of the invention described in the claims.

In the present invention, in a work liquid processing apparatus that selectively treats a work with a plurality of liquids, the possibility that the liquid in the upstream tank is mixed with the liquid in the downstream tank is reduced, and further, the upstream tank Since it is possible to provide a processing device capable of effectively using a liquid, it has great industrial utility value.

1 1st tank
11 1st storage
12 1st transport unit
121 1st lower transport unit 122 1st upper transport unit
2 2nd tank
21 Second storage section
22 Second transport section
221 Second lower transport unit 222 Second upper transport unit
3 Carry-in entrance
4 Carry-out port
5 Delivery department
6 Pan 61 1st tank side end
6a Upward protrusion 6b Downward protrusion
7 Guide member
71 1st tank side end 72 2nd tank side end 73 Protruding part 74 Flow path
7a tip
10 Processing equipment
W work

Claims (5)

A work liquid processing device that processes a work with a liquid.
It is provided with a first tank for treating the work with the first liquid and a second tank for treating the work with the second liquid.
The first tank includes a first lower transport portion and a first upper transport portion.
The second tank includes a second lower transport portion and a second upper transport portion.
The processing device receives the work in the first lower transport unit, processes it in the first tank, transfers it from the first lower transport unit to the second upper transport unit, and then delivers it to the second upper transport unit, and then in the second upper transport unit. The first liquid processing mode for transporting, the work is received by the first upper transporting portion, transferred from the first upper transporting portion to the second lower transporting portion, processed in the second tank, and then the second. It is equipped with a second liquid processing mode, which is transported by the lower transport unit.
The processing device is provided below the second upper transport portion, and stores a pan for receiving the first liquid adhering to the work and the first liquid received by the pan for storing the first liquid in the first tank. 1 A processing device including a guide member for guiding to a storage unit.
The processing apparatus according to claim 1, wherein the pan extends so as to incline downward toward the first tank.
The processing apparatus according to claim 1 or 2, wherein the first tank side end of the pan is arranged so as to overlap the second tank side end of the guide member in a top view.
The processing apparatus according to any one of claims 1 to 3, wherein the end portion on the side of the first tank of the guide member includes a tip portion extending downward toward the first storage portion.
The processing apparatus according to claim 1 or 2, wherein the guide member includes a flow path provided in the pan.

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