KR102224871B1 - Cleaning Equipment for Dust Collection Filter Used for Laser Drilling - Google Patents

Abstract

Disclosed is a filter cleaning equipment for dust collection used in laser drilling operations. The present invention includes a water washing device for spraying washing water supplied from a storage water tank to a filter installed therein, and a water collecting tank for collecting the washing water discharged from the water washing device. According to the present invention, by spraying air from the inside of the filter to the outside, foreign matters are removed from the filter and the washing water is sprayed on the outer surface of the filter while rotating the filter, thereby enabling rapid and efficient cleaning of the filter. When the washing of the cleaning is completed, by supplying hot air, a rapid drying process is possible. In addition, according to the present invention, not only can the external environment pollution due to the washing water required in the filter washing process be prevented, but also the washing water can be semi-permanently reused, thereby enabling eco-friendly washing treatment of the filter.

Description

Cleaning Equipment for Dust Collection Filter Used for Laser Drilling {Cleaning Equipment for Dust Collection Filter Used for Laser Drilling}

The present invention relates to a filter cleaning equipment for dust collection used in laser drilling, and more particularly, by spraying air from the inside of the filter to the outside, foreign substances are removed from the filter and at the same time, washing water on the outside surface of the filter while rotating the filter. By spraying the filter, it is possible to clean the filter quickly and efficiently, and by supplying hot air when the cleaning of the filter is completed, a quick drying treatment is possible, and contamination of the external environment by the washing water required in the filter cleaning process can be prevented. In addition, the present invention relates to a filter cleaning equipment for dust collection used in a laser drilling operation that enables eco-friendly cleaning of a filter as it becomes semi-permanently reused.

PCB (Printed Circuit Board) refers to the board in the state before the component is mounted, and a conductor that can transmit electrical signals is formed on the insulating board.When electronic components such as smartphones and tablet PCs are mounted, an electrical circuit is formed and operated. As a key component, demand is continuously increasing due to the increase in mobile devices.

On the other hand, when using laser drilling equipment in the drilling process during the PCB manufacturing process, fine dust from the internal filter must be removed, but there is currently no special method to directly clean the fine dust with an air gun.

On the other hand, the cleaning process using the air gun directly as described above is a situation where productivity decreases due to manual operation and increased worker fatigue, as well as problems in the work environment due to dust generation in the workplace.

Accordingly, an object of the present invention is to remove foreign substances from the filter by spraying air from the inside of the filter to the outside, and at the same time, while rotating the filter, washing water is sprayed on the outer surface of the filter, thereby enabling rapid and efficient cleaning of the filter, When the cleaning of the filter is completed, hot air is supplied to enable rapid drying treatment, and it is possible to prevent contamination of the external environment by the washing water required in the filter washing process, and to be able to semi-permanently reuse the washing water. It is to provide a filter cleaning equipment for dust collection used for laser drilling work that enables a conventional filter cleaning process.

A filter cleaning equipment for dust collection used in a laser drill operation according to the present invention for achieving the above object includes: a washing device for spraying washing water supplied from a storage tank to a filter installed therein; And a water collecting tank in which the washing water discharged from the washing device is collected.

Preferably, the washing device is characterized in that an air supply port for supplying air injected from the inside of the filter to the outside of the filter is provided.

In addition, the washing device is characterized in that the washing water spray nozzle for spraying the washing water to the outer surface of the filter is installed.

In addition, the water washing device is characterized in that a hot air supply module for supplying hot air to the filter is installed.

In addition, the filter is a tubular filter, and the washing device is characterized in that a rotating shaft for rotating the tubular filter is provided.

In addition, a sensor unit for detecting a worker who installs the filter in the washing device is installed on the upper part of the washing device.

In addition, it further includes a wastewater tank for collecting wastewater from the top of the water collecting tank.

In addition, it further includes a stirrer for performing agitation treatment on the wastewater collected in the wastewater tank.

In addition, it further includes a dehydrator for performing dehydration treatment on the agitated material discharged from the stirrer.

In addition, it further includes a water purification tank in which the purified water discharged from the agitated water is collected by the dehydrator.

In addition, the water storage tank is characterized in that it supplies the purified water supplied from the water purification tank to the water washing device.

In addition, it further includes a buffer tank for supplying the washing water supplied from the water collecting tank to the storage tank.

In addition, a first filter unit for purifying the washing water supplied from the water collecting tank is installed at a connection portion between the water collecting tank and the buffer tank.

In addition, a second filter unit for purifying the washing water supplied from the buffer tank is installed at a connection portion between the buffer tank and the storage tank.

On the other hand, the filter cleaning method for dust collection used in the laser drilling operation according to the present invention, (a) the control device, spraying the washing water to the outer surface of the filter through the washing water spray nozzle; And (b) supplying, by the control device, hot air to the filter through a hot air supply module.

Preferably, (c) the control device further comprises a step of controlling the operation of the stirrer for stirring the wastewater contained in the washing water after washing the filter.

Further, (d) the control device further includes a step of controlling an operation of a dehydrator for performing dehydration treatment on the agitated material discharged from the stirrer.

According to the present invention, by spraying air from the inside of the filter to the outside, foreign matters are removed from the filter and the washing water is sprayed on the outer surface of the filter while rotating the filter, thereby enabling rapid and efficient cleaning of the filter. When the washing of the cleaning is completed, by supplying hot air, a rapid drying process is possible.

In addition, according to the present invention, not only can the external environment pollution due to the washing water required in the filter washing process be prevented, but also the washing water can be semi-permanently reused, thereby enabling eco-friendly washing treatment of the filter.

1 is a structural diagram of a filter cleaning equipment for dust collection according to an embodiment of the present invention,
Figure 2 is a view showing the external structure of the washing device in Figure 1,
3 is a view showing a state in which the cover portion of the washing device in FIG. 2 is opened;
FIG. 4 is a view showing a filter installation structure inside the cleaning device in FIG. 3;
FIG. 4 is a view showing a filter installation structure inside the cleaning device in FIG. 3;
5 is a view showing the internal structure of the driving unit in FIG. 3, and
6 is a view showing a detailed structure of the interior of the cleaning space in FIG. 4.

Hereinafter, the present invention will be described in more detail with reference to the drawings. It should be noted that the same components in the drawings are denoted by the same reference numerals wherever possible. In addition, detailed descriptions of known functions and configurations that may unnecessarily obscure the subject matter of the present invention will be omitted.

1 is a structural diagram of a filter cleaning equipment for dust collection according to an embodiment of the present invention. Referring to Figure 1, the filter cleaning equipment for dust collection according to an embodiment of the present invention is a water washing device 100, a water collecting tank 200, a buffer tank 300, a water storage tank 400, a waste water tank 500, a stirrer ( 600), a dehydrator 700, and a water purification tank 800.

A filter for collecting dust in the laser drilling operation 150 is detachably installed inside the washing device 100. The washing device 100 sprays the washing water supplied from the water storage tank 400 onto a plurality of filters 150 installed to be detachably installed therein, and at the same time, air from the inside of the filter 150 to the outside of the filter 150 By spraying, the filter 150 is cleaned.

On the other hand, the washing water used for the cleaning treatment of the filter 150 inside the washing apparatus 100 is discharged to the outside of the washing apparatus 100 and is collected in the water collecting tank 200.

The buffer tank 300 is installed adjacent to the water collecting tank 200 with the first filter part 250 interposed therebetween, and the washing water flowing into the water collecting tank 200 from the washing device 100 passes through the first filter part 250. The washing water that has passed through and is first purified and has passed through the first filter unit 250 is introduced into the buffer tank 300.

On the other hand, the water storage tank 400 is installed adjacent to the buffer tank 300 with the second filter unit 350 interposed therebetween, passes through the first filter unit 250 and passes from the water collecting tank 200 to the buffer tank 300. The introduced washing water passes through the second filter unit 350 and is secondarily purified, and the washing water that has passed through the second filter unit 350 is introduced into the storage tank 400.

Meanwhile, wastewater including various foreign substances floating on the upper portion of the washing water collected in the water collecting tank 200 is introduced into the wastewater tank 500 through a connection pipe installed on the upper part of the water collecting tank 200.

A water level detection sensor is installed at the inner upper end of the wastewater tank 500, and when it is detected that the wastewater is filled in the wastewater tank 500 by the water level detection sensor, the filter cleaning equipment according to the present invention has The control device controls the pump installed in the wastewater tank 500 to move the wastewater inside the wastewater tank 500 to the stirrer 600 through a connection pipe.

As the wastewater inside the wastewater tank 500 is transferred to the stirrer 600, the control device operates the stirrer 600 to generate agitated substances such as organic sludge through mixing of wastewater and diatomaceous earth, and the resulting agitation Water is transferred to the dehydrator 700 through a connection pipe.

The dehydrator 700 discharges the washing water from the agitated material to the outside through mechanical dehydration treatment such as a compression method for the agitated material transferred from the agitator 600, and the washing water discharged from the dehydrator 700 is a water tank through a connection pipe. Collected as (800).

The water purification tank 800 supplies the washing water introduced from the dehydrator 700 to the storage tank 400 through a connection pipe, and the storage tank 400 is the washing water introduced from the water purification tank 800 and the buffer tank 300. The washing water is collected together, and it is supplied to the washing device 100.

FIG. 2 is a diagram showing an external structure of the washing apparatus 100 in FIG. 1. Referring to FIG. 2, the washing apparatus 100 in the filter cleaning equipment according to an embodiment of the present invention includes a working footrest 110, a driving part 120, an operation part 130, a cover part 140, and a sensor part. Includes 160.

First, as shown in FIG. 3 through the working scaffold 110, the operator can rise high in order to attach and detach the filter to the inside of the washing device 100 in a state where the cover 140 is open.

On the other hand, in order to prevent the operator from being injured by closing the cover 140 by the control device when the operator is working in the open state of the cover 140 as in FIG. 3, as in FIG. Likewise, sensor units 160 in the form of vertical bars for detecting a worker are installed at upper left and right sides of the flushing device 100, respectively.

Accordingly, even when an opening/closing command for the cover unit 140 is input from the outside, when a detection signal is received from the sensor unit 160, the control device suspends the control of the opening/closing operation for the cover unit 140 to prevent the operator. To protect.

On the other hand, the operator can manipulate the position of the fixing unit 190 for fixing the filter 150 installed in the washing apparatus 100 by inputting a button provided on the operation unit 130.

Meanwhile, the drive unit 120 is integrally connected to a plurality of rotation shafts 195 and a plurality of rotation shafts 195, respectively, in which the filter 150 is installed, as shown in FIG. 5, so that the plurality of rotation shafts 195 are integrally rotated. A drive chain 125 for rotating the plurality of tubular filters 150 is provided.

FIG. 4 is a diagram showing a filter installation structure inside the cleaning apparatus in FIG. 3. Referring to FIG. 4, a plurality of cleaning spaces 105 in which a plurality of filters 150 are installed and washed, respectively, are provided inside the cleaning apparatus in a state in which the cover part 140 is opened.

Specifically, on one side of the interior of each cleaning space 105, a rotation shaft 195 that is installed inside the tubular filter 150 to rotate the tubular filter 150 is penetrated from the outside to be installed, and the washing space 105 ) A fixing part 190 for fixing the tubular filter 150 by being in close contact with the bottom surface of the tubular filter 150 is installed on the other side of the inner side.

On the other hand, the fixing part 190 can be fixedly installed inside the cleaning space 105 by adjusting the degree of protrusion from the other side of the cleaning space 105.

Specifically, when the operator inputs the upper button provided on the operation unit 130 in FIG. 3, the control device controls the fixing unit 190 to protrude from the inner surface of the cleaning space 105, and the operation unit 130 When a lower button provided in is input, the control device controls the fixing part 190 to return to the direction of the inner surface of the cleaning space 105.

On the other hand, in each washing space 105, a plurality of washing water spray nozzles 170 for spraying washing water on the outer surface of the tubular filter 150 installed in the longitudinal direction are located along the left and right sides of the tubular filter 150, respectively, along the longitudinal direction. It is installed continuously.

In addition, in each cleaning space 105, a hot air supply module 180 for supplying hot air to the outer surface of the tubular filter 150 installed in the longitudinal direction is disposed on the left and right sides of the tubular filter 150 in the longitudinal direction, respectively. It is installed in the same length as 150).

5 is a view showing the internal structure of the driving unit 120 in FIG. 3, and FIG. 6 is a view showing a detailed structure of the interior of the cleaning space 105 in FIG. 4.

5 and 6, the other end of the rotation shaft 195, which has one end inserted into the interior of the cleaning space 105, protrudes to the outside of the cleaning space 105, and such a plurality of rotation shafts 195 The protruding sections of the cleaning space 105 to the outside are connected to each of the drive chains 125 driven by a drive motor controlled by a control device.

As a result, the plurality of rotation shafts 195 connected to the driving chain 125 according to the rotation direction of the driving motor rotate in a clockwise or counterclockwise direction at once.

On the other hand, the rotation shaft 195 is a hollow structure in which an air transfer pipe is provided, and through the air supply port 115 coupled to the other end of the rotation shaft 195, the air transfer pipe inside the rotation shaft 195 The supplied air is installed inside the cleaning space 105 and is sprayed to the outside through a plurality of air holes formed on the side of the rotating shaft 195 to which the tubular filter 150 is coupled.

As the air is injected through the plurality of air holes formed on the side of the rotation shaft 195 in this way, the outside direction of the filter 150 from the inside of the cylindrical filter 150 in which the rotation shaft 195 is inserted and installed. As the air is injected, foreign matter deposited on the cylindrical filter 150 is peeled off from the outer surface of the filter 150.

Specifically, the air supply port 115 supplies the air supplied from the air supply module 117 to the air transfer pipe inside the rotary shaft 195, from the inside of the tubular filter 150 to the outside of the tubular filter 150. More effective cleaning of the filter 150 is possible by the injected air.

On the other hand, in the implementation of the present invention, the control device provided in the filter cleaning equipment according to an embodiment of the present invention to control the function and operation of the filter cleaning equipment is provided with air so that air is supplied to the air supply port 115. The module 117 is controlled, and the drive motor is controlled so that the plurality of rotation shafts 195 are rotated in a clockwise and counterclockwise direction by the drive chain 125 and rotated collectively, and at the same time, the outer surface of the tubular filter 150 In the case, the washing water spray nozzle 170 may be controlled so that the washing water is sprayed.

As described above, according to the present invention, foreign matters are removed from the filter 150 by spraying air from the inside of the filter 150 to the outside, and the cylindrical filter 150 is rotated alternately in a clockwise direction and a counterclockwise direction. By spraying the washing water on the outer surface of the 150, it is possible to quickly and efficiently clean the filter 150.

On the other hand, when the cleaning of the filter 150 is completed in this way, the control device supplies hot air to the filter 150 through the hot air supply module 180, so that the filter 150 can be dried more quickly. .

Meanwhile, wastewater containing various foreign substances floating on the upper portion of the washing water that is discharged from the washing device during the washing process for the filter 150 and collected in the water collecting tank 200 is connected to the connection pipe installed on the upper part of the water collecting tank 200. It is introduced into the wastewater tank 500 through.

Accordingly, as the water level sensor installed on the inner upper end of the wastewater tank 500 detects that the wastewater is filled in the wastewater tank 500, the control device controls the pump installed in the wastewater tank 500 to control the wastewater tank. (500) The internal wastewater is moved to the stirrer 600 through the connection pipe.

As such, when the wastewater inside the wastewater tank 500 is transferred to the stirrer 600, the control device operates the stirrer 600 to generate agitated substances such as organic sludge through mixing of the wastewater and diatomaceous earth. The stirred material is transferred to the dehydrator 700 through a connection pipe.

On the other hand, the control device controls the dehydrator 700 to discharge the washing water from the agitated material transferred from the agitator 600 through mechanical dehydration treatment such as a compression method, and the washing water discharged from the dehydrator 700 in this way connects the connection pipe. It is moved to the water purification tank 800 through.

On the other hand, the water purification tank 800 supplies the washing water introduced from the dehydrator 700 to the storage tank 400 through a connection pipe, and the storage tank 400 is the washing water introduced from the water purification tank 800 and the buffer tank 300. The introduced washing water is collected together and supplied to the washing device 100.

In addition, among the washing water discharged from the washing apparatus 100 and collected in the water collecting tank 200, the remaining washing water except for the upper wastewater flowing into the wastewater tank 500 passes through the first filter unit 250 and is primary purified, The washing water that has passed through the first filter unit 250 flows into the buffer tank 300.

In addition, the washing water flowing from the water collecting tank 200 to the buffer tank 300 passes through the second filter unit 350 and is secondarily purified, and the washing water passing through the second filter unit 350 flows into the storage tank 400 do.

As described above, according to the present invention, the washing water discharged from the washing device 100 passes through the first filter unit 250 and the second filter unit 350 to be treated for water purification and collected in the storage tank 400, and at the same time, the washing device ( Among the washing water discharged from 100), wastewater containing foreign substances floating on the top is purified by undergoing separate stirring treatment and dehydration treatment, and is collected in the storage tank 400.

That is, according to the present invention, through the circulating recycling method of the washing water used in the filter washing process, not only can environmental pollution caused by external discharge of the washing water can be prevented, but also the washing water can be semi-permanently reused. 150), environmentally friendly cleaning treatment becomes possible.

The terms used in the present invention are only used to describe specific embodiments and are not intended to limit the present invention. Singular expressions include plural expressions unless the context clearly indicates otherwise. In the present application, terms such as "comprise" or "have" are intended to designate the presence of features, numbers, steps, actions, components, parts, or combinations thereof described in the specification, but one or more other features. It is to be understood that the presence or addition of elements or numbers, steps, actions, components, parts, or combinations thereof does not preclude in advance.

In the above, preferred embodiments and applications of the present invention have been illustrated and described, but the present invention is not limited to the specific embodiments and application examples described above, and the present invention is not departing from the gist of the present invention claimed in the claims. Various modifications may be possible by those of ordinary skill in the art to which they belong, and these modifications should not be individually understood from the technical spirit or prospect of the present invention.

100: water washing device, 105: cleaning space,
110: working scaffold, 115: air supply port,
117: air supply module, 120: driving unit,
125: drive chain, 130: control panel,
140: cover, 150: filter,
160: sensor unit, 170: washing water spray nozzle,
180: hot air supply module, 190: fixing part,
195: rotating shaft, 200: collecting tank,
250: first filter unit, 300: buffer tank,
350: second filter unit, 400: water storage tank,
500: wastewater tank, 600: stirrer,
700: dehydrator, 800: water purification tank.

Claims (3)

In the filter cleaning equipment for dust collection,
A water washing device 100 for spraying the washing water supplied from the water storage tank 400 to the filter 150 installed therein;
A water collecting tank 200 in which washing water discharged from the washing device 100 is collected;
A wastewater tank 500 in which wastewater is collected from an upper portion of the water collecting tank 200;
A stirrer 600 for performing agitation treatment on the wastewater collected in the wastewater tank 500;
A dehydrator 700 for performing dehydration treatment on the agitated material discharged from the agitator 600; And
A water purification tank 800 in which purified water discharged from the agitated water is collected by the dehydrator 700
Including,
The water storage tank 400 supplies purified water supplied from the water purification tank 800 to the water washing device 100,
Further comprising a buffer tank 300 for supplying the washing water supplied from the water collecting tank 200 to the storage tank 400,
A first filter unit 250 for purifying the washing water supplied from the water collecting tank 200 is installed at a connection portion between the water collecting tank 200 and the buffer tank 300,
A second filter unit 350 for purifying the washing water supplied from the buffer tank 300 is installed at a connection portion between the buffer tank 300 and the storage tank 400,
In the washing apparatus 100, a hot air supply module 180 for supplying hot air to the filter 150 is installed,
The washing apparatus 100 includes a cover 140 that is opened for attaching and detaching the filter 150, and a sensor unit 160 that detects a worker who works while the cover 140 is open. And
Further comprising a control device for suspending control of the opening/closing operation of the cover 140 when a detection signal is received from the sensor unit 160 even when an opening/closing command for the cover unit 140 is input from the outside. and,
The washing apparatus 100 includes a fixing part 190 for fixing the filters 150 having various sizes by adjusting the degree of protrusion from the inner surface of the cleaning space 105 in which the filter 150 is installed, As an integral part of the operation unit 130 provided with an operation button for inputting an operation command of an operator to manipulate the degree of protrusion of the government 190, and a plurality of rotation shafts 195 respectively installed inside the plurality of filters 150, It is connected to further include a drive chain 125 for collectively rotating the plurality of rotation shafts 195 in a clockwise or counterclockwise direction,
Further comprising a connection pipe for introducing the upper wastewater containing foreign matters floating on the upper portion of the washing water inside the water collecting tank 200 to the wastewater tank 500,
The first filter unit 250 purifies the remaining washing water except for the upper wastewater. Filter cleaning equipment for dust collection used in a laser drill operation.
The method of claim 1,
The washing device 100 is provided with an air supply port 115 for supplying air injected from the inside of the filter 150 to the outside of the filter 150 for dust collection used in laser drilling. Filter cleaning equipment.
The method of claim 1,
The washing device 100 is equipped with a washing water spray nozzle 170 for spraying washing water on the outer surface of the filter 150, which is a filter cleaning equipment for dust collection used for laser drilling.

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