KR200407120Y1 - Painting apparatus for wooden goods using masking band - Google Patents

Abstract

Disclosed is a wood coating apparatus using a masking band. The present invention uses a masking band to press and adhere to the upper surface of the wood, so that the side can be painted without a separate masking work, and the conventional masking tape is used once and discarded, but can be reused continuously by using the masking band. The present invention relates to a painting apparatus that can be used permanently, having a shape of a single closed curve and a masking band moved by a plurality of rollers, and a driving motor for rotating by driving one upper roller among a plurality of upper rollers, and rotating the A large number of rollers for moving the masking band, a paint remover for removing the paint on the masking band, a masking band cleaner, and a number of winds for rapid evaporation and dust removal of the paint dilution solvent as the masking band passes through the masking band cleaner. Paint sprays for spray nozzles and paint Also it is characterized by. The painting apparatus reduces the facility cost and waste disposal cost by using a masking band that can be reused without using a masking tape that is once written and disposed of, and has an effect of preventing environmental pollution due to garbage.

Masking band, paint removal part, masking cleaning part, wind spray nozzle, collector, paint storage tank

Description

PAINTING APPARATUS FOR WOODEN GOODS USING MASKING BAND}

1 is a view for explaining the entire process of painting wood.

Figure 2 is a view for explaining a simplified view of the wood coating apparatus using a masking band according to the present invention.

Figure 3 is a view for explaining an embodiment of the painting operation of the wood coating apparatus using a masking band according to the present invention.

Figure 4 is a view for explaining a lower roller formed with a plurality of grooves in the radial direction of the wood coating apparatus using a masking band according to the present invention.

Figure 5 is a view for explaining a masking band cleaning unit of the wood coating apparatus using a masking band according to the present invention.

Figure 6 is a view for explaining a wind spray nozzle of the wood coating apparatus using a masking band according to the present invention.

<Explanation of symbols for the main parts of the drawings>

10: transport unit 20: sanding unit

30: coating part 40: drying part

50: wood 110: masking band

120: lower roller 121: lower roller formed with a plurality of grooves

130: tension roller 140: upper roller

150: paint removal unit 160: masking band washing unit

170: wind nozzle 180: recycling paint storage tank

190: Collector 200: cleaning roller

210: conveyor belt 220: feed roller

230: injection spray

The present invention is a wood coating device using a masking band, more specifically, in painting the side of the wood, to prevent the paint from contacting the other side other than the side of the wood, a single closed curve and a metal material that can be used permanently It relates to a wood coating device using a masking band.

Conventionally, in painting the side surface of wood, the worker attaches a masking tape to a part other than the side to be painted by hand or using an automated system, and when the paint is sprayed and sprayed by spraying, the surface other than the side is painted. It was common to prevent that. However, since the masking tape is made of paper or film, the masking tape is attached to the wood and painted, so that the weak masking tape is torn or damaged and painted to the undesired surface. To reduce the reliability of the coating device.

In addition, the length of the masking tape is limited to about 180M at maximum. The amount of the masking tape of 180M is the amount that can be painted for about 1 hour, and when the entire amount of the masking tape is used, the masking tape is not automatically replaced, and the masking tape must be manually replaced by hand. This not only prevents continuous work during the painting work, but also extends the working time due to the replacement time of the masking tape. In addition, since the operator or supervisor is arranged to check and check the remaining amount of the masking tape at all times, it is difficult to paint during the night work that is difficult for the operator to shift, and even if the painting device is an automated system, human resources are required for replacement work. Resource waste and painting equipment also has a problem that becomes complicated.

In addition, the masking tape of the conventional coating device is a disposable product that is attached and discarded once, and is attached to a portion other than the side surface of the wood and immediately removed from the wood and discarded immediately after the surface to be painted is painted. As a result, the cost of discarding the masking tape that is discarded and the cost of continuing to purchase the masking tape every time it is painted is not easy.

The present invention was devised to solve the above problems, by pressing and contacting the upper surface of the wood can be painted only the desired side without a separate manual work, using a masking band that can be reused permanently It is an object of the present invention to provide a coating device using a masking band that can be used to recycle the waste paint collected by the paint removal unit and sucked by the collector.

A coating apparatus including a coating unit for continuously transporting wood in a horizontal direction and painting a side surface of wood by using a spray spray, wherein the front and rear ends are connected to each other in a plate shape having a predetermined length and are made of metal. And a plurality of lower rollers and a plurality of combined lower rollers which mask the upper and the inner and outer masks and the masking bands, the outer and inner surfaces of the masking band, combined with a plurality of conveying rollers of the conveying part to cover the upper surface of the wood conveyed by the conveying part. Tension roller and the masking is located on the upper right side of the masking band is returned to the upper left and just before the return, and adjusts the pressure and adhesion to the upper surface of the wood by adjusting the elasticity of the masking band with a constant position adjustment When the band is returned, it is returned through the paint removal section and the masking band wash section. A drive motor having a plurality of rollers including an upper roller and a rotational shaft which is located in a predetermined space, and coupled with the upper roller connected by gears, belts or chains to transfer the driving force, the painting step is finished and the masking band Located between the tension roller and the upper roller to help the process of returning, the paint removal portion configured to directly scrape and remove the paint on one surface of the masking band, and the opening is formed in the tip portion to receive the waste paint, the Masking cleaning unit and the masking cleaning unit is located on the upper left side of the paint removal unit, the paint dilution solvent is included therein, and the cleaning roller is made of cotton material to directly remove the paint while pressing the masking band upwards and downwards. It is located on the left side, and its length and direction can be adjusted. Paints the side of the wood by spraying a plurality of wind spray nozzles to inject wind for removing fine dust on the surface and rapid evaporation of the paint dilution solvent, and a paint storage tank and paint to be stored in a predetermined space. It characterized in that it comprises an injection unit.

In addition, when painting, a plurality of holes are formed on the outer surface to prevent the paint from scattering to the surrounding, and the collector is a paint suction device for collecting and reusing the sprayed paint; characterized in that it further comprises a.

In addition, characterized in that it further comprises a recycled paint storage tank for storing and recycling the waste paint delivered to the conduit from the collector to the paint removal unit.

In addition, the plurality of lower rollers, the outer surface and the outer surface of the masking band, a plurality of grooves are formed in the radial direction;

In addition, the masking band is characterized in that made of a stainless steel material.

In addition, the masking band is a plate shape made of a stainless steel material having a predetermined length is a form of a single closed curve in which the front end and the rear end connection portion is laser welded, and the welded joint is finished and treated with silicon. It features.

In addition, by placing a hot plate on a plurality of parts of the coating portion to increase the temperature of the coating portion is characterized in that the paint always maintains a liquid state.

Hereinafter, with reference to the accompanying drawings will be described in detail the wood coating apparatus using a masking band of the present invention.

1 is a view for explaining the entire process of painting wood. Dividing the overall diagram as a whole, the transport unit 10 for continuously transporting the wood 50 in the horizontal direction and the sanding unit 20 for polishing the side surfaces of the wood transported by the transport unit 10, wood ( 50) The coating unit 30 covers surfaces other than the side surfaces and sprays paint, a drying unit 40 for drying the coating, and a control unit for controlling the operation of the coating apparatus.

The transport unit 10 is a device for continuously transporting the wood 50 to be coated in a horizontal direction, and a conveying roller throughout the coating device is continuously connected to the conveyor belt, and transports the wood 50 to be processed. When placed in the unit 10, the conveyor belt powered by the controller moves in a crawl. As a result, a plurality of conveying rollers on the conveyor belt rotates, and as the conveyor belt conveys the wood 50 while drawing an endless track, the wood 50 is the sanding part 20 and the paint part (the next processing means). 30), and is transferred to the drying unit 40.

In addition, the sanding unit 20 is a part for polishing the surface of the wood before the wood 50 is painted. This grinding operation is sand paper is wound around the drive drum, when the power is transmitted by the controller, the drive drum is rotated to process the wood 50, after which the dust generated by the sand paper to remove and shake off the work And the masking tape is attached to the side to be painted and heat treated to smooth the side to be painted before painting, so that the paint can be absorbed to the surface well when painting.

The masking band of the coating part 30 takes the form of a single closed curve, performs an endless orbital movement, and also blocks the surface other than the side to be painted of the wood 50 transferred from the sanding part 20 to be painted. Only the sides are sprayed and the paint stored in the paint storage tank is sprayed and painted. The masking band is an endless orbital movement by a plurality of rollers, the paint on the masking band while painting the wood 50, while passing through the paint removal unit, the masking band cleaning unit and the wind spray nozzle in the process of returning the masking band The paint is removed, and the paint that collects the contaminated air and contaminated air when it is painted, and the waste paint that is directly scraped off by removing the paint on the masking band from the paint removal part and the waste paint drawn into the collector are stored for recycling paint. It can be collected in tanks, reprocessed and recycled.

The wood 50 transferred to the drying unit 40 after the coating unit 30 dries the paint on the wood 50 by the infrared dryer. The infrared dryer is provided with a temperature controller to prevent overheating, the painting work is completed when the wood 50 is completely transmitted through the drying unit 40 and dried.

The control unit is located in a predetermined part inside the coating part, and the driving motor is provided to serve to transmit power to each part when the power is turned on.

Figure 2 is a view for explaining a simplified view of the wood coating apparatus using a masking band according to the present invention.

The painting part 30 is a paint spray tank for spraying paint and a paint storage tank for storing the paint, and a masking band 110 that can be used repeatedly while drawing a caterpillar and blocking surfaces other than the side to be painted, and a masking band. A plurality of rollers 110 to move the masking band in the inner and outer circumference, a paint removing unit 150 for removing the paint on the masking band 110, masking band cleaning unit 160 and the masking band ( Consists of a plurality of wind spray nozzles 170 for removing the paint dilution solvent on 110. The masking band 110 is a plate of a metal material having a predetermined length in the form of a single closed curve that laser welds the front end and the rear end and finishes and connects the welded parts with silicon, and the rotation of a plurality of rollers It moves while drawing an orbit. Due to this, the masking band 110 can be used permanently during work, thereby reducing the work time and there is no waste generated by the masking work. In addition, the upper surface of the continuously transported wood is continuously pressurized and adhered to prevent the paint on the upper surface during the painting work, and the masking band 110 made of stainless steel with excellent corrosion resistance is permanent life It can be used to increase the reliability of the work when painting.

In addition, the plurality of rollers are largely divided into three types, combined with a plurality of conveying rollers 220 on the conveyor belt of the conveying unit rotates when the conveying roller is rotated so that the masking band is infinitely orbital motion And a plurality of lower rollers to allow the masking band to cover the upper surface of the wood conveyed by the transporter, and a plurality of lower rollers coupled to the plurality of transport rollers 220. Positioning, the masking band 110 is located in the upper right portion and the left upper portion just before returning, respectively, and the tension range which can adjust the elasticity of the masking band according to the size of the wood can be adjusted to a certain range 130 and a plurality of images to pass through the paint removing unit 150 and the masking band cleaning unit 160 in the process of returning the masking band It consists of a roller (140). When the upper left roller of the plurality of upper rollers 140 is connected to a drive motor, the conveyor belt in the transport unit does not move because the conveyor belt does not move and the lower roller attached to the conveying roller is also not rotated. , By generating a driving force in the drive motor connected to the upper left roller, causing the upper left roller to rotate to allow the masking band 110 to move while drawing an infinite track. The driving motor for driving the upper left roller is located in a predetermined space, and is a driving motor having a rotating shaft which is connected to the roller by a gear, a belt or a chain, and transmits a driving force. When the drive motor starts to operate, the rotating shaft in the driving motor rotates, and a driving force is generated according to the rotation. The driving force is transmitted to the gear connected to the rotating shaft and the upper left roller connected to the belt or chain. Done. In addition, among the plurality of lower rollers are divided into a lower roller 121 having a plurality of grooves in a radial direction and a lower roller 120 having no grooves, and the lower rollers 121 having a plurality of grooves are formed of a masking band with paint. In order to prevent the paint from being attached to the outer circumferential surface of the lower roller 121 because the upper surface is circumferentially transferred, the lower roller 120 without the groove may be formed because the lower surface without the paint passes outside. no need. In addition, the plurality of lower rollers can be attached to the transport roller in the transport unit in various sizes to match the material or size of the wood, so that various sizes of wood processing is possible. Accordingly, the masking band 110, which is inscribed and circumscribed on the plurality of rollers, moves in an infinite track by the rotation of the plurality of rollers.

Through the configuration as described above, the masking band 110 is permanently available, but after paint spraying, the masking band 110 is coated with paint. Therefore, it is preferable to include a device for removing the paint on the masking band 110 in the region where the masking band 110 is returned. The paint removing unit 150 is positioned between the tension roller 130 and the upper roller 140 to assist the process of the masking band 110 to return. When the masking band 110 returns, the masking band 110 It removes paint attached to). While contacting one side of the masking band 110 to directly scrape the surface of the masking band 110, an opening is formed at the tip of the paint removal unit 150, scraped waste paint by the opening Receivable, and the thus received waste paint is moved along the conduit in the coating portion is stored in the recycled paint storage tank 180 is reused.

In addition, the paint on the surface of the masking band 110 by the paint removing device 150 is removed a substantial portion, but not completely removed. Thus, the paint removing unit 150 is provided with a masking band cleaning unit 160 that is a cleaning device that completely removes the paint on the masking band 110 from the upper left side. The masking band cleaning unit 160 has a rectangular structure capable of accommodating a constant volume so as to include a solvent to dilute the paint therein.

In addition, even if the paint on the masking band 110 is completely removed, the coating dilution solvent is returned to the masking band 110 in a state in which the paint spraying is not sprayed on the left side of the masking band cleaning unit 160 The nozzle 170 is installed to remove the paint dilution solvent. The wind spray nozzle 170 is composed of a total of two spray nozzles for blowing air to the upper surface and the lower surface to remove the dust and solvent on the masking band upper surface and the lower surface, the upper two, Blowing on the surface and the lower surface to remove the dust and paint dilution solvent to make the masking band 110 before the painting operation.

The coating part also includes a collector 190, which is a paint suction device, which has a plurality of holes on its outer surface. When paint is sprayed onto wood and paint is made, the paint is scattered around the painting apparatus, and the polluted air is generated due to the flying paint. However, the paint and the contaminated air are sucked by the collector 190 which is a paint suction device. Create a clean environment. In addition, the sucked paint is moved to the recycling paint storage tank 180 via the conduit inside the paint portion, reprocessed together with the waste paint collected in the paint removing unit, and recycled.

In addition, by placing a plurality of hot plates in the collector 190 or a plurality of parts of the paint portion to increase the temperature of the paint portion to ensure that the paint is always maintained in the liquid state, by placing a hot plate when the winter or the suction to the collector 190 or This solves the problem that the paint stored in the paint storage tank hardens when sprayed from the spray spray and cannot spray.

In summary about the painting department,

When the wood 50 conveyed from the sanding part is conveyed under the collector 190 to perform painting work, it is a plate shape of a metal material having a predetermined length and has the shape of a single closed curve, and is moved in and out and around a plurality of rollers. The masking band 110 is pressed and adhered to the upper surface of the timber 50 to prevent the paint from automatically covering the upper surface of the timber 50 and make infinite track movement. A plurality of rollers that allow the masking band 110 to move in an endless track is rotated by a lower roller attached to a transfer roller when the conveyor belt moves, or by a left upper roller connected to a driving motor to receive driving force. Will have In addition, the plurality of lower rollers are divided into a lower roller 121 which is formed in a plurality of grooves in a radial direction and prevents paint from being applied to the rollers, and a lower roller 120 which does not need a groove by the outer surface of the masking band being external to the roller. Lose. When the masking band 110 is returned to before the painting work after the wood 50 is coated, the paint removing unit 150 directly scrapes off the paint on the masking band 110 and removes the paint. Since the paint is not completely removed from the rejection 150, the paint is completely removed through the masking band washing unit 160 including the paint dilution solvent. In addition, the wind blowing nozzle 170 blows off the paint dilution solvent when the paint is removed from the masking band cleaning unit 160 by blowing the wind to the masking band 110, so that the masking band 110 before painting work. When it is returned to the painting work again to enable a smooth painting work.

3 is a view for explaining an embodiment when the wood 50 is painted in a wood coating apparatus using a masking band according to the present invention. The masking band 110 is moved by the lower roller 120 to be pressed and adhered to the upper surface of the wood 50 conveyed by the transport unit, and automatically masks the upper surface of the wood. When the wood is transported in a state where the upper surface is covered, when the paint is sprayed and sprayed in the spray spray 230, the sprayed paint is sprayed on the entire part of the wood, but the upper surface of the wood is covered by the masking band 110. The paint is applied to the masking band 110 to prevent the coating on the upper surface of the wood, and as a result, the paint is only buried on the side of the wood 50 to be coated.

4 is a view for explaining the lower roller 121 is formed with a plurality of grooves in the radial direction of the wood coating apparatus using a masking band according to the present invention. The lower roller 121 is attached to a plurality of transport rollers 220 of the transport unit to allow the masking band to press and adhere to the upper surface of the wood to automatically cover the upper surface of the wood. The lower roller 121 is attached to the conveying roller 220 is continuously connected to the conveyor belt 210 is rotated when the conveyor belt 210 is driven by the controller to make an endless track motion. Therefore, the lower roller 121 attached to the transfer roller 220 also rotates to move the masking band. Specifically, in the drawing, the lower roller 121 has a plurality of grooves formed in a radial direction, and when the masking band is transferred and the upper surface of the masking band where the paint is applied to the lower roller 121 passes, the paint A plurality of grooves are formed to pass without contacting the lower roller 121. For this reason, the lower roller 121 prevents paint from being applied, and thus, the lower roller 121 may continue to be painted without replacing the lower roller 121, and the lower roller without the groove may have a lower portion of the masking band without paint. The grooves do not need to be formed because the faces are transported externally.

5 is a view for explaining the masking band washing unit 160 of the wood coating apparatus using a masking band according to the present invention. The masking band cleaning unit 160 removes the paint stained through the paint removing unit in the process of returning the masking band after the painting operation, but the paint removing unit does not completely remove the masking band because it is scratched. Thus, it is desirable to have a cleaning device to completely remove the paint on the masking band. The masking cleaning unit 160 includes a solvent for diluting paint therein, and also has a cleaning roller 200 for directly washing the surface of the masking band as the masking band is rotated while pressing the masking band up and down. The washing roller 200 is preferably made of a cotton material, and the paint on the masking band is diluted and removed by a paint diluting solvent while being wiped by the washing roller 200.

6 is a view for explaining the wind spray nozzle 170 of the wood coating apparatus using a masking band according to the present invention. The wind spray nozzle 170 of the figure is a wind spray nozzle 170 for blowing wind to the lower surface of the masking band. The wind spray nozzle 170 can freely adjust the length and direction, is located on the left side of the masking band cleaning unit 160.

The masking band washes the paint out of the masking band cleaning unit 60 and then is connected to the upper roller 140 on the left side. The wind spray nozzle 170 of the figure blows the wind directly in front of the upper roller 140. .

In addition, the wind spray nozzle 170, although the masking band is removed by the paint dilution solvent to dilute the paint in the masking band washing unit 160, the paint dilution solvent is buried in the masking band occurs Located on the upper and lower surfaces of the masking band, respectively, the paint dilution solvents on the upper and lower surfaces are quickly evaporated and removed by blowing the wind, and also removes dust and dirt while being washed.

Although the present invention described above has been described in detail only with respect to the specific examples described, it will be apparent to those skilled in the art that various modifications can be made within the technical idea of the present invention, and such modifications belong to the utility model claims attached thereto. will be.

As described above, the wood coating apparatus using the masking band of the present invention can be used permanently since it is repeatedly used after reprocessing, rather than being disposed of and disposed of as a single-use masking tape.

In addition, there is no problem of remaining amount management, such as masking tape, so there is no need to change it periodically, so that the painting device does not have to be stopped for replacement periodically, saving time and increasing work efficiency. In addition, the worker does not need to supervise the management in the painting device at all times, and can be used automatically without any manual work, thereby eliminating the need for a large number of personnel, thereby reducing labor costs.

In addition, the masking band is not written and disposed of once, but is reprocessed through the paint removal unit and the masking band washing unit, and thus can be reused continuously.

In addition, the masking band is made of a metallic material with high durability, so as to be attached to the wood or masked like a conventional masking tape is not torn or damaged when the painting work is done to improve the reliability of the wood by eliminating the defective rate of the coated wood.

In addition, it removes paints scattered through the collector, which is a paint suction device, and cleans contaminated air to protect the health of the worker and the surrounding environment.Waste paints collected from the paint remover and collector are used for different conduits. It has the feature of saving resources by recycling it when it is stored in the recyclable paint storage tank.

Claims (7)

In the coating device for continuously transporting the wood in the horizontal direction, the coating device for painting the side of the wood using a spray spray, A masking band formed of a metal material having a predetermined length and having a front end and a rear end connected to each other and externally and inscribed with a plurality of rollers; The masking band returns with respect to the plurality of combined lower rollers and the plurality of lower rollers which cover the upper surface of the wood conveyed by the conveying unit by combining with the plurality of conveying rollers of the conveying unit while externally and inscribed. Is located on the upper left side of the upper right side and just before returning, and the tension roller which adjusts the elasticity of the masking band by adjusting the fixed position and adjusts the pressure and adhesion to the upper surface of the wood and when the masking band is returned, A plurality of rollers comprising a plurality of top rollers for returning through the reject and masking band washes; A drive motor positioned in a predetermined space and having a rotation shaft coupled to an upper roller connected to a gear and a belt or a chain to transmit a driving force; Located between the tension roller and the upper roller to help the masking band to return to the end of the painting step, and directly scrape off the paint on one side of the masking band, remove the paint and the opening is formed in the tip portion to receive the waste paint A paint removal unit configured to be; Masking cleaning unit is located on the upper left of the paint removal unit, the coating dilution solvent is included therein, and the cleaning roller comprises a cleaning roller made of cotton material to directly remove the paint while pressing the masking band from above and below; Located on the left side of the masking cleaning unit, the length and direction can be adjusted, a plurality of wind spray nozzles for injecting wind for removing the fine dust on the upper and lower surfaces of the masking band and rapid evaporation of the paint dilution solvent; A paint storage tank located in a predetermined space and storing paint; And An injection unit for coating a side surface of the wood by spraying paint; Wood coating device using a masking band comprising a. The method of claim 1, When painting, a plurality of holes are formed on the outer surface to prevent the paint from scattering around, and a collector for collecting the sprayed paint for reuse and reclaiming; masking band further comprising a Wood painting device. The method of claim 1, wherein the masking band, Made of stainless steel material; Wood coating device using a drinking band characterized in that. The method of claim 1, The coating unit by placing a hot plate on a plurality of parts to increase the temperature of the coating unit to maintain the liquid state at all times; wood coating apparatus using a masking band. The method of claim 1, wherein, among the plurality of lower rollers, Wood coating apparatus using a masking band, characterized in that the outer surface and the outer surface of the masking band, a plurality of grooves formed in the radial direction. The method according to claim 1 or 2, Wood coating apparatus using a masking band further comprises a; recyclable paint storage tank for storing and recycling the waste paint delivered by the conduit from the collector to the paint removal unit. The method of claim 3, wherein the masking band, Masking band having a predetermined length and made of a stainless steel plate in the form of a single closed curve in which the front and rear ends of the connection portion is laser welded, and the welded joint is finished and treated with silicon; Wood coating device using.

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