TWI616379B - Film sticking device and methods for using the same - Google Patents

Abstract

A coating device for attaching a protective film to a product, including a bearing mechanism and a coating mechanism. The carrier mechanism is provided with a plurality of positioning slots for positioning products and a plurality of first positioning holes. The coating mechanism includes a gas tightly connected suction pressure plate and a suction film support plate. The surface of one side of the suction pressure plate is provided with a slot and is provided with a plurality of first positioning pins corresponding to the positions of the first positioning holes, and the surface of the other side of the suction pressure plate is provided with an air suction hole. The suction support plate is provided with a plurality of suction windows communicating with the suction holes, and a plurality of second positioning pins for positioning the protective film are disposed between the suction windows, the suction film support plate and the plurality of first positioning holes A plurality of third positioning pins are disposed at corresponding positions. The invention also provides a method of using the coating device.

Description

Coating device and method of use thereof

The present invention relates to a coating device for coating a surface of a product and a method of using the same.

Today, the packaging of most products is done manually. However, on the one hand, the artificial coating is inefficient and cannot meet the requirements of large-volume coating. On the other hand, the positioning of the film of the artificially coated film sometimes deviates, resulting in the inclination of the butt joint of the film body, and the film is attached. Sometimes the body may not completely conform to the product, resulting in wrinkles, bubbles, etc. in the film body, and the quality of the film cannot be guaranteed.

To this end, the present invention provides a coating device having a high coating efficiency and a high coating quality.

A coating device for attaching a protective film to a product, including a bearing mechanism and a coating mechanism. A plurality of positioning slots and a plurality of first positioning holes are defined in the carrying mechanism, and a plurality of positioning slots are used for placing and positioning the product. The coating mechanism includes a gas tightly connected suction pressure plate and a suction film support plate. A suction member is connected to the suction pressure plate, and a slot is formed on one side surface of the suction pressure plate and a plurality of first positioning pins corresponding to the position of the first positioning hole are provided, and the slot is used for pressing the product, sucking An air suction hole is opened on the surface of the other side of the pressure plate, and the air suction hole communicates with the air suction member. A plurality of suction windows are opened on the suction film support plate, a plurality of suction windows are connected with the suction holes, and a plurality of second positioning pins are disposed between the plurality of suction windows, and the plurality of second positioning pins are used for protection The film is accurately positioned on the suction window, and a plurality of third positioning pins are disposed at positions corresponding to the plurality of first positioning holes.

A method for using a coating device, comprising the steps of: positioning and adsorbing a release paper with a protective film on a coating mechanism; placing the product in a positioning groove of the bearing mechanism; removing the release paper, leaving only the protective film adsorbed On the coating mechanism; the coating mechanism is positioned and attached to the supporting mechanism, and then the coating mechanism is closed, and the protective film is attached to the corresponding product; after the coating mechanism is turned over, the coating mechanism is positioned and attached to the supporting mechanism. The coating mechanism presses the protective film attached to the product, and the protective film is partially covered on the product.

In the method of using the coating device and the coating device of the present invention, the product is positioned and housed in the supporting mechanism by the positioning groove. By positioning the third positioning pin and the first positioning hole, the suction film supporting plate is positioned and placed on the supporting mechanism. At this time, the protective film is accurately positioned and attached to the surface of the product. After the coating mechanism is turned over, the suction pressure plate can be placed on the bearing mechanism by the first positioning pin and the first positioning hole, and the protective film is tightly pressed against the product. The above operation can effectively improve the quality of the envelope; in addition, the coating operation is automated, so that the efficiency of the envelope can be effectively improved.

100‧‧‧film coating device

10‧‧‧Loading mechanism

20‧‧‧filming mechanism

21‧‧‧Sucker support plate

22‧‧‧ pneumatic connecting plate

23‧‧‧ suction pressure plate

231‧‧‧Pressing Department

232‧‧‧ slot

233‧‧‧First locating pin

234‧‧‧First mounting hole

235‧‧‧ aspirating parts

11‧‧‧ Groove

12‧‧‧ positioning slot

200‧‧‧ products

13‧‧‧First positioning hole

301‧‧‧ release paper

302‧‧‧Protective film

3021‧‧‧Lar

303‧‧‧Second positioning hole

211‧‧‧Boss

212‧‧‧ inhalation window

213‧‧‧Second locating pin

214‧‧‧third positioning pin

215‧‧‧Depression

216‧‧‧Second mounting hole

221‧‧‧ trench

222‧‧‧ venting holes

223‧‧‧ third mounting hole

236‧‧‧ suction holes

1 is a perspective view of a coating device according to a preferred embodiment of the present invention.

Figure 2 is an exploded perspective view of the coating device shown in Figure 1.

Fig. 3 is an exploded perspective view showing another angle of the coating device shown in Fig. 1.

Fig. 4 is a perspective view showing the suction film supporting plate of the coating device shown in Fig. 1.

Fig. 5 is a perspective view showing the pneumatic connecting plate of the coating device shown in Fig. 1.

Fig. 6 is a perspective view showing the suction pressure plate of the coating device shown in Fig. 1.

Figure 7 is a flow diagram of a method of use of the coating apparatus of the present invention.

Embodiments in accordance with the present invention will be described with reference to the drawings. The drawings are simplified schematic diagrams, and only the basic structure of the present invention is illustrated in a schematic manner, and thus only the configurations related to the present invention are shown.

Referring to FIG. 1, a preferred embodiment of the present invention provides a coating device 100. Envelope The device 100 includes a carrier mechanism 10 and a coating mechanism 20 that can be positioned and pressed with the carrier mechanism 10. The carrier mechanism 10 is used to carry the product to be coated. The side of the coating mechanism 20 is for sucking up the protective film and attaching the protective film to the product. The coating mechanism 20 is then flipped 180 degrees, and the other side is capable of pressing the protective film against the product to complete a partial coating of the product.

The envelope mechanism 20 includes a suction film support plate 21, a gas passage connecting plate 22, and a suction pressure plate 23 which are sequentially and airtightly connected. The suction film supporting plate 21 is for sucking a protective film. The gas path connecting plate 22 is for connecting the suction film supporting plate 21 and the suction pressure plate 23 so that the gas forms a passage in the coating mechanism 20.

The suction pressure plate 23 extends outwardly at an intermediate position to form a nip portion 231, and the nip portion 231 is provided with an elongated slit 232. The shape of the slot 232 is the same as the shape of the product to be coated, so that when the slot 232 is pressed into the product, the protective film can be closely attached to the product. The edge of one side of the suction pressure plate 23 is provided with two first positioning pins 233. It can be understood that the number of the first positioning pins 233 may be two or more. The first locating pin 233 is used to accurately position the suction pressure plate 23 on the carrier mechanism 10 to allow the slot 232 to accurately press the product. The edge of the suction pressure plate 23 is further provided with a plurality of first mounting holes 234 for mounting the suction pressure plate 23. A suction member 235 is attached to the side wall of the suction pressure plate 23. The air suction member 235 is for sucking the gas inside the coating mechanism 20 to generate a negative pressure inside the coating mechanism 20 to suck the protective film.

Referring to FIG. 2 , the bearing mechanism 10 is provided with a recess 11 , and a plurality of positioning slots 12 are defined in the recess 11 . The shape of the locating slot 12 is the same as the shape of the product 200 for placing and positioning the product 200. A first positioning hole 13 corresponding to the first positioning pin 233 is defined in the sidewall of the groove 11. The first positioning pin 233 cooperates with the first positioning hole 13 to accurately position the coating mechanism 20 on the bearing mechanism 10.

A plurality of protective films 302 are attached to the elongated release paper 301 at intervals, so that the coating mechanism 20 can suck a plurality of protective films 302 at a time. The protective film 302 is provided with a tab 3021. The protective film 302 can be easily removed by pulling the tab 3021. plural A second positioning hole 303 is defined in the release paper 301 on both sides of the protective film 302, and a plurality of second positioning holes 303 are used to match the position of the release paper 301.

Referring to FIG. 3, a projection 211 is formed outwardly at an intermediate position of the suction support plate 21 facing the outer surface of the support mechanism 10. The plurality of suction windows 212 are defined in the projection 211. Each of the suction windows 212 is composed of a plurality of gas permeable pores having a shape substantially the same as that of the protective film 302 for sucking the protective film 302. A plurality of second positioning pins 213 are disposed at positions corresponding to the plurality of second positioning holes 303 on both sides of the plurality of suction windows 212. A plurality of second positioning holes 303 are correspondingly disposed on the second positioning pin 213, and the plurality of protective films 302 can be accurately positioned and adsorbed on the suction window 212. The edge of the suction film supporting plate 21 is provided with a third positioning pin 214 at a position corresponding to the first positioning hole 13. When the third positioning pin 214 is positioned and mounted in the first positioning hole 13 (as shown in FIG. 2 ), the suction film supporting plate 21 is accurately positioned on the bearing mechanism 10 , so that the protective film 302 is accurately attached to the supporting mechanism. The surface of the product 200 within 10.

Referring to FIG. 4, a plurality of recessed portions 215 are recessed inwardly on the surface of the suction film supporting plate 21 facing the gas path connecting plate 22 (shown in FIG. 1), and a plurality of suction windows 212 are respectively located in the plurality of depressed portions. Within 215. The second positioning pins 213 are respectively located on two sides of the plurality of recessed portions 215. A second mounting hole 216 is defined in a position corresponding to the first mounting hole 234 at both side edges of the suction film supporting plate 21 for positioning and mounting the suction film supporting plate 21.

Referring to FIG. 5, the pneumatic connecting plate 22 is a flat plate structure, and a groove 221 is defined in a middle portion thereof. The bottom of the groove 221 is respectively ventilated at a position corresponding to the plurality of recessed portions 215 (shown in FIG. 4). Hole 222. A third mounting hole 223 is defined in each of the two sides of the air connecting plate 22 at a position corresponding to the plurality of second mounting holes 216 (shown in FIG. 4) for positioning and installing the air connecting plate 22. When the air passage connecting plate 22 and the suction film supporting plate 21 are hermetically connected, the groove 221 communicates with the plurality of recessed portions 215 by a plurality of vent holes 222, respectively.

Referring to FIG. 6, the suction pressure plate 23 is provided with an air suction hole 236 at an intermediate position facing one side of the air passage connecting plate 22 (shown in FIG. 5). The air suction hole 236 is connected by an internal pipe (not shown). The suction member 235 is in communication. When the suction pressure plate 23 is airtightly connected to the air passage connecting plate 22, the air suction hole 236 communicates with the groove 221 (shown in FIG. 5), and the air suction member 235 can absorb the groove by the air suction hole 236. 221 internal gas.

It can be understood that a plurality of recessed portions 215 can be omitted. The plurality of suction windows 212 are disposed through the suction film supporting plate 21, and the plurality of ventilation holes 222 are directly connected to the plurality of suction windows 212.

It can be understood that the air passage connecting plate 22 can be omitted, the air suction hole 236 is directly connected to the plurality of suction windows 212, the air suction member 235 is inhaled, and the suction window 212 generates a negative pressure.

The above-mentioned coating device 100 is positioned and engaged with the second positioning hole 303 by the second positioning pin 213, and the release paper 301 with the protective film 302 is positioned and adsorbed on the suction window 212. The product 200 is positioned and received in the positioning slot 12 of the carrying mechanism 10. The suction film supporting plate 21 is positioned and placed on the carrying mechanism 10 by the positioning of the third positioning pin 214 and the first positioning hole 13 . At this time, the protective film 302 is accurately positioned and attached to the surface of the product 200. In addition, by positioning the first positioning pin 233 and the first positioning hole 13 , the suction pressure plate 23 is positioned and placed on the bearing mechanism 10 , and the pressing portion 231 can tightly press the protective film 302 on the product 200 . The above operation can effectively improve the quality of the envelope; at the same time, the coating operation is automated, so that the efficiency of the envelope can be effectively improved.

The method of using the coating device 100 of the present invention will be described below with reference to FIG. 7, which mainly includes the following steps:

S101: Positioning and attaching the release paper with the protective film to the coating mechanism.

A plurality of protective films 302 are adhered to the release paper 301 by self-adhesiveness. It can be understood that the number of the protective film 302 that the release paper 301 is attached at one time can be set according to specific production requirements. Mounting a plurality of second positioning holes 303 to the second positioning pin 213 The one side of the release paper 301 to which the protective film 302 is attached is disposed toward the suction film support plate 21, whereby the release paper 301 is accurately positioned on the suction film support plate 21. A plurality of protective films 302 are accurately positioned on the respective suction windows 212, respectively. After that, the air suction member 235 is inhaled. Since the air suction member 235 is in communication with the air suction hole 236, the air suction hole 236 communicates with the groove 221 on the air path connecting plate 22, and the groove 221 is respectively separated by a plurality of vent holes 222. A plurality of suction windows 212 are connected to the suction support plate 21, so that when the suction member 235 inhales, a negative pressure is generated at the suction window 212 to firmly adhere the protective film 302 to the suction film support plate 21. .

S102: Place the product in a positioning slot of the carrying mechanism.

The product 200 is placed in the positioning groove 12 of the carrying mechanism 10. Since the shape of the positioning groove 12 is the same as the shape of the product 200, the product 200 can be stably received in the positioning groove 12.

S103: The release paper is removed, and only the protective film is retained on the coating mechanism.

The release paper 301 is removed, and only the protective film 302 is retained on the coating mechanism 20. Since the protective film 302 is firmly adhered to the suction film supporting plate 21, and the protective film 302 is adhered to the release paper 301 by self-adhesiveness, and the release paper 301 is gently pulled, the protective film 302 can be removed from the release paper. The 301 is separated, and the viscous side of the protective film 302 is exposed.

S104: The coating mechanism is positioned and attached to the bearing mechanism, and then the coating mechanism is closed, and the protective film is attached to the corresponding product.

The suction film supporting plate 21 is placed on the supporting mechanism 10, and the third positioning pin 214 is engaged with the first positioning hole 13 to position and attach the suction film supporting plate 21 to the supporting mechanism 10. The boss 211 is received in the groove 11 Inside, and the boss 211 can slightly contact the surface of the product 200. Since the protective film 302 is accurately positioned on the suction window 212, the product 200 is positioned and received in the positioning groove 12 of the carrying mechanism 10, so when the suction film supporting plate 21 is positioned and attached to the supporting mechanism 10, the suction member 235 When the inhalation is stopped, the protective film 302 can be accurately attached to the product 200.

S105: After the coating mechanism is turned 180 degrees, the coating mechanism is positioned and attached to the supporting mechanism, and the coating mechanism presses the protective film attached to the product, and the protective film is partially covered on the product.

The coating mechanism 20 is turned 180 degrees, and the suction pressure plate 23 is placed toward the bearing mechanism 10. The first positioning pin 233 is engaged with the first positioning hole 13 to position and attach the suction pressure plate 23 to the bearing mechanism 10, and press-fit The portion 231 is received in the recess 11 and is pressed against the product 200. Since the shape of the slit 232 is the same as the shape of the product 200, the nip portion 231 can press the at least one third of the entire film body of the protective film 302 tightly against the product 200.

S106: taking out the semi-coated product in the bearing mechanism, attaching the remaining protective film to the product, and completing the coating of the entire product.

The semi-coated product 200 in the carrier mechanism 10 is taken out, and the remaining protective film 302 is attached to the product 200 to complete the coating of the entire product 200.

In summary, the present invention has indeed met the requirements of the invention patent, and has filed a patent application according to law. However, the above description is only a preferred embodiment of the present invention, and those skilled in the art of the present invention should be included in the following equivalent modifications or changes in the spirit of the invention. Within the scope of the patent application.

Claims (10)

A coating device for attaching a protective film to a product, comprising a bearing mechanism and a coating mechanism, wherein the loading mechanism is provided with a plurality of positioning grooves and a plurality of first positioning holes, and the plurality of positioning positions are The groove is used for placing and positioning the product, and the coating mechanism comprises a gas-tightly connected suction pressure plate and a suction film support plate, and the suction pressure plate is connected with a suction member, and one side surface of the suction pressure plate is opened. The slot is provided with a plurality of first positioning pins corresponding to the positions of the first positioning holes, the slots are used for pressing the product, and the other side of the suction pressure plate is provided with an air suction hole. The air suction hole is connected to the air suction member, and the suction film support plate is provided with a plurality of suction windows, wherein the plurality of suction windows are connected to the air suction hole and a plurality of the plurality of suction windows are disposed a second positioning pin, the plurality of second positioning pins are used for accurately positioning the protective film on the suction window, and the plurality of third positioning holes are disposed at a position corresponding to the plurality of first positioning holes Locating pin. The coating device of claim 1, wherein the coating mechanism further comprises a gas path connecting plate that is hermetically connected between the suction pressure plate and the suction film supporting plate, the gas path connecting plate There is a groove in the upper opening. The coating device of claim 2, wherein the bottom of the groove is provided with a plurality of venting holes, the groove is in communication with the suction hole, and the plurality of venting holes respectively are combined with the plurality of suction holes The windows are connected. The coating device of claim 1, wherein the bearing mechanism is provided with a groove, and the plurality of positioning grooves are opened in the groove. The coating device of claim 1, wherein the suction film supporting plate portion protrudes outward to form a boss, and the plurality of suction windows are opened on the boss. The coating device of claim 5, wherein the suction film supporting plate is provided with a plurality of concave portions, and the plurality of suction windows are respectively located at the bottom of the plurality of concave portions. The coating device of claim 1, wherein the suction pressure plate portion extends outward to form a nip portion, and the nip portion is provided with the slit. The coating device of claim 2, wherein a plurality of mounting holes are respectively opened at corresponding positions of the suction film supporting plate, the gas path connecting plate and the suction pressure plate, and the plurality of mounting holes are respectively installed. The holes are used to position and assemble the suction film support plate, the gas path connecting plate and the suction pressure plate. The coating device of claim 1, wherein the coating mechanism further comprises a release paper, the plurality of protective films are attached to the release paper, and the release paper corresponds to a plurality of second positioning pins. A plurality of second positioning holes are opened in the position. A method for using a coating device, comprising the steps of: positioning and adsorbing a release paper with a protective film on a coating mechanism; placing the product in a positioning groove of the bearing mechanism; removing the release paper, leaving only the protective film adsorbed On the coating mechanism; the coating mechanism is positioned and attached to the supporting mechanism, and then the coating mechanism is closed, and the protective film is attached to the corresponding product; after the coating mechanism is turned over, the coating mechanism is positioned and attached to the supporting mechanism. The coating mechanism presses the protective film attached to the product, and the protective film is partially covered on the product.