WO2023241460A1

WO2023241460A1 - Cold stamping foil conveying device

Info

Publication number: WO2023241460A1
Application number: PCT/CN2023/099230
Authority: WO
Inventors: 陆赛楠; 张华�
Original assignee: 上海睿途新材料科技有限公司
Priority date: 2022-06-15
Filing date: 2023-06-08
Publication date: 2023-12-21
Also published as: CN218841178U

Abstract

A cold stamping foil conveying device, comprising: a conveying device (1), lamination compression rollers (2), a UV curing device (3), a stripping roller (4), a cold stamping foil unwinding device (5), a cold stamping foil winding device (6), a gluing device (7) and a visual inspection device (8), wherein a print substrate (21) is conveyed on the conveying device (1); the gluing device (7), the lamination compression rollers (2) and the stripping roller (4) are sequentially arranged on the conveying device (1); the cold stamping foil unwinding device (5), the UV curing device (3), the cold stamping foil winding device (6) and the visual inspection device (8) are sequentially arranged above the conveying device (1); the cold stamping foil unwinding device (5) is arranged close to the lamination pressing rollers (2); and the cold stamping foil winding device (6) is arranged close to the stripping roller (4). The cold stamping foil conveying device can timely perform visual inspection on a cold stamping pattern after cold stamping transfer printing, thus improving the inspection efficiency, and ensuring the product quality while reducing the labor cost.

Description

A kind of cold stamping film conveying device

Technical field

The utility model relates to the technical field of cold ironing, and in particular to a cold ironing film conveying device.

Background technique

In the fierce market competition, in order to more effectively prevent counterfeiting of product packaging, more and more product outer packaging adopts hot stamping technology. The more common one is the cold foil technology. Cold foil relies on the action of adhesive and pressure at room temperature to instantly attach patterns and text to the surface of the substrate, so that the surface of the substrate has multiple colors of metal at the same time. A technique for textured patterns. However, existing cold stamping equipment often cannot perform quality inspection of cold stamping patterns simultaneously during the production process, and manual sampling inspection is required after the transfer work is completed, which greatly affects work efficiency.

Utility model

In view of this, in order to solve the above problems, the purpose of this utility model is to provide a cold foil conveying device, which includes: a conveying device, a laminating pressure roller, a UV curing device, a peeling roller, a cold foil unwinding device, and a cold foil rewinding device. device, a gluing device and a visual inspection device. The printing substrate is transported on the conveying device. The gluing device, the laminating pressure roller and the peeling roller are arranged on the conveying device in sequence. The cold stamping device The film unwinding device, the UV curing device, the cold stamping film rewinding device and the visual detection device are arranged above the conveying device in sequence, and the cold stamping film unwinding device is arranged close to the laminating pressure roller , the cold stamping film winding device is arranged close to the peeling roller.

In another preferred embodiment, it also includes: a main bracket, the cold foil unwinding device, the UV curing device, the cold foil rewinding device and the visual inspection device are all installed on the main bracket .

In another preferred embodiment, the visual detection device includes: a sub-frame and a detection camera, and the detection camera is installed on the sub-frame.

In another preferred embodiment, the visual inspection device further includes: a marking spray gun, the marking spray gun is installed on the sub-frame, and the marking spray gun is disposed on a side of the detection camera away from the peeling roller. .

In another preferred embodiment, the visual inspection device further includes: an auxiliary light source, the auxiliary light source is arranged below the inspection camera, and the printing substrate is operable to pass through the inspection camera and the auxiliary light source. Set between light sources.

In another preferred embodiment, it also includes: a blocking mechanism, the blocking mechanism is operable to block both sides of the UV curing device, and the blocking mechanism is used to block ultraviolet rays.

In another preferred embodiment, the shielding mechanism includes: a lifting assembly and two shielding plates. The lifting assembly is arranged below the UV curing device. The output end of the lifting assembly is connected to the two shielding plates. , the two shielding plates are disposed on both sides of the UV curing device in a liftable manner.

In another preferred embodiment, it also includes: a lower bracket, on which the laminating pressure roller, the peeling roller and the shielding mechanism are all arranged.

In another preferred embodiment, the lower bracket includes: a first frame body, a second frame body and a third frame body, both of the first frame body and the second frame body are arranged along the vertical direction, The third frame body is arranged along the horizontal direction. Both ends of the third frame body are connected to the lower part of the first frame body and the lower part of the second frame body respectively. The laminating pressure roller is installed on the The peeling roller is installed on the upper end of the first frame body, the peeling roller is installed on the upper end of the second frame body, and the blocking mechanism is installed on the third frame body.

In another preferred embodiment, it also includes: a drying device, the drying device is arranged on the auxiliary frame, the detection camera, the marking spray gun and the drying device are arranged on the auxiliary frame in sequence. on the stand.

Due to the adoption of the above technical solution, the utility model has a positive effect compared with the prior art: through the application of the utility model, a process that can visually detect the cold stamping pattern in time after the cold stamping transfer is provided The equipment further improves the detection efficiency of cold perm products, reducing labor costs while ensuring product quality.

Description of the drawings

Figure 1 is a schematic diagram of a cold stamping film conveying device of the present invention.

Attached pictures

1. Conveying device; 2. Laminating pressure roller; 3. UV curing device; 4. Peeling roller; 5. Cold foil unwinding device; 6. Cold foil rewinding device; 7. Gluing device; 8. Visual inspection device ; 9. Main bracket; 10. Sub-bracket; 11. Detection camera; 12. Marking spray gun; 13. Auxiliary light source; 14. Blocking mechanism; 15. Lifting component; 16. Blocking plate; 17. Lower bracket; 18. First Frame body; 19. Second frame body; 20. Third frame body; 21. Printing substrate.

Implementation

The present utility model will be further described below in conjunction with the accompanying drawings and specific embodiments, but shall not be used as a limitation of the present utility model.

As shown in Figure 1 , a preferred embodiment of the cold foil conveying device is shown, including: conveying device 1, laminating pressure roller 2, UV curing device 3, peeling roller 4, cold foil unwinding device 5, cold foil The winding device 6, the gluing device 7 and the visual inspection device 8, the printing substrate 21 is transported on the conveying device 1, the gluing device 7, the laminating pressure roller 2 and the peeling roller 4 are arranged on the conveying device 1 in sequence, cold foil film The unwinding device 5, the UV curing device 3, the cold foil rewinding device 6 and the visual detection device 8 are arranged above the conveying device 1 in sequence, and the cold foil unwinding device 5 is set close to the laminating pressure roller 2, and the cold foil rewinding device 6 is set close to the peeling roller 4. Further, the conveying device 1 is used to convey the above-mentioned printing base material 21 in the horizontal direction, and make the printing base material 21 pass through the gluing operation of the gluing device 7 in sequence, and the laminating pressure roller 2 pairs the printing base material 21 with the cold stamping The cold foil film output by the film unwinding device 5 is extruded and laminated, and then undergoes curing processing by the UV curing device 3 to transfer the pattern to the printing substrate 21, and after passing through the peeling roller 4, the completed cold foil film is recycled. And the printing base material 21 upon which the pattern transfer is completed passes directly under the visual detection device 8 to detect the pattern quality.

Furthermore, as a preferred embodiment, it also includes: a main bracket 9, on which the cold foil unwinding device 5, the UV curing device 3, the cold foil rewinding device 6 and the visual inspection device 8 are all installed. Further, the cold foil unwinding device 5 , UV curing device 3 , cold foil winding device 6 and visual inspection device 8 are suspended and stably installed through the main bracket 9 .

Furthermore, as a preferred embodiment, the main bracket 9 has a zigzag structure along the conveying direction of the conveying device 1 .

Further, as a preferred embodiment, the visual inspection device 8 includes: a sub-frame 10 and a detection camera 11. The detection camera 11 is installed on the sub-frame 10. Further, the detection end of the detection camera 11 is set vertically downward.

Furthermore, as a preferred embodiment, the sub-frame 10 has at least one mounting part arranged in the horizontal direction, and the detection camera 11 is mounted on the lower surface of the mounting part.

Furthermore, as a preferred embodiment, the visual inspection device 8 also includes: a marking spray gun 12 , the marking spray gun 12 is installed on the sub-frame 10 , and the marking spray gun 12 is arranged on the side of the detection camera 11 away from the peeling roller 4 . Furthermore, when the detection camera 11 detects that there is a pattern with questionable quality on the cold foil film, the marking spray gun 12 is controlled by the system to spray the marking liquid onto the printing substrate 21 printed with the defective pattern.

Furthermore, as a preferred embodiment, the visual inspection device 8 also includes: an auxiliary light source 13. The auxiliary light source 13 is arranged below the inspection camera 11, and the printing substrate 21 can operably pass between the inspection camera 11 and the auxiliary light source 13. set up. Further, the addition of the auxiliary light source 13 makes part of the pattern clearer and more obvious under the observation of the detection camera 11, and the light-emitting end of the auxiliary light source 13 is set vertically upward.

Furthermore, as a preferred embodiment, the conveying device 1 at the position corresponding to the auxiliary light source 13 should be provided with a corresponding light-transmitting gap or the conveying device 1 at the corresponding position should be made of a material with a certain light-transmitting ability. .

Furthermore, as a preferred embodiment, it also includes: a shielding mechanism 14, which is operable to shield both sides of the UV curing device 3, and the shielding mechanism 14 is used to shield ultraviolet rays.

Further, as a preferred embodiment, the shielding mechanism 14 includes: a lifting component 15 and two shielding plates 16. The lifting component 15 is arranged below the UV curing device 3. The output end of the lifting component 15 is connected to the two shielding plates 16. Two shielding plates 16 are disposed on both sides of the UV curing device 3 in a liftable manner.

Furthermore, as a preferred embodiment, the lifting component 15 may be two electric lifting rods or two electric cylinders arranged in parallel.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the implementation and protection scope of the present invention.

On the basis of the above, the utility model also has the following implementation modes:

In a further embodiment of the present invention, it also includes: a lower bracket 17 on which the laminating pressure roller 2, the peeling roller 4 and the shielding mechanism 14 are all arranged.

In a further embodiment of the present invention, the lower bracket 17 includes: a first frame body 18, a second frame body 19 and a third frame body 20. The first frame body 18 and the second frame body 19 are both arranged in the vertical direction. The third frame body 20 is arranged along the horizontal direction. Both ends of the third frame body 20 are connected to the lower part of the first frame body 18 and the lower part of the second frame body 19 respectively. The laminating pressure roller 2 is installed on the first frame body 18 At the upper end, the peeling roller 4 is installed on the upper end of the second frame body 19 , and the shielding mechanism 14 is installed on the third frame body 20 .

In a further embodiment of the present invention, the invention also includes: a drying device. The drying device is arranged on the auxiliary bracket 10 . The detection camera 11 , the marking spray gun 12 and the drying device are arranged on the auxiliary bracket 10 in sequence. Furthermore, in order to prevent the marking liquid sprayed by the above-mentioned marking spray gun 12 from contaminating other printing substrates 21 with good pattern parts, after the marking liquid is sprayed, the system controls the drying device to quickly dry the part where the marking liquid is sprayed. deal with.

The above descriptions are only preferred embodiments of the present invention, and do not limit the implementation and protection scope of the present invention. Those skilled in the art should be able to realize that any application of the contents of the description and illustrations of the present invention Solutions resulting from equivalent substitutions and obvious changes shall be included in the protection scope of the present utility model.

Claims

A cold-foam film conveying device, which is characterized in that it includes: a conveying device, a laminating pressure roller, a UV curing device, a peeling roller, a cold-foam film unwinding device, a cold-foam film rewinding device, a gluing device and a visual inspection device, said The printing substrate is conveyed on the conveying device. The gluing device, the laminating pressure roller and the peeling roller are arranged on the conveying device in sequence. The cold foil unwinding device, the UV curing device, the The cold stamping film rewinding device and the visual detection device are arranged above the conveying device in sequence, and the cold stamping film unwinding device is arranged close to the laminating pressure roller, and the cold stamping film rewinding device is close to the peeling Roller settings.
The cold foil conveying device according to claim 1, further comprising: a main bracket, the cold foil unwinding device, the UV curing device, the cold foil rewinding device and the visual detection device. Installed on the main bracket.
The cold stamping film conveying device according to claim 1, characterized in that the visual detection device includes: a sub-frame and a detection camera, and the detection camera is installed on the sub-frame.
The cold stamping film conveying device according to claim 3, wherein the visual detection device further includes: a marking spray gun, the marking spray gun is installed on the sub-frame, and the marking spray gun is arranged far away from the detection camera. One side of the peeling roller.
The cold stamping film conveying device according to claim 3 or 4, characterized in that the visual detection device further includes: an auxiliary light source, the auxiliary light source is arranged below the detection camera, and the printing base material is operatively It is provided between the detection camera and the auxiliary light source.
The cold stamping film conveying device according to claim 1, further comprising: a blocking mechanism, the blocking mechanism is operable to block both sides of the UV curing device, and the blocking mechanism is used to block ultraviolet rays.
The cold stamping film conveying device according to claim 6, wherein the shielding mechanism includes: a lifting assembly and two shielding plates, the lifting assembly is arranged below the UV curing device, and the output end of the lifting assembly Connected to the two shielding plates, the two shielding plates can be lifted and lowered on both sides of the UV curing device.
The cold stamping film conveying device according to claim 6, further comprising: a lower bracket, the laminating pressure roller, the peeling roller and the shielding mechanism are all arranged on the lower bracket.
The cold stamping film conveying device according to claim 8, characterized in that the lower bracket includes: a first frame body, a second frame body and a third frame body, the first frame body and the second frame body Both ends are arranged along the vertical direction, and the third frame body is arranged along the horizontal direction. Both ends of the third frame body are respectively connected to the lower part of the first frame body and the lower part of the second frame body. The laminating pressure roller is installed on the upper end of the first frame body, the peeling roller is installed on the upper end of the second frame body, and the blocking mechanism is installed on the third frame body.
The cold stamping film conveying device according to claim 4, further comprising: a drying device, the drying device being arranged on the sub-frame, the detection camera, the marking spray gun and the drying device. The device is arranged on the sub-frame in turn.