Double-sided corona equipment for pre-coating film

Abstract

The utility model relates to the technical field of precoating, and provides precoating double-sided corona equipment, which comprises a bottom plate, a corona heat dissipation mechanism is arranged on the upper surface of the bottom plate, the corona heat dissipation mechanism comprises two supporting plates fixed on the upper surface of the bottom plate, and two corona rollers are rotatably connected to one side surfaces, close to each other, of the two supporting plates. The water temperature in the cooling bin is reduced through the cooling pipe, the temperature of the pipe wall of the threaded pipe is reduced through cold water in the cooling bin, then the fan injects air into the threaded pipe through the connecting pipe, the air absorbs the temperature of the pipe wall of the threaded pipe, and the air temperature is reduced; low-temperature air is injected into the two corona generators through the bent pipe and the through pipe, heat dissipation operation is conducted on the corona generators, and then the air is exhausted from the exhaust holes. By means of the technical scheme, the problems that in the prior art, a device lacks an effective heat dissipation structure, heat in a corona device is difficult to dissipate, and parts in a power supply device can be damaged in a high-temperature state are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of pre-coating films, and in particular to a double-sided corona device for pre-coating films. Background Art

[0002] Pre-coating refers to the process of gluing and rewinding plastic film in advance and then compounding it with paper printed products. The pre-coating film processing factory first applies glue on the film according to the specifications and format of use, rewinds it for the user to choose, and then compounds it with the printed product. Lamination, that is, film pasting, is the processing technology of coating plastic film with adhesive, and bonding it to paper printed products after heating and pressurizing to form a paper-plastic integrated product.

[0003] In the prior art, there is a utility model with authorization announcement number CN218477117U, named: A corona device for film. The clamping mechanism provided in the patent can reduce the amount of air entering between the corona roller and the film, thereby ensuring the corona treatment effect of the film. The adjustment mechanism provided can improve the efficiency. The lifting mechanism provided can not only improve the efficiency, but also increase the scope of application.

[0004] However, since heat will appear inside the corona equipment during operation, if it cannot be handled in time, the corona equipment will work in a high temperature state for a long time, which will cause damage to the internal components of the corona equipment.

[0005] In the prior art, there is a utility model with authorization announcement number: CN209832937U, and its name is: A corona device for a digital printing machine. The adjustment mechanism provided in the application can improve the application range of the corona device for the digital printing machine, and the light curtain provided has a protective effect on the operator.

[0006] However, the application lacks an effective heat dissipation structure, and the heat inside the corona device is difficult to dissipate, which may cause damage to the internal components of the power supply device under high temperature conditions. Utility Model Content

[0007] The utility model provides a pre-coated double-sided corona device, which solves the problem that the device in the related art lacks an effective heat dissipation structure, the heat inside the corona device is difficult to dissipate, and the internal parts of the power supply device are damaged under high temperature conditions.

[0008] The technical scheme of the utility model is as follows: a pre-coated film double-sided corona device, comprising a base plate, the upper surface of the base plate is provided with a corona heat dissipation mechanism, the corona heat dissipation mechanism comprises two support plates fixed on the upper surface of the base plate, two corona rollers are rotatably connected to one side of the two support plates close to each other, the outer surface of each corona roller is provided with a corona generator, the outer surfaces of the two corona generators are connected with two through pipes, the upper surface of the support plate is fixedly connected with a mounting plate, the upper surface of the mounting plate is fixedly connected with a cooling bin, the inner wall of the cooling bin is fixedly connected with cooling pipes arranged at equal distances, the inner wall of the cooling bin is fixedly connected with a threaded pipe, the outer surface of the threaded pipe is connected with two bent pipes, the other ends of the two bent pipes are respectively connected with the two through pipes, the upper surface of the cooling bin is fixedly connected with a fan, and the output end of the fan is connected with the threaded pipe through a connecting pipe.

[0009] Preferably, two servo motors are fixedly connected to the front side of the support plate, and the output shafts of the servo motors are fixedly connected to the two corona rollers respectively. The servo motors can drive the two corona rollers to rotate at the same time. The servo motors can control the rotation speed through their own programs, which is convenient to use.

[0010] Preferably, a stabilizing plate is fixedly connected to the outer surface of the servo motor, and the back side of the stabilizing plate is fixedly connected to the front side of the support plate. The stabilizing plate can further fix the two servo motors, thereby improving the stability of the servo motors during use and effectively preventing the servo motors from shaking during operation.

[0011] Preferably, the upper surface of the bottom plate is fixedly connected to two vertical plates, and the upper surface of the vertical plates is rotatably connected to auxiliary rollers, which can lift the pre-coated film to facilitate feeding the pre-coated film between the two corona rollers and feeding the pre-coated film.

[0012] Preferably, a fixing plate is fixedly connected to the upper surface of the bottom plate, and an arc plate is fixedly connected to the upper surface of the fixing plate. The arc plate can lift the pre-coated film after corona treatment, so as to facilitate the discharge operation of the pre-coated film.

[0013] Preferably, a filter is fixedly connected to the upper surface of the fan, and a water inlet pipe is fixedly connected to the front of the cooling bin. A valve is provided on the outer surface of the water inlet pipe. The filter can filter the air to prevent dust in the air from entering the interior of the fan. At the same time, the water inlet pipe makes it easy for the staff to fill and drain water inside the cooling bin, which is convenient to use.

[0014] Preferably, two groups of pins are fixedly connected to the upper surface of the base plate, and the top of each pin passes through the base plate and extends to the lower part of the base plate, so as to facilitate the connection between the base plate and the base, improve the stability of the corona device during use, and effectively avoid the shaking of the power supply device during use.

[0015] Preferably, the side surfaces of the two support plates that are close to each other are fixedly connected to a transverse plate, and the side surfaces of the two corona generators that are away from each other are respectively fixedly connected to the upper surface of the base plate and the bottom surface of the transverse plate. An exhaust hole is provided on the side surface of each corona generator. The transverse plate can ensure the overall stability of the corona generator, and the exhaust holes facilitate the discharge of air inside the corona generator.

[0016] The working principle and beneficial effects of the utility model are:

[0017] 1. The utility model reduces the water temperature inside the cooling bin through the cooling pipe, and the cold water inside the cooling bin reduces the tube wall temperature of the threaded tube. Then the fan injects air into the inside of the threaded tube through the connecting tube, and the air absorbs the tube wall temperature of the threaded tube to reduce the air temperature. Then the low-temperature air is injected into the inside of the two corona generators through the elbow and the through pipe to dissipate heat for the corona generator. Then the air is discharged from the exhaust hole, which can effectively discharge the heat inside the corona generator as a whole, avoid the corona generator from working in a high temperature state for a long time, and effectively avoid the damage of the electronic components inside the corona generator. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0019] Figure 1 This is a front view of the structure of the utility model;

[0020] Figure 2 It is a side view of the utility model;

[0021] Figure 3 It is a side sectional view of the utility model;

[0022] Figure 4 This is a cross-sectional view of the cooling bin of the utility model.

[0023] In the figure: 1. bottom plate; 2. corona heat dissipation mechanism; 201. support plate; 202. fixed plate; 203. fan; 204. cooling chamber; 205. elbow; 206. servo motor; 207. through pipe; 208. exhaust hole; 209. corona generator; 2010. corona roller; 2011. cooling pipe; 2012. connecting pipe; 2013. threaded pipe; 3. auxiliary roller; 4. vertical plate; 5. filter screen; 6. water inlet pipe; 7. curved plate; 8. fixed plate; 9. stabilizing plate; 10. pins; 11. horizontal plate. DETAILED DESCRIPTION

[0024] The following will be combined with the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Example 1

[0026] like Figure 1 to Figure 4 As shown, this embodiment proposes a pre-coated film double-sided corona device, including a bottom plate 1, the upper surface of the bottom plate 1 is provided with a corona heat dissipation mechanism 2, the corona heat dissipation mechanism 2 includes two support plates 201 fixed to the upper surface of the bottom plate 1, the two support plates 201 are rotatably connected to one side close to each other with two corona rollers 2010, the outer surface of each corona roller 2010 is provided with a corona generator 209, the outer surfaces of the two corona generators 209 are connected with two through pipes 207, and the upper surface of the support plate 201 is fixedly connected with a mounting plate 202, the upper surface of the mounting plate 202 is fixedly connected with a cooling bin 204, the inner wall of the cooling bin 204 is fixedly connected with cooling pipes 2011 arranged at equal distances, the inner wall of the cooling bin 204 is fixedly connected with a threaded pipe 2013, the outer surface of the threaded pipe 2013 is connected with two elbows 205, the other ends of the two elbows 205 are respectively connected with two through pipes 207, the upper surface of the cooling bin 204 is fixedly connected with a fan 203, the output end of the fan 203 is connected with the threaded pipe 2013 through a connecting pipe 2012

[0027] Two servo motors 206 are fixedly connected to the front of the support plate 201. The output shafts of the servo motors 206 are fixedly connected to the two corona rollers 2010 respectively. The servo motors 206 can simultaneously drive the two corona rollers 2010 to rotate. The servo motors 206 can control the rotation speed through their own programs, which is convenient to use.

[0028] The outer surface of the servo motor 206 is fixedly connected to a stabilizing plate 9, and the back of the stabilizing plate 9 is fixedly connected to the front of the support plate 201. The stabilizing plate 9 can further fix the two servo motors 206, thereby improving the stability of the servo motor 206 during use and effectively preventing the servo motor 206 from shaking during operation.

[0029] The upper surface of the bottom plate 1 is fixedly connected to two vertical plates 4, and the upper surface of the vertical plates 4 is rotatably connected to auxiliary rollers 3. The auxiliary rollers 3 can lift the pre-coated film to facilitate feeding the pre-coated film between the two corona rollers 2010, thereby facilitating the feeding operation of the pre-coated film.

[0030] Example 2

[0031] like Figure 3-4As shown, based on the same concept as the above-mentioned embodiment 1, this embodiment also proposes that the upper surface of the base plate 1 is fixedly connected with a fixed plate 8, and the upper surface of the fixed plate 8 is fixedly connected with an arc plate 7, and the arc plate 7 can lift the pre-coated film completed with corona to facilitate the unloading operation of the pre-coated film.

[0032] A filter screen 5 is fixedly connected to the upper surface of the fan 203, and a water inlet pipe 6 is fixedly connected to the front of the cooling bin 204. A valve is provided on the outer surface of the water inlet pipe 6. The filter screen 5 can filter the air to prevent dust in the air from entering the interior of the fan 203. At the same time, the water inlet pipe 6 makes it easy for the staff to fill and drain the interior of the cooling bin 204, which is convenient for use.

[0033] Two groups of pins 10 are fixedly connected to the upper surface of the base plate 1, and the top of each pin 10 passes through the base plate 1 and extends to the lower part of the base plate 1, which is convenient for connecting the base plate 1 with the base, improving the stability of the corona device during use, and effectively preventing the power supply device from shaking during use.

[0034] The side surfaces of the two support plates 201 that are close to each other are fixedly connected to the cross plate 11, and the side surfaces of the two corona generators 209 that are away from each other are fixedly connected to the upper surface of the base plate 1 and the bottom surface of the cross plate 11 respectively. An exhaust hole 208 is provided on the side surface of each corona generator 209. The cross plate 11 can ensure the overall stability of the corona generator 209, and the exhaust hole 208 facilitates the discharge of air inside the corona generator 209.

[0035] When in use, the staff passes the pre-coated film through two corona rollers 2010, and the servo motor 206 drives the corona rollers 2010 to rotate and transport the pre-coated film. At the same time, the corona generator 209 cooperates with the corona rollers 2010 to perform corona operation on the pre-coated film. Then the cooling pipe 2011 reduces the water temperature inside the cooling bin 204, and the cold water inside the cooling bin 204 reduces the tube wall temperature of the threaded tube 2013. Then the fan 203 injects air into the interior of the threaded tube 2013 through the connecting pipe 2012. The air absorbs the tube wall temperature of the threaded tube 2013 to reduce the air temperature. Then the low-temperature air is injected into the interior of the two corona generators 209 through the bend pipe 205 and the through pipe 207 to dissipate heat for the corona generator 209. Then the air is discharged from the exhaust hole 208.

[0036] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A pre-coated film double-sided corona device, characterized in that: The invention comprises a bottom plate (1), wherein the upper surface of the bottom plate (1) is provided with a corona heat dissipation mechanism (2), wherein the corona heat dissipation mechanism (2) comprises two support plates (201) fixed to the upper surface of the bottom plate (1), wherein two corona rollers (210) are rotatably connected to the side surfaces of the two support plates (201) close to each other, wherein the outer surface of each corona roller (210) is provided with a corona generator (209), wherein the outer surfaces of the two corona generators (209) are connected to two through pipes (207), and the upper surface of the support plate (201) is fixedly connected to a mounting plate (202), wherein the mounting plate (202) is provided with a plurality of through pipes (207). The upper surface is fixedly connected to a cooling bin (204), the inner wall of the cooling bin (204) is fixedly connected to cooling pipes (2011) arranged at equal distances, the inner wall of the cooling bin (204) is fixedly connected to a threaded pipe (2013), the outer surface of the threaded pipe (2013) is connected to two bent pipes (205), the other ends of the two bent pipes (205) are respectively connected to two through pipes (207), the upper surface of the cooling bin (204) is fixedly connected to a fan (203), and the output end of the fan (203) is connected to the threaded pipe (2013) via a connecting pipe (2012).

2. A pre-coating film double-sided corona device according to claim 1, characterized in that: Two servo motors (206) are fixedly connected to the front side of the support plate (201), and the output shafts of the servo motors (206) are fixedly connected to the two corona rollers (210) respectively.

3. A pre-coating film double-sided corona device according to claim 2, characterized in that: The outer surface of the servo motor (206) is fixedly connected to a stabilizing plate (9), and the back surface of the stabilizing plate (9) is fixedly connected to the front surface of the supporting plate (201).

4. A pre-coating film double-sided corona device according to claim 1, characterized in that: The upper surface of the bottom plate (1) is fixedly connected to two vertical plates (4), and the upper surface of the vertical plates (4) is rotatably connected to auxiliary rollers (3).

5. A pre-coating film double-sided corona device according to claim 1, characterized in that: A fixing plate (8) is fixedly connected to the upper surface of the bottom plate (1), and an arc-shaped plate (7) is fixedly connected to the upper surface of the fixing plate (8).

6. A pre-coating film double-sided corona device according to claim 1, characterized in that: The upper surface of the fan (203) is fixedly connected to a filter screen (5), the front surface of the cooling bin (204) is fixedly connected to a water inlet pipe (6), and the outer surface of the water inlet pipe (6) is sleeved with a valve.

7. A pre-coating film double-sided corona device according to claim 1, characterized in that: Two groups of inserting pins (10) are fixedly connected to the upper surface of the bottom plate (1), and the top end of each inserting pin (10) penetrates the bottom plate (1) and extends to the lower part of the bottom plate (1).

8. A pre-coating film double-sided corona device according to claim 1, characterized in that: The side surfaces of the two support plates (201) that are close to each other are fixedly connected to the transverse plate (11), and the side surfaces of the two corona generators (209) that are away from each other are respectively fixedly connected to the upper surface of the bottom plate (1) and the bottom surface of the transverse plate (11), and each corona generator (209) is provided with an exhaust hole (208) on its side surface.

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