Full-automatic UV machine drying assembly

Abstract

The utility model discloses a full-automatic UV machine drying assembly, and particularly relates to the technical field of UV machines, the full-automatic UV machine drying assembly comprises a curing box, a preheating box is arranged on one side of the curing box, the preheating box comprises a shell, an auxiliary conveyor is arranged in the shell, a heat supply device is arranged below the auxiliary conveyor, the heat supply device comprises an air heater, and the air heater is connected with the auxiliary conveyor. A hot air blower is arranged in the preheating box, a supporting plate is arranged above the hot air blower, a pore plate is arranged above the supporting plate, and an exhaust pipe is arranged at the top of the supporting plate in a downward penetrating mode. The coating on the surface of the product does not flow and does not generate flow marks or ripples in the moving process of the product, so that the liquid thick coating on the surface of the product can be cured more quickly in the later UV irradiation curing process, and a better curing effect can be obtained.

Description

TECHNICAL FIELD

[0001] The utility model relates to UV machine technical field, concretely relates to a full -automatic UV machine drying assembly. BACKGROUND

[0002] UV machine is for the equipment general term that can emit UV light, UV machine utilizes ultraviolet (UV) light source to cure coating, ink, adhesive and so on material quickly, is widely used in printing, electronic industry, in printing industry, based on the quick drying of ink and paint, improves printing quality and speed, in electronic industry, in circuit board manufacturing, is used for quick curing resist layer and character layer.

[0003] The main structure of the existing UV machine for drying target objects is to adopt ultraviolet light source, which is composed of ultraviolet lamp, support structure of lamp and light source controller, the ultraviolet lamp emits ultraviolet light directly to the target object, the ultraviolet light is UV light, when UV light irradiates the surface of the material containing photoinitiator, the photoinitiator absorbs light energy and generates free radicals or ions, these active acids initiate polymerization reaction in turn, so that liquid material rapidly changes into solid state, but with the diversification of modern product processing requirements, the liquid material coating on the surface of the product is also different, when dealing with products with thicker coating, the existing UV machine drying structure cannot meet the use requirement, resulting in poor drying effect of the product. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a full -automatic UV machine drying assembly to solve the above -mentioned insufficient place in the technology.

[0005] In order to realize the above -mentioned purpose, the utility model provides the following technical scheme:

[0006] A full -automatic UV machine drying assembly, including curing box, the one side of curing box is provided with preheating box, the preheating box includes the shell, the inside of shell is provided with auxiliary conveyer, the below of auxiliary conveyer is provided with heating device, the heating device includes the air heater, the upper of air heater is provided with support plate, the upper of support plate is provided with hole plate, the top of support plate is provided with the exhaust pipe that goes down and is provided with the exhaust pipe, the end of exhaust pipe is connected with the air outlet of air heater, the air inlet of air heater is connected with the air inlet pipe, the end of air inlet pipe extends to the outside of shell.

[0007] Preferably, the inside of preheating box is provided with two ultraviolet lamp assemblies above auxiliary conveyer, each ultraviolet lamp assembly includes lamp holder fixed in the inner wall of shell, a plurality of holes are formed in the surface of lamp holder, a plurality of lamp tubes are further arranged on the side wall of lamp holder.

[0008] Preferably, the inner wall of the shell is symmetrically provided with two positioning plates, the two ends of the aperture plate are placed above the positioning plates, and the bottom of the shell is further provided with a base.

[0009] Preferably, the front surface and the rear surface of the shell are both provided with openings, the two ends of the auxiliary conveyor extend to the front and rear openings of the shell respectively, the side of the opening is provided with a baffle, the inside of the shell is provided with a support table, the two ends of the support table penetrate through the shell and extend to the outside of the opening, and the top of the support table is provided with a plurality of air holes.

[0010] Preferably, the inside of the curing box is provided with an inner frame, the two ends of the inner frame are both provided with openings, the inside of the inner frame is provided with a main conveyor, the main conveyor is the same in structure as the auxiliary conveyor, the two ends of the main conveyor extend to the outside of the two openings of the inner frame respectively, the inside of the inner frame is provided with a UV light source device at a position above the main conveyor, and the bottom of the inner frame is provided with a controller.

[0011] Preferably, the auxiliary conveyor comprises two shaft seats, a plurality of rollers are arranged between the two shaft seats, the end of one of the rollers is provided with a servo motor, the two ends of each of the rollers are provided with a chain wheel, the outside of the chain wheel is provided with a chain, the outside of the roller is provided with a conveying belt, and the outside of the shaft seat is provided with a protective cover.

[0012] Preferably, a transition table is arranged between the main conveyor and the auxiliary conveyor, and the top of the conveying belt of the main conveyor and the auxiliary conveyor is flush with the top of the two ends of the transition table.

[0013] In the above technical solution, the technical effects and advantages of the utility model are provided:

[0014] By arranging the preheating box, the preheating box is provided with a heating device inside, the hot air provided by the heating device cannot directly blow to the surface of the auxiliary conveyor in the preheating box, and the heating device can continuously provide heat to the external environment of the auxiliary conveyor, so that the temperature in the preheating box is maintained, and the product with a liquid thick coating is placed in the preheating box, the heat in the preheating box preheats the surface of the product, so that the coating on the surface of the product does not flow during movement, and no flow marks or corrugations are generated, so that the liquid thick coating on the surface of the product can be solidified faster during the later UV irradiation solidification process, and better solidification effect can be obtained. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments. Obviously, the drawings described in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art based on these drawings.

[0016] Figure 1 It is a schematic diagram of the overall structure of the present application.

[0017] Figure 2 It is a schematic diagram of the internal structure of the curing box of the present application.

[0018] Figure 3 It is a sectional view of the preheating box of the present application.

[0019] Figure 4 It is an exploded view of the preheating box of the present application.

[0020] Figure 5 It is a schematic diagram of the structure of the ultraviolet lamp assembly of the present application.

[0021] Figure 6 It is a schematic diagram of the structure of the shell of the present application.

[0022] Figure 7 It is a schematic diagram of the structure of the heat supply device of the present application.

[0023] Figure 8 It is a schematic diagram of the structure of the auxiliary conveyor of the present application.

[0024] Explanation of reference signs:

[0025] 1, preheating box; 2, curing box; 3, inner frame; 4, main conveyor; 5, UV light source device; 6, controller;

[0026] 7, shell; 71, support table; 72, air hole;

[0027] 8, ultraviolet lamp assembly; 81, lamp holder; 82, lamp tube;

[0028] 9, auxiliary conveyor; 91, protective cover; 92, shaft seat; 93, servo motor; 94, conveying belt; 95, chain wheel; 96, chain; 97, roller;

[0029] 10, base; 11, hot air blower; 12, support plate; 13, transition table; 14, baffle; 15, positioning plate; 16, hole plate; 17, air inlet pipe; 18, air outlet pipe. DETAILED DESCRIPTION

[0030] In order to make those skilled in the art better understand the technical solutions of the present application, the present application will be further described in detail in conjunction with the drawings.

[0031] The utility model provides a kind of full-automatic UV machine drying assembly as Figure 1 - Figure 8 As shown in one kind of full-automatic UV machine drying assembly, including curing box 2, curing box 2 one side is provided with preheating box 1, preheating box 1 includes shell 7, the inside of shell 7 is provided with auxiliary conveyor 9, the below of auxiliary conveyor 9 is provided with heating device, and heating device includes hot air blower 11, the above of hot air blower 11 is provided with support plate 12, the above of support plate 12 is provided with orifice plate 16, and the top of support plate 12 is provided with exhaust pipe 18, and the end of exhaust pipe 18 is communicated with the air outlet of hot air blower 11, and the air inlet of hot air blower 11 is connected with air inlet pipe 17, and the end of air inlet pipe 17 extends to the outside of shell 7;

[0032] In the embodiment, the specific drying process is as follows: first, start the hot air blower 11, heat the air, and extract the air outside the shell 7. After the air flows through the exhaust pipe 18, it flows to the top of the support plate 12, and then passes through the orifice plate 16. Since the orifice plate 16 has holes on its surface, the air flow rate can be slowed down to prevent the air from blowing rapidly to the upper area of the auxiliary conveyor 9. After the hot air passes through the orifice plate 16, it flows upward, passes through the air holes 72 of the support table 71, and then flows to the upper area of the auxiliary conveyor 9. The area is preheated, and hot air is continuously supplied to the area to keep the air in the area in a heated state. The hot air blower 11 of the present application has a temperature control device that can control the temperature to 40 degrees Celsius to prevent the temperature from being too high, which can affect the drying of the liquid coating on the auxiliary conveyor 9. It should be noted that the drying temperature of the liquid coating is generally 40 degrees Celsius.

[0033] As shown in Figure 3 - Figure 5 As shown in the inside of preheating box 1 is provided with two ultraviolet lamp assemblies 8 above auxiliary conveyor 9, each ultraviolet lamp assembly 8 includes lamp holder 81 fixed in the inner wall of shell 7, a plurality of holes are formed on the surface of lamp holder 81, and a plurality of lamp tubes 82 are arranged on one side wall of lamp holder 81. After the ultraviolet lamp assembly 8 is powered on, it emits ultraviolet light, which irradiates the upper area of the auxiliary conveyor 9. During the conveying process of the product on the auxiliary conveyor 9, the ultraviolet light can irradiate the product, thereby pre-curing the liquid coating on the surface of the product and further accelerating the curing of the liquid coating to improve the curing effect.

[0034] As shown in Figure 7As shown, the inner wall of the shell 7 is symmetrically provided with two positioning plates 15, the two ends of the hole plate 16 are placed above the positioning plate 15, and the bottom of the shell 7 is also provided with a base 10; the base 10 is used to support the shell 7, keep the shell 7 in a horizontal state, the end of the positioning plate 15 is fixed with the inner wall of the shell 7, and the hole plate 16 can be supported by the positioning plate 15, keep the hole plate 16 in a horizontal state, which is conducive to the stability of the hole plate 16.

[0035] As shown in the figure, Figure 4 The front surface and the rear surface of the shell 7 are both provided with openings, and the two ends of the auxiliary conveyor 9 extend to the front and rear openings of the shell 7 respectively, one side of the opening is provided with a baffle 14, the inside of the shell 7 is provided with a support table 71, the two ends of the support table 71 penetrate through the shell 7 and extend to the outside of the opening, and a plurality of air holes 72 are formed in the top of the support table 71;

[0036] The product is placed above the conveying belt 94 at one end of the auxiliary conveyor 9, the product moves with the conveying belt 94, passes below the baffle 14 and the opening of the front surface of the shell 7, and then enters the inside of the shell 7, until it moves to the other end of the auxiliary conveyor 9, and then moves to the rear surface of the shell 7, thereby completing the path of preheating treatment.

[0037] As shown in the figure, Figure 1 - Figure 5 The inside of the curing box 2 is provided with an inner frame 3, the two ends of the inner frame 3 are both provided with an opening, the inside of the inner frame 3 is provided with a main conveyor 4, the structure of the main conveyor 4 is the same as that of the auxiliary conveyor 9, the two ends of the main conveyor 4 extend to the outside of the two openings of the inner frame 3 respectively, the inside of the inner frame 3 is provided with a UV light source device 5 above the main conveyor 4, and the bottom of the inner frame 3 is provided with a controller 6;

[0038] The structure of the UV light source device 5 has been the prior art, which will not be described here, and its working principle mainly uses mercury lamp or LED lamp as light source to produce ultraviolet radiation, the ultraviolet light irradiates the liquid coating on the surface of the product, the liquid coating usually has a photoinitiator, when the UV light source irradiates the surface of the material with the photoinitiator, the photoinitiator absorbs light energy and generates free radicals or ions, and these active species further induce polymerization reaction, so that the liquid material rapidly changes into solid state;

[0039] When the product reaches the top of the main conveyor 4, the main conveyor 4 moves horizontally and passes below the UV light source device 5, and the UV light source device 5 irradiates the product, thereby achieving the purpose of curing.

[0040] As shown in the figure, Figure 8As shown in the drawings, the auxiliary conveyor 9 comprises two shaft supports 92, a plurality of rollers 97 are arranged between the two shaft supports 92, the end of one of the rollers 97 is provided with a servo motor 93, the two ends of each roller 97 are provided with a chain wheel 95, the outer part of the chain wheel 95 is provided with a chain 96, the outer part of the roller 97 is provided with a conveying belt 94, and the outer part of the shaft support 92 is provided with a protective cover 91; the servo motor 93 is started, the output shaft of the servo motor 93 drives the roller 97 to rotate, the roller 97 drives the chain wheels 95 at the two ends to rotate, the chain wheels 95 drive the chain 96 to act, the chain 96 drives the chain wheels 95 at the two ends of the other roller 97 to rotate, so as to realize the driving purpose of the whole conveyor, and in the process of rotation of the roller 97, the conveying belt 94 acts outside the roller 97, and in the use process, the product is placed on the top of the conveying belt 94, and then the product can be automatically conveyed.

[0041] As shown in the drawings, Figure 3 The transition table 13 is arranged between the main conveyor 4 and the auxiliary conveyor 9, and the top of the conveying belt 94 of the main conveyor 4 and the auxiliary conveyor 9 is flush with the top of the transition table 13; the product is first conveyed by the auxiliary conveyor 9, and in the process of conveying the product by the auxiliary conveyor 9, the product is subjected to preheating treatment, after the preheating treatment, the product passes through the transition table 13 and then reaches the main conveyor 4, and then the product is conveyed by the main conveyor 4 to pass through the UV light source device 5, so as to realize the automatic conveying and drying of the product.

[0042] The above only describes some exemplary embodiments of the present application by way of illustration, and it is needless to say that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present application. Therefore, the above drawings and description are illustrative in nature and should not be understood as limiting the scope of protection of the claims of the present application.

Claims

1. A fully automatic UV drying assembly, characterized in that: The device includes a curing chamber (2), a preheating chamber (1) is provided on one side of the curing chamber (2), the preheating chamber (1) includes a shell (7), a secondary conveyor (9) is provided inside the shell (7), a heating device is provided below the secondary conveyor (9), the heating device includes a hot air blower (11), a support plate (12) is provided above the hot air blower (11), a perforated plate (16) is provided above the support plate (12), an exhaust pipe (18) is provided through the top of the support plate (12) downwards, the end of the exhaust pipe (18) is connected to the air outlet of the hot air blower (11), the air inlet of the hot air blower (11) is connected to an air inlet pipe (17), and the end of the air inlet pipe (17) extends to the outside of the shell (7).

2. The fully automatic UV drying assembly according to claim 1, characterized in that: The preheating box (1) is symmetrically equipped with two ultraviolet lamp assemblies (8) above the auxiliary conveyor (9). Each ultraviolet lamp assembly (8) includes a lamp holder (81) fixed to the inner wall of the outer shell (7). The surface of the lamp holder (81) is provided with multiple holes, and a number of lamp tubes (82) are also provided on one side wall of the lamp holder (81).

3. The fully automatic UV drying assembly according to claim 1, characterized in that: The inner wall of the outer shell (7) is symmetrically provided with two positioning plates (15), and both ends of the perforated plate (16) are placed above the positioning plates (15). The bottom of the outer shell (7) is also provided with a base (10).

4. The fully automatic UV drying assembly according to claim 1, characterized in that: The front and rear surfaces of the outer shell (7) are provided with openings. The two ends of the auxiliary conveyor (9) extend to the front and rear openings of the outer shell (7) respectively. A baffle (14) is provided on one side of the opening. A support platform (71) is provided inside the outer shell (7). The two ends of the support platform (71) penetrate the outer shell (7) and extend to the outside of the opening. Several air holes (72) are provided on the top of the support platform (71).

5. The fully automatic UV drying assembly according to claim 1, characterized in that: The curing box (2) is provided with an inner frame (3) inside. Both ends of the inner frame (3) are open. The main conveyor (4) is provided inside the inner frame (3). The main conveyor (4) has the same structure as the auxiliary conveyor (9). Both ends of the main conveyor (4) extend to the outside of the two openings of the inner frame (3). A UV light source device (5) is provided inside the inner frame (3) above the main conveyor (4). A controller (6) is provided at the bottom of the inner frame (3).

6. The fully automatic UV drying assembly according to claim 5, characterized in that: The auxiliary conveyor (9) includes two bearing seats (92), and multiple rollers (97) are arranged between the two bearing seats (92). A servo motor (93) is provided at the end of one of the rollers (97), and a sprocket (95) is provided at both ends of each roller (97). A chain (96) is provided on the outside of the sprocket (95), and a conveyor belt (94) is provided on the outside of the roller (97). A protective cover (91) is provided on the outside of the bearing seat (92).

7. The fully automatic UV drying assembly according to claim 6, characterized in that: A transition platform (13) is provided between the main conveyor (4) and the auxiliary conveyor (9), and the top of the conveyor belt (94) of the main conveyor (4) and the auxiliary conveyor (9) is flush with the top ends of the transition platform (13).

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