Photocuring machine based on safety performance improvement design

Abstract

The utility model discloses a photocuring machine based on safety performance improvement design, which comprises an equipment rack, and the equipment rack comprises a machine body, and a first bracket and a second bracket which are positioned in the machine body and are arranged up and down; a feeding mechanism and a driving mechanism are arranged on the second support, the feeding mechanism comprises a conveying belt, and the driving mechanism is used for driving the conveying belt to move; the first support is provided with at least one UV curing lamp, and the UV curing lamps are arranged towards the conveying belt. Wherein a feeding station is formed between the first support and the conveying belt, and the feeding station is provided with at least one of a smoke detection device and a flame detection device. According to the utility model, the smoke, flame existence and smoke concentration real-time detection function of the space where the feeding station is located can be realized, and the smoke discharging device is started when the smoke exists, so that the smoke is discharged in time; and when the smoke concentration exceeds a preset value and flames or high-temperature melts are detected, alarm information is sent out in time, and the photocuring machine is turned off. By arranging the smoke detection device and / or the flame detection device, the forming quality of a plate paint film can be improved, meanwhile, the potential safety hazard of fire disasters is avoided, and the safety performance of the light curing machine in the using process is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to plate paint film curing technical field especially, relates to a light curing machine based on the design of improving safety performance. BACKGROUND

[0002] The plate paint film UV curing machine is a kind of equipment specially used for curing after UV paint is coated on the surface of plate, and it is suitable for the paint curing after UV paint is coated on the surface of decorative plate, plate furniture, cabinet plate, floor, plane door, handicraft, shutter, calcium silicate plate, glass magnesium plate and other plane special-shaped workpieces.

[0003] The existing plate paint film UV curing machine usually utilizes ultraviolet rays to irradiate the paint film on the outer surface of plate, but it does not pay enough attention to the cleaning of production environment during irradiation.For example, when the paint film on the surface of plate is irradiated by ultraviolet rays, the UV glue component can volatilize slightly, and the slight volatilized substances can deposit on the surface of plate paint film inside the curing machine in the form of smoke, so that a thin film is formed on the surface of plate in local area, and the forming quality of curing surface is affected.In addition, the volatilization of surface impurities caused by heating of paint film can also produce certain smoke, which can affect the further processing of plate, so that the surface performance of plate product fluctuates.In addition, under the condition of improper operation or parameter setting error, the paint film can be ignited by excessive or continuous heating, which can cause damage to plate workpiece or equipment, and even cause fire hazard and other safety hazards.

[0004] Therefore, it is of great significance to design a light curing machine capable of detecting smoke or flame to avoid the influence of smoke on the quality of plate paint film curing layer and improve the safety performance of equipment. CONTENT OF UTILITY MODEL

[0005] In order to overcome the technical problems of the machining process of the conventional plate paint film curing device being easily affected by smoke and the low safety performance, the utility model provides a light curing machine based on the design of improving safety performance.

[0006] The utility model discloses a technical scheme that is adopted to solve the problem is as follows:

[0007] The light curing machine based on the design of improving safety performance, it includes equipment frame, the equipment frame includes the first support and the second support that are arranged in the machine body and the machine body inside, the first support and the second support are arranged in the upper and lower direction;The second support is equipped with feeding mechanism and driving mechanism, the feeding mechanism includes conveyer belt, and the driving mechanism is used to drive the conveyer belt movement;The first support is equipped with at least one UV curing lamp, and the UV curing lamp is towards the conveyer belt arrangement;Wherein, the first support and the conveyor belt form feeding station between, and the feeding station is equipped with at least one of smoke detection device and flame detection device.

[0008] Further, the smoke detection device and / or the flame detection device are installed right below the first support and / or above both sides of the conveying belt.

[0009] Further, the smoke detection device and / or the flame detection device are located at a downstream position behind the UV curing lamp of the feeding station.

[0010] Further, the light curing machine designed based on the safety performance also comprises a smoke exhaust device, the smoke exhaust device comprises a smoke exhaust pipeline, the smoke exhaust pipeline comprises at least two inlets and at least one outlet, the inlets of the smoke exhaust pipeline are located below the conveying belt, and the outlet of the smoke exhaust pipeline is located outside the machine body.

[0011] Further, the smoke exhaust device further comprises a fan and a filtering device, the fan is located between the inlets and the outlet of the smoke exhaust pipeline, and the filtering device is located at the outlet of the smoke exhaust pipeline.

[0012] Further, the light curing machine designed based on the safety performance also comprises a controller and an alarm device, the controller is located inside the machine body, and the alarm device is arranged above the machine body; the controller is electrically connected with the smoke detection device and / or the flame detection device; and the controller is also electrically connected with the driving mechanism, the fan and the alarm device.

[0013] Further, the light curing machine designed based on the safety performance also comprises a control panel and a control button, the control panel and the control button are arranged on the outer side of the machine body, and the controller is electrically connected with the control panel and the control button.

[0014] Further, the feeding mechanism further comprises a support profile, a side plate, a transmission wheel and a transmission shaft, the upper and lower sides of the support profile are fixedly connected with the side plate and the second support respectively, the inner side of the side plate is provided with the rotatable transmission wheel and the conveying belt arranged on the transmission wheel, at least two side plates are arranged along the advancing direction of the conveying belt, and the two ends of the transmission shaft are fixedly connected with the corresponding two transmission wheels on the two side plates respectively.

[0015] Further, the transmission wheel is a roller, and the conveying belt is a belt; or the transmission wheel is a sprocket, and the conveying belt is a chain.

[0016] Further, the driving mechanism comprises a motor and a speed reducer, the speed reducer is fixedly installed on the inner side of the side plate, the transmission shaft comprises a driving shaft, the input end of the speed reducer is connected with the output end of the motor, and the output end of the speed reducer is connected with the driving shaft.

[0017] In summary, the light curing machine based on the design of improving safety performance provided by the utility model has at least the following technical effects compared with the prior art:

[0018] 1) By setting the smoke detection device in the feeding station, the existence and concentration of smoke in the space where the feeding station is located can be detected in real time, the smoke exhaust device is started when smoke exists, and the smoke is discharged in time; when the smoke concentration exceeds the preset value, an alarm information is sent in time and the light curing machine is closed, preventing the paint film from being ignited and producing a large amount of smoke due to excessive heating or continuous heating. Similarly, by setting the flame detection device, the real-time monitoring function of the flame can be realized, and the light curing machine is closed in time when the flame or high-temperature molten material is detected, preventing the combustion phenomenon caused by excessive heating or continuous heating of the paint film; therefore, by setting the smoke detection device and / or the flame detection device, the quality of the plate paint film forming can be improved, and the fire safety hazard can be avoided, and the safety performance of the light curing machine in the use process is improved.

[0019] 2) By utilizing the smoke exhaust device and the space where the feeding station is located, the smoke generated during the UV curing lamp irradiation process can be guided to the outside of the equipment rack by the smoke exhaust pipe and discharged after filtration, avoiding the deposition of volatile UV glue or impurities in the form of smoke on the paint film surface, improving the cleanliness of the plate paint film curing process, and improving the quality of the plate paint film curing layer, providing protection for obtaining high-quality surface performance of the plate. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a structure schematic view of the light curing machine based on the design of improving safety performance of the utility model;

[0021] Figure 2 It is a side view of the light curing machine based on the design of improving safety performance of the utility model;

[0022] Figure 3 It is a top view of the light curing machine based on the design of improving safety performance of the utility model;

[0023] Figure 4 It is Figure 3 The A-A cross-sectional view shown in the figure;

[0024] Figure 5 It is a structure schematic view of the feeding mechanism and the driving mechanism of the utility model;

[0025] Among them, the meaning of the reference signs is as follows:

[0026] 1, equipment rack; 11, machine body; 12, first support; 13, second support; 14, feeding station; 15, control panel; 16, control button; 17, alarm device;

[0027] 2, feeding mechanism; 21, support profile; 22, side plate; 23, conveyor belt; 24, drive wheel; 25, drive shaft; 251, driving shaft;

[0028] 3, driving mechanism; 31, motor; 32, speed reducer;

[0029] 4, UV curing lamp;

[0030] 5, smoke detection device;

[0031] 6, flame detection device;

[0032] 7, smoke exhaust duct;

[0033] 8, fan;

[0034] 9, filtering device; DETAILED DESCRIPTION

[0035] In order to better understand and implement, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present application.

[0036] In the description of the present application, it should be noted that the directions or position relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like are based on the directions or position relationships shown in the drawings, and are only for the purpose of facilitating the description of the present application and simplifying the description, and are not intended to indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0037] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the present application belongs. The terms used in the specification of the present application herein are only for the purpose of describing specific embodiments and are not intended to limit the present application.

[0038] Example 1

[0039] Referring to Figure 1 , Figure 2 and Figure 3As shown, according to the embodiment of the utility model, the light curing machine based on the design of improving safety performance includes equipment rack 1, equipment rack 1 includes body 11, first support 12 and second support 13, first support 12 and second support 13 are in the inside of body 11, and first support 12 is above second support 13. Second support 13 is equipped with feeding mechanism 2 and driving mechanism 3, feeding mechanism 2 includes conveyer belt 23, and conveyer belt 23 is used to place the board workpiece to be cured, and driving mechanism 3 is used to drive conveyer belt 23 to move, and then drive the board workpiece to move feeding.

[0040] Among them, first support 12 is equipped with at least one UV curing lamp 4, and UV curing lamp 4 is arranged towards conveyer belt 23, makes the ultraviolet (UV) that UV curing lamp 4 emits irradiate on the paint film of the board workpiece that passes on conveyer belt 23, makes its paint and adhesive fast curing. Optionally, UV curing lamp 4 can adopt (UV mercury lamp), metal halide lamp, UV LED lamp, low-pressure mercury lamp tube, medium-pressure mercury lamp tube or high-pressure mercury lamp tube in any one of them.

[0041] In the technical scheme of this embodiment, the feeding station 14 is formed between the first support 12 and the conveyer belt 23, and the feeding station 14 is provided with at least one of the smoke detection device 5 and the flame detection device 6. Preferably, the smoke detection device 5 and the flame detection device 6 are provided at the feeding station 14 in this embodiment, which can improve the forming quality of the paint film of the board, avoid the occurrence of fire safety hazards, and improve the safety performance of the light curing machine during use.

[0042] Specifically, the smoke detection device 5 is arranged at the feeding station 14, which can realize real-time detection of the existence and concentration of smoke in the space where the feeding station 15 is located. When smoke exists, the smoke is promptly discharged to avoid deposition of the smoke on the surface of the paint film. When the concentration of the smoke exceeds a preset value, an alarm information is promptly sent and the light curing machine is closed to prevent a large amount of smoke from being ignited due to excessive heating or continuous heating of the paint film.

[0043] Similarly, the flame detection device is arranged at the feeding station 14 in this embodiment, which can realize real-time monitoring of the flame. When a flame or a high-temperature molten material is detected, an alarm information is promptly sent and the light curing machine is closed to prevent combustion phenomena caused by excessive heating or continuous heating of the paint film.

[0044] Referring to Figure 3 As shown in an optional scheme of this embodiment, the number of the smoke detection device 5 and / or the flame detection device 6 is greater than or equal to one, and both are installed below the first support 12 and / or above both sides of the conveyer belt 23, that is, above both sides of the conveyer belt 23 in the forward direction.

[0045] Preferably, the smoke detection device 5 and the flame detection device 6 are provided simultaneously in the embodiment, and are provided simultaneously below the first support 12, or are provided simultaneously on both sides above the conveying belt 23, or one is provided below the first support 12 and the other is provided on both sides above the conveying belt 23.

[0046] Referring to Figure 3 In another alternative of the embodiment, as shown in the figure, the smoke detection device 5 and / or the flame detection device 6 are located at a downstream position behind the UV curing lamp 4 of the feeding station 14. Among them, the UV curing lamp 4 is generally installed at a position slightly forward in the middle of the feeding station 14, that is, at an upstream position. By arranging the smoke detection device 5 and / or the flame detection device 6 at a downstream position behind the UV curing lamp 4, it can be ensured that the two detection devices can detect the surface of the plate material after being irradiated and cured by the UV curing lamp 4, thereby improving the monitoring accuracy and feedback speed of smoke and flame.

[0047] Embodiment 2

[0048] In a preferred embodiment of the utility model, a technical scheme about how to realize smoke exhaust inside the light curing machine is provided on the basis of the first embodiment.

[0049] Referring to Figure 3 As shown in the figure, the light curing machine designed to improve safety performance further comprises a smoke exhaust device, which comprises a smoke exhaust pipeline 7. The smoke exhaust pipeline 7 comprises at least two inlets and at least one outlet. Among them, the inlets of the smoke exhaust pipeline 7 are located below the conveying belt 23 and are in communication with the space where the feeding station 14 is located. In the case that the smoke in the feeding space 14 can be sucked in, the feeding operation of the conveying belt 23 on the plate workpiece is not affected; the outlet of the smoke exhaust pipeline 7 is located outside the machine body 11, and is used for exhausting the smoke sucked from the inside of the machine body 11.

[0050] Specifically, the smoke exhaust pipeline 7 is provided with multiple inlets according to the length of the feeding station 14, and the inlets of the smoke exhaust pipeline 7 are arranged at intervals in the length direction of the feeding station 14, that is, the movement direction of the conveying belt 23, so that the smoke in the space where the feeding station 14 is located can be fully exhausted. One outlet is arranged to concentrate and filter the sucked smoke before exhausting, which is convenient for processing the smoke.

[0051] In the technical scheme of the embodiment, by utilizing the smoke exhaust pipeline 7 to communicate with the space where the feeding station 14 is located, the smoke generated during the irradiation treatment of the plate paint film by the UV curing lamp 4 can be guided by the smoke exhaust pipeline 4 to the outside of the equipment rack 1 and filtered before being discharged, so as to avoid that the volatilized UV glue or impurities are deposited on the paint film surface in the form of smoke, improve the cleanliness of the plate paint film curing process, and improve the quality of the plate paint film curing layer, thereby providing protection for obtaining plate materials with high-quality surface performance.

[0052] Referring to Figure 3 As shown in the figure, in one optional solution of the embodiment, the smoke exhaust device further comprises a fan 8 and a filtering device 9, the fan 8 is located between the inlet and the outlet of the smoke exhaust duct 7, and the filtering device 9 is located at the outlet of the smoke exhaust duct 7. Among them, the fan 8 is used as the suction power component of the smoke exhaust device, which is used to provide power for the smoke exhaust of the space where the feeding station 14 is located, and improve the exhaust capacity and efficiency of the smoke exhaust duct 7. The filtering device 9 is used to filter the dust-like impurities in the smoke about to be exhausted from the smoke exhaust duct 7, so as to avoid the smoke carrying various harmful impurities directly exhausted to cause air pollution, and improve the environmental cleanliness during the use of the equipment.

[0053] Preferably, the fan 8 can adopt a Roots blower or a centrifugal fan. The filtering device 9 can adopt a mesh filtering device such as a HEPA filter.

[0054] Embodiment 3

[0055] In another preferred embodiment of the utility model, a technical scheme about how to realize intelligent control of various components of the light curing machine is provided on the basis of the second embodiment.

[0056] Referring to Figure 1 and Figure 2 As shown in the figure, in the technical scheme of the embodiment, the light curing machine designed based on the improvement of safety performance further comprises a controller (not shown in the figure) and an alarm device 17, the controller is located inside the machine body, and the alarm device 17 is arranged above the machine body 11. When it is detected that the smoke concentration exceeds the preset value or the flame or high-temperature molten material is detected, the alarm device 17 can issue an alarm in the form of alarm sound or conspicuous light, so that the operator can cut off the power supply in time and take maintenance measures. Among them, the controller is electrically connected with the smoke detection device 5 and / or the flame detection device 6, which is used to receive the electrical signal of the smoke detection device 5 and / or the flame detection device 6, and obtain the information of the smoke concentration and the flame in the machine body 11. In addition, the controller is also electrically connected with the driving mechanism 3, the fan 8 and the alarm device 17, which is used to control the driving mechanism 3 to stop working when it is detected that the smoke concentration exceeds the preset value or the flame or high-temperature molten material is detected, that is, to stop the feeding of the plate workpiece; control the fan 8 to start working or work at a higher gear, accelerate the exhaust of the smoke in the machine body 11; control the alarm device 17 to issue an alarm signal.

[0057] Referring to Figures 1-3As shown in the optional scheme of the embodiment, the light curing machine designed based on the safety performance also comprises a control panel 15 and a control button 16, which are arranged on the outer side of the machine body 11. The controller is electrically connected with the control panel 15 and the control button 16, and is used for receiving the corresponding electrical signals of the operations performed by the operator on the control panel 15 and the control button 16. Preferably, the control panel 15 is used for the operator to set the feeding speed of the conveying belt 23, the fan gear and other parameter information; and the control button 16 is an emergency stop button, which is used for realizing the overall power-off of the equipment.

[0058] Embodiment 4

[0059] In another preferred embodiment of the utility model, a specific structural design scheme about the feeding mechanism 2 and the driving mechanism 3 is provided on the basis of the first embodiment.

[0060] Referring to Figure 2 and Figure 5 As shown in the technical scheme of the embodiment, the feeding mechanism 2 further comprises a support profile 21, an edge plate 22, a transmission wheel 24 and a transmission shaft 25, the upper and lower sides of the support profile 21 are fixedly connected with the edge plate 22 and the second bracket 13 respectively, the inner side of the edge plate 22 is provided with the rotatable transmission wheel 24 and the conveying belt 23 arranged on the transmission wheel 24, at least two edge plates 22 are arranged along the advancing direction of the conveying belt 23, and the two ends of the transmission shaft 25 are fixedly connected with the corresponding two transmission wheels 24 on the two edge plates 22 respectively.

[0061] In an optional scheme of the embodiment, the transmission wheel 24 is a roller, and the conveying belt 23 is a belt. At this time, the corresponding two rollers on the two edge plates 22 are connected through the transmission shaft 25, and the belt is laid on the rollers and the transmission shaft 25. The structural design mode can increase the contact area of the conveying belt 23 and the plate workpiece, and is suitable for the conveying operation of the plate with large area and weight.

[0062] In another optional scheme of the embodiment, the transmission wheel 24 is a sprocket, and the conveying belt 23 is a chain. At this time, the corresponding two sprockets on the two edge plates 22 are connected through the transmission shaft 25, and the chain is sleeved on the sprocket. The structural design mode supports the plate workpiece through the chains on both sides, and is suitable for the conveying operation of the plate with small area and weight.

[0063] Referring to Figure 5As shown, in one preferred embodiment of the embodiment, the driving mechanism 3 comprises a motor 31 and a speed reducer 32, the speed reducer 32 is fixedly installed on the inner side of the side plate 22 through a mounting column, a mounting plate or the like structure, the transmission shaft 25 comprises a driving shaft 251 and a plurality of driven shafts, the input end of the speed reducer 32 is connected with the output end of the motor 31, and the output end of the speed reducer 32 is connected with the driving shaft 251. Specifically, when the motor 31 is started, the driving shaft 251 can be driven to rotate through the speed reducer 32, and then the two transmission wheels 24 on the driving shaft 251 are driven to rotate, and then the horizontal movement of the conveyor belt 23 is driven, and the horizontal conveying operation of the plate workpiece is realized. At the same time, the transmission wheels 24 at both ends of the remaining driven shafts rotate synchronously under the driving force of the conveyor belt 23, and play a supporting role for the conveyor belt 23.

[0064] The technical means disclosed in the utility model scheme is not only limited to the technical means disclosed in the above-mentioned embodiments, but also includes the technical scheme composed of any combination of the above technical features. It should be pointed out that for ordinary skilled persons in the art, without departing from the principle of the utility model, a number of improvements and refinements can be made, and these improvements and refinements are also considered to be within the protection scope of the utility model.

Claims

1. A light curing machine based on the design of improving safety performance, characterized in that, The device rack comprises a machine body and a first support and a second support arranged in an up-down manner inside the machine body; a feeding mechanism and a driving mechanism are arranged on the second support, the feeding mechanism comprises a conveying belt, and the driving mechanism is used for driving the conveying belt to move; at least one UV curing lamp is arranged on the first support, and the UV curing lamp is arranged towards the conveying belt; wherein a feeding station is formed between the first support and the conveying belt, and the feeding station is provided with at least one of a smoke detection device and a flame detection device.

2. The light curing machine based on the design of improving safety performance according to claim 1, characterized in that, The smoke detection device and / or the flame detection device are installed directly below the first support and / or above both sides of the conveying belt.

3. The light curing machine based on the design of improving safety performance according to claim 1, characterized in that, The smoke detection device and / or the flame detection device are located at a downstream position behind the UV curing lamp of the feeding station.

4. The light curing machine based on the design of improving safety performance according to claim 1, characterized in that, The smoke exhaust device comprises an exhaust duct, the exhaust duct comprises at least two inlets and at least one outlet, the inlets of the exhaust duct are located below the conveying belt, and the outlet of the exhaust duct is located outside the machine body.

5. The light curing machine based on the design of improving safety performance according to claim 4, characterized in that, The smoke exhaust device further comprises a fan and a filtering device, the fan is located between the inlets and the outlet of the exhaust duct, and the filtering device is located at the outlet of the exhaust duct.

6. The light curing machine based on the design of improving safety performance according to claim 5, characterized in that, A controller and an alarm device are further included, the controller is located inside the machine body, the alarm device is arranged above the machine body, the controller is electrically connected with the smoke detection device and / or the flame detection device, and the controller is further electrically connected with the driving mechanism, the fan and the alarm device.

7. The light curing machine based on the design of improving safety performance according to claim 6, characterized in that, A control panel and a control button are further included, the control panel and the control button are arranged on the outside of the machine body, and the controller is electrically connected with the control panel and the control button.

8. The light curing machine based on the design of improving safety performance according to claim 1, characterized in that, The feeding mechanism further comprises a support profile, a side plate, a transmission wheel and a transmission shaft, the upper and lower sides of the support profile are fixedly connected with the side plate and the second support respectively, the inner side of the side plate is provided with the rotatable transmission wheel and the conveying belt arranged on the transmission wheel, at least two side plates are arranged along the advancing direction of the conveying belt, and the two ends of the transmission shaft are fixedly connected with the corresponding two transmission wheels on the two side plates respectively.

9. The light curing machine based on the design of improving safety performance according to claim 8, characterized in that, The transmission wheel is a roller, and the conveying belt is a belt; or, the transmission wheel is a sprocket, and the conveying belt is a chain.

10. The light curing machine based on the design of improving safety performance according to claim 9, characterized in that, The driving mechanism comprises a motor and a speed reducer, the speed reducer is fixedly installed on the inner side of the side plate, the transmission shaft comprises a driving shaft, the input end of the speed reducer is connected with the output end of the motor, and the output end of the speed reducer is connected with the driving shaft.

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