CN113275157B - An efficient and environmentally friendly automatic UV paint spraying closed-loop coating production line - Google Patents

Abstract

The invention discloses a high-efficiency and environment-friendly automatic UV paint spraying closed-loop coating production line, which includes a closed-loop automatic power transmission mechanism, a material loading and unloading bearing mechanism, a material automatic loading and unloading folding fixture, a UV paint spraying mechanism and a wind and light integrated drying mechanism. The closed-loop automatic power transmission The mechanism is provided with a material automatic loading and unloading folding jig for carrying and folding the material. The upper part of the closed-loop automatic power transmission mechanism is provided with a UV paint spraying mechanism for spraying the material. The side of the UV paint spraying mechanism is provided with useful Wind-solar integrated drying mechanism for drying materials. The invention enables a group of multiple materials to enter and exit the back paint spraying equipment at the same time, and at the same time forms a ring, which can greatly improve the spraying efficiency, reduce the waste of mirror back paint, improve the economic efficiency of enterprises, and reduce environmental pollution. Loading and unloading can complete the loading and unloading of multiple materials at one time, with low labor cost, simple structure and low equipment investment cost.

Description

An efficient and environmentally friendly automatic UV paint spraying closed-loop coating production line

technical field

The invention relates to the technical field of UV paint processing equipment, in particular to the technical field of an efficient and environmentally friendly automatic UV paint spraying closed-loop coating production line.

Background technique

China is the world's largest producer of glass mirrors, and more than 98% of the world's glass mirrors are produced in China. my country's mirror-making industry is characterized by a highly concentrated distribution. At present, domestic mirror manufacturers are roughly located in Shipai in Dongguan, Guangdong, Tengzhou in Shandong, Shahe in Hebei and Xiaoshan in Zhejiang, collectively referred to as the "four bases". According to statistics, the glass mirror output of the four major bases accounts for 95% of the national output. At present, there are about 400 baking type mirror back paint production lines in the four major bases. The amount of baking type mirror back paint required for a single shift per month for each production line is 20 tons. The total annual demand for mirror back paint in the four major bases It can be seen that there is a huge market demand for mirror back paint. At present, the mirror back paint production line enters and exits the processing equipment in turn through a single piece of glass. During the mirror back paint spraying process of the equipment, the surrounding and upper space of the glass is not used, resulting in Part of the mirror back paint is lost in vain, which not only increases environmental pollution, but also wastes raw materials and increases production costs for enterprises. At the same time, the existing production line can only transport one row of materials in turn. The loading and unloading efficiency is low and the cost is high. Although the mechanical loading and unloading is more efficient, the investment cost is high.

SUMMARY OF THE INVENTION

The purpose of the present invention is to solve the problems in the prior art, and to propose a high-efficiency and environment-friendly automatic UV paint spraying closed-loop coating production line, which enables a group of multiple materials to enter and exit the back paint spraying equipment at the same time, and forms a ring at the same time, which can greatly improve the The spraying efficiency can reduce the waste of mirror back paint, which is conducive to improving the economic efficiency of enterprises and reducing environmental pollution. At the same time, material loading and unloading can complete the loading and unloading of multiple materials at one time, with low labor cost, simple structure and low equipment investment cost.

In order to achieve the above purpose, the present invention proposes an efficient and environmentally friendly automatic UV paint spraying closed-loop coating production line, including a closed-loop automatic power transmission mechanism for driving the closed-loop movement of the automatic material loading and unloading folding jig, the material loading and unloading bearing mechanism, the material automatic loading and unloading folding jig, The UV paint spraying mechanism and the integrated wind and light drying mechanism, the closed-loop automatic power transmission mechanism is provided with a material loading and unloading bearing mechanism for loading and unloading the bearing material on both sides, and the closed-loop automatic power transmission mechanism is provided with a material for carrying and folding the material. The upper part of the closed-loop automatic power transmission mechanism is provided with a UV paint spraying mechanism for spraying the material, and the side of the UV paint spraying mechanism is provided with a wind and light integrated drying mechanism for drying the material.

Preferably, the closed-loop automatic power transmission mechanism includes a closed-loop conveying guide rail, a conveying roller, a passive sprocket, a transmission chain, a material conveying power motor and a driving gear, and a conveying roller is arranged inside the closed-loop conveying guide rail, and the end of the conveying roller is arranged. A passive sprocket is arranged at the upper part, and the passive sprockets are connected by a transmission chain. A material transmission power motor is arranged at the lower part of the closed-loop transmission guide rail, and a driving gear is arranged on the rotating shaft of the material transmission power motor. The driving gear meshes with the driven sprocket drive.

Preferably, the lower part of the closed-loop conveying guide rail is provided with a conveying support leg.

Preferably, the material loading and unloading bearing mechanism includes a material bearing lifting platform, a first leg, a second leg, a lifting motor base, a lifting power motor and a lifting screw, and one end of the first leg is hinged on the material bearing lifting The pallet, the other end is hinged on the ground, one end of the second leg is hinged on the material-carrying lifting pallet, and the other end is provided with a rolling wheel, the first and second legs are cross-hinged and connected, so A lifting motor seat is fixed on the lower part of the material-carrying lifting platform, a lifting power motor is fixed on the lifting motor seat, and a lifting screw is connected to the rotating shaft of the lifting power motor, and the lifting screw passes through the set Screw sleeve on the lower part of the second leg.

Preferably, the automatic material loading and unloading folding fixture includes a guide base, a loading and unloading turning power base, a turning power motor, an air suction material fixing plate, a loose leaf and a folding power mechanism, and one end of the guide base is fixed with a loading and unloading turning power base , a turning power motor is fixed on the right side of the loading and unloading turning power base, an air suction material fixing plate is fixed on the rotating shaft of the turning power motor, and the left side of the air suction material fixing plate is connected with a loose leaf. There are 4 air suction material fixing plates, a folding power mechanism is arranged between adjacent air suction material fixing plates, and a pneumatic suction cup is arranged on the air suction material fixing plate.

Preferably, the folding power mechanism includes a folding rod and a folding hydraulic cylinder, a folding rod is hingedly arranged on the air-absorbing material fixing plate, the ends of adjacent folding rods are hingedly connected, and one end of the folding hydraulic cylinder is hinged on the hinge of the loose-leaf. On the rotating shaft, the other end is hinged on the hinge shaft between the folding rod and the folding rod.

Preferably, the UV paint spraying mechanism includes a paint spraying hood, an exhaust fan and a UV paint spraying actuator, the paint spraying hood is provided with a UV paint spraying actuator for continuing to rotate and paint the material, and the paint spraying cover side The part is provided with an exhaust fan for exhausting exhaust gas.

Preferably, the UV paint spraying actuator comprises a paint spraying execution connecting rod, a paint spraying power base, a paint spraying power motor and a paint spraying nozzle, one end of the paint spraying connecting rod is fixed on the paint spraying cover, The other end is fixed with a paint spray execution power base, a paint spray execution power motor is fixed on the paint spray execution power base, and a paint spray execution nozzle is set on the rotating shaft of the paint spray execution power motor.

Preferably, the wind-solar integrated drying mechanism includes a drying cover, a drying actuator and a drying leg, the drying cover is provided with a drying actuator, and the lower part of the drying cover is provided with a drying support.

Preferably, the drying actuator includes a drying connecting rod, a drying power base, a drying power motor, a drying fan and an ultraviolet light emitting lamp, one end of the drying connecting rod is fixed in the drying cover, and the other end is fixed with a drying power A drying power motor is fixed on one side of the drying power base, a drying fan and an ultraviolet light emitting lamp are arranged on the rotating shaft of the drying power motor, and an electric heating wire is wound on the drying power base.

Beneficial effects of the present invention: The present invention applies the automatic material loading and unloading folding jig to the production line, so that a group of materials can enter and exit the back paint spraying equipment at the same time, and at the same time form a ring, the spraying efficiency can be greatly improved, and the The waste of back paint is conducive to improving the economic efficiency of enterprises and reducing environmental pollution. Through the cooperation of the automatic material loading and unloading folding jig and the material loading and unloading bearing mechanism, the loading and unloading of materials can be completed at one time. The loading and unloading of multiple materials is low in labor cost, simple in structure and equipment Low investment cost.

Description of drawings

The above and other features, properties and advantages of the present invention will become more apparent from the following description taken in conjunction with the accompanying drawings and embodiments, wherein like reference numerals refer to like features throughout, wherein:

Fig. 1 is a three-dimensional schematic diagram of a high-efficiency and environment-friendly automatic UV paint spraying closed-loop coating production line of the present invention;

Fig. 2 is a top-view perspective schematic diagram of a closed-loop automatic power transmission mechanism;

Fig. 3 is the perspective schematic diagram of the top view of the closed-loop automatic power transmission mechanism;

Figure 4 is a top-view perspective schematic diagram of a material loading and unloading bearing mechanism;

FIG. 5 is a perspective schematic diagram of a material loading and unloading bearing mechanism from a top view;

Fig. 6 is the three-dimensional schematic diagram of material automatic loading and unloading folding jig;

Figure 7 is a perspective view of the unfolded state of the automatic material loading and unloading folding fixture;

Fig. 8 is the three-dimensional schematic diagram of UV paint spraying mechanism;

Fig. 9 is the three-dimensional schematic diagram of UV paint spraying actuator;

Figure 10 is a perspective view of a wind-solar integrated drying mechanism;

Figure 11 is a schematic perspective view of a drying actuator.

In the picture: 1-Closed-loop automatic power transmission mechanism, 11-Closed-loop transmission guide rail, 12-Transmission bracket legs, 13-Transmission roller, 14-Passive sprocket, 15-Transmission chain, 16-Material transmission power motor, 17-Active Gear, 2-Material loading and unloading bearing mechanism, 21-Material bearing lifting platform, 22-First leg, 23-Second leg, 24-Lifting motor seat, 25-Lifting power motor, 26-Lifting screw, 3 -Automatic material loading and unloading folding fixture, 31-guide base, 32-loading and unloading turning power base, 33-turning power motor, 34-air suction material fixing plate, 35-leaflet, 36-folding power mechanism, 361-folding rod, 362-Folding hydraulic cylinder, 4-UV paint spraying mechanism, 41-painting cover, 42-exhaust fan, 43-UV paint spraying actuator, 431-painting execution connecting rod, 432-painting execution power base, 433 -Paint spraying executive power motor, 434-paint spraying executive nozzle, 5-wind-solar integrated drying mechanism, 51-drying cover, 52-drying actuator, 521-drying connecting rod, 522-drying power base, 523-drying power motor , 524-drying leaf fan, 525-ultraviolet light-emitting lamp, 53-drying outrigger.

Detailed ways

Referring to FIG. 1, an efficient and environmentally friendly automatic UV paint spraying closed-loop coating production line of the present invention includes a closed-loop automatic force transmission mechanism 1 for driving closed-loop motion of automatic material loading and unloading folding fixture 3, material loading and unloading bearing mechanism 2, material automatic loading and unloading folding fixture 3 , UV paint spraying mechanism 4 and wind-solar integrated drying mechanism 5, the closed-loop automatic power transmission mechanism 1 is used to drive the automatic material loading and unloading folding fixture 3 to rotate in a circular manner, each time loading and unloading materials do not need to unload the material automatically loading and unloading folding fixture 3, the closed loop Both sides of the automatic power transmission mechanism 1 are respectively provided with material loading and unloading bearing mechanisms 2 for loading and unloading materials. The material is lifted and lowered by the material loading and unloading bearing mechanism 2 to facilitate automatic material loading and unloading. The folding fixture 3 takes and puts materials from the material loading and unloading bearing mechanism 2. The closed-loop automatic force transmission mechanism 1 is provided with materials for carrying and folding materials. The folding fixture 3 is automatically loaded and unloaded, and the material is automatically loaded and unloaded. The folding fixture 3 is used to fix the material, and the material is formed into a ring by folding, reducing the amount of paint sprayed by the UV paint spraying mechanism 4 to the surrounding area. The closed-loop automatic power transmission The upper part of the mechanism 1 is provided with a UV paint spraying mechanism 4 for spraying the materials, and the materials are sprayed and processed by the UV paint spraying mechanism 4. The side of the UV paint spraying mechanism 4 is provided with a wind and light integrated drying mechanism for drying the materials. 5. The UV paint on the surface of the material is dried by the wind and wind integrated drying mechanism 5 using ultraviolet rays and wind energy.

2-3, the closed-loop automatic power transmission mechanism 1 includes a closed-loop transmission guide rail 11, a transmission roller 13, a passive sprocket 14, a transmission chain 15, a material transmission power motor 16 and a driving gear 17. The closed-loop transmission guide rail 11 Conveying rollers 13 are arranged on the inner side, and a passive sprocket 14 is disposed at the end of the conveying roller 13. The passive sprockets 14 are connected by a transmission chain 15. The lower part of the closed-loop conveying guide rail 11 is provided with a material conveying power motor. 16. A driving gear 17 is arranged on the rotating shaft of the material transmission power motor 16. The driving gear 17 is in driving engagement with the passive sprocket 14. The material transmission power motor 16 drives the driving gear 17 to rotate, and the driving gear 17 drives the passive gear 17. The sprocket 14 rotates, one of the passive sprockets 14 drives the other transmission chains 15 to rotate through the transmission chain 15, the transmission roller 13 is driven to rotate through the passive sprocket 14, and the material is automatically loaded and unloaded through the transmission roller 13. Folding fixture 3 and automatic material loading and unloading folding The material on the fixture 3 moves along the closed-loop conveying guide rail 11 . The lower part of the closed-loop conveying guide rail 11 is provided with a conveying support leg 12 .

4-5, the material loading and unloading bearing mechanism 2 includes a material bearing lifting platform 21, a first leg 22, a second leg 23, a lifting motor base 24, a lifting power motor 25 and a lifting screw 26, so One end of the first leg 22 is hinged on the material-carrying lifting platform 21, and the other end is hinged on the ground. The first leg 22 and the second leg 23 are connected in a cross-hinged manner. A lifting motor base 24 is fixed on the lower part of the material-carrying lifting platform 21 , and a lifting power motor 25 is fixed on the lifting motor base 24 . The lifting screw 26 is connected to the rotating shaft of the lifting power motor 25. The lifting screw 26 passes through the screw sleeve arranged at the lower part of the second leg 23, and the lifting power motor 25 drives the lifting screw 26 to rotate. The rod 26 drives the screw sleeve at the lower part of the second leg 23 to slide left and right, and drives the lower end of the second leg 23 to slide left and right through the screw sleeve at the lower part of the second leg 23, because the first leg 22 and the second leg 23 are cross-hinged and connected , the first leg 22 and the second leg 23 will drive the material-carrying and lifting platform 21 to rise and fall, and the material-carrying and lifting platform 21 can be automatically loaded and unloaded by lifting and lowering the material-carrying and lifting platform 21 to facilitate the picking and placing of materials.

6-7, the automatic material loading and unloading folding fixture 3 includes a guide base 31, a loading and unloading turning power base 32, a turning power motor 33, an air suction material fixing plate 34, a loose leaf 35 and a folding power mechanism 36. One end of the guide base 31 is fixed with a loading and unloading turning power base 32 , a turning power motor 33 is fixed on the right side of the loading and unloading turning power base 32 , and an air suction type material fixing is fixed on the rotating shaft of the turning power motor 33 Plate 34, the left side of the air suction type material fixing plate 34 is connected with four air suction type material fixing plates 34 through the loose leaf 35, and a folding power mechanism 36 is arranged between the adjacent air suction type material fixing plates 34. The suction type material fixing plate 34 is provided with a pneumatic suction cup, and the folding power mechanism 36 controls the angle between the adjacent air suction type material fixing plates 34 to achieve the purpose of folding or flattening. An air suction material fixing plate 34 is turned over, and finally achieves the purpose of driving all the air suction material fixing plates 34 to turn over by turning the power motor 33. The pneumatic suction cup is used to fix the material, and the air pump generates negative pressure or positive pressure in the pneumatic suction cup. To achieve the purpose of picking and placing materials. The folding power mechanism 36 includes a folding rod 361 and a folding hydraulic cylinder 362. A folding rod 361 is hinged on the air suction material fixing plate 34, and the ends of the adjacent folding rods 361 are hingedly connected. One end of the folding hydraulic cylinder 362 is hinged. It is hinged on the rotating shaft of the leaflet 35, and the other end is hinged on the hinge shaft between the folding rod 361 and the folding rod 361. The folding hydraulic cylinder 362 drives the folding rod 361 to turn over different angles, and drives the air suction material fixing plate 34 at the same time. Flip the corresponding angle.

Referring to FIGS. 8-9, the UV paint spraying mechanism 4 includes a paint spraying cover 41, an exhaust fan 42 and a UV paint spraying actuator 43, and the spraying cover 41 is provided with a UV paint for continuing to rotate and spray the material. The spraying actuator 43, the side of the spraying cover 41 is provided with an exhaust fan 42 for exhausting exhaust gas, and the UV paint spraying actuator 43 rotates at high speed to spray paint, so that the UV paint adheres to the material, and the spraying cover 41 is used to prevent waste. If it overflows, the material is sprayed by the UV paint spraying actuator 43 . The UV paint spraying execution mechanism 43 includes a paint spraying execution connecting rod 431, a paint spraying execution power base 432, a paint spraying execution power motor 433 and a paint spraying execution nozzle 434. One end of the paint spraying execution connecting rod 431 is fixed on the paint spraying cover. On the body 41, the other end is fixed with a paint spraying power base 432, the paint spraying power motor 433 is fixed on the paint spraying power base 432, and a paint spraying power motor 433 is provided on the rotating shaft of the paint spraying power motor 433. The spraying execution nozzle 434, the automatic material loading and unloading folding fixture 3 is executed by the paint spraying connecting rod 431, the paint spraying execution connecting rod 431 is the first air suction type material fixing plate 34 and the last air suction from the material automatic loading and unloading folding fixture 3 The paint spraying execution power motor 433 drives the paint spraying execution nozzle 434 to rotate, and the paint spraying execution nozzle 434 sprays the UV paint, and finally the UV paint adheres to the material.

Referring to FIGS. 10-11 , the wind-solar integrated drying mechanism 5 includes a drying cover 51 , a drying actuator 52 and a drying leg 53 . The drying cover 51 is provided with a drying actuator 52 , and the drying cover 51 The lower part is provided with drying legs 53 . The drying actuator 52 includes a drying connecting rod 521, a drying power base 522, a drying power motor 523, a drying fan 524 and an ultraviolet light emitting lamp 525. One end of the drying connecting rod 521 is fixed in the drying cover 51, and the other A drying power base 522 is fixed at one end, a drying power motor 523 is fixed on one side of the drying power base 522, and a drying fan 524 and an ultraviolet light emitting lamp 525 are set on the rotating shaft of the drying power motor 523. The drying power base 522 is wound with an electric heating wire, and when the automatic material loading and unloading folding fixture 3 passes through the drying connecting rod 521, the drying connecting rod 521 is the first air-suction type material fixing plate 34 and the last air-absorbing material fixing plate 34 on the automatic material loading and unloading folding fixture 3. The gap between the suction-type material fixing plates 34 passes through, the drying power motor 523 drives the drying fan 524 and the ultraviolet light emitting lamp 525 to rotate, the drying fan 524 pushes the air flow, and the ultraviolet light 525 accelerates the UV paint on the surface of the material the drying

The working process of the present invention:

In the working process of the high-efficiency and environment-friendly automatic UV paint spraying closed-loop coating production line of the present invention, the glass materials are first arranged on the material-carrying lifting platform 21, the materials are stacked to a certain height, and when the materials are taken out, the folding power mechanism 36 controls the phase The angle between the adjacent air-suction material fixing plates 34 achieves the purpose of folding or flattening, and the lower air-suction material fixing plate 34 is turned over by turning the power motor 33, and finally all the air is driven by the turning power motor 33. The purpose of turning the suction type material fixing plate 34, the pneumatic suction cup is used to fix the material, and the pneumatic suction cup produces negative pressure or positive pressure through the air pump to achieve the purpose of picking and placing the material. The folding hydraulic cylinder 362 drives the folding rod 361 to turn over different angles. At the same time, the air suction material fixing plate 34 is driven to turn the corresponding angle, the lifting screw 26 is driven to rotate by the lifting power motor 25, and the screw sleeve at the lower part of the second leg 23 is driven by the lifting screw 26 to slide left and right. The screw sleeve at the lower part of 23 drives the lower end of the second leg 23 to slide left and right, because the first leg 22 and the second leg 23 are cross-hinged and connected, the first leg 22 and the second leg 23 will drive the material to carry the lifting bracket The table 21 is lifted up and down, and the lifting pallet 21 is carried by the lifting material, so that the material is automatically loaded and unloaded, and the folding fixture 3 is convenient for picking and placing the material. The material transmission power motor 16 drives the driving gear 17 to rotate, and the driving gear 17 drives the passive sprocket 14 to rotate. One of the passive sprockets 14 drives the other transmission chains 15 to rotate through the transmission chain 15, and the transmission roller 13 is driven by the passive sprocket 14. Rotation, the material on the automatic material loading and unloading folding fixture 3 and the material on the folding fixture 3 are driven by the conveying roller 13 to move along the closed-loop conveying guide rail 11, and the UV paint spraying actuator 43 rotates at high speed to spray the paint, so that the UV paint is attached to the material. The paint spraying cover 41 prevents waste from overflowing, and the material is sprayed by the UV paint spraying actuator 43, and the material is automatically loaded and unloaded. The gap between the first air suction material fixing plate 34 and the last air suction material fixing plate 34 passes through, and the paint spray execution power motor 433 drives the paint spray execution nozzle 434 to rotate, and the paint spray execution nozzle 434 is sprayed out. UV paint, the final UV paint is attached to the material, and the material is automatically loaded and unloaded. When the folding fixture 3 passes through the drying connecting rod 521, the drying connecting rod 521 is the first air-suction material fixing plate 34 and the last one on the folding fixture 3 from the automatic material loading and unloading. The air suction type material fixing plate 34 passes through the gap, the drying power motor 523 drives the drying fan 524 and the ultraviolet light emitting lamp 525 to rotate, the drying fan 524 drives the air flow, and the ultraviolet light 525 accelerates the UV light on the surface of the material. paint drying

The present invention is a high-efficiency and environment-friendly automatic UV paint spraying closed-loop coating production line. By applying the automatic material loading and unloading folding jig 3 to the production line, the production line can allow a group of multiple materials to enter and exit the back paint spraying equipment at the same time, and at the same time enclose a ring, which can greatly improve the efficiency of the production line. Improving the spraying efficiency can reduce the waste of mirror back paint, which is conducive to improving the economic efficiency of enterprises and reducing environmental pollution. Through the cooperation of the automatic material loading and unloading folding fixture 3 and the material loading and unloading bearing mechanism 2, the material loading and unloading can complete the loading and unloading of multiple materials at one time. , low labor cost, simple structure and low equipment investment cost.

The above-mentioned embodiments are illustrative of the present invention, not limitations of the present invention, and any scheme after simple transformation of the present invention belongs to the protection scope of the present invention.

Claims (9)

1. The utility model provides an automatic UV lacquer of high-efficient environmental protection spouts closed loop and scribbles production line which characterized in that: the automatic material loading and unloading device comprises a closed-loop automatic power transmission mechanism (1) for driving a material automatic loading and unloading folding clamp (3) to perform closed-loop motion, a material loading and unloading bearing mechanism (2), a material automatic loading and unloading folding clamp (3), a UV paint spraying mechanism (4) and an air-light comprehensive drying mechanism (5), wherein the closed-loop automatic power transmission mechanism (1) is provided with the material loading and unloading bearing mechanism (2) for loading and unloading bearing materials at two sides respectively, the closed-loop automatic power transmission mechanism (1) is provided with the material automatic loading and unloading folding clamp (3) for bearing the materials and folding the materials, the UV paint spraying mechanism (4) for spraying paint on the materials is arranged at the upper part of the closed-loop automatic power transmission mechanism (1), and the air-light comprehensive drying mechanism (5) for drying the materials is arranged at the side part of the UV paint spraying mechanism (4); the automatic material loading and unloading folding clamp (3) comprises a guide base (31), a loading and unloading overturning power seat (32), an overturning power motor (33), air-suction type material fixing plates (34), hinges (35) and a folding power mechanism (36), wherein the loading and unloading overturning power seat (32) is fixedly arranged at one end of the guide base (31), the overturning power motor (33) is fixedly arranged at the right side of the loading and unloading overturning power seat (32), the air-suction type material fixing plates (34) are fixedly arranged on rotating shafts of the overturning power motor (33), the left sides of the air-suction type material fixing plates (34) are connected with 4 air-suction type material fixing plates (34) through the hinges (35), the folding power mechanism (36) is arranged between every two adjacent air-suction type material fixing plates (34), and a pneumatic suction cup is arranged on each air-suction type material fixing plate (34); the folding power mechanism (36) controls the angle between the adjacent air-suction type material fixing plates (34) to achieve the purpose of folding or flattening, one air-suction type material fixing plate (34) at the lower part is driven to turn over by turning over the power motor (33), and finally the purpose of driving all the air-suction type material fixing plates (34) to turn over by turning over the power motor (33) is achieved; the closed-loop automatic power transmission mechanism (1) is provided with a material automatic loading and unloading folding clamp (3) which is used for bearing materials and folding the materials, the material automatic loading and unloading folding clamp (3) is used for fixing the materials and enclosing the materials into a ring through folding, and the amount of paint sprayed by the UV paint spraying mechanism (4) and scattered and overflowed all around is reduced.

2. The high-efficiency environment-friendly automatic UV paint spraying closed-loop coating production line as claimed in claim 1, characterized in that: closed loop is from power transmission mechanism (1) includes closed loop conveying guide rail (11), transfer roller (13), driven sprocket (14), drive chain (15), material conveying motor power (16) and driving gear (17), closed loop conveying guide rail (11) inboard is arranged and is provided with transfer roller (13), transfer roller (13) tip is provided with driven sprocket (14), connect through drive chain (15) transmission between driven sprocket (14), closed loop conveying guide rail (11) lower part is provided with material conveying motor power (16), be provided with driving gear (17) on the rotation axis of material conveying motor power (16), driving gear (17) and driven sprocket (14) transmission meshing.

3. The high-efficiency environment-friendly automatic UV paint spraying closed-loop coating production line as claimed in claim 2, characterized in that: and the lower part of the closed-loop conveying guide rail (11) is provided with a conveying support leg (12).

4. The high-efficiency environment-friendly automatic UV paint spraying closed-loop coating production line as claimed in claim 1, characterized in that: the material loading and unloading bearing mechanism (2) comprises a material bearing lifting saddle (21), a first supporting leg (22), a second supporting leg (23), a lifting motor base (24), a lifting power motor (25) and a lifting screw rod (26), one end of the first supporting leg (22) is hinged on the material bearing lifting saddle (21), the other end is hinged on the ground, one end of the second supporting leg (23) is hinged on the material bearing lifting saddle (21), the other end is provided with a ground rolling wheel, the first supporting leg (22) and the second supporting leg (23) are connected in a cross hinge mode, a lifting motor base (24) is fixedly arranged on the lower portion of the material bearing lifting support table (21), a lifting power motor (25) is fixedly arranged on the lifting motor base (24), a rotating shaft of the lifting power motor (25) is connected with a lifting screw rod (26), the lifting screw rod (26) penetrates through a threaded sleeve arranged at the lower part of the second supporting leg (23).

5. The high-efficiency environment-friendly automatic UV paint spraying closed-loop coating production line as claimed in claim 1, characterized in that: the folding power mechanism (36) comprises folding rods (361) and folding hydraulic cylinders (362), the folding rods (361) are hinged to the air-suction type material fixing plate (34), the end portions of the adjacent folding rods (361) are hinged to each other, one end of each folding hydraulic cylinder (362) is hinged to a rotating shaft of the hinge (35), and the other end of each folding hydraulic cylinder is hinged to a hinged shaft between each folding rod (361) and the corresponding folding rod (361).

6. The high-efficiency environment-friendly automatic UV paint spraying closed-loop coating production line as claimed in claim 1, characterized in that: UV lacquer spraying mechanism (4) are including the cover body (41) that sprays paint, air discharge fan (42) and UV lacquer spraying actuating mechanism (43), be provided with in the cover body (41) that sprays paint and be used for continuing to rotate UV lacquer spraying actuating mechanism (43) that spray paint to the material, the cover body (41) lateral part that sprays paint is provided with air discharge fan (42) that are used for getting rid of waste gas.

7. The efficient environment-friendly automatic UV paint spraying closed-loop coating production line as claimed in claim 6, characterized in that: UV lacquer spraying actuating mechanism (43) carry out connecting rod (431), lacquer spraying execution power seat (432), lacquer spraying execution power motor (433) and lacquer spraying execution nozzle (434) including the lacquer spraying, lacquer spraying execution connecting rod (431) one end sets firmly on the cover body (41) that sprays paint, and the other end sets firmly lacquer spraying execution power seat (432), lacquer spraying execution power motor (433) have set firmly on lacquer spraying execution power seat (432), be provided with lacquer spraying execution nozzle (434) on the rotation axis of lacquer spraying execution power motor (433).

8. The high-efficiency environment-friendly automatic UV paint spraying closed-loop coating production line as claimed in claim 1, characterized in that: the wind and light comprehensive drying mechanism (5) comprises a drying cover body (51), a drying executing mechanism (52) and drying supporting legs (53), wherein the drying executing mechanism (52) is arranged in the drying cover body (51), and the drying supporting legs (53) are arranged at the lower part of the drying cover body (51).

9. The high-efficiency environment-friendly automatic UV paint spraying closed-loop coating production line as claimed in claim 1, characterized in that: drying actuating mechanism (52) are including dry connecting rod (521), dry power seat (522), dry motor (523), dry leaf fan (524) and ultraviolet ray luminescence fluorescent tube (525), dry connecting rod (521) one end sets firmly in dry cover body (51), and the other end has set firmly dry power seat (522), dry motor (523) have set firmly in dry power seat (522) one side, be provided with dry leaf fan (524) and ultraviolet ray luminescence fluorescent tube (525) on the rotation axis of dry motor (523), the winding has the heating wire on dry motor seat (522).

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