UV printing production device for preparing fan blade dustproof film

Abstract

The utility model relates to the technical field of fan blade production, in particular to a UV printing production device for preparing a fan blade dustproof film, which comprises a rack, a cross beam is erected on the rack, and a UV printing mechanism capable of moving left and right on the cross beam is arranged on the cross beam. The portion, below the cross beam, of the rack is provided with an annular conveying belt which is used for containing the fan blades and is in linkage with the UV printing mechanism according to a preset program so as to complete printing of the dustproof film on the fan blades, and the rear end of the annular conveying belt is provided with a fan blade positioning mechanism used for positioning the fan blades on the annular conveying belt. The production process can be simpler and more convenient, the production efficiency is improved, the production cost is reduced, static electricity is not generated in the using process, dust in the environment is not adsorbed, and the fan blades can be cleaner.

Description

TECHNICAL FIELD

[0001] The utility model relates to a fan blade production technical field, concretely relates to a UV printing production device for preparing fan blade dustproof film.

BACKGROUND

[0002] With the development of science and technology, fans are increasingly widely used in daily life and industrial production. As the core component of the fan, the performance and service life of the fan blade directly affect the overall performance of the fan. In actual use, dust and dirt are easily accumulated on the surface of the fan blade, which not only affects the heat dissipation efficiency and air flow effect of the fan, but also increases energy consumption, and even causes corrosion and damage to the fan blade, shortening its service life. Therefore, it is of great practical significance to develop an effective fan blade dustproof technology. The traditional fan blade dustproof method mainly adopts physical protective cover and film pasting and the like. However, these methods have certain limitations. For example, the physical protective cover affects the air flow performance of the fan and reduces the heat dissipation effect. The film pasting method is prone to air bubbles, and static electricity is easily generated during the later use process, which is more prone to dust adsorption.

[0003] In view of the above technical problems, the utility model is hereby researched and proposed.

UTILITARY MODEL CONTENT

[0004] The technical problem to be solved by the utility model is to provide a UV printing production device for preparing fan blade dustproof film, which solves the problems of low production efficiency and affecting the later use effect of the physical protective cover in the prior art, and solves the problems of air bubbles and static electricity generated during the later use process of the film pasting method.

[0005] To solve the above technical problems, the utility model provides a UV printing production device for preparing fan blade dustproof film, which comprises a rack, a crossbeam arranged on the rack, a UV printing mechanism capable of moving left and right on the crossbeam, an annular conveying belt arranged on the rack below the crossbeam and used for placing fan blades and being linked with the UV printing mechanism according to a preset program to complete printing of dustproof film on the fan blades, and a fan blade positioning mechanism arranged at the rear end of the annular conveying belt and used for positioning the fan blades thereon.

[0006] The fan blade positioning mechanism comprises a plurality of limiting blocks and a driving assembly used for driving the plurality of limiting blocks to rotate, the limiting blocks are formed with limiting grooves corresponding to the shape of the front end of the fan blades, the driving assembly comprises a rotating shaft arranged on the rack and in rotational cooperation with the rack and a first driving motor arranged on the rack and used for driving the rotating shaft to rotate, the driving assembly further comprises a plurality of connecting pieces corresponding to the limiting blocks, the connecting pieces comprise an arc-shaped connecting rod and a straight connecting rod connected to one end of the arc-shaped connecting rod, one end of the straight connecting rod is connected to the rotating shaft, and one end of the arc-shaped connecting rod is detachably connected to the limiting block.

[0007] The UV printing production device for preparing the fan-shaped dustproof film, the UV printing mechanism comprises a horizontal plate in sliding cooperation with the cross beam and a vertical plate in sliding cooperation with the horizontal plate, the UV printing mechanism further comprises a nozzle group arranged on the vertical plate, UV curing lamps arranged on the left and right sides of the nozzle group, and a nozzle driving member arranged on the vertical plate and cooperating with the horizontal plate to drive the vertical plate to move up and down.

[0008] The UV printing production device for preparing the fan-shaped dustproof film, the UV printing mechanism further comprises ink gas absorption assemblies respectively arranged between the UV curing lamps and the nozzle group.

[0009] The UV printing production device for preparing the fan-shaped dustproof film, a visual positioning inductor for detecting the fan-shaped dustproof film is arranged on the front end of the nozzle group.

[0010] The UV printing production device for preparing the fan-shaped dustproof film, the curvature of the arc-shaped connecting rod is 90°.

[0011] The UV printing production device for preparing the fan-shaped dustproof film, the gap is formed between the bottom of the limiting block and the annular conveying belt.

[0012] The UV printing production device for preparing the fan-shaped dustproof film, the fan-shaped dustproof film positioning mechanism further comprises a reinforcing rod for connecting the limiting blocks.

[0013] The UV printing production device for preparing the fan-shaped dustproof film, the rack further comprises a protective cover for covering the fan-shaped dustproof film positioning mechanism.

[0014] The UV printing production device for preparing the fan-shaped dustproof film, the front end positioning mechanism for pre-positioning the fan-shaped dustproof film is arranged on the rack at the input end of the annular conveying belt, the front end positioning mechanism comprises a plurality of rotating shafts rotatably arranged on the rack and a plurality of rubber wheels arranged on the rotating shafts, the front end positioning mechanism further comprises a rotating driving member, a cover plate and a plurality of guide strips, the rotating driving member is arranged on one side of the rack and is used to drive the rotating shafts to rotate synchronously, the cover plate is arranged on the rack, the cover plate is formed with avoiding openings for the upper ends of the rubber wheels to expose, and the guide strips are arranged on the cover plate at intervals, the adjacent guide strips form guide channels corresponding to the limiting blocks, and the rubber wheels are arranged in the guide channels.

[0015] The UV printing production device for preparing the fan-shaped dustproof film has the following advantages compared with the prior art.

[0016] The UV printing production device for preparing the fan-shaped dustproof film has the following advantages compared with the prior art.

[0017] 1、 the application forms a dustproof film on the fan by the UV printing mode, can make the production process more simple, improve the production efficiency, reduce the production cost, and the formed dustproof film will not fall off in the later period.

[0018] 2、 the application forms a protective film on the fan by the UV printing mode, does not produce static electricity in the use process, will not adsorb the dust in the environment, can make the fan more clean, is convenient for the later cleaning.

[0019] 3、 the fan positioning mechanism of the application can simultaneously position multiple fans, greatly improve the production efficiency. And the front positioning mechanism is arranged, can preliminarily position the fan, and the staff or mechanical equipment can directly place the fan in the guide channel, the rubber wheel drives the fan to transition to the annular conveying belt, and the annular conveying belt conveys the fan to the limiting groove for positioning, further improve the production efficiency.

DESCRIPTION OF DRAWINGS

[0020] The specific embodiments of the utility model are further described in detail below in combination with the drawings, wherein:

[0021] Figure 1 It is the structure schematic view of the utility model.

[0022] Figure 2 It is another structure schematic view of the utility model.

[0023] Figure 3 It is the structure schematic view of the rotating drive part in the utility model.

[0024] Figure 4 It is the structure schematic view of the UV printing mechanism in the utility model.

[0025] Figure 5 is a structure schematic view of the fan leaf positioning mechanism in the utility model.

[0026] Figure 6 is a structure schematic view of the nozzle driving part in the utility model.

[0027] Figure 7 is a structure schematic view of the protective film in the utility model.

[0028] Figure 8 is another structure schematic view of the rotary driving part in the utility model.

[0029] Figure 9 is Figure 8 the enlarged structure schematic view of A in the utility model.

[0030] In the figure: 1, rack; 10, crossbeam; 2, UV printing mechanism; 20, cross plate; 21, vertical plate; 22, nozzle group; 23, nozzle driving part; 24, ink gas absorption assembly; 25, visual positioning inductor; 26, UV curing lamp;

[0031] 3, annular conveyor belt;

[0032] 4, fan leaf positioning mechanism; 40, limiting block; 41, driving assembly; 42, limiting groove; 43, rotating shaft; 44, first driving motor; 45, connecting piece; 450, arc connecting rod; 451, straight connecting rod; 46, sensor; 47, reinforcing rod; 48, protective cover;

[0033] 5, protective film; 6, front end positioning mechanism; 60, rotating shaft; 61, rubber wheel; 62, cover plate; 63, guide strip; 64, guide channel;

[0034] 7, rotary driving part; 70, second driving motor; 71, driving synchronous wheel; 72, synchronous belt; 73, driven synchronous wheel.

CONCRETE EMBODIMENT

[0035] The embodiment of the utility model is described in detail below in combination with the drawings.

[0036] As Figures 1-9As shown, the utility model discloses a kind of UV printing production device for preparing fan leaf dustproof film, including rack 1, rack 1 is equipped with crossbeam 10, UV printing mechanism 2 is equipped with on crossbeam 10 and can move left and right on it, the rack 1 below crossbeam 10 is equipped with annular conveyer belt 3 for placing fan leaf and pressuring preset program and UV printing mechanism 2 linkage to complete printing dustproof film on fan leaf, the rear end of annular conveyer belt 3 is equipped with fan leaf positioning mechanism 4 for positioning fan leaf on it.Conventional fan leaf protective film, such as wood grain quality protective film, generally fixes protective film on fan leaf by pasting, this mode not only production process is too complex, and bubble is easily generated, and protective film is also prone to falling off problem in later period, in addition, protective film is also prone to static electricity in the process of fan operation, adsorbs dust.The present application generates a layer of protective film on fan leaf by the mode of UV printing, can make production process more simple, improve production efficiency, reduce production cost, simultaneously, the protective film generated does not produce static electricity in use process, will not adsorb dust in environment.

[0037] Annular conveyer belt 3 is provided with tearable protective film 5.For improving the efficiency of production and reducing the cost of later maintenance, therefore adopt annular conveyer belt 3 and UV printing mechanism 2 are used in cooperation, after printing is completed, then by annular conveyer belt 3 is transported to next process.For preventing that UV printing mechanism 2 ink is sprayed on annular conveyer belt 3, causes later difficult to clean, replace etc.Problem, therefore protective film 5 is set on annular conveyer belt 3, when ink is too much, then directly tear protective film 5, paste new protective film 5 can, in the present application, the material of protective film 5 is polyurethane base protective film (such as 3M TM 7070UV) and PET film (such as 3M TM 5932 release film) these two materials both have good flexibility, chemical resistance and tearability.In addition, since fan leaf is placed on protective film 5, when printing, annular conveyer belt 3 moves, fan leaf and protective film 5 cannot move relatively between, therefore, the surface of protective film 5 can be set to antiskid structure, such as increasing roughness etc.

[0038] For example, Figures 1 to 3 And Figure 5As shown, the fan positioning mechanism 4 comprises a plurality of limiting blocks 40 and a driving assembly 41 for driving the plurality of limiting blocks 40 to rotate, the limiting blocks 40 are formed with limiting grooves 42 corresponding to the shape of the front end of the fan, the driving assembly 41 comprises a rotating shaft 43 arranged on the rack 1 and in rotational cooperation with the rack 1, and a first driving motor 44 arranged on the rack 1 for driving the rotating shaft 43 to rotate, the driving assembly 41 further comprises a plurality of connecting pieces 45 corresponding to the limiting blocks 40, the connecting pieces 45 comprise an arc-shaped connecting rod 450 and a straight connecting rod 451 connected to one end of the arc-shaped connecting rod 450, one end of the straight connecting rod 451 is connected with the rotating shaft 43, and one end of the arc-shaped connecting rod 450 is detachably connected with the limiting block 40. The limiting block 40 is provided with a sensor 46 for detecting the fan, and the rack 1 is further provided with a protective cover 48 for covering the fan positioning mechanism 4. In order to improve the production efficiency, a plurality of fans will be placed on the ring-shaped conveying belt 3 at the same time for simultaneous printing, and in order to facilitate positioning, the fan positioning mechanism 4 is arranged, when printing the fan, the fan is placed on the input end of the ring-shaped conveying belt 3 by manual or mechanical equipment, the ring-shaped conveying belt 3 runs into the limiting groove 42, the limiting groove 42 blocks the fan from moving further, when all the limiting grooves 42 have the fan, the sensor 46 detects that all the fans are in place, then the ring-shaped conveying belt 3 stops running, and the first driving motor 44 drives all the limiting blocks 40 to separate from the fan and rotate to the other side, so as not to affect the operation of the UV printing mechanism 2. In addition, when the limiting block 40 is limiting, there is a gap between the bottom of the limiting block 40 and the ring-shaped conveying belt 3, so that the bottom of the limiting block 40 does not contact the ring-shaped conveying belt 3, and the ring-shaped conveying belt 3 or the protective film 5 is not damaged.

[0039] The detachable connection between the limiting block 40 and the arc-shaped connecting rod 450 facilitates replacement when printing different models of fans. It should be noted that the arc-shaped connecting rod 450 can be connected to the limiting block 40 by bolts.

[0040] As Figure 4 、 Figure 6As further shown in the drawings, as a further scheme of the present embodiment, the UV printing mechanism 2 comprises a horizontal plate 20 slidingly fitted with the cross beam 10, and a vertical plate 21 slidingly fitted with the horizontal plate 20, the UV printing mechanism 2 further comprises a nozzle group 22 provided on the vertical plate 21, and UV curing lamps 26 provided on the left and right sides of the nozzle group 22, and a nozzle driving member 23 provided on the vertical plate 21 and cooperating with the horizontal plate 20 to drive the vertical plate 21 to move up and down. The nozzle driving member 23 can adopt a screw rod driving mode, and the screw rod cooperating with the motor driving mode is a conventional technology, which will not be described herein. The nozzle group 22 is arranged to move up and down, which can adapt to the fan blades of different thicknesses. The UV printing mechanism 2 further comprises ink gas absorption assemblies 24 respectively provided between the UV curing lamps 26 and the nozzle group 22. A visual positioning sensor 25 is provided on the front end of the nozzle group 22 for detecting the fan blade. By arranging the visual positioning sensor 25, whether the fan blade is deviated can be further detected, and after the deviation is detected, the UV printing mechanism 2 can compensate to complete the printing of the dustproof film. In addition, by arranging the UV curing lamps 26 on the left and right sides of the nozzle group 22, the curing efficiency can be improved, and since the UV curing lamps 26 are arranged on the left and right sides of the nozzle group 22, bidirectional printing can be realized.

[0041] As shown in the drawings, Figure 5 As a further scheme of the present embodiment, the arc of the arc-shaped connecting rod 450 is 90°. After the arc of the arc-shaped connecting rod 450 is set to 90° and cooperates with the straight connecting rod 451, the motor rotates 90° to drive the limiting block 40 to be horizontally placed above the ring-shaped conveying belt 3, and reversely rotates 90° to be reset, thereby efficiently completing the positioning without occupying too much space.

[0042] As shown in the drawings, Figure 5 As a further scheme of the present embodiment, the fan blade positioning mechanism 4 further comprises a reinforcing rod 47 for connecting the limiting blocks 40 together. By arranging the reinforcing rod 47, the limiting blocks 40 can be connected together as a whole, and the whole structure can be more stable and the positioning can be more accurate.

[0043] As shown in the drawings, Figure 8 , Figure 9As further shown in the drawings, as a further scheme of the embodiment, the frame 1 at the input end of the annular conveying belt 3 is provided with a front end positioning mechanism 6 for positioning the fan blade, the front end positioning mechanism 6 comprises a plurality of rotating shafts 60 rotatably arranged on the frame 1 and a plurality of rubber wheels 61 arranged on the rotating shafts 60, and further comprises a rotating driving member 7, a cover plate 62 and a plurality of guide strips 63, the rotating driving member 7 is arranged on one side of the frame 1 and is used to drive the plurality of rotating shafts 60 to rotate synchronously, the cover plate 62 is arranged on the frame 1, the cover plate 62 is formed with avoiding openings (not shown in the drawings) for the upper ends of the rubber wheels 61 to expose, and the plurality of guide strips 63 are arranged on the cover plate 62 at intervals, adjacent guide strips 63 form a guide channel 64 corresponding to the limiting block 40, and the rubber wheel 61 is arranged in the guide channel 64. After the front end positioning mechanism 6 is arranged, the fan blade can be preliminarily positioned, and the staff or the mechanical equipment can directly place the fan blade in the guide channel 64, and the rubber wheel 61 will drive the fan blade to transition to the annular conveying belt 3, and the annular conveying belt 3 will convey the fan blade to the limiting groove 42 for positioning, thereby greatly improving the production efficiency.

[0044] As shown in the drawings, Figure 8 , Figure 9 As further shown in the drawings, as a further scheme of the embodiment, the rotating driving member 7 comprises a second driving motor 70, a driving synchronous wheel 71, a plurality of synchronous belts 72 and a plurality of driven synchronous wheels 73, the second driving motor 70 is arranged on one side of the frame 1, the driving synchronous wheel 71 is arranged on the output shaft of the second driving motor 70, the rotating shafts 60 are arranged in three and side by side, two driven synchronous wheels 73 are arranged on the middle rotating shaft 60 and the rotating shaft 60 on the left side of the middle rotating shaft 60, one driven synchronous wheel 73 is arranged on the rotating shaft 60 on the right side of the middle rotating shaft 60, and is connected with one of the driven synchronous wheels 73 on the middle rotating shaft 60 through the synchronous belt 72, the other driven synchronous wheel 73 on the middle rotating shaft 60 is also connected with the corresponding driven synchronous wheel 73 on the left side of the middle rotating shaft 60 through the synchronous belt 72, and the driving synchronous wheel 71 on the second driving motor 70 is correspondingly connected with the driven synchronous wheel 73 on the left side of the middle rotating shaft 60 through the synchronous belt 72. As can be known from the above structure, when the rubber wheel 61 rotates, the second driving motor 70 drives each rotating shaft 60 to rotate through the driving synchronous wheel 71, the driven synchronous wheel 73 and the synchronous belt 72, thereby driving the rubber wheel 61 to rotate, and the rubber wheel 61 can convey the fan blade to the annular conveying belt 3 for preliminary positioning.

Claims

1. A UV printing production device for preparing a fan-shaped dust-proof film, characterized in that The application relates to a dustproof film printing machine for fan leaves, which comprises a rack (1), a crossbeam (10) arranged on the rack (1), a UV printing mechanism (2) capable of moving leftward and rightward on the crossbeam (10), a circular conveying belt (3) arranged on the rack (1) below the crossbeam (10) and used for placing fan leaves and being linked with the UV printing mechanism (2) according to a preset program so as to complete printing of the dustproof film on the fan leaves, and a fan leaf positioning mechanism (4) arranged at the rear end of the circular conveying belt (3) and used for positioning the fan leaves. The fan leaf positioning mechanism (4) comprises a plurality of limiting blocks (40) and a driving assembly (41) used for driving the plurality of limiting blocks (40) to rotate, the limiting blocks (40) are formed with limiting grooves (42) corresponding to the shape of the front ends of the fan leaves, the driving assembly (41) comprises a rotating shaft (43) arranged on the rack (1) and in rotating cooperation with the rack (1) and a first driving motor (44) arranged on the rack (1) and used for driving the rotating shaft (43) to rotate, the driving assembly (41) further comprises a plurality of connecting pieces (45) corresponding to the limiting blocks (40), the connecting pieces (45) comprise arc-shaped connecting rods (450) and straight connecting rods (451) connected to the ends of the arc-shaped connecting rods (450), one end of each straight connecting rod (451) is connected to the rotating shaft (43), and one end of each arc-shaped connecting rod (450) is detachably connected to the limiting blocks (40).

2. The UV printing production device for preparing the fan-shaped dustproof film according to claim 1, characterized in that The UV printing mechanism (2) comprises a horizontal plate (20) in sliding cooperation with the crossbeam (10) and a vertical plate (21) in upward and downward sliding cooperation with the horizontal plate (20), the UV printing mechanism (2) further comprises a nozzle group (22) arranged on the vertical plate (21), UV curing lamps (26) arranged on the left and right sides of the nozzle group (22), and nozzle driving pieces (23) arranged on the vertical plate (21) and in cooperation with the horizontal plate (20) so as to drive the vertical plate (21) to move upward and downward.

3. The UV printing production device for preparing the fan-shaped dustproof film according to claim 2, characterized in that The UV printing mechanism (2) further comprises ink gas absorbing assemblies (24) arranged between the UV curing lamps (26) and the nozzle group (22) respectively.

4. The UV printing production device for preparing the fan-shaped dustproof film according to claim 2, characterized in that A visual positioning inductor (25) for detecting the fan leaves is arranged on the front end of the nozzle group (22).

5. The UV printing production device for preparing the fan-shaped dustproof film according to claim 1, characterized in that The arc of the arc-shaped connecting rod (450) is 90 degrees.

6. The UV printing production device for preparing the fan-shaped dustproof film according to claim 1, characterized in that The bottom of the limiting block (40) is spaced apart from the circular conveying belt (3).

7. The UV printing production device for preparing the fan-shaped dustproof film according to claim 1, characterized in that The fan leaf positioning mechanism (4) further comprises a reinforcing rod (47) used for connecting the plurality of limiting blocks (40) together.

8. The UV printing production device for preparing the fan-shaped dustproof film according to claim 1, characterized in that The rack (1) is further provided with a protective cover (48) used for covering the fan leaf positioning mechanism (4).

9. The UV printing production device for preparing the fan-shaped dustproof film according to claim 1, characterized in that The front end positioning mechanism (6) for pre-positioning the fan blades is arranged on the frame (1) of the input end of the endless conveyor belt (3), and comprises a plurality of rotating shafts (60) rotatably arranged on the frame (1) and a plurality of rubber wheels (61) arranged on the rotating shafts (60). The front end positioning mechanism (6) further comprises a rotary driving member (7), a cover plate (62) and a plurality of guide strips (63). The rotary driving member (7) is arranged on one side of the frame (1) and is used to drive the plurality of rotating shafts (60) to rotate synchronously. The cover plate (62) is arranged on the frame (1), and the cover plate (62) is formed with avoiding openings for the upper ends of the rubber wheels (61) to protrude. The plurality of guide strips (63) are arranged on the cover plate (62) at intervals, and adjacent guide strips (63) form guide channels (64) corresponding to the limiting blocks (40) between them. The rubber wheels (61) are correspondingly arranged in the guide channels (64).

10. The UV printing production device for preparing a fan-shaped dustproof film according to claim 8, characterized in that The rotary driving member (7) comprises a second driving motor (70), a driving synchronous wheel (71), a plurality of synchronous belts (72) and a plurality of driven synchronous wheels (73). The second driving motor (70) is arranged on one side of the frame (1). The driving synchronous wheel (71) is arranged on the output shaft of the second driving motor (70). The rotating shafts (60) are arranged in three and side by side. The rotating shaft (60) in the middle and the rotating shaft (60) on the left side of the middle rotating shaft (60) are each provided with two driven synchronous wheels (73). The rotating shaft (60) on the right side of the middle rotating shaft (60) is provided with one driven synchronous wheel (73), and is connected with one of the driven synchronous wheels (73) on the middle rotating shaft (60) through the synchronous belt (72). The other driven synchronous wheel (73) on the middle rotating shaft (60) is also connected with the corresponding driven synchronous wheel (73) on the left rotating shaft (60) through the synchronous belt (72). The driving synchronous wheel (71) on the second driving motor (70) is correspondingly connected with the driven synchronous wheel (73) on the left rotating shaft (60) through the synchronous belt (72).

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