Surface treatment device for PET sheet processing

Abstract

The utility model discloses a surface treatment device for PET (polyethylene terephthalate) sheet processing, which comprises a base, a first fixing frame is fixedly mounted at the front end of the upper surface of the base, two cleaning rollers are arranged in the first fixing frame, a spraying box is arranged at the position, close to the front end, of the upper surface of the base, an oil storage tank is arranged at the top end of the spraying box, and an oil outlet is formed in the upper surface of the oil storage tank. The surface treatment device comprises an oil storage tank, a connecting pipe is connected into the oil storage tank, an oil delivery pump is arranged on the connecting pipe, a liquid outlet pipe is connected to the bottom of the connecting pipe, and a plurality of atomizing nozzles in a linear array are arranged at the bottom of the liquid outlet pipe. Oil is evenly sprayed out through an atomizing spray head installed at the bottom of a liquid outlet pipe, so that the surface of the PET sheet is evenly smeared, then redundant oil can be recycled through a collecting groove formed under a spraying box so that the redundant oil can be reused subsequently, and the sprayed oil is air-dried to protect the surface of the PET sheet.

Description

Technical Field

[0001] The utility model relates to the technical field of PET sheet processing, in particular to a surface treatment device used for PET sheet processing. Background Art

[0002] PET sheet is a new type of plastic product produced by high-precision machinery through a series of compression polymerization processes. It is widely used in many industries because of its good sensitivity, excellent transparency, good ductility and plasticity, and stable structure.

[0003] When treating the surface of PET sheet, the surface is generally cleaned and then oiled to protect the surface of the PET sheet. However, the PET sheet may be unevenly coated when oiling, and it is also difficult to recover the excess sprayed oil. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a surface treatment device for PET sheet processing to solve the problem mentioned in the above background technology that when the surface of the PET sheet is processed, its surface is generally cleaned and then oiled to protect the surface of the PET sheet, but the PET sheet may be unevenly coated when oiling, and the excess sprayed oil cannot be well recovered.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a surface treatment device for PET sheet processing, comprising a base, a first fixing frame is fixedly installed at the front end position of the upper surface of the base, two cleaning rollers are arranged in the first fixing frame, a spray box is arranged on the upper surface of the base closer to the front end position, an oil storage tank is arranged at the top of the spray box, a connecting pipe is connected to the oil storage tank, an oil pump is arranged on the connecting pipe, a liquid outlet pipe is connected to the bottom of the connecting pipe, a plurality of atomizing nozzles in a linear array are arranged at the bottom of the liquid outlet pipe, and a collecting tank is provided at the bottom of the base directly below the spray box.

[0006] By adopting the above technical scheme, the cleaning roller installed in the first fixed frame will remove some impurities attached to the surface of the PET sheet when passing through the first fixed frame, and then the PET sheet will enter the spray box. Then, when the PET sheet enters the spray box, the oil pump will be turned on first, so that the oil pump can pump oil from the oil storage tank, and then the pumped liquid will be sent to the liquid outlet pipe through the connecting pipe, and then sprayed out from the multiple atomizing nozzles installed at the bottom of the liquid outlet pipe, so as to oil the surface of the PET sheet, and then the collecting tank opened just below the spray box can recover the excess oil sprayed out for subsequent reuse, so as to protect the surface of the PET sheet.

[0007] Preferably, a drying box is fixedly installed at the middle position of the upper surface of the base, two drying fans are arranged on the top of the drying box, and a heating plate is fixedly installed inside the drying box.

[0008] By adopting the above technical solution, two drying fans installed on the top of the drying box will generate warm air to dry the oil on the surface of the PET sheet, and then the heating plate installed at the bottom of the drying box will also generate a certain amount of heat, and then the two will cooperate with each other to speed up the air-drying speed of the oil applied on the surface of the PET sheet.

[0009] Preferably, a second fixing frame is fixedly mounted on the upper surface of the base at a position closer to the rear end, and two pressing rollers are arranged in the second fixing frame.

[0010] By adopting the above technical solution, the PET sheet can be flattened by the pressing roller in the second mounting frame, thereby preventing the PET sheet from wrinkling and affecting subsequent processing.

[0011] Preferably, a mounting frame is fixedly mounted at the rear end position of the upper surface of the base, a driving motor is fixedly mounted on one side end surface of the mounting frame, an output end of the driving motor passes through one side end surface of the mounting frame, and a winding roller is fixedly mounted on the output end of the driving motor.

[0012] By adopting the above technical solution, the driving motor is turned on to drive the winding roller installed on its output end to rotate, thereby winding the surface-treated PET sheet.

[0013] Preferably, a baffle is fixedly installed in the middle of the mounting frame, threaded rods are provided on both side end surfaces of the mounting frame, the inner ends of the threaded rods are connected to the baffle, two fixed rods are fixedly installed in the mounting frame, a hand-cranked wheel is provided at the outer end of the threaded rod, a sliding block is provided outside the threaded rod, and a limiting rod is fixedly installed at the bottom of the sliding block.

[0014] By adopting the above technical solution, the threaded rod is rotated by turning the hand wheel, and then when the threaded rod rotates, the sliding block is driven to translate. When the hand wheel is turned clockwise, the sliding block moves inward, and when the hand wheel is turned counterclockwise, the sliding block moves outward. Then the fixed rod is used to limit the sliding block to prevent the sliding block from rotating when the threaded rod rotates. After the distance between the sliding blocks is adjusted, the limit rod installed at the bottom of the sliding block can limit the rolled PET sheet, thereby preventing deviation during rolling.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. A surface treatment device for PET sheet processing, which sprays oil through multiple atomizing nozzles installed at the bottom of the liquid outlet pipe, so as to evenly apply oil to the surface of the PET sheet, and then the collection tank opened just below the spray box can recover the excess oil sprayed out for subsequent reuse, so as to protect the surface of the PET sheet by air drying the sprayed oil.

[0017] 2. This surface treatment device for PET sheet processing rotates the hand wheel to rotate the threaded rod. When the threaded rod rotates, it drives the sliding block to rotate. Then the limit rod installed at the bottom of the sliding block can limit the rolled PET sheet to prevent deviation during rolling. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a three-dimensional structural schematic diagram of the surface treatment device for PET sheet processing of the utility model;

[0019] Figure 2 It is a rear view stereoscopic structural schematic diagram of the surface treatment device for PET sheet processing of the utility model;

[0020] Figure 3 This is a schematic diagram of the spray box and its related structures of the utility model;

[0021] Figure 4 This is a schematic diagram of the drying box and its related structures of the utility model;

[0022] Figure 5 This is a schematic diagram of the mounting frame of the utility model and its related structures.

[0023] In the figure: 1. base; 2. first fixed frame; 3. cleaning roller; 4. spray box; 5. oil storage tank; 6. connecting pipe; 7. oil pump; 8. liquid outlet pipe; 9. atomizing nozzle; 10. collecting tank; 11. drying box; 12. drying fan; 13. heating plate; 14. second fixed frame; 15. pressure roller; 16. mounting frame; 17. driving motor; 18. winding roller; 19. baffle; 20. threaded rod; 21. fixing rod; 22. hand wheel; 23. sliding block; 24. limiting rod. DETAILED DESCRIPTION

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

[0025] Embodiment 1:

[0026] Please refer to Figures 1-5, a surface treatment device for PET sheet processing, a first fixed frame 2 is fixedly installed at the front end position of the upper surface of the base 1, two cleaning rollers 3 are arranged in the first fixed frame 2, a spray box 4 is arranged on the upper surface of the base 1 closer to the front end, an oil storage tank 5 is arranged at the top of the spray box 4, a connecting pipe 6 is connected to the oil storage tank 5, an oil pump 7 is arranged on the connecting pipe 6, a liquid outlet pipe 8 is connected to the bottom of the connecting pipe 6, a plurality of atomizing nozzles 9 in a linear array are arranged at the bottom of the liquid outlet pipe 8, a collecting tank 10 is provided at the bottom of the base 1 just below the spray box 4, a drying box 11 is fixedly installed in the middle position of the upper surface of the base 1, two drying fans 12 are arranged at the top of the drying box 11, a heating plate 13 is fixedly installed inside the drying box 11, a second fixed frame 14 is fixedly installed on the upper surface of the base 1 closer to the rear end, two pressing rollers 15 are arranged in the second fixed frame 14.

[0027] Working principle: When the PET sheet passes through the first fixed frame 2, the cleaning roller 3 installed in the first fixed frame 2 will remove some impurities attached to the surface of the PET sheet to prevent impurities from remaining on the surface of the PET sheet and affecting the oiling of the PET sheet, and then the PET sheet enters the spray box 4. When the PET sheet enters the spray box 4, the oil pump 7 is turned on first, so that the oil pump 7 draws oil from the oil storage tank 5, and then the drawn liquid is sent to the liquid outlet pipe 8 through the connecting pipe 6, and then sprayed from the multiple atomizing nozzles 9 installed at the bottom of the liquid outlet pipe 8, so as to evenly apply oil to the surface of the PET sheet, and then the collection tank 10 opened just below the spray box 4 can collect excess sprayed oil. The oil is recovered for subsequent reuse to protect the surface of the PET sheet. After the PET sheet is oiled, it enters the drying box 11. The two drying fans 12 installed at the top of the drying box 11 will generate warm air to dry the oil on the surface of the PET sheet. The heating plate 13 installed at the bottom of the drying box 11 will also generate a certain amount of heat. The two cooperate with each other to speed up the air-drying speed of the oil applied on the surface of the PET sheet. After the oil sprayed on the surface of the PET sheet is dried, it will pass through the pressure roller 15 installed in the second fixed frame 14. The pressure roller 15 in the second mounting frame 16 will flatten the PET sheet, thereby preventing the PET sheet from wrinkling and affecting subsequent processing.

[0028] Embodiment 2:

[0029] Please refer to Figures 1-5, a surface treatment device for PET sheet processing, a mounting frame 16 is fixedly installed at the rear end position of the upper surface of the base 1, a driving motor 17 is fixedly installed on one side end face of the mounting frame 16, the output end of the driving motor 17 penetrates through one side end face of the mounting frame 16, a winding roller 18 is fixedly installed on the output end of the driving motor 17, a baffle 19 is fixedly installed in the middle of the mounting frame 16, threaded rods 20 are arranged on both side end faces of the mounting frame 16, the inner ends of the threaded rods 20 are connected to the baffle 19, two fixed rods 21 are fixedly installed in the mounting frame 16, a hand wheel 22 is arranged on the outer end of the threaded rod 20, a sliding block 23 is arranged outside the threaded rod 20, and a limiting rod 24 is fixedly installed on the bottom of the sliding block 23.

[0030] Working principle: when it is necessary to roll up the surface-treated PET sheet, first turn the hand wheel 22 to rotate the threaded rod 20, and then when the threaded rod 20 rotates, it will drive the sliding block 23 to translate, and when the hand wheel 22 is turned clockwise, the sliding block 23 moves inward, and then when the hand wheel 22 is turned counterclockwise, the sliding block 23 moves outward, and then the fixed rod 21 is used to limit the sliding block 23 to prevent the sliding block 23 from rotating when the threaded rod 20 rotates, and then when the distance between the sliding blocks 23 is adjusted, the limit rod 24 installed at the bottom of the sliding block 23 can limit the rolled PET sheet, thereby preventing deviation during rolling, and then turn on the drive motor 17 to drive the winding roller 18 installed on its output end to rotate, so as to roll up the surface-treated PET sheet.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A surface treatment device for PET sheet processing, comprising a base (1), characterized in that: A first fixing frame (2) is fixedly mounted at the front end position of the upper surface of the base (1), two cleaning rollers (3) are arranged in the first fixing frame (2), a spray box (4) is arranged on the upper surface of the base (1) closer to the front end position, an oil storage tank (5) is arranged at the top of the spray box (4), a connecting pipe (6) is connected to the oil storage tank (5), an oil pump (7) is arranged on the connecting pipe (6), a liquid outlet pipe (8) is connected to the bottom of the connecting pipe (6), a plurality of atomizing nozzles (9) in a linear array are arranged at the bottom of the liquid outlet pipe (8), and a collecting tank (10) is provided at the bottom of the base (1) directly below the spray box (4).

2. A surface treatment device for PET sheet processing according to claim 1, characterized in that: A drying box (11) is fixedly mounted in the middle of the upper surface of the base (1), two drying fans (12) are arranged at the top of the drying box (11), and a heating plate (13) is fixedly mounted inside the drying box (11).

3. The surface treatment device for PET sheet processing according to claim 1, characterized in that: A second fixing frame (14) is fixedly mounted on the upper surface of the base (1) at a position closer to the rear end, and two pressing rollers (15) are arranged in the second fixing frame (14).

4. The surface treatment device for PET sheet processing according to claim 1, characterized in that: A mounting frame (16) is fixedly mounted at the rear end of the upper surface of the base (1), a drive motor (17) is fixedly mounted on one end surface of the mounting frame (16), an output end of the drive motor (17) passes through one end surface of the mounting frame (16), and a winding roller (18) is fixedly mounted on the output end of the drive motor (17).

5. The surface treatment device for PET sheet processing according to claim 4, characterized in that: A baffle (19) is fixedly installed in the middle of the mounting frame (16), and threaded rods (20) are provided on both side end surfaces of the mounting frame (16). The inner ends of the threaded rods (20) are connected to the baffle (19), and two fixed rods (21) are fixedly installed in the mounting frame (16). A hand-cranked wheel (22) is provided at the outer ends of the threaded rods (20). A sliding block (23) is provided outside the threaded rod (20), and a limiting rod (24) is fixedly installed at the bottom of the sliding block (23).

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