Corona equipment for PE (polyethylene) protective film

Abstract

The utility model discloses PE (polyethylene) protective film corona equipment which comprises a rack rotationally provided with guide rollers and a corona roller, the guide rollers are respectively arranged on two sides of the corona roller, and a second fixing frame which is arranged above the corona roller and on the rack and is connected with a high-voltage electrode in a sliding manner, a sliding plate with a plurality of connecting plates is symmetrically arranged below the rack, a plurality of sliding grooves are formed in the two ends of the guide roller and in the rack, the connecting plates are slidably connected with the sliding grooves, and the upper ends of the connecting plates can penetrate through the sliding grooves and are fixedly connected with a circular ring. The circumferential outer wall of each guide roller is sleeved with two circular rings, and a driving mechanism is arranged between the two sliding plates. The PE protective film corona equipment can guide a conveyed protective film, prevents the protective film from deviating in the conveying process, is favorable for improving the corona effect, and can adapt to the size of the protective film for guiding, so that the application range of the equipment is expanded.

Description

Technical Field

[0001] The utility model relates to the technical field of protective film corona treatment, in particular to a PE protective film corona device. Background Art

[0002] PE protective film is a macromolecular organic compound with the simplest structure and the most widely used macromolecular material in the world today. PE protective film is based on a special polyethylene PE plastic film and is divided into high-density polyethylene protective film, medium-density polyethylene protective film and low-density polyethylene protective film according to different densities. The biggest advantage of PE protective film is that the protected product is not polluted, corroded or scratched during production, processing, transportation, storage and use, and the original smooth and bright luster is protected, thereby improving the quality and market competitiveness of the product.

[0003] After searching, the patent publication number CN212046070U discloses a "corona treatment device for processing soft, strong alkali-resistant, hot-adhesive protective film", which includes a fixed plate, a movable wheel fixedly installed on one side of the bottom of the fixed plate, and a bottom plate fixedly installed on the top of the fixed plate, a support rod fixedly installed on one side of the top of the bottom plate, and a fixed rod fixedly installed on the top of the support rod, the outer surface of the fixed rod is rotatably connected to the first roller, a hollow plate fixedly installed on the top of the bottom plate, and a lifting block movably sleeved on the top of the hollow plate, and a threaded rod threadedly sleeved on the top of the front of the hollow plate. The device facilitates better adjustment of the height of the second roller through the mutual cooperation between the hollow plate, the lifting block and the threaded rod, thereby solving the problem that the height of the corona device cannot be adjusted, which leads to poor practicality of the corona device, and improves the height adjustability of the second roller.

[0004] In the prior art, when the protective film is subjected to corona treatment, the protective film is generally transported by a guide roller. However, the protective film is prone to deviation during the transportation process, which affects the overall corona effect of the device. Utility Model Content

[0005] The utility model aims to provide a PE protective film corona device, which can guide the transmitted protective film, avoid the deviation of the protective film during the transmission process, and is conducive to improving the corona effect.

[0006] To achieve the above object, the technical solution adopted by the utility model is: a PE protective film corona device, comprising: a stand on which a guide roller and a corona roller are rotatably mounted, the guide rollers are respectively arranged on both sides of the corona roller, a second fixed frame slidably connected to a high-voltage electrode is installed above the corona roller and on the stand, and a cylinder for driving the high-voltage electrode to move up and down is arranged on the second fixed frame;

[0007] A sliding plate with a plurality of connecting plates is symmetrically arranged below the platform, a plurality of slide grooves are arranged at both ends of the guide roller and on the platform, the connecting plate is slidably connected to the slide groove, and the upper end of the connecting plate can pass through the slide groove and is fixedly connected to a ring, two rings are sleeved on the circumferential outer wall of each guide roller, and a driving mechanism is arranged between the two sliding plates.

[0008] The further improved scheme in the above technical scheme is as follows:

[0009] 1. In the above scheme, the driving mechanism includes: a motor, a disc fixedly mounted on the output shaft of the motor, and an articulated arm rotatably connected between the disc and the sliding plate.

[0010] 2. In the above solution, a mounting seat is provided on opposite sides of the sliding plate, and the mounting seat is rotatably connected to the articulated arm.

[0011] 3. In the above solution, a fixing frame is provided below the stand, and the motor is installed inside the fixing frame.

[0012] 4. In the above solution, the high voltage electrode and the second fixed frame are slidably connected via a plurality of sliding rods.

[0013] 5. In the above solution, the sliding rods are symmetrically distributed about the cylinder.

[0014] 6. In the above solution, a plurality of guide rods are arranged at intervals along the length direction of the stand, and the two sliding plates are both sleeved on the circumferential outer walls of the guide rods.

[0015] Due to the application of the above technical solution, the utility model has the following advantages compared with the prior art:

[0016] The utility model discloses a PE protective film corona device, which is located below a stand and has a sliding plate with a plurality of connecting plates symmetrically arranged thereon, is located at both ends of a guide roller and has a plurality of slide grooves on the stand, the connecting plate is slidably connected to the slide groove, and the upper end of the connecting plate can pass through the slide groove and is fixedly connected with a ring, two rings are sleeved on the circumferential outer wall of each guide roller, and a driving mechanism is arranged between the two sliding plates, and the transmitted PE film can be guided by sleeved the ring on the surface of the guide roller, thereby avoiding the deviation of the protective film during the transmission process, which is beneficial to improving the corona effect; further, the distance between the two connecting plates can be adjusted by the driving mechanism, and the guiding can also be adapted to the size of the protective film, thereby expanding the application range of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Attached Figure 1 This is a first-view structural diagram of the PE protective film corona device of the utility model;

[0018] Attached Figure 2 This is a second perspective structural diagram of the PE protective film corona device of the utility model;

[0019] Attached Figure 3 The local structure diagram of the PE protective film corona device of the utility model Figure 1 ;

[0020] Attached Figure 4 The local structure diagram of the PE protective film corona device of the utility model Figure 2 .

[0021] In the above drawings: 1, fixed frame; 2, bolt; 3, stand; 4, corona roller; 5, guide roller; 6, slide groove; 7, sliding rod; 8, second fixed frame; 9, cylinder; 10, high voltage pole; 11, motor; 12, disc; 13, articulated arm; 14, sliding plate; 141, mounting seat; 15, connecting plate; 16, ring; 17, guide rod. DETAILED DESCRIPTION

[0022] The present invention can be further understood through the specific embodiments given below, but they are not intended to limit the present invention.

[0023] Embodiment 1: A PE protective film corona device, comprising: a stand 3 rotatably mounted with a guide roller 5 and a corona roller 4, wherein the guide rollers 5 are respectively arranged on both sides of the corona roller 4, and a second fixed frame 8 slidably connected with a high-voltage electrode 10 is installed on the stand 3 above the corona roller 4, and a cylinder 9 for driving the high-voltage electrode 10 to move up and down is arranged on the second fixed frame 8;

[0024] Start the cylinder, which drives the high-voltage electrode to move downward, so that the high-voltage electrode contacts the corona roller and both sides of the protective film to achieve corona treatment;

[0025] A sliding plate 14 having a plurality of connecting plates 15 is symmetrically arranged below the platform 3, and a plurality of slide grooves 6 are arranged at both ends of the guide roller 5 and on the platform 3, the connecting plate 15 is slidably connected to the slide groove 6, and the upper end of the connecting plate 15 can pass through the slide groove 6 and is fixedly connected to a ring 16, two rings 16 are sleeved on the circumferential outer wall of each guide roller 5, and a driving mechanism is arranged between the two sliding plates 14;

[0026] The protective film passes through the guide roller on one side, then passes through the corona roller, and then passes through the guide roller on the other side. The motor is started to drive the disc to rotate and drive the eccentric articulated arm to move, so that the articulated arm pulls the sliding plate through the mounting seat to move along the guide rod, the sliding plate drives the connecting plate to move, and the connecting plate drives the anti-deflection ring to move. After adjusting the anti-deflection ring to fit the side of the protective film, the motor is stopped.

[0027] The driving mechanism comprises: a motor 11 , a disc 12 fixedly mounted on the output shaft of the motor 11 , and a hinged arm 13 rotatably connected between the disc 12 and a sliding plate 14 .

[0028] A mounting seat 141 is disposed on opposite sides of the sliding plate 14 , and the mounting seat 141 is rotatably connected to the hinge arm 13 .

[0029] A fixing frame 1 is disposed below the stand 3 , and the motor 11 is installed inside the fixing frame 1 .

[0030] The high voltage electrode 10 is slidably connected to the second fixing frame 8 via a plurality of sliding rods 7 .

[0031] The sliding rods 7 are symmetrically distributed with respect to the cylinder 9 .

[0032] A plurality of guide rods 17 are arranged at intervals along the length direction of the stand 3 , and the two sliding plates 14 are both sleeved on the circumferential outer walls of the guide rods 17 .

[0033] Embodiment 2: A protective film corona device, comprising: a stand 3 rotatably mounted with a guide roller 5 and a corona roller 4, wherein the guide rollers 5 are respectively arranged on both sides of the corona roller 4, and a second fixed frame 8 slidably connected with a high-voltage electrode 10 is installed on the stand 3 above the corona roller 4, and a cylinder 9 for driving the high-voltage electrode 10 to move up and down is arranged on the second fixed frame 8;

[0034] A sliding plate 14 having a plurality of connecting plates 15 is symmetrically arranged below the platform 3, and a plurality of slide grooves 6 are arranged at both ends of the guide roller 5 and on the platform 3, the connecting plate 15 is slidably connected to the slide groove 6, and the upper end of the connecting plate 15 can pass through the slide groove 6 and is fixedly connected to a ring 16, two rings 16 are sleeved on the circumferential outer wall of each guide roller 5, and a driving mechanism is arranged between the two sliding plates 14;

[0035] By setting a circular ring on the surface of the guide roller, the transmitted PE film can be guided, avoiding the deviation of the PE film during transmission, which is beneficial to improving the corona effect; further, by adjusting the distance between the two connecting plates through the driving mechanism, it can also adapt to the size of the protective film for guidance, thereby expanding the scope of application of the device.

[0036] The driving mechanism comprises: a motor 11 , a disc 12 fixedly mounted on the output shaft of the motor 11 , and a hinged arm 13 rotatably connected between the disc 12 and a sliding plate 14 .

[0037] A mounting seat 141 is disposed on opposite sides of the sliding plate 14 , and the mounting seat 141 is rotatably connected to the hinge arm 13 .

[0038] A fixing frame 1 is disposed below the stand 3 , and the motor 11 is installed inside the fixing frame 1 .

[0039] The high voltage electrode 10 is slidably connected to the second fixing frame 8 via a plurality of sliding rods 7 .

[0040] The sliding rods 7 are symmetrically distributed with respect to the cylinder 9 .

[0041] A plurality of guide rods 17 are arranged at intervals along the length direction of the stand 3 , and the two sliding plates 14 are both sleeved on the circumferential outer walls of the guide rods 17 .

[0042] A plurality of bolts 2 are arranged at the bottom of the fixing frame 1 .

[0043] The guide rod 17 is installed between the inner walls of the fixing frame 1 .

[0044] The working principle is:

[0045] When in use, the protective film passes through the guide roller on one side, then passes through the corona roller, and then passes through the guide roller on the other side. The motor is started to drive the disc to rotate and drive the eccentric articulated arm to move, so that the articulated arm pulls the sliding plate through the mounting seat to move along the guide rod, the sliding plate drives the connecting plate to move, and the connecting plate drives the anti-deflection ring to move. After the anti-deflection ring is adjusted to fit the side of the protective film, the motor is stopped;

[0046] Then the cylinder is started, and the cylinder drives the high-voltage electrode to move downward, so that the high-voltage electrode contacts the corona roller and both sides of the protective film to realize corona treatment.

[0047] When using the above-mentioned protective film corona equipment, it can guide the transmitted protective film by setting a circular ring on the surface of the guide roller, thereby avoiding the deviation of the protective film during the transmission process, which is beneficial to improving the corona effect; further, it can adjust the distance between the two connecting plates through the driving mechanism, and can also guide the protective film according to the size of the protective film, thereby expanding the scope of application of the device.

[0048] The above embodiments are only for illustrating the technical concept and features of the utility model, and their purpose is to enable people familiar with the technology to understand the content of the utility model and implement it accordingly, and they cannot be used to limit the protection scope of the utility model. Any equivalent changes or modifications made according to the spirit of the utility model should be included in the protection scope of the utility model.

Claims

1. A PE protective film corona device, comprising: A stand (3) on which a guide roller (5) and a corona roller (4) are rotatably mounted, wherein the guide rollers (5) are respectively arranged on both sides of the corona roller (4), and characterized in that a second fixed frame (8) slidably connected to a high-voltage electrode (10) is mounted above the corona roller (4) and on the stand (3), and a cylinder (9) for driving the high-voltage electrode (10) to move up and down is arranged on the second fixed frame (8); A sliding plate (14) having a plurality of connecting plates (15) is symmetrically arranged below the platform (3), a plurality of slide grooves (6) are arranged at both ends of the guide roller (5) and on the platform (3), the connecting plate (15) is slidably connected to the slide groove (6), and the upper end of the connecting plate (15) can pass through the slide groove (6) and is fixedly connected to a ring (16), two rings (16) are sleeved on the circumferential outer wall of each guide roller (5), and a driving mechanism is arranged between the two sliding plates (14).

2. The PE protective film corona device according to claim 1, characterized in that: The driving mechanism comprises: a motor (11), a disc (12) fixedly mounted on an output shaft of the motor (11), and a hinged arm (13) rotatably connected between the disc (12) and a sliding plate (14).

3. The PE protective film corona device according to claim 2, characterized in that: A mounting seat (141) is provided on opposite sides of the sliding plate (14), and the mounting seat (141) is rotatably connected to the hinged arm (13).

4. The PE protective film corona device according to claim 2, characterized in that: A fixing frame (1) is arranged below the stand (3), and the motor (11) is installed inside the fixing frame (1).

5. The PE protective film corona device according to claim 1, characterized in that: The high voltage electrode (10) and the second fixing frame (8) are slidably connected via a plurality of sliding rods (7).

6. The PE protective film corona device according to claim 5, characterized in that: The sliding rod (7) is symmetrically distributed with respect to the cylinder (9).

7. The PE protective film corona device according to claim 1, characterized in that: A plurality of guide rods (17) are arranged at intervals along the length direction of the platform (3), and the two sliding plates (14) are both sleeved on the circumferential outer walls of the guide rods (17).

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