Film corona machine

Abstract

The utility model discloses a film corona machine, and belongs to the technical field of material surface treatment equipment, the film corona machine comprises a corona box, a corona roller is rotatably installed in the corona box, the corona roller is detachably connected between two moving blocks, a driving assembly used for pushing the corona roller to move in the vertical direction is arranged in the corona box, and the corona roller is detachably connected between the two moving blocks. A push rod is fixed to the top face of the moving block, a through groove is formed in the top face of the corona box, a sealing plate is rotationally installed on the inner wall of the through groove, and the top end of the push rod can push the sealing plate to rotate upwards. According to the corona roller, workers can conveniently clean and check the corona roller.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of material surface treatment equipment, in particular to a thin film corona machine. BACKGROUND

[0002] In the modern manufacturing and industrial fields, surface treatment technology plays a crucial role, especially in improving the adhesion and surface performance of materials. Corona treatment is a widely used technology that generates corona discharge on the surface of materials, thereby changing their surface properties. Corona treatment is widely used in materials such as plastics, paper, and films, especially in the packaging, printing, and coating industries, to improve the performance and processing effect of materials.

[0003] After the corona machine is used for a period of time, dust and dirt may accumulate on the surface of the corona roller, affecting the processing effect on the film, so the surface of the corona roller needs to be cleaned and inspected regularly. In the prior art, the corona machine needs to be disassembled to inspect the surface condition of the corona roller, which is relatively troublesome. CONTENT OF THE UTILITY MODEL

[0004] In order to improve the problem that it is troublesome to inspect the surface of the corona roller, the application provides a thin film corona machine.

[0005] The thin film corona machine provided by the application adopts the following technical scheme:

[0006] A thin film corona machine comprises a corona box, a corona roller is rotatably installed in the corona box, the corona roller is detachably connected between two moving blocks, a driving assembly for pushing the corona roller to move vertically is arranged in the corona box, a push rod is fixed to the top surface of the moving block, a through slot is formed in the top surface of the corona box, a sealing plate is rotatably installed on the inner wall of the through slot, and the top end of the push rod can push the sealing plate to rotate upward.

[0007] By adopting the above technical scheme, when the surface of the corona roller needs to be inspected and cleaned, the driving assembly is used to drive the corona roller to move upward, the moving block drives the push rod to move upward, the push rod abuts against the sealing plate and pushes the sealing plate to rotate upward, so that the corona roller moves into the through slot, thereby facilitating the cleaning and inspection of the corona roller by the staff.

[0008] Preferably, the driving assembly comprises two vertically arranged screw rods, the moving block is sleeved on the outer periphery of the screw rod, the moving block is in threaded transmission cooperation with the screw rod, and a synchronizing member for driving the two screw rods to synchronously rotate is arranged in the corona box.

[0009] By adopting the technical scheme, the two screws are driven to rotate synchronously by the synchronous member, the moving blocks are driven to move vertically by the screws, and then the corona roller moves vertically to adjust the distance between the corona roller and the film, so that the surface treatment of the film with different thicknesses is realized.

[0010] Preferably, the synchronous member comprises a turbine fixed on the outer periphery of the screw, a horizontal worm is rotatably installed in the corona box, the worm is engaged with the turbine, a motor one is installed on the corona box, and the output end of the motor one is fixedly connected with the end of the worm.

[0011] By adopting the technical scheme, the motor one is started to drive the worm to rotate, the worm drives the turbine to rotate, the turbine drives the worm to rotate, and then the two screws are driven to rotate synchronously.

[0012] Preferably, the two moving blocks are respectively a block one and a block two, an installation block is fixed on the side of the block one close to the corona roller, a rotating groove is formed on the side of the installation block close to the corona roller, a rotating block is rotatably installed in the rotating groove, a square groove is formed on the side of the rotating block close to the corona roller, a square block fixed on the end of the corona roller is inserted into the square groove, and a rotating member for driving the rotating block to rotate is arranged on the installation block.

[0013] By adopting the technical scheme, the rotating block is driven to rotate by the rotating member, the corona roller is driven to rotate by the square block, so that the corona roller can uniformly treat the surface of the material, and the whole surface is ensured to be treated by the corona discharge.

[0014] Preferably, the rotating member comprises a rotating rod fixed on the side of the rotating block, a cavity is arranged in the installation block, a motor two is installed in the cavity, and the output end of the motor two is fixedly connected with the end of the rotating rod.

[0015] By adopting the technical scheme, the motor two is started to drive the rotating rod to rotate, and the rotating rod drives the rotating block to rotate.

[0016] Preferably, the block two is fixed with a connecting block on the side close to the corona roller, a positioning block is sleeved on the outer periphery of the connecting block, a positioning groove is formed on the side of the positioning block close to the corona roller, and the end of the corona roller can be inserted into the positioning groove.

[0017] By adopting the technical scheme, the square block on the corona roller is first inserted into the square groove, then the positioning block is moved towards the connecting block, so that the end of the corona roller is aligned with the positioning groove, and then the positioning block is moved to insert the end of the corona roller into the positioning groove.

[0018] Preferably, a connecting groove for inserting the connecting block is arranged on the side of the positioning block away from the corona roller, a positioning hole is arranged on the outer circumferential surface of the positioning block, a positioning pin is inserted into the positioning hole, and a connecting hole for inserting the positioning pin is arranged on the outer circumferential surface of the connecting block.

[0019] By adopting the technical scheme, the end surface of the corona roller abuts against the inner wall of the positioning groove, the positioning hole is aligned with the connecting hole, the positioning pin is inserted into the connecting hole, and the positioning block is limited.

[0020] Preferably, a horizontal rod is rotatably arranged in the through groove, the sealing plate is sleeved on the outer periphery of the horizontal rod, a torsional spring is sleeved on the outer periphery of the horizontal rod, one end of the torsional spring is fixedly connected with the side surface of the sealing plate, the other end of the torsional spring is fixedly connected with the inner wall of the through groove, a lapping block is fixedly arranged on the side surface of the sealing plate away from the horizontal rod, a lapping groove is arranged on the top surface of the corona box, and the bottom surface of the lapping block can abut against the inner bottom surface of the lapping groove.

[0021] By adopting the technical scheme, when the corona roller normally works, the sealing plate is located in the through groove under the elastic force of the torsional spring, and the lapping block is located in the lapping groove, so that the sealing plate is not easy to rotate upward without external force.

[0022] In summary, the present application has at least one of the following beneficial technical effects:

[0023] 1. When the surface of the corona roller needs to be inspected and cleaned, the driving assembly drives the corona roller to move upward, the moving block drives the push rod to move upward, the push rod abuts against the sealing plate and pushes the sealing plate to rotate upward, so that the corona roller moves into the through groove, and the staff can clean and inspect the corona roller;

[0024] 2. The two screws are synchronously driven to rotate by the synchronizing member, the screws drive the moving block to move vertically, and then the corona roller moves vertically to adjust the distance between the corona roller and the film, so that the surface of the film of different thicknesses can be processed;

[0025] 3. The block on the corona roller is inserted into the square groove first, then the positioning block is moved toward the connecting block, so that the end of the corona roller is aligned with the positioning groove, and then the positioning block is moved, so that the end of the corona roller is inserted into the positioning groove. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 It is a schematic view of the overall structure of the film corona machine of the embodiment of the present application.

[0027] Figure 2 It is a sectional view of the corona box in the film corona machine of the embodiment of the present application.

[0028] Figure 3 is Figure 2 is an enlarged schematic view of A in FIG. 1.

[0029] Figure 4 is a schematic view of the installation structure of the corona roller and the moving block in the film corona machine.

[0030] Reference signs: 1, workbench; 11, corona box; 12, moving groove; 13, material conveying roller; 14, film roller; 15, corona roller; 151, square block; 16, through groove; 17, overlapping groove; 2, moving block; 21, block one; 211, installation block; 212, rotating groove; 213, rotating block; 2131, rotating rod; 2132, square groove; 214, cavity; 215, motor two; 22, block two; 221, connecting block; 222, connecting hole; 23, positioning block; 231, connecting groove; 232, positioning hole; 233, positioning pin; 234, positioning groove; 24, push rod; 241, ball; 3, sealing plate; 31, horizontal rod; 32, torsion spring; 33, overlapping block; 4, screw rod; 41, worm; 42, turbine; 43, motor one. DETAILED DESCRIPTION

[0031] The following will be described in detail with reference to the accompanying drawings. Figures 1-4 The present application is further described in detail.

[0032] The present application discloses a film corona machine. Referring to Figure 1 and Figure 2 , the film corona machine comprises a workbench 1, the top surface of the workbench 1 is provided with a corona box 11, the two sides of the corona box 11 are respectively provided with a moving groove 12, and a material conveying roller 13 is rotatably installed in the moving groove 12. A film roller 14 and a corona roller 15 are rotatably installed in the corona box 11, and the corona roller 15 is located above the film roller 14. An electrode system for providing high-voltage current and an ozone collection mechanism are arranged in the corona box 11, and the ozone collection mechanism comprises a negative pressure sensor. Ozone is generated during the discharge process of the corona machine, and the ozone collection mechanism can collect the ozone to avoid leakage of the ozone to the external environment. The negative pressure sensor can monitor the negative pressure state in real time, and when it is detected that the negative pressure is invalid or lower than a preset value, the sensor sends a signal, and after the control system receives the signal of the invalid negative pressure, an automatic shutdown program is immediately started, thereby preventing the ozone from leaking and ensuring the operation safety.

[0033] Referring to Figure 2 and Figure 4The two moving blocks 2 are installed in the corona box 11, and the corona roller 15 is installed between the two moving blocks 2. The two moving blocks 2 are a first block 21 and a second block 22. The first block 21 is fixed with a mounting block 211 on the side close to the corona roller 15. The mounting block 211 is provided with a rotating groove 212 on the side close to the corona roller 15. The rotating groove 212 is rotatably installed with a rotating block 213. The mounting block 211 is provided with a cavity 214. The cavity 214 is installed with a second motor 215. The rotating block 213 is fixed with a rotating rod 2131 on the side close to the first block 21. The output end of the second motor 215 is fixedly connected with the end of the rotating rod 2131. The rotating block 213 is provided with a square groove 2132 on the side close to the corona roller 15. The end of the corona roller 15 is fixed with a square block 151 for inserting into the square groove 2132.

[0034] The second motor 215 is started. The second motor 215 drives the rotating block 213 to rotate through the rotating rod 2131. The rotating block 213 drives the corona roller 15 to rotate through the square block 151 and the square groove 2132. The corona roller 15 can uniformly process the surface of the film. It is ensured that the surface of the film can be processed by the corona discharge.

[0035] Referring to Figure 2 and Figure 4 The second block 22 is fixed with a connecting block 221 on the side close to the corona roller 15. The connecting block 221 is installed with a positioning block 23 between the connecting block 221 and the corona roller 15. The positioning block 23 is provided with a connecting groove 231 on the side away from the corona roller 15 for inserting the second block 22. The outer circumferential surface of the positioning block 23 is provided with a positioning hole 232. The positioning hole 232 is inserted with a positioning pin 233. The outer circumferential surface of the connecting block 221 is provided with a connecting hole 222 for inserting the positioning pin 233. The positioning block 23 is provided with a positioning groove 234 on the side close to the corona roller 15. The end of the corona roller 15 can be inserted into the positioning groove 234.

[0036] First, the square block 151 at the end of the corona roller 15 is inserted into the square groove 2132. The positioning block 23 is moved towards the direction close to the connecting block 221, so as to align the end of the corona roller 15 with the positioning groove 234. Then, the positioning block 23 is moved towards the direction away from the connecting block 221. The end of the corona roller 15 is inserted into the positioning groove 234. The end surface of the corona roller 15 abuts against the inner wall of the positioning groove 234. The positioning hole 232 is aligned with the connecting hole 222. The positioning pin 233 is inserted into the connecting hole 222. The positioning block 23 is limited, so as to install and dismount the corona roller 15.

[0037] Referring to Figure 2, two vertical screws 4 are rotatably installed in the corona box 11, and the screws 4 correspond to the moving blocks 2 one by one. The moving blocks 2 are sleeved on the outer peripheries of the corresponding screws 4, and the moving blocks 2 are threadedly driven with the screws 4. A horizontal worm 41 is rotatably installed in the corona box 11, and a turbine 42 is fixedly sleeved on the outer periphery of the screw 4, and the worm 41 and the turbine 42 are meshed with each other. A motor one 43 is installed on the corona box 11, and the output end of the motor one 43 is fixedly connected with the end portion of the worm 41.

[0038] The motor one 43 is started, the motor one 43 drives the worm 41 to rotate, the worm 41 drives the turbine 42 to rotate, the turbine 42 drives the worm 41 to rotate, and further drives the two screws 4 to synchronously rotate, so as to adjust the distance between the corona roller 15 and the film, thereby realizing the surface treatment of the film with different thicknesses.

[0039] Referring to Figure 2 and Figure 3 , a through groove 16 is formed in the top surface of the corona box 11, a cross rod 31 is rotatably installed in the through groove 16, and a sealing plate 3 is sleeved on the outer periphery of the cross rod 31. The side surface of the sealing plate 3 away from the cross rod 31 is fixedly connected with a lap block 33, a lap groove 17 is formed in the top surface of the corona box 11, and the bottom surface of the lap block 33 can abut against the inner bottom surface of the lap groove 17. A torsional spring 32 is sleeved on the outer periphery of the cross rod 31, one end of the torsional spring 32 is fixedly connected with the side surface of the sealing plate 3, and the other end of the torsional spring 32 is fixedly connected with the inner wall of the through groove 16. The top surface of the moving block 2 is fixedly connected with a push rod 24, the top end of the push rod 24 is fixedly connected with a ball 241, and the ball 241 can abut against the sealing plate 3 and push the sealing plate 3 to rotate upward.

[0040] The implementation principle of the film corona machine in the embodiment of the present application is as follows: when the surface of the corona roller 15 needs to be inspected and cleaned, the motor one 43 is started, the motor one 43 drives the worm 41 to rotate, the worm 41 drives the turbine 42 to rotate, the turbine 42 drives the worm 41 to rotate, and further drives the corona roller 15 to move upward, the moving block 2 drives the push rod 24 to move upward, the push rod 24 abuts against the sealing plate 3 and pushes the sealing plate 3 to rotate upward, so that the corona roller 15 moves into the through groove 16, so as to facilitate the cleaning and inspection of the corona roller 15 by the worker.

[0041] The above are the preferred embodiments of the present application, which do not limit the protection scope of the present application, so that: any equivalent changes made on the structure, shape and principle of the present application should be covered within the protection scope of the present application.

Claims

1. A thin film corona machine characterized by: The utility model provides a corona box (11) is rotatedly installed with corona roller (15) in, corona roller (15) can be detachably connected between two mobile blocks (2), be provided with the drive assembly for urging corona roller (15) along the vertical movement in corona box (11), the top of mobile block (2) is fixed with push rod (24), the top of corona box (11) is provided with through slot (16), the inner wall of through slot (16) is rotatably installed with sealing plate (3), the top of push rod (24) can urge sealing plate (3) and rotate upwards.

2. A thin film corona machine according to claim 1, characterized in that: The drive assembly includes two vertically arranged screw rods (4), the mobile block (2) is sleeved on the outer periphery of the screw rod (4), the mobile block (2) is threadedly driven with the screw rod (4), the corona box (11) is provided with a synchronizer for driving the two screw rods (4) to rotate synchronously.

3. A thin film corona machine according to claim 2, wherein: The synchronizer includes a turbine (42) fixedly sleeved on the outer periphery of the screw rod (4), a horizontal worm (41) rotatably installed in the corona box (11), the worm (41) and the turbine (42) are intermeshed, and a motor (43) is installed on the corona box (11), and the output end of the motor (43) is fixedly connected with the end of the worm (41).

4. A thin film corona machine as claimed in claim 1, wherein: The two mobile blocks (2) are respectively block one (21) and block two (22), the side of block one (21) close to the corona roller (15) is fixedly provided with a mounting block (211), the side of the mounting block (211) close to the corona roller (15) is provided with a rotating groove (212), the rotating groove (212) is rotatably installed with a rotating block (213), the side of the rotating block (213) close to the corona roller (15) is provided with a square groove (2132), the end of the corona roller (15) is fixedly provided with a square block (151) inserted into the square groove (2132), and the mounting block (211) is provided with a rotating member for driving the rotating block (213) to rotate.

5. A thin film corona machine according to claim 4, wherein: The rotating member includes a rotating rod (2131) fixedly provided on the side of the rotating block (213), the mounting block (211) is provided with a cavity (214), the cavity (214) is installed with a motor (215), and the output end of the motor (215) is fixedly connected with the end of the rotating rod (2131).

6. A thin film corona machine according to claim 5, wherein: The side of the block two (22) close to the corona roller (15) is fixedly provided with a connecting block (221), the outer periphery of the connecting block (221) is sleeved with a positioning block (23), the side of the positioning block (23) close to the corona roller (15) is provided with a positioning groove (234), and the end of the corona roller (15) can be inserted into the positioning groove (234).

7. A thin film corona machine according to claim 6, wherein: The positioning block (23) is provided with a connecting groove (231) for inserting the connecting block (221) on the side away from the corona roller (15), the outer circumferential surface of the positioning block (23) is provided with a positioning hole (232), the positioning hole (232) is provided with a positioning pin (233) inserted therein, and the outer circumferential surface of the connecting block (221) is provided with a connecting hole (222) for inserting the positioning pin (233).

8. A thin film corona machine as claimed in claim 1, wherein: The horizontal rod (31) is rotatably installed in the through groove (16), the sealing plate (3) is sleeved on the outer periphery of the horizontal rod (31), the torsional spring (32) is sleeved on the outer periphery of the horizontal rod (31), one end of the torsional spring (32) is fixedly connected with the side surface of the sealing plate (3), the other end of the torsional spring (32) is fixedly connected with the inner wall of the through groove (16), the lapping block (33) is fixedly arranged on the side surface of the sealing plate (3) away from the horizontal rod (31), the top surface of the corona box (11) is provided with a lapping groove (17), and the bottom surface of the lapping block (33) can abut against the inner bottom surface of the lapping groove (17).

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