PET release film winding device

Abstract

The utility model belongs to the technical field of release films, and particularly relates to a PET release film winding device which comprises a base and a side plate, and a conveying mechanism, a meter counting mechanism and a cutting mechanism are arranged on the surface of the base. The conveying mechanism is used for realizing the rolling and guiding actions of the guide rollers; the meter counting mechanism realizes the action of metering the rolling length of the release film by a meter counter; and the cutting mechanism realizes the action of cutting the release film after the cutting blade finishes winding. According to the PET release film winding device, the two ends of a connecting shaft fixed to the surface of a connecting plate are elastically connected with a fixing shaft through extension springs, so that a meter counter on the connecting plate makes contact and friction with a release film all the time, a cutting pressing plate is arranged above a cutting plate, and after the release film is pressed, a cutting blade conducts cutting; the technical problems that when an existing device counts the meter through a roller in the rolling process, the roller slides or is disengaged from contact, the metering position is inaccurate, and after rolling is completed, tensile deformation of the release film is affected by the narrowing tension of the release film in the cutting process are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of release films, in particular to a PET release film winding device. Background Art

[0002] A release film winding device (Announcement No.: CN218088087U) disclosed on a Chinese patent website solves the problem of manual cutting of the release film after the winding roller is wound, resulting in uneven cuts and low efficiency. In addition, the lack of accurate measurement of the winding length of the release film during winding leads to deviations in the length of the release film wound on the winding roller and a lack of uniformity. However, the following problems still exist:

[0003] In actual use, the roller is driven to rotate only by the release film when winding, and the angle sensor monitors the number of revolutions of the roller. If the roller slips or loses contact during winding, the measurement will be inaccurate.

[0004] After the release film is rolled up, the motor rotates to drive the threaded rod to rotate, so that the blade moves to cut the release film. During the cutting process, the release film becomes narrower and the tension affects the stretching and deformation of the release film, making it inconvenient to use. Utility Model Content

[0005] Based on the technical problems that the existing devices use rollers to measure meters during winding, the rollers slip or lose contact, resulting in inaccurate measurement, and the tension of the release film becomes narrow during the cutting process after winding, affecting the stretching and deformation of the release film, the utility model proposes a PET release film winding device.

[0006] The utility model provides a PET release film winding device, comprising a base and a side plate, wherein the surface of the base is respectively provided with a conveying mechanism, a metering mechanism and a cutting mechanism;

[0007] The conveying mechanism, the metering mechanism and the cutting mechanism are located on the same axis;

[0008] The conveying mechanism includes a guide roller, and the conveying mechanism realizes the action of winding and guiding the guide roller;

[0009] The meter-counting mechanism includes a meter-counter, and the meter-counting mechanism realizes the action of the meter-counter measuring the length of the release film roll;

[0010] The cutting mechanism comprises a cutting blade, and the cutting mechanism realizes the action of cutting the release film after the cutting blade is rolled up.

[0011] Preferably, the conveying mechanism also includes a conveying bracket, the surface of the conveying bracket is fixedly connected to the surface of the base, the two ends of the guide roller are respectively rotatably connected to the surface of the side plate and the surface of the conveying bracket, the surface of the side plate is rotatably connected to a winding roller, and the surface of the winding roller is slidably connected to a pushing baffle.

[0012] Preferably, a pressure roller is arranged above the guide roller, and both ends of the pressure roller are fixedly connected with conveying sliders, and the surfaces of the two conveying sliders are respectively slidably connected to the surfaces of the side plates and the surfaces of the conveying brackets, and the surface of the conveying slider is fixedly connected with a conveying cylinder, and the surfaces of the two conveying cylinders are respectively fixedly connected to the surfaces of the side plates and the surfaces of the conveying brackets.

[0013] Preferably, the meter counting mechanism also includes a fixed shaft, a meter counting bracket is fixedly connected to the surface of the base, two ends of the two fixed shafts are respectively fixedly connected to the surface of the side plate and the surface of the meter counting bracket, the surfaces of the two fixed shafts are respectively rotatably connected with passing rollers and connecting plates, the surface of the connecting plate is fixedly connected with a connecting shaft, both ends of the connecting shaft are fixedly connected with tension springs, the two ends of the connecting shaft are elastically connected to the two ends of the fixed shaft through the tension springs, and the surface of the connecting plate is fixedly connected to the surface of the meter.

[0014] Preferably, the cutting mechanism also includes a cutting pressure plate, the surface of the base is fixedly connected to a cutting bracket, both ends of the cutting pressure plate are fixedly connected to pressure plate sliders, the surfaces of the two pressure plate sliders are respectively slidably connected to the surfaces of the side plate and the surface of the cutting bracket, the surface of the pressure plate slider is fixedly connected to a pressure plate cylinder, and the surfaces of the two pressure plate cylinders are respectively fixedly connected to the surfaces of the side plate and the surface of the cutting bracket.

[0015] Preferably, a cutting plate is provided below the cutting blade, and the surface of the cutting plate is fixedly connected to the surface of the side plate and the surface of the cutting bracket respectively; both ends of the cutting blade are fixedly connected to cutting sliders, and the surfaces of the two cutting sliders are slidingly connected to the surfaces of the side plate and the surface of the cutting bracket respectively; the surface of the cutting slider is fixedly connected to a cutting cylinder, and the surfaces of the two cutting cylinders are fixedly connected to the surface of the side plate and the surface of the cutting bracket respectively.

[0016] The beneficial effects of the present invention are:

[0017] By setting up a metering mechanism and a cutting mechanism, the two ends of the connecting shaft fixed on the surface of the connecting plate are elastically connected to the fixed shaft through a tension spring, so that the meter on the connecting plate is always in contact and friction with the release film, and a cutting pressure plate is arranged above the cutting plate to press the release film tightly and then the cutting blade cuts it, thereby solving the technical problems of the existing device using a roller to measure meters during winding, resulting in inaccurate measurement, and the release film becoming narrower and the tension affecting the stretching and deformation of the release film during the cutting process after the winding is completed. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of a PET release film winding device proposed by the utility model;

[0019] Figure 2 This is a three-dimensional diagram of the meter structure of a PET release film winding device proposed by the utility model;

[0020] Figure 3 This is a right view of the cutting plate structure of a PET release film winding device proposed by the utility model.

[0021] In the figure: 1. base; 2. side plate; 3. guide roller; 4. meter counter; 5. cutting blade; 301. conveying bracket; 302. winding roller; 303. pushing baffle; 304. pressure roller; 305. conveying slider; 306. conveying cylinder; 401. fixed shaft; 402. meter bracket; 403. passing roller; 404. connecting plate; 405. connecting shaft; 406. tension spring; 501. cutting pressure plate; 502. cutting bracket; 503. pressure plate slider; 504. pressure plate cylinder; 505. cutting plate; 506. cutting slider; 507. cutting cylinder. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0023] Reference Figure 1-Figure 3 A PET release film winding device comprises a base 1 and a side plate 2, wherein a conveying mechanism, a metering mechanism and a cutting mechanism are respectively arranged on the surface of the base 1;

[0024] The conveying mechanism, metering mechanism and cutting mechanism are located on the same axis;

[0025] The conveying mechanism includes a guide roller 3, and the conveying mechanism realizes the action of winding and guiding the guide roller 3;

[0026] The meter-counting mechanism includes a meter-counting device 4, and the meter-counting mechanism implements the action of the meter-counting device 4 measuring the length of the release film winding;

[0027] The cutting mechanism comprises a cutting blade 5, and the cutting mechanism realizes the action of cutting the release film after the cutting blade 5 is rolled up.

[0028] The conveying mechanism also includes a conveying bracket 301, the surface of the conveying bracket 301 is fixedly connected to the surface of the base 1, the two ends of the guide roller 3 are rotatably connected to the surface of the side plate 2 and the surface of the conveying bracket 301 respectively, the surface of the side plate 2 is rotatably connected to the winding roller 302, and the surface of the winding roller 302 is slidably connected to the push baffle 303.

[0029] Furthermore, the release film moves from the guide roller 3 to the winding roller 302 .

[0030] A pressure roller 304 is arranged above the guide roller 3, and both ends of the pressure roller 304 are fixedly connected with conveying sliders 305, and the surfaces of the two conveying sliders 305 are slidingly connected to the surfaces of the side plates 2 and the surfaces of the conveying brackets 301, respectively. The surfaces of the conveying sliders 305 are fixedly connected with conveying cylinders 306, and the surfaces of the two conveying cylinders 306 are fixedly connected to the surfaces of the side plates 2 and the surfaces of the conveying brackets 301, respectively.

[0031] Furthermore, the pressing roller 304 above the guide roller 3 presses the release film to prevent it from unwinding after cutting.

[0032] The meter-counting mechanism also includes a fixed shaft 401, a meter-counting bracket 402 is fixedly connected to the surface of the base 1, the two ends of the two fixed shafts 401 are respectively fixedly connected to the surface of the side plate 2 and the surface of the meter-counting bracket 402, the surfaces of the two fixed shafts 401 are respectively rotatably connected with a passing roller 403 and a connecting plate 404, the surface of the connecting plate 404 is fixedly connected with a connecting shaft 405, both ends of the connecting shaft 405 are fixedly connected with a tension spring 406, the two ends of the connecting shaft 405 are elastically connected to the two ends of the fixed shaft 401 through the tension spring 406, and the surface of the connecting plate 404 is fixedly connected to the surface of the meter 4.

[0033] Furthermore, the tension spring 406 connects the fixed shaft 401 and the connecting shaft 405 to make the meter meter 4 fit the release film.

[0034] The cutting mechanism also includes a cutting plate 501, a cutting bracket 502 is fixedly connected to the surface of the base 1, and both ends of the cutting plate 501 are fixedly connected to platen sliders 503, and the surfaces of the two platen sliders 503 are respectively slidably connected to the surfaces of the side plate 2 and the surfaces of the cutting bracket 502, and the surface of the platen slider 503 is fixedly connected to a platen cylinder 504, and the surfaces of the two platen cylinders 504 are respectively fixedly connected to the surfaces of the side plate 2 and the surfaces of the cutting bracket 502.

[0035] Furthermore, the cutting pressing plate 501 presses the release film tightly before cutting to prevent the release film from stretching and deforming.

[0036] A cutting plate 505 is arranged below the cutting blade 5, and the surfaces of the cutting plate 505 are respectively fixedly connected to the surfaces of the side plate 2 and the surfaces of the cutting bracket 502, and cutting sliders 506 are fixedly connected at both ends of the cutting blade 5, and the surfaces of the two cutting sliders 506 are respectively slidably connected to the surfaces of the side plate 2 and the surfaces of the cutting bracket 502, and cutting cylinders 507 are fixedly connected to the surfaces of the cutting sliders 506, and the surfaces of the two cutting cylinders 507 are respectively fixedly connected to the surfaces of the side plate 2 and the surfaces of the cutting bracket 502.

[0037] Further, the bevel cutting blade 5 cuts downwards to match the cutting plate 505 .

[0038] By setting up a metering mechanism and a cutting mechanism, the two ends of the connecting shaft 405 fixed on the surface of the connecting plate 404 are elastically connected to the fixed shaft 401 through a tension spring 406, so that the meter 4 on the connecting plate 404 is always in contact and friction with the release film, and a cutting pressure plate 501 is arranged above the cutting plate 505 to press the release film and then cut it with a cutting blade 5, thereby solving the technical problems of the existing device using a roller to measure meters during winding, resulting in inaccurate measurement, and the release film becoming narrower and the tension affecting the stretching and deformation of the release film during the cutting process after the winding is completed.

[0039] Working principle:

[0040] Before use, the release film passes over the passing roller 403 of the metering mechanism, the connecting plate 404 rotates around the fixed shaft 401 to adjust the position of the metering device 4 to contact the surface of the release film, the tension spring 406 connects the fixed shaft 401 and the two ends of the connecting shaft 405 on the connecting plate 404, so that the metering device 4 presses the surface of the release film downward, and the release film passes between the guide roller 3 and the pressure roller 304 from the top of the cutting plate 505 of the cutting mechanism to the winding roller 302, and the winding roller 302 rotates and rewinds. After the winding is completed, the release film stops moving, and the two pressure plate cylinders 504 of the cutting mechanism respectively drive the two pressure plate sliders 503 to slide downward on the surface of the side plate 2 and the cutting bracket 502, and the two pressure plate sliders 503 drive The cutting platen 501 moves downward synchronously to contact the cutting plate 505 and press the release film. The two cutting cylinders 507 respectively drive the two cutting sliders 506 to slide downward on the surface of the side plate 2 and the cutting bracket 502. The two cutting sliders 506 drive the cutting blade 5 to move downward synchronously to cut the release film. After cutting is completed, the cutting cylinder 507 drives the cutting blade 5 to move upward and leave the cutting plate 505. The two conveying cylinders 306 of the conveying mechanism respectively drive the two conveying sliders 305 to slide downward on the surface of the side plate 2 and the conveying bracket 301. The two conveying sliders 305 drive the pressure roller 304 to move downward synchronously to press the release film. The pressure plate cylinder 504 drives the cutting platen 501 to move upward and leave the cutting plate 505.

[0041] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A PET release film winding device, comprising a base (1) and a side plate (2), characterized in that: The surface of the base (1) is respectively provided with a conveying mechanism, a metering mechanism and a cutting mechanism; The conveying mechanism, the metering mechanism and the cutting mechanism are located on the same axis; The conveying mechanism comprises a guide roller (3), and the conveying mechanism realizes the action of winding and guiding the guide roller (3); The meter-counting mechanism comprises a meter-counting device (4), and the meter-counting mechanism enables the meter-counting device (4) to measure the length of the release film roll; The cutting mechanism comprises a cutting blade (5), and the cutting mechanism realizes the action of cutting the release film after the cutting blade (5) is rolled up.

2. A PET release film winding device according to claim 1, characterized in that: The conveying mechanism also includes a conveying bracket (301), the surface of the conveying bracket (301) is fixedly connected to the surface of the base (1), the two ends of the guide roller (3) are rotatably connected to the surface of the side plate (2) and the surface of the conveying bracket (301), the surface of the side plate (2) is rotatably connected to a winding roller (302), and the surface of the winding roller (302) is slidably connected to a material pushing baffle (303).

3. A PET release film winding device according to claim 2, characterized in that: A pressure roller (304) is arranged above the guide roller (3), and both ends of the pressure roller (304) are fixedly connected with conveying sliders (305), and the surfaces of the two conveying sliders (305) are respectively slidably connected to the surfaces of the side plates (2) and the surfaces of the conveying brackets (301), and the surfaces of the conveying sliders (305) are fixedly connected with conveying cylinders (306), and the surfaces of the two conveying cylinders (306) are respectively fixedly connected to the surfaces of the side plates (2) and the surfaces of the conveying brackets (301).

4. A PET release film winding device according to claim 1, characterized in that: The meter-counting mechanism further comprises a fixed shaft (401), a meter-counting bracket (402) is fixedly connected to the surface of the base (1), two ends of the two fixed shafts (401) are respectively fixedly connected to the surface of the side plate (2) and the surface of the meter-counting bracket (402), the surfaces of the two fixed shafts (401) are respectively rotatably connected to a passing roller (403) and a connecting plate (404), the surface of the connecting plate (404) is fixedly connected to a connecting shaft (405), both ends of the connecting shaft (405) are fixedly connected to a tension spring (406), the two ends of the connecting shaft (405) are respectively elastically connected to the two ends of the fixed shaft (401) through the tension spring (406), and the surface of the connecting plate (404) is fixedly connected to the surface of the meter-counting device (4).

5. The PET release film winding device according to claim 1, characterized in that: The cutting mechanism also includes a cutting plate (501), the surface of the base (1) is fixedly connected to a cutting bracket (502), both ends of the cutting plate (501) are fixedly connected to plate sliders (503), the surfaces of the two plate sliders (503) are respectively slidably connected to the surfaces of the side plate (2) and the surfaces of the cutting bracket (502), the surface of the plate slider (503) is fixedly connected to a plate cylinder (504), and the surfaces of the two plate cylinders (504) are respectively fixedly connected to the surfaces of the side plate (2) and the surfaces of the cutting bracket (502).

6. A PET release film winding device according to claim 5, characterized in that: A cutting plate (505) is provided below the cutting blade (5), and the surface of the cutting plate (505) is fixedly connected to the surface of the side plate (2) and the surface of the cutting bracket (502) respectively. Cutting sliders (506) are fixedly connected to both ends of the cutting blade (5), and the surfaces of the two cutting sliders (506) are slidably connected to the surfaces of the side plate (2) and the surface of the cutting bracket (502) respectively. A cutting cylinder (507) is fixedly connected to the surface of the cutting slider (506), and the surfaces of the two cutting cylinders (507) are fixedly connected to the surfaces of the side plate (2) and the surface of the cutting bracket (502) respectively.

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