Leveling device for processing protective film

Abstract

The utility model discloses a leveling device for protective film processing in the field of protective film processing equipment, which comprises a first box body, a positioning plate and a supporting plate, the positioning plate is fixedly connected to the left side of the top of an inner cavity of the first box body, and the supporting plate is fixedly connected to the right side of the bottom of the inner cavity of the first box body. First transmission rollers are rotationally connected between the upper left sides of the front side wall and the rear side wall of an inner cavity of the first box body and between the upper right sides of the front side wall and the rear side wall of the inner cavity of the first box body, first electric telescopic rods are fixedly connected to the front side and the rear side of the bottom of the positioning plate, and a second box body is fixedly connected between the output ends of the first electric telescopic rods. According to the protective film leveling device, the tensioning degree of the protective film in the conveying process can be conveniently adjusted, the protective film can be conveniently positioned, the protective film is not prone to deviation, use is convenient, the protective films of different thicknesses can be conveniently leveled, and the use efficiency of the protective film leveling device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of protective film processing equipment, in particular to a leveling device for protective film processing. Background Art

[0002] Protective films can be divided into digital product protective films, car protective films, household protective films and food preservative protective films according to their uses. With the popularity of digital products such as mobile phones in China, protective films have gradually become a general term for screen protective films. After the production of common protective films, their surfaces need to be de-wrinkled and cleaned, and a protective film leveling device is required to de-wrinkle the surface of the protective film.

[0003] At present, in the use of the protective film leveling device, due to the simple structure of the existing protective film leveling device, the protective film is only flattened, which is not convenient for adjusting the tension of the protective film during transmission, and is not convenient for positioning the protective film, resulting in the protective film easily deviating. At the same time, the existing protective film leveling device is not convenient for leveling protective films of different thicknesses, which reduces the use efficiency of the protective film leveling device. For this reason, we propose a leveling device for protective film processing. Utility Model Content

[0004] The purpose of the utility model is to provide a leveling device for protective film processing, so as to solve the problem proposed in the above background technology that the existing protective film leveling device has a simple structure, only flattens the protective film, is not convenient for adjusting the tension of the protective film during transmission, and is not convenient for positioning the protective film, resulting in the protective film easily deviating, and at the same time, the existing protective film leveling device is not convenient for leveling protective films of different thicknesses.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a leveling device for protective film processing, comprising a first box body, a positioning plate and a supporting plate, the positioning plate being fixedly connected to the left side of the top of the inner cavity of the first box body, the supporting plate being fixedly connected to the right side of the bottom of the inner cavity of the first box body, a first transmission roller being rotatably connected between the upper left side of the front and rear side walls of the inner cavity of the first box body and between the upper right side of the front and rear side walls of the inner cavity, a first electric telescopic rod being fixedly connected to the front and rear sides of the bottom of the positioning plate, a second box body being fixedly connected between the output ends of the first electric telescopic rod, a fixing plate being fixedly connected to the front and rear sides of the bottom of the second box body, a second transmission roller being rotatably connected between the lower sides of the inner side walls of the fixing plate, second through holes being opened on the front and rear sides of the bottom of the second box body, and a first electric telescopic rod being fixedly connected to the middle of the front side wall of the second box body. A first motor, and the output end of the first motor passes through the middle of the front side wall of the second box and extends to the inner cavity of the second box, the output end of the first motor is fixedly connected to a bidirectional screw rod, and the bidirectional screw rod is rotatably connected to the middle of the rear side wall of the inner cavity of the second box, the front and rear sides of the top of the support plate are fixedly connected to second electric telescopic rods, a sleeve is fixedly connected between the output ends of the second electric telescopic rods and the right side of the top of the inner cavity of the first box, the front side wall of the sleeve is fixedly connected to a second motor, and the output end of the second motor passes through the front side wall of the sleeve and extends to the inner cavity of the sleeve, the output end of the second motor is fixedly connected to an electric hot pressing roller, and the electric hot pressing roller is rotatably connected to the rear side wall of the inner cavity of the sleeve, and an infrared ranging device is fixedly connected to the front side of the top of the lower sleeve.

[0006] As a further description of the above technical solution:

[0007] A first through hole is opened on the upper sides of the left and right side walls of the first box body, and the shape of the first through hole is rectangular.

[0008] As a further description of the above technical solution:

[0009] An observation window is inlaid on the upper side of the front side wall of the first box body, and the observation window is made of tempered glass.

[0010] As a further description of the above technical solution:

[0011] A control panel is fixedly connected to the lower left side of the front side wall of the first box body, and the control panel is electrically connected to the first electric telescopic rod, the first motor, the second motor, the electric hot pressing roller and the infrared distance measuring device.

[0012] As a further description of the above technical solution:

[0013] The outer side wall of the bidirectional screw rod is threadedly connected with two sliders, and the sliders are slidably connected to the inner cavity of the second through hole.

[0014] As a further description of the above technical solution:

[0015] The bottom of the sliding block is fixedly connected to a limiting plate, and the limiting plate is slidably connected to the outer side wall of the second transmission roller.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1. The leveling device for processing the protective film is connected to the upper side of the first transmission roller and the lower side of the second transmission roller on the left side in sequence through the protective film, and the first electric telescopic rod is driven to extend and retract to drive the second box to move up and down, and drive the second transmission roller to move up and down, thereby driving the second transmission roller to move downward to press the protective film for tension adjustment, and then the first motor drives the bidirectional screw to rotate, drives the slider to drive the limit plate to move back and forth relatively, and drives the limit plate to limit the protective film passing the second transmission roller, so that the protective film leveling device is convenient for adjusting the tension of the protective film in transmission, and is convenient for positioning the protective film, so that the protective film is not easy to deviate and is easy to use.

[0018] 2. The protective film processing leveling device measures the distance between the shells by means of an infrared distance measuring device to obtain the distance between the electric hot pressing rollers, and drives the shells to move up and down by means of a second electric telescopic rod to adjust the distance between the electric hot pressing rollers. The protective film leveling device is convenient for leveling protective films of different thicknesses, thereby improving the use efficiency of the protective film leveling device. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a three-dimensional structural schematic diagram of a leveling device for protective film processing proposed by the utility model;

[0020] Figure 2 This is a schematic diagram of the main structure of a leveling device for protective film processing proposed by the utility model;

[0021] Figure 3 This is a schematic diagram of the front cross-sectional structure of a leveling device for protective film processing proposed by the utility model;

[0022] Figure 4 It is a partial left-side sectional structural schematic diagram of a leveling device for protective film processing proposed by the utility model.

[0023] In the figure: 100, first box body; 110, first through hole; 120, first transmission roller; 130, observation window; 140, control panel; 200, positioning plate; 210, first electric telescopic rod; 220, second box body; 230, fixing plate; 240, second transmission roller; 250, second through hole; 260, first motor; 270, bidirectional screw rod; 280, slider; 290, limit plate; 300, support plate; 310, second electric telescopic rod; 320, casing; 330, second motor; 340, electric hot pressing roller; 350, infrared ranging device. 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] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0026] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] The utility model provides a leveling device for protective film processing, which is convenient for adjusting the tension of the protective film in transmission, facilitating the positioning of the protective film and facilitating the leveling of protective films of different thicknesses. Figure 1-4 , comprising a first box body 100, a positioning plate 200 and a supporting plate 300;

[0028] Please refer again Figure 1-4 A first transmission roller 120 is rotatably connected between the upper left side of the front and rear side walls of the inner cavity of the first box body 100 and between the upper right side of the front and rear side walls of the inner cavity. The first transmission roller 120 is used to facilitate the transmission of the protective film. The first box body 100 is used to support the positioning plate 200 and the support plate 300;

[0029] Please refer again Figure 1-4 The first electric telescopic rod 210 is fixedly connected to the front and rear sides of the bottom of the positioning plate 200. The first electric telescopic rod 210 is used to drive the second box 220 to move up and down. The second box 220 is fixedly connected between the output ends of the first electric telescopic rod 210. The second box 220 is used to support the fixed plate 230. The fixed plate 230 is fixedly connected to the front and rear sides of the bottom of the second box 220. The fixed plate 230 is used to support the second transmission roller 240. The second transmission roller 240 is rotatably connected between the lower side of the inner side wall of the fixed plate 230. The second transmission roller 240 is used to facilitate the transmission of the protective film. The second through hole 250 is opened on the front and rear sides of the bottom of the second box 220 , the second through hole 250 is used to limit the slider 280, the first motor 260 is fixedly connected to the middle of the front side wall of the second box body 220, and the output end of the first motor 260 passes through the middle of the front side wall of the second box body 220 and extends to the inner cavity of the second box body 220, the output end of the first motor 260 is fixedly connected to the bidirectional screw rod 270, and the bidirectional screw rod 270 is rotatably connected to the middle of the rear side wall of the inner cavity of the second box body 220, the first motor 260 is used to drive the bidirectional screw rod 270 to rotate, and drive the slider 280 to move forward and backward relative to each other, the positioning plate 200 is fixedly connected to the left side of the top of the inner cavity of the first box body 100, and the positioning plate 200 is used to support the first electric telescopic rod 210;

[0030] Please refer again Figure 1-4The second electric telescopic rod 310 is fixedly connected to the front and rear sides of the top of the support plate 300. The second electric telescopic rod 310 is used to drive the lower casing 320 to move up and down. The casing 320 is fixedly connected between the output end of the second electric telescopic rod 310 and the right side of the top of the inner cavity of the first box body 100. The front side wall of the casing 320 is fixedly connected to the second motor 330, and the output end of the second motor 330 passes through the front side wall of the casing 320 and extends to the inner cavity of the casing 320. The output end of the second motor 330 is fixedly connected to the electric hot pressing roller 3 40, and the electric hot pressing roller 340 is rotatably connected to the rear side wall of the inner cavity of the sleeve shell 320, the second motor 330 is used to drive the electric hot pressing roller 340 to rotate, and drive the protective film passing between the electric hot pressing rollers 340 to be flattened, the top front side of the lower side sleeve shell 320 is fixedly connected with an infrared ranging device 350, the infrared ranging device 350 is used to measure the distance between the sleeve shells 320, the support plate 300 is fixedly connected to the right side of the bottom of the inner cavity of the first box body 100, and the support plate 300 is used to support the second electric telescopic rod 310.

[0031] Please refer again Figure 1-4 A first through hole 110 is opened on the upper sides of the left and right side walls of the first box body 100. The first through hole 110 is rectangular in shape. The protective film can be easily put into and out of the first box body 100 through the rectangular first through hole 110.

[0032] Please refer again Figure 1-4 An observation window 130 is inlaid on the upper side of the front side wall of the first box body 100. The observation window 130 is made of tempered glass. The observation window 130 made of tempered glass has high strength.

[0033] Please refer again Figure 1-4 A control panel 140 is fixedly connected to the lower left side of the front side wall of the first box body 100. The control panel 140 is electrically connected to the first electric telescopic rod 210, the first motor 260, the second motor 330, the electric hot pressure roller 340 and the infrared ranging device 350. The control panel 140 can control the start and stop of the first electric telescopic rod 210, the first motor 260, the second motor 330, the electric hot pressure roller 340 and the infrared ranging device 350.

[0034] Please refer again Figure 1-4 The outer wall of the bidirectional screw rod 270 is threadedly connected with two sliders 280, and the sliders 280 are slidably connected to the inner cavity of the second through hole 250, and the limit plate 290 can move forward and backward relative to each other through the force applied by the sliders 280.

[0035] Please refer again Figure 1-4The bottom of the slider 280 is fixedly connected to a limiting plate 290 , and the limiting plate 290 is slidably connected to the outer wall of the second transmission roller 240 , so that the protective film transmitted on the second transmission roller 240 can be limited by the limiting plate 290 .

[0036] To summarize, by sequentially wrapping the protective film around the upper side of the first transmission roller 120 on the left and the lower side of the second transmission roller 240, driving the first electric telescopic rod 210 to extend and retract can drive the second box 220 to move up and down, and drive the second transmission roller 240 to move up and down, thereby driving the second transmission roller 240 to move downward to press the protective film for tension adjustment, and then the first motor 260 drives the bidirectional screw rod 270 to rotate, drives the slider 280 to drive the limit plate 290 to move back and forth relative to each other, and drives the limit plate 290 to limit the protective film passing through the second transmission roller 240, so that the protective film leveling device can easily adjust the tension of the protective film in transmission, and can also facilitate the positioning of the protective film, so that the protective film is not easy to deviate and is easy to use.

[0037] In summary, the distance between the shells 320 is measured by the infrared ranging device 350 to obtain the distance between the electric hot pressing rollers 340, and the shells 320 are driven to move up and down by the second electric telescopic rod 310 to adjust the distance between the electric hot pressing rollers 340. The protective film leveling device is convenient for leveling protective films of different thicknesses, thereby improving the use efficiency of the protective film leveling device.

[0038] In specific use, the technical personnel in this field first manually operate the control panel 140 to start the infrared distance measuring device 350 and the second electric telescopic rod 310, then the infrared distance measuring device 350 measures the distance between the casing 320, and the second electric telescopic rod 310 drives the lower casing 320 to move upward until the digital data fed back to the control panel 140 by the infrared distance measuring device 350 reaches the specified data, and then starts the first motor 260, and the first motor 260 drives the bidirectional screw rod 270 to rotate, and the bidirectional screw rod 270 is driven by force to drive the two sliders 2 80 moves relatively forward and backward until the limit plate 290 reaches the specified position, and the staff manually wraps the protective film around the upper side of the first transmission roller 120 on the left, the lower side of the second transmission roller 240, between the electric hot pressing roller 340 and the upper side of the first transmission roller 120 on the right in sequence, and then starts the second motor 330 and the electric hot pressing roller 340. The second motor 330 drives the electric hot pressing roller 340 to rotate, driving the protective film to be transmitted from left to right, and then starts the first electric telescopic rod 210 to extend, driving the second transmission roller 240 to move downward to press the protective film for tension adjustment.

[0039] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "illustrative embodiments", "examples", "specific examples", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0040] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate 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 claims and their equivalents.

Claims

1. A leveling device for protective film processing, characterized in that: The invention comprises a first box body (100), a positioning plate (200) and a support plate (300), wherein the positioning plate (200) is fixedly connected to the left side of the top of the inner cavity of the first box body (100), and the support plate (300) is fixedly connected to the right side of the bottom of the inner cavity of the first box body (100); a first transmission roller (120) is rotatably connected between the upper left side of the front and rear side walls of the inner cavity of the first box body (100) and between the upper right side of the front and rear side walls of the inner cavity; and a first electric telescopic rod (210) is fixedly connected to the front and rear sides of the bottom of the positioning plate (200) A second box (220) is fixedly connected between the output ends of the first electric telescopic rod (210), a fixing plate (230) is fixedly connected to the front and rear sides of the bottom of the second box (220), a second transmission roller (240) is rotatably connected between the lower sides of the inner side walls of the fixing plate (230), a second through hole (250) is opened on the front and rear sides of the bottom of the second box (220), a first motor (260) is fixedly connected in the middle of the front side wall of the second box (220), and the output end of the first motor (260) passes through The first motor (260) is fixedly connected to the middle of the front side wall of the second box (220) and extends to the inner cavity of the second box (220); the output end of the first motor (260) is fixedly connected to a bidirectional screw rod (270), and the bidirectional screw rod (270) is rotatably connected to the middle of the rear side wall of the inner cavity of the second box (220); the front and rear sides of the top of the support plate (300) are fixedly connected to a second electric telescopic rod (310); and a second electric telescopic rod (310) is fixedly connected between the output end of the second electric telescopic rod (310) and the right side of the inner cavity top of the first box (100). A casing (320), the front side wall of the casing (320) is fixedly connected to a second motor (330), and the output end of the second motor (330) passes through the front side wall of the casing (320) and extends to the inner cavity of the casing (320), the output end of the second motor (330) is fixedly connected to an electric hot pressing roller (340), and the electric hot pressing roller (340) is rotatably connected to the rear side wall of the inner cavity of the casing (320), and an infrared ranging device (350) is fixedly connected to the top front side of the lower casing (320).

2. A leveling device for protective film processing according to claim 1, characterized in that: A first through hole (110) is opened on the upper sides of the left and right side walls of the first box body (100), and the shape of the first through hole (110) is rectangular.

3. A leveling device for protective film processing according to claim 1, characterized in that: An observation window (130) is inlaid on the upper side of the front side wall of the first box body (100), and the observation window (130) is made of tempered glass.

4. The leveling device for protective film processing according to claim 1, characterized in that: A control panel (140) is fixedly connected to the lower left side of the front side wall of the first box body (100), and the control panel (140) is electrically connected to the first electric telescopic rod (210), the first motor (260), the second motor (330), the electric hot pressing roller (340) and the infrared distance measuring device (350).

5. The leveling device for protective film processing according to claim 1, characterized in that: Two sliders (280) are threadedly connected to the outer wall of the bidirectional screw rod (270), and the sliders (280) are slidably connected to the inner cavity of the second through hole (250).

6. A leveling device for protective film processing according to claim 5, characterized in that: The bottom of the sliding block (280) is fixedly connected to a limiting plate (290), and the limiting plate (290) is slidably connected to the outer side wall of the second transmission roller (240).

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