Slitting device for cast film

Abstract

The utility model discloses a slitting device for a cast film, and relates to the technical field of cast films. The device comprises a base, a machining table and a first support are fixedly arranged on the surface of the base, a controller is fixedly arranged on the outer wall of one side of the first support, two air cylinders are fixedly arranged on the surface of the first support, one ends of output shafts of the two air cylinders penetrate through the first support and are fixedly provided with the same lifting plate, and a cutter is fixedly arranged at the bottom end of the lifting plate; the device further comprises two guide assemblies arranged on the surface of the base, the two guide assemblies are symmetrically arranged on the two sides of the first support, and each guide assembly comprises a second support fixedly arranged on the surface of the base. According to the cast film slitting device, the cast film to be slit can be automatically guided, manual dragging is not needed, time and energy of people are saved, the shape of the cast film cannot be damaged, the cast film on the two sides of a slitting point can be pressed, and the cast film is prevented from deviating in the slitting process.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the cast film technical field especially relates to a cutting device for cast film. BACKGROUND

[0002] The cast film is a kind of flat extrusion film without stretching and orientation produced by melt extrusion and quenching.There are two ways of single-layer extrusion and multi-layer co-extrusion.The cast film needs to be cut during processing, so a cutting device is needed.

[0003] Through the search, the patent with publication number CN210704979U discloses a cutting device for the production of cast film, which has the following disadvantages when in use:

[0004] 1. When the cast film needs to be cut into multiple parts, the remaining cast film needs to be manually dragged under another guide mechanism, which is time-consuming and laborious, and can easily cause deformation of part of the cast film.

[0005] Therefore, we propose a cutting device for cast film. INVENTION CONTENTS

[0006] The utility model aims at solving the shortcomings in the prior art that when the cast film needs to be cut into multiple parts, manual dragging of the remaining cast film under another guide mechanism is time-consuming and laborious, and can easily cause deformation of part of the cast film, and proposes a cutting device for cast film.

[0007] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0008] A cutting device for cast film, comprising:

[0009] A base, the surface of the base is fixed with a processing table and a first support, the outer wall of one side of the first support is fixed with a controller, the surface of the first support is fixed with two air cylinders, the output shaft of the two air cylinders is fixed with the same lifting plate, and the bottom end of the lifting plate is fixed with a cutter;

[0010] It also includes two guide assemblies arranged on the surface of the base, and the two guide assemblies are symmetrically arranged on both sides of the first support, the guide assembly includes a second support fixed on the surface of the base, the outer wall of the second support is slidably connected with two first sliding blocks and two second sliding blocks, and the same horizontal first sliding block and second sliding block are rotatably connected with a guide roller;

[0011] An adjusting mechanism is arranged on one side of the first sliding block for adjusting the distance between the two guide rollers;

[0012] A driving mechanism is arranged on one side of the second sliding block for driving the guide roller to rotate.

[0013] In a possible design, the adjusting mechanism includes a first motor and two fixed blocks, the first motor is fixed on the surface of the second support, the two fixed blocks are both fixed on the inner wall of one side of the second support, a bidirectional screw rod is rotatably arranged between the two fixed blocks, the bidirectional screw rod is threadedly connected with two first sliding blocks respectively, and the output shaft of the first motor is fixed with the bidirectional screw rod.

[0014] In a possible design, the driving mechanism includes a rectangular groove, the rectangular groove is arranged on the surface of the second sliding block, a second motor is fixed on the inner wall of one side of the rectangular groove, and the output shaft of the second motor is fixed with the guide roller.

[0015] In a possible design, the outer wall of one side of the second support is provided with a scale line, and the side close to each other of the two first sliding blocks is both fixed with a triangular block.

[0016] In a possible design, the surface of the lifting plate is fixed with four sliding rods, the bottom ends of the two sliding rods on the same side are both fixed with a pressing plate, the bottom of the pressing plate is lower than the bottom of the cutter, a spring is fixed between the pressing plate and the lifting plate, and the spring is sleeved on the outer wall of the sliding rod.

[0017] In a possible design, the top end of the sliding rod is fixed with a limiting block.

[0018] In a possible design, the bottom of the pressing plate is provided with an arc, and the bottom of the pressing plate is bonded with a rubber pad.

[0019] In a possible design, the surface of the lifting plate is fixed with two positioning rods, and the two positioning rods are both slidably arranged through the first support.

[0020] In the application, when in use, the first motor is started to drive the bidirectional screw rod to rotate, the bidirectional screw rod drives the first sliding blocks to move away from each other, so that the distance between the guide rollers becomes larger, then the cast film is placed between the guide rollers and on the workbench, then the first motor is started to drive the first sliding blocks to reset, so that the guide rollers are attached to the cast film, then the second motor is started to drive the guide rollers to rotate, thereby driving the cast film to move until the cutting point, then the cylinder is started, the cylinder drives the lifting plate and the pressing plate to descend, the pressing plate first presses the cast film on both sides of the cutting point, under the buffering of the spring, the cutter cuts the cast film, after cutting, the cylinder drives the cutter to reset, the spring pushes the pressing plate to reset, at this time, the second motor on the left side of the first support continues to drive the guide rollers to rotate, thereby driving the cut cast film to move away, then the second motor on the right side of the first support drives the guide rollers to rotate, so that the cast film to be cut continues to move, at the same time, the second motor on the left side of the first support drives the two guide rollers to separate, so that the cast film to be cut passes through the guide rollers, then the guide rollers are reset, thereby the cast film can continue to be guided to move until the cutting point, and the cast film can be cut in multiple sections automatically without manual dragging.

[0021] The beneficial effect is that the cutting device for the casting film can automatically guide the casting film to be cut, manual dragging is not needed, time and energy of people are saved, the shape of the casting film is not damaged, the casting film on both sides of the cutting point can be pressed, and deviation of the casting film during cutting is avoided.

[0022] The beneficial effect is that the cutting device for the casting film can automatically guide the casting film to be cut, manual dragging is not needed, time and energy of people are saved, the shape of the casting film is not damaged, the casting film on both sides of the cutting point can be pressed, and deviation of the casting film during cutting is avoided.

[0023] The beneficial effect is that the cutting device for the casting film can automatically guide the casting film to be cut, manual dragging is not needed, time and energy of people are saved, the shape of the casting film is not damaged, the casting film on both sides of the cutting point can be pressed, and deviation of the casting film during cutting is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0024] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will briefly introduce the drawings needed to be used for the embodiment description, obviously, the drawings in the following description are only some embodiments of the utility model, and for the ordinary skilled in the art, other drawings can also be obtained according to these drawings without paying creative labor.

[0025] Fig. 1 It is the whole three-dimensional structure schematic view of an embodiment of the utility model;

[0026] Fig. 2 It is the partial three-dimensional structure schematic view of the first perspective of an embodiment of the utility model;

[0027] Fig. 3 It is the partial three-dimensional structure schematic view of the second perspective of an embodiment of the utility model.

[0028] In the drawing: 1, base; 2, first support; 3, controller; 4, air cylinder; 5, second support; 6, lifting plate; 7, cutter; 8, positioning rod; 9, slide rod; 10, pressing plate; 11, spring; 12, limit block; 13, rubber pad; 14, first sliding block; 15, second sliding block; 16, guide roller; 17, first motor; 18, fixed block; 19, bidirectional screw rod; 20, rectangular groove; 21, second motor; 22, triangular block; 23, processing table. DETAILED DESCRIPTION

[0029] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0030] In the description of the present application, it should be understood that the terms "opening", "upper", "middle", "length", "inner" and the like indicate the orientation or positional relationship, and are only used to facilitate the description of the present application and simplify the description, and do not indicate or imply that the indicated components or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application.

[0031] In order to keep the following description of the embodiments of the present application clear and concise, the present application omits the detailed description of known functions and known components.

[0032] Embodiment 1: Refer to Figs. 1-3 A slitting device, comprising:

[0033] A base 1, a machining table 23 and a first support 2 are fixedly arranged on the surface of the base 1, a controller 3 is fixedly arranged on one side of the outer wall of the first support 2, which is used to control the operation of the whole device, two air cylinders 4 are fixedly arranged on the surface of the first support 2, one end of the output shaft of each of the two air cylinders 4 penetrates through the first support 2 and is fixedly arranged with the same lifting plate 6, a cutter 7 is fixedly arranged at the bottom end of the lifting plate 6, which is used to slit the cast film;

[0034] Further comprising two guide assemblies arranged on the surface of the base 1, the two guide assemblies are symmetrically arranged on the two sides of the first support 2, the guide assembly comprises a second support 5 fixedly arranged on the surface of the base 1, two first sliding blocks 14 and two second sliding blocks 15 are slidingly connected to the outer wall of the second support 5, a guide roller 16 is rotatably connected between the same horizontal first sliding block 14 and the second sliding block 15, the cast film can pass through the guide roller 16 and be transmitted by the guide roller 16;

[0035] The adjusting mechanism is arranged on one side of the first sliding block 14 and is used for adjusting the distance between the two guide rollers 16. The adjusting mechanism comprises a first motor 17 and two fixing blocks 18. The first motor 17 is fixedly arranged on the surface of the second support 5. The two fixing blocks 18 are both fixedly arranged on the inner wall of one side of the second support 5. A bidirectional screw rod 19 is rotatably arranged between the two fixing blocks 18. The bidirectional screw rod 19 is threadedly arranged through the two first sliding blocks 14, respectively. The output shaft of the first motor 17 is fixed to the bidirectional screw rod 19. When the first motor 17 works, the bidirectional screw rod 19 can be driven to rotate, so as to drive the two first sliding blocks 14 to move towards or away from each other, thereby adjusting the distance between the two guide rollers 16, and facilitating the flow of the casting film to pass through.

[0036] The driving mechanism is arranged on one side of the second sliding block 15 and is used for driving the guide roller 16 to rotate. The driving mechanism comprises a rectangular groove 20. The rectangular groove 20 is arranged on the surface of the second sliding block 15. One side of the inner wall of the rectangular groove 20 is fixedly provided with a second motor 21. The output shaft of the second motor 21 is fixed to the guide roller 16. When the second motor 21 works, the guide roller 16 can be driven to rotate, so as to realize the transmission of the casting film.

[0037] The application can be used in the field of casting film, and can also be used in other fields applicable to the application.

[0038] Embodiment 2: A slitting device for casting film improved on the basis of embodiment 1, which is applied to the field of casting film.

[0039] In one aspect of the embodiment, the outer wall of one side of the second support 5 is provided with a scale line, and the side of the two first sliding blocks 14 close to each other is fixedly provided with a triangular block 22. By reading the scale line and observing the position of the triangular block 22, people can intuitively understand the distance between the guide rollers 16.

[0040] In one aspect of the embodiment, the surface of the lifting plate 6 is fixedly provided with four slide rods 9. The bottom ends of the two slide rods 9 on the same side are both fixedly provided with a pressing plate 10. The bottom of the pressing plate 10 is lower than the bottom of the cutter 7. A spring 11 is fixedly arranged between the pressing plate 10 and the lifting plate 6, and the spring 11 is sleeved on the outer wall of the slide rod 9. In this way, when the pressing plate 10 contacts the casting film, the casting film can be moderately flattened by the elastic force of the spring 11, thereby improving the slitting effect.

[0041] In one aspect of the embodiment, the top ends of the slide rods 9 are fixedly provided with limiting blocks 12, so as to prevent the slide rods 9 from being separated from the lifting plate 6 during the lifting process.

[0042] In one aspect of the embodiment, the bottom of the pressing plate 10 is provided with an arc shape, and the bottom of the pressing plate 10 is bonded with a rubber pad 13. In this way, not only the adhesion of the pressing plate 10 to the casting film can be improved, but also the frictional damage to the casting film can be reduced.

[0043] In one aspect of the embodiment, the surface of the lifting plate 6 is fixed with two positioning rods 8, both of which slide through the first support 2, ensuring the stability of the lifting plate 6 during lifting.

[0044] It should be noted that in the description of the present specification, the description such as "first", "second" and the like is only used to distinguish various features, and does not have actual order or pointing meaning, and the present application is not limited thereto.

[0045] In the description of the present specification, the description of the terms "one embodiment", "example", "specific example" and the like means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are contained in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the described specific features, structures, materials or characteristics can be combined in any one or more embodiments or examples in a suitable manner.

[0046] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details, and the utility model is not limited to the specific embodiments described. Obviously, according to the content of the specification, many modifications and changes can be made. The specification selects and specifically describes these embodiments in order to better explain the principles and practical application of the utility model, so that the skilled in the art can well understand and utilize the utility model. The utility model is limited by the claims and the whole scope and equivalents thereof.

Claims

1. A slitting device for cast film, characterized in that The utility model relates to a cutting device for cutting plate, including: Base (1), the surface of base (1) is fixed with processing platform (23) and first support (2), the side outer wall of first support (2) is fixed with controller (3), the surface of first support (2) is fixed with two air cylinders (4), the one end of output shaft of two air cylinders (4) all passes through first support (2) and is fixed with same lifting plate (6), the bottom of lifting plate (6) is fixed with cutter (7); Still including two guide assemblies arranged on the surface of base (1), two guide assemblies are symmetrically arranged on the both sides of first support (2), and the guide assembly includes second support (5) fixed on the surface of base (1), the outer wall of second support (5) is slidably connected with two first sliding blocks (14) and two second sliding blocks (15), and the same horizontal first sliding block (14) and second sliding block (15) are rotatably connected with guide roller (16) between them; Adjusting mechanism, the adjusting mechanism is arranged at one side of first sliding block (14), and is used for adjusting the interval of two guide rollers (16); Driving mechanism, the driving mechanism is arranged at one side of second sliding block (15), and is used for driving guide roller (16) to rotate.

2. A slitting device for cast film as claimed in claim 1, characterized in that The adjusting mechanism includes first motor (17) and two fixed blocks (18), the first motor (17) is fixed on the surface of second support (5), the two fixed blocks (18) are fixed on the inner wall of one side of second support (5), the bidirectional screw rod (19) is rotatably penetrated between the two fixed blocks (18), the bidirectional screw rod (19) is respectively screwed through two first sliding blocks (14), and the output shaft of first motor (17) is fixed with bidirectional screw rod (19).

3. A slitting device for a cast film as claimed in claim 2, characterized in that The driving mechanism includes rectangular groove (20), the rectangular groove (20) is formed on the surface of second sliding block (15), the inner wall of one side of rectangular groove (20) is fixed with second motor (21), and the output shaft of second motor (21) is fixed with guide roller (16).

4. A slitting device for a cast film as claimed in claim 3, characterized in that The outer wall of one side of second support (5) is provided with a scale line, and the side of two first sliding blocks (14) close to each other is fixed with a triangular block (22).

5. A slitting device for a cast film as claimed in claim 4, characterized in that The surface of lifting plate (6) is fixed with four slide rods (9), the bottom of two slide rods (9) on the same side is fixed with a pressing plate (10), the bottom of pressing plate (10) is lower than the bottom of cutter (7), a spring (11) is fixed between pressing plate (10) and lifting plate (6), and the spring (11) is sleeved on the outer wall of slide rod (9).

6. A slitting device for a cast film as claimed in claim 5, characterized in that The top of slide rod (9) is fixed with a limiting block (12).

7. A slitting device for a cast film as claimed in claim 6, characterized in that The bottom of pressing plate (10) is provided with an arc, and the bottom of pressing plate (10) is bonded with a rubber pad (13).

8. A slitting device for a cast film as claimed in claim 7, characterized in that The surface of lifting plate (6) is fixed with two positioning rods (8), and the two positioning rods (8) are slidably penetrated through first support (2).

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