OPP film cutting device

Abstract

The utility model provides an OPP film cutting device which comprises a working table and a clamping mechanism, the clamping mechanism comprises two supporting frames, the two supporting frames are fixedly connected to one end and the other end of the top of the working table respectively, the bottoms of the inner walls of the supporting frames are fixedly connected with fixing blocks, and the fixing blocks are fixedly connected with the working table. A first electric telescopic rod is fixedly connected to the top of the inner wall of the supporting frame, a clamping plate is fixedly connected to the bottom end of the first electric telescopic rod, and a cutting table is fixedly connected to the top of the workbench. According to the OPP film cutting device, the side edge of an OPP film is limited in advance through the multiple limiting rollers before clamping, hemming and wrinkling of the side edge of the OPP film caused by large tension during subsequent unfolding are facilitated, the smoothness in the unfolding process is facilitated through rotation of the multiple rotating rods, the finished product quality of the cut OPP film is improved, the production qualification rate of the OPP film is increased, and the production efficiency of the OPP film is improved. And the OPP film can be cut and processed conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of cutting devices, in particular to an OPP film cutting device. Background Art

[0002] OPP is a biaxially oriented polypropylene film. It is a film made of polypropylene as the main raw material and biaxially stretched by the flat film method. It has high tensile strength, high rigidity, good transparency, good gloss, low static performance, excellent printing performance and coating adhesion, excellent water vapor and barrier properties, so it is widely used in various packaging industries. OPP film can be divided into multiple varieties according to different uses, such as OPP ordinary glossy film, OPP heat-sealed film, OPP cigarette packaging film, OPP pearlescent film, OPP porcelain white film, OPP metallized film and OPP matte film. The overall OPP film after production is relatively long and needs to be wound on the film drum, which is inconvenient to use. Therefore, the film body needs to be cut into several monomers of the same size. .

[0003] Chinese patent CN216543534U discloses an OPP film cutting device. The technical solution is that a worker pulls the OPP film so that one end of the OPP film passes through two pressing rollers in sequence, and then pulls the OPP film so that the OPP film is laid on the surface of the trapezoidal table. Next, the slider is moved so that the bottom of the pressing block fits with the surface of the OPP film. Then, one end of the OPP film is pulled again so that the OPP film is laid on the surface of the cutting table. The second U-shaped frame is moved and the power supply of the third cylinder is turned on. The piston rod of the third cylinder extends to drive the transparent plate to press down, which can press one end of the OPP film to make the surface of the OPP film flat, making it convenient to cut the OPP film.

[0004] However, during use, the cutting device does not have a side limiting function, and can only tighten and fix the two ends of the OPP film during the cutting process, which may easily cause wrinkles on the side edges of the OPP film, thereby reducing the quality of the finished product of the OPP film, which is not conducive to cutting processing.

[0005] Therefore, it is necessary to provide a new OPP film cutting device to solve the above technical problems. Summary of the invention

[0006] The utility model provides an OPP film cutting device, which solves the technical problem that the cutting device does not have a side limit function, and can only tighten and fix the two ends of the OPP film during the cutting process, which easily causes wrinkles on the side edges of the OPP film.

[0007] In order to solve the above technical problems, the utility model provides an OPP film cutting device, including a workbench and a clamping mechanism, the clamping mechanism includes two support frames, the two support frames are respectively fixedly connected to one end and the other end of the top of the workbench, the bottom of the inner wall of the support frame is fixedly connected with a fixing block, the top of the inner wall of the support frame is fixedly connected with a first electric telescopic rod, the bottom end of the first electric telescopic rod is fixedly connected with a clamping plate, and the top of the workbench is fixedly connected with a cutting table;

[0008] The front side and the rear side of the cutting table are both vertically fixedly connected with a second electric telescopic rod, the top end of the second electric telescopic rod is fixedly connected with a cross plate, the inner side of the cross plate is rotatably provided with a plurality of rotating rods, and the inner end of the rotating rod is fixedly connected with a limiting roller.

[0009] Preferably, a first electric slide rail is laterally fixedly connected between the tops of the opposite surfaces of the two support frames, a second electric slide rail is fixedly connected to the surface of the sliding part driven by the first electric slide rail, a third electric telescopic rod is vertically fixedly connected to the surface of the sliding part driven by the second electric slide rail, a motor is fixedly connected to the bottom end of the third electric telescopic rod, and a cutting knife is fixedly connected to the output shaft of the motor.

[0010] Preferably, a plurality of supporting legs are vertically fixedly connected to the bottom of the workbench, and anti-slip pads are fixedly connected to the bottom ends of the supporting legs.

[0011] Preferably, a storage box is fixedly connected to the bottom of the workbench, a drawer is provided in the inner cavity of the storage box, and a handle is fixedly connected to the surface of the drawer.

[0012] Preferably, a scale mark is arranged transversely on the surface of the cutting table, and the cutting table and the top of the fixing block are located in the same horizontal plane.

[0013] Preferably, a plurality of cutting grooves are transversely formed on the upper surface of the workbench along the direction from the front side to the rear side of the cutting table, and the plurality of cutting grooves are evenly spaced and arranged along the length direction of the cutting table.

[0014] Preferably, the plurality of rotating rods are evenly spaced and arranged along the length direction of the transverse plate.

[0015] Compared with the related art, the OPP film cutting device provided by the utility model has the following beneficial effects:

[0016] The utility model provides an OPP film cutting device. After the OPP film passes through the inside of two support frames, the second electric telescopic rod contracts, driving the cross plate to descend, and then driving the multiple rotating rods to descend. After the multiple limiting rollers contact the side edges of the OPP film, the staff can pull the two ends of the OPP film to unfold the OPP film, and after the first electric telescopic rod is extended, the clamping plate is driven to descend. After the OPP film is clamped and fixed by the clamping plate and the fixing block, the unfolded state of the OPP film can be fixed, and then subsequent cutting operations can be performed. Before clamping, the side edges of the OPP film are limited in advance by the multiple limiting rollers, so that when the subsequent unfolding is carried out, the pulling force is large, resulting in curling and wrinkling of the side edges of the OPP film, and the multiple rotating rods can be rotated, which is convenient for the smoothness of the unfolding process, improves the quality of the finished product after the OPP film is cut, improves the production qualification rate of the OPP film, and is conducive to the cutting and processing of the OPP film. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A schematic structural diagram of a preferred embodiment of the OPP film cutting device provided by the utility model;

[0018] Figure 2 for Figure 1 The structural schematic diagram of the rotating rod and the limiting roller shown;

[0019] Figure 3 for Figure 1 The structural schematic diagram of the clamping structure shown.

[0020] Numbers in the figure: 1. workbench; 2. supporting legs; 3. supporting frame; 4. cutting table; 5. fixing block; 6. first electric telescopic rod; 7. clamping plate; 8. second electric telescopic rod; 9. horizontal plate; 10. rotating rod; 11. limiting roller; 12. first electric slide rail; 13. second electric slide rail; 14. third electric telescopic rod; 15. motor; 16. cutting knife; 17. cutting groove; 18. scale mark; 19. storage box; 20. drawer; 21. handle. DETAILED DESCRIPTION

[0021] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0022] Please refer to Figure 1 , Figure 2 and Figure 3 ,in, Figure 1 A schematic structural diagram of a preferred embodiment of the OPP film cutting device provided by the utility model; Figure 2 for Figure 1 The structural schematic diagram of the rotating rod and the limiting roller shown; Figure 3 for Figure 1The schematic diagram of the structure of the clamping structure shown. The OPP film cutting device comprises a workbench 1 and a clamping mechanism, wherein the clamping mechanism comprises two support frames 3, wherein the two support frames 3 are respectively fixedly connected to one end and the other end of the top of the workbench 1, a fixing block 5 is fixedly connected to the bottom of the inner wall of the support frame 3, a first electric telescopic rod 6 is fixedly connected to the top of the inner wall of the support frame 3, a clamping plate 7 is fixedly connected to the bottom end of the first electric telescopic rod 6, and a cutting table 4 is fixedly connected to the top of the workbench 1.

[0023] The front and rear sides of the cutting table 4 are vertically fixedly connected with a second electric telescopic rod 8, the top of the second electric telescopic rod 8 is fixedly connected with a horizontal plate 9, and the inner side of the horizontal plate 9 is rotatably provided with a plurality of rotating rods 10, the inner ends of the rotating rods 10 are fixedly connected with a limiting roller 11, and the plurality of rotating rods 10 are evenly spaced and arranged along the length direction of the horizontal plate 9.

[0024] After the OPP film passes through the interior of the two support frames 3, the second electric telescopic rod 8 contracts, driving the cross plate 9 to descend, and then driving the multiple rotating rods 10 to descend. After the multiple limiting rollers 11 contact the side of the OPP film, the staff can pull the two ends of the OPP film to unfold the OPP film, and after the first electric telescopic rod 6 is extended, it drives the clamping plate 7 to descend. After the OPP film is clamped and fixed by the clamping plate 7 and the fixing block 5, the unfolded state of the OPP film can be fixed, and then the subsequent cutting operation can be carried out.

[0025] Before clamping, the side edges of the OPP film are pre-limited by multiple limiting rollers 11 to facilitate subsequent unfolding. When the pulling force is large, the side edges of the OPP film will appear curled and wrinkled. The film can be rotated by multiple rotating rods 10 to facilitate smooth unfolding, improve the quality of the finished product after cutting the OPP film, improve the production qualification rate of the OPP film, and facilitate the cutting and processing of the OPP film.

[0026] A first electric slide rail 12 is laterally fixedly connected between the tops of the opposite surfaces of the two support frames 3, a second electric slide rail 13 is fixedly connected to the surface of the sliding part driven by the first electric slide rail 12, a third electric telescopic rod 14 is vertically fixedly connected to the surface of the sliding part driven by the second electric slide rail 13, a motor 15 is fixedly connected to the bottom end of the third electric telescopic rod 14, and a cutting knife 16 is fixedly connected to the output shaft of the motor 15.

[0027] The first electric slide rail 12 and the second electric slide rail 13 are cross-arranged. After the motor 15 works, the cutting knife 16 can be driven to rotate. After the first electric slide rail 12 drives the sliding part to move, the cutting knife 16 can be driven to move, which is convenient for cutting OPP films with different length requirements. After the cutting knife 16 moves to the specified length, the third electric telescopic rod 14 can be extended to drive the cutting knife 16 to descend. After the cutting knife 16 contacts the OPP film on the surface of the cutting table 4, the second electric slide rail 13 works to drive the cutting knife 16 to move to cut the OPP film.

[0028] A plurality of supporting legs 2 are vertically fixedly connected to the bottom of the workbench 1, and anti-skid pads are fixedly connected to the bottom ends of the supporting legs 2.

[0029] A receiving box 19 is fixedly connected to the bottom of the workbench 1 . A drawer 20 is provided in the inner cavity of the receiving box 19 . A handle 21 is fixedly connected to the surface of the drawer 20 .

[0030] Tools are placed inside the drawer 20, and the staff can later pull the drawer 20 by holding the handle 21 to move it, so that the staff can take the maintenance tools and perform maintenance operations on the device.

[0031] A scale mark 18 is disposed transversely on the surface of the cutting table 4. The cutting table 4 and the top of the fixing block 5 are located at the same horizontal plane. The scale mark 18 facilitates the staff to check the cutting length of the OPP film.

[0032] The upper surface of the workbench 1 is provided with a plurality of cutting grooves 17 in a transverse direction from the front side to the rear side of the cutting table 4. The plurality of cutting grooves 17 are evenly spaced and arranged along the length direction of the cutting table 4. When the cutting knife 16 cuts the OPP film, the bottom of the cutting knife 16 is embedded in the interior of the cutting groove 17, thereby improving the smoothness and stability of the cutting knife 16 in the process of cutting the OPP film.

[0033] The working principle of the OPP film cutting device provided by the utility model is as follows:

[0034] After the OPP film passes through the interior of the two support frames 3, the second electric telescopic rod 8 contracts, driving the cross plate 9 to descend, and then driving the multiple rotating rods 10 to descend. After the multiple limiting rollers 11 contact the side of the OPP film, the staff can pull the two ends of the OPP film to unfold the OPP film, and after the first electric telescopic rod 6 is extended, the clamping plate 7 is driven to descend. After the OPP film is clamped and fixed by the clamping plate 7 and the fixing block 5, the unfolded state of the OPP film can be fixed. After the motor 15 works, the cutting knife 16 can be driven to rotate, and then the first electric slide rail 12 drives the sliding part to move, and then the cutting knife 16 can be driven to move, which is convenient for cutting OPP films with different length requirements. After the cutting knife 16 moves to the specified length, it can be extended by the third electric telescopic rod 14 to drive the cutting knife 16 to descend. After the cutting knife 16 contacts the OPP film on the surface of the cutting table 4, the second electric slide rail 13 works, driving the cutting knife 16 to move, and the OPP film can be cut.

[0035] Compared with the related art, the OPP film cutting device provided by the utility model has the following beneficial effects:

[0036] The utility model provides an OPP film cutting device. After the OPP film passes through the interior of two support frames 3, the second electric telescopic rod 8 contracts, driving the cross plate 9 to descend, and then driving the multiple rotating rods 10 to descend. After the multiple limiting rollers 11 contact the side of the OPP film, the staff can pull the two ends of the OPP film to unfold the OPP film, and after the first electric telescopic rod 6 is extended, the clamping plate 7 is driven to descend. After the OPP film is clamped and fixed by the clamping plate 7 and the fixing block 5, the unfolded state of the OPP film can be fixed, and then the subsequent cutting operation is performed. Before clamping, the side of the OPP film is limited in advance by the multiple limiting rollers 11, so that when the tension is large during the subsequent unfolding, the side of the OPP film appears curling wrinkles, and the multiple rotating rods 10 can be rotated, which is convenient for the smoothness of the unfolding process, improves the quality of the finished product after the OPP film is cut, improves the production qualification rate of the OPP film, and is conducive to the cutting and processing of the OPP film.

[0037] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. An OPP film cutting device, comprising a workbench (1) and a clamping mechanism, characterized in that: The clamping mechanism comprises two support frames (3), the two support frames (3) are respectively fixedly connected to one end and the other end of the top of the workbench (1), a fixing block (5) is fixedly connected to the bottom of the inner wall of the support frame (3), a first electric telescopic rod (6) is fixedly connected to the top of the inner wall of the support frame (3), a clamping plate (7) is fixedly connected to the bottom end of the first electric telescopic rod (6), and a cutting table (4) is fixedly connected to the top of the workbench (1); The front side and the rear side of the cutting table (4) are both vertically fixedly connected to a second electric telescopic rod (8), the top end of the second electric telescopic rod (8) is fixedly connected to a transverse plate (9), the inner side of the transverse plate (9) is rotatably provided with a plurality of rotating rods (10), and the inner ends of the rotating rods (10) are fixedly connected to limiting rollers (11).

2. The OPP film cutting device according to claim 1, characterized in that: A first electric slide rail (12) is transversely fixedly connected between the tops of the opposing surfaces of the two support frames (3); a second electric slide rail (13) is fixedly connected to the surface of a sliding portion driven by the first electric slide rail (12); a third electric telescopic rod (14) is vertically fixedly connected to the surface of a sliding portion driven by the second electric slide rail (13); a motor (15) is fixedly connected to the bottom end of the third electric telescopic rod (14); and a cutting knife (16) is fixedly connected to the output shaft of the motor (15).

3. The OPP film cutting device according to claim 1, characterized in that: A plurality of supporting legs (2) are vertically fixedly connected to the bottom of the workbench (1), and anti-slip foot pads are fixedly connected to the bottom ends of the supporting legs (2).

4. The OPP film cutting device according to claim 1, characterized in that: A receiving box (19) is fixedly connected to the bottom of the workbench (1), a drawer (20) is provided in the inner cavity of the receiving box (19), and a handle (21) is fixedly connected to the surface of the drawer (20).

5. The OPP film cutting device according to claim 1, characterized in that: The surface of the cutting table (4) is laterally provided with a scale mark (18), and the cutting table (4) and the top of the fixing block (5) are located on the same horizontal plane.

6. The OPP film cutting device according to claim 1, characterized in that: A plurality of cutting grooves (17) are transversely provided on the upper surface of the workbench (1) in a direction from the front side to the rear side of the cutting table (4), and the plurality of cutting grooves (17) are evenly spaced and arranged along the length direction of the cutting table (4).

7. The OPP film cutting device according to claim 1, characterized in that: The plurality of rotating rods (10) are evenly spaced and arranged along the length direction of the transverse plate (9).

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