Cutting die for producing protective film

Abstract

The utility model relates to the technical field of protective film production, in particular to a cutting die for protective film production, which comprises a workbench, one side of the workbench is fixedly connected with a first fixing plate, one side of the first fixing plate is fixedly connected with a first motor, and the top of a transmission shaft of the first motor is fixedly connected with a material conveying roller. The top of the workbench is fixedly connected with a positioning frame, and the inner wall of the positioning frame is rotationally connected with a film pressing roller. Through the arrangement of the workbench, the first fixing plate, the first motor, the conveying roller, the positioning frame and the film pressing roller, during use, a worker fixedly connects the first fixing plate to one side of the workbench and fixedly connects the first motor to one side of the first fixing plate, and then a protective film raw material is placed on the outer surface of the fixed conveying roller; raw materials penetrate through the bottom of the film pressing roller and are connected with the tensioning assembly, the first motor drives the material conveying roller to convey forwards, and therefore the effect of facilitating automatic feeding is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of protective film production, in particular to a cutting die for protective film production. Background Technique

[0002] Functionally speaking, a protective film is a film that is placed outside the physical object to be protected by us. There are already functional protective films such as AR anti-reflection films, AG matte anti-reflection films, mobile phone mirror films, anti-peeping films, and high-definition scratch-resistant films on the market.

[0003] A cutting die for protective film production disclosed in the utility model patent application publication specification CN217891208U in China includes a base. A counterweight groove is opened at the bottom of the base, and a counterweight block is fixedly connected in the counterweight groove. A hydraulic cylinder is fixedly connected to the top of the base. The top end of the output shaft of the hydraulic cylinder is fixedly connected to an operating table. A pair of limit blocks are fixedly connected to the top of the operating table. A film cutting plate is arranged between the limit blocks. Pressing film mechanisms are arranged on both sides of the top of the film cutting plate, and a fixing frame is arranged above it. The fixing frame is fixedly connected to the operating table, and a film cutting mechanism is arranged on its top. The film cutting mechanism includes a cylinder. The cylinder is fixedly connected to the inner wall of the top of the fixing frame, and the bottom end of its output shaft is fixedly connected to a tool holder. A tool seat is installed in the tool holder, and a blade is fixedly connected to the bottom of the tool seat. The utility model has adjustable height, can fix the protective film, has high film cutting precision, and is convenient for disassembling and replacing the blade.

[0004] However, this device still lacks the function of automatic feeding. When in use, the feeding efficiency may not be high. Moreover, this device also lacks the function of collecting waste materials. When in use, it may be inconvenient to collect the waste materials after film cutting. Content of the Utility Model

[0005] The purpose of the utility model is to provide a cutting die for protective film production to solve the problems put forward in the above background technique.

[0006] To achieve the above purpose, the utility model provides the following technical solutions:

[0007] A cutting die for protective film production includes a workbench. A first fixing plate is fixedly connected to one side of the workbench. A first motor is fixedly connected to one side of the first fixing plate. The top of the transmission shaft of the first motor is fixedly connected to a feeding roller. A positioning frame is fixedly connected to the top of the workbench, and a film pressing roller is rotatably connected to the inner wall of the positioning frame. An installation frame is fixedly connected to the middle of the top of the workbench. A tensioning assembly is fixedly connected to the other side of the workbench. The tensioning assembly includes a second fixing plate and a tensioning roller. A second fixing plate is fixedly connected to the other side of the workbench, and a tensioning roller is fixedly connected to the upper surface of one side of the second fixing plate.

[0008] Preferably, a hydraulic cylinder is fixedly connected to the top of the mounting frame, a connecting block is fixedly connected to the bottom of the hydraulic cylinder, and the bottom of the connecting block is fixedly connected to the blade by screws.

[0009] Preferably, a fixing ring is fixedly connected to the outer surface of the mounting frame, and an electrostatic eliminator bar is fixedly connected to the inner wall of the fixing ring.

[0010] Preferably, a slope is fixedly connected to one side of the workbench close to the first fixing plate, and a buffer pad is fixedly connected to the top of the slope.

[0011] Preferably, a control box is fixedly connected to one side of the mounting frame, a display screen is fixedly connected to the front of the control box, and a button is fixedly connected to the side of the control box close to the display screen.

[0012] Preferably, support legs are fixedly connected to the four corners of the bottom of the workbench, and counterweight blocks are fixedly connected to the bottoms of the support legs.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0014] 1. For this kind of die for producing protective film, through the settings of the workbench, the first fixing plate, the first motor, the material feeding roller, the positioning frame and the film pressing roller, during use, the staff fixes the first fixing plate to one side of the workbench, fixes the first motor to one side of the first fixing plate, then places the raw material of the protective film on the outer surface of the fixed material feeding roller, passes the raw material through the bottom of the film pressing roller, connects the tensioning assembly, and the first motor drives the material feeding roller to convey forward, thus achieving the effect of convenient automatic feeding.

[0015] 2. For this kind of die for producing protective film, through the settings of the second fixing plate, the tensioning roller and the second motor, during use, the staff fixes the second fixing plate to the other side of the workbench, fixes the second motor to one side of the second fixing plate, and the second motor drives the tensioning roller to contract the waste film scraps at the corners of the used protective film, thus achieving the effect of convenient collection of the waste film scraps. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic structural diagram of the tensioning assembly of the present utility model;

[0017] Figure 2 It is a schematic structural diagram of the connecting block and the blade of the present utility model;

[0018] Figure 3 It is a schematic structural diagram of the control box, the display screen and the button of the present utility model;

[0019] Figure 4 It is a schematic structural diagram of the workbench and the first motor of the present utility model.

[0020] In the figure: 1, workbench; 2, first fixed plate; 3, first motor; 4, material conveying roller; 5, positioning frame; 6, film pressing roller; 7, mounting frame; 8, tensioning assembly; 801, fixed plate; 802, tensioning roller; 803, second motor; 9, hydraulic cylinder; 10, connecting block; 11, blade; 12, fixing ring; 13, static eliminator bar; 14, inclined block; 15, buffer pad; 16, control box; 17, display screen; 18, button; 19, support leg; 20, counterweight block. Specific implementation manner

[0021] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0022] Please refer to Figures 1-4 As shown, a technical solution provided by the present invention:

[0023] A die for producing a protective film includes a workbench 1. A first fixed plate 2 is fixedly connected to one side of the workbench 1. A first motor 3 is fixedly connected to one side of the first fixed plate 2. The top of the transmission shaft of the first motor 3 is fixedly connected to a material conveying roller 4. A positioning frame 5 is fixedly connected to the top of the workbench 1. A film pressing roller 6 is rotatably connected to the inner wall of the positioning frame 5. Through the settings of the workbench 1, the first fixed plate 2, the first motor 3, the material conveying roller 4, the positioning frame 5 and the film pressing roller 6, during use, the staff fixes the first fixed plate 2 to one side of the workbench 1, fixes the first motor 3 to one side of the first fixed plate 2, then places the protective film raw material on the outer surface of the fixed material conveying roller 4, passes the raw material through the bottom of the film pressing roller 6, connects the tensioning assembly 8, and the first motor 3 drives the material conveying roller 4 to convey forward, thereby achieving the effect of convenient automatic feeding;

[0024] In the middle of the top of the workbench 1, there is a fixedly connected mounting frame 7. On the other side of the workbench 1, there is a tensioning assembly 8 fixedly connected. The tensioning assembly 8 includes a second fixed plate 801, a tensioning roller 802, and a second motor 803. On the other side of the workbench 1, there is a fixedly connected second fixed plate 801. On the upper surface of one side of the second fixed plate 801, there is a fixedly connected second motor 803. At the top of the transmission shaft of the second motor 803, there is a fixedly connected tensioning roller 802. Through the settings of the second fixed plate 801, the tensioning roller 802, and the second motor 803, during use, the staff fixedly connects the second fixed plate 801 to the other side of the workbench 1, fixedly connects the second motor 803 to one side of the second fixed plate 801, and the second motor 803 drives the tensioning roller 802 to contract the corner scraps of the used protective film, thus achieving the effect of facilitating the collection of the corner scraps of the protective film;

[0025] In this embodiment, preferably, a hydraulic cylinder 9 is fixedly connected to the top of the mounting frame 7. The bottom of the hydraulic cylinder 9 is fixedly connected to a connecting block 10. The bottom of the connecting block 10 is fixedly connected to a blade 11 through screws. Through the settings of the hydraulic cylinder 9, the connecting block 10, and the blade 11, during use, the staff fixedly connects the mounting frame 7 to the middle of the top of the workbench 1, then fixedly connects a suitable blade 11 to the bottom of the connecting block 10 through screws, and the hydraulic cylinder 9 drives the connecting block 10 to press downwards, thus achieving the effect of facilitating the pressing out of the protective film;

[0026] In this embodiment, preferably, a fixing ring 12 is fixedly connected to the outer surface of the mounting frame 7. An electrostatic eliminator 13 is fixedly connected to the inner wall of the fixing ring 12. Through the settings of the fixing ring 12 and the electrostatic eliminator 13, during use, the staff fixedly connects both sides of the electrostatic eliminator 13 to the fixing ring 12, installs the fixing ring 12 on the outer surface of the mounting frame 7, and the model of the electrostatic eliminator 13 is SLD-040LB, thus achieving the effect of preventing the protective film from generating static electricity;

[0027] In this embodiment, preferably, a slope block 14 is fixedly connected to the side of the workbench 1 close to the first second fixed plate 2. A buffer pad 15 is fixedly connected to the top of the slope block 14. Through the settings of the slope block 14 and the buffer pad 15, during use, the staff installs the buffer pad 15 on the top of the slope block 14, and the cut protective film slides down from the slope block 14 to the collection place set at the bottom, thus achieving the effect of preventing the protective film from being scratched when sliding;

[0028] In this embodiment, preferably, a control box 16 is fixedly connected to one side of the mounting frame 7. A display screen 17 is fixedly connected to the front of the control box 16. A button 18 is fixedly connected to the side of the control box 16 close to the display screen 17. Through the settings of the control box 16, the display screen 17, and the button 18, during use, the staff fixedly connects the display screen 17 and the button 18 to the front of the control box 16, and then installs the control box 16 on the mounting frame 7, thus achieving the effect of facilitating the control of the machine;

[0029] In this embodiment, preferably, support legs 19 are fixedly connected to the four corners of the bottom of the workbench 1, and counterweight blocks 20 are fixedly connected to the bottoms of the support legs 19. By providing the support legs 19 and the counterweight blocks 20, during use, the staff sets the counterweight blocks 20 at the bottoms of the support legs 19 and then fixedly connects the support legs 19 to the four corners of the bottom of the workbench 1, thereby achieving the effect of keeping the equipment stable.

[0030] When a die for producing a protective film in this embodiment is in use, the staff sets the counterweight blocks 20 at the bottoms of the support legs 19, then fixedly connects the support legs 19 to the four corners of the bottom of the workbench 1. Then, fixedly connect the first fixing plate 2 to one side of the workbench 1, fixedly connect the first motor 3 to one side of the first fixing plate 2, place the protective film raw material on the outer surface of the fixed feeding roller 4, pass the raw material through the bottom of the film pressing roller 6, and connect the tensioning assembly 8. The first motor 3 drives the feeding roller 4 to convey forward. The staff fixedly connects the second fixing plate 801 to the other side of the workbench 1, fixedly connects the second motor 803 to one side of the second fixing plate 801, and the second motor 803 drives the tensioning roller 802 to contract the waste film edges and corners of the used protective film. Fix the mounting frame 7 to the middle of the top of the workbench 1, and then fixedly connect a suitable blade 11 to the bottom of the connecting block 10 with screws. The hydraulic cylinder 9 drives the connecting block 10 to press down. Then, fixedly connect fixing rings 12 to both sides of the static eliminator bar 13 and install the fixing rings 12 on the outer surface of the mounting frame 7. The staff installs a buffer pad 15 on the top of the inclined block 14, and the cut protective film slides down from the inclined block 14 to the collection area provided at the bottom. The staff fixedly connects the display screen 17 and the button 18 to the front of the control box 16 and then installs the control box 16 on the mounting frame 7.

[0031] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited by the above embodiments. The above embodiments and the descriptions in the specification are only preferred examples of the present invention and do not limit the present invention. Without departing from the spirit and scope of the present invention, the present invention will have various changes and improvements, and these changes and improvements all fall within the scope of the present invention claimed. The scope of protection claimed by the present invention is defined by the appended claims and their equivalents.

Claims

1. A knife die for producing a protective film, characterized in that: The invention comprises a workbench (1), wherein a first fixed plate (2) is fixedly connected to one side of the workbench (1), a first motor (3) is fixedly connected to one side of the first fixed plate (2), a feed roller (4) is fixedly connected to the top of the transmission shaft of the first motor (3), a positioning frame (5) is fixedly connected to the top of the workbench (1), and a film pressing roller (6) is rotatably connected to the inner wall of the positioning frame (5); a mounting frame (7) is fixedly connected to the middle of the top of the workbench (1), a tensioning assembly (8) is fixedly connected to the other side of the workbench (1), and the tensioning assembly (8) comprises a second fixed plate (801), a tensioning roller (802) and a second motor (803); a second fixed plate (801) is fixedly connected to the other side of the workbench (1), a second motor (803) is fixedly connected to the upper surface of one side of the second fixed plate (801), and a tensioning roller (802) is fixedly connected to the top of the transmission shaft of the second motor (803).

2. The knife die for producing a protective film according to claim 1, characterized in that: The top of the mounting frame (7) is fixedly connected to a hydraulic cylinder (9), the bottom of the hydraulic cylinder (9) is fixedly connected to a connecting block (10), and the bottom of the connecting block (10) is fixedly connected to a blade (11) via screws.

3. The knife die for producing a protective film according to claim 1, characterized in that: A fixing ring (12) is fixedly connected to the outer surface of the mounting frame (7), and a static electricity removal rod (13) is fixedly connected to the inner wall of the fixing ring (12).

4. The knife die for producing a protective film according to claim 1, characterized in that: A side of the workbench (1) close to the second first fixed plate (2) is fixedly connected to an inclined block (14), and a buffer pad (15) is fixedly connected to the top of the inclined block (14).

5. The knife die for producing a protective film according to claim 1, characterized in that: A control box (16) is fixedly connected to one side of the mounting frame (7), a display screen (17) is fixedly connected to the front of the control box (16), and a button (18) is fixedly connected to the side of the control box (16) close to the display screen (17).

6. The knife die for producing a protective film according to claim 1, characterized in that: The four corners of the bottom of the workbench (1) are fixedly connected to support legs (19), and the bottom of the support legs (19) is fixedly connected to a counterweight block (20).

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