Die-cutting machine for processing acrylic protective film

Abstract

The utility model discloses a die-cutting machine for processing an acrylic protective film. The die-cutting machine comprises a supporting bottom plate, a supporting frame is installed on the top of the supporting bottom plate, a connecting roller is connected to the top of the supporting frame, an installation sleeve is arranged on the top of the supporting frame, and a driving assembly used for driving the connecting roller to rotate is installed on the supporting frame. Connecting grooves are formed in the front side wall and the rear side wall of the supporting bottom plate, a guide rod is fixedly installed in the connecting groove in one end, a second motor is fixedly installed on the inner wall of the connecting groove in the other end, a one-way screw rod is installed on an output shaft of the second motor, a moving frame is in threaded connection with the one-way screw rod, and a moving frame is also in sliding connection with the guide rod; a telescopic rod is embedded in the top of the movable frame, a cutting blade is arranged at the bottom of the telescopic rod, and elastic clamping assemblies are arranged at the front end and the rear end of the cutting blade, the acrylic protective film cutting device can effectively and conveniently conduct elastic clamping treatment on the cutting position of an acrylic protective film, and therefore die cutting treatment of the acrylic protective film can be facilitated.

Description

Technical Field

[0001] The utility model relates to, in particular to a die-cutting machine used for processing acrylic protective films. Background Art

[0002] Acrylic protective film is a protective film made of a layer of PET substrate coated with acrylic glue. Acrylic protective film has the characteristics of stable adhesiveness and good high temperature resistance. Acrylic protective film is generally used for bottom support, waste discharge and process protection. It can also be used for surface protection of glass panels, PC boards, PVC boards, plastic shells, hardware mirrors, etc.

[0003] During the processing of acrylic protective film, a die-cutting machine is needed to die-cut the acrylic protective film. However, during the use of the current die-cutting machine, the cutting blade is driven downward by a telescopic rod to cut the acrylic protective film. During the cutting process, the acrylic protective film will be torn at the cutting point, thereby affecting the cutting process of the acrylic protective film. Utility Model Content

[0004] The purpose of the utility model is to provide a die-cutting machine for processing acrylic protective films to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A die-cutting machine for processing acrylic protective film comprises a supporting base plate, a supporting frame is fixedly installed at the four corners of the top of the supporting base plate, a connecting roller is slidably connected to the top of the supporting frame, a mounting sleeve for braking the connecting roller is arranged on the top of the supporting frame, and a driving component for driving the connecting roller to rotate is installed on the supporting frame; connecting grooves are opened on the front and rear side walls of the supporting base plate, a guide rod is fixedly installed inside the connecting groove at one end, and a second motor is fixedly installed on the inner wall of the connecting groove at the other end, a one-way screw is installed on the output shaft of the second motor, a moving frame is threadedly connected to the one-way screw, and the moving frame is also slidably connected to the guide rod, a telescopic rod is inlaid on the top of the moving frame, a cutting blade is arranged at the bottom of the telescopic rod, and elastic clamping components are arranged at the front and rear ends of the cutting blade.

[0007] As an improvement to the present invention: a long-axis bolt is fixedly provided at the bottom of the mounting sleeve, and the bottom of the long-axis bolt passes through the support frame and is threadedly connected to a nut, so as to facilitate a tight connection between the mounting sleeve and the support frame.

[0008] As an improved solution of the utility model: the driving assembly includes a first pulley embedded in the connecting roller, a first motor is fixedly mounted on the supporting frame, a second pulley is embedded in the output shaft of the first motor, and the first pulley and the second pulley are connected by a transmission belt for driving the connecting roller to rotate.

[0009] As an improved solution of the utility model: a die-cutting seat is fixedly installed on the supporting bottom plate at the bottom of the cutting blade, and a die-cutting groove is opened in the center of the die-cutting seat.

[0010] As an improved solution of the utility model: the clamping assembly includes a connecting block fixedly connected to the two ends of the top of the cutting blade, the two ends of the connecting block are slidably connected with a sliding rod, a clamping block is arranged at the bottom of the sliding rod, and a clamping spring is installed on the sliding rod located between the clamping block and the connecting block.

[0011] Compared with the prior art, the utility model has the following beneficial effects: the utility model drives the one-way screw to rotate through the second motor, and the one-way screw drives the threaded movable frame to perform horizontal movement and azimuth adjustment under the guidance of the guide rod, so that the azimuth of the cutting blade can be easily adjusted, and the cutting process of the acrylic protective film is convenient; the telescopic rod of the utility model drives the cutting blade to move downward to cut the acrylic protective film, and in the process of the cutting blade moving downward, the elastic clamping component clamps the acrylic protective film, so that the cutting blade clamps and cuts the acrylic protective film, which can effectively prevent the occurrence of tearing at the cutting position of the acrylic protective film, thereby facilitating the cutting process of the acrylic protective film and the die-cutting process of the acrylic protective film. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0013] Figure 2 This is a schematic diagram of the structure of the connection between the one-way screw and the moving frame in the utility model;

[0014] Figure 3 It is a cross-sectional view of the utility model;

[0015] Figure 4 It is a schematic diagram of the structure of the connection between the moving frame and the cutting blade in the utility model.

[0016] In the figure: 1. supporting base plate; 2. supporting foot; 3. roller; 4. brake; 5. supporting frame; 6. mounting sleeve; 7. connecting roller; 8. first pulley; 9. first motor; 10. second pulley; 11. driving belt; 12. connecting groove; 13. guide rod; 14. second motor; 15. one-way screw; 16. moving frame; 17. die-cutting seat; 18. die-cutting groove; 19. telescopic rod; 20. cutting blade; 21. connecting block; 22. sliding rod; 23. clamping block; 24. clamping spring. DETAILED DESCRIPTION

[0017] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other.

[0018] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present invention, unless otherwise specified, "multiple" means two or more.

[0019] 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 an indirect connection through an intermediate medium, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0020] The present invention will be described in detail below with reference to the accompanying drawings and in combination with embodiments.

[0021] Example 1

[0022] See also Figures 1 to 4In an embodiment of the utility model, a die-cutting machine for processing acrylic protective film includes a supporting base plate 1, a supporting frame 5 is fixedly installed at the four corners of the top of the supporting base plate 1, a connecting roller 7 is slidably connected to the top of the supporting frame 5, a mounting sleeve 6 for braking the connecting roller 7 is provided on the top of the supporting frame 5, and a driving component for driving the connecting roller 7 to rotate is installed on the supporting frame 5. The connecting roller 7 is clamped and installed by the mounting sleeve 6, so that the acrylic protective film winding roller can be conveniently inserted into the connecting roller 7, and the connecting roller 7 is driven to rotate by the driving component, and the connecting roller 7 drives the acrylic protective film on the winding roller to be discharged, thereby facilitating the die-cutting of the acrylic protective film.

[0023] A long-axis bolt is fixedly arranged at the bottom of the mounting sleeve 6, and the bottom of the long-axis bolt passes through the support frame 5 and is threadedly connected to the nut. By manually rotating the long-axis bolt, the nut is moved on the long-axis bolt, so that a tight connection between the mounting sleeve 6 and the support frame 5 can be achieved, thereby facilitating the installation and disassembly of the connecting roller 7.

[0024] The driving assembly includes a first pulley 8 embedded in the connecting roller 7, a first motor 9 fixedly mounted on the supporting frame 5, a second pulley 10 embedded in the output shaft of the first motor 9, the first pulley 8 and the second pulley 10 are connected via a transmission belt 11, the first motor 9 works, the first motor 9 drives the second pulley 10 to rotate, the second pulley 10 drives the first pulley 8 to move via the transmission belt 11, and the first pulley 8 drives the connecting roller 7 to adjust its movement position.

[0025] The first motor 9 of the utility model is fixedly mounted on the support frames 5 on both sides of the front end. The first motor 9 arranged on the support frame 5 at one end is a spare motor. In this way, when the first motor 9 at the other end fails, a transmission belt 11 is installed between the second pulley 10 arranged on the spare first motor 9 and the first pulley 8, so that the equipment can be driven to continue working, thereby facilitating the work processing of the machine.

[0026] The support base plate 1 is provided with connecting grooves 12 on the front and rear side walls, a guide rod 13 is fixedly installed inside the connecting groove 12 at one end, and a second motor 14 is fixedly installed on the inner wall of the connecting groove 12 at the other end, and a one-way screw 15 is installed on the output shaft of the second motor 14, a movable frame 16 is threadedly connected to the one-way screw 15, and the movable frame 16 is also slidably connected to the guide rod 13. When the second motor 14 works, the second motor 14 drives the one-way screw 15 to rotate, and the one-way screw 15 drives the threaded movable frame 16 to move. When the movable frame 16 moves, the guide rod 13 guides the movable frame 16, thereby ensuring the smooth movement of the movable frame 16.

[0027] A telescopic rod 19 is inlaid on the top of the movable frame 16, and a cutting blade 20 is arranged at the bottom of the telescopic rod 19. Elastic clamping components are arranged at the front and rear ends of the cutting blade 20. The cutting blade 20 is driven to move downward by the telescopic rod 19 to realize die-cutting of the acrylic protective film. During the downward movement of the cutting blade 20, the elastic clamping component can contact the acrylic protective film. In this way, during the process of the cutting blade 20 cutting the acrylic protective film, the acrylic protective film at the cutting position can be clamped, thereby facilitating the die-cutting of the acrylic protective film.

[0028] A die-cutting seat 17 is fixedly installed on the supporting base plate 1 at the bottom of the cutting blade 20, and a die-cutting groove 18 is opened in the center of the die-cutting seat 17. The setting of the die-cutting seat 17 can facilitate the cutting process of the acrylic protective film, and the setting of the die-cutting groove 18 allows the cutting blade 20 to enter the die-cutting groove 18 during the downward moving cutting process, thereby protecting the cutting blade 20.

[0029] The clamping assembly includes a connecting block 21 fixedly connected to the two ends of the top of the cutting blade 20, and the two ends of the connecting block 21 are slidably connected with a sliding rod 22. A clamping block 23 is arranged at the bottom of the sliding rod 22, and a clamping spring 24 is installed on the sliding rod 22 between the clamping block 23 and the connecting block 21. During the downward movement of the cutting blade 20, the cutting blade 20 synchronously drives the connecting block 21 to move downward synchronously. The clamping block 23 arranged at the bottom of the connecting block 21 is firstly contacted with the acrylic protective film, and the clamping spring 24 is compressed to generate elastic force. The elastic force realizes the downward movement force of the clamping block 23, so that the acrylic protective film can be tightly clamped.

[0030] Example 2

[0031] In another embodiment of the utility model, this embodiment is different from the above-mentioned embodiment in that rolling components are arranged at the four corners of the bottom of the supporting base plate 1. The arrangement of the rolling components can facilitate the adjustment of the movement position of the equipment. The rolling components include a supporting foot 2 fixedly connected to the bottom of the supporting base plate 1, a roller 3 is arranged at the bottom of the supporting foot 2, and a brake 4 is arranged at the outer end of the roller 3. The arrangement of the roller 3 can facilitate the adjustment of the movement position of the machine, and the arrangement of the brake 4 can realize the braking of the roller 3, thereby controlling the movement of the die-cutting machine.

[0032] The working principle of the utility model is as follows: the utility model installs the acrylic protective film on the connecting roller 7, works through the first motor 9, the first motor 9 drives the second pulley 10 to rotate, the second pulley 10 drives the first pulley 8 to rotate through the transmission belt 11, the first pulley 8 synchronously drives the connecting roller 7 to rotate, the connecting roller 7 drives the acrylic protective film to discharge the material, drives the one-way screw 15 to rotate through the second motor 14, the one-way screw 15 drives the threaded movable frame 16 to adjust the moving position under the guidance of the guide rod 13, drives the cutting blade 20 to move downward through the telescopic rod 19, and during the downward movement of the cutting blade 20, the cutting blade 20 synchronously drives the clamping block 23 to move downward and contact with the acrylic protective film, the elastic force generated by the compression of the clamping spring 24 can realize the close clamping of the four corners of the acrylic protective film, and the cutting blade 20 realizes the cutting of the clamped acrylic protective film, thereby facilitating the die-cutting of the acrylic protective film.

[0033] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A die-cutting machine for acrylic protective film processing, characterized in that: It comprises a supporting base plate (1), a supporting frame (5) is fixedly mounted at the four corners of the top of the supporting base plate (1), a connecting roller (7) is slidably connected to the top of the supporting frame (5), a mounting sleeve (6) for braking the connecting roller (7) is arranged on the top of the supporting frame (5), and a driving component for driving the connecting roller (7) to rotate is installed on the supporting frame (5); The supporting base plate (1) is provided with connecting grooves (12) on both side walls at the front and rear ends, a guide rod (13) is fixedly installed inside the connecting groove (12) at one end, a second motor (14) is fixedly installed on the inner wall of the connecting groove (12) at the other end, a one-way screw (15) is installed on the output shaft of the second motor (14), a moving frame (16) is threadedly connected to the one-way screw (15), and the moving frame (16) is also slidably connected to the guide rod (13); A telescopic rod (19) is inlaid on the top of the mobile frame (16), a cutting blade (20) is arranged at the bottom of the telescopic rod (19), and elastic clamping components are arranged at the front and rear ends of the cutting blade (20).

2. A die-cutting machine for processing acrylic protective film according to claim 1, characterized in that: A long-axis bolt is fixedly arranged at the bottom of the mounting sleeve (6), and the bottom of the long-axis bolt passes through the support frame (5) and is threadedly connected to a nut.

3. The die-cutting machine for acrylic protective film processing according to claim 1, characterized in that: The driving assembly comprises a first pulley (8) embedded in the connecting roller (7), a first motor (9) fixedly mounted on the supporting frame (5), a second pulley (10) embedded in the output shaft of the first motor (9), and the first pulley (8) and the second pulley (10) are connected via a transmission belt (11).

4. The die-cutting machine for acrylic protective film processing according to claim 1, characterized in that: A die-cutting seat (17) is fixedly mounted on a supporting base plate (1) at the bottom of the cutting blade (20), and a die-cutting groove (18) is provided at the center of the die-cutting seat (17).

5. The die-cutting machine for processing acrylic protective film according to claim 1, characterized in that: The clamping assembly comprises a connecting block (21) fixedly connected to the two ends of the top of the cutting blade (20), a sliding rod (22) being slidably connected to the two ends of the connecting block (21), a clamping block (23) being arranged at the bottom of the sliding rod (22), and a clamping spring (24) being installed on the sliding rod (22) located between the clamping block (23) and the connecting block (21).

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