Cutting device for processing plastic packaging bag

Abstract

The utility model relates to the technical field of plastic packaging bag processing, and discloses a cutting device for processing a plastic packaging bag, which comprises a main body mechanism, an auxiliary mechanism and a moving mechanism, the auxiliary mechanism is positioned at the upper end of the main body mechanism, and the moving mechanism is positioned at the lower end of the main body mechanism. The main body mechanism comprises a base, a first fixing shaft and a first extrusion shaft. According to the cutting device for processing the plastic packaging bag, through installation of the main body mechanism, a user can place one end of the plastic packaging bag at the upper end of a first fixing shaft and then rotate a first threaded shaft, so that a first extrusion shaft moves downwards to extrude one end of the packaging bag, fixing of one end of the packaging bag is achieved, and then according to the size of the packaging bag, the cutting device is convenient to use. And a second fixing shaft is moved, the other end of the packaging bag is placed at the upper end of the second fixing shaft, then a second threaded shaft is rotated, a second extrusion shaft moves downwards, the other end of the packaging bag is extruded, fixing of the other end of the packaging bag is achieved, and the stability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of plastic packaging bag processing, in particular to a cutting device for processing plastic packaging bags. Background Art

[0002] Plastic packaging bags are made of plastic as raw materials and are used to produce various daily necessities. They are widely used in daily life and industrial production, but this temporary convenience brings long-term harm. Commonly used plastic packaging bags are mostly made of polyethylene film, which is non-toxic, so it can be used to hold food. There is also a film made of polyvinyl chloride, which is also non-toxic, but the additives added according to the purpose of the film are often harmful to the human body and have certain toxicity. Therefore, this type of film and the plastic bags made of this film are not suitable for holding food.

[0003] The existing patent CN220114128U proposes a continuous plastic packaging bag cutting device. The utility model includes a base, a cutting mechanism for cutting packaging bags is arranged above the base, a support frame for supporting the cutting mechanism is arranged at the upper end of the base, a pressing mechanism for pressing the packaging bags is arranged at the lower end of the support frame, and the pressing mechanism includes a pressing block for resisting the packaging bags and a driving member for driving the pressing block to rise and fall. The pressing block is hollow, and the cutting mechanism is arranged inside the pressing block. The application has the effect of improving the cutting quality.

[0004] The existing patent CN220114128U has a hollow pressing block, and the cutting mechanism is arranged inside the pressing block, which has the effect of improving the cutting quality. Utility Model Content

[0005] 1. Technical issues to be solved

[0006] The purpose of the utility model is to provide a cutting device for processing plastic packaging bags, so as to solve the problem mentioned in the above background technology that due to the differences in the sizes of plastic packaging bags, plastic packaging bags that are too small may be inconvenient to cut, and plastic packaging bags that are too large may be inconvenient to compact.

[0007] (II) Technical solution

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a cutting device for processing plastic packaging bags, comprising a main mechanism, an auxiliary mechanism and a moving mechanism, wherein the auxiliary mechanism is located at the upper end of the main mechanism, and the moving mechanism is located at the lower end of the main mechanism, and the main mechanism comprises a base, a fixed shaft 1 and an extrusion shaft 1, wherein the fixed shaft 1 is fixedly installed at the upper end of the base, and the extrusion shaft 1 is movably installed at the upper end of the fixed shaft 1; the main mechanism comprises a threaded shaft 1, a slide rail and a fixed shaft 2, wherein the threaded shaft 1 is threadedly connected to the fixed shaft 1, the threaded shaft 1 is threadedly connected to the extrusion shaft 1, the slide rail is fixedly arranged at the upper end of the base, and the fixed shaft 2 is movably installed at the upper end of the slide rail.

[0009] Preferably, the main body mechanism also includes an extrusion shaft 2 and a threaded shaft 2, the extrusion shaft 2 is movably mounted on the upper end of the fixed shaft 2, the threaded shaft 2 is threadedly connected to the fixed shaft 2, and the threaded shaft 2 is threadedly connected to the extrusion shaft 2. The user can place one end of the plastic packaging bag on the upper end of the fixed shaft 1, and then rotate the threaded shaft 1 to move the extrusion shaft 1 downward to squeeze one end of the packaging bag to fix one end of the packaging bag, and then move the fixed shaft 2 according to the size of the packaging bag, place the other end of the packaging bag on the upper end of the fixed shaft 2, and then rotate the threaded shaft 2 to move the extrusion shaft 2 downward to squeeze the other end of the packaging bag to fix the other end of the packaging bag, thereby effectively improving the stability of the device.

[0010] Preferably, the auxiliary mechanism includes a servo motor, a rotating roller, a ball screw, a ball nut, a limit shaft, an electric guide rail and a laser cutter. The servo motor is fixedly mounted on the inner end of the base. When the servo motor is started, it drives the rotating roller to rotate.

[0011] Preferably, the rotating roller is movably mounted on the transmission end of the servo motor, and the ball screw is movably mounted on the left end of the rotating roller, and the rotation of the rotating roller drives the ball screw to rotate.

[0012] Preferably, the ball nut is movably mounted on the outer end of the ball screw, and the limit shaft is fixedly mounted on the upper end of the ball nut, and the rotation of the ball screw causes the ball nut and the laser cutter to move left and right.

[0013] Preferably, the electric rail is fixedly mounted on the outer end of the limiting shaft, and the laser cutter is movably mounted on the lower end of the electric rail. The laser cutter moves back and forth at the lower end of the electric rail at the outer end of the limiting shaft, which effectively improves the flexibility of the device.

[0014] Preferably, the moving mechanism includes a support frame, a universal wheel and a brake plate. The support frame is fixedly mounted on the lower end of the base. The universal wheel and the support frame are movably connected to achieve flexible movement of the device, which helps to improve the flexibility of the device.

[0015] Preferably, the universal wheel is movably mounted on the lower end of the support frame, and the brake plate is movably mounted on the outer end of the universal wheel. The installation of the brake plate can fix the position of the device, which helps to improve the safety of the device.

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

[0017] 1. The cutting device for processing plastic packaging bags, through the installation of the main mechanism, the user can place one end of the plastic packaging bag on the upper end of the fixed shaft one, and then rotate the threaded shaft one to make the extrusion shaft one move downward to squeeze one end of the packaging bag to fix one end of the packaging bag, and then according to the size of the packaging bag, move the fixed shaft two, place the other end of the packaging bag on the upper end of the fixed shaft two, and then rotate the threaded shaft two to make the extrusion shaft two move downward to squeeze the other end of the packaging bag to fix the other end of the packaging bag, which effectively improves the stability of the device;

[0018] 2. The cutting device for processing plastic packaging bags is installed with auxiliary mechanisms, and the ball screw and the ball nut are movably connected. The servo motor is started to drive the rotating roller to rotate, and the rotating roller drives the ball screw to rotate, so that the ball nut and the laser cutter move left and right. The laser cutter moves forward and backward at the lower end of the electric guide rail at the outer end of the limit shaft, which effectively improves the flexibility of the device;

[0019] 3. The cutting device for processing plastic packaging bags realizes flexible movement of the device through the installation of a moving mechanism and the movable connection between the universal wheel and the support frame. The installation of the brake plate can fix the position of the device, which helps to improve the flexibility and safety of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0021] Figure 2 It is a schematic diagram of the three-dimensional structure of the utility model;

[0022] Figure 3 It is a schematic diagram of a partial three-dimensional structure of the utility model;

[0023] Figure 4 It is a schematic diagram of the local structure of the mobile mechanism of the utility model.

[0024] In the figure: 1. Main mechanism; 101. Base; 102. Fixed axis 1; 103. Extrusion axis 1; 104. Threaded axis 1; 105. Slide rail; 106. Fixed axis 2; 107. Extrusion axis 2; 108. Threaded axis 2; 2. Auxiliary mechanism; 201. Servo motor; 202. Rotating roller; 203. Ball screw; 204. Ball nut; 205. Limiting axis; 206. Electric guide rail; 207. Laser cutter; 3. Moving mechanism; 301. Support frame; 302. Universal wheel; 303. Brake plate. DETAILED DESCRIPTION

[0025] 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.

[0026] See also Figure 1-Figure 4 The utility model provides a technical solution: a cutting device for processing plastic packaging bags, comprising a main mechanism 1, an auxiliary mechanism 2 and a moving mechanism 3, the auxiliary mechanism 2 is located at the upper end of the main mechanism 1, the moving mechanism 3 is located at the lower end of the main mechanism 1, the main mechanism 1 comprises a base 101, a fixed shaft 102 and an extrusion shaft 103, the fixed shaft 102 is fixedly installed at the upper end of the base 101, and the extrusion shaft 103 is movably installed at the upper end of the fixed shaft 102; the main mechanism 1 comprises a threaded shaft 104, a slide rail 105 and fixed shaft 106, threaded shaft 104 is threadedly connected to fixed shaft 102, threaded shaft 104 is threadedly connected to extrusion shaft 103, slide rail 105 is fixedly set at the upper end of base 101, fixed shaft 106 is movably installed at the upper end of slide rail 105, main body mechanism 1 also includes extrusion shaft 107 and threaded shaft 108, extrusion shaft 107 is movably installed at the upper end of fixed shaft 106, threaded shaft 108 is threadedly connected to fixed shaft 106, threaded shaft 108 is threadedly connected to extrusion shaft 107.

[0027] The auxiliary mechanism 2 includes a servo motor 201, a rotating roller 202, a ball screw 203, a ball nut 204, a limit shaft 205, an electric guide rail 206 and a laser cutter 207. The servo motor 201 is fixedly mounted on the inner end of the base 101, the rotating roller 202 is movably mounted on the transmission end of the servo motor 201, the ball screw 203 is movably mounted on the left end of the rotating roller 202, the ball nut 204 is movably mounted on the outer end of the ball screw 203, the limit shaft 205 is fixedly mounted on the upper end of the ball nut 204, the electric guide rail 206 is fixedly mounted on the outer end of the limit shaft 205, and the laser cutter 207 is movably mounted on the lower end of the electric guide rail 206. When using the cutting device for processing plastic packaging bags, the user can cut one end of the plastic packaging bag. Place it on the upper end of fixed shaft 102, then rotate threaded shaft 104 to make extrusion shaft 103 move downward, squeeze one end of the packaging bag to fix one end of the packaging bag, then move fixed shaft 2 106 according to the size of the packaging bag, place the other end of the packaging bag on the upper end of fixed shaft 2 106, then rotate threaded shaft 2 108 to make extrusion shaft 2 107 move downward, squeeze the other end of the packaging bag to fix the other end of the packaging bag, start the servo motor 201, drive the rotating roller 202 to rotate, the rotation of the rotating roller 202 drives the ball screw 203 to rotate, so that the ball nut 204 and the laser cutter 207 move left and right, and the laser cutter 207 moves back and forth at the lower end of the electric guide rail 206 at the outer end of the limiting shaft 205.

[0028] The mobile mechanism 3 includes a support frame 301, a universal wheel 302 and a brake plate 303. The support frame 301 is fixedly installed at the lower end of the base 101, the universal wheel 302 is movably installed at the lower end of the support frame 301, and the brake plate 303 is movably installed at the outer end of the universal wheel 302. The movable connection between the universal wheel 302 and the support frame 301 realizes the flexible movement of the device, and the installation of the brake plate 303 can fix the position of the device.

[0029] Working principle: When using the cutting device for processing plastic packaging bags, the user can place one end of the plastic packaging bag on the upper end of the fixed shaft 102, and then rotate the threaded shaft 104 to move the extrusion shaft 103 downward to squeeze one end of the packaging bag to fix one end of the packaging bag. Then, according to the size of the packaging bag, move the fixed shaft 2 106, place the other end of the packaging bag on the upper end of the fixed shaft 2 106, and then rotate the threaded shaft 2 108 to move the extrusion shaft 2 107 downward to squeeze the packaging bag. The other end of the bag is squeezed to fix the other end of the packaging bag, the servo motor 201 is started, driving the rotating roller 202 to rotate, and the rotation of the rotating roller 202 drives the ball screw 203 to rotate, so that the ball nut 204 and the laser cutter 207 move left and right, and the laser cutter 207 moves back and forth at the lower end of the electric guide rail 206 at the outer end of the limiting shaft 205. The movable connection between the universal wheel 302 and the support frame 301 realizes the flexible movement of the device, and the installation of the brake plate 303 can fix the position of the device.

[0030] Finally, it should be noted that the above content is only used to illustrate the technical solution of the utility model, rather than to limit the protection scope of the utility model. Simple modifications or equivalent substitutions of the technical solution of the utility model by ordinary technicians in this field do not deviate from the essence and scope of the technical solution of the utility model.

Claims

1. A cutting device for processing plastic packaging bags, comprising a main mechanism (1), an auxiliary mechanism (2) and a moving mechanism (3), characterized in that: The auxiliary mechanism (2) is located at the upper end of the main mechanism (1), and the moving mechanism (3) is located at the lower end of the main mechanism (1). The main mechanism (1) comprises a base (101), a fixed shaft (102) and an extrusion shaft (103). The fixed shaft (102) is fixedly mounted on the upper end of the base (101), and the extrusion shaft (103) is movably mounted on the upper end of the fixed shaft (102). The main body mechanism (1) comprises a threaded shaft (104), a slide rail (105) and a fixed shaft (106); the threaded shaft (104) is threadedly connected to the fixed shaft (102); the threaded shaft (104) is threadedly connected to the extrusion shaft (103); the slide rail (105) is fixedly arranged at the upper end of the base (101); and the fixed shaft (106) is movably installed at the upper end of the slide rail (105).

2. A cutting device for processing plastic packaging bags according to claim 1, characterized in that: The main body mechanism (1) also includes an extrusion shaft (107) and a threaded shaft (108). The extrusion shaft (107) is movably mounted on the upper end of the fixed shaft (106). The threaded shaft (108) is threadedly connected to the fixed shaft (106). The threaded shaft (108) is threadedly connected to the extrusion shaft (107).

3. A cutting device for processing plastic packaging bags according to claim 2, characterized in that: The auxiliary mechanism (2) comprises a servo motor (201), a rotating roller (202), a ball screw (203), a ball nut (204), a limit shaft (205), an electric guide rail (206) and a laser cutter (207); the servo motor (201) is fixedly mounted on the inner end of the base (101).

4. A cutting device for processing plastic packaging bags according to claim 3, characterized in that: The rotating roller (202) is movably mounted on the transmission end of the servo motor (201), and the ball screw (203) is movably mounted on the left end of the rotating roller (202).

5. A cutting device for processing plastic packaging bags according to claim 4, characterized in that: The ball nut (204) is movably mounted on the outer end of the ball screw (203), and the limit shaft (205) is fixedly mounted on the upper end of the ball nut (204).

6. A cutting device for processing plastic packaging bags according to claim 5, characterized in that: The electric guide rail (206) is fixedly mounted on the outer end of the limiting shaft (205), and the laser cutter (207) is movably mounted on the lower end of the electric guide rail (206).

7. A cutting device for processing plastic packaging bags according to claim 6, characterized in that: The moving mechanism (3) comprises a support frame (301), a universal wheel (302) and a brake plate (303); the support frame (301) is fixedly mounted on the lower end of the base (101).

8. A cutting device for processing plastic packaging bags according to claim 7, characterized in that: The universal wheel (302) is movably mounted on the lower end of the support frame (301), and the brake plate (303) is movably mounted on the outer end of the universal wheel (302).

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