Positioning and cutting device for woven bag production

Abstract

The utility model discloses a positioning cutting device for woven bag production, which belongs to the technical field of woven bag cutting and comprises a cutting platform, the lower end face of a mounting plate is fixedly connected with two fixing plates distributed front and back, and a screw and a sliding rod are rotatably connected between the two fixing plates. A movable block is movably connected to the outer wall of the screw and the outer wall of the sliding rod, a mounting base is fixedly connected to the lower end face of the movable block, a cutting tool is embedded in the lower end face of the mounting base, a servo motor is embedded in the front end face of the front fixing plate, and the output end of the servo motor is fixedly connected with the screw. The output end of the servo motor drives the screw rod to rotate, so that the movable block moves front and back on the outer walls of the screw rod and the sliding rod, meanwhile, the mounting base and the cutting tool are driven to move front and back, the tightened woven bag fabric is cut, operation is more convenient, and the woven bag fabric cutting device has the advantages that the woven bag fabric can be kept flat conveniently, the cutting effect is good, and the working efficiency is high.

Description

Technical Field

[0001] The utility model relates to the technical field of woven bag cutting, in particular to a positioning cutting device for woven bag production. Background Art

[0002] Woven bags, also known as snakeskin bags, are a type of plastic bag used for packaging. Their raw materials are generally various chemical plastic raw materials such as polyethylene and polypropylene. When producing woven bags, the woven bag fabrics need to be cut into multiple sheets. The sheets are mainly used as the surface or side surfaces of the woven bags.

[0003] When the existing woven bag fabric cutting device is in use, the woven bag fabric needs to be positioned by a positioning mechanism to prevent the woven bag fabric from being offset and causing the cut fabric to be unqualified. However, since the woven bag fabric is prone to wrinkles, the positioning mechanism of the existing device is not easy to keep the woven bag fabric flat during the cutting process, resulting in uneven incisions of the woven bag, poor cutting effect, affecting the yield of the woven bag, and low work efficiency. Summary of the Invention

[0004] In order to solve the problems in the above background, the utility model provides a positioning and cutting device for woven bag production, which has the characteristics of facilitating the flatness of the woven bag fabric, having good cutting effect and high working efficiency.

[0005] The utility model is realized as follows: a positioning and cutting device for woven bag production comprises a cutting platform, a conveyor belt is installed on the right side of the upper end surface of the cutting platform through a bracket, a gantry is fixedly connected to the left side of the upper end surface of the cutting platform, an electric telescopic rod is embedded in the upper end surface of the gantry, and the output end of the electric telescopic rod extends to the bottom of the gantry and is fixedly connected to a mounting plate;

[0006] The lower end surface of the mounting plate is fixedly connected to two fixed plates distributed front and back, a screw and a slide rod are rotatably connected between the two fixed plates, the outer walls of the screw and the slide rod are movably connected to a movable block, the lower end surface of the movable block is fixedly connected to a mounting seat, the lower end surface of the mounting seat is embedded with a cutting tool, the front end surface of the front fixed plate is embedded with a servo motor, and the output end of the servo motor is fixedly connected to the screw;

[0007] The lower end surface of the mounting plate is respectively provided with a support frame and a pressure plate located on the left and right sides of the cutting tool, and a pressure roller is rotatably connected to the bottom of the support frame. The upper end surfaces of the support frame and the pressure plate are fixedly connected to two movable rods, and the upper end surfaces of the two movable rods extend to the top of the mounting plate and are fixedly connected to the limiting plate. The outer walls of the two movable rods are provided with springs located below the mounting plate.

[0008] In order to make the mounting plate more stable, as a preferred positioning and cutting device for woven bag production of the present invention, the front and rear sides of the mounting plate are fixedly connected with T-shaped sliders, and the front and rear inner walls of the gantry are provided with T-shaped slide grooves matching the T-shaped sliders.

[0009] In order to make the driving roller rotate, as a preferred positioning and cutting device for woven bag production of the present invention, the upper end face of the cutting platform is provided with a placement groove, the interior of the placement groove is rotatably connected to the driving roller located directly below the pressure roller, and the front end face of the cutting platform is installed with a driving motor, and the output end of the driving motor is fixedly connected to the driving roller.

[0010] In order to increase friction, as a preferred positioning and cutting device for woven bag production of the present invention, the outer wall of the pressing roller is covered with a rubber layer, and the lower end surface of the pressing plate is fixedly connected to a rubber pad.

[0011] In order to facilitate cutting of woven bags, as a preferred positioning and cutting device for woven bag production of the present invention, the upper end surface of the cutting platform is penetrated by a cutting groove located directly below the cutting tool.

[0012] In order to make the operation more convenient, as a preferred positioning and cutting device for woven bag production of the present invention, a control switch is installed on the front end surface of the gantry.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] The utility model provides a pressing plate and a pressing roller, compacts the woven bag fabric through the pressing plate, squeezes one end of the woven bag fabric through the pressing roller and the driving roller, and drives the driving roller to rotate through the output end of the driving motor, so that the one end of the woven bag fabric moves to the left, tightens the woven bag fabric, and facilitates keeping the woven bag fabric flat;

[0015] The output end of the servo motor drives the screw to rotate, so that the movable block moves back and forth on the outer wall of the screw and the slide rod, and at the same time drives the mounting seat and the cutting tool to move back and forth to cut the taut woven bag fabric. The operation is more convenient, the cutting effect is good, and the work efficiency is high. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is the overall structural diagram of a positioning and cutting device for woven bag production according to the utility model;

[0017] Figure 2 This is the overall cutaway structural diagram of the present utility model;

[0018] Figure 3 It is a front view of the utility model;

[0019] Figure 4It is a left view of the utility model.

[0020] In the figure, 1. Cutting platform; 2. Gantry; 3. T-shaped slide; 4. T-shaped slider; 5. Mounting plate; 6. Electric telescopic rod; 7. Support frame; 8. Pressing roller; 9. Rubber layer; 10. Placement groove; 11. Driving roller; 12. Driving motor; 13. Pressing plate; 14. Rubber pad; 15. Cutting groove; 16. Fixed plate; 17. Screw; 18. Slide; 19. Movable block; 20. Mounting seat; 21. Cutting tool; 22. Servo motor; 23. Control switch; 24. Conveyor belt; 25. Movable rod; 26. Spring; 27. Limit plate. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0022] In the description of the present invention, it should be understood that the terms "length," "width," "up," "down," "front," "back," "left," "right," "vertical," "horizontal," "top," "bottom," "inside," "outside," and the like, indicating positions or location relationships, are based on the positions or location relationships shown in the accompanying drawings and are intended solely to facilitate the description of the present invention and simplify the description. They do not indicate or imply that the devices or components referred to must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations on the present invention. Furthermore, in the description of the present invention, "plurality" means two or more, unless otherwise expressly and specifically defined.

[0023] See also Figure 1-4 A positioning and cutting device for woven bag production includes a cutting platform 1. A conveyor belt 24 is installed on the right side of the upper end surface of the cutting platform 1 through a bracket. A gantry 2 is fixedly connected to the left side of the upper end surface of the cutting platform 1. An electric telescopic rod 6 is embedded in the upper end surface of the gantry 2. The output end of the electric telescopic rod 6 extends to the bottom of the gantry 2 and is fixedly connected to a mounting plate 5.

[0024] The lower end surface of the mounting plate 5 is fixedly connected to two fixed plates 16 distributed front and back, and a screw 17 and a slide rod 18 are rotatably connected between the two fixed plates 16. The outer walls of the screw 17 and the slide rod 18 are movably connected to a movable block 19. The lower end surface of the movable block 19 is fixedly connected to a mounting seat 20. The lower end surface of the mounting seat 20 is embedded with a cutting tool 21. The front end surface of the front fixed plate 16 is embedded with a servo motor 22. The output end of the servo motor 22 is fixedly connected to the screw 17.

[0025] The lower end surface of the mounting plate 5 is respectively provided with a support frame 7 and a pressure plate 13 located on the left and right sides of the cutting tool 21. The support frame 7 is rotatably connected to the bottom with a pressure roller 8. The upper end surfaces of the support frame 7 and the pressure plate 13 are fixedly connected to two movable rods 25. The upper end surfaces of the two movable rods 25 extend through and extend to the top of the mounting plate 5 and are fixedly connected to a limiting plate 27. The outer walls of the two movable rods 25 are provided with springs 26 located below the mounting plate 5.

[0026] In this embodiment: the woven bag fabric to be cut is moved to the top of the cutting platform 1 by the conveyor belt 24, so that the woven bag fabric moves to the left. When one end of the woven bag fabric moves to the top of the driving roller 11, the mounting plate 5 is driven downward by the electric telescopic rod 6, and the movable rod 25, the pressing plate 13 and the pressing roller 8 are driven downward. The pressing plate 13 and the pressing roller 8 are squeezed by the spring 26, so that the upper end surface of the pressing plate 13 is abutted against the cutting platform 1, and the woven bag fabric is compacted. At the same time, the pressing roller 8 and the driving roller 11 squeeze one end of the woven bag fabric, and then the driving roller 1 is driven by the output end of the driving motor 12. 1 rotates to move one end of the woven bag fabric to the left, tightening the woven bag fabric to make the surface of the woven bag fabric flat, and then the electric telescopic rod 6 drives the mounting plate 5 to move downward again, so that the cutting tool 21 moves downward to the inside of the cutting groove 15, and then the output end of the servo motor 22 drives the screw 17 to rotate, so that the movable block 19 moves back and forth on the outer wall of the screw 17 and the slide rod 18, and at the same time drives the mounting seat 20 and the cutting tool 21 to move back and forth to cut the tightened woven bag fabric, which is more convenient to operate, easy to keep the woven bag fabric flat, and has a good cutting effect and high work efficiency.

[0027] As a technical optimization solution of the present invention, T-shaped sliders 4 are fixedly connected to the front and rear sides of the mounting plate 5, and T-shaped slots 3 matching the T-shaped sliders 4 are provided on the front and rear inner walls of the gantry 2.

[0028] In this embodiment, the T-shaped sliding block 4 is driven by the mounting plate 5 to move inside the T-shaped sliding groove 3, so that the mounting plate 5 moves more smoothly.

[0029] As a technical optimization solution of the present invention, a placement groove 10 is opened through the upper end surface of the cutting platform 1, and the interior of the placement groove 10 is rotatably connected to a drive roller 11 located directly below the pressure roller 8. A drive motor 12 is installed on the front end surface of the cutting platform 1, and the output end of the drive motor 12 is fixedly connected to the drive roller 11.

[0030] In this embodiment: the output end of the driving motor 12 drives the driving roller 11 to rotate, so that the driving roller 11 and the pressure roller 8 squeeze the woven bag fabric, so that one end of the woven bag fabric moves to the left, the woven bag fabric is tightened, the surface of the woven bag fabric is smooth, and the work efficiency is higher.

[0031] As a technical optimization solution of the present invention, the outer wall of the pressure roller 8 is covered with a rubber layer 9 , and the lower end surface of the pressure plate 13 is fixedly connected with a rubber pad 14 .

[0032] In this embodiment: the outer wall of the pressing roller 8 is covered with a rubber layer 9, and the lower end surface of the pressing plate 13 is fixedly connected to a rubber pad 14, which increases the friction between the outer wall of the pressing roller 8 and the lower end surface of the pressing plate 13 to prevent the woven bag fabric from sliding.

[0033] As a technical optimization solution of the present invention, a cutting groove 15 is formed through the upper end surface of the cutting platform 1 and is located directly below the cutting tool 21 .

[0034] In this embodiment, the cutting groove 15 prevents the cutting tool 21 from being damaged.

[0035] As a technical optimization solution of the present invention, a control switch 23 is installed on the front end surface of the gantry 2.

[0036] In this embodiment, the electric telescopic rod 6, the driving roller 11, the driving motor 12 and the servo motor 22 are all electrically connected to the control switch 23. The driving device is controlled by the control switch 23, which makes the operation more convenient.

[0037] The working principle and use process of this utility model:

[0038] First, the woven bag fabric to be cut is moved to the top of the cutting platform 1 by the conveyor belt 24, so that the woven bag fabric moves to the left. When one end of the woven bag fabric moves to the top of the driving roller 11, the mounting plate 5 is driven downward by the electric telescopic rod 6, and the movable rod 25, the pressing plate 13 and the pressing roller 8 are driven downward. The pressing plate 13 and the pressing roller 8 are squeezed by the spring 26, so that the upper end surface of the pressing plate 13 abuts against the cutting platform 1, compacting the woven bag fabric. At the same time, the pressing roller 8 and the driving roller 11 squeeze one end of the woven bag fabric.

[0039] Then, the output end of the driving motor 12 drives the driving roller 11 to rotate, so that one end of the woven bag fabric moves to the left, tightens the woven bag fabric, and makes the surface of the woven bag fabric flat. Then, the mounting plate 5 is driven downward again by the electric telescopic rod 6, so that the cutting tool 21 moves downward to the inside of the cutting groove 15;

[0040] Then, the screw 17 is driven to rotate through the output end of the servo motor 22, so that the movable block 19 moves back and forth on the outer wall of the screw 17 and the slide rod 18, and at the same time drives the mounting seat 20 and the cutting tool 21 to move back and forth, thereby cutting the taut woven bag fabric. The operation is more convenient, and it is easy to keep the woven bag fabric flat, with good cutting effect and high work efficiency.

[0041] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A positioning and cutting device for woven bag production, comprising a cutting platform (1), characterized in that: A conveyor belt (24) is installed on the right side of the upper end surface of the cutting platform (1) via a bracket, a gantry (2) is fixedly connected to the left side of the upper end surface of the cutting platform (1), an electric telescopic rod (6) is embedded and installed on the upper end surface of the gantry (2), and the output end of the electric telescopic rod (6) extends to the bottom of the gantry (2) and is fixedly connected to a mounting plate (5); The lower end surface of the mounting plate (5) is fixedly connected to two fixed plates (16) distributed front and back, a screw (17) and a slide bar (18) are rotatably connected between the two fixed plates (16), the outer walls of the screw (17) and the slide bar (18) are movably connected to a movable block (19), the lower end surface of the movable block (19) is fixedly connected to a mounting seat (20), the lower end surface of the mounting seat (20) is embedded with a cutting tool (21), the front end surface of the front fixed plate (16) is embedded with a servo motor (22), and the output end of the servo motor (22) is fixedly connected to the screw (17); The lower end surface of the mounting plate (5) is respectively provided with a support frame (7) and a pressure plate (13) located on the left and right sides of the cutting tool (21); a pressure roller (8) is rotatably connected to the lower side of the support frame (7); the upper end surfaces of the support frame (7) and the pressure plate (13) are fixedly connected to two movable rods (25); the upper end surfaces of the two movable rods (25) extend through and extend to the top of the mounting plate (5) and are fixedly connected to a limiting plate (27); the outer walls of the two movable rods (25) are provided with a spring (26) located below the mounting plate (5).

2. A positioning and cutting device for woven bag production according to claim 1, characterized in that: The front and rear sides of the mounting plate (5) are fixedly connected with T-shaped sliding blocks (4), and the front and rear inner walls of the gantry (2) are provided with T-shaped sliding grooves (3) matching the T-shaped sliding blocks (4).

3. The positioning and cutting device for woven bag production according to claim 1, characterized in that: The upper end surface of the cutting platform (1) is provided with a placement groove (10), the interior of the placement groove (10) is rotatably connected to a driving roller (11) located directly below the pressure roller (8), and the front end surface of the cutting platform (1) is installed with a driving motor (12), the output end of the driving motor (12) is fixedly connected to the driving roller (11).

4. The positioning and cutting device for woven bag production according to claim 1, characterized in that: The outer wall of the pressing roller (8) is covered with a rubber layer (9), and the lower end surface of the pressing plate (13) is fixedly connected with a rubber pad (14).

5. The positioning and cutting device for woven bag production according to claim 1, characterized in that: The upper end surface of the cutting platform (1) is provided with a cutting groove (15) located directly below the cutting tool (21).

6. The positioning and cutting device for woven bag production according to claim 1, characterized in that: A control switch (23) is installed on the front end surface of the gantry (2).

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