Multi-layer packaging bag pressing device

Abstract

The utility model provides a multi-layer packaging bag pressing device, which belongs to the technical field of packaging bag processing. A movable groove is provided on the top wall of a processing table of the multi-layer packaging bag pressing device. An extrusion frame is fixedly installed on the left side of the movable groove, and an extrusion roller is slidably connected in the extrusion frame. A pressing frame is fixedly installed on the right side of the movable groove, and a pressing plate is slidably connected in the pressing frame. A cutting frame is fixedly installed on the right side of the pressing frame, and a cutting component for cutting the packaging bag is arranged in the cutting frame. The cutting component includes a fixed seat slidably connected in the cutting frame, and a cutting knife is fixedly installed on the bottom wall of the fixed seat. An inner cavity is provided at the bottom end of the fixed seat, and a plurality of sliding cavities are equidistantly provided at the top end of the inner cavity, the sliding cavity is connected to a pressing rod, and a plurality of pressing rods are slidably connected at the bottom end of the inner cavity. The utility model solves the technical problem that, because the packaging bag has a certain toughness, if the packaging bag is not fixed and is directly cut, uneven cutting will occur, which affects the quality of the finished product after cutting.

Description

Technical Field

[0001] The utility model belongs to the technical field of packaging bag processing, and in particular relates to a multi-layer packaging bag pressing device. Background Art

[0002] Plastic packaging bags are bags made of plastic as the main material and are widely used by people. Depending on the purpose of the plastic bags, different materials are used to make plastic bags. When using multiple plastic materials to make composite plastic bags, a pressing device is required to press the multiple plastic materials into a layer of material, and a composite packaging bag can be made by using this material.

[0003] During the production process of some multi-layer composite packaging bags, the bag openings of the multi-layer biodegradable composite packaging bags need to be cut. Since the packaging bags have a certain toughness, if the packaging bags are not fixed and cut directly, uneven cutting will occur, affecting the quality of the finished product after cutting. Utility Model Content

[0004] In view of this, the utility model provides a multi-layer packaging bag pressing device, which is used to solve the technical problem that since the packaging bag has a certain toughness, if the packaging bag is not fixed and then cut directly, it will cause uneven cutting and affect the quality of the finished product after cutting.

[0005] The utility model is achieved in this way:

[0006] The utility model provides a multi-layer packaging bag pressing device, which has a processing table, wherein a movable groove is opened on the top wall of the processing table, a plurality of conveying rollers are rotatably connected in the movable groove, an extrusion frame is fixedly installed on the left side of the movable groove, an extrusion roller is slidably connected in the extrusion frame, a pressing frame is fixedly installed on the right side of the movable groove, and a pressing plate is slidably connected in the pressing frame;

[0007] A cutting frame is fixedly installed on the right side of the pressing frame, and a cutting assembly for cutting the packaging bag is arranged inside the cutting frame. The cutting assembly includes a fixed seat slidably connected inside the cutting frame, and a cutting knife is fixedly installed on the bottom wall of the fixed seat;

[0008] The bottom end of the fixing seat is provided with an inner cavity, the top end of the inner cavity is provided with a plurality of sliding cavities at equal distances, the sliding cavities are connected with the inner cavity, the bottom end of the inner cavity is slidably connected with a plurality of pressure rods, and the pressure rods are located on the right side of the cutting knife.

[0009] On the basis of the above technical solution, the multi-layer packaging bag pressing device of the utility model can also be improved as follows:

[0010] Furthermore, the top ends of the plurality of pressure rods are fixedly connected to a connecting plate, the top ends of the connecting plates are fixedly connected to a plurality of sliding rods, and the sliding rods are respectively slidably connected in the corresponding sliding cavities.

[0011] Furthermore, a first spring is fixedly connected to the top end of the sliding rod, and a top end of the first spring is fixedly connected to the top wall of the sliding cavity.

[0012] Furthermore, a third telescopic cylinder is fixedly installed on the top of the cutting frame, and a movable end of the third telescopic cylinder passes through the top wall of the cutting frame and the fixing seat is fixedly installed on the end thereof.

[0013] Furthermore, a second telescopic cylinder is fixedly installed on the top of the pressing frame, and a movable end of the second telescopic cylinder penetrates the top wall of the pressing frame and an end portion is fixedly connected to the pressing plate.

[0014] Furthermore, a first telescopic cylinder is fixedly mounted on the top wall of the extrusion frame, a movable end of the first telescopic cylinder penetrates the top wall of the extrusion frame and an end portion is fixedly connected to a lifting frame, and the extrusion roller is rotatably connected in the lifting frame.

[0015] Compared with the prior art, the beneficial effects of the multi-layer packaging bag pressing device provided by the utility model are:

[0016] By arranging a plurality of pressure rods, the cutting of the packaging bag is fixed, and then the packaging bag is cut by a cutting knife, so that the flatness of the cutting part of the packaging bag is improved.

[0017] By setting up a slidingly connected squeezing roller, its height can be adjusted by the first telescopic cylinder, which is convenient for adjustment according to a variety of packaging bag materials and materials with different thicknesses. The air in the packaging bag is squeezed out by the distance between the squeezing roller and the upper surface of the processing table to avoid the presence of air between the multi-layer materials, so that the finished packaging bag material will bulge during pressing. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1 It is an axonometric diagram of the overall structure of a multi-layer packaging bag pressing device;

[0020] Figure 2 It is a front view of the overall structure of a multi-layer packaging bag pressing device;

[0021] Figure 3 A side view of a cutting assembly of a multi-layer packaging bag pressing device;

[0022] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0023] 1. Processing table; 11. Moving groove; 2. Conveying roller; 3. Extrusion frame; 31. Extrusion roller; 32. First telescopic cylinder; 33. Lifting frame; 4. Pressing frame; 41. Pressing plate; 42. Second telescopic cylinder; 5. Cutting frame; 51. Third telescopic cylinder; 52. Fixed seat; 53. Inner cavity; 54. Pressing rod; 55. Connecting plate; 56. Sliding rod; 57. Sliding cavity; 58. First spring; 6. Cutting knife. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical solution and advantages of the implementation of the utility model clearer, the technical solution in the implementation of the utility model will be clearly and completely described below in conjunction with the drawings in the implementation of the utility model. Obviously, the described implementation is a part of the implementation of the utility model, not all of the implementations. Based on the implementation of the utility model, all other implementations obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present invention.

[0026] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0027] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0028] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined. Example 1

[0029] like Figure 1-3 As shown, the utility model provides a multi-layer packaging bag pressing device, which has a processing table 1, wherein a moving groove 11 is opened on the top wall of the processing table 1, and a plurality of conveying rollers 2 are rotatably connected in the moving groove 11, an extrusion frame 3 is fixedly installed on the left side of the moving groove 11, and an extrusion roller 31 is slidably connected in the extrusion frame 3, and a pressing frame 4 is fixedly installed on the right side of the moving groove 11, and a pressing plate 41 is slidably connected in the pressing frame 4;

[0030] A cutting frame 5 is fixedly installed on the right side of the pressing frame 4. A cutting assembly for cutting the packaging bag is arranged inside the cutting frame 5. The cutting assembly includes a fixed seat 52 slidably connected inside the cutting frame 5. A cutting knife 6 is fixedly installed on the bottom wall of the fixed seat 52.

[0031] An inner cavity 53 is formed at the bottom of the fixing seat 52 , and a plurality of sliding cavities 57 are formed at equal intervals at the top of the inner cavity 53 . The sliding cavities 57 are connected to the inner cavity 53 . A plurality of pressure rods 54 are slidably connected to the bottom of the inner cavity 53 . The pressure rods 54 are located on the right side of the cutting knife 6 .

[0032] Optionally, in the above technical solution, the top ends of the plurality of pressure rods 54 are fixedly connected with a connecting plate 55 , the top ends of the connecting plates 55 are fixedly connected with a plurality of sliding rods 56 , and the sliding rods 56 are slidably connected in corresponding sliding cavities 57 , respectively.

[0033] Optionally, in the above technical solution, the top end of the sliding rod 56 is fixedly connected to a first spring 58 , and the top end of the first spring 58 is fixedly connected to the top wall of the sliding cavity 57 .

[0034] Optionally, in the above technical solution, a third telescopic cylinder 51 is fixedly installed on the top of the cutting frame 5, and the movable end of the third telescopic cylinder 51 passes through the top wall of the cutting frame 5 and a fixing seat 52 is fixedly installed on the end.

[0035] Optionally, in the above technical solution, a second telescopic cylinder 42 is fixedly installed on the top of the pressing frame 4, and the movable end of the second telescopic cylinder 42 passes through the top wall of the pressing frame 4 and the end is fixedly connected to the pressing plate 41.

[0036] Optionally, in the above technical solution, a first telescopic cylinder 32 is fixedly installed on the top wall of the extrusion frame 3, the movable end of the first telescopic cylinder 32 passes through the top wall of the extrusion frame 3 and the end is fixedly connected to a lifting frame 33, and the extrusion roller 31 is rotatably connected in the lifting frame 33.

[0037] In the initial state, the length of the pressing rod 54 below the bottom wall of the fixing seat 52 is greater than the length of the cutting blade 6 below the bottom wall of the fixing seat 52 .

[0038] Working principle:

[0039] When in use, the packaging bag is placed on the top surface of the processing table 1, and the rotation of the conveying roller 2 plays a role in conveying the packaging bag. According to the thickness of the packaging bag, the first telescopic cylinder 32 is started to adjust the position of the squeezing roller 31, and the packaging bag to be pressed is moved to the pressing frame 4, and the second telescopic cylinder 42 is started to drive the pressing plate 41 to move downward. After the pressing is completed, the packaging bag to be cut is moved to the cutting frame 5;

[0040] When cutting, the third telescopic cylinder 51 is started to drive the fixed seat 52 to move downward, and the fixed seat 52 drives the pressure rod 54 at the bottom and the cutting knife 6 to move downward. The pressure rod 54 first contacts the packaging bag, and the pressure rod 54 moves upward under the reaction force, and drives the connecting plate 55 to move upward in the inner cavity 53, and the sliding rod 56 moves upward in the sliding cavity 57 accordingly;

[0041] At this time, the first spring 58 is squeezed to buffer the pressure rod 54, and the cutting knife 6 moves downward along the side of the pressure rod 54 to cut the cut end of the packaging bag. After the cutting is completed, the third telescopic cylinder 51 drives the fixing seat 52 to move up and back to the initial position, so that the cutting knife 6 is away from the packaging bag.

[0042] The above description is only the preferred implementation of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A multi-layer packaging bag pressing device, comprising a processing table (1), characterized in that: The top wall of the processing table (1) is provided with a movable groove (11), a plurality of conveying rollers (2) are rotatably connected in the movable groove (11), an extrusion frame (3) is fixedly installed on the left side of the movable groove (11), an extrusion roller (31) is slidably connected in the extrusion frame (3), a pressing frame (4) is fixedly installed on the right side of the movable groove (11), and a pressing plate (41) is slidably connected in the pressing frame (4); A cutting frame (5) is fixedly mounted on the right side of the pressing frame (4), wherein a cutting assembly for cutting packaging bags is arranged inside the cutting frame (5), wherein the cutting assembly comprises a fixing seat (52) slidably connected inside the cutting frame (5), and a cutting knife (6) is fixedly mounted on the bottom wall of the fixing seat (52); An inner cavity (53) is formed at the bottom end of the fixing seat (52), a plurality of sliding cavities (57) are formed at equal intervals at the top end of the inner cavity (53), the sliding cavities (57) are connected to the inner cavity (53), a plurality of pressure rods (54) are slidably connected to the bottom end of the inner cavity (53), and the pressure rods (54) are located on the right side of the cutting knife (6).

2. A multi-layer packaging bag pressing device according to claim 1, characterized in that: The top ends of the plurality of pressure rods (54) are fixedly connected to a connecting plate (55), the top ends of the connecting plates (55) are fixedly connected to a plurality of sliding rods (56), and the sliding rods (56) are respectively slidably connected in the corresponding sliding cavities (57).

3. A multi-layer packaging bag pressing device according to claim 2, characterized in that: The top end of the sliding rod (56) is fixedly connected to a first spring (58), and the top end of the first spring (58) is fixedly connected to the top wall of the sliding cavity (57).

4. A multi-layer packaging bag pressing device according to claim 3, characterized in that: A third telescopic cylinder (51) is fixedly mounted on the top of the cutting frame (5); a movable end of the third telescopic cylinder (51) penetrates the top wall of the cutting frame (5) and the fixing seat (52) is fixedly mounted on the end thereof.

5. The multi-layer packaging bag pressing device according to claim 1, characterized in that: A second telescopic cylinder (42) is fixedly mounted on the top of the pressing frame (4); a movable end of the second telescopic cylinder (42) penetrates the top wall of the pressing frame (4) and an end portion is fixedly connected to the pressing plate (41).

6. The multi-layer packaging bag pressing device according to claim 1, characterized in that: A first telescopic cylinder (32) is fixedly mounted on the top wall of the extrusion frame (3); a movable end of the first telescopic cylinder (32) penetrates the top wall of the extrusion frame (3) and an end portion is fixedly connected to a lifting frame (33); and the extrusion roller (31) is rotatably connected inside the lifting frame (33).

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