Batch type paper cutting device for valve bag

Abstract

The utility model discloses a batch type paper cutting device for a valve bag, the batch type paper cutting device for the valve bag comprises a rack, an unreeling mechanism and a rewinding mechanism, the unreeling mechanism comprises an unreeling rotating rod, the rewinding mechanism comprises a rotatable rewinding frame, the rotatable rewinding frame comprises a central shaft, two side plates and four rod frames, the central shaft is provided with a plurality of through holes, and the through holes are formed in the through holes. The two ends of the central shaft are respectively connected with one side plate and penetrate out of the side plates, the four rod frames are arranged with the central shaft as the center, the two ends of each rod frame are respectively connected with one side plate, the outer edge lines of the four rod frames are arranged in a square shape, and the outer edge lines are used for making contact with roll paper in the unwinding process. According to the utility model, the problem of batch cutting is solved.

Description

Technical Field

[0001] The utility model relates to a manufacturing process of a valve bag, and more specifically, to a batch paper cutting device for the valve bag. Background Art

[0002] In the production of valve bags, the whole roll of paper needs to be cut into preset lengths. The existing cutting method is to use a cutter to cut one sheet at a time according to the preset length, which is time-consuming and requires many cuts, and cannot be cut in batches at one time. Utility Model Content

[0003] In view of the above problems, the utility model provides a batch paper cutting device for valve bags, which solves the batch cutting problem.

[0004] A batch paper cutting device for valve bags, the batch paper cutting device for valve bags comprising a frame, a unwinding mechanism and a rewinding mechanism, the unwinding mechanism comprising an unwinding rotating rod, the rewinding mechanism comprising a rotatable rewinding frame, the rotatable rewinding frame comprising a central axis, two side plates and four rod frames, the two ends of the central axis are respectively connected to a side plate and pass through the side plate, the four rod frames are arranged with the central axis as the center, the two ends of each rod frame are respectively connected to a side plate, the outer edge lines of the four rod frames form a square arrangement, and the outer edge lines are used to contact the roll paper during unwinding.

[0005] Optionally, the rod frame is a rectangular parallelepiped.

[0006] Optionally, the rod frame is a hollow cuboid.

[0007] Optionally, the two side plates are each provided with more than two circles of rod rack installation positions arranged around the central axis, and the rod rack can be detachably installed on one of the circles of rod rack installation positions.

[0008] Optionally, the batch paper cutting device for the valve bag also includes a counter.

[0009] Compared with the prior art, the beneficial effects of the utility model are:

[0010] When a whole roll of paper needs to be cut into preset lengths, the utility model solves the problem of batch cutting. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, a brief introduction will be given below to the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative labor.

[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 rotatable rewinding frame of the utility model;

[0014] Figure 3 It is a schematic diagram of the position of the central axis and the rod frame of the utility model.

[0015] Explanation of the accompanying reference numerals: 1. frame, 2. unwinding mechanism, 3. rewinding mechanism, 4. unwinding rotating rod, 5. central axis, 6. side plate, 7. rod frame. DETAILED DESCRIPTION

[0016] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, or it can be an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0017] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the 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 position, be constructed and operated in a specific position, and therefore cannot be understood as a limitation on the present invention. In the description of the present invention, "multiple" means two or more, unless otherwise precisely and specifically specified.

[0018] The terms "first", "second", "third", "fourth", etc. (if any) in the specification and claims of the present application and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the data used in this way can be interchangeable where appropriate, so that the embodiments of the present application described herein can be implemented in an order other than those illustrated or described herein, for example. In addition, the terms "including" and "having" and any of their variations are intended to cover non-exclusive inclusions, for example, a process, method, system, product or device comprising a series of steps or units is not necessarily limited to those steps or units clearly listed, but may include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.

[0019] In order to make the purpose, technical solution and advantages of the embodiments of the present application clearer, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0020] The following specific embodiments are used to describe the technical solution of the utility model in detail. The following specific embodiments can be combined with each other, and the same or similar concepts or processes may not be described in detail in some embodiments.

[0021] Please refer to Figure 1-Figure 3 , Figure 1 This is a schematic diagram of the overall structure of a batch paper cutting device for valve bags provided by the utility model. Figure 2 This is a schematic diagram of the structure of the rotatable rewinding frame provided by the utility model. Figure 3 for.

[0022] A batch paper cutting device for valve bags comprises a frame 1, a rewinding mechanism 2 and a rewinding mechanism 3, wherein the rewinding mechanism 2 comprises a rewinding rotating rod 4, the rewinding mechanism 3 comprises a rotatable rewinding frame, the rotatable rewinding frame comprises a central axis 5, two side plates 6 and four rod frames 7, the two ends of the central axis 5 are respectively connected to a side plate 6 and pass through the side plate 6, the four rod frames 7 are arranged with the central axis 5 as the center, the two ends of each rod frame 7 are respectively connected to a side plate 6, the outer edge lines of the four rod frames 7 form a square arrangement, and the outer edge lines are used to contact with the roll paper when unwinding.

[0023] Those skilled in the art should be aware that, in the present invention, the unwinding rotating rod 4 can be connected to a motor, with the motor providing power to rotate and unwind, or the unwinding rotating rod 4 can be driven to rotate by other rotating structures. As long as the unwinding rotating rod 4 can rotate and unwind, no special limitation is made here.

[0024] It should be known to those skilled in the art that, in the present invention, the central shaft 5 can be connected to a motor, and the motor can provide power to rotate and unwind, or the central shaft 5 can be driven to rotate by other rotating structures. As long as the central shaft 5 can rotate, thereby driving the rotatable rewinding frame to rotate, no special limitation is made here.

[0025] It should be known to those skilled in the art that, in the present invention, the unwinding mechanism 2 and the rewinding mechanism 3 may both be mounted on the frame 1, or only one of them may be mounted on the frame 1, which is not particularly limited herein.

[0026] By setting the rotatable rewinding frame, when the paper released from the unwinding mechanism 2 reaches the rotatable rewinding frame, it is wound on the four rods 7 of the rotatable rewinding frame, and finally forms a multi-layer square roll with the outer edge line as the fulcrum, and then cuts along an outer edge line by cutting, so that a roll of paper can be cut into preset lengths in batches at one time.

[0027] In one or more embodiments of the present invention, the rod frame 7 is a rectangular parallelepiped.

[0028] In one or more embodiments of the present invention, in order to save materials, the rod frame 7 is a hollow cuboid.

[0029] In one or more embodiments of the utility model, two or more circles of rod mounting positions (not shown) are respectively provided on the two side plates 6, which are arranged around the central axis 5, and the rod rack 7 can be detachably installed on one of the circles of rod mounting positions. By providing different numbers of rod mounting positions, when the preset length size changes, the rod rack 7 can be installed to the rod mounting position of the corresponding size. The detachable installation can be by means of screws and nuts, or by means of grooves and protrusions, as long as it can be detachably installed, and it is not particularly limited here.

[0030] In one or more embodiments of the utility model, the batch paper cutting device for valve bags further includes a counter (not shown in the figure), which is used to count the rotatable rewinding frame, and the number of revolutions of the rotatable rewinding frame is the number of paper sheets with the same preset length after cutting. It should be known to those skilled in the art that the counter is a product purchased from the market, and the connection method is also the prior art, and is not particularly limited here as long as it can accurately count the number of revolutions.

[0031] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, ordinary technicians in this field should understand that they can still modify the technical solutions recorded in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not make the essence of the corresponding technical solution deviate from the scope of the technical solution of the embodiments of the utility model.

Claims

1. A batch paper cutting device for valve bags, characterized in that: The batch paper cutting device for the valve bag comprises a frame (1), an unwinding mechanism (2) and a rewinding mechanism (3), wherein the unwinding mechanism (2) comprises an unwinding rotating rod (4), and the rewinding mechanism (3) comprises a rotatable rewinding frame, and the rotatable rewinding frame comprises a central axis (5), two side plates (6) and four rod frames (7), wherein two ends of the central axis (5) are respectively connected to a side plate (6) and pass through the side plate (6), and the four rod frames (7) are arranged with the central axis (5) as the center, and two ends of each rod frame (7) are respectively connected to a side plate (6), and the outer edge lines of the four rod frames (7) form a square arrangement, and the outer edge lines are used to contact with the roll paper when unwinding.

2. The batch paper cutting device for valve bags according to claim 1, characterized in that: The rod frame (7) is a rectangular parallelepiped.

3. The batch paper cutting device for valve bags according to claim 2, characterized in that: The rod frame (7) is a hollow rectangular parallelepiped.

4. The batch paper cutting device for valve bags according to claim 1, characterized in that: The two side plates (6) are each provided with more than two circles of rod frame installation positions arranged around the central axis (5), and the rod frame (7) can be detachably installed on one of the circles of rod frame installation positions.

5. The batch paper cutting device for valve bags according to any one of claims 1 to 4, characterized in that: The batch paper cutting device for the valve bag also includes a counter.

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