Packaging film edge cutting waste output mechanism of packaging bag

Abstract

The utility model relates to a packaging bag packaging film edge cutting waste output mechanism which comprises a material guide cylinder arranged below a packaging film to be cut, a feeding notch is formed in the upper portion of one side of the material guide cylinder, and a material guide ring is arranged below the edge, corresponding to the packaging film, of the material guide cylinder. A waste edge film of the packaging film sequentially passes through the material guiding ring, the feeding notch and the material guiding barrel to be output outwards, and a draught fan is arranged on the side, away from the feeding notch, of the material guiding barrel and used for blowing air into the material guiding barrel to blow the waste edge film out of the material guiding barrel. The device is simple in structure, reasonable in design and convenient to use, waste film edges of packaging films pass through the material guide pipe, the feeding notch of the material guide barrel and the interior of the material guide barrel, then are blown out of the material guide barrel by the fan and are output to a waste material area in a centralized mode, potential safety hazards affecting equipment operation are avoided, and meanwhile follow-up centralized treatment on waste materials is facilitated.

Description

Technical Field

[0001] The utility model relates to a packaging film trimming waste material output mechanism for a packaging bag. Background Art

[0002] After the existing packaging film is produced, since the left and right parts of the packaging film are provided with the same pattern, it is necessary to cut along the middle of the packaging film to separate them and form two rolls of finished packaging film for subsequent use. Since the edges of the produced packaging film generally have a margin, when the middle part of the packaging film is cut, the excess waste film on the edge of the packaging film also needs to be cut off. In the prior art, the waste film cut off from the packaging film is in the form of thin strips, and the waste film is easy to fall into the processing equipment after cutting, which is not conducive to the operation of the processing equipment and has safety hazards. At the same time, the waste film is scattered everywhere, which is not conducive to keeping the production environment tidy, and the subsequent cleaning is time-consuming and laborious. Utility Model Content

[0003] The utility model improves the above-mentioned problem, that is, the technical problem to be solved by the utility model is to provide a packaging film trimming waste output mechanism for packaging bags, which can collect the waste film edges of the packaging film and output them to the waste area through the material guide cylinder to avoid affecting the operation of the equipment and facilitate subsequent processing.

[0004] The utility model is constructed as follows: it includes a material guide cylinder arranged below the packaging film to be cut, a feed notch is arranged above one side of the material guide cylinder, a material guide ring is arranged below the edge of the material guide cylinder corresponding to the packaging film, the waste edge film of the packaging film is output outwardly through the material guide ring, the feed notch and the material guide cylinder in sequence, and a fan is arranged on the side of the material guide cylinder away from the feed notch for blowing air into the inside of the material guide cylinder to blow the waste edge film out of the material guide cylinder.

[0005] Furthermore, the material guiding ring and the material guiding cylinder are connected via a rod body.

[0006] Furthermore, the waste film edge on the guide ring on the side away from the feed notch of the guide barrel passes through the guide ring close to the feed notch and then enters into the guide barrel through the feed notch.

[0007] Furthermore, it also includes a raw material roller, a first material guide roller, a second material guide roller, a third material guide roller, a fourth material guide roller, a fifth material guide roller, a sixth material guide roller and a seventh material guide roller which are sequentially arranged along the conveying direction of the packaging film to be cut, the raw material roller is sleeved with a rolled packaging film to be cut, three cutting tools are arranged above the fifth material guide roller and the sixth material guide roller, the cutting tool located in the middle is used to divide the packaging film to be cut into two, and the cutting tools located on both sides are used to cut the waste edge film of the packaging film, a first finished product roller is arranged above the seventh material guide roller, and a second finished product roller is arranged below the seventh material guide roller, and the packaging film to be cut is sequentially connected to the first finished product roller and the second finished product roller via the first material guide roller, the second material guide roller, the third material guide roller, the fourth material guide roller, the fifth material guide roller, the sixth material guide roller and the seventh material guide roller respectively.

[0008] Furthermore, the first and second finished product rollers are provided with rolled finished product packaging films, a first pressing roller is provided above the rolled finished product packaging film, and a second pressing roller is also provided above the rolled packaging film to be cut.

[0009] Furthermore, the material guide cylinder is arranged below the fifth material guide roller and the sixth material guide roller.

[0010] Furthermore, a static-eliminating brush is provided above the sixth guide roller.

[0011] Compared with the prior art, the utility model has the following beneficial effects: the device has a simple structure, a reasonable design, and is easy to use. The rolled packaging film to be cut is output by the raw material roller, and the first guide roller, the second guide roller, the third guide roller, the fourth guide roller, the fifth guide roller, the sixth guide roller, and the seventh guide roller are connected to the first finished product roller and the second finished product roller respectively. Specifically, the packaging film arriving between the fifth guide roller and the sixth guide roller is cut by three cutting tools, and the middle cutting tool divides the packaging film into two, and half of the packaging film is wound to the first On the finished product roller, the other half of the packaging film is wound onto the second finished product roller; at the same time, the waste film edges are cut off on both sides of the packaging film by the cutting tools located on both sides, and the waste edge film of the cut packaging film extends outward through the guide ring, the notch of the guide barrel, the inside of the guide barrel, and the output end of the guide barrel. The fan blows air into the guide barrel, driving the waste edge film in the guide barrel to be blown out from the output end of the guide barrel, and at the same time, cooperates with the newly cut waste edge film from the top to continuously output it to the waste area, effectively solving the problem of waste edge film scattering to the equipment and affecting the operation, and facilitating subsequent centralized processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic diagram of the structure of an embodiment of the utility model;

[0013] Figure 2 for Figure 1 Schematic diagram of the local structure on the left side;

[0014] Figure 3 It is a partial top view of the cutting tool and packaging film according to an embodiment of the utility model. DETAILED DESCRIPTION

[0015] The present invention will be further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0016] Example: Figures 1 to 3 As shown, in this embodiment, a packaging film trimming waste output mechanism for a packaging bag is provided, including a material guide barrel 1 arranged below the packaging film to be cut, a feed notch 101 is arranged above one side of the material guide barrel, and a material guide ring 2 is arranged below the edge of the material guide barrel corresponding to the packaging film, and the waste edge film of the packaging film is output outwardly through the material guide ring, the feed notch, and the material guide barrel in sequence, and a fan 4 is arranged on the side of the material guide barrel away from the feed notch for blowing air into the inside of the material guide barrel to blow the waste edge film inside the material guide barrel out of the material guide barrel.

[0017] The waste film edge on the guide ring on the side of the feed notch far away from the guide barrel needs to pass through the guide ring close to the feed notch and then enter the inside of the guide barrel through the feed notch.

[0018] During operation, the waste edge film of the cut packaging film extends outward through the guide ring, the notch of the guide barrel, the inside of the guide barrel, and the output end of the guide barrel. The fan blows air into the guide barrel, driving the waste edge film in the guide barrel to be blown out from the output end of the guide barrel. At the same time, it cooperates with the newly cut waste edge film above to be output continuously. The cut waste edge film is a whole line without interruption.

[0019] In the embodiment of the utility model, the material guide ring and the material guide cylinder are connected via the rod body 3.

[0020] In the embodiment of the utility model, it also includes a raw material roller 5, a first guide roller 6, a second guide roller 7, a third guide roller 8, a fourth guide roller 9, a fifth guide roller 10, a sixth guide roller 11 and a seventh guide roller 12 which are sequentially arranged along the conveying direction of the packaging film to be cut. The raw material roller is sleeved with a rolled packaging film 13 to be cut. Three cutting tools 14 are arranged above the fifth guide roller and the sixth guide roller from front to back. The three cutting tools are fixed on the frame 26. The cutting tool located in the middle is used to divide the packaging film to be cut into two parts, and the cutting tools located on both sides are used to cut the waste edge film of the packaging film. A first finished product roller 15 is arranged above the side of the seventh guide roller, and a second finished product roller 16 is arranged below the side of the seventh guide roller. The packaging film to be cut is sequentially connected to the first finished product roller and the second finished product roller via the first guide roller, the second guide roller, the third guide roller, the fourth guide roller, the fifth guide roller, the sixth guide roller and the seventh guide roller respectively.

[0021] In the embodiment of the utility model, the first and second finished product rollers are provided with rolled finished product packaging films 17, a first pressing roller 18 is provided above the rolled finished product packaging films, and a second pressing roller 19 is provided above the rolled packaging films to be cut.

[0022] In the embodiment of the utility model, the material guide cylinder is arranged below the fifth material guide roller and the sixth material guide roller.

[0023] In the embodiment of the utility model, in order to conveniently remove static electricity on the packaging film and prevent it from absorbing dust, a static electricity removal brush 20 is arranged above the sixth guide roller.

[0024] In the embodiment of the utility model, motors for driving the raw material roller, the first finished product roller and the second finished product roller to rotate are arranged outside the raw material roller, the first finished product roller and the second finished product roller.

[0025] In the embodiment of the utility model, a middle cutting area 21 is provided in the middle of the above-mentioned packaging film 25, and a cutting tool located in the middle cuts a dividing line 22 in the middle cutting area, thereby dividing the packaging film into two parts. An edge cutting area 23 is provided at the edge of the packaging film, and the portion cut off in the edge cutting area is the waste film edge 24.

[0026] In the embodiment of the utility model, when working: the rolled packaging film to be cut is output by the raw material roller, and the first guide roller, the second guide roller, the third guide roller, the fourth guide roller, the fifth guide roller, the sixth guide roller, and the seventh guide roller are connected to the first finished product roller and the second finished product roller respectively. Specifically, the packaging film reaching between the fifth guide roller and the sixth guide roller is cut by three cutting tools, and the middle cutting tool divides the packaging film into two, half of which is wound onto the first finished product roller, and the other half of the packaging film is wound onto the second finished product roller; at the same time, the waste film edges on both sides of the packaging film are cut off by the cutting tools located on both sides, and the cut waste film edges are blown out to the waste area through the guide cylinder.

[0027] Unless otherwise stated, any technical solution disclosed in the above utility model, if it discloses a numerical range, then the disclosed numerical range is a preferred numerical range. Any technician in the field should understand that the preferred numerical range is only a numerical value with a more obvious technical effect or representative value among many feasible numerical values. Since there are too many numerical values ​​to be exhaustive, the utility model discloses only some numerical values ​​to illustrate the technical solution of the utility model, and the numerical values ​​listed above should not constitute a limitation on the scope of protection of the utility model.

[0028] If the words "first", "second" and so on are used in this article to limit components, those skilled in the art should know that the use of "first" and "second" is only for the convenience of description to distinguish the components. Unless otherwise stated, the above words have no special meaning.

[0029] At the same time, if the above-mentioned utility model discloses or involves components or structural parts that are fixedly connected to each other, then, unless otherwise stated, the fixed connection can be understood as: a detachable fixed connection (for example, connected by bolts or screws), and can also be understood as: a non-detachable fixed connection (for example, riveting, welding). Of course, the mutual fixed connection can also be replaced by an integrated structure (for example, manufactured by one-piece molding using a casting process) (except when it is obviously impossible to use an one-piece molding process).

[0030] In addition, unless otherwise stated, the terms used to indicate positional relationships or shapes in any of the technical solutions disclosed in the above utility model include states or shapes that are approximate, similar or close thereto.

[0031] Any component provided by the utility model can be assembled from multiple separate components, or can be a separate component manufactured by an integrated molding process.

[0032] 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 preferred embodiments, ordinary technicians in the relevant field should understand that the specific implementation methods of the utility model can still be modified or some technical features can be replaced by equivalents without departing from the spirit of the technical solution of the utility model, which should be included in the scope of the technical solution for protection of the utility model.

Claims

1. A packaging film trimming waste output mechanism for packaging bags, characterized in that: It includes a material guide cylinder arranged below the packaging film to be cut, a feed notch is arranged above one side of the material guide cylinder, a material guide ring is arranged below the edge of the material guide cylinder corresponding to the packaging film, the waste edge film of the packaging film is output outward through the material guide ring, the feed notch and the material guide cylinder in sequence, and a fan is arranged on the side of the material guide cylinder away from the feed notch for blowing air into the inside of the material guide cylinder to blow the waste edge film out of the material guide cylinder.

2. The packaging film trimming waste output mechanism of a packaging bag according to claim 1, characterized in that: The material guiding ring is connected to the material guiding cylinder via a rod body.

3. The packaging film trimming waste output mechanism of a packaging bag according to claim 1, characterized in that: The roller also includes a raw material roller, a first material guide roller, a second material guide roller, a third material guide roller, a fourth material guide roller, a fifth material guide roller, a sixth material guide roller and a seventh material guide roller, which are sequentially arranged along the conveying direction of the packaging film to be cut; the raw material roller is sleeved with a rolled packaging film to be cut; three cutting tools are arranged above the fifth material guide roller and the sixth material guide roller; the cutting tool located in the middle is used to divide the packaging film to be cut into two parts; the cutting tools located on both sides are used to cut the waste edge film of the packaging film; a first finished product roller is arranged above the seventh material guide roller; a second finished product roller is arranged below the seventh material guide roller; the packaging film to be cut is sequentially connected to the first finished product roller and the second finished product roller via the first material guide roller, the second material guide roller, the third material guide roller, the fourth material guide roller, the fifth material guide roller, the sixth material guide roller and the seventh material guide roller, respectively.

4. The packaging film trimming waste output mechanism of a packaging bag according to claim 1, characterized in that: The waste film edge on the guide ring on the side of the feed notch away from the guide barrel passes through the guide ring close to the feed notch and then enters into the guide barrel through the feed notch.

5. The packaging film trimming waste output mechanism of a packaging bag according to claim 3, characterized in that: The first and second finished product rollers are provided with rolled finished product packaging films, a first pressing roller is provided above the rolled finished product packaging film, and a second pressing roller is also provided above the rolled packaging film to be cut.

6. The packaging film trimming waste output mechanism of a packaging bag according to claim 3, characterized in that: The material guide cylinder is arranged below the fifth material guide roller and the sixth material guide roller.

7. The packaging film trimming waste output mechanism of a packaging bag according to claim 3, characterized in that: A static-eliminating brush is arranged above the sixth guide roller.

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