Punching waste recovery device for packaging film of packaging bag

Abstract

The utility model provides a packaging bag packaging film punching waste recovery device which comprises a sliding frame, the sliding frame is transversely arranged below a packaging film in conveying, a punching die is connected to the sliding frame in a sliding mode, the punching die comprises an upper die and a lower die which are matched with each other, a punching point of the packaging film in conveying penetrates through the space between the upper die and the lower die, and the upper die and the lower die are matched with each other. A blanking hole is formed in the lower die, a pipeline connector communicated with the blanking hole of the lower die is installed at the bottom of the lower die, a waste storage assembly is connected to the output end of the pipeline connector through a hose, a feeding port and an exhaust port are formed in the waste storage assembly, and an air pump is installed at the output end of the exhaust port. The punching waste cleaning device is reasonable in design, solves the problems that existing punching waste directly falls on equipment, is difficult to clean and possibly blocks an operating mechanism in a production line, is convenient in position adjustment, can be suitable for various packaging bags of different specifications, facilitates specialized production, and improves production efficiency.

Description

Technical Field

[0001] The utility model relates to a packaging film punching waste recovery device for packaging bags. Background Art

[0002] In the production process of existing packaging bags, it is necessary to perform a punching process before cutting the entire bag group being conveyed, so that an easy-to-tear notch is produced on the side of the packaging bag after cutting, which is convenient for users to open the packaging bag. However, since the production line is automatically reopened, the punched waste will fall directly on the production line equipment, which is difficult to clean up, and there is a possibility that the waste will get stuck in the operating mechanism inside the production line. At the same time, the existing packaging film punching waste recovery device is difficult to adjust the position when punching packaging bags of different specifications, which is time-consuming and labor-intensive. Summary of the invention

[0003] In view of this, the purpose of the present invention is to overcome the deficiencies in the above-mentioned prior art and provide a packaging film punching waste recovery device for packaging bags.

[0004] The utility model is implemented by the following scheme: a packaging film punching waste recovery device for packaging bags, comprising a sliding frame, the sliding frame is horizontally placed below the packaging film being conveyed, a punching die is slidably connected to the sliding frame, the punching die comprises an upper die and a lower die that cooperate with each other, the punching point of the packaging film being conveyed passes through between the upper die and the lower die, a pipe joint connected to the punching hole of the lower die is installed at the bottom of the lower die, a waste storage component is connected to the output end of the pipe joint via a hose, a feed port and an exhaust port are opened on the waste storage component, and an air pump is installed on the output end of the exhaust port.

[0005] Furthermore, the waste storage assembly includes a storage box, the top of which is provided with an opening, the opening is covered with a cover plate, the feed port is opened on the cover plate, the outer end of the feed port is connected to the pipe joint via a hose, the exhaust port is opened at the bottom of the side wall of the storage box, and a filter is installed in the storage box.

[0006] Furthermore, the sliding frame includes vertical mounting plates which are symmetrically arranged on the left and right sides of the packaging film being conveyed, and a fixing rod is symmetrically connected front and back between the lower plate surfaces of the two vertical mounting plates. A transverse square beam parallel to the fixing rod is installed between the tops of the two vertical mounting plates. The transverse square beam is located below the packaging film being conveyed, and the length direction of the transverse square beam is perpendicular to the conveying direction of the packaging film, and the punching mold is slidably connected to the transverse square beam.

[0007] Furthermore, connecting square rods are connected to the end portions of both ends of the horizontal square beam, a snap-in square groove is provided on the vertical mounting plate, the connecting square rod is snapped into the snap-in square groove, a snap-in plate is screwed on one side of the plate surface of the vertical mounting plate, and the snap-in plate abuts against the upper side of the connecting square rod.

[0008] Furthermore, reinforcing plates parallel to the vertical mounting plates are installed on both ends of the transverse square beam, and the reinforcing plates are fixedly connected to the vertical mounting plates via a pin shaft.

[0009] Furthermore, a bracket is slidably connected to the transverse square beam, and the bracket includes symmetrically vertically arranged right-angled triangular wing plates, one right-angled side of the right-angled triangular wing plate is located at the bottom and parallel to the transverse square beam, and the other right-angled side is vertical and close to the side of the packaging film being transported, and an L-shaped fixed connecting plate is connected between the middle parts of the two right-angled triangular wing plates, the horizontal part of the L-shaped fixed connecting plate is at the bottom, and the vertical part is at the top, the length direction of the horizontal part of the L-shaped fixed connecting plate is parallel to the transverse square beam, and the two sides of the length direction of the horizontal part of the L-shaped fixed connecting plate are respectively welded to the plate surface of the right-angled triangular wing plate on the same side, and the two sides of the vertical part of the L-shaped fixed connecting plate are respectively welded to the vertical right-angled sides of the right-angled triangular wing plate on the same side, and the punching mold is installed between one side of the vertical right-angled sides of the two right-angled triangular wing plates.

[0010] Furthermore, extension plates extending toward one side of the packaging film are provided on the top angles of the vertical right-angled sides of the two right-angled triangular wing plates, and a punching cylinder is installed between the two extension plates. The upper die is vertically slidably connected to the vertical portion of the L-shaped fixed connecting plate, and a lower die fixing platform is installed at the lower portion of the horizontal portion of the L-shaped fixed connecting plate. The lower die fixing platform extends out between the vertical right-angled sides of the two right-angled triangular wing plates to form a lower die mounting seat. The lower die mounting seat is located below the upper die, and a lower die is installed on the lower die mounting seat. A connecting through hole communicating with the punching blanking hole of the lower die is provided on the lower die mounting seat, and a pipe joint is installed at the output end of the connecting through hole.

[0011] Furthermore, an L-shaped cross-section groove is provided on the inner side of the bottom right-angled side of the right-angled triangular wing plate, the horizontal part of the L-shaped cross-section groove is on the top and the vertical part is on the bottom, the horizontal part of the L-shaped cross-section groove is welded to the inner side of the bottom right-angled side of the right-angled triangular wing plate, the horizontal part of the L-shaped cross-section groove is slidably connected to the upper beam surface of the transverse square beam, the vertical part of the L-shaped cross-section groove is slidably connected to the side beam surface of the transverse square beam, the beam surface on the other side of the transverse square beam is butt-jointed with the outer side surface of the right-angled triangular wing plate and are on the same vertical plane, a vertical limit plate is screwed on the outer side surface of the right-angled triangular wing plate, the lower edge of the limit plate extends downward to cover the side beam surface of the transverse square beam, and the limit plate and the L-shaped cross-section groove are combined to form a sliding groove that cooperates with the transverse square beam.

[0012] Furthermore, the upper beam surface of the transverse square beam and the top of the vertical mounting plate are in the same plane, the bottom right-angled sides of the two right-angled triangular wing plates abut against the top of the vertical mounting plate, and the lower mold fixing platform abuts against the upper beam surface of the transverse square beam.

[0013] Furthermore, it also includes a sliding track that cooperates with the sliding frame, and the sliding track includes guide rails arranged on the left and right sides of the packaging film being transported. The vertical mounting plate is installed on the side close to the packaging film with at least two walking wheels that cooperate with the guide rails on the same side.

[0014] Compared with the prior art, the utility model has the following beneficial effects: reasonable design, which solves the problem that the existing punching waste directly falls on the equipment and is difficult to clean, and the waste may get stuck in the operating mechanism inside the production line. At the same time, the position adjustment is relatively convenient, and it can be suitable for packaging bags of various specifications, which facilitates professional production and improves production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic cross-sectional view of an embodiment of the utility model (cut between two right-angled triangular wing panels);

[0016] Figure 2 for Figure 1 Middle AA section view;

[0017] Figure 3 for Figure 1 Schematic diagram of the BB cross-section.

[0018] In the figure: 1-sliding frame; 2-upper die; 3-lower die; 4-pipe joint; 5-waste storage assembly; 6-feeding port; 7-exhaust port; 8-vacuum pump; 9-storage box; 10-cover plate; 11-filter screen; 12-vertical mounting plate; 13-fixing rod; 14-transverse square beam; 15-connecting square rod; 16-clamping square groove; 17-clamping plate; 18-reinforcement plate; 19-pin shaft; 20-right-angled triangle wing plate; 21-L-shaped fixed connecting plate; 22-extension plate; 23-punching cylinder; 24-lower die fixing table; 25-connecting through hole; 26-L-shaped cross-section groove; 27-limiting plate; 28-guide rail; 29-travel wheel; 30-synchronizing shaft. DETAILED DESCRIPTION

[0019] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0020] It should be noted that the following detailed descriptions are exemplary and are intended to provide further explanation of the present application. Unless otherwise specified, all technical and scientific terms used herein have the same meanings as those commonly understood by those skilled in the art to which the present application belongs.

[0021] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0022] like Figure 1-3 As shown, a packaging film punching waste recovery device for packaging bags comprises a sliding frame 1, which is horizontally placed under the packaging film being conveyed, and an existing punching die is slidably connected to the sliding frame, and the punching die comprises an existing upper die 2 and an existing lower die 3 that cooperate with each other, and the punching die is an existing die for punching hole materials, and the punching point of the packaging film being conveyed passes through between the upper die and the lower die, and a pipe joint 4 connected to the punching hole of the lower die is installed at the bottom of the lower die, and the punching hole is a channel for discharging waste that is provided on conventional punching dies, and a waste storage component 5 is connected to the output end of the pipe joint via a hose, and a feed port 6 and an exhaust port 7 are provided on the waste storage component, and an air pump 8 is installed on the output end of the exhaust port, and the punched waste is directly sucked into the waste storage component through the air pump, so that the waste punched out by the punching die is prevented from directly falling into the interior of the overall production line, thereby reducing the time and effort of manual cleaning and avoiding excessive waste splashing and causing parts in the production line to get stuck.

[0023] In this embodiment, for the sake of reasonable design, the waste storage component includes a storage box 9, the top of which is provided with an opening, the opening is covered with a cover plate 10, the feed port is opened on the cover plate, the outer end of the feed port is connected to the pipe joint via a hose, the exhaust port is opened at the bottom of the side wall of the storage box, and a filter screen 11 is installed in the storage box to filter the waste to prevent the waste from being sucked into the vacuum pump and causing damage to the vacuum pump. At the same time, an observation window is provided on the cover plate to observe the storage amount of the waste and facilitate timely dumping of the waste.

[0024] In this embodiment, for the sake of reasonable design, the specific sliding frame structure is as follows: the sliding frame includes vertical mounting plates 12 which are symmetrically arranged on the left and right sides of the packaging film being conveyed, and a fixing rod 13 is symmetrically connected front and back between the lower plate surfaces of the two vertical mounting plates. The two ends of the fixing rod are respectively fixed to the vertical mounting plates on the same side by bolts, and a transverse square beam 14 parallel to the fixing rod is installed between the tops of the two vertical mounting plates. The transverse square beam is located below the packaging film being conveyed, and the length direction of the transverse square beam is perpendicular to the conveying direction of the packaging film, and the punching mold is slidably connected to the transverse square beam.

[0025] In this embodiment, in order to achieve the fixation of the transverse square beam, connecting square rods 15 are connected to the two end portions of the transverse square beam, and a snap-in square groove 16 is provided on the vertical mounting plate. The connecting square rod is snapped into the snap-in square groove. A snap-in plate 17 is screwed on one side of the vertical mounting plate. The snap-in plate abuts against the upper side of the connecting square rod. The snap-in plate limits the connecting square rod from escaping from the snap-in square groove, thereby achieving the fixation of the connecting square rod and further achieving the fixation of the transverse square beam.

[0026] In this embodiment, in order to further strengthen the connection structure between the transverse square beam and the vertical mounting plate, reinforcing plates 18 parallel to the vertical mounting plates are installed on the two end circumferential sides of the transverse square beam. The installation method adopts existing threaded fixing, and the reinforcing plate and the vertical mounting plate are fixedly connected by a pin shaft 19.

[0027] The two sides of the vertical part of the L-shaped fixed connecting plate are respectively welded to the plate surface of the right-angled triangle wing plate on the same side, and the two sides of the vertical part of the L-shaped fixed connecting plate are respectively welded to the vertical right-angled triangle wing plate on the same side, that is, the two right-angled triangle wing plates are fixed by the L-shaped fixed connecting plate to form a bracket, and the punching die is installed between one side of the vertical right-angled sides of the two right-angled triangle wing plates.

[0028] In this embodiment, in order to fix the punching die on the bracket, an extension plate 22 extending toward one side of the packaging film is arranged on the top angle of the vertical right-angled sides of the two right-angled triangular wing plates, and a punching cylinder 23 is installed between the two extension plates. The upper die is vertically slidably connected to the vertical part of the L-shaped fixed connecting plate, and the vertical part of the L-shaped fixed connecting plate can be provided with a slide rail, and the side of the upper die is provided with a slide groove to assist the upper die to fall, and a lower die fixing platform 24 is installed at the lower part of the horizontal part of the L-shaped fixed connecting plate. The lower die fixing platform extends out between the vertical right-angled sides of the two right-angled triangular wing plates to form a lower die mounting seat, which is located below the upper die, and a lower die is installed on the lower die mounting seat. A connecting through hole 25 connected to the punching blanking hole of the lower die is provided on the lower die mounting seat, and a pipe joint is installed at the output end of the connecting through hole.

[0029] The L-shaped groove is formed on the upper side of the frame, and the lower side of the frame is provided with an L-shaped groove, and the lower side of the frame is provided with an L-shaped groove.

[0030] In this embodiment, in order to make the bracket slide more smoothly, the upper beam surface of the transverse square beam and the top of the vertical mounting plate are on the same plane, the bottom right-angled sides of the two right-angled triangular wing plates abut against the top of the vertical mounting plate, and one side of the bottom of the lower mold fixing platform abuts against the upper beam surface of the transverse square beam.

[0031] In this embodiment, in order to realize the overall sliding of the sliding frame, the device also includes a sliding track that cooperates with the sliding frame, and the sliding track includes guide rails 28 arranged on the left and right sides of the packaging film being conveyed, and at least two walking wheels 29 that cooperate with the guide rails on the same side are installed on the side of the vertical mounting plate close to the packaging film. The guide rail can be a track with a driving rack, and the walking wheel is provided with a gear corresponding to the rack. The walking wheel body is an existing roller with a braking function. The rollers on the left and right vertical mounting plates correspond to each other one by one and are connected by a synchronization shaft 30 to facilitate synchronous movement.

[0032] 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.

[0033] 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.

[0034] If the present invention discloses or involves components or structures that are fixedly connected to each other, then, unless otherwise stated, the fixed connection can be understood as: a detachable fixed connection (for example, connection using 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).

[0035] In addition, the orientations or positional relationships indicated by terms such as "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", and "outside" used in any of the technical solutions disclosed in the above-mentioned utility model are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing this patent, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on this patent. Unless otherwise stated, the terms used to indicate shapes used in any of the technical solutions disclosed in the above-mentioned utility model include shapes that are approximate, similar or close to them.

[0036] 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.

[0037] 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 punching waste recovery device for packaging bags, comprising a sliding frame, the sliding frame is horizontally placed under the packaging film being transported, a punching die is slidably connected to the sliding frame, the punching die comprises an upper die and a lower die that cooperate with each other, and the punching point of the packaging film being transported passes through between the upper die and the lower die, characterized in that: A pipe joint connected to the blanking hole of the lower die is installed at the bottom of the lower die, and a waste storage component is connected to the output end of the pipe joint via a hose. The waste storage component is provided with a feed port and an exhaust port, and an air pump is installed on the output end of the exhaust port.

2. The punching waste recovery device according to claim 1, characterized in that; The waste storage assembly includes a storage box, the top of which is provided with an opening, the opening is covered with a cover plate, the feed port is opened on the cover plate, the outer end of the feed port is connected to the pipe joint via a hose, the exhaust port is opened at the bottom of the side wall of the storage box, and a filter is installed in the storage box.

3. The punching waste recovery device according to claim 2, characterized in that; The sliding frame includes vertical mounting plates which are symmetrically arranged on the left and right sides of the packaging film being conveyed, a fixing rod is symmetrically connected front and back between the lower plate surfaces of the two vertical mounting plates, a transverse square beam parallel to the fixing rod is installed between the tops of the two vertical mounting plates, the transverse square beam is located below the packaging film being conveyed, the length direction of the transverse square beam is perpendicular to the conveying direction of the packaging film, and the punching die is slidably connected to the transverse square beam.

4. The punching waste recovery device according to claim 3, characterized in that; Connecting square rods are connected to the two end portions of the transverse square beam, a snap-in square groove is provided on the vertical mounting plate, the connecting square rod is snapped into the snap-in square groove, a snap-in plate is screwed on one side of the vertical mounting plate, and the snap-in plate abuts against the upper side of the connecting square rod.

5. The punching waste recovery device according to claim 4, characterized in that; Reinforcement plates parallel to the vertical mounting plates are installed on both ends of the transverse square beam, and the reinforcement plates are fixedly connected to the vertical mounting plates via pins.

6. The punching waste recovery device according to claim 3, characterized in that; A bracket is slidably connected to the transverse square beam, and the bracket includes symmetrically vertically arranged right-angled triangular wing plates, one right-angled side of the right-angled triangular wing plate is located at the bottom and parallel to the transverse square beam, and the other right-angled side is vertical and close to the side of the packaging film being transported, and an L-shaped fixed connecting plate is connected between the middle parts of the two right-angled triangular wing plates, the horizontal part of the L-shaped fixed connecting plate is at the bottom, and the vertical part is at the top, the length direction of the horizontal part of the L-shaped fixed connecting plate is parallel to the transverse square beam, and the two sides of the length direction of the horizontal part of the L-shaped fixed connecting plate are respectively welded to the plate surface of the right-angled triangular wing plate on the same side, and the two sides of the vertical part of the L-shaped fixed connecting plate are respectively welded to the vertical right-angled sides of the right-angled triangular wing plate on the same side, and the punching mold is installed between one side of the vertical right-angled sides of the two right-angled triangular wing plates.

7. The punching waste recovery device according to claim 6, characterized in that; An extension plate extending toward one side of the packaging film is arranged at the top angles of the vertical right-angled sides of the two right-angled triangular wing plates, a punching cylinder is installed between the two extension plates, the upper die is vertically slidably connected to the vertical portion of the L-shaped fixed connecting plate, a lower die fixing platform is installed at the lower portion of the horizontal portion of the L-shaped fixed connecting plate, the lower die fixing platform extends out between the vertical right-angled sides of the two right-angled triangular wing plates to form a lower die mounting seat, the lower die mounting seat is located below the upper die, a lower die is installed on the lower die mounting seat, a connecting through hole communicating with the punching blanking hole of the lower die is provided on the lower die mounting seat, a pipe joint is installed at the output end of the connecting through hole.

8. The punching waste recovery device according to claim 7, characterized in that; The L-shaped cross-section groove is arranged on the inner side of the bottom right-angled side of the right-angled triangular wing plate, the horizontal part of the L-shaped cross-section groove is on the top and the vertical part is on the bottom, the horizontal part of the L-shaped cross-section groove is welded to the inner side of the bottom right-angled side of the right-angled triangular wing plate, the horizontal part of the L-shaped cross-section groove is slidably connected to the upper beam surface of the transverse square beam, the vertical part of the L-shaped cross-section groove is slidably connected to the side beam surface of the transverse square beam, the beam surface on the other side of the transverse square beam is butted against the outer side surface of the right-angled triangular wing plate and are on the same vertical plane, a vertical limiting plate is screwed on the outer side surface of the right-angled triangular wing plate, the lower edge of the limiting plate extends downward to cover the side beam surface of the transverse square beam, and the limiting plate and the L-shaped cross-section groove are combined to form a sliding groove that cooperates with the transverse square beam.

9. The punching waste recovery device according to claim 8, characterized in that; The upper beam surface of the transverse square beam and the top of the vertical mounting plate are in the same plane, the bottom right-angled sides of the two right-angled triangular wing plates abut against the top of the vertical mounting plate, and the lower mold fixing platform abuts against the upper beam surface of the transverse square beam.

10. The punching waste recycling device according to claim 3, characterized in that; It also includes a sliding track that cooperates with the sliding frame, and the sliding track includes guide rails arranged on the left and right sides of the packaging film being transported. The side of the vertical mounting plate close to the packaging film is equipped with at least two walking wheels that cooperate with the guide rails on the same side.

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