Movable buffering device for vacuum packaging machine

Abstract

The utility model discloses a movable buffering device for a vacuum packaging machine, which relates to the technical field of blanking buffering of packaging machines and comprises a pair of guide rails, guide blocks are respectively mounted on the pair of guide rails in a sliding manner, a movable plate is fixedly mounted between the guide blocks, a first driving component is arranged on the movable plate, and a second driving component is arranged on the movable plate. A bearing frame is fixedly installed on the wall face, opposite to the first driving assembly, of the movable plate, and the bearing frame is driven by the first starting assembly to move in a left-right switching mode, so that the first material receiving hopper and the second material receiving hopper continuously receive materials; the second driving assembly drives the first material blocking plate and the second material blocking plate to open and close the lower ends of the first material receiving hopper and the second material receiving hopper, so that materials are buffered at a certain height in the discharging process, after buffering is completed, the first material blocking plate or the second material blocking plate is opened, and then discharging is conducted; and the packaging bag or the materials in the packaging bag are prevented from being damaged.

Description

Technical Field

[0001] The utility model relates to the technical field of packaging machine material feeding buffering, in particular to a mobile buffering device for a vacuum packaging machine. Background Art

[0002] A vacuum packaging machine is a device that places food or other items in a bag or container and then creates a vacuum by extracting the air from the bag or container.

[0003] After the existing vacuum packaging machine seals the material, it performs the unloading operation. Since the packaging bag is affected by gravity during the unloading process, the packaging bag is damaged during free fall, which not only damages the packaging bag but also damages the packaged product in the packaging bag, thereby reducing the safety of the packaging machine's unloading. Utility Model Content

[0004] In response to the deficiencies of the prior art, the utility model provides a mobile buffer device for a vacuum packaging machine, which solves the technical problem that after the existing vacuum packaging machine has completed sealing of the material, it performs a material unloading operation. Since the packaging bag is affected by gravity during the unloading process, the packaging bag is damaged during free fall, which not only damages the packaging bag, but also damages the packaged product in the packaging bag, thereby reducing the safety of the packaging machine's unloading.

[0005] To achieve the above objectives, the present invention is implemented through the following technical solutions: a mobile buffer device for a vacuum packaging machine, comprising a pair of guide rails, guide blocks are slidably installed on the pair of guide rails, a movable plate is fixedly installed between the guide blocks, a first driving assembly is provided on the movable plate, a carrying frame is fixedly installed on the movable plate and on the wall surface opposite to the first driving assembly, a pair of first material receiving hoppers are fixedly installed in the carrying frame, a pair of second material receiving hoppers are fixedly installed in the carrying frame and on one side of the pair of first material receiving hoppers, the upper and lower ends of the first material receiving hopper and the second material receiving hopper are both open structures, a pair of first material baffle plates are provided under the pair of first material receiving hoppers, a pair of second material baffle plates are provided under the pair of second material receiving hoppers, and the first material baffle plate and the second material baffle plate and the carrying frame are directly provided with a second driving assembly.

[0006] Preferably, the first drive assembly includes a servo motor and a tensioning wheel, a reducer is installed on the servo motor, a driving wheel is installed on the reducer, a synchronous belt is installed between the tensioning wheel and the driving wheel, a connecting seat is fixedly installed on the synchronous belt, and the connecting seat is fixedly connected to the movable plate.

[0007] The cam is fixedly mounted on the support frame, and the cam is connected to the support frame by a toothed connection, and the toothed connection is fixedly mounted on the support frame at two ends.

[0008] Preferably, a coupling is installed between the first cylinder and the first connecting plate, and between the second cylinder and the second connecting plate, respectively.

[0009] Preferably, the lower walls of the first receiving hopper and the second receiving hopper are respectively provided with a plurality of sockets, and the first baffle plate and the second baffle plate match the sockets.

[0010] Preferably, the cross-sectional shape of the upper ends of the first receiving hopper and the second receiving hopper is a funnel-shaped structure.

[0011] Beneficial effects

[0012] The utility model provides a movable buffer device for a vacuum packaging machine, which solves the technical problem that the existing vacuum packaging machine performs a material unloading operation after the material is sealed. Since the packaging bag is affected by gravity during the unloading process, the packaging bag is damaged during free fall, which on the one hand causes the packaging bag to be damaged, and on the other hand causes the packaged products in the packaging bag to be damaged, thereby reducing the safety of the packaging machine unloading. The utility model drives the supporting frame to switch left and right through the first starting component, so that the first material receiving hopper and the second material receiving hopper can continuously receive materials, and drives the first material baffle plate and the second material baffle plate to open and close the lower ends of the first material receiving hopper and the second material receiving hopper through the second driving component, so that the material has a certain height buffer during the unloading process. After the buffering is completed, the first material baffle plate or the second material baffle plate is opened, and then the material is unloaded, so as to prevent the packaging bag from being damaged or the material in the packaging bag from being damaged. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a structural schematic diagram of a mobile buffer device for a vacuum packaging machine described in the utility model.

[0014] Figure 2 This is a schematic diagram of the three-dimensional structure of a movable buffer device for a vacuum packaging machine described in the utility model.

[0015] Figure 3 This is a schematic top view of the structure of a movable buffer device for a vacuum packaging machine described in the utility model.

[0016] Figure 4 This is a bottom view structural diagram of a movable buffer device for a vacuum packaging machine according to the present invention.

[0017] In the figure: 1. Guide rail; 2. Guide block; 3. Moving plate; 4. Carrying frame; 5. First material receiving hopper; 6. Second material receiving hopper; 7. First material baffle plate; 8. Second material baffle plate; 9. Servo motor; 10. Tensioner; 11. Reducer; 12. Synchronous belt; 13. Connecting seat; 14. First cylinder; 15. Second cylinder; 16. Guide rod; 17. First follower plate; 18. Second follower plate; 19. First connecting plate; 20. First moving rod; 21. Second connecting plate; 22. Second moving rod; 23. Coupling. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0019] See also Figure 1-4 The utility model provides a technical solution: a mobile buffer device for a vacuum packaging machine, comprising a pair of guide rails 1, a pair of guide rails 1 respectively slidably mounted with guide blocks 2, a moving plate 3 is fixedly mounted between the guide blocks 2, and the moving plate 3 is provided with a first driving assembly, and a carrying frame 4 is fixedly mounted on the moving plate 3 and on the wall surface opposite to the first driving assembly, and a pair of first material receiving hoppers 5 are fixedly mounted in the carrying frame 4, and a pair of second material receiving hoppers 6 are fixedly mounted in the carrying frame 4 and on one side of the pair of first material receiving hoppers 5, and the upper and lower ends of the first material receiving hopper 5 and the second material receiving hopper 6 are both open structures, a pair of first material blocking plates 7 are provided below the pair of first material receiving hoppers 5, and a pair of second material blocking plates 8 are provided below the pair of second material receiving hoppers 6, and the first material blocking plates 7 and the second material blocking plates 8 are directly provided with a second driving assembly with the carrying frame 4;

[0020] Start the first drive component, so that the first material receiving hopper 5 and the second material receiving hopper 6 can switch back and forth horizontally on the guide rail 1 to achieve continuous material receiving. The second drive component drives the first material baffle plate 7 and the second material baffle plate 8 to close and open the lower ends of the first material receiving hopper 5 and the second material receiving hopper 6, thereby achieving the function of buffering the material receiving.

[0021] This embodiment is further configured such that the first drive assembly includes a servo motor 9 and a tensioning pulley 10, a reducer 11 is mounted on the servo motor 9, a driving pulley is mounted on the reducer 11, a synchronous belt 12 is mounted between the tensioning pulley 10 and the driving pulley, a connecting seat 13 is fixedly mounted on the synchronous belt 12, and the connecting seat 13 is fixedly connected to the movable plate 3;

[0022] Start the servo motor 9, and the servo motor 9 rotates the driving wheel under the action of the reducer 11. Since a synchronous belt 12 is installed between the driving wheel and the tensioning wheel 10, when the servo motor 9 is started, the synchronous belt 12 rotates, and the synchronous belt 12 drives the connecting seat 13 to move horizontally, and then the connecting seat 13 drives the movable plate 3 to move along the path of the guide rail 1 under the action of the guide block 2.

[0023] This embodiment is further configured as follows: the second driving assembly includes a first cylinder 14 and a second cylinder 15, the first cylinder 14 and the second cylinder 15 are respectively fixedly mounted on the wall surfaces on both sides of the supporting frame 4, and the front and rear ends of the supporting frame 4 are respectively fixedly mounted with guide rods 16, a pair of first follower plates 17 are slidably mounted between the guide rods 16, a pair of first baffle plates 7 are connected to a pair of first follower plates 17, a pair of second follower plates 18 are slidably mounted between the guide rods 16 and on one side of the pair of first follower plates 17, a pair of second baffle plates 8 is connected to a pair of second material baffle plates 8, a first connecting plate 19 is fixedly mounted on the telescopic end of the first cylinder 14, a pair of first moving rods 20 are fixedly mounted on the first connecting plate 19, the first moving rods 20 pass through the side wall of the supporting frame 4 and are fixedly connected to the pair of first follower plates 17, a second connecting plate 21 is fixedly mounted on the telescopic end of the second cylinder 15, a pair of second moving rods 22 are fixedly mounted on the second connecting plate 21, the second moving rods 22 pass through the other side wall of the supporting frame 4 and are fixedly connected to the pair of second follower plates 18;

[0024] When the supporting frame 4 moves to the first receiving hopper 5 and aligns it with the unloading end of the vacuum packaging machine, the first cylinder 14 is started, and the telescopic end of the first cylinder 14 pushes the first connecting plate 19, and the first connecting plate 19 drives the first moving rod 20, and the first moving rod 20 drives the first following plate 17, so that the first following plate 17 drives the first baffle to close the lower end of the first receiving hopper 5, so as to achieve the material receiving effect. When the supporting frame 4 moves to one side of the unloading end of the vacuum packaging machine, the second receiving hopper 6 is aligned with the unloading end of the vacuum packaging machine, the first cylinder 14 is started, and the telescopic end of the first cylinder 14 is recovered, so that the baffle plate is opened, so that the lower end of the first receiving hopper 5 is opened, and the second cylinder 15 is started, and the telescopic end of the second cylinder 15 pushes the second connecting plate 21, and the first connecting plate 19 drives the second moving rod 22, and the second moving rod 22 drives the second following plate 18, so that the second following plate 18 drives the second baffle to close the lower end of the second receiving hopper 6, so as to achieve the material receiving effect.

[0025] This embodiment is further configured such that a coupling 23 is installed between the first cylinder 14 and the first connecting plate 19 and between the second cylinder 15 and the second connecting plate 21 .

[0026] This embodiment is further configured such that the lower walls of the first receiving hopper 5 and the second receiving hopper 6 are respectively provided with a plurality of sockets, and the first baffle plate 7 and the second baffle plate 8 match the sockets.

[0027] This embodiment is further configured such that the cross-sectional shape of the upper ends of the first receiving hopper 5 and the second receiving hopper 6 is a funnel-shaped structure.

[0028] The detailed connection means are well-known technologies in this field. The following mainly introduces the working principle and process. The specific operations are as follows.

[0029] Embodiment: According to the drawings in the specification, when in use, the guide rail 1 is installed at the unloading end of the vacuum packaging machine, and the supporting frame 4 is aligned with the unloading end of the vacuum packaging machine, and the servo motor 9 is started. The servo motor 9 rotates the driving wheel under the action of the reducer 11. Since a synchronous belt 12 is installed between the driving wheel and the tensioning wheel 10, when the servo motor 9 is started, the synchronous belt 12 rotates, and the synchronous belt 12 drives the connecting seat 13 to move horizontally, and then the connecting seat 13 drives the movable plate 3 to move along the path of the guide rail 1 under the action of the guide block 2. When the supporting frame 4 moves to the first receiving hopper 5 and aligns with the unloading end of the vacuum packaging machine, the first cylinder 14 is started, and the telescopic end of the first cylinder 14 pushes the first connecting plate 19, and the first connecting plate 1 9 drives the first moving rod 20, the first moving rod 20 drives the first follower plate 17, and then the first follower plate 17 drives the first baffle to close the lower end of the first material receiving hopper 5 to achieve the material receiving effect. When the supporting frame 4 moves to the side of the unloading end of the vacuum packaging machine, the second material receiving hopper 6 is aligned with the unloading end of the vacuum packaging machine, and the first cylinder 14 is started. The telescopic end of the first cylinder 14 is recovered, and then the baffle is opened, so that the lower end of the first material receiving hopper 5 is opened, and the second cylinder 15 is started. The telescopic end of the second cylinder 15 pushes the second connecting plate 21, and the first connecting plate 19 drives the second moving rod 22. The second moving rod 22 drives the second follower plate 18, and then the second follower plate 18 drives the second baffle to close the lower end of the second material receiving hopper 6 to achieve the material receiving effect.

[0030] It should be noted that, in this document, relational terms such as first and second, etc. are merely used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations.

Claims

1. A mobile buffer device for a vacuum packaging machine, comprising a pair of guide rails (1), characterized in that: A pair of guide rails (1) are respectively slidably mounted with guide blocks (2), a movable plate (3) is fixedly mounted between the guide blocks (2), a first driving assembly is provided on the movable plate (3), a supporting frame (4) is fixedly mounted on the wall surface of the movable plate (3) and located opposite to the first driving assembly, a pair of first receiving hoppers (5) are fixedly mounted in the supporting frame (4), a pair of second receiving hoppers (6) are fixedly mounted in the supporting frame (4) and located on one side of the pair of first receiving hoppers (5), the upper and lower ends of the first receiving hopper (5) and the second receiving hopper (6) are both open structures, a pair of first baffle plates (7) are provided below the pair of first receiving hoppers (5), a pair of second baffle plates (8) are provided below the pair of second receiving hoppers (6), and the first baffle plates (7) and the second baffle plates (8) and the supporting frame (4) are directly provided with a second driving assembly.

2. A mobile buffer device for a vacuum packaging machine according to claim 1, characterized in that The first driving component includes a servo motor (9) and a tensioning wheel (10), a reducer (11) is installed on the servo motor (9), a driving wheel is installed on the reducer (11), a synchronous belt (12) is installed between the tensioning wheel (10) and the driving wheel, a connecting seat (13) is fixedly installed on the synchronous belt (12), and the connecting seat (13) is fixedly connected to the movable plate (3).

3. The mobile buffer device for a vacuum packaging machine according to claim 1, characterized in that The second driving assembly includes a first cylinder (14) and a second cylinder (15), the first cylinder (14) and the second cylinder (15) are respectively fixedly mounted on the two side walls of the supporting frame (4), the front and rear ends of the supporting frame (4) are respectively fixedly mounted with guide rods (16), a pair of first follower plates (17) are slidably mounted between the guide rods (16), a pair of first baffle plates (7) are connected to a pair of first follower plates (17), a pair of second follower plates (18) are slidably mounted between the guide rods (16) and located on one side of the pair of first follower plates (17), a pair of second baffle plates (8) are connected to a pair of The second baffle plate (8) is connected, a first connecting plate (19) is fixedly installed on the telescopic end of the first cylinder (14), a pair of first moving rods (20) are fixedly installed on the first connecting plate (19), the first moving rods (20) pass through the side wall of the supporting frame (4) and are fixedly connected to the pair of first follower plates (17), a second connecting plate (21) is fixedly installed on the telescopic end of the second cylinder (15), a pair of second moving rods (22) are fixedly installed on the second connecting plate (21), the second moving rods (22) pass through the other side wall of the supporting frame (4) and are fixedly connected to the pair of second follower plates (18).

4. A mobile buffer device for a vacuum packaging machine according to claim 3, characterized in that A coupling (23) is installed between the first cylinder (14) and the first connecting plate (19), and between the second cylinder (15) and the second connecting plate (21).

5. The mobile buffer device for vacuum packaging machine according to claim 1, characterized in that The lower walls of the first receiving hopper (5) and the second receiving hopper (6) are respectively provided with a plurality of sockets, and the first baffle plate (7) and the second baffle plate (8) match the sockets.

6. The mobile buffer device for a vacuum packaging machine according to claim 1, characterized in that: The cross-sectional shape of the upper ends of the first receiving hopper (5) and the second receiving hopper (6) is a funnel-shaped structure.

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