Bag opening and vacuumizing device and precise automatic sealing equipment

Abstract

The utility model discloses a bag opening and vacuumizing device and precise automatic sealing equipment. The bag opening and vacuumizing device comprises a bag opening support, a bag opening device and a vacuumizing device, the vacuumizing assembly comprises a vacuumizing long nozzle used for stretching into a packaging bag; the bag opening assembly comprises at least two supporting rods extending into the packaging bag in the vertical direction, and the two supporting rods can be driven to be close to or away from each other in the conveying direction so as to open the packaging bag; the bag opening driving assembly is connected with the supporting rods, the bag opening driving assembly drives the two supporting rods to move in the opposite direction or in the back-to-back direction in the conveying direction, and the vacuumizing assembly, the bag opening assembly and the bag opening driving assembly are arranged on the bag opening support; and the lifting assembly is fixed to the equipment support, and the output end of the lifting assembly is connected with the bag opening support. And through the arrangement of the vacuumizing long nozzle capable of extending into the packaging bag, the packaging bag can be vacuumized more quickly. And meanwhile, the two supporting rods with the adjustable distance are arranged, so that the device can adapt to packaging bags of different specifications.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of packaging automation equipment, in particular to a bag supporting and vacuum pumping device and a precise automatic sealing equipment. BACKGROUND

[0002] With the vigorous development of global trade and the continuous upgrading of manufacturing industry, packaging automation equipment is increasingly widely used in various industrial fields. It has shown significant advantages in improving packaging efficiency, reducing labor costs, and ensuring packaging quality stability, and has become an indispensable key component in modern logistics and production links.

[0003] The packaging requirements in the production process of display screen products often include various specifications of boxes and packaging bags. However, most of the existing technologies are only suitable for specific specifications or can only adapt to a very small range of specifications, resulting in the need to invest in different equipment or jigs according to different specifications, which is costly. Therefore, it is also crucial to solve the problem of adapting to different specifications during the bag supporting and vacuum pumping operation. CONTENT OF THE UTILITY MODEL

[0004] One of the main purposes of the present application is to provide a bag supporting and vacuum pumping device and a precise automatic sealing equipment. By providing a vacuum pumping long nozzle, the packaging bag can be pumped more quickly and completely. By providing adjustable supporting rods, different specifications of boxes and packaging bags can be adapted, thereby at least to some extent overcoming one or more problems caused by the limitations and defects of related technologies.

[0005] To achieve the above application purposes, the technical solutions adopted by the present application are as follows:

[0006] According to one aspect of the present application, a bag supporting and vacuum pumping device is provided, comprising: a bag supporting bracket; a vacuum pumping assembly comprising a vacuum pumping long nozzle for extending into a packaging bag; a bag supporting assembly comprising at least two supporting rods extending into the packaging bag in a vertical direction, the two supporting rods being capable of being driven to move towards or away from each other in a conveying direction to support the packaging bag; a bag supporting driving assembly connected with the supporting rods, the bag supporting driving assembly driving the two supporting rods to move towards or away from each other in the conveying direction, the vacuum pumping assembly, the bag supporting assembly and the bag supporting driving assembly being arranged on the bag supporting bracket; and a lifting assembly fixed on an equipment bracket, an output end of the lifting assembly being connected with the bag supporting bracket.

[0007] According to an embodiment of the present application, the bag supporting driving assembly comprises a horizontal belt set and a bag supporting driving member, the horizontal belt set comprising a belt and belt pulleys cooperating with both ends of the belt, the bag supporting driving member being connected with one of the belt pulleys, and the two supporting rods being respectively connected with both sides of the belt.

[0008] According to an embodiment of the present application, the bag supporting and driving assembly further comprises slide rails arranged on both sides of the bag supporting and driving assembly, the supporting rod fixing clamps are connected with the belt and the supporting rods, and the supporting rod fixing clamps are installed on the slide rails and can reciprocate on the slide rails.

[0009] According to an embodiment of the present application, the vacuumizing long nozzle is arranged side by side with the two supporting rods along the conveying direction and is arranged between the left belt and the right belt.

[0010] According to an embodiment of the present application, the vacuumizing long nozzle comprises a connecting end and an inserting end, the connecting end is connected with the air pump through an air pipe, the connecting end is in a cylindrical shape, the inserting end is in a flat shape, and the connecting end and the inserting end are smoothly connected.

[0011] According to an embodiment of the present application, the vacuumizing long nozzle is integrally formed.

[0012] According to an embodiment of the present application, the lifting assembly comprises a slide rail motor and a slide rail support, the slide rail motor is arranged on the equipment support, the slide rail support is matched with a slide table of the slide rail motor, and the slide rail support is connected with the bag supporting support.

[0013] According to another aspect of the present application, a precise automatic sealing equipment is provided, which comprises the above-mentioned bag supporting and vacuumizing device, a conveying line and a parking device, the conveying line is provided with at least a first station, the parking device can stop a box at the first station, and the bag supporting and vacuumizing device is arranged at the first station to support and vacuumize a packaging bag.

[0014] In the present application, the vacuumizing long nozzle can be inserted into the packaging bag, so that the vacuumizing of the packaging bag can be achieved more quickly and completely. Meanwhile, the two supporting rods with adjustable spacing can adapt to different specifications of the box and the packaging bag, thereby improving the compatibility and economic benefits of the equipment.

[0015] It should be understood that the foregoing general description and the following detailed description are only exemplary and explanatory, and cannot limit the present application. BRIEF DESCRIPTION OF DRAWINGS

[0016] The above and other features and advantages of the present application will become more apparent by describing in detail example embodiments thereof with reference to the attached drawings.

[0017] Figure 1 is a structural schematic view of an automatic sealing equipment according to an example embodiment;

[0018] Figure 2 is Figure 1 is a structural schematic view of an automatic sealing equipment hidden in a shell.

[0019] Figure 3 is a structural schematic diagram of the air extraction device according to an exemplary embodiment.

[0020] In the drawings, the reference signs are explained as follows:

[0021] 100, automatic sealing device; 101, housing; 102, device support; 10, conveying line; 20, parking device; 30, bag lifting device; 40, air extraction device; 50, sealing device; 60, bag pressing device; 41, bag supporting support; 42, vacuum extraction assembly; 43, bag supporting assembly; 44, bag supporting driving assembly; 45, lifting assembly; 411, supporting plate; 412, supporting rod; 421, connecting end; 422, insertion end; 451, slide rail support; 431, supporting rod; 442, horizontal belt group; 441, bag supporting driving member. DETAILED DESCRIPTION

[0022] Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments, however, can be implemented in many different forms and should not be construed as limited to the implementations set forth herein; rather, these implementations are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. Like reference numerals refer to like elements throughout the drawings, and thus a detailed description of them will not be repeated.

[0023] Referring to FIGS. 1 to 3, in an embodiment, the automatic sealing device 100 includes a conveying line 10, a parking device 20, a bag lifting device 30, an air extraction device 40, a sealing device 50, and a bag pressing device 60. The conveying line 10 is provided with a first station and a second station, the first station can be provided with the parking device 20, the air extraction device 40, and the sealing device 50, and the second station can be provided with the bag pressing device 60. The parking device 20 is embedded on the conveying line 10, the bag lifting device 30 is arranged on both sides of the conveying line 10, and the air extraction device 40 and the sealing device 50 are arranged above the conveying line 10. The bag pressing device 60 is arranged above the conveying line 10. When the box is stopped at the first station by the parking device 20, the package bag can be sequentially implemented to be lifted, the package bag can be extracted, and the package bag can be heat sealed, and then flow into the second station to be pressed by the bag pressing device 60. The operation is smooth and the rhythm is reasonable, which improves the work efficiency. Of course, it can be understood that the automatic sealing device 100 can also include a device support 102 for carrying each device, and the conveying line 10 and each device can be arranged in a housing 101.

[0024] Referring to Figure 3In an embodiment, the air extraction device 40 comprises a bag supporting frame 41, a vacuum extraction assembly 42, a bag supporting assembly 43, a bag supporting driving assembly 44 and a lifting assembly 45. The bag supporting frame 41 and the lifting assembly 45 are arranged on the equipment support 102. The lifting assembly 45 is connected with the bag supporting frame 41 and drives the bag supporting frame 41 to reciprocate along the vertical direction. The vacuum extraction assembly 42 and the bag supporting driving assembly 44 are arranged on the bag supporting frame 41. The bag supporting driving assembly 44 is used to drive the opening and closing of the bag supporting assembly 43.

[0025] In a specific embodiment, the lifting assembly 45 comprises a sliding rail support 451 and a sliding rail motor (not mentioned in specific number, which can be supplemented as needed). The sliding rail motor is arranged on the equipment support 102. The sliding rail support 451 is matched with the sliding table of the sliding rail motor. The sliding rail support 451 is connected with the bag supporting frame 41. The bag supporting frame 41 comprises a supporting plate 411 and a supporting rod 412. It can comprise a plurality of guide columns. The mounting plate is fixed on one end of the guide column. The guide column is connected with the equipment support 102 in a way that it can shuttle up and down.

[0026] In a specific embodiment, the bag supporting assembly 43 comprises at least two supporting rods 431 which extend into the packaging bag along the vertical direction. The two supporting rods 431 can be driven to move towards or away from each other along the conveying direction to support the packaging bag. The bag supporting driving assembly 44 is connected with the supporting rods 431. The bag supporting driving assembly 44 drives the two supporting rods 431 to move towards or away from each other along the conveying direction. Preferably, the bag supporting driving assembly 44 comprises a horizontal belt set 442 and a bag supporting driving member 441. The horizontal belt set 442 comprises a belt and a belt pulley matched with both ends of the belt. The bag supporting driving member 441 is connected with one end of the belt pulley. The two supporting rods 431 are connected with both sides of the belt respectively. Preferably, the supporting rod 431 adopts a long strip-shaped plate. The packaging bag can be supported to be flat. It has the advantages of not easily damaging the packaging bag and being convenient for sealing.

[0027] Preferably, the bag supporting frame 41 comprises a supporting plate 411 and a supporting rod 412. The supporting rod 412 is connected with the equipment support 102 in a way that it can shuttle up and down. The bottom of the supporting rod 412 is connected with the supporting plate 411. The bag supporting assembly 43 and the air extraction assembly 42 are arranged on the supporting plate 411. The bag supporting frame 41 can also be provided with a sliding rail. The bag supporting driving assembly 44 is respectively arranged on both sides of the sliding rail. The belt is connected with the supporting rod 431 through a supporting rod fixing clamp. The supporting rod fixing clamp is installed on the sliding rail. The supporting rod fixing clamp can reciprocate on the sliding rail.

[0028] In the specific embodiments, the vacuumizing assembly 42 comprises a vacuumizing long nozzle for extending into the packaging bag, and the number of the vacuumizing long nozzles can be one or more. Preferably, the vacuumizing long nozzle is integrally formed, and the vacuumizing long nozzle comprises a connecting end 421 and an inserting end 422, the connecting end 421 is connected with the air pump through the air pipe, the connecting end is in a cylindrical shape, the inserting end 422 is in a flat shape, and the connecting end 421 and the inserting end 422 are smoothly connected. The cylindrical shape smoothly connected with the flat shape can meet the requirement of smooth air flow, and can also avoid the problem that the vacuumizing long nozzle is expanded to open the packaging bag and is not conducive to sealing.

[0029] In the application embodiments, the terms such as “cooperating”, “connecting” and the like should be understood in a broad sense. For example, “connecting” can be fixedly connected, detachably connected, or integrally connected. Those skilled in the art can understand the specific meanings of the above terms in the application embodiments according to specific circumstances.

[0030] The above are only preferred embodiments of the application embodiments, and are not used to limit the application embodiments. Those skilled in the art can make various modifications and changes to the application embodiments. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the application embodiments shall be included in the protection scope of the application embodiments.

Claims

1. A bag holding and vacuuming device, characterized by, The application relates to a bag supporting and vacuumizing device. The bag supporting and vacuumizing device comprises a bag supporting frame, a vacuumizing component, a bag supporting component and a bag supporting driving component. The bag supporting component comprises at least two supporting rods which are vertically inserted into a packaging bag and can be driven to move towards or away from each other in a conveying direction to support the packaging bag. The bag supporting driving component is connected with the supporting rods and drives the two supporting rods to move towards or away from each other in the conveying direction. The bag supporting driving component comprises a horizontal belt group and a bag supporting driving member. The horizontal belt group comprises a belt and belt wheels matched with two ends of the belt. The bag supporting driving member is connected with one of the belt wheels. The two supporting rods are connected with two sides of the belt respectively.

2. The bag vacuuming device of claim 1, wherein, The bag supporting driving component is provided with slide rails on two sides.

3. The bag vacuuming device of claim 1, wherein, The belt and the supporting rods are connected through supporting rod fixing clamps which are installed on the slide rails and can reciprocate on the slide rails.

4. The bag evacuating device of claim 3, wherein The vacuumizing long nozzle is arranged side by side with the two supporting rods in the conveying direction.

5. The bag vacuuming device of claim 1, wherein, The vacuumizing long nozzle is arranged between the left belt and the right belt.

6. A precision automatic sealing device, characterized in that, The vacuumizing long nozzle comprises a connecting end and an inserting end. The connecting end is connected with an air pump through an air pipe. The connecting end is in a cylindrical shape. The inserting end is in a flat shape. The connecting end and the inserting end are smoothly connected. The vacuumizing long nozzle is integrally manufactured. The lifting component comprises a slide rail motor and a slide rail support. The slide rail motor is arranged on a device frame. The slide rail support is matched with a slide table of the slide rail motor. The slide rail support is connected with the bag supporting frame. The application also relates to a conveying line and a parking device. The conveying line is provided with at least a first station. The parking device can stop a box at the first station. The bag supporting and vacuumizing device is arranged at the first station to support and vacuumize a packaging bag.

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