Continuous packaging bag sealing device

Abstract

The utility model is suitable for the technical field of packaging, and provides a continuous packaging bag sealing device which comprises a rack. The conveying assembly is mounted on the rack and is used for continuously conveying packaging bags filled with products; the heat sealing assembly is installed on the rack and used for conducting heat sealing on packaging bags containing products; the conveying assembly comprises a conveying belt structure, and a plurality of packaging bags containing products are placed on a conveying belt of the conveying belt structure at intervals. The conveying belt structure comprises a rack, a conveying assembly and a heat sealing assembly, the conveying assembly is arranged on the rack, the heat sealing assembly is arranged above the conveying assembly, and the heat sealing assembly comprises two heat sealing strips and a driving mechanism, the two heat sealing strips are symmetrically arranged, and the driving mechanism drives the two heat sealing strips to be folded or separated. After the conveying belt conveys the packaging bags to the sealing station, the driving mechanism drives the two heat sealing strips to be closed, meanwhile, bag openings of the multiple packaging bags containing products are subjected to heat sealing, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of packaging, and in particular relates to a continuous packaging bag sealing device. Background Art

[0002] In daily life, people often buy bagged milk tea powder to brew milk tea. The raw materials of milk tea powder include non-dairy creamer, white sugar, glucose, instant tea powder, skimmed milk powder, food additives, edible flavors, etc. After the milk tea powder is produced, it is generally packed in a packaging bag, and then the packaging bag is sealed, so a packaging bag sealing device is needed;

[0003] The existing packaging bag sealing device generally takes one packaging bag at a time manually and then performs heat sealing. The manual operation is slow and time-consuming, and can only seal one packaging bag at a time. Utility Model Content

[0004] The utility model provides a continuous packaging bag sealing device, aiming to solve the above problems.

[0005] The utility model is implemented as follows: a continuous packaging bag sealing device, comprising:

[0006] frame;

[0007] A conveying assembly mounted on the frame, used to continuously convey packaging bags containing products;

[0008] A heat sealing assembly mounted on the frame, used to heat seal the packaging bag containing the product;

[0009] The conveying assembly comprises a conveyor belt structure, on which a plurality of packaging bags containing products are placed at intervals;

[0010] The heat sealing assembly is arranged above the conveying assembly, and comprises two symmetrically arranged heat sealing strips and a driving mechanism for driving the two heat sealing strips to close or separate. When the two heat sealing strips are closed, the bag openings of multiple packaging bags containing products can be heat sealed at the same time.

[0011] Preferably, placement slots for placing packaging belts are provided at intervals on the conveyor belt, and one placement slot is used to place one packaging bag.

[0012] Preferably, the conveying assembly further comprises:

[0013] Two side plates are symmetrically arranged above the conveyor belt structure, and the side plates are arranged perpendicular to the conveyor belt. The conveyor belt structure conveys the packaging bags into between the two side plates, and the side plates guide the packaging bags and keep the packaging bags in a vertical state;

[0014] An adjustment mechanism for adjusting the distance between two side plates.

[0015] Preferably, the adjustment mechanism is a first telescopic rod, and the first telescopic rod is fixedly connected between each side row plate and the frame.

[0016] Preferably, the driving mechanism comprises:

[0017] A stepper motor is fixed on the mounting plate and located above the conveyor belt structure, and the stepper motor is a forward and reverse motor;

[0018] A turntable fixed on the output shaft of the stepper motor;

[0019] Mounting rods are arranged on both sides of the turntable, the mounting rods are slidably connected to the mounting plate, and a heat sealing strip is installed on each mounting rod;

[0020] A connecting rod is connected between the mounting rod and the rotating disk, wherein one end of the connecting rod is hinged to the mounting rod, and the other end of the connecting rod is eccentrically hinged to the lower end surface of the rotating disk.

[0021] Preferably, the heat sealing strip is fixed on a horizontal movable rod, which may be fixed by screws. The movable rod movably passes through the mounting rod. A compression spring is sleeved on the rod section of the movable rod between the heat sealing strip and the mounting rod.

[0022] Compared with the prior art, the embodiments of the present application have the following beneficial effects:

[0023] The continuous packaging bag sealing device provided by the utility model is provided with a frame, a conveying component and a heat sealing component. The conveying component includes a conveying belt structure, and the heat sealing component is arranged above the conveying component. The heat sealing component includes two symmetrically arranged heat sealing strips and a driving mechanism for driving the two heat sealing strips to close or separate. The packaging bags containing products are placed one by one on the conveying belt of the conveying belt structure. After the conveying belt conveys the packaging bags to the sealing station, the two heat sealing strips are driven to close by the driving mechanism, and the bag openings of multiple packaging bags containing products are heat-sealed at the same time, thereby improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a structural schematic diagram of a continuous packaging bag sealing device provided by the utility model;

[0025] Figure 2 yes Figure 1 Side view of

[0026] Figure 3 It is a schematic diagram of a driving mechanism in a continuous packaging bag sealing device provided by the utility model.

[0027] Notes on the accompanying drawings: 1. Frame; 2. Second telescopic rod; 3. Side row plate; 4. Conveyor belt structure; 5. Placement slot; 6. First telescopic rod; 7. Mounting plate; 8. Mounting rod; 9. Movable rod; 10. Heat sealing strip; 11. Stepper motor; 12. Turntable; 13. Connecting rod; 14. Compression spring. DETAILED DESCRIPTION

[0028] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by technicians in the technical field of this application; the terms used in the specification of the application herein are only for the purpose of describing specific embodiments and are not intended to limit this application; the terms "including" and "having" and any variations thereof in the specification and claims of this application and the above-mentioned drawings are intended to cover non-exclusive inclusions. The terms "first", "second", etc. in the specification and claims of this application or the above-mentioned drawings are used to distinguish different objects, not to describe a specific order.

[0029] Reference to "embodiments" herein means that a particular feature, structure, or characteristic described in conjunction with the embodiments may be included in at least one embodiment of the present application. The appearance of the phrase in various locations in the specification does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment that is mutually exclusive with other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.

[0030] The utility model provides a continuous packaging bag sealing device, such as Figure 1-Figure 3 As shown, including:

[0031] Rack 1;

[0032] A conveying assembly mounted on the frame 1, for continuously conveying packaging bags containing products;

[0033] A heat sealing assembly mounted on the frame 1, used for heat sealing a packaging bag containing a product;

[0034] The conveying assembly comprises a conveyor belt structure 4, on which a plurality of packaging bags containing products are placed at intervals;

[0035] The heat sealing assembly is arranged above the conveying assembly, and the heat sealing assembly includes two symmetrically arranged heat sealing strips 10 and a driving mechanism for driving the two heat sealing strips 10 to close or separate. When the two heat sealing strips 10 are closed, the bag openings of multiple packaging bags containing products can be heat-sealed at the same time. The heat sealing technology belongs to the prior art and will not be described in detail.

[0036] When in use, the packaging bags containing products are placed one by one on the conveyor belt of the conveyor belt structure 4. After the conveyor belt transports the packaging bags to the sealing station, the two heat sealing strips 10 are driven to close through the driving mechanism, and the bag openings of multiple packaging bags containing products are heat-sealed at the same time, thereby improving work efficiency.

[0037] The conveyor belt is provided with placement slots 5 for placing packaging belts at intervals, and one placement slot 5 is used to place one packaging bag;

[0038] Specifically, the conveying component also includes:

[0039] Two side plates 3 are symmetrically arranged above the conveyor belt structure 4. The side plates 3 are arranged perpendicular to the conveyor belt. The conveyor belt structure 4 conveys the packaging bags into between the two side plates 3. The side plates 3 guide the packaging bags and keep the packaging bags in a vertical state.

[0040] An adjusting mechanism for adjusting the distance between the two side row plates 3;

[0041] Furthermore, the adjustment mechanism is a first telescopic rod 6, and each side row plate 3 is fixedly connected to the frame 1 with a first telescopic rod 6, which can be fixed by screws. The first telescopic rod 6 is an electric push rod or a hydraulic rod, and the side row plate 3 can be driven to move by extending or shortening the first telescopic rod 6;

[0042] In this embodiment, the driving mechanism includes:

[0043] A stepper motor 11 fixed on the mounting plate 7 and located above the conveyor belt structure 4 can be fixed by bolts, and the stepper motor 11 is a forward and reverse motor;

[0044] The turntable 12 fixed on the output shaft of the stepping motor 11 can be fixed by welding;

[0045] Mounting rods 8 are arranged on both sides of the turntable 12, and the mounting rods 8 are slidably connected to the mounting plates 7. A slider can be fixed on the top of the mounting rods 8. The mounting plates 7 are provided with a slide groove slidably connected to the slider. A heat sealing strip 10 is installed on each mounting rod 8;

[0046] A connecting rod 13 connected between the mounting rod 8 and the rotating disk 12, wherein one end of the connecting rod 13 is hinged to the mounting rod 8, and the other end of the connecting rod 13 is eccentrically hinged to the lower end surface of the rotating disk 12;

[0047] When in use, the stepper motor 11 is started, the stepper motor 11 drives the turntable 12 to rotate, the turntable 12 drives the two mounting rods 8 to approach each other through the connecting rod 13, the two mounting rods 8 drive the two heat sealing strips 10 to close together, and then the stepper motor 11 is reversed, driving the turntable 12 to reverse, the turntable 12 drives the two mounting rods 8 to move away from each other, and the two heat sealing strips 10 are separated to prepare for the next heat sealing;

[0048] Preferably, the heat sealing strip 10 is fixed on a horizontal movable rod 9 and can be fixed by screws. The movable rod 9 movably passes through the mounting rod 8. The movable rod 9 is provided with a compression spring 14 on the rod section between the heat sealing strip 10 and the mounting rod 8. When the two mounting rods 8 drive the two heat sealing strips 10 to close, the compression spring 14 is gradually compressed, and the force acting on the heat sealing strip 10 gradually increases. The force acting on the bag opening of the packaging bag by the heat sealing strip 10 gradually increases, thereby improving the heat sealing effect.

[0049] In summary, the utility model provides a continuous packaging bag sealing device, and its working principle is:

[0050] The packaging bags containing the products are placed one by one on the conveyor belt of the conveyor belt structure 4, and the packaging bags are transported between the two side plates 3. The side plates 3 guide the packaging bags and keep the packaging bags in a vertical state. After the conveyor belt transports the packaging bags to the sealing station, the stepper motor 11 is started, and the stepper motor 11 drives the turntable 12 to rotate. The turntable 12 drives the two mounting rods 8 to approach each other through the connecting rod 13. The two mounting rods 8 drive the two heat sealing strips 10 to close together for heat sealing. Then the stepper motor 11 reverses and drives the turntable 12 to reverse. The turntable 12 drives the two mounting rods 8 to move away from each other, and the two heat sealing strips 10 separate to prepare for the next heat sealing.

[0051] It should be noted that, for the above embodiments, for the sake of simplicity, they are all described as a series of action combinations, but those skilled in the art should know that the utility model is not limited by the described action sequence, because according to the utility model, some steps may be performed in other sequences or simultaneously. Secondly, those skilled in the art should also know that the embodiments described in the specification are all preferred embodiments, and the actions and modules involved are not necessarily required by the utility model.

[0052] The above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit the protection scope of the utility model. Obviously, the described embodiments are only some embodiments of the utility model, rather than all embodiments. Based on these embodiments, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

Claims

1. A continuous packaging bag sealing device, comprising a frame, characterized in that: Also includes: A conveying assembly mounted on the frame, used to continuously convey packaging bags containing products; A heat sealing assembly mounted on the frame, used to heat seal the packaging bag containing the product; The conveying assembly comprises a conveyor belt structure, on which a plurality of packaging bags containing products are placed at intervals; The heat sealing assembly is arranged above the conveying assembly, and comprises two symmetrically arranged heat sealing strips and a driving mechanism for driving the two heat sealing strips to close or separate. When the two heat sealing strips are closed, the bag openings of multiple packaging bags containing products can be heat-sealed at the same time; The driving mechanism comprises: A stepper motor is fixed on the mounting plate and located above the conveyor belt structure, and the stepper motor is a forward and reverse motor; A turntable fixed on the output shaft of the stepper motor; Mounting rods are arranged on both sides of the turntable, the mounting rods are slidably connected to the mounting plate, and a heat sealing strip is installed on each mounting rod; A connecting rod is connected between the mounting rod and the rotating disk, wherein one end of the connecting rod is hinged to the mounting rod, and the other end of the connecting rod is eccentrically hinged to the lower end surface of the rotating disk.

2. The continuous packaging bag sealing device according to claim 1, characterized in that: The conveyor belt is provided with placement grooves for placing packaging belts at intervals, and one placement groove is used to place one packaging bag.

3. The continuous packaging bag sealing device according to claim 1, characterized in that: The conveying assembly also includes: Two side plates are symmetrically arranged above the conveyor belt structure, and the side plates are arranged perpendicular to the conveyor belt. The conveyor belt structure conveys the packaging bags into between the two side plates, and the side plates guide the packaging bags and keep the packaging bags in a vertical state; An adjustment mechanism for adjusting the distance between two side plates.

4. The continuous packaging bag sealing device according to claim 3, characterized in that: The adjusting mechanism is a first telescopic rod, and the first telescopic rod is fixedly connected between each side row plate and the frame.

5. The continuous packaging bag sealing device according to claim 1, characterized in that: The heat sealing strip is fixed on a horizontal movable rod and can be fixed by screws. The movable rod movably penetrates the mounting rod. A compression spring is sleeved on the rod section of the movable rod located between the heat sealing strip and the mounting rod.

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