Multifunctional product packaging bag continuous sealing machine

Abstract

The utility model discloses a multifunctional product packaging bag continuous sealing machine which comprises a conveying mechanism for conveying packaging bags, a lifting plate capable of being adjusted in a lifting mode is installed on the right side of the conveying mechanism, a guide plate extending leftwards is fixed to the upper end of the lifting plate, and a left long-strip-shaped sealing mechanism and a right long-strip-shaped sealing mechanism are installed on the guide plate. The conveying mechanism conveys the packaging bags, the sealing mechanisms on the two sides are driven by the driving mechanism to move relatively to seal the packaging bags, the long-strip-shaped sealing mechanisms can meet the requirement for sealing the bags in a large range, the requirement for the accuracy of the placing position and the conveying position of the packaging bags is not high, and the sealing efficiency is high. According to the packaging bag sealing device, sealing processing of a packaging bag is easier, the sealing position of the packaging bag is clamped in advance through the arranged clamping plate when the heating strip does not make contact with the packaging bag, then clamping and heating are conducted through the heating strip, sealing is conducted, and therefore the sealing processing stability of the packaging bag can be better guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of sealing machines, in particular to a multifunctional product packaging bag continuous sealing machine. Background Art

[0002] After the items are packed in the packaging bag, the opening of the packaging bag needs to be sealed by a sealing machine so that the items can be sealed and preserved, maintaining product quality and preventing product loss.

[0003] The Chinese patent with the announcement number CN218229658U discloses an automatic sealing machine for packaging bags, including a frame, a sealing mechanism, a conveyor belt, a stopper, and a positioning push plate. The sealing mechanism is arranged on the frame and can seal the packaging bag by relatively squeezing it in the vertical direction. The conveyor belt is arranged beside the frame in the horizontal direction and is used to convey the packaging bag to the sealing mechanism. A plurality of stoppers are evenly arranged along the conveying direction of the conveyor belt. Adjacent stoppers form positioning grooves for placing packaging bags, so that the sealing side of the packaging bag faces the sealing mechanism and the packaging bag is fixedly connected to the conveyor belt along the conveying direction of the conveyor belt. The positioning push plate is connected to the frame by sliding in the horizontal direction and is located on one side of the processing station of the sealing mechanism, so as to resist the sealing end face of the packaging belt. The utility model can prevent the packaging bag from deflecting during the conveying process and ensure the accuracy of the sealing position of the packaging bag.

[0004] When the above-mentioned automatic bag sealing machine seals the packaging bag, the packaging bag needs to be accurately placed between two limit blocks to ensure accurate sealing of the packaging bag. At the same time, the conveyor belt needs to be controlled for precise transportation, which increases the difficulty of sealing the packaging bag. At the same time, there is a lack of closing clamping at the opening of the packaging bag during sealing, so the stability of the sealing process cannot be guaranteed, and the problem of sealing deviation or unreliable sealing is prone to occur. Utility Model Content

[0005] In order to solve the problem that the above-mentioned automatic bag sealing machine is difficult to seal the packaging bag and cannot ensure the stability of the sealing process, the present application provides a multifunctional product packaging bag continuous sealing machine, which adopts the following technical solution:

[0006] A multifunctional product packaging bag continuous sealing machine comprises a conveying mechanism for conveying packaging bags, a lifting plate which can be raised and lowered is installed on the right side of the conveying mechanism, and a guide plate extending to the left is fixed on the upper end of the lifting plate, two long strip-shaped sealing mechanisms are installed on the left and right sides of the guide plate, and driving mechanisms for driving the sealing mechanisms on both sides to move relative to each other are installed on the front and rear sides of the lifting plate near the upper end, and the sealing mechanism comprises a movable plate, a heating strip is fixedly installed on the side of the movable plate facing the packaging bag, and a clamping plate is arranged below the heating strip, and the clamping plate and the movable plate are fixedly connected by a plurality of elastic columns.

[0007] Optionally, the elastic column includes a height-equalizing screw, one end of which passes through the movable plate and is threadedly connected to the clamping plate, and a spring is sleeved on a portion of the height-equalizing screw located between the movable plate and the clamping plate.

[0008] Optionally, a guide opening is provided in the middle portion of the movable plate near the upper end, and a guide hole for movable guiding of the equal height screws is provided in the movable plate.

[0009] Optionally, the conveying mechanism includes a U-shaped guide frame, a conveyor belt is installed on the inner side of the guide frame, a guide sleeve is fixed on the right side of the guide frame, and a plurality of locking screws are threadedly installed on the outer side of the guide sleeve.

[0010] Optionally, the driving mechanism includes a fixed plate fixed on the guide plate, a motor is fixed on the side of the fixed plate away from the movable plate, and the output shaft of the motor passes through the fixed plate and is fixedly connected to a bidirectional screw rod, and both ends of the bidirectional screw rod are respectively threaded through the movable plates on both sides.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. In the utility model, the conveying mechanism conveys the packaging bag, and the driving mechanism drives the sealing mechanisms on both sides to move relatively to seal the packaging bag, and the long strip sealing mechanism can meet the sealing of the bag in a larger range, and the accuracy requirements for the placement position and conveying position of the packaging bag are not high, and the sealing process of the packaging bag is easier;

[0013] 2. The clamping plate is set to clamp the sealing part of the packaging bag in advance when the heating strip does not contact the packaging bag, and then the heating strip is used to clamp and heat the packaging bag for sealing, so as to better ensure the stability of the sealing process of the packaging bag. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0015] Figure 1 It is a three-dimensional diagram of a multifunctional continuous sealing machine for product packaging bags of the utility model;

[0016] Figure 2 It is a schematic diagram of a sealing mechanism of a multifunctional product packaging bag continuous sealing machine shown in the utility model;

[0017] Figure 3It is a schematic diagram of an elastic column of a multifunctional product packaging bag continuous sealing machine shown in the utility model;

[0018] Figure 4 It is a schematic diagram of a conveying mechanism of a multifunctional product packaging bag continuous sealing machine shown in the utility model;

[0019] Figure 5 It is a schematic diagram of a driving mechanism of a multifunctional product packaging bag continuous sealing machine shown in the utility model.

[0020] In the figure: 1. conveying mechanism; 11. guide frame; 12. conveyor belt; 13. guide sleeve; 14. locking screw; 2. sealing mechanism; 21. movable plate; 22. guide port; 23. heating strip; 24. elastic column; 241. equal height screw; 242. spring; 25. clamping plate; 3. driving mechanism; 31. fixing plate; 32. motor; 33. bidirectional screw; 4. lifting plate; 5. guide plate. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the utility model for which protection is claimed, but merely represents selected embodiments of the utility model.

[0022] Please refer to Figure 1 and Figure 2As shown, a multifunctional product packaging bag continuous sealing machine includes a conveying mechanism 1 for conveying packaging bags, a lifting plate 4 that can be raised and lowered is installed on the right side of the conveying mechanism 1, and a guide plate 5 extending to the left is fixed on the upper end of the lifting plate 4, and two long strip-shaped sealing mechanisms 2 are installed on the left and right sides of the guide plate 5. The front and rear sides of the lifting plate 4 are both installed near the upper end with a driving mechanism 3 for driving the sealing mechanisms 2 on both sides to move relative to each other. The sealing mechanism 2 includes a movable plate 21, and a heating strip 23 is fixedly installed on the side of the movable plate 21 facing the packaging bag, and a clamping plate 25 is arranged below the heating strip 23, and the clamping plate 25 and the movable plate 21 They are fixedly connected by multiple elastic columns 24, the conveying mechanism 1 conveys the packaging bag, and drives the sealing mechanisms 2 on both sides to move relatively to seal the packaging bag through the driving mechanism 3, and the long strip-shaped sealing mechanism 2 can meet the sealing needs of a larger range of bags, and does not require high accuracy in the placement position and conveying position of the packaging bag, making the sealing process of the packaging bag easier, and the provided clamping plate 25 can pre-clamp the sealing part of the packaging bag when the heating strip 23 does not contact the packaging bag, and then the heating strip 23 is used to clamp and heat the packaging bag for sealing, thereby better ensuring the stability of the sealing process of the packaging bag.

[0023] Please refer to Figure 3 As shown, the elastic column 24 includes a height screw 241, one end of which passes through the movable plate 21 and is threadedly connected to the clamping plate 25, and the height screw 241 is located between the movable plate 21 and the clamping plate 25 and is provided with a spring 242. The height screw 241 guides the clamping plate 25 when it moves, and the spring 242 is used to elastically tighten the clamping plate 25.

[0024] Please refer to Figure 2 As shown, a guide opening 22 is provided in the middle portion of the movable plate 21 near the upper end for sliding installation on the guide plate 5, and a guide hole for movable guidance of the equal height screw 241 is provided in the movable plate 21 for guiding cooperation with the equal height screw 241.

[0025] Please refer to Figure 4 As shown, the conveying mechanism 1 includes a U-shaped guide frame 11, and the side walls of the U-shaped guide frame 11 are used to guide the packaging bags. A conveyor belt 12 is installed on the inner side of the guide frame 11 for conveying the packaging bags. A guide sleeve 13 is fixed on the right side of the guide frame 11 to guide the lifting plate 4 for lifting. The outer side of the guide sleeve 13 is threadedly installed with multiple locking screws 14 for locking and fixing the lifting plate 4 after lifting and lowering adjustment.

[0026] Please refer to Figure 5As shown, the driving mechanism 3 includes a fixed plate 31 fixed on the guide plate 5, a motor 32 is fixed on the side of the fixed plate 31 away from the movable plate 21, and the output shaft of the motor 32 passes through the fixed plate 31 and is fixedly connected to a bidirectional screw rod 33, both ends of the bidirectional screw rod 33 are respectively threaded through the movable plates 21 on both sides, the motor 32 drives the bidirectional screw rod 33 to rotate, and the rotation of the bidirectional screw rod 33 drives the movable plates 21 on both sides to move in relative directions or opposite directions.

[0027] Working principle: When sealing the packaging bag, place it on the conveyor belt 12 and then convey it through the conveyor belt 12. After the conveyor belt 12 is conveyed to a certain distance, it stops. At this time, the motor 32 drives the bidirectional screw rod 33 to rotate. The rotation of the bidirectional screw rod 33 drives the movable plates 21 on both sides to move relative to each other. At this time, the clamping plates 25 on both sides clamp the sealing part of the packaging bag. At this time, the movable plates 21 on both sides continue to move relative to each other, driving the heating strips 23 on both sides to clamp and seal the sealing part of the packaging bag.

[0028] The above description is only the preferred implementation of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A multifunctional product packaging bag continuous sealing machine, comprising a conveying mechanism (1) for conveying packaging bags, characterized in that: A lifting plate (4) which can be raised and lowered is installed on the right side of the conveying mechanism (1), and a guide plate (5) extending to the left is fixed on the upper end of the lifting plate (4), and two long strip-shaped sealing mechanisms (2) are installed on the left and right sides of the guide plate (5). A driving mechanism (3) for driving the sealing mechanisms (2) on both sides to move relative to each other is installed on the front and rear sides of the lifting plate (4) near the upper end. The sealing mechanism (2) includes a movable plate (21), and a heating strip (23) is fixedly installed on the side of the movable plate (21) facing the packaging bag, and a clamping plate (25) is arranged below the heating strip (23). The clamping plate (25) and the movable plate (21) are fixedly connected by a plurality of elastic columns (24).

2. A multifunctional product packaging bag continuous sealing machine according to claim 1, characterized in that: The elastic column (24) comprises a height-conforming screw (241), one end of which passes through the movable plate (21) and is threadedly connected to the clamping plate (25), and a spring (242) is sleeved on the portion of the height-conforming screw (241) between the movable plate (21) and the clamping plate (25).

3. A multifunctional product packaging bag continuous sealing machine according to claim 2, characterized in that: A guide opening (22) is provided in the middle portion of the movable plate (21) near the upper end, and a guide hole for movable guiding of the equal height screw (241) is provided in the movable plate (21).

4. The multifunctional product packaging bag continuous sealing machine according to claim 1, characterized in that: The conveying mechanism (1) comprises a U-shaped guide frame (11), a conveying belt (12) is installed on the inner side of the guide frame (11), and a guide sleeve (13) is fixed on the right side of the guide frame (11), and a plurality of locking screws (14) are threadedly installed on the outer side of the guide sleeve (13).

5. The multifunctional product packaging bag continuous sealing machine according to claim 1, characterized in that: The driving mechanism (3) comprises a fixed plate (31) fixed on the guide plate (5); a motor (32) is fixed on the side of the fixed plate (31) away from the movable plate (21); an output shaft of the motor (32) passes through the fixed plate (31) and is fixedly connected to a bidirectional screw rod (33); two ends of the bidirectional screw rod (33) are respectively threadedly penetrated through the movable plates (21) on both sides.

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