Sealing device of liquid packaging machine
By combining the support base, linear module, and heat sealing components, the problem of inaccurate positioning of the sealing device in liquid packaging machines is solved, enabling a fast and accurate sealing process and improving production efficiency and product quality.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- SHENZHEN KAIRUIQI AUTOMATICAL TECH CO LTD
- Filing Date
- 2025-04-21
- Publication Date
- 2026-04-17
AI Technical Summary
The sealing devices of existing liquid packaging machines lack a precise positioning mechanism, resulting in large errors during sealing, which affects product quality and production efficiency.
The system employs a combination design of support base, linear module, and heat sealing assembly. The mounting base is fixed by magnetic adsorption, and the linear module and clamping rod drive the heat sealing assembly to perform precise heat sealing. The entire process is controlled by a control panel.
It enables rapid and accurate sealing of liquid packaging bags, reduces sealing errors, and improves production efficiency and product quality.
Smart Images

Figure CN224131473U_ABST
Abstract
Description
Technical Field
[0001] This utility model relates to a sealing device, specifically a sealing device for a liquid packaging machine. Background Technology
[0002] In the modern packaging industry, the sealing device of a liquid packaging machine plays a crucial role. With the ever-increasing market demand for liquid food, beverages, and chemical products, efficient and reliable sealing equipment has become an indispensable part of the production line. Traditional sealing equipment often suffers from sealing errors due to the lack of a precise positioning mechanism. These errors can lead to incomplete sealing of the packaging bag during heat sealing, resulting in liquid leakage, affecting product quality and consumer trust.
[0003] Manual or semi-automatic sealing processes often require operators to frequently adjust and position the packaging bags, which is both time-consuming and prone to errors. In fast-moving consumer goods and high-volume production environments, inefficient sealing processes directly impact overall production efficiency. Utility Model Content
[0004] The technical problem to be solved by this utility model is to provide a sealing device for a liquid packaging machine, so as to solve the problems existing in the background art.
[0005] The sealing device for this liquid packaging machine is achieved through the following technical solution, including:
[0006] The device support base has a first linear module on both sides and a fixing position on the device support base.
[0007] Mounting base, the mounting base is placed in a fixed position, and a liquid packaging bag that needs to be sealed is placed inside the mounting base;
[0008] A sealing assembly is disposed at the movable end of the first linear module, and the liquid packaging bag is heat-sealed by the sealing assembly.
[0009] As a preferred technical solution, the sealing assembly includes a movable seat and a clamping rod;
[0010] One end of the movable seat is fixed to the movable end of the first linear module, and a second linear module is symmetrically arranged on the movable seat. The movable end of the second linear module is connected to the clamping rod, thereby driving the clamping rod to move.
[0011] The clamping rod is equipped with a heat-sealing assembly. When the clamping rod is in the clamping state, the liquid packaging bag is placed between the heat-sealing assemblies.
[0012] As a preferred technical solution, the heat sealing assembly includes a heat sealing seat and a heating plate disposed on the clamping rod;
[0013] The heating element is fixed on the heat sealing base, and the liquid packaging bag is heat-sealed by the heating element.
[0014] As a preferred technical solution, a magnet is provided at the bottom of the fixing position of the device support base, and a magnetic component corresponding to the magnet is provided on the mounting base. When the mounting base and the fixing position are attracted and fixed by the magnet and the magnetic component, it is convenient to fix the mounting base.
[0015] As a preferred technical solution, the mounting base is provided with a packaging bag fixing groove, and the liquid packaging bag is placed in the packaging bag fixing groove.
[0016] As a preferred technical solution, the device support is equipped with a control panel, which is connected to control the first linear module, the second linear module and the heating element to perform heat sealing on the liquid packaging bag.
[0017] As a preferred technical solution, the bottom of the device support base is provided with support feet.
[0018] The beneficial effects of this utility model are:
[0019] The support base of this utility model provides a stable foundation for the entire sealing device, ensuring that each component remains stable during operation and reducing sealing errors caused by vibration or unevenness; the first linear modules on both sides enable the sealing components to move smoothly in the horizontal direction, ensuring a uniform sealing effect during the sealing process.
[0020] The mounting base of this utility model is placed in the fixed position of the support base to fix the liquid packaging bag that needs to be sealed, so that the liquid packaging bag can be placed and replaced quickly and conveniently.
[0021] The sealing assembly of this utility model consists of a movable seat and a clamping rod. The clamping rod is equipped with a heat sealing component and a heating element. The heat sealing technology is used to ensure the sealing quality of the liquid packaging bag, so as to prevent liquid leakage and maintain the freshness of the product. Attached Figure Description
[0022] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.
[0023] Figure 1 This is a three-dimensional structural diagram of the present invention;
[0024] Figure 2 This is a partial structural schematic diagram of the present invention;
[0025] Figure 3 This is a schematic diagram of the exploded structure of this utility model;
[0026] Figure 4 This is a schematic diagram of the sealing component of this utility model.
[0027] Explanation of reference numerals in the attached figures
[0028] 1. Device support base; 2. Mounting base; 3. Sealing assembly; 4. Movable base; 5. Clamping rod; 7. Second linear module; 8. Heat sealing assembly; 9. Heat sealing seat; 10. Heating element; 11. Fixing position; 12. Packaging bag fixing groove; 13. Support foot; 14. First linear module; 15. Liquid packaging bag. Detailed Implementation
[0029] All features disclosed in this specification, or all steps in all disclosed methods or processes, may be combined in any way, except for mutually exclusive features and / or steps.
[0030] like Figures 1-4 As shown, the sealing device for a liquid packaging machine according to this utility model includes:
[0031] The device support base 1 has a first linear module 14 on both sides and a fixing position on the device support base 1.
[0032] Mounting base 2, the mounting base 2 is placed in a fixed position, and a liquid packaging bag that needs to be sealed is placed inside the mounting base 2;
[0033] The sealing component 3 is located at the movable end of the first linear module 14 and is used to heat seal the liquid packaging bag 15.
[0034] The sealing assembly 3 includes a movable seat 4 and a clamping rod 5;
[0035] One end of the movable seat 4 is fixed to the movable end of the first linear module 14, and the movable seat 4 is symmetrically provided with a second linear module 7, and the movable end of the second linear module 7 is connected to the clamping rod 5, thereby driving the clamping rod 5 to move.
[0036] The clamping rod 5 is equipped with a heat sealing assembly 8. When the clamping rod 5 is in the clamping state, the liquid packaging bag is placed between the heat sealing assemblies 8.
[0037] The heat sealing assembly 8 includes a heat sealing seat 9 and a heating element 10 disposed on the clamping rod 5;
[0038] The heating element 10 is fixed on the heat sealing base 9, and the liquid packaging bag is heat-sealed by the heating element 10.
[0039] To facilitate adsorption and fixation, in this embodiment, a magnet 11 is provided at the bottom of the fixing position of the device support 1, and a magnetic component 12 corresponding to the magnet 11 is provided on the mounting base 2. When the mounting base 2 and the fixing position are adsorbed and fixed by the magnet 11 and the magnetic component 12, it is convenient to fix the mounting base 2.
[0040] To facilitate the placement of liquid packaging bags, in this embodiment, the mounting base 2 is provided with a packaging bag fixing groove 15, and the liquid packaging bag 15 is placed in the packaging bag fixing groove.
[0041] For ease of control, in this embodiment, a control panel is provided on the device support base 1, and the control panel is connected to control the first linear module 14, the second linear module 7 and the heating element 10 to perform heat sealing treatment on the liquid packaging bag.
[0042] In order to provide support, in this embodiment, the bottom of the device support base 1 is provided with support feet 13.
[0043] The above description is merely a specific embodiment of this utility model, but the protection scope of this utility model is not limited thereto. Any changes or substitutions conceived without inventive effort should be included within the protection scope of this utility model. Therefore, the protection scope of this utility model should be determined by the scope defined in the claims.
Claims
1. A liquid packer sealing device, characterized in that, include: Device support base (1), with a first linear module (14) provided on both sides of the device support base (1), and a fixed position provided on the device support base (1); Mounting base (2), the mounting base (2) is placed in a fixed position, and a liquid packaging bag that needs to be sealed is placed inside the mounting base (2); Sealing component (3) is located at the movable end of the first linear module (14) and is used to heat seal the liquid packaging bag.
2. The liquid packer closure of claim 1, wherein: The sealing assembly (3) includes a movable seat (4) and a clamping rod (5); One end of the movable seat (4) is fixed to the movable end of the first linear module (14), and the movable seat (4) is symmetrically provided with a second linear module (7), and the movable end of the second linear module (7) is connected to the clamping rod (5), thereby driving the clamping rod (5) to move. The clamping rod (5) is provided with a heat sealing assembly (8). When the clamping rod (5) is in the clamping state, the liquid packaging bag is placed between the heat sealing assemblies (8).
3. The liquid packer closure of claim 2, wherein: The heat sealing assembly (8) includes a heat sealing seat (9) disposed on the clamping rod (5) and a heating plate (10); The heating element (10) is fixed on the heat sealing seat (9) and the liquid packaging bag is heat sealed by the heating element (10).
4. The liquid packer closure of claim 1, wherein: A magnet (11) is provided at the bottom of the fixed position of the device support base (1), and a magnetic component (12) corresponding to the magnet (11) is provided on the mounting base (2). When the mounting base (2) and the fixed position are attracted and fixed by the magnet (11) and the magnetic component (12), it is convenient to fix the mounting base (2).
5. The liquid packer closure of claim 1, wherein: The mounting base (2) is provided with a packaging bag fixing groove, and the liquid packaging bag is placed in the packaging bag fixing groove.
6. The liquid packer closure of claim 1, wherein: The device support base (1) is equipped with a control panel, which is connected to control the first linear module (14), the second linear module (7) and the heating element (10) to perform heat sealing on the liquid packaging bag.
7. The liquid packer closure of claim 1, wherein: The bottom of the device support base (1) is provided with support feet (13).