Packaging machine capable of automatically stopping without liquid medicine

By setting up a liquid level sensor and PLC controller in the medicine liquid packaging machine to achieve automatic shutdown, and using a rotating handwheel and thread sleeve to adjust the filling amount, the automatic shutdown and inconvenient adjustment of the filling amount in the prior art without medicine liquid is solved. The problem has improved the practicality and efficiency of the equipment.

CN222292061UActive Publication Date: 2025-01-03THE SECOND PEOPLES HOSPITAL OF FUJIAN PROVINCE
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Patent Information

Application Number
CN202420143841.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-01-19
Publication Date
2025-01-03
Estimated Expiration
2034-01-19

AI Technical Summary

Technical Problem

The existing pharmaceutical liquid packaging machines lack the automatic shutdown function without the pharmaceutical liquid, which leads to the inability to automatically shut down when the pharmaceutical liquid is used up during the packaging process, resulting in wasted packaging bags and inconvenient adjustment of the filling volume, which reduces the practicality of the equipment.

Method used

A packaging machine with automatic shutdown without drug liquid is designed. By setting up a first liquid level sensor to monitor the drug liquid in the drug storage tank in real time, transmitting a signal to the PLC controller to realize automatic shutdown, and monitoring the packaging bag through the second liquid level sensor The height of the internal medicine liquid is controlled to control the heat sealing and cutting roller for heat sealing and cutting of the packaging bag. At the same time, the height of the second liquid level sensor is adjusted by using a rotating handwheel and thread sleeve to achieve convenient adjustment of the filling amount.

Benefits of technology

The automatic shutdown function of the medicine liquid packaging machine is realized, which avoids waste of packaging bags, and improves the convenience of adjusting the filling volume, improving the practicality and efficiency of the equipment.

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    Figure CN222292061U_ABST
Patent Text Reader

Abstract

The utility model discloses a packaging machine capable of automatically stopping without liquid medicine. The packaging machine comprises a base, the machine body is arranged at the top of the base; the medicine storage tank is used for storing liquid medicine to be filled, and the medicine storage tank is arranged at the top of the machine body; and the conveying and packaging mechanism is used for conveying packaging bags. Liquid medicine stored in the medicine storage tank can be monitored in real time by arranging the first liquid level sensor, packaging bag waste caused by continuous conveying of packaging bags when no liquid medicine exists is avoided, meanwhile, the liquid medicine filling height in the packaging bags can be monitored in real time by arranging the second liquid level sensor, and the liquid medicine filling efficiency is improved. And when the height of the liquid medicine in the packaging bag reaches a preset value, heat sealing and cutting of the packaging bag are achieved by controlling the heat sealing roller and the cutting roller, meanwhile, the height of the second liquid level sensor can be adjusted, and then the filling amount can be conveniently adjusted.
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Description

Technical Field

[0001] The utility model relates to the technical field of liquid medicine packaging machines, in particular to a packaging machine with the function of automatically stopping when there is no liquid medicine. Background Art

[0002] Liquid packaging machines are packaging equipment for packaging liquid products, such as beverage filling machines, dairy filling machines, viscous liquid food packaging machines, liquid cleaning products and personal care products packaging machines, etc. all belong to the category of liquid packaging machines. Liquid medicine packaging machines are also used in the production process.

[0003] For example, a Chinese patent with the publication number CN209757712U discloses a liquid medicine packaging machine. According to the utility model, the liquid medicine packaging machine comprises: a medicine storage barrel, suitable for storing the liquid medicine to be packaged; a packaging roll mounting portion, suitable for mounting the packaging roll; a packaging machine head, which packages the liquid medicine by sealing and cutting the packaging roll; and a box body, which supports the medicine storage barrel, the packaging roll mounting portion and the packaging machine head, and the liquid medicine packaging machine further comprises: a display, which is used to display the functions of the liquid medicine packaging machine and control the operation of the liquid medicine packaging machine through the display; a display bracket, which is pivotally mounted on the box body and used to support the display, wherein one side of the display bracket is hinged to the box body.

[0004] Although the above technical solution solves the corresponding technical problem, the above technical solution still has the following defects:

[0005] The above technical solution does not have the function of automatically stopping the machine when there is no liquid medicine, and it is not convenient to adjust the filling volume during the packaging process, thereby reducing the practicality. Utility Model Content

[0006] The purpose of the utility model is to provide a packaging machine with automatic shutdown when there is no liquid medicine. Not only can the first liquid level sensor be set to monitor the liquid medicine stored in the medicine storage tank in real time, but when the liquid medicine in the medicine storage tank is used up, the signal sensed by the first liquid level sensor frame is transmitted to the PLC controller, and the PLC controller is used to control the machine body to shut down, thereby avoiding the waste of packaging bags caused by continuous transportation of packaging bags when there is no liquid medicine. At the same time, by setting a second liquid level sensor, the height of the filling liquid medicine inside the packaging bag can be monitored in real time, and when the height of the liquid medicine in the packaging bag reaches a preset value, the heat sealing and cutting of the packaging bag are achieved by controlling the heat sealing roller and the cutting roller. At the same time, the adjusting bolt is rotated by rotating the hand wheel, and under the action of the thread of the threaded sleeve, the height of the second liquid level sensor can be adjusted, thereby enabling convenient adjustment of the filling amount.

[0007] In order to achieve the above-mentioned purpose, the main technical solutions adopted by the utility model include:

[0008] A packaging machine with automatic shutdown when there is no liquid medicine, comprising:

[0009] Base;

[0010] A body disposed on the top of the base;

[0011] A medicine storage tank is provided which automatically stops when there is no medicine liquid, and the medicine storage tank is used to store the medicine liquid to be filled, and the medicine storage tank is arranged on the top of the machine body;

[0012] A conveying and packaging mechanism for conveying packaging bags, the conveying and packaging mechanism comprising a conveying frame fixedly connected to the top of the base, on which two guide rollers for guiding the conveying of packaging bags, a heat sealing roller for heat sealing the packaging bags, and a cutting roller for cutting the packaging bags are sequentially mounted;

[0013] A filling mechanism for filling liquid medicine, the filling mechanism comprises a filling pump installed on the side of the medicine storage tank, a filling tube is installed at the liquid outlet end of the filling pump, and a filling liquid level monitoring mechanism for monitoring the liquid medicine in the packaging bag is installed on the side of the filling tube.

[0014] The above-mentioned packaging machine with automatic shutdown when there is no medicine liquid, wherein a first liquid level sensor for monitoring the medicine liquid inside the medicine storage tank is installed at the bottom of the inner wall side of the medicine storage tank, and a PLC controller electrically connected to the first liquid level sensor is installed on the side of the medicine storage tank.

[0015] The above-mentioned packaging machine with automatic shutdown when there is no liquid medicine, wherein the filling liquid level monitoring mechanism includes an adjusting frame fixedly connected to the side of the filling tube, an adjusting bolt is rotatably mounted on the adjusting frame through a bearing, a threaded sleeve is threadedly connected to the adjusting bolt, and a second liquid level sensor for monitoring the liquid level height in the packaging bag is installed on the side of the threaded sleeve.

[0016] The above-mentioned packaging machine with automatic shutdown when there is no liquid medicine, wherein the bottom of the filling tube is designed to be arc-shaped.

[0017] In the above-mentioned packaging machine with automatic shutdown when there is no liquid medicine, a rotating hand wheel for rotating the adjusting bolt is fixedly connected to the top of the adjusting bolt.

[0018] In the above-mentioned packaging machine with automatic shutdown when there is no liquid medicine, a limiting bearing sleeve rotatably connected to the adjusting bolt is installed on the side of the adjusting frame and at a position corresponding to the adjusting bolt.

[0019] The above-mentioned packaging machine with automatic shutdown when there is no liquid medicine, wherein the side of the threaded sleeve is fixedly connected to a limit slider, and the side of the inner wall of the adjustment frame and the position corresponding to the limit slider are provided with a limit sliding groove matching the limit slider.

[0020] The above-mentioned packaging machine with automatic shutdown when there is no liquid medicine, wherein the side of the limiting sliding block close to the limiting sliding groove moves through the limiting sliding groove, extends to the inside of the limiting sliding groove, and is slidably connected with the inner wall of the limiting sliding groove.

[0021] The utility model has at least the following beneficial effects:

[0022] In the utility model, a packaging machine with automatic shutdown when there is no liquid medicine is realized. Not only can the liquid medicine stored in the medicine storage tank be monitored in real time by setting a first liquid level sensor, but when the liquid medicine in the medicine storage tank is used up, the signal sensed by the first liquid level sensor frame is transmitted to the PLC controller, and the machine body is controlled to shut down by the PLC controller, thereby avoiding the waste of packaging bags caused by continuous transportation of packaging bags when there is no liquid medicine. At the same time, by setting a second liquid level sensor, the height of the filling liquid medicine inside the packaging bag can be monitored in real time, and when the height of the liquid medicine in the packaging bag reaches a preset value, the heat sealing roller and the cutting roller are controlled to achieve heat sealing and cutting of the packaging bag. At the same time, the height of the second liquid level sensor can be adjusted by rotating the hand wheel to rotate the adjusting bolt and under the action of the thread of the threaded sleeve, thereby achieving convenient adjustment of the filling amount. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] The drawings described herein are used to provide a further understanding of the present application and constitute a part of the present application. The illustrative embodiments of the present application and their descriptions are used to explain the present application and do not constitute an improper limitation on the present application. In the drawings:

[0024] Figure 1 It is a structural schematic diagram of the packaging machine with automatic shutdown when there is no liquid medicine in the utility model;

[0025] Figure 2 It is a structural schematic diagram of the conveying and packaging mechanism in the packaging machine with automatic shutdown when there is no liquid medicine in the utility model;

[0026] Figure 3 It is a schematic diagram of the structure of the conveying frame in the packaging machine with automatic shutdown when there is no liquid medicine in the utility model;

[0027] Figure 4 It is a structural schematic diagram of the guide roller in the packaging machine with automatic shutdown when there is no liquid medicine in the utility model;

[0028] Figure 5 It is a structural schematic diagram of the heat sealing roller in the packaging machine with automatic shutdown when there is no liquid medicine in the utility model;

[0029] Figure 6 It is a structural schematic diagram of the filling mechanism in the packaging machine with automatic shutdown when there is no liquid medicine in the utility model;

[0030] Figure 7The utility model is a structural schematic diagram of a filling liquid level monitoring mechanism in a packaging machine with automatic shutdown when there is no liquid medicine.

[0031] Description of Figure Numbers:

[0032] 1. Base; 2. Machine body; 3. Medicine storage tank; 4. Conveying and packaging mechanism; 5. Filling mechanism;

[0033] 301, a first liquid level sensor; 302, a PLC controller;

[0034] 401, conveying frame; 402, guide roller; 403, heat sealing roller; 404, cutting roller;

[0035] 501, filling pump; 502, filling pipe; 503, filling liquid level monitoring mechanism;

[0036] 5031, adjusting frame; 5032, adjusting bolt; 5033, threaded sleeve; 5034, second liquid level sensor;

[0037] 50321, rotating hand wheel; 50322, limit bearing sleeve;

[0038] 50331, limit slider; 50332, limit slide groove. DETAILED DESCRIPTION

[0039] The following will describe the implementation methods of the present application in detail with the help of accompanying drawings and examples, so that the implementation process of how the present application uses technical means to solve technical problems and achieve technical effects can be fully understood and implemented accordingly.

[0040] Please refer to Figures 1 to 7 As shown, an embodiment of the utility model provides a packaging machine with automatic shutdown when there is no liquid medicine, comprising: a base 1, a machine body 2 arranged on the top of the base 1, a medicine storage tank 3 with automatic shutdown when there is no liquid medicine, a conveying and packaging mechanism 4 for conveying packaging bags, and a filling mechanism 5 for filling liquid medicine;

[0041] Please refer to Figures 1 to 7 As shown, the medicine storage tank 3 is used to store the medicine liquid to be filled, and the medicine storage tank 3 is arranged on the top of the machine body 2. A first liquid level sensor 301 for monitoring the medicine liquid inside the medicine storage tank 3 is installed at the bottom of the inner wall side of the medicine storage tank 3, and a PLC controller 302 electrically connected to the first liquid level sensor 301 is installed on the side of the medicine storage tank 3;

[0042] Please refer to Figures 1 to 7 As shown, the conveying and packaging mechanism 4 includes a conveying frame 401 fixedly connected to the top of the base 1, and two guide rollers 402 for guiding the conveying of packaging bags, a heat sealing roller 403 for heat sealing the packaging bags, and a cutting roller 404 for cutting the packaging bags are sequentially installed on the conveying frame 401;

[0043] Please refer to Figures 1 to 7 As shown, the filling mechanism 5 includes a filling pump 501 installed on the side of the medicine storage tank 3, a filling tube 502 is installed at the liquid outlet end of the filling pump 501, a filling liquid level monitoring mechanism 503 for monitoring the medicine liquid in the packaging bag is installed on the side of the filling tube 502, and the filling liquid level monitoring mechanism 503 includes an adjusting frame 5031 fixedly connected to the side of the filling tube 502, an adjusting bolt 5032 is rotatably installed on the adjusting frame 5031 through a bearing, a threaded sleeve 5033 is threadedly connected to the adjusting bolt 5032, and a second liquid level sensor 5034 for monitoring the liquid level height in the packaging bag is installed on the side of the threaded sleeve 5033.

[0044] Please refer to Figures 1 to 7 As shown, the bottom of the filling tube 502 is designed to be arc-shaped;

[0045] By adopting the above technical solution, the filling tube 502 with an arc-shaped bottom design can avoid damage to the packaging bag caused by the filling tube 502, thereby improving the practicality of the utility model.

[0046] Please refer to Figures 1 to 7 As shown, a rotating hand wheel 50321 for rotating the adjusting bolt 5032 is fixedly connected to the top of the adjusting bolt 5032;

[0047] By adopting the above technical solution, the adjusting bolt 5032 is easily rotated by providing the rotating hand wheel 50321, thereby improving the convenience of adjusting the height of the second liquid level sensor 5034.

[0048] Please refer to Figures 1 to 7 As shown, a limiting bearing sleeve 50322 rotatably connected to the adjusting bolt 5032 is installed on the side of the adjusting frame 5031 and at the position corresponding to the adjusting bolt 5032;

[0049] By adopting the above technical solution, the limiting bearing sleeve 50322 is provided to limit the adjusting bolt 5032, thereby increasing the stability of the rotation of the adjusting bolt 5032.

[0050] Please refer to Figures 1 to 7 As shown, the side of the threaded sleeve 5033 is fixedly connected to the limiting slider 50331, and the side of the inner wall of the adjustment frame 5031 and the position corresponding to the limiting slider 50331 are provided with a limiting slide groove 50332 matching the limiting slider 50331, and the side of the limiting slider 50331 close to the limiting slide groove 50332 movably penetrates the limiting slide groove 50332 and extends to the inside of the limiting slide groove 50332, and is slidably connected with the inner wall of the limiting slide groove 50332;

[0051] By adopting the above technical solution, the threaded sleeve 5033 is limited by setting the limiting slider 50331 and the limiting groove 50332, thereby increasing the stability of the threaded sleeve 5033 driving the second liquid level sensor 5034 to adjust its height.

[0052] The working principle of the utility model is: not only can the medicine liquid stored in the medicine storage tank 3 be monitored in real time by setting the first liquid level sensor 301, but when the medicine liquid in the medicine storage tank 3 is used up, the signal sensed by the first liquid level sensor 301 frame is transmitted to the PLC controller 302, and the PLC controller 302 controls the machine body 2 to shut down, thereby avoiding the waste of packaging bags caused by continuous transportation of packaging bags when there is no medicine liquid. At the same time, by setting the second liquid level sensor 5034, the height of the filling medicine liquid inside the packaging bag can be monitored in real time, and when the height of the medicine liquid in the packaging bag reaches a preset value, the heat sealing roller 403 and the cutting roller 404 are controlled to achieve heat sealing and cutting of the packaging bag. At the same time, the adjusting bolt 5032 is rotated by rotating the hand wheel 50321, and under the action of the thread of the threaded sleeve 5033, the height of the second liquid level sensor 5034 can be adjusted, thereby achieving convenient adjustment of the filling amount.

[0053] The above description shows and describes several preferred embodiments of the utility model, but as mentioned above, it should be understood that the utility model is not limited to the form disclosed herein, and should not be regarded as excluding other embodiments, but can be used in various other combinations, modifications and environments, and can be modified within the scope of the utility model concept described herein through the above teachings or the technology or knowledge of the relevant field. The changes and modifications made by those skilled in the art do not deviate from the spirit and scope of the utility model, and should be within the scope of protection of the claims attached to the utility model.

Claims

1. A packaging machine with automatic shutdown when there is no liquid medicine, characterized in that: include: Base (1); A body (2) disposed on the top of the base (1); A medicine storage tank (3) is provided which automatically stops the machine when there is no medicine liquid, the medicine storage tank (3) is used to store the medicine liquid to be filled, and the medicine storage tank (3) is arranged on the top of the machine body (2); A conveying and packaging mechanism (4) for conveying packaging bags, the conveying and packaging mechanism (4) comprising a conveying frame (401) fixedly connected to the top of the base (1), and two guide rollers (402) for guiding the conveying of packaging bags, a heat sealing roller (403) for heat sealing the packaging bags, and a cutting roller (404) for cutting the packaging bags are sequentially mounted on the conveying frame (401); A filling mechanism (5) for filling liquid medicine, the filling mechanism (5) comprising a filling pump (501) mounted on the side of the medicine storage tank (3), a filling tube (502) mounted on the liquid outlet end of the filling pump (501), and a filling liquid level monitoring mechanism (503) for monitoring the liquid medicine in a packaging bag mounted on the side of the filling tube (502).

2. The packaging machine with automatic shutdown when there is no liquid medicine according to claim 1, characterized in that: A first liquid level sensor (301) for monitoring the internal liquid of the medicine storage tank (3) is installed at the bottom of the inner wall side of the medicine storage tank (3), and a PLC controller (302) electrically connected to the first liquid level sensor (301) is installed on the side of the medicine storage tank (3).

3. The packaging machine with automatic shutdown when there is no liquid medicine according to claim 2, characterized in that: The filling liquid level monitoring mechanism (503) comprises an adjusting frame (5031) fixedly connected to the side of the filling tube (502), an adjusting bolt (5032) rotatably mounted on the adjusting frame (5031) via a bearing, a threaded sleeve (5033) threadedly connected to the adjusting bolt (5032), and a second liquid level sensor (5034) for monitoring the liquid level in the packaging bag is mounted on the side of the threaded sleeve (5033).

4. The packaging machine with automatic shutdown when there is no liquid medicine according to claim 3, characterized in that: The bottom of the filling tube (502) is designed to be arc-shaped.

5. The packaging machine with automatic shutdown when there is no liquid medicine according to claim 4, characterized in that: A rotating hand wheel (50321) for rotating the adjusting bolt (5032) is fixedly connected to the top of the adjusting bolt (5032).

6. The packaging machine with automatic shutdown when there is no liquid medicine according to claim 5, characterized in that: A limiting bearing sleeve (50322) rotatably connected to the adjusting bolt (5032) is installed on the side of the adjusting frame (5031) and at a position corresponding to the adjusting bolt (5032).

7. The packaging machine with automatic shutdown when there is no liquid medicine according to claim 6, characterized in that: The side of the threaded sleeve (5033) is fixedly connected to the limiting slider (50331), and the side of the inner wall of the adjustment frame (5031) and corresponding to the position of the limiting slider (50331) are provided with a limiting sliding groove (50332) matching the limiting slider (50331).

8. The packaging machine with automatic shutdown when there is no liquid medicine according to claim 7, characterized in that: The side of the limiting sliding block (50331) close to the limiting sliding groove (50332) moves through the limiting sliding groove (50332) and extends to the inside of the limiting sliding groove (50332) and is slidably connected to the inner wall of the limiting sliding groove (50332).