Medicine packaging machine with inert gas protection

Abstract

The utility model discloses a medicine packaging machine with inert gas protection, which relates to the technical field of medicine packaging machines and comprises an unwinding mechanism, a bag making mechanism, a label printer, a bag opening and clamping mechanism, an inflating mechanism and an edge sealing mechanism which are sequentially arranged. An opened medicine bag is manufactured through heating and edge sealing, or a finished product opened medicine bag is directly used, conveyed to a medicine falling opening of a full-automatic medicine packaging machine, filled with unpacked medicine and then filled with a certain amount of inert gas, and inert gas protection packaging of the unpacked medicine is achieved through heating, sealing and cutting off. The inert gas in the medicine bag not only can provide a low-oxygen and low-humidity local environment for the medicine and increase the stability of the medicine, but also can enable the medicine bag to slightly swell, so that the situation that the medicine in the bag is extruded and damaged is avoided to a certain extent.

Description

TECHNICAL FIELD

[0001] The utility model relates to a medicine packing machine technical field, especially a medicine packing machine with inert gas protection. BACKGROUND

[0002] At present, the medicine dispensing of the hospital inpatient department Chinese medicine shop all adopts the on-demand drug administration, that is, according to the inpatient's need and actual course of treatment, the medicine is unpacked and then used full-automatic medicine packing machine, and the medicine is repackaged according to the prescription and then delivered to the patient. But some medicines are sensitive to light, oxygen and humidity, and the full-automatic medicine packing machine on the market only uses simple paper bags or plastic bags to repack the unpacked medicine, and the repackaged medicine is prone to moisture absorption and oxidation, therefore, a medicine packing machine that can protect the medicine during packaging is urgently needed. SUMMARY

[0003] To solve the above problems of the prior art, the utility model aims at providing a medicine packing machine with inert gas protection to protect the repackaged medicine.

[0004] To achieve the above object, the utility model provides the following scheme:

[0005] The utility model provides a medicine packing machine with inert gas protection, which comprises unwinding mechanism, bag making mechanism, label printer, bag opening and clamping mechanism, inflation mechanism and edge sealing mechanism which are sequentially arranged, the unwinding mechanism is used for placing bag body composite film or open medicine bag, the bag making mechanism is used for making the bag body composite film into open medicine bag, the label printer is used for printing label on the open medicine bag, the bag opening and clamping mechanism is located below the medicine dropping port and is used for opening the open medicine bag, the inflation mechanism is used for filling inert gas into the open medicine bag containing medicine, and the edge sealing mechanism is used for sealing the open medicine bag.

[0006] Optionally, the unwinding mechanism comprises a reel support, and the reel support is used for supporting the bag body composite film or open medicine bag.

[0007] Optionally, the reel support comprises an unwinding rotation shaft.

[0008] Optionally, a conveying roller is arranged between the unwinding mechanism and the bag making mechanism, and the conveying roller is used for guiding the bag body composite film or open medicine bag.

[0009] Optionally, the bag making mechanism comprises a heating module and an extrusion module, the extrusion module comprises at least one set of extrusion plates and a pushing device, a side sealing channel is arranged between each set of the extrusion plates, the side sealing channel is used for passing the bag body composite film, the pushing device is in transmission connection with the extrusion plates, and the pushing device is used for pushing the extrusion plates to extrude the bag body composite film to form a continuous open medicine bag; and the heating module is used for heating the extrusion plates.

[0010] Optionally, the extrusion module comprises two sets of the extrusion plates, and the two sets of the extrusion plates are spaced apart.

[0011] Optionally, the inflation mechanism comprises an inert gas source, an adjusting valve and an inflation pipe, the gas outlet of the inert gas source is in communication with one end of the inflation pipe, the other end of the inflation pipe extends to the feeding end of the edge sealing mechanism, and the adjusting valve is arranged on the inflation pipe.

[0012] Optionally, the edge sealing mechanism comprises a horizontal edge sealing roller, an edge sealing driving device and a heating assembly, the heating assembly is used for heating the horizontal edge sealing roller, and the horizontal edge sealing roller is in transmission connection with the edge sealing driving device.

[0013] Optionally, the discharging end of the edge sealing mechanism is further provided with a vertical cutting knife, and the vertical cutting knife is used for cutting the sealed medicine bag into individual medicine bags.

[0014] Optionally, a medicine outlet is arranged below the vertical cutting knife.

[0015] The utility model discloses relative to prior art has obtained following technical effect:

[0016] The utility model discloses inert gas protection's medicine packing machine, through heating edge sealing and make open medicine bag, or directly use finished product open medicine bag, transmission to full -automatic medicine packing machine and fall medicine mouth, after loading unpacked medicine, fill in certain amount's inert gas, again through heating seal and cutting, realize unpacked medicine's inert gas protection packing, the inert gas in medicine bag not only can provide low oxygen, low humidity's local environment for medicine, increase the stability of medicine, can also make medicine bag slightly distend, avoid the situation that the medicine in bag is pressed and appears breakage to a certain extent. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, the following will be briefly introduced the drawing needed to be used in the embodiment, obviously, the drawing in the following description only is some embodiments of the utility model, for the ordinary skilled person in the art comes, under the premise of not paying the creative labor, still can obtain other drawings according to these drawings.

[0018] Figure 1The utility model discloses a structure diagram of the medicine packing machine with inert gas protection.

[0019] Figure 2 The utility model discloses a structure diagram of the medicine packing machine with inert gas protection.

[0020] Mark explanation:

[0021] 1, bag body composite film or open medicine bag;101, bag body;102, side seal;103, horizontal seal;104, seal cutting line;105, inert gas;2, reel support;3, conveying roller;4, side seal bag making module;5, label printer;6, open bag clamping mechanism;7, medicine drop opening;8, inert gas source;9, regulating valve;10, inflation pipe;11, horizontal edge sealing roller;12, vertical cutting knife;13, medicine outlet. Specific implementation

[0022] The technical scheme in the embodiments of the utility model will be apparently and completely described below with the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making creative labor belong to the range of the utility model protection.

[0023] In order to make the above purpose, feature and advantage of the utility model more apparent, easy to understand, the utility model will be further explained in detail with the drawings and specific implementation.

[0024] As Figure 1 The utility model discloses a kind of medicine packing machines with inert gas protection, including setting in turn unwinding mechanism, bag making mechanism, label printer 5, open bag clamping mechanism 6, inflation mechanism and edge sealing mechanism;Unwinding mechanism is used to place bag body composite film or open medicine bag 1;Bag making mechanism is used to make open medicine bag with bag body 101 composite film;Label printer 5 is used to print label on open medicine bag;Open bag clamping mechanism 6 is located below medicine drop opening 7, and is used to open open medicine bag;Inflation mechanism is used to fill inert gas 105 in open medicine bag with medicine;Edge sealing mechanism is used to seal open medicine bag.

[0025] In the specific embodiment, unwinding mechanism includes reel support 2, and reel support 2 includes unwinding rotation shaft, and unwinding rotation shaft is used to support bag body composite film or open medicine bag 1, and bag body composite film or open medicine bag 1 can be unwound by the rotation of unwinding rotation shaft, and provide bag body 101 for subsequent mechanism.

[0026] The conveying roller 3 is arranged between the unwinding mechanism and the bag making mechanism, and is used for guiding the bag body composite film or the open medicine bag 1. In a more specific embodiment, the conveying roller 3 is arranged between the side sealing bag making module 4 and the label printer 5 and between the horizontal edge sealing roller 11 and the vertical cutting knife 12, and is in transmission connection with a driving motor to drive the bag body composite film or the open medicine bag 1.

[0027] The bag making mechanism comprises a heating module and a pressing module, the pressing module comprises two groups of pressing plates and a pushing device, and the two groups of pressing plates are spaced apart by a certain interval, which is the width of the medicine bag and can be selected and installed according to clinical needs.

[0028] A side sealing channel is arranged between each group of pressing plates, the pushing device is in transmission connection with the pressing plates, and the pushing device is used to push the pressing plates to extrude the bag body composite film to form a continuous open medicine bag; the heating module is used to heat the pressing plates. The pushing device can adopt a pneumatic cylinder, which pushes one side of the pressing plate to press against the other side of the pressing plate. Alternatively, a pneumatic cylinder is arranged outside each side of the pressing plate, and the corresponding pressing plate is pushed by the pneumatic cylinder.

[0029] The bag opening clamping mechanism 6 comprises a suction cup and a pneumatic cylinder, the cylinder rod end of the pneumatic cylinder is provided with the suction cup, the suction cup is in communication with a gas pump, the suction cup is pushed to contact the opening side of the open bag by the pneumatic cylinder, the suction cup is pumped by the gas pump to form a negative pressure to adsorb the open bag, the open bag is opened by the retraction of the cylinder rod of the pneumatic cylinder, the medicine enters the open bag through the medicine dropping port 7, the suction cup is inflated by the gas pump to separate the suction cup from the open bag, and the open bag continues to move forward to the edge sealing mechanism.

[0030] The inflation mechanism comprises an inert gas source 8, an adjusting valve 9 and an inflation pipe 10; the gas outlet of the inert gas source 8 is in communication with one end of the inflation pipe 10, the other end of the inflation pipe 10 extends to the feeding end of the edge sealing mechanism, and the adjusting valve 9 is arranged on the inflation pipe 10. The inert gas source 8 comprises a nitrogen tank. The adjusting valve 9 is used to control the flow rate and pressure of the nitrogen outflow.

[0031] The edge sealing mechanism comprises a horizontal edge sealing roller 11, an edge sealing driving device and a heating assembly; the heating assembly is used to heat the horizontal edge sealing roller 11, and the horizontal edge sealing roller 11 is in transmission connection with the edge sealing driving device.

[0032] The edge sealing mechanism further comprises a vertical cutting knife 12 arranged at the discharging end of the edge sealing mechanism, and the vertical cutting knife 12 is used to cut the sealed medicine bag into individual medicine bags. The vertical cutting knife 12 is driven by a pneumatic cylinder or a motor.

[0033] A medicine outlet 13 is arranged below the vertical cutting knife 12.

[0034] In other more specific embodiments, the unwinding mechanism, the bag making mechanism, the label printer 5, the bag opening and holding mechanism 6, the inflating mechanism and the edge sealing mechanism are respectively electrically connected with a control module, and each mechanism is driven and controlled by the control module to realize the automatic operation of the medicine packing machine.

[0035] As shown in Figure 2 The protective medicine bag is made of paper / aluminum / polyethylene composite film, and includes a bag body 101 formed by folding the composite film, two sides of the bag body 101 are formed with side seals 102 by hot pressing, the top of the bag body 101 is formed with a horizontal seal 103 by hot pressing, a cutting line 104 is arranged on the side seal 102 to facilitate the division of the bag body 101 into independent medicine bags, and the bag is filled with inert gas 105.

[0036] It should be noted that, for those skilled in the art, it is obvious that the present application is not limited to the details of the above exemplary embodiments, and the present application can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the present application is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application, and any reference signs in the claims should not be regarded as limiting the claims.

[0037] The principles and implementation modes of the present application are described in the specification by using specific examples, and the above embodiment description is only used to help understand the method of the present application and its core idea; at the same time, for those skilled in the art, according to the idea of the present application, the specific implementation mode and application range will be changed. In conclusion, the content of the specification should not be understood as a limitation of the present application.

Claims

1. A medicine packing machine with inert gas protection, characterized in that, The device comprises a unwinding mechanism, a bag making mechanism, a label printer, an opening and holding mechanism, an inflation mechanism and an edge sealing mechanism arranged in sequence; the unwinding mechanism is used for placing a bag body composite film or an open medicine bag; the bag making mechanism is used for making the bag body composite film into an open medicine bag; the label printer is used for printing labels on the open medicine bag; the opening and holding mechanism is located below a medicine dropping opening and is used for opening the open medicine bag; the inflation mechanism is used for filling inert gas into the open medicine bag containing medicine; and the edge sealing mechanism is used for sealing the open medicine bag.

2. The medicine packing machine with inert gas protection according to claim 1, characterized in that, The unwinding mechanism comprises a reel support used for supporting the bag body composite film or the open medicine bag.

3. The medicine packing machine with inert gas protection according to claim 2, characterized in that, The reel support comprises a unwinding rotating shaft.

4. The medicine packing machine with inert gas protection according to claim 1, characterized in that, A conveying roller is arranged between the unwinding mechanism and the bag making mechanism and is used for guiding the bag body composite film or the open medicine bag.

5. The medicine packing machine with inert gas protection according to claim 1, characterized in that, The bag making mechanism comprises a heating module and an extrusion module; the extrusion module comprises at least one set of extrusion plates and a pushing device; a side sealing channel is arranged between each set of extrusion plates and is used for passing the bag body composite film; the pushing device is in transmission connection with the extrusion plates; and the pushing device is used for pushing the extrusion plates to extrude the bag body composite film to form continuous open medicine bags; and the heating module is used for heating the extrusion plates.

6. The medicine packing machine with inert gas protection according to claim 5, characterized in that, The extrusion module comprises two sets of extrusion plates with a certain interval between them.

7. The medicine packing machine with inert gas protection according to claim 1, characterized in that, The inflation mechanism comprises an inert gas source, an adjusting valve and an inflation pipe; the gas outlet of the inert gas source is in communication with one end of the inflation pipe; the other end of the inflation pipe extends to the feeding end of the edge sealing mechanism; and the adjusting valve is arranged on the inflation pipe.

8. The medicine packing machine with inert gas protection according to claim 1, characterized in that, The edge sealing mechanism comprises a horizontal edge sealing roller, an edge sealing driving device and a heating assembly; the heating assembly is used for heating the horizontal edge sealing roller; and the horizontal edge sealing roller is in transmission connection with the edge sealing driving device.

9. The medicine packing machine with inert gas protection according to claim 1, characterized in that, The discharging end of the edge sealing mechanism is further provided with a vertical cutting knife used for cutting the sealed medicine bag into individual medicine bags.

10. The medicine packing machine with inert gas protection according to claim 9, characterized in that, A medicine dropping opening is arranged below the vertical cutting knife.

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