Automatic stacking device for medicine packaging plastic packaging machine

By adding a transition conveyor and an automatic feeding mechanism to the sealing machine, the problem of misalignment of medicine boxes was solved, and the automatic alignment and clamping of medicine boxes were realized, thereby improving the sealing quality and the degree of automation.

CN224061328UActive Publication Date: 2026-03-31SHENZHEN OASIS PHARMA
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-06-04
Publication Date
2026-03-31

AI Technical Summary

Technical Problem

During the pharmaceutical packaging process, the difference in friction between the conveyor belt of the sealing machine and the medicine box can cause misalignment of the medicine box, affecting the sealing quality.

Method used

A transition conveyor is added between the sealing and cutting device and the heat shrinking device, and an automatic feeding mechanism is installed on it, including an end face alignment component and a horizontal clamping component. An industrial camera is used to monitor and ensure that the medicine box is aligned, clamped, and fed into the heat shrinking device.

Benefits of technology

It achieves automatic alignment and clamping of medicine boxes, improves the quality of plastic sealing, and has a simple structure and a high degree of automation.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses an automatic stacking device for a medicine packaging plastic packaging machine, which comprises a transition conveyor arranged between a sealing and cutting device and a thermal shrinkage device, a mounting rack is arranged at the top of the transition conveyor, an automatic feeding mechanism is arranged at the top of the mounting rack, a moving seat is arranged at the moving end of the automatic feeding mechanism, and a plurality of stacking devices are arranged on the moving seat. The utility model relates to the technical field of medicine plastic packaging, a thermoplastic film is arranged on the outer side of a grouped medicine box in a sleeving mode through a sealing and cutting device, and the grouped medicine box enters a transition conveyor. The end face alignment assembly is used for intercepting the end faces of the grouped medicine boxes, so that the medicine boxes on different layers are aligned, the horizontal clamping assembly is controlled to act after alignment, the grouped medicine boxes are clamped, and the medicine boxes are further fed into the thermal shrinkage device through the automatic feeding mechanism to be subjected to comprehensive thermal shrinkage plastic packaging.
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Description

Technical Field

[0001] This utility model relates to the field of pharmaceutical plastic sealing packaging technology, specifically to an automatic stacking device for pharmaceutical packaging plastic sealing machines. Background Technology

[0002] In pharmaceutical packaging, a certain number of medicine boxes are usually grouped and sealed with plastic film to package them. A sealing machine is typically used for this process. The sealing machine mainly consists of a sealing and cutting device and a heat-shrinking device. The sealing and cutting device is used to place the plastic film over the group of medicine boxes and cut the film. The heat-shrinking device is used to heat the plastic film and shrink it to adhere it to the medicine boxes. However, in actual use, due to the difference between the friction between the conveyor belt and the plastic film and the friction between the medicine boxes, the plastic film easily pulls on the medicine boxes at different layers, causing displacement and misalignment, which affects the sealing quality. Therefore, this case study was developed to address these issues. Utility Model Content

[0003] To address the shortcomings of existing technologies, this utility model provides an automatic stacking device for pharmaceutical packaging sealing machines, which solves the problems mentioned in the background art.

[0004] To achieve the above objectives, this utility model is implemented through the following technical solution: an automatic stacking device for a pharmaceutical packaging sealing machine, including a transition conveyor set between a sealing and cutting device and a heat shrinking device, a mounting frame set on the top of the transition conveyor, an automatic feeding mechanism set on the top of the mounting frame, a moving seat set on the moving end of the automatic feeding mechanism, an end face alignment component set on one end of the moving seat, and horizontal clamping components symmetrically arranged on both sides of the moving seat;

[0005] The automatic feeding mechanism includes a feeding cylinder, a guide column, a guide seat, and a push rod. The feeding cylinder is horizontally mounted on the lower side wall of the mounting frame beam. The guide columns are symmetrically arranged on both sides of the feeding cylinder. The two ends of the guide seat are slidably engaged with the guide columns, and the lower end is fixedly connected to the movable seat. One end of the push rod is connected to the telescopic end of the feeding cylinder, and the other end is connected to the side wall of the guide seat.

[0006] The aforementioned end-face alignment component includes a fixed base, a material-blocking cylinder, and an end-face baffle. The fixed base is disposed on one end of the movable base, the material-blocking cylinder is disposed on the fixed base in a vertical direction, and the end-face baffle is disposed on the telescopic end of the material-blocking cylinder.

[0007] The aforementioned horizontal clamping assembly includes a support, a double-headed cylinder, a guide member, and a clamping plate. The support is disposed on the lower end face of the movable seat, the double-headed cylinder is disposed on the support, the guide member is symmetrically disposed on both sides of the double-headed cylinder, and the clamping plate is mounted on the movable end of the guide member.

[0008] The aforementioned guide component includes a guide rail, a slider, and a connecting seat. The guide rail is symmetrically arranged on both sides of the support. The slider is slidably mounted on the guide rail. The connecting seat is fixed on the slider and connected to the telescopic end of the double-headed cylinder.

[0009] Industrial cameras are symmetrically arranged on both sides of the mounting bracket, and the industrial cameras are connected to the control center via wireless signals. Beneficial effects

[0010] This utility model provides an automatic stacking device for pharmaceutical packaging sealing machines. It offers the following advantages: This automatic stacking device for pharmaceutical packaging sealing machines adds a transition conveyor between the sealing and cutting device and the heat shrinking device of an existing heat shrink sealing machine. An automatic feeding mechanism is installed at the transition conveyor position. The moving seat of the automatic feeding mechanism is equipped with an end-face alignment component and a horizontal clamping component. In use, the group of medicine boxes is fitted with thermoplastic film by the sealing and cutting device and enters the transition conveyor. Under the belt traction of the transition conveyor, it enters the automatic feeding mechanism position. The end-face alignment component intercepts the end faces of the group of medicine boxes, thereby aligning the medicine boxes at different levels. After alignment, the horizontal clamping component is activated to clamp the group of medicine boxes, and then the automatic feeding mechanism further feeds them into the heat shrinking device for complete heat shrink sealing. The device has a simple structure, high degree of automation, and good sealing quality. Attached Figure Description

[0011] Figure 1 This is a three-dimensional structural diagram of the automatic stacking device for the pharmaceutical packaging sealing machine described in this utility model.

[0012] Figure 2 This is an isometric structural diagram of the automatic stacking device for the pharmaceutical packaging sealing machine described in this utility model.

[0013] Figure 3 This is a partial bottom view of the automatic stacking device for a pharmaceutical packaging sealing machine according to the present invention.

[0014] In the diagram: 1. Transition conveyor; 2. Mounting frame; 3. Moving seat; 4. Feeding cylinder; 5. Guide column; 6. Guide seat; 7. Push rod; 8. Fixed seat; 9. Material blocking cylinder; 10. End face baffle; 11. Support; 12. Double-headed cylinder; 13. Clamping plate; 14. Guide rail; 15. Slider; 16. Connecting seat; 17. Industrial camera. Detailed Implementation

[0015] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0016] Example: Refer to the appendix of the instruction manual Figure 1-3 As can be seen, this application specifically designs an automatic stacking device for a pharmaceutical packaging sealing machine, including a transition conveyor 1 set between the sealing and cutting device and the heat shrinking device. A mounting frame 2 is mounted on the top of the transition conveyor 1, and an automatic feeding mechanism is mounted on the top of the mounting frame 2. A movable seat 3 is mounted on the moving end of the automatic feeding mechanism. One end of the movable seat 3 is provided with an end-facing alignment component, and horizontal clamping components are symmetrically arranged on both sides of the movable seat 3. The aforementioned automatic feeding mechanism includes a feeding cylinder 4, guide columns 5, guide seats 6, and a push rod 7. The feeding cylinder 4 is horizontally mounted on the lower side wall of the crossbeam of the mounting frame 2. The guide columns 5 are symmetrically arranged on both sides of the feeding cylinder 4. The two ends of the guide seat 6 are slidably engaged with the guide columns 5, and the lower end is fixedly connected to the movable seat 3. One end of the push rod 7 is connected to the telescopic end of the feeding cylinder 4, and the other end is connected to the side wall of the guide seat 6. This design addresses the limitations of existing heat shrink sealing machines in terms of sealing and cutting devices. A transition conveyor 1 is added between the heat shrinking device and the automatic feeding mechanism. An automatic feeding mechanism is installed at the transition conveyor 1. The moving seat 3 of the automatic feeding mechanism is equipped with an end-facing alignment component and a horizontal clamping component. In use, the group of medicine boxes is fitted with thermoplastic film on the outside of the group of medicine boxes by the sealing and cutting device and enters the transition conveyor 1. Under the belt traction of the transition conveyor 1, it enters the position of the automatic feeding mechanism. The end-facing alignment component intercepts the end face of the group of medicine boxes, thereby aligning the medicine boxes at different levels. After alignment, the horizontal clamping component is controlled to clamp the group of medicine boxes. The feeding cylinder 4 is further activated, and the telescopic end of the feeding cylinder 4 is controlled to expand, thereby pushing the push rod 7 and the guide seat 6 at one end of the push rod 7 to slide along the guide column 5, thereby driving the moving seat 3 to extend into the heat shrinking device for full heat shrink sealing. The structure is simple, the degree of automation is high, and the sealing quality is good.

[0017] In the specific implementation process, the above-mentioned end alignment component includes a fixed base 8, a material blocking cylinder 9, and an end face baffle 10. The fixed base 8 is set on one end of the movable base 3, the material blocking cylinder 9 is set on the fixed base 8 in a vertical direction, and the end face baffle 10 is set on the telescopic end of the material blocking cylinder 9. In use, the telescopic end of the material blocking cylinder 9 is controlled to expand, thereby pushing the end face baffle 10 downward to block the medicine box, so that the medicine box is aligned flat at the end face baffle 10. After the group of medicine boxes is sent into the heat shrink device, the end face baffle 10 is controlled to move upward to reset.

[0018] In specific implementation, the aforementioned horizontal clamping assembly includes a support 11, a double-headed cylinder 12, a guide member, and a clamping plate 13. The support 11 is disposed on the lower end face of the movable seat 3, the double-headed cylinder 12 is disposed on the support 11, the guide members are symmetrically disposed on both sides of the double-headed cylinder 12, and the clamping plate 13 is mounted on the moving end of the guide member. The guide member includes a guide rail 14, a slider 15, and a connecting seat 16. The guide rail 14 is symmetrically disposed on both sides of the support 11, and the slider 15 is slidably fitted onto the guide rail 14. The connecting seat 16 is fixed on the slider 15 and connected to the telescopic end of the double-headed cylinder 12. After the end faces of the medicine box are aligned by the end face alignment assembly, the telescopic end of the double-headed cylinder 12 is controlled to retract synchronously, thereby pulling the two side clamps 13 to slide along the guide rail 14 under the limiting action of the connecting seat 16 and the slider 15, thereby clamping the medicine box on both sides. After the medicine box is moved into the heat shrink device, the telescopic end of the double-headed cylinder 12 is controlled to expand and reset, releasing the limiting action on the medicine box.

[0019] In the specific implementation process, industrial cameras 17 are symmetrically arranged on both sides of the mounting frame 2. The industrial cameras 17 are connected to the control center via wireless signals, and the entire stacking and transfer operation process can be monitored using the industrial cameras 17.

[0020] It should be noted that, in this document, relational terms such as "first" and "second" are used merely to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Furthermore, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such a process, method, article, or apparatus. Without further limitations, the phrase "comprising an element defined as..." does not exclude the presence of other identical elements in the process, method, article, or apparatus that includes said element.

[0021] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. An automatic aligning device for a medicine packaging plastic sealing machine, comprising a transition conveyor arranged between a sealing and cutting device and a heat shrinking device, characterized in that, The top of the transition conveyor is provided with a mounting frame, the top of the mounting frame is provided with an automatic feeding mechanism, the moving end of the automatic feeding mechanism is provided with a moving seat, one end of the moving seat is provided with an end face alignment assembly, and the two sides of the moving seat are symmetrically provided with horizontal clamping assemblies; The automatic feeding mechanism comprises a feeding cylinder, guide columns, guide seats and a pushing rod, the feeding cylinder is arranged on the lower side wall surface of the mounting frame beam in the horizontal direction, the guide columns are symmetrically arranged on the two sides of the feeding cylinder, the guide seats are in sliding fit with the guide columns at the two ends and are fixedly connected with the moving seat at the lower end, and one end of the pushing rod is connected with the telescopic end of the feeding cylinder and the other end is connected with the side wall of the guide seat.

2. The automatic aligning device for a pharmaceutical packaging and sealing machine according to claim 1, characterized in that, The end face alignment assembly comprises a fixed seat, a blocking cylinder and an end face blocking plate, the fixed seat is arranged on one end of the moving seat, the blocking cylinder is arranged on the fixed seat in the vertical direction, and the end face blocking plate is arranged on the telescopic end of the blocking cylinder.

3. The automatic aligning device for a pharmaceutical packaging and sealing machine according to claim 1, characterized in that, The horizontal clamping assembly comprises a support, a double-head cylinder, a guide and a clamping plate, the support is arranged on the lower end surface of the moving seat, the double-head cylinder is arranged on the support, the guides are symmetrically arranged on the two sides of the double-head cylinder, and the clamping plate is installed on the moving end of the guide.

4. The automatic aligning and spacing device for a pharmaceutical packaging and sealing machine according to claim 3, characterized in that, The guide comprises a guide rail, a sliding block and a connecting seat, the guide rails are symmetrically arranged on the two sides of the support, the sliding block is in sliding fit on the guide rail, and the connecting seat is fixedly arranged on the sliding block and connected with the telescopic end of the double-head cylinder.

5. The automatic aligning device for a pharmaceutical packaging and sealing machine according to claim 1, characterized in that, Industrial cameras are symmetrically arranged on the two sides of the mounting frame, and the industrial cameras are connected with the control center through wireless signals.