Sealing mechanism of flaky material packaging machine

Abstract

The utility model discloses a sheet material packaging machine sealing mechanism which comprises a base, a supporting frame is fixedly connected to the base, an integration chamber is fixedly connected to the side wall of the upper end of the supporting frame, and a sealing chamber is fixedly connected to the side wall of the outer portion of the middle of the supporting frame. A feeding pipe is fixedly connected to the upper portion of the inner wall of the integration chamber by arranging two fixing blocks, a plurality of first round rods are arranged at the positions, below the fixing blocks, of the inner wall of the integration chamber, and four second round rods are rotationally connected to the lower portion of the inner wall of the integration chamber; a limiting plate fixedly connected with the inner wall of the integration chamber is arranged between the first round rod and the second round rod, two fixing plates are fixedly connected to the bottom of the integration chamber, and heating clamping plates are fixedly connected to the lower portions of the fixing plates. And by arranging the first air cylinder, the scraping rod, the connecting rod and other assemblies, the surface of the sealing heating device is scraped and cleaned, and the problem that sealing is not firm due to residual impurities on the heating device during sealing is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of sealing mechanisms of packaging machines, in particular to a sealing mechanism of a sheet material packaging machine. Background Art

[0002] Packaging is an indispensable part of the production process, and packaging efficiency directly affects the production cost of the product. The diversification of products leads to the diversification of packaging, and market demand has put forward various requirements for packaging. Among them, plastic film has low cost and is widely used in packaging.

[0003] In the process of material packaging, the quality and efficiency of sealing are crucial. The sealing mechanism of the existing packaging machine will adhere to the melted packaging bag residue after long-term use, which will lead to problems such as loose and uneven sealing due to the presence of impurities during sealing. Therefore, how to solve this problem is what we need to consider. Utility Model Content

[0004] The utility model aims to solve the problems in the background technology and proposes a sealing mechanism for a sheet material packaging machine.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] The sealing mechanism of a sheet material packaging machine comprises a base, a supporting frame is fixedly connected to the base, an integration chamber is fixedly connected to the upper side wall of the supporting frame, a sealing chamber is fixedly connected to the outer side wall of the middle part of the supporting frame, a feeding pipe is fixedly connected to the upper inner wall of the integration chamber by arranging two fixing blocks, a plurality of first round rods are arranged on the inner wall of the integration chamber below the fixing blocks, and four second round rods are rotatably connected to the lower inner wall of the integration chamber, a limiting plate fixedly connected to the inner wall of the integration chamber is arranged between the first round rod and the second round rod, a feeding port for conveying packaging bags is opened on the left and right side walls of the integration chamber, the feeding pipe passes through the integration chamber, a hole is reserved at the bottom of the integration chamber, the feeding pipe passes through the hole at the bottom of the integration chamber, and a slit for the packaging bags to pass through is reserved between the bottom of the integration chamber and the feeding pipe, two fixing plates are fixedly connected to the bottom of the integration chamber, and a heating clamp is fixedly connected to the lower part of the fixing plate;

[0007] Second cylinders are arranged on the left and right sides outside the sealing chamber, the telescopic end of the second cylinder penetrates the side wall of the sealing chamber and is slidably connected thereto, and the end of the telescopic end of the second cylinder is fixedly connected to a sealing heating device for sealing the packaging bag, two first cylinders are fixedly connected to the inner wall of one side of the sealing chamber, the telescopic end of the first cylinder is fixedly connected to a scraper, and the end of the scraper is fixedly connected to a connecting rod, and a second conveyor belt for conveying processed materials is arranged at the bottom of the sealing chamber.

[0008] Preferably, the first round rod is symmetrically arranged on both sides of the feed pipe, and the two ends of the first round rod are rotatably connected to the inner wall of the integration chamber, and the integration chamber is provided with a first conveyor belt outside the position of the feeding port, and a connecting plate flush with the first conveyor belt is provided below the feeding port, and the other end of the connecting plate extends close to the first round rod located above.

[0009] Preferably, the second round rods are arranged on both sides of the feed pipe, and a slit is left between the second round rods on the same side for the packaging bag to pass through. The fixed plate is composed of two vertical plates, and the size of the slit left between the vertical plates of the fixed plate is equal to the slit between the second round rods.

[0010] Preferably, when the second cylinder is in a retracted state, the blade of the scraper is flush with the side heated by the sealing heating device, and when the first cylinder extends to the inner wall edge of the integration chamber, the scraper is not in contact with the sealing heating device.

[0011] Preferably, a protrusion of the same shape as the scraper is provided at the bottom of the end of the connecting rod away from the first cylinder, and when the second cylinder is in a contracted state, the blade of the protrusion is flush with the heating side of the sealing heating device.

[0012] Preferably, a hole is provided on the top of the sealing chamber, the feeding pipe passes through the hole of the sealing chamber, and a slit is left between the sealing chamber and the feeding pipe for the packaging bag to pass through.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. By setting up components such as a scraper, a sealing heating device, a connecting rod and a first cylinder, the scraper and the protrusions on the connecting rod are driven by the first cylinder to scrape the side wall of the heating side of the sealing heating device to clean the sealing heating device, thereby solving the problem of loose and uneven sealing due to impurities caused by the residues of the melted packaging bag.

[0015] 2. Through the first conveyor belt, the first round rod, the second round rod, the integration chamber and the heating clamp and other components, the packaging bags transported by the first conveyor belts on both sides can be integrated together with the help of the first round rod and the second round rod, the side wall of the packaging bag is sealed by the heating clamp, and the packaging bag is placed on the feeding pipe, which facilitates the transportation of materials from the feeding pipe to the packaging bag. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a front structural schematic diagram of a sealing mechanism of a sheet material packaging machine proposed by the utility model;

[0017] Figure 2This is a schematic cross-sectional structure diagram of a sealing mechanism of a sheet material packaging machine proposed by the utility model;

[0018] Figure 3 This is a schematic diagram of the internal structure of an integrated chamber of a sealing mechanism of a sheet material packaging machine proposed by the utility model;

[0019] Figure 4 The utility model is a schematic diagram of a top sectional structure of a sealing mechanism of a sheet material packaging machine.

[0020] In the figure: 1 base, 2 support frame, 3 sealing chamber, 4 integration chamber, 5 feeding pipe, 6 first conveyor belt, 7 feeding port, 8 first round rod, 9 limiting plate, 10 second round rod, 11 fixing block, 12 sealing heating device, 13 scraper, 14 first cylinder, 15 connecting rod, 16 second cylinder, 17 fixing plate, 18 heating clamping plate, 19 second conveyor belt. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] Reference Figure 1-4 A sealing mechanism of a sheet material packaging machine includes a base 1, a support frame 2 is fixedly connected to the base 1, the support frame 2 is composed of two supporting columns, an integration chamber 4 is fixedly connected to the upper side wall of the support frame 2 to provide stable support for the integration chamber 4, a sealing chamber 3 is fixedly connected to the outer side wall of the middle part of the support frame 2, the sealing chamber 3 is below the integration chamber 4, and a feed pipe 5 is fixedly connected to the upper inner wall of the integration chamber 4 by setting two fixing blocks 11, and the feed pipe 5 has no contact with other structures at the part below the fixing block 11.

[0023] A hole is provided at the top of the sealing chamber 3, and the feeding tube 5 passes through the hole of the sealing chamber 3. A slit is left between the sealing chamber 3 and the feeding tube 5 for the packaging bag to pass through, so that the packaging bag film can fall down through the slit. Four first round rods 8 are provided on the inner wall of the integration chamber 4 below the fixed block 11, and four second round rods 10 are rotatably connected below the inner wall of the integration chamber 4. The first round rods 8 are symmetrically arranged on both sides of the feeding tube 5, and the two ends of the first round rods 8 are rotatably connected to the inner wall of the integration chamber 4, so that the packaging bag film can fall down along the outer wall of the feeding tube 5 through the rotation of the first round rods 8.

[0024] A limiting plate 9 fixedly connected to the inner wall of the integration chamber 4 is arranged between the first round rod 8 and the second round rod 10. The upper end of the limiting plate 9 is close to the first round rod 8, and the lower end is close to the second round rod 10. The limiting plate 9 does not affect the rotation of the first round rod 8 and the second round rod 10. The limiting plate 9 makes the two ends of the packaging bag film falling flat gradually approach together. Under the action of the second round rod 10, the two ends of the packaging bag film are attached together. The second round rods 10 are arranged on both sides of the feeding pipe 5, and a slit is left between the second round rods 10 on the same side for the packaging bag to pass through.

[0025] A first conveyor belt 6 is provided outside the integration chamber 4 at the position of the feeding port 7, and a connecting plate flush with the first conveyor belt 6 is provided below the feeding port 7. The other end of the connecting plate extends close to the first round rod 8 located above the integration chamber 4. Feeding ports 7 for conveying packaging bags are provided on the left and right side walls of the integration chamber 4. The packaging bag film is conveyed to the first round rod 8 in the integration chamber 4 through the feeding port 7 by the first conveyor belt 6 and the connecting plate.

[0026] Two fixed plates 17 are fixedly connected to the bottom of the integration chamber 4, and a heating clamping plate 18 is fixedly connected to the bottom of the fixed plate 17. The fixed plate 17 is composed of two vertical plates, and the vertical plates of the fixed plate 17 have a size equal to the slit between the second round rods 10. The feed pipe 5 passes through the integration chamber 4, and a hole is left at the bottom of the integration chamber 4. The feed pipe 5 passes through the hole at the bottom of the integration chamber 4, and a slit is left between the bottom of the integration chamber 4 and the feed pipe 5 for the packaging bag to pass through. The packaging bag film passes through the slit of the fixed plate 17, the heating clamping plate 18, and the slit between the integration chamber 4 and the feed pipe 5 from top to bottom in sequence;

[0027] The second cylinder 16 is arranged on the left and right sides outside the sealing chamber 3, and the telescopic end of the second cylinder 16 penetrates the side wall of the sealing chamber 3 and is slidably connected thereto, and the end of the telescopic end of the second cylinder 16 is fixedly connected with a sealing heating device 12 for sealing the packaging bag, and the second cylinder 16 is started to push the sealing heating device 12 to heat the packaging bag film so that it is bonded and sealed, and two first cylinders 14 are fixedly connected to the inner wall of one side of the sealing chamber 3, and the telescopic ends of the two first cylinders 14 face oppositely, and one is above the sealing heating device 12, and the other is below it;

[0028] When the second cylinder 16 is in a retracted state, the blade of the scraper 13 is flush with the heated side of the sealing heating device 12. When the first cylinder 14 extends to the inner wall edge of the integration chamber 4, the scraper 13 is not in contact with the sealing heating device 12. The telescopic end of the first cylinder 14 is fixedly connected to the scraper 13. The end of the scraper 13 is fixedly connected to a connecting rod 15. The connecting rod 15 and the sealing heating device 12 are in a vertical relationship. A convex block of the same shape as the scraper 13 is provided at the bottom of the end of the connecting rod 15 away from the first cylinder 14. When the second cylinder 16 is in a retracted state, the blade of the convex block is flush with the heated side of the sealing heating device 12. A second conveyor belt 19 for conveying processed materials is provided at the bottom of the sealing chamber 3 to timely input the packaged materials into the next process.

[0029] When the utility model is in use, the staff feeds the packaging bag film into the feeding port 7 through the first conveyor belts 6 on both sides of the integration chamber 4, the packaging bag film moves to the first round rod 8 through the connecting rod of the feeding port 7, and enters the slit below the integration chamber 4 through the rotation of the first round rod 8 and the second round rod 10, and then enters the heating clamping plate 18 through the fixed plate 17, and the two sides of the packaging bag film passing through the heating clamping plate 18 are heat-fused together to become a tubular sleeve on the feeding pipe 5, and finally the packaging bag film enters the sealing chamber 3, and the bottom of the packaging bag film is sealed by starting the second cylinder 16 and the sealing heating device 12. After the sealing is completed, the sheet material is poured into the packaging bag through the feeding pipe 5, and then sealed through the upper part of the sealing heating device 12, and then the packaging bag and the material fall into the second conveyor belt 19 below and are transmitted to the next process, and at the same time, the first cylinder 14 is started to drive the scraper 13 and the connecting rod 15 to scrape and clean the surface of the sealing heating device 12.

[0030] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A sealing mechanism for a sheet material packaging machine, comprising a base (1), characterized in that: The base (1) is fixedly connected to a support frame (2), an integration chamber (4) is fixedly connected to the upper side wall of the support frame (2), a sealing chamber (3) is fixedly connected to the outer side wall of the middle part of the support frame (2), a feed pipe (5) is fixedly connected to the upper inner wall of the integration chamber (4) by means of two fixing blocks (11), a plurality of first round rods (8) are arranged on the inner wall of the integration chamber (4) below the fixing blocks (11), and four second round rods (10) are rotatably connected to the lower inner wall of the integration chamber (4), the first round rods (8) and the second round rods (10) are connected to each other. A limiting plate (9) fixedly connected to the inner wall of the integration chamber (4) is arranged between the two sides; a feeding port (7) for conveying packaging bags is provided on the left and right side walls of the integration chamber (4); the feeding pipe (5) passes through the integration chamber (4); a hole is provided at the bottom of the integration chamber (4); the feeding pipe (5) passes through the hole at the bottom of the integration chamber (4); and a slit for the packaging bags to pass through is provided between the bottom of the integration chamber (4) and the feeding pipe (5); two fixing plates (17) are fixedly connected to the bottom of the integration chamber (4); a heating clamp (18) is fixedly connected below the fixing plate (17); Second cylinders (16) are arranged on the left and right sides outside the sealing chamber (3); the telescopic end of the second cylinder (16) penetrates the side wall of the sealing chamber (3) and is slidably connected thereto; and the end of the telescopic end of the second cylinder (16) is fixedly connected to a sealing heating device (12) for sealing the packaging bag; two first cylinders (14) are fixedly connected to the inner wall of one side of the sealing chamber (3); the telescopic end of the first cylinder (14) is fixedly connected to a scraper (13); and the end of the scraper (13) is fixedly connected to a connecting rod (15); and a second conveyor belt (19) for conveying processed materials is arranged at the bottom of the sealing chamber (3).

2. The sealing mechanism of a sheet material packaging machine according to claim 1, characterized in that: The first round rod (8) is symmetrically arranged on both sides of the feed pipe (5), and the two ends of the first round rod (8) are rotatably connected to the inner wall of the integration chamber (4). The integration chamber (4) is provided with a first conveyor belt (6) outside the position of the feed port (7), and a connecting plate flush with the first conveyor belt (6) is provided below the feed port (7), and the other end of the connecting plate extends close to the first round rod (8) located above.

3. The sealing mechanism of a sheet material packaging machine according to claim 1, characterized in that: The second round rods (10) are arranged on both sides of the feed pipe (5), and a slit is left between the second round rods (10) on the same side for the packaging bag to pass through. The fixed plate (17) is composed of two vertical plates, and the size of the hole slit left between the vertical plates of the fixed plate (17) is equal to the size of the hole slit between the second round rods (10).

4. The sealing mechanism of a sheet material packaging machine according to claim 1, characterized in that: When the second cylinder (16) is in a retracted state, the blade edge of the scraper (13) is flush with the side heated by the sealing heating device (12), and when the first cylinder (14) extends to the inner wall edge of the integration chamber (4), the scraper (13) is not in contact with the sealing heating device (12).

5. The sealing mechanism of a sheet material packaging machine according to claim 1, characterized in that: A convex block of the same shape as the scraper (13) is provided at the bottom of one end of the connecting rod (15) away from the first cylinder (14), and when the convex block of the connecting rod (15) is in a contracted state, the blade of the convex block is flush with the heating side of the sealing heating device (12).

6. The sealing mechanism of a sheet material packaging machine according to claim 1, characterized in that: The top of the sealing chamber (3) is provided with a hole, the feeding pipe (5) passes through the hole of the sealing chamber (3), and a slit is left between the sealing chamber (3) and the feeding pipe (5) for the packaging bag to pass through.

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