Packaging material hot connection device

Abstract

The utility model discloses a packaging material hot connecting device, which relates to the technical field of packaging machinery and comprises a bottom plate, a support fixedly connected to the top end of the bottom plate, a first telescopic electric cylinder fixedly connected to the top end of the support, a connecting plate fixedly connected to the bottom end of the first telescopic electric cylinder, and a buffer component arranged at the bottom end of the connecting plate. A middle plate is arranged at the bottom end of the buffer assembly, a connecting frame is fixedly connected to the bottom end of the middle plate, a second motor is fixedly connected to the right end of the connecting frame, a mounting shaft is fixedly connected to the output end of the second motor, the mounting shaft is rotationally connected to the middle of the connecting frame, and a mounting frame is fixedly connected to the outer side of the mounting shaft; according to the utility model, the second motor works to drive the mounting shaft to rotate, and the rotating mounting shaft turns over the mounting frame, so that the other electric heating pressing sheet is located at the working position, and molten plastic is prevented from being adhered to the electric heating pressing sheet.

Description

Technical Field

[0001] The utility model relates to the technical field of packaging machinery, in particular to a packaging material heat-welding device. Background Art

[0002] When plastic packaging materials are used for packaging, they often need to be spliced ​​together. When splicing existing plastic packaging materials, two joints are first overlapped and then heated and pressed by a heating plate to complete the splicing.

[0003] When the heat-welding device is pyrolyzing plastic material packaging, the plastic melts due to the pyrolysis process of the plastic packaging material on the heating plate. As the use time increases, part of the molten plastic will stand on the heating plate, causing pollution to the heating plate, thereby reducing the heat-welding effect during the heat-welding operation.

[0004] In order to solve the above problems, we have made improvements and proposed a packaging material heat-welding device. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions:

[0006] The utility model provides a packaging material hot-joining device, comprising a bottom plate, a bracket fixedly connected to the top of the bottom plate, a first telescopic electric cylinder fixedly connected to the top of the bracket, a connecting plate fixedly connected to the bottom end of the first telescopic electric cylinder, a buffer assembly provided at the bottom end of the connecting plate, an intermediate plate provided at the bottom end of the buffer assembly, a connecting frame fixedly connected to the bottom end of the intermediate plate, a second motor fixedly connected to the right end of the connecting frame, a mounting shaft fixedly connected to the output end of the second motor, and the mounting shaft is rotatably connected to the middle part of the connecting frame, a mounting frame fixedly connected to the outside of the mounting shaft, an electric heating pressing sheet fixedly installed on the inside of the mounting frame, and the electric heating pressing sheets are symmetrically arranged, a supporting plate fixedly connected to the right side of the top of the bottom plate, a second telescopic electric cylinder fixedly connected to the top of the supporting plate, a displacement assembly fixedly connected to the front end of the second telescopic electric cylinder, and a scraper rod fixedly connected to the output end of the displacement assembly.

[0007] As a preferred technical solution of the utility model, the displacement assembly includes a cross bar, and the cross bar is fixedly connected to the front end of the second telescopic electric cylinder, the right end of the cross bar is fixedly connected to the first motor, the output end of the first motor is fixedly connected to the threaded rod, and the threaded rod is rotatably connected to the inside of the cross bar, the scraper rod is slidably connected to the inside of the cross bar, and the scraper rod is threadedly connected to the threaded rod.

[0008] As a preferred technical solution of the utility model, the buffer assembly includes a slide groove, and the slide groove is opened at the top of the middle plate, a pair of movable blocks are slidably connected inside the slide groove, a push rod is hinged at the top of the movable block, and the top of the push rod is hinged to the connecting plate.

[0009] As a preferred technical solution of the utility model, a spring is fixedly connected to the outward side of the movable block, and the spring is fixedly connected to the top end of the middle plate.

[0010] As a preferred technical solution of the utility model, four corners of the top end of the middle plate are fixedly connected with telescopic rods, and the top end of the telescopic rods is fixedly connected to the connecting plate.

[0011] As a preferred technical solution of the utility model, guide sleeves are fixedly connected to the left and right sides of the top of the bracket, and guide columns are provided inside the guide sleeves, and the bottom ends of the guide columns are fixedly connected to the top of the connecting plate.

[0012] The beneficial effects of the utility model are:

[0013] 1. In the utility model, the second motor drives the installation shaft to rotate, and the rotating installation shaft turns over the installation frame, thereby placing another electric heating pressing piece in a working position, thereby preventing the molten plastic from sticking to the electric heating pressing piece.

[0014] 2. In the utility model, when the second motor is working, the electric heating pressing plate is placed flat and faces the scraper rod. The second telescopic electric cylinder operates to move the displacement assembly forward and make the scraper rod stick to the electric heating pressing plate. When the displacement assembly is working, the scraper rod acts on the electric heating pressing plate to clean it and assist in cleaning, which is more convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0016] Figure 1 It is the front view of the utility model;

[0017] Figure 2 It is a rear perspective view of the utility model;

[0018] Figure 3 It is a schematic diagram of the middle plate of the utility model;

[0019] In the figure: 1. bottom plate; 2. bracket; 3. first telescopic electric cylinder; 4. connecting plate; 5. telescopic rod; 6. middle plate; 7. connecting frame; 8. movable block; 9. push rod; 10. spring; 11. guide sleeve; 12. guide column; 13. support plate; 14. second telescopic electric cylinder; 15. cross bar; 16. threaded rod; 17. first motor; 18. scraper rod; 19. slide groove; 20. second motor; 21. mounting shaft; 22. mounting frame; 23. electric heating pressing piece. DETAILED DESCRIPTION

[0020] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0021] Example: Figure 1-3 As shown, a packaging material heat-welding device comprises a bottom plate 1, a bracket 2 is fixedly connected to the top of the bottom plate 1, a first telescopic electric cylinder 3 is fixedly connected to the top of the bracket 2, a connecting plate 4 is fixedly connected to the bottom end of the first telescopic electric cylinder 3, a buffer assembly is arranged at the bottom end of the connecting plate 4, an intermediate plate 6 is arranged at the bottom end of the buffer assembly, a connecting frame 7 is fixedly connected to the bottom end of the intermediate plate 6, a second motor 20 is fixedly connected to the right end of the connecting frame 7, a mounting shaft 21 is fixedly connected to the output end of the second motor 20, and the mounting shaft 21 is rotatably connected to the middle of the connecting frame 7, and the mounting shaft 21 is rotatably connected to the middle of the connecting frame 7. The outer side of the mounting shaft 21 is fixedly connected with a mounting frame 22, and an electric heating pressing piece 23 is fixedly installed on the inner side of the mounting frame 22, and the electric heating pressing piece 23 is symmetrically arranged, the top right side of the bottom plate 1 is fixedly connected with a support plate 13, the top of the support plate 13 is fixedly connected with a second telescopic electric cylinder 14, the front end of the second telescopic electric cylinder 14 is fixedly connected with a displacement component, the output end of the displacement component is fixedly connected with a scraper rod 18, the interior of the second motor 20 is provided with a worm gear structure, and another electric heating pressing piece 23 is provided at the top of the bottom plate 1, and is opposite to the electric heating pressing piece 23 above;

[0022] The product is placed between the bottom plate 1 and the electric heating pressing plate 23, and the first telescopic electric cylinder 3 works to move the electric heating pressing plate 23 under and perform heat-welding operation on the product. During the operation, after the molten plastic sticks to one of the electric heating pressing plates 23, the second motor 20 works to drive the mounting shaft 21 to rotate, and the rotating mounting shaft 21 turns the mounting frame 22 over, so that the other electric heating pressing plate 23 is in the working position, avoiding the molten plastic sticking to the electric heating pressing plate 23 and affecting the heat-welding effect. When the equipment is not in the operating state, the second motor 20 works to place the electric heating pressing plate 23 flat and facing the scraper rod 18, and the second telescopic electric cylinder 14 works to move the displacement assembly forward and make the scraper rod 18 stick to the electric heating pressing plate 23. When the displacement assembly works, the scraper rod 18 acts on the electric heating pressing plate 23 to clean it, assist in cleaning, and make it more convenient to use.

[0023] Specifically, Figure 2 As shown, the displacement assembly includes a cross bar 15, and the cross bar 15 is fixedly connected to the front end of the second telescopic electric cylinder 14, the right end of the cross bar 15 is fixedly connected to the first motor 17, the output end of the first motor 17 is fixedly connected to the threaded rod 16, and the threaded rod 16 is rotatably connected to the inside of the cross bar 15, the scraper rod 18 is slidably connected to the inside of the cross bar 15, and the scraper rod 18 is threadedly connected to the threaded rod 16, the first motor 17 works to drive the threaded rod 16 to work, and then the scraper rod 18 moves left and right along the cross bar 15.

[0024] Specifically, Figure 1 and Figure 3 As shown, the buffer assembly includes a slide groove 19, and the slide groove 19 is opened at the top of the middle plate 6. A pair of movable blocks 8 are slidably connected inside the slide groove 19. The top of the movable block 8 is hinged with a push rod 9, and the top of the push rod 9 is hinged to the connecting plate 4. The outer side of the movable block 8 is fixedly connected with a spring 10, and the spring 10 is fixedly connected to the top of the middle plate 6. When the electric heating pressing plate 23 is crimping, the middle plate 6 is subjected to an upward force, so that the movable block 8 moves to both sides along the slide groove 19, so that the connecting plate 4 and the middle plate 6 are close to each other, and the spring 10 contracts to avoid a rigid collision between the two electric heating pressing plates 23, thereby playing a protective role and protecting the product.

[0025] Specifically, Figure 1 As shown, the four corners of the top of the middle plate 6 are fixedly connected with telescopic rods 5, and the top of the telescopic rods 5 is fixedly connected to the connecting plate 4. The telescopic rods 5 play a guiding role to keep the middle plate 6 moving vertically.

[0026] Specifically, Figure 1 As shown, guide sleeves 11 are fixedly connected to the left and right sides of the top of the bracket 2, and guide pillars 12 are sleeved inside the guide sleeves 11. The bottom ends of the guide pillars 12 are fixedly connected to the top of the connecting plate 4. The guide pillars 12 and the guide sleeves 11 cooperate to enable the connecting plate 4 to move vertically.

[0027] Working principle: the product is placed between the base plate 1 and the electric heating pressing plate 23, and the first telescopic electric cylinder 3 works to move the electric heating pressing plate 23 under and perform heat welding operation on the product. During the operation, after the molten plastic sticks to one of the electric heating pressing plates 23, the second motor 20 works to drive the installation shaft 21 to rotate, and the rotating installation shaft 21 turns the installation frame 22 over, so that the other electric heating pressing plate 23 is in the working position, avoiding the molten plastic sticking to the electric heating pressing plate 23 and affecting the heat welding effect. When the equipment is not in the operating state, the second motor 20 works and the electric heating pressing plate 23 is placed flat and faces the scraper rod 18. The second telescopic electric cylinder 14 works to move the displacement assembly forward and make the scraper rod 18 stick to the electric heating pressing plate 23. The first motor 17 works to drive the threaded rod 16 to work, and then the scraper rod 18 moves left and right along the cross bar 15 to clean it and assist in cleaning.

[0028] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A packaging material heat-sealing device, comprising a bottom plate (1), characterized in that: The top end of the bottom plate (1) is fixedly connected to a bracket (2), the top end of the bracket (2) is fixedly connected to a first telescopic electric cylinder (3), the bottom end of the first telescopic electric cylinder (3) is fixedly connected to a connecting plate (4), the bottom end of the connecting plate (4) is provided with a buffer assembly, the bottom end of the buffer assembly is provided with an intermediate plate (6), the bottom end of the intermediate plate (6) is fixedly connected to a connecting frame (7), the right end of the connecting frame (7) is fixedly connected to a second motor (20), and the output end of the second motor (20) is fixedly connected to a mounting shaft (21), and The mounting shaft (21) is rotatably connected to the middle part of the connecting frame (7); the mounting frame (22) is fixedly connected to the outer side of the mounting shaft (21); an electric heating pressing plate (23) is fixedly installed on the inner side of the mounting frame (22); and the electric heating pressing plates (23) are symmetrically arranged; a support plate (13) is fixedly connected to the right side of the top end of the bottom plate (1); a second telescopic electric cylinder (14) is fixedly connected to the top end of the support plate (13); a displacement component is fixedly connected to the front end of the second telescopic electric cylinder (14); and a scraper rod (18) is fixedly connected to the output end of the displacement component.

2. A packaging material heat-sealing device according to claim 1, characterized in that: The displacement assembly comprises a cross bar (15), and the cross bar (15) is fixedly connected to the front end of the second telescopic electric cylinder (14), the right end of the cross bar (15) is fixedly connected to a first motor (17), the output end of the first motor (17) is fixedly connected to a threaded rod (16), and the threaded rod (16) is rotatably connected to the inside of the cross bar (15), and the scraper rod (18) is slidably connected to the inside of the cross bar (15), and the scraper rod (18) is threadedly connected to the threaded rod (16).

3. A packaging material heat-sealing device according to claim 1, characterized in that: The buffer assembly comprises a slide groove (19), and the slide groove (19) is opened at the top end of the middle plate (6), a pair of movable blocks (8) are slidably connected inside the slide groove (19), a push rod (9) is hinged at the top end of the movable block (8), and the top end of the push rod (9) is hinged to the connecting plate (4).

4. A packaging material heat-sealing device according to claim 3, characterized in that: A spring (10) is fixedly connected to the outward side of the movable block (8), and the spring (10) is fixedly connected to the top end of the middle plate (6).

5. The packaging material heat-sealing device according to claim 1, characterized in that: The four corners of the top end of the middle plate (6) are fixedly connected to telescopic rods (5), and the top end of the telescopic rods (5) is fixedly connected to the connecting plate (4).

6. A packaging material heat-sealing device according to claim 1, characterized in that: The left and right sides of the top of the bracket (2) are fixedly connected with guide sleeves (11), the guide sleeves (11) are internally sleeved with guide posts (12), and the bottom ends of the guide posts (12) are fixedly connected with the top of the connecting plate (4).

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