Hot cutting device and packing belt cutting and edge sealing integrated equipment

Abstract

The utility model relates to the technical field of packing belt cutting and edge sealing machines, in particular to a hot cutting device and packing belt cutting and edge sealing integrated equipment which comprises a fixing plate, a bottom plate fixedly installed at the upper end of the fixing plate through bolts, a cutting groove formed in the upper end of the bottom plate and a supporting frame fixedly installed at the upper end of the fixing plate. An electric push rod drives a moving block to move downwards, the moving block drives a mounting block, an inserting block, a heating plate and a pressing plate to move downwards, a rubber pad firstly makes contact with a packing belt on a bottom plate and fixes the packing belt, the electric push rod continues to move downwards, the rubber pad deforms to make the heating plate make contact with the packing belt on the bottom plate, and the electric push rod continues to move downwards; the mounting block moves upwards by compressing the reset spring, the lower end of the cutting knife makes contact with the cutting groove to cut off the packing belt, so that when the cutting knife cuts off the packing belt, the cutting knife does not generate pulling force on the packing belt at the bottom of the heating plate, and the cutting knife can better cut off the packing belt under the assistance of the cutting groove.

Description

Technical Field

[0001] The utility model relates to the technical field of strapping tape cutting and edge-sealing machines, in particular to a hot cutting device and strapping tape cutting and edge-sealing integrated equipment. Background Art

[0002] Automatic packaging machines are generally divided into semi-automatic packaging machines and fully automatic packaging machines, which are mainly used for automatic packaging of materials in the food, medicine, chemical and other industries and plant seeds. The materials can be in the form of granules, tablets, liquids, powders, pastes, etc. Automatic packaging machines have the functions of automatically completing metering, filling, bag making, sealing, cutting, conveying, printing production batch numbers, adding easy-to-cut edges, no-material warning, stirring, etc.

[0003] Chinese patent CN210706274U discloses a heat-sealing and heat-cutting bag-making device for a bag-making machine. The heat-sealing and heat-cutting bag-making device for the bag-making machine solves the technical problem in the prior art that the tension during heat cutting is too large, which affects the hot pressing and hot cutting of biodegradable plastic bags. However, while solving the problem, the heat-sealing and heat-cutting bag-making device for the bag-making machine has the following disadvantages: the plastic bag is directly placed on the silicone plate, and there is no notch on the silicone plate. In addition, the texture of the plastic bag is relatively soft, which makes it easy for the heated cutting tool to fail to completely cut the plastic bag when cutting the plastic bag. Therefore, the utility model proposes a heat-cutting device and a strapping tape cutting and edge-sealing integrated device to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a hot cutting device and a strapping tape cutting and edge sealing integrated device to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a hot cutting device, comprising: a fixing plate, a bottom plate is fixedly installed on the upper end of the fixing plate by bolts, a cutting groove is opened on the upper end of the bottom plate, a support frame is fixedly installed on the upper end of the fixing plate, a moving block is fixedly installed on the inner side of the lower end of the support frame, the left and right sides of the lower end of the moving block are elastically connected with mounting blocks, a plug-in block, a heating plate and a pressing plate are detachably installed on the lower end of the mounting block, and the pressing plate is located on the inner side of the mounting block;

[0006] A knife seat is fixedly installed on the inner side of the lower end of the moving block, and a cutting knife is fixedly installed on the lower end of the knife seat through bolts, and the cutting knife is located just above the cutting groove.

[0007] Preferably, an electric push rod is fixedly mounted on the inner side of the upper end of the support frame, and the output end of the electric push rod is fixedly mounted on the upper end of the moving block.

[0008] Preferably, a plurality of return springs are evenly fixedly mounted on the upper end of each mounting block, the upper end of the return spring is fixedly mounted on the lower end side wall of the moving block, and a telescopic rod is provided in each return spring, the two ends of the telescopic rod are respectively fixed on the side walls of the mounting block and the moving block.

[0009] Preferably, a plug-in slot is provided at the lower end of each mounting block, and the plug-in slot is convex.

[0010] Preferably, each of the plug-in blocks is in the shape of a plug, the upper end of the plug-in block is slidably inserted into the plug-in slot, and the heating plate is fixedly mounted on the lower end of the plug-in block.

[0011] Preferably, the upper end of the pressure plate is attached to the inner end side wall of the mounting block, and one end of the bolt passes through the pressure plate mounting block and the plug-in block in sequence and is threadedly connected to the nut.

[0012] Preferably, a rubber pad is fixedly mounted on the lower end of the pressing plate, and the pressing plate is located between the heating plate and the cutting knife.

[0013] A strapping tape cutting and edge-sealing integrated device comprises the above-mentioned hot cutting device.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The electric push rod drives the moving block to move downward, and the moving block drives the mounting block, the plug-in block, the heating plate and the pressure plate to move downward. The rubber pad first contacts the strapping tape on the bottom plate and fixes it. The electric push rod continues to move downward, and the rubber pad is deformed to allow the heating plate to contact the strapping tape on the bottom plate. The electric push rod continues to move downward, and the mounting block moves upward by compressing the return spring. The lower end of the cutting knife contacts the cutting groove to cut off the strapping tape, so that when the cutting knife cuts the strapping tape, the cutting knife will not generate tension on the strapping tape at the bottom of the heating plate, so that the cutting knife can better cut the strapping tape with the assistance of the cutting groove. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the bottom plate of the utility model being installed on a fixed plate;

[0018] Figure 3 This is a schematic diagram of the installation block of the utility model being installed at the lower end of the moving block;

[0019] Figure 4 This is a schematic diagram of the utility model of the plug-in block and the pressure plate being installed on the mounting block.

[0020] In the figure: 1. fixing plate; 2. fixing hole; 3. bottom plate; 4. cutting groove; 5. support frame; 6. electric push rod; 7. moving block; 8. knife holder; 9. cutting knife; 10. mounting block; 11. telescopic rod; 12. reset spring; 13. plug-in slot; 14. plug-in block; 15. heating plate; 16. pressing plate; 17. rubber pad. DETAILED DESCRIPTION

[0021] In order to make the purpose and technical solution of the utility model clearly and completely described, and the advantages more clearly understood, the embodiments of the utility model are further described in detail in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are part of the embodiments of the utility model, not all of the embodiments, and are only used to explain the embodiments of the utility model, and are not used to limit the embodiments of the utility model. All other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] In the description of the present utility model, it should be noted that the terms "center", "middle", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "one", "first", "second", "third", "fourth", "fifth", "sixth" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0023] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0024] For the purpose of simplicity and illustration, the principles of the embodiments are mainly described by reference to examples. In the following description, many specific details are proposed to provide a thorough understanding of the embodiments. However, it is obvious that for those of ordinary skill in the art, these embodiments may not be limited to these specific details in practice. In some instances, known methods and structures are not described in detail to avoid making these embodiments unnecessarily difficult to understand. In addition, all embodiments can be used in combination with each other.

[0025] See also Figures 1 to 4 The utility model provides a technical solution: a hot cutting device, comprising: a fixing plate 1, the four ends of the fixing plate 1 are all provided with fixing holes 2, the fixing plate 1 is placed on the mounting table of the strapping tape cutting and edge sealing integrated equipment, and is fixed by bolts passing through the fixing holes 2, the upper end of the fixing plate 1 is fixedly installed with a bottom plate 3 by bolts, the upper end of the bottom plate 3 is provided with a cutting groove 4, the upper end of the fixing plate 1 is fixedly installed with a support frame 5, the support frame 5 is U-shaped, an electric push rod 6 is fixedly installed on the inner side of the upper end of the support frame 5, the output end of the electric push rod 6 is fixedly installed on the upper end of the moving block 7, and the moving block 7 can be driven to move in the upper and lower directions in the support frame 5 by the electric push rod 6.

[0026] The left and right sides of the lower end of the moving block 7 are elastically connected with mounting blocks 10, and a plurality of return springs 12 are evenly fixedly installed on the upper end of each mounting block 10. The upper end of the return spring 12 is fixedly installed on the lower end side wall of the moving block 7. A telescopic rod 11 is arranged in each return spring 12, and the two ends of the telescopic rod 11 are respectively fixed on the side walls of the mounting block 10 and the moving block 7. The lower end of the mounting block 10 is detachably installed with a plug-in block 14, a heating plate 15 and a pressing plate 16. The pressing plate 16 is located on the inner side of the mounting block 10. The mounting block 10 can move at the lower end of the moving block 7 with the heating plate 15 and the pressing plate 16 by compressing the return spring 12;

[0027] A knife seat 8 is fixedly installed on the inner side of the lower end of the moving block 7, and a cutting knife 9 is fixedly installed on the lower end of the knife seat 8 by bolts. The cutting knife 9 is located directly above the cutting groove 4. When the reset spring 12 is in a balanced state, the cutting knife 9 is located at the upper end of the heating plate 15 and the pressing plate 16.

[0028] A plug-in slot 13 is provided at the lower end of each mounting block 10, and the plug-in slot 13 is convex. Each plug-in block 14 is in the shape of a tool. The upper end of the plug-in block 14 is slidably inserted into the plug-in slot 13, and the heating plate 15 is fixedly mounted at the lower end of the plug-in block 14. The upper end of the pressing plate 16 is attached to the inner end side wall of the mounting block 10. One end of the bolt passes through the pressing plate 16 mounting block 10 and the plug-in block 14 in turn and is threadedly connected with a nut to fix the pressing plate 16, the plug-in block 14 and the heating plate 15 to the lower end of the mounting block 10. A rubber pad 17 is fixedly installed at the lower end of the pressing plate 16. The pressing plate 16 is located between the heating plate 15 and the cutting knife 9. The lower end of the rubber pad 17 is slightly lower than the heating plate 15. When the electric push rod 6 drives to move When block 7 moves downward, moving block 7 drives mounting block 10, plug-in block 14, heating plate 15 and pressing plate 16 to move downward, rubber pad 17 first contacts with the strapping tape on bottom plate 3 and fixes it, electric push rod 6 continues to move downward, rubber pad 17 is deformed to make heating plate 15 contact with the strapping tape on bottom plate 3, and heat-seal the strapping tape, this electric push rod 6 continues to move downward, mounting block 10 moves upward by compressing return spring 12, the lower end of cutting knife 9 contacts with cutting groove 4 to cut off the strapping tape, so that when cutting knife 9 cuts the strapping tape, cutting knife 9 will not generate tension on the strapping tape at the bottom of heating plate 15, so that cutting knife 9 can better cut the strapping tape with the assistance of cutting groove 4.

[0029] A strapping tape cutting and edge-sealing integrated device comprises the above-mentioned hot cutting device.

[0030] When the device is working, the fixing plate 1 is placed on the mounting table of the strapping tape cutting and edge sealing integrated equipment and fixed by bolts passing through the fixing holes 2. When the electric push rod 6 drives the moving block 7 to move downward, the moving block 7 drives the mounting block 10, the plug-in block 14, the heating plate 15 and the pressing plate 16 to move downward. The rubber pad 17 first contacts the strapping tape on the bottom plate 3 and fixes it. The electric push rod 6 continues to move downward, and the rubber pad 17 is deformed to allow the heating plate 15 to contact the strapping tape on the bottom plate 3. The electric push rod 6 continues to move downward, and the mounting block 10 moves upward by compressing the return spring 12. The lower end of the cutting knife 9 contacts the cutting groove 4 to cut the strapping tape, so that when the cutting knife 9 cuts the strapping tape, the cutting knife 9 will not generate tension on the strapping tape at the bottom of the heating plate 15, so that the cutting knife 9 can better cut the strapping tape with the assistance of the cutting groove 4.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A hot cutting device, comprising: A fixing plate (1), the upper end of which is fixedly mounted with a bottom plate (3) by bolts, characterized in that: a cutting groove (4) is provided at the upper end of the bottom plate (3), a support frame (5) is fixedly mounted on the upper end of the fixing plate (1), a moving block (7) is fixedly mounted on the inner side of the lower end of the support frame (5), the lower end of the moving block (7) is elastically connected to mounting blocks (10) on both left and right sides, the lower end of the mounting block (10) is detachably mounted with a plug-in block (14), a heating plate (15) and a pressing plate (16), and the pressing plate (16) is located on the inner side of the mounting block (10); A knife seat (8) is fixedly mounted on the inner side of the lower end of the moving block (7), and a cutting knife (9) is fixedly mounted on the lower end of the knife seat (8) by means of bolts. The cutting knife (9) is located directly above the cutting groove (4).

2. A hot cutting device according to claim 1, characterized in that: An electric push rod (6) is fixedly mounted on the inner side of the upper end of the support frame (5), and the output end of the electric push rod (6) is fixedly mounted on the upper end of the moving block (7).

3. A hot cutting device according to claim 1, characterized in that: A plurality of return springs (12) are evenly fixedly mounted on the upper end of each mounting block (10), the upper ends of the return springs (12) are fixedly mounted on the lower end side wall of the moving block (7), and a telescopic rod (11) is arranged inside each return spring (12), the two ends of the telescopic rod (11) are respectively fixed on the side walls of the mounting block (10) and the moving block (7).

4. A hot cutting device according to claim 1, characterized in that: A plug-in slot (13) is provided at the lower end of each installation block (10), and the plug-in slot (13) is convex.

5. A hot cutting device according to claim 1, characterized in that: Each of the plug-in blocks (14) is in the shape of a workpiece. The upper end of the plug-in block (14) is slidably inserted into the plug-in slot (13), and the heating plate (15) is fixedly mounted on the lower end of the plug-in block (14).

6. A hot cutting device according to claim 1, characterized in that: The upper end of the pressing plate (16) is attached to the inner end side wall of the mounting block (10), and one end of the bolt passes through the pressing plate (16), the mounting block (10) and the plug-in block (14) in sequence and is threadedly connected to a nut.

7. A hot cutting device according to claim 1, characterized in that: A rubber pad (17) is fixedly mounted on the lower end of the pressing plate (16), and the pressing plate (16) is located between the heating plate (15) and the cutting knife (9).

8. A strapping tape cutting and edge sealing integrated device, characterized in that: The hot cutting device comprises any one of claims 1 to 7.

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