Multifunctional adjustable sealing machine

Abstract

The utility model discloses a multifunctional adjustable sealing machine, which belongs to the technical field of sealing machines and is characterized by comprising a fixing frame, a fixing frame is arranged at the bottom of the fixing frame, the rear side of the top of the fixing frame is rotatably connected to the front side of the fixing frame, and lifting components are arranged on two sides of the bottom of the fixing frame. By arranging the fixing frame, the fixing frame, the lifting assembly, the angle adjusting assembly, the supporting rod, the controller, the sealing structure, the concave frame, the supporting plate, the distance adjusting assembly, the height adjusting assembly, the supporting frame and the electric conveying belt, the fixing frame, the fixing frame and the sealing structure are automatically pushed to move upwards by starting the lifting assembly located at the top of the supporting rod, and therefore manual adjustment is not needed; and then according to the length of the food packaging bag, a distance adjusting assembly located at the bottom of the front side of the fixing frame is started to push a supporting plate to move towards the outer side in a concave frame of the supporting plate.

Description

Technical Field

[0001] The utility model relates to the technical field of sealing machines, in particular to a multifunctional adjustable sealing machine. Background Art

[0002] A sealing machine is a machine that seals containers filled with packaging materials. After the product is loaded into the packaging container, in order to keep the product sealed and preserved, maintain product quality, and avoid product loss, the packaging container needs to be sealed, and a sealing machine is used for sealing.

[0003] At present, a Chinese utility model with announcement number: CN212766998U discloses a multifunctional sealing machine. This utility model discloses a multifunctional sealing machine, and its main contents are as follows: the negative pressure pump and the main board are both installed in the third shell, the right buckle and the left buckle are both installed in the fourth shell through the buckle pressing piece, the key connecting rod is installed in the fourth shell through the connecting rod pressing piece and the key connecting rod is connected to the left buckle, the key board is installed in the first shell and the key board is connected to the main board, the hook is installed in the third shell, the heating wire tension spring is installed in the third shell and the two ends of the heating wire tension spring are respectively installed on the heating wire and the third shell, the electronic scale display screen assembly is installed in the left mounting groove of the first shell, the sealing foam is installed in the groove below the second shell and on the top surface of the third shell, the silicone strip is installed in the groove in the second shell, and the hook is installed on the third shell. This utility model has a simple structure, convenient and reliable operation, shortens the air extraction time and can be sealed multiple times continuously without cooling and waiting, and also has dehumidification and weighing functions, which improves operating efficiency.

[0004] When the existing multifunctional adjustable sealing machine is used to seal plastic bags for packaging food, although the multifunctional adjustable sealing machine can realize the carrying, conveying and sealing of food packaging bags of different lengths and food packaging bags containing water, and can adjust the height of the conveyor belt for conveying the food packaging bags, all of them require manual adjustment operations by the user, which is rather troublesome and not very intelligent, which is not conducive to user use. Utility Model Content

[0005] The utility model provides a multifunctional adjustable sealing machine, which aims to solve the problem that when the existing multifunctional adjustable sealing machine is used to seal plastic bags for packaging food, although the multifunctional adjustable sealing machine can realize the carrying, conveying and sealing of food packaging bags of different lengths and food packaging bags containing water, and can adjust the height of the conveyor belt for conveying the food packaging bags, all of which require manual adjustment operations by the user, which is rather troublesome, and the intelligentization is not high, which is not conducive to the use of the user.

[0006] The utility model is implemented as follows: a multifunctional adjustable sealing machine comprises a fixing frame, the bottom of the fixing frame is provided with a fixing frame, the rear side of the top of the fixing frame is rotatably connected to the front side of the fixing frame, both sides of the bottom of the fixing frame are provided with a lifting assembly, the front side of the top of the lifting assembly is provided with an angle adjustment assembly, the bottom of the lifting assembly is fixedly connected with a support rod, the front side of the top of the fixing frame is provided with a controller, the front side of the front side of the fixing frame is provided with a sealing structure, both sides of the bottom of the front side of the fixing frame are bolted with a concave frame, the interior of the concave frame is slidably connected with a support plate, the bottom of the front side of the fixing frame is provided with a distance adjustment assembly, both sides of the interior of the support plate are provided with a height adjustment assembly, the top side of the height adjustment assembly passes through the interior of the support plate, the top of the height adjustment assembly is bolted with the support frame, and an electric conveyor is provided inside the support frame;

[0007] The angle adjustment assembly includes a fixed sleeve, an electric push rod and a connecting sleeve, wherein the fixed sleeve is fixedly connected to the front side of the top of the lifting assembly, the electric push rod is rotatably connected to the inside of the fixed sleeve, the connecting sleeve is bolted to both sides of the bottom of the fixed frame respectively, and the inside of the connecting sleeve is rotatably connected to the telescopic end of the electric push rod.

[0008] In order to achieve the effect of adjusting the height of its sealing structure to facilitate use by users of different heights, as a preferred multifunctional adjustable sealing machine of the utility model, the lifting assembly includes a support plate, a hydraulic rod and a lifting plate, the support plate is fixedly connected to the top of the support rod, the hydraulic rod is bolted to the bottom side of the support plate, the lifting plate is slidably connected to the inner side of the top of the support plate, the top of the lifting plate is bolted to the telescopic end of the hydraulic rod, and the front side of the top of the lifting plate is fixedly connected to the bottom of the fixed sleeve.

[0009] In order to achieve the effect of automatically adjusting the electric conveyor belt for placing and conveying food packaging bags of different lengths, as a preferred multifunctional adjustable sealing machine of the utility model, the distance adjustment component includes a first electric telescopic rod and a first connecting plate, the first electric telescopic rod is bolted to the bottom of the front side of the fixed frame, the first connecting plate is bolted to the telescopic end of the first electric telescopic rod, and the first connecting plate is bolted to the front side of the inside of the support plate.

[0010] In order to achieve the effect of automatically adjusting the height of the electric conveyor belt that transports food packaging bags, as a multifunctional adjustable sealing machine of the utility model, the height adjustment component includes a second electric telescopic rod and a second connecting plate, the second electric telescopic rod is bolted to both sides of the bottom side of the support plate, the telescopic end of the second electric telescopic rod passes through the top side of the support plate, the second connecting plate is bolted to the telescopic end of the second electric telescopic rod, and the second connecting plate is bolted to the bottom of the support frame.

[0011] In order to facilitate the movement of the support rod and the structures on the top of the support rod, as a preferred multifunctional adjustable sealing machine of the utility model, the front and rear sides of the top of the support rod are bolted with moving wheels, and the moving wheels have a self-locking function.

[0012] In order to achieve the effect of reinforcing the support rod, as a preferred embodiment of the multifunctional adjustable sealing machine of the utility model, the front side and the rear side of the inner side of the support rod are welded with reinforcement rods, and the reinforcement rods are square in shape.

[0013] In order to achieve the effect of positioning when the moving wheel at the bottom of the support rod is not moving, as a preferred multifunctional adjustable sealing machine of the utility model, a fixed plate is welded to the outside of the support rod, a positioning screw is connected to the internal thread of the fixed plate, and a turntable is welded to the top of the positioning screw.

[0014] In order to further increase the contact area between the positioning screw and the ground, as a preferred embodiment of the multifunctional adjustable sealing machine of the utility model, a reinforcement plate is welded to the bottom of the positioning screw, and an anti-slip pattern is provided on the bottom of the reinforcement plate.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The multifunctional adjustable sealing machine is provided with a fixed frame, a fixed frame, a lifting component, an angle adjustment component, a support rod, a controller, a sealing structure, a concave frame, a support plate, a distance adjustment component, a height adjustment component, a support frame and an electric conveyor belt. By starting the lifting component located at the top of the support rod, the fixed frame, the fixed frame and the sealing structure are automatically pushed upward, so that manual adjustment is not required, so that users of different heights can use the machine for processing. Then, according to the length of the food packaging bag, the distance adjustment component located at the bottom of the front side of the fixed frame is started to push the support plate to move outward inside the concave frame, so that the electric conveyor belt on the top of the support frame is away from the sealing structure, so that the electric conveyor belt can transport longer food packaging bags, and then the sealing part of the food packaging bag is located inside the sealing structure for sealing during transportation. Then, when the food packaging bag is too thick or too thin, the height adjustment component located at the bottom side of the support plate is started. The electric conveyor belt inside the lifting support frame can easily place the sealing part of the food packaging bag on the inner side of the sealing structure for sealing. When the food packaging bag contains water, the electric push rod in the fixed sleeve on the top of the lifting plate is started to pull the connecting sleeve to retract, so that the electric push rod rotates and retracts inside the fixed sleeve and the connecting sleeve, and the fixed frame located on the top of the connecting sleeve carries the fixed frame and the electric conveyor belt located on the top of the support frame to shift forward, so that the food packaging bag containing water is placed on the electric conveyor belt for transportation and sealing, while avoiding leakage of water inside the food packaging bag, thereby making it easier for the sealing structure to seal the food packaging bag. The overall automatic adjustment method is used to improve intelligence, so that there is no need for manual adjustment operation, which reduces the degree of trouble and is more convenient for users to use. It is explained here that the sealing structure is a known prior art and will not be described in detail here. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is the overall structure diagram of the multifunctional adjustable sealing machine of the utility model;

[0018] Figure 2 It is a structural schematic diagram of the fixing frame in the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of the distance adjustment component in the utility model;

[0020] Figure 4 It is a structural schematic diagram of the height adjustment component in the utility model;

[0021] Figure 5 It is a structural schematic diagram of the lifting component in the utility model;

[0022] Figure 6 This is a schematic diagram of the structure of the angle adjustment component in the utility model;

[0023] Figure 7 It is a structural schematic diagram of the fixing plate in the utility model.

[0024] In the figure, 1. fixed frame; 2. fixed frame; 3. lifting assembly; 301. support plate; 302. hydraulic rod; 303. lifting plate; 4. angle adjustment assembly; 401. fixed sleeve; 402. electric push rod; 403. connecting sleeve; 5. support rod; 6. controller; 7. sealing structure; 8. concave frame; 9. support plate; 10. distance adjustment assembly; 1001. first electric telescopic rod; 1002. first connecting plate; 11. height adjustment assembly; 1101. second electric telescopic rod; 1102. second connecting plate; 12. support frame; 13. electric conveyor belt; 14. moving wheel; 15. reinforcement rod; 16. fixed plate; 17. positioning screw; 18. turntable; 19. reinforcement disk. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0026] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" 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 invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, in the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0027] See also Figure 1-7 The utility model provides a technical solution: a multifunctional adjustable sealing machine, comprising a fixed frame 1, a fixed frame 2 is arranged at the bottom of the fixed frame 1, the rear side of the top of the fixed frame 1 is rotatably connected to the front side of the fixed frame 2, lifting components 3 are arranged on both sides of the bottom of the fixed frame 2, an angle adjustment component 4 is arranged on the front side of the top of the lifting component 3, a support rod 5 is fixedly connected to the bottom of the lifting component 3, a controller 6 is arranged on the front side of the top of the fixed frame 1, a sealing structure 7 is arranged on the front side of the fixed frame 1, a concave frame 8 is bolted to both sides of the bottom of the front side of the fixed frame 1, a support plate 9 is slidably connected to the inside of the concave frame 8, a distance adjustment component 10 is arranged at the bottom of the front side of the fixed frame 1, a height adjustment component 11 is arranged on both sides of the inside of the support plate 9, a top side of the height adjustment component 11 passes through the inside of the support plate 9, a support frame 12 is bolted to the top of the height adjustment component 11, and an electric conveyor belt 13 is arranged inside the support frame 12;

[0028] The angle adjustment component 4 includes a fixed sleeve 401, an electric push rod 402 and a connecting sleeve 403. The fixed sleeve 401 is fixedly connected to the front side of the top of the lifting component 3, the electric push rod 402 is rotatably connected to the inside of the fixed sleeve 401, and the connecting sleeve 403 is bolted to both sides of the bottom of the fixed frame 1 respectively. The inside of the connecting sleeve 403 is rotatably connected to the telescopic end of the electric push rod 402.

[0029] In this embodiment: by setting a fixed frame 1, a fixed frame 2, a lifting component 3, an angle adjustment component 4, a support rod 5, a controller 6, a sealing structure 7, a concave frame 8, a support plate 9, a distance adjustment component 10, a height adjustment component 11, a support frame 12 and an electric conveyor belt 13, the lifting component 3 located at the top of the support rod 5 is automatically pushed to move the fixed frame 2 and the fixed frame 1 and the sealing structure 7 upward, so that no manual adjustment is required, so as to facilitate the processing and use by users of different heights. Then, according to the length of the food packaging bag, the distance adjustment component 10 located at the bottom of the front side of the fixed frame 1 is started to push the support plate 9 to move outward inside the concave frame 8, so that the electric conveyor belt 13 at the top of the support frame 12 is away from the sealing structure 7, so that the electric conveyor belt 13 can transport longer food packaging bags, and then the sealing part of the food packaging bag is located inside the sealing structure 7 for sealing during transportation. Then, when the food packaging bag is too thick or too thin, the lifting component 3 located at the support plate 9 is started. The height-adjusting assembly 11 on the inner bottom side lifts the electric conveyor belt 13 inside the support frame 12, so that the sealing part of the food packaging bag can be easily placed on the inner side of the sealing structure 7 for sealing. When the food packaging bag contains water, the electric push rod 402 in the fixed sleeve 401 at the top of the lifting plate 303 is started to pull the connecting sleeve 403 to retract, so that the electric push rod 402 rotates and retracts inside the fixed sleeve 401 and the connecting sleeve 403, and the fixed frame 2 located on the top of the connecting sleeve 403 carries the fixed frame 1 and the electric conveyor belt 13 located on the top of the support frame 12 to shift forward, so that the food packaging bag containing water is placed on the electric conveyor belt 13 for transportation and sealing, while avoiding leakage of water inside the food packaging bag, thereby making it easier for the sealing structure 7 to seal the food packaging bag. The overall automatic adjustment method is used to improve intelligence, so that there is no need for manual adjustment operations, the degree of trouble is reduced, and it is more convenient for users to use.

[0030] As a technical optimization solution of the utility model, the lifting assembly 3 includes a support plate 301, a hydraulic rod 302 and a lifting plate 303. The support plate 301 is fixedly connected to the top of the support rod 5, the hydraulic rod 302 is bolted to the bottom side of the support plate 301, the lifting plate 303 is slidably connected to the inner side of the top of the support plate 301, the top of the lifting plate 303 is bolted to the telescopic end of the hydraulic rod 302, and the front side of the top of the lifting plate 303 is fixedly connected to the bottom of the fixing sleeve 401.

[0031] In this embodiment: by setting a support plate 301, a hydraulic rod 302 and a lifting plate 303, the hydraulic rod 302 located inside the support plate 301 is activated to push the lifting plate 303 to automatically push the fixed frame 2 and the internal fixed frame 1 and the sealing structure 7 and other structures upward, so that there is no need for manual adjustment, which is convenient for users of different heights to perform processing.

[0032] As a technical optimization solution of the utility model, the distance adjustment component 10 includes a first electric telescopic rod 1001 and a first connecting plate 1002. The first electric telescopic rod 1001 is bolted to the bottom of the front side of the fixed frame 1, and the first connecting plate 1002 is bolted to the telescopic end of the first electric telescopic rod 1001. The first connecting plate 1002 is bolted to the front side inside the support plate 9.

[0033] In this embodiment: by setting a first electric telescopic rod 1001 and a first connecting plate 1002, according to the length of the food packaging bag, the first electric telescopic rod 1001 is started to push the front side support plate 9 of the first connecting plate 1002 to move outward inside the concave frame 8, so that the electric conveyor belt 13 on the top of the support frame 12 is away from the sealing structure 7, so that the electric conveyor belt 13 can transport longer food packaging bags, and then the sealing part of the food packaging bag is located inside the sealing structure 7 for sealing during transportation.

[0034] As a technical optimization solution of the utility model, the height adjustment component 11 includes a second electric telescopic rod 1101 and a second connecting plate 1102. The second electric telescopic rod 1101 is bolted to both sides of the bottom side of the support plate 9, and the telescopic end of the second electric telescopic rod 1101 passes through the top side of the support plate 9. The second connecting plate 1102 is bolted to the telescopic end of the second electric telescopic rod 1101, and the second connecting plate 1102 is bolted to the bottom of the support frame 12.

[0035] In this embodiment: by providing a second electric telescopic rod 1101 and a second connecting plate 1102, when the food packaging bag is too thick or too thin, the second electric telescopic rod 1101 located on the bottom side of the support plate 9 is started to cooperate with the second connecting plate 1102 to lift the electric conveyor belt 13 inside the support frame 12, so that the sealing part of the food packaging bag can be easily placed on the inner side of the sealing structure 7 for sealing.

[0036] As a technical optimization solution of the present invention, the front side and the rear side of the top of the support rod 5 are both bolted with moving wheels 14, and the moving wheels 14 have a self-locking function.

[0037] In this embodiment, by providing the moving wheels 14, the support rod 5 and the structures on the top of the support rod 5 can be easily moved to facilitate use.

[0038] As a technical optimization solution of the present invention, reinforcement rods 15 are welded to the front and rear sides of the inner side of the support rod 5, and the reinforcement rods 15 are square in shape.

[0039] In this embodiment, by providing the reinforcing rod 15, the support rod 5 can be reinforced to facilitate use.

[0040] As a technical optimization solution of the utility model, a fixed plate 16 is welded to the outer side of the support rod 5 , a positioning screw 17 is connected to the inner thread of the fixed plate 16 , and a turntable 18 is welded to the top of the positioning screw 17 .

[0041] In this embodiment, by providing the fixed plate 16, the positioning screw 17 and the rotating disk 18, the moving wheel 14 at the bottom of the support rod 5 can be positioned when it is not moving, so as to facilitate use.

[0042] As a technical optimization solution of the utility model, a reinforcement plate 19 is welded to the bottom of the positioning screw 17, and an anti-slip pattern is provided on the bottom of the reinforcement plate 19.

[0043] In this embodiment, by providing a reinforcement plate 19, the contact area between the positioning screw 17 and the ground can be increased through the reinforcement plate 19 to ensure stability during positioning.

[0044] Working principle: First, start the hydraulic rod 302 located inside the support plate 301 to push the lifting plate 303 to automatically push the fixed frame 2, the fixed frame 1 and the sealing structure 7 upward, so that there is no need for manual adjustment, which is convenient for users of different heights to use for processing. Then, according to the length of the food packaging bag, start the first electric telescopic rod 1001 to push the front support plate 9 of the first connecting plate 1002 to move outward inside its concave frame 8, so that the electric conveyor belt 13 on the top of the support frame 12 is away from the sealing structure 7, so that the electric conveyor belt 13 can transport longer food packaging bags, and then while transporting, the sealing part of the food packaging bag is located inside the sealing structure 7 for sealing. When the food packaging bag is too thick or too thin, start the first electric telescopic rod 1001 located on the bottom side of the support plate 9 to cooperate with the second connecting plate 1102 to lift the electric The conveyor belt 13 makes it easy to place the sealing part of the food packaging bag on the inner side of the sealing structure 7 for sealing. When the food packaging bag contains water, the electric push rod 402 in the fixed sleeve 401 at the top of the lifting plate 303 is started to pull the connecting sleeve 403 to retract, so that the electric push rod 402 rotates and retracts inside the fixed sleeve 401 and the connecting sleeve 403, and the fixed frame 2 located on the top of the connecting sleeve 403 carries the fixed frame 1 and the electric conveyor belt 13 located on the top of the support frame 12 to shift forward, so that the food packaging bag with water is placed on the electric conveyor belt 13 for transportation and sealing, while avoiding the leakage of water inside the food packaging bag, so that it is more convenient for the sealing structure 7 to seal the food packaging bag. The overall automatic adjustment method is used to improve intelligence, so there is no need for manual adjustment operation, which reduces the degree of trouble and is more convenient for users to use.

[0045] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A multifunctional adjustable sealing machine, comprising a fixing frame (1), characterized in that: A fixing frame (2) is arranged at the bottom of the fixing frame (1); the rear side of the top of the fixing frame (1) is rotatably connected to the front side of the fixing frame (2); lifting components (3) are arranged on both sides of the bottom of the fixing frame (2); an angle adjustment component (4) is arranged on the front side of the top of the lifting component (3); a support rod (5) is fixedly connected to the bottom of the lifting component (3); a controller (6) is arranged on the front side of the top of the fixing frame (1); and a sealing structure (7) is arranged on the front side of the fixing frame (1). A concave frame (8) is bolted to both sides of the bottom of the front side of the fixing frame (1), a support plate (9) is slidably connected to the inside of the concave frame (8), a distance adjustment component (10) is arranged at the bottom of the front side of the fixing frame (1), and a height adjustment component (11) is arranged on both sides of the inside of the support plate (9), the top side of the height adjustment component (11) passes through the inside of the support plate (9), the top of the height adjustment component (11) is bolted to a support frame (12), and an electric conveyor belt (13) is arranged inside the support frame (12); The angle adjustment component (4) comprises a fixing sleeve (401), an electric push rod (402) and a connecting sleeve (403); the fixing sleeve (401) is fixedly connected to the front side of the top of the lifting component (3); the electric push rod (402) is rotatably connected to the inside of the fixing sleeve (401); the connecting sleeve (403) is bolted to both sides of the bottom of the fixing frame (1) respectively; the inside of the connecting sleeve (403) is rotatably connected to the telescopic end of the electric push rod (402).

2. A multifunctional adjustable sealing machine according to claim 1, characterized in that: The lifting assembly (3) comprises a support plate (301), a hydraulic rod (302) and a lifting plate (303); the support plate (301) is fixedly connected to the top of the support rod (5); the hydraulic rod (302) is bolted to the bottom side of the support plate (301); the lifting plate (303) is slidably connected to the inner side of the top of the support plate (301); the top of the lifting plate (303) is bolted to the telescopic end of the hydraulic rod (302); and the front side of the top of the lifting plate (303) is fixedly connected to the bottom of the fixing sleeve (401).

3. The multifunctional adjustable sealing machine according to claim 1, characterized in that: The distance adjustment assembly (10) comprises a first electric telescopic rod (1001) and a first connecting plate (1002), wherein the first electric telescopic rod (1001) is bolted to the bottom of the front side of the fixing frame (1), the first connecting plate (1002) is bolted to the telescopic end of the first electric telescopic rod (1001), and the first connecting plate (1002) is bolted to the front side inside the supporting plate (9).

4. The multifunctional adjustable sealing machine according to claim 1, characterized in that: The height adjustment component (11) comprises a second electric telescopic rod (1101) and a second connecting plate (1102); the second electric telescopic rod (1101) is respectively bolted to two sides of the bottom side of the support plate (9); the telescopic end of the second electric telescopic rod (1101) passes through the top side of the support plate (9); the second connecting plate (1102) is bolted to the telescopic end of the second electric telescopic rod (1101); and the second connecting plate (1102) is bolted to the bottom of the support frame (12).

5. The multifunctional adjustable sealing machine according to claim 1, characterized in that: The front and rear sides of the top of the support rod (5) are both bolted with moving wheels (14), and the moving wheels (14) have a self-locking function.

6. The multifunctional adjustable sealing machine according to claim 1, characterized in that: Reinforcement rods (15) are welded to the front and rear sides of the inner side of the support rod (5), and the reinforcement rods (15) are square in shape.

7. The multifunctional adjustable sealing machine according to claim 1, characterized in that: A fixed plate (16) is welded to the outer side of the support rod (5), a positioning screw (17) is threadedly connected to the inner side of the fixed plate (16), and a rotating disk (18) is welded to the top of the positioning screw (17).

8. The multifunctional adjustable sealing machine according to claim 7, characterized in that: A reinforcement plate (19) is welded to the bottom of the positioning screw (17), and an anti-slip pattern is provided on the bottom of the reinforcement plate (19).

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