Heat sealing mechanism of food packaging machine

Abstract

The utility model relates to the technical field of food packaging, in particular to a food packaging machine heat sealing mechanism which comprises a base, a guide rod and a top plate, one end of the top of the base is connected with the top plate through the guide rod, an electric cylinder is installed at the bottom of the top plate through an installation base, and a movable plate is installed on an output shaft of the electric cylinder through a bolt. The two ends of the bottom of the movable plate are connected with a mounting frame through supporting springs, and a temperature controller is mounted at one end of the mounting frame through screws. Electromagnetic heaters are sleeved with the mounting frame at equal intervals through limiting sleeves, a movable copper plate is mounted at the lower end of the mounting frame through a mounting plate, and the top of the movable copper plate makes contact with the heating ends of the electromagnetic heaters; the downward moving distance of the movable copper plate of the sealing machine is controlled, the pressing degree is controlled, harmful gas generated during heat sealing is sucked into the air purifier through the suction fan, the gas is discharged after being purified, and environment pollution is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of food packaging, in particular to a heat sealing mechanism of a food packaging machine. Background Art

[0002] Food packaging is an important means of protecting food from external environmental influences, such as microorganisms, oxygen, light, etc. It also helps prevent physical damage to food during transportation and storage. In addition, food packaging can improve the sanitary quality of food, extend the shelf life of food, and facilitate the storage and transportation of food. Food packaging requires the use of a food packaging machine's heat sealing mechanism.

[0003] The existing heat sealing mechanism of the food packaging machine cannot control the downward movement distance of the movable copper plate of the sealer, thereby controlling the degree of compression, and cannot use the suction fan to suck the harmful gases generated during heat sealing into the air purifier, purify the gases and then discharge them to avoid polluting the environment. Utility Model Content

[0004] In view of the problems in the prior art, the utility model provides a heat sealing mechanism for a food packaging machine, which controls the downward movement distance of a movable copper plate of the sealing machine, controls the degree of compression, and uses a suction fan to suck harmful gases generated during heat sealing into an air purifier, and discharges the gases after purification to avoid polluting the environment.

[0005] The technical solution adopted by the utility model to solve the technical problem is a food packaging machine heat sealing mechanism, comprising a base, a guide rod and a top plate, wherein one end of the top of the base is connected to the top plate through the guide rod, and an electric cylinder is installed on the bottom of the top plate through a mounting seat, and a moving plate is installed on the output shaft of the electric cylinder through bolts, and the two ends of the bottom of the moving plate are connected to a mounting frame through a supporting spring, and a temperature controller is installed on one end of the mounting frame through a screw;

[0006] An electromagnetic heater is equidistantly mounted in the installation frame through a limit sleeve, a movable copper plate is mounted on the lower end of the installation frame through a mounting plate, and the top of the movable copper plate is in contact with the heating end of the electromagnetic heater, an air purifier is mounted on one end of the top plate through bolts, and the air inlet of the air purifier is connected to the suction cylinder through a connecting pipe, and a suction fan is mounted in the suction cylinder through a mounting seat.

[0007] By adopting the above technical solution, the electric cylinder controller is used to automatically control the output stroke of the electric cylinder, control the downward movement distance of the movable copper plate of the sealing machine, control the degree of compression, and use a suction fan to suck the harmful gases generated during heat sealing into the air purifier, and the gas is purified before discharge to avoid polluting the environment.

[0008] Specifically, an electric cylinder controller is installed on one end of the electric cylinder by means of a screw, and an output end of the electric cylinder controller is electrically connected to an input end of the electric cylinder by means of a wire.

[0009] Specifically, sliding sleeves are welded on both sides of one end of the movable plate and the guide rod passes through the sliding sleeve, and both ends of the support spring are respectively connected to the movable plate and the mounting frame through positioning sheets.

[0010] Specifically, the detection probe of the temperature controller is located on the top of the movable copper plate, and the output end of the temperature controller is electrically connected to the input end of the electromagnetic heater through a wire.

[0011] By adopting the above technical solution, the electromagnetic heater is automatically controlled by the temperature controller to heat the movable copper plate at a constant temperature, thereby increasing the temperature of the surface of the movable copper plate.

[0012] Specifically, the top of the base is connected to a fixed copper plate via a support plate, and the fixed copper plate is located directly below the movable copper plate.

[0013] By adopting the above technical solution, the electric cylinder is used to drive the movable plate to move downward, so that the heated movable copper plate is tightly pressed against the bag opening of the packaging bag to achieve hot pressing sealing.

[0014] Specifically, a mesh cover is sleeved on the outer side of the suction cylinder and the mesh cover is directly opposite to the fixed copper plate.

[0015] Beneficial effects of the utility model:

[0016] (1) The utility model discloses a heat-sealing mechanism for a food packaging machine, which places the mouth of a packaging bag containing food between a fixed copper plate and a movable copper plate, and uses an electric cylinder to drive the movable plate to move downward, so that the heated movable copper plate is tightly pressed against the mouth of the packaging bag to achieve heat-pressure sealing, and uses a supporting spring to achieve a buffering effect to avoid damage to the packaging bag.

[0017] (2) The heat sealing mechanism of a food packaging machine described in the utility model uses an electric cylinder controller to automatically control the output stroke of the electric cylinder, control the downward movement distance of the movable copper plate of the sealing machine, control the degree of compression, and use a suction fan to suck the harmful gas generated during heat sealing into an air purifier, and discharge the gas after purification to avoid polluting the environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 It is a bottom view of the utility model;

[0021] Figure 3 It is a schematic diagram of the suction fan structure of the utility model.

[0022] In the figure: 1. limit sleeve; 2. electromagnetic heater; 3. temperature controller; 4. installation frame; 5. sliding sleeve; 6. guide rod; 7. electric cylinder controller; 8. top plate; 9. electric cylinder; 10. air purifier; 11. connecting pipe; 12. movable plate; 13. support spring; 14. positioning plate; 15. suction tube; 16. mesh cover; 17. base; 18. support plate; 19. movable copper plate; 20. fixed copper plate; 21. suction fan. DETAILED DESCRIPTION

[0023] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0024] In order to control the downward movement distance of the movable copper plate 19 of the sealing machine and the degree of compression, the harmful gas generated during heat sealing is sucked into the air purifier 10 by the suction fan 21, and the gas is discharged after purification to avoid polluting the environment. Figure 1-3 As shown, a food packaging machine heat sealing mechanism described in the utility model comprises a base 17, a guide rod 6 and a top plate 8, one end of the top of the base 17 is connected to the top plate 8 through the guide rod 6, and the bottom of the top plate 8 is installed with an electric cylinder 9 through a mounting seat, the output shaft of the electric cylinder 9 is installed with a moving plate 12 through bolts, the two ends of the bottom of the moving plate 12 are connected with a mounting frame 4 through a supporting spring 13, and one end of the mounting frame 4 is installed with a temperature controller 3 through screws;

[0025] An electromagnetic heater 2 is equidistantly sleeved in the installation frame 4 through a limiting sleeve 1, a movable copper plate 19 is installed at the lower end of the installation frame 4 through a mounting plate, and the top of the movable copper plate 19 is in contact with the heating end of the electromagnetic heater 2, an air purifier 10 is installed at one end of the top plate 8 through bolts, and the air inlet of the air purifier 10 is connected to the suction cylinder 15 through a connecting pipe 11, and a suction fan 21 is installed in the suction cylinder 15 through a mounting seat.

[0026] When in use, the electric cylinder controller 7 is used to automatically control the output stroke of the electric cylinder 9, control the downward movement distance of the movable copper plate 19 of the sealing machine, control the degree of compression, and use the suction fan 21 to suck the harmful gas generated during heat sealing into the air purifier 10, and the gas is discharged after purification to avoid polluting the environment.

[0027] For example, Figure 1 As shown, the utility model also includes that an electric cylinder controller 7 is installed at one end of the electric cylinder 9 by means of a screw, and an output end of the electric cylinder controller 7 is electrically connected to an input end of the electric cylinder 9 by means of a wire.

[0028] When in use, the electric cylinder controller 7 is used to automatically control the output stroke of the electric cylinder 9 .

[0029] For example, Figure 1 As shown, the utility model also includes that sleeves 5 are welded on both sides of one end of the movable plate 12 and the guide rod 6 passes through the sleeve 5, and both ends of the support spring 13 are respectively connected to the movable plate 12 and the installation frame 4 through positioning sheets 14.

[0030] When in use, the guide rod 6 passes through the sliding sleeve 5 to improve the stability of the moving plate 12 during movement.

[0031] For example, Figure 1 As shown, the utility model also includes that the detection probe of the temperature controller 3 is located on the top of the movable copper plate 19, and the output end of the temperature controller 3 is electrically connected to the input end of the electromagnetic heater 2 through a wire.

[0032] When in use, the temperature controller 3 is used to automatically control the electromagnetic heater 2 to heat the movable copper plate 19 at a constant temperature, thereby increasing the temperature of the surface of the movable copper plate 19 .

[0033] For example, Figure 1 As shown, the utility model also includes that the top of the base 17 is connected to the fixed copper plate 20 through the support plate 18 and the fixed copper plate 20 is located directly below the movable copper plate 19.

[0034] When in use, the electric cylinder 9 is used to drive the movable plate 12 to move downward, so that the heated movable copper plate 19 is tightly pressed against the bag opening of the packaging bag to achieve heat-pressure sealing.

[0035] For example, Figure 1 As shown, the utility model further includes that a mesh cover 16 is sleeved on the outer side of the suction cylinder 15 and the mesh cover 16 is directly opposite to the fixed copper plate 20 .

[0036] When in use, the net cover 16 is used to protect the suction fan 21 in the suction cylinder 15 .

[0037] When the utility model is in use, the temperature controller 3 is used to automatically control the electromagnetic heater 2 to heat the movable copper plate 19 at a constant temperature, thereby increasing the surface temperature of the movable copper plate 19;

[0038] The mouth of the packaging bag containing food is placed between the fixed copper plate 20 and the movable copper plate 19, and the movable plate 12 is driven downward by the electric cylinder 9 so that the heated movable copper plate 19 is tightly pressed against the mouth of the packaging bag to achieve heat-pressing sealing;

[0039] The support spring 13 is used to play a buffering effect to avoid damaging the packaging bag, and the electric cylinder controller 7 is used to automatically control the output stroke of the electric cylinder 9, control the downward movement distance of the active copper plate 19 of the sealing machine, and control the degree of compression;

[0040] The harmful gas generated during heat sealing is sucked into the air purifier 10 by the suction fan 21, and the gas is discharged after being purified to avoid polluting the environment.

[0041] The above shows and describes the basic principles, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited to the above embodiments. The above embodiments and descriptions in the specification are only to illustrate the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the protection required by the utility model. The scope of protection required by the utility model is defined by the attached claims and their equivalents.

Claims

1. A heat sealing mechanism for a food packaging machine, characterized in that: It comprises a base (17), a guide rod (6) and a top plate (8); one end of the top of the base (17) is connected to the top plate (8) via the guide rod (6); the bottom of the top plate (8) is mounted with an electric cylinder (9) via a mounting seat; the output shaft of the electric cylinder (9) is mounted with a moving plate (12) via bolts; the two ends of the bottom of the moving plate (12) are connected to a mounting frame (4) via support springs (13); one end of the mounting frame (4) is mounted with a temperature controller (3) via screws; An electromagnetic heater (2) is equidistantly sleeved in the installation frame (4) via a limiting sleeve (1); a movable copper plate (19) is mounted on the lower end of the installation frame (4) via a mounting plate, and the top of the movable copper plate (19) is in contact with the heating end of the electromagnetic heater (2); an air purifier (10) is mounted on one end of the top plate (8) via bolts, and the air inlet of the air purifier (10) is connected to the suction cylinder (15) via a connecting pipe (11); and a suction fan (21) is mounted in the suction cylinder (15) via a mounting seat.

2. A food packaging machine heat sealing mechanism according to claim 1, characterized in that: An electric cylinder controller (7) is mounted on one end of the electric cylinder (9) via a screw, and an output end of the electric cylinder controller (7) is electrically connected to an input end of the electric cylinder (9) via a wire.

3. A heat sealing mechanism for a food packaging machine according to claim 1, characterized in that: Slide sleeves (5) are welded on both sides of one end of the movable plate (12), and the guide rod (6) passes through the slide sleeve (5). Both ends of the support spring (13) are respectively connected to the movable plate (12) and the installation frame (4) through positioning sheets (14).

4. A heat sealing mechanism for a food packaging machine according to claim 1, characterized in that: The detection probe of the temperature controller (3) is located on the top of the movable copper plate (19), and the output end of the temperature controller (3) is electrically connected to the input end of the electromagnetic heater (2) via a wire.

5. The heat sealing mechanism of a food packaging machine according to claim 1, characterized in that: The top of the base (17) is connected to a fixed copper plate (20) via a support plate (18), and the fixed copper plate (20) is located directly below the movable copper plate (19).

6. A heat sealing mechanism for a food packaging machine according to claim 1, characterized in that: A mesh cover (16) is sleeved on the outer side of the suction cylinder (15), and the mesh cover (16) is directly opposite to the fixed copper plate (20).

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