Vacuum machine for food packaging

Abstract

The utility model is suitable for the technical field of food packaging, and provides a vacuum machine for food packaging, which comprises a base, the stepping motor is fixed to the top of the base and used for adjusting the position of a food packaging bag, and a supporting shaft is installed on an output shaft of the stepping motor; the mounting frame is fixed to the supporting shaft through a fixing plate, and a fixing assembly is fixed to the mounting frame and used for stabilizing a food packaging bag; the hydraulic rod is mounted on the base, and a mounting plate is fixed on an output rod of the hydraulic rod; and the vacuum air extractor body is fixed on the mounting plate and is used for vacuumizing the food packaging bag. According to the vacuum machine for food packaging, continuous feeding and discharging can be achieved, and the packaging efficiency is effectively guaranteed.

Description

Technical Field

[0001] The utility model belongs to the technical field of food packaging, in particular to a vacuum machine for food packaging. Background Art

[0002] Food vacuum packaging is a packaging method that places food in a sealed bag and then extracts the air in the bag to form a vacuum environment. Vacuum packaging can effectively extend the shelf life of food, reduce oxygen contact, and inhibit the growth of microorganisms, thereby maintaining the freshness and taste of food. Vacuum packaging of food usually requires the use of a food vacuum packaging machine. A food vacuum packaging machine is a special equipment for vacuum packaging of food. It usually uses an air pump to extract the air in the packaging bag, so that the bag is tightly wrapped around the food, and then it is sealed to completely isolate the food from the outside world.

[0003] The existing vacuum packaging machine needs to stabilize the packaging bags when in use. Manually stabilizing the packaging bags one by one affects the packaging efficiency. For example, the patent document with application number 202420057224.5 has this problem. Utility Model Content

[0004] The utility model provides a vacuum packaging machine for food packaging, aiming to solve the problem in the prior art that the existing vacuum packaging machine needs to stabilize the packaging bags during use, and manual stabilization of the packaging bags affects the packaging efficiency.

[0005] To solve the above problems, the utility model is implemented as follows: a vacuum machine for food packaging, comprising: a base; a stepper motor fixed on the top of the base for adjusting the position of the food packaging bag, a support shaft being installed on the output shaft of the stepper motor; a mounting bracket fixed to the support shaft through a fixing plate, a fixing assembly being fixed on the mounting bracket, and the fixing assembly being used to stabilize the food packaging bag; a hydraulic rod installed on the base, a mounting plate being fixed on the output rod of the hydraulic rod; a vacuum pump body fixed on the mounting plate for vacuuming the food packaging bag, the vacuum pump body being provided with a heat-sealing plate for sealing the food packaging bag; and a support assembly arranged on the base for supporting the food packaging bag.

[0006] Preferably, the fixing assembly includes an electric telescopic rod fixed to the mounting frame, a connecting plate installed on the electric telescopic rod and a clamping plate fixed to the output rod of the electric telescopic rod, and the clamping plate can contact the inner wall of the connecting plate.

[0007] Preferably, the support assembly includes a threaded barrel, a threaded rod and a support plate, the threaded barrel is rotatably mounted on the base, the threaded rod is threadedly mounted in the threaded barrel, the support plate is fixed on the top of the threaded rod, the support plate is used to support a packaging bag containing food, and the support plate is located directly below the fixed assembly.

[0008] Preferably, a limiting frame is installed on the base, and the limiting frame is rotatably sleeved outside the threaded cylinder. A limiting rod is installed on the bottom of the support plate, and a limiting opening is provided on the support plate. The limiting rod extends to the bottom of the support plate through the limiting opening.

[0009] Preferably, an adjusting block is provided on the threaded barrel, and the adjusting block is in the shape of a hexagonal prism. The outer fixing sleeve of the stepping motor is provided with a protective shell, and the support shaft is rotatably connected to the protective shell.

[0010] Preferably, a supporting leg is installed at the bottom of the mounting frame, and a plurality of balls that can contact the top of the base are embedded in the bottom of the supporting leg.

[0011] Preferably, anti-slip pads are fixed on the inner wall of the connecting plate and the clamping plate, and the two anti-slip pads can contact each other. The connecting plate is U-shaped, and the output rod of the electric telescopic rod extends into the U-shaped space of the connecting plate.

[0012] Compared with the related art, the food packaging vacuum machine provided by the present invention has the following beneficial effects:

[0013] Compared with the existing technology, the vacuum machine for food packaging provided by this solution can accurately adjust the position of the packaging bag and stably clamp it through the coordinated use of a stepper motor, a support shaft, a mounting frame and a fixing assembly to prevent movement or deformation during the vacuuming process. The design of the hydraulic rod and the vacuum pump body realizes the up and down movement and vacuuming operation of the packaging bag, reduces oxygen contact, and extends the shelf life of food. The addition of components such as support components and limit frames further improves the stability and reliability of the equipment, making the entire packaging process more efficient, accurate and reliable. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the top view of a vacuum machine for food packaging provided by the utility model;

[0015] Figure 2 for Figure 1 Schematic diagram of the enlarged structure of part A shown in FIG;

[0016] Figure 3 This is a schematic diagram of the main structure of the support assembly in the present utility model;

[0017] Figure 4The utility model discloses a three-dimensional structure schematic view of support leg.

[0018] Fig. 1 is a base, 2 is a step motor, 3 is a support shaft, 4 is a fixed plate, 5 is a mounting frame, 6 is a hydraulic rod, 7 is a mounting plate, 8 is a vacuum air extractor body, 9 is a motor telescopic rod, 10 is a connecting plate, 11 is a clamping plate, 12 is a support plate, 13 is a threaded rod, 14 is a threaded cylinder, 15 is a limiting frame, 16 is an adjusting block, 17 is a limiting rod, 18 is a support leg, 19 is a ball. DETAILED DESCRIPTION

[0019] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description herein is for describing particular embodiments only and is not intended to be limiting of the application; the description and the drawings are to be regarded as illustrative in nature and are not intended to limit the application; the terminology used in the description and the claims of the present application and the above description of the drawings includes the terms specifically mentioned above as well as their derivatives.

[0020] Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase "in an embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are they necessarily all directed to the same embodiment, or to a single alternative embodiment. It is explicitly contemplated that embodiments described herein can be combined with each other.

[0021] The utility model discloses a kind of vacuum machines for food packaging, such as Figure 1-4As shown, the food packaging vacuum machine comprises a base 1, a stepping motor 2 fixed on the top of the base 1 for adjusting the position of the food packaging bag, a support shaft 3 mounted on the output shaft of the stepping motor 2, a mounting frame 5 fixed on the support shaft 3 through a fixing plate 4, a fixing assembly fixed on the mounting frame 5 for stabilizing the food packaging bag, a hydraulic rod 6 mounted on the base 1, an installation plate 7 fixed on the output rod of the hydraulic rod 6, a vacuum air extractor body 8 fixed on the installation plate 7 for vacuumizing the food packaging bag, and a heat sealing plate provided on the vacuum air extractor body 8 for sealing the food packaging bag, and a supporting assembly provided on the base 1 for supporting the food packaging bag.

[0022] In this embodiment, the base 1 serves as the supporting structure of the entire vacuum machine and is fixed on the ground to provide a mounting basis for other components, the stepping motor 2 is used for adjusting the position of the food packaging bag, the rotation of the stepping motor 2 can be accurately controlled to finely adjust the position of the packaging bag, improve the accuracy and efficiency of packaging, the support shaft 3 rotates with the stepping motor 2 to support and transmit the weight and force from the mounting frame 5 and the fixing assembly thereon, the mounting frame 5 is used for mounting and supporting the fixing assembly to stabilize the food packaging bag, the fixing assembly is used for stabilizing the food packaging bag to prevent the packaging bag from moving or deforming during vacuumizing, ensuring the quality and efficiency of packaging, the hydraulic rod 6 is used for driving the installation plate 7 and the vacuum air extractor body 8 thereon to move up and down to vacuumize the food packaging bag, the installation plate 7 is used for mounting and supporting the vacuum air extractor body 8, the vacuum air extractor body 8 is used for vacuumizing the food packaging bag to reduce oxygen contact, inhibit microbial growth, and prolong the shelf life of food, and the heat sealing plate is used for sealing the food packaging bag after vacuumizing to ensure that the food is completely isolated from the outside world.

[0023] In further preferred embodiments of the present application, the fixing assembly comprises an electric telescopic rod 9 fixed on the mounting frame 5, a connecting plate 10 mounted on the electric telescopic rod 9, and a clamping plate 11 fixed on the output rod of the electric telescopic rod 9, and the clamping plate 11 can be in contact with the inner wall of the connecting plate 10.

[0024] In this embodiment, the electric telescopic rod 9 drives the movement of the clamping plate 11 through telescopic movement, and the precise control of the electric telescopic rod 9 enables the clamping plate 11 to accurately contact and clamp the food packaging bag, thereby realizing the stabilization of the packaging bag, the connecting plate 10 serves as a support and guide component of the clamping plate 11, the inner wall of the connecting plate 10 is in contact with the clamping plate 11, when the electric telescopic rod 9 telescopes, the clamping plate 11 moves along the inner wall of the connecting plate 10, ensuring the stability and accuracy of clamping, the clamping plate 11 is a component in the fixed assembly that directly contacts the food packaging bag, and the design of the clamping plate 11 can be adjusted according to the material and shape of the packaging bag to ensure the firmness and adaptability of clamping, when the electric telescopic rod 9 extends, the clamping plate 11 is in contact with the inner wall of the connecting plate 10 and clamps the food packaging bag, and when the electric telescopic rod 9 retracts, the clamping plate 11 releases the packaging bag, facilitating subsequent packaging operations.

[0025] In a further preferred embodiment of the utility model, the support assembly comprises a threaded cylinder 14, a threaded rod 13 and a support plate 12, the threaded cylinder 14 is rotatably installed on the base 1, the threaded rod 13 is screwedly installed in the threaded cylinder 14, the support plate 12 is fixed on the top of the threaded rod 13, and the support plate 12 is used for supporting the packaging bag containing food, and the support plate 12 is located directly below the fixed assembly.

[0026] In this embodiment, the rotation of the threaded cylinder 14 can drive the lifting movement of the threaded rod 13 inside it, thereby realizing the adjustment of the height of the support plate 12, so that the support plate 12 can adapt to packaging bags of different heights, and the support plate 12 is used for supporting the packaging bag containing food, preventing the clamped food packaging bag from falling due to the instability of the fixed assembly.

[0027] In a further preferred embodiment of the utility model, a limiting frame 15 is installed on the base 1, the limiting frame 15 is rotatably sleeved outside the threaded cylinder 14, a limiting rod 17 is installed at the bottom of the support plate 12, a limiting opening is arranged on the support plate 12, and the limiting rod 17 extends to the bottom of the support plate 12 through the limiting opening.

[0028] In this embodiment, the limiting frame 15 is designed to limit the rotation range of the threaded cylinder 14, preventing excessive rotation from causing the height of the support plate 12 to exceed the set range, and at the same time, the limiting frame 15 can also provide certain support and stability for the threaded cylinder 14, and the limiting rod 17 is designed to cooperate with the limiting frame 15 to prevent the threaded rod 13 from rotating with the threaded cylinder 14 when the threaded cylinder 14 is rotated, thereby preventing the height of the support plate 12 from being normally adjusted.

[0029] In a further preferred embodiment of the utility model, an adjusting block 16 is arranged on the threaded cylinder 14, the adjusting block 16 is hexagonal prism-shaped, a protective shell is fixedly sleeved outside the stepping motor 2, and the support shaft 3 is rotatably connected with the protective shell.

[0030] In this embodiment, the design of the adjusting block 16 allows the user to easily rotate the threaded cylinder 14 using a wrench or other hexagonal tool, thereby adjusting the height of the support plate 12, the hexagonal prism-shaped adjusting block 16 provides sufficient rotational torque to maintain stability and accuracy during height adjustment, and the protective shell is designed to protect the stepper motor 2 from dust, moisture and other impurities, thereby prolonging its service life. At the same time, the protective shell can also provide certain support and stability for the stepper motor 2 to ensure that it can maintain accurate rotation during operation.

[0031] In further preferred embodiments of the present application, the mounting frame 5 is provided with a support leg 18 at the bottom, and a plurality of ball bearings 19 are embedded in the bottom of the support leg 18 and can contact the top of the base 1.

[0032] In this embodiment, the design of the support leg 18 allows the mounting frame 5 to be stably fixed to the base 1 while maintaining a certain height for easy operation and maintenance, and the design of the ball bearings 19 reduces the friction between the support leg 18 and the base 1, allowing the mounting frame 5 to move or adjust its position more smoothly on the base 1. At the same time, the ball bearings 19 also have a certain buffering effect to protect the base 1 and the support leg 18 from damage, and the design of the support leg 18 allows the mounting frame 5 to be stably fixed to the base 1 while maintaining a certain height and flexibility, making it easy to operate and maintain. This design improves the overall stability and reliability of the equipment.

[0033] In further preferred embodiments of the present application, anti-slip pads are fixed to the inner wall of the connecting plate 10 and the clamping plate 11, the two anti-slip pads can contact each other, the connecting plate 10 is U-shaped, and the output rod of the electric telescopic rod 9 extends into the U-shaped space of the connecting plate 10.

[0034] In this embodiment, the design of the anti-slip pads increases the friction between the connecting plate 10, the clamping plate 11 and the food packaging bag, preventing the packaging bag from slipping or falling off during clamping. When the electric telescopic rod 9 drives the clamping plate 11 to move towards the connecting plate 10, the two anti-slip pads will tightly contact and clamp the packaging bag, ensuring the firmness and stability of the clamping. The U-shaped connecting plate 10 provides sufficient space and support for the electric telescopic rod 9 and the clamping plate 11, ensuring the stability and reliability of the clamping mechanism. The use of the output rod of the electric telescopic rod 9 in combination with the connecting plate 10 and the clamping plate 11 achieves precise clamping and adjustment of the packaging bag. This design allows the device to more accurately control the position and clamping force of the packaging bag, improving the accuracy and efficiency of the packaging.

[0035] Compared with the related art, the device can accurately adjust the position of the packaging bag and stably clamp by the cooperation of the stepping motor 2, the supporting shaft 3, the mounting frame 5 and the fixed assembly, prevents from moving or deforming in the vacuumizing process, realizes the up and down movement and vacuumizing operation of the packaging bag by the design of the hydraulic rod 6 and the vacuum air extractor body 8, reduces the oxygen contact, prolongs the fresh-keeping period of the food, and further improves the stability and reliability of the equipment by the addition of the supporting assembly and the limiting frame 15 and other components, so that the whole packaging process is more efficient, accurate and reliable.

[0036] In several embodiments provided in the application, it should be understood that the disclosed device can be implemented in other ways.

[0037] The above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the protection scope of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, not all the embodiments. Based on these embodiments, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application. Although the present application has been described in detail with reference to the above embodiments, those skilled in the art can combine, add or delete the features in the embodiments of the present application according to the circumstances without creative labor, so as to obtain different technical solutions which do not deviate from the concept of the present application in essence, and these technical solutions also belong to the scope of the present application.

Claims

1. A vacuum machine for food packaging, characterized in that: include: base; A stepper motor fixed on the top of the base for adjusting the position of the food packaging bag, wherein a support shaft is mounted on the output shaft of the stepper motor; A mounting frame fixed to the support shaft via a fixing plate, wherein a fixing assembly is fixed to the mounting frame, and the fixing assembly is used to stabilize the food packaging bag; A hydraulic rod is mounted on the base, and a mounting plate is fixed to the output rod of the hydraulic rod; A vacuum pump body fixed on the mounting plate for vacuuming the food packaging bag, wherein the vacuum pump body is provided with a heat sealing plate for sealing the food packaging bag; A supporting assembly is arranged on the base for supporting the food packaging bag.

2. The vacuum machine for food packaging according to claim 1, wherein: The fixing assembly includes an electric telescopic rod fixed on the mounting frame, a connecting plate installed on the electric telescopic rod and a clamping plate fixed on the output rod of the electric telescopic rod, and the clamping plate can contact the inner wall of the connecting plate.

3. The vacuum machine for food packaging according to claim 1, wherein: The support assembly includes a threaded barrel, a threaded rod and a support plate. The threaded barrel is rotatably mounted on the base. The threaded rod is threadedly mounted in the threaded barrel. The support plate is fixed on the top of the threaded rod. The support plate is used to support a packaging bag containing food. The support plate is located directly below the fixed assembly.

4. The vacuum machine for food packaging according to claim 3, wherein: A limiting frame is installed on the base, and the limiting frame is rotatably sleeved outside the threaded cylinder. A limiting rod is installed on the bottom of the support plate, and a limiting opening is provided on the support plate. The limiting rod extends to the bottom of the support plate through the limiting opening.

5. The vacuum machine for food packaging according to claim 3, wherein: The threaded barrel is provided with an adjustment block, which is in the shape of a hexagonal prism. The outer fixed sleeve of the stepping motor is provided with a protective shell, and the support shaft is rotatably connected to the protective shell.

6. The vacuum machine for food packaging according to claim 1, wherein: A supporting leg is installed at the bottom of the mounting frame, and a plurality of balls that can contact the top of the base are inlaid on the bottom of the supporting leg.

7. The vacuum machine for food packaging according to claim 2, wherein: Anti-slip pads are fixed on the inner wall of the connecting plate and the clamping plate, and the two anti-slip pads can contact each other. The connecting plate is U-shaped, and the output rod of the electric telescopic rod extends into the U-shaped space of the connecting plate.

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