Meat pie vacuum packaging machine
By designing a combination of transmission device, correction mechanism and pressing device, the problem of incomplete sealing was solved, realizing automated sealing of packaging bags and good vacuum effect, thus improving packaging quality and adaptability.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-05-07
- Publication Date
- 2026-03-31
AI Technical Summary
The manual operation of the sealing cap in existing fully automatic stretch film vacuum packaging machines results in incomplete sealing, poor vacuum effect, and affects packaging quality and limits the application scenarios.
A meat patty vacuum packaging machine was designed, which adopts a transmission device, a straightening mechanism, a pressing device and a vacuuming device. Through the cooperation of hydraulic cylinder and frosted driving wheel and driven wheel, the opening of the packaging bag is automatically pre-pressed to ensure tight sealing and good vacuum effect.
It achieves automatic sealing of packaging bags, reduces labor input, adapts to different bag sizes, provides tight sealing and excellent vacuum effect, improves packaging quality and reduces usage limitations.
Smart Images

Figure CN224061379U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to vacuum packaging equipment technical field, specifically, relate to a meat pie vacuum packaging machine. BACKGROUND
[0002] In the food industry, vacuum packaging application is very common, various cooked products such as chicken legs, ham, sausage, etc. ; pickled products such as various pickles and bean products, preserved fruits and various foods that need to be preserved are more and more widely used in vacuum packaging. The food preserved by vacuum packaging has a long shelf life, which greatly prolongs the shelf life of the food. The vacuum sealing cover of the current full-automatic stretch film vacuum packaging machine is manually sealed. In the use process, it is found that the sealing is not tight, the vacuum effect is poor, the packaging quality of the product is affected, and the use limitation is high. INVENTION CONTENTS
[0003] In order to solve the above technical problems, the utility model provides a meat pie vacuum packaging machine, which comprises a conveying device and a vacuumizing device, the vacuumizing device is arranged on the lower side of the right end of the conveying device, the right upper side of the conveying device is provided with a correcting mechanism, and the left lower side of the conveying device is provided with a pressing device.
[0004] The correcting device comprises a hydraulic cylinder, a fixed rod and a correcting rod, the fixed rod is parallel to the conveying device and is fixedly connected with the upper side edge of the conveying device, the correcting rod comprises an inclined section and a horizontal section, the left end of the inclined section is hinged to the left end of the fixed rod, and the right end of the inclined section is inclined to the middle part of the conveying device, the horizontal section is parallel to the fixed rod, and the left end of the horizontal section is fixedly connected with the right end of the inclined section, and the fixed end and the moving end of the hydraulic cylinder are connected with the inner sides of the fixed rod and the correcting rod respectively.
[0005] The pressing device comprises a driving wheel, a motor, a transmission belt and a plurality of driven wheels, the driving wheel is arranged on the left lower side edge of the conveying device, the output shaft of the motor is fixedly provided with a transmission tooth one, and the output shaft is in transmission connection with the rotating shaft of the driving wheel, the shell of the motor is fixedly connected with the edge of the conveying device, the driven wheels are uniformly distributed between the driving wheel and the vacuumizing device, the driven wheels are provided with roller supports, the rotating shaft of the driven wheel is fixedly provided with a transmission tooth two, and is in rotation connection with the roller support, the roller support is fixedly connected with the edge of the conveying device, and the transmission belt is sleeved on the transmission tooth one and the transmission tooth two.
[0006] Further, the driving wheel and the driven wheel each comprise a cylindrical pressing section and a conical guide section, the packaging bag containing the articles is usually expanded at the opening due to the articles inside, the guide section is used to fold the opening of the packaging bag under the driving wheel or the driven wheel, and then the packaging bag moves to one side of the pressing device under the influence of the correcting mechanism, and the opening of the packaging bag is pressed under the pressing section, so as to prepare for the sealing of the vacuumizing device.
[0007] Further, the wheel surface of the compression section of the driving wheel and the driven wheel is a matte surface, and the packaging bag is usually a plastic bag with a smooth surface, if the wheel surface of the compression section is smooth, the packaging bag can be rolled on the packaging bag, and the packaging bag cannot be pre-compacted.
[0008] Further, the right side of the transmission device is provided with a receiving frame for collecting the packaging bag after vacuum packaging.
[0009] The utility model also includes other devices or components that can make the wear-resistant and anti-aging impregnated paper be normally used, and all are conventional technical means in the field. In addition, the transmission device and the vacuumizing device not limited in the utility model all adopt conventional technical means in the field.
[0010] The working principle of the utility model is that when the device is used, the packaging bag containing the inserted article is placed on the transmission device by the staff, the opening of the packaging bag faces the compression device, with the transmission movement of the packaging bag, the opening of the packaging bag is compressed on the downside of the compression section, the packaging bag is pre-compacted, and then sealed by the vacuumizing device and falls into the receiving frame.
[0011] The utility model has the advantages that the device realizes automatic sealing of the packaging bag, can reduce the human input on packaging, the equipment can adjust the hydraulic cylinder according to the size of different packaging bags, the opening of the packaging bag is pre-compacted on the downside of the compression section, and then the packaging bag is sealed, the sealing is tight, the vacuum effect is good, the packaging quality of the product is high, and the use limitation for different environments is low. BRIEF DESCRIPTION OF DRAWINGS
[0012] The utility model will be further described below in combination with the drawings and embodiments.
[0013] Fig. 1 It is the overhead structure schematic diagram of the utility model.
[0014] Fig. 2 It is the side structure schematic diagram of the utility model. DETAILED DESCRIPTION
[0015] The utility model will be further described below in combination with the drawings and embodiments. The description herein is only used to explain the utility model, but not as the limitation of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by the skilled person in the art without creative labor, any modification, equivalent replacement, improvement, etc. should be included in the protection scope of the utility model.
[0016] EMBODIMENT
[0017] As Figs. 1-2As shown, the present invention provides a meat patty vacuum packaging machine, which includes a conveying device 1 and a vacuuming device 2. The vacuuming device 2 is located on the lower right side of the conveying device 1, a correction mechanism is provided on the upper right side of the conveying device 1, and a pressing device is provided on the lower left side of the conveying device 1.
[0018] The straightening device includes a hydraulic cylinder 3, a fixed rod 4, and a straightening rod 5. The fixed rod 4 is parallel to the conveying device and is fixedly connected to the upper edge of the conveying device. The straightening rod 5 includes an inclined section and a horizontal section. The left end of the inclined section is hinged to the left end of the fixed rod 4, and the right end of the inclined section is inclined toward the middle of the conveying device. The horizontal section is parallel to the fixed rod 4, and the left end of the horizontal section is fixedly connected to the right end of the inclined section. The fixed end and the moving end of the hydraulic cylinder 3 are respectively connected to the inner sides of the fixed rod 4 and the straightening rod 5.
[0019] The clamping device includes a drive wheel 6, a motor 7, a transmission belt 8, and a driven wheel 9. The drive wheel 6 is located on the lower left edge of the transmission device. The output shaft of the motor 7 is fixedly fitted with a first transmission gear (not shown in the figure), and the output shaft is connected to the rotating shaft of the drive wheel 6. The housing of the motor 7 is fixedly connected to the edge of the transmission device 1. The driven wheels 9 are evenly distributed between the drive wheel 6 and the vacuum device 2. The driven wheel 9 is provided with a roller bracket 10. The rotating shaft of the driven wheel 9 is fixedly fitted with a second transmission gear (not shown in the figure), and is rotatably connected to the roller bracket 10. The roller bracket 10 is fixedly connected to the edge of the transmission device 1. The transmission belt 8 is fitted on the first and second transmission gears.
[0020] As a further measure of this utility model, both the driving wheel 6 and the driven wheel 9 include a cylindrical pressing section and a conical guiding section. The packaging bag containing the items usually expands its opening due to the contents inside. The guiding section is used to close the opening of the packaging bag under the driving wheel or the driven wheel. Then, under the influence of the straightening mechanism, the packaging bag moves to one side of the pressing device, and the opening of the packaging bag is pressed under the pressing section to prepare for sealing by the vacuum device 2. The wheel surface of the pressing section of the driving wheel 6 and the driven wheel 9 is a frosted surface. The packaging bag is usually a smooth plastic bag. If the wheel surface of the pressing section is smooth, it may spin on the packaging bag and cannot play the role of pre-compacting the packaging bag. A receiving frame (not shown in the figure) is provided on the right side of the transmission device 1 for collecting the vacuum-packed packaging bags.
[0021] The working principle of this utility model is as follows: when this device is used, the packaging bag containing the item is placed on the conveying device 1 by the staff, with the opening of the packaging bag facing the pressing device. As the packaging bag is conveyed, the opening of the packaging bag is pressed against the lower side of the pressing section, pre-compacting the packaging bag. Then, it is sealed by the vacuum device 2 and falls into the receiving frame 13.
[0022] The embodiments of the present invention have been described above. These descriptions are exemplary and not exhaustive, nor are they limited to the disclosed embodiments. Many modifications and variations will be apparent to those skilled in the art without departing from the scope and spirit of the described embodiments.
Claims
1. A patty vacuum packaging machine comprising a conveying device and a vacuum device, the vacuum device being arranged on the lower side of the right end of the conveying device, characterized in that: The right end upper side of the conveying device is provided with a correcting mechanism, and the left end lower side of the conveying device is provided with a pressing device; The correcting mechanism comprises a hydraulic cylinder, a fixed rod and a correcting rod, the fixed rod is parallel to the conveying device and is fixedly connected with the upper side edge of the conveying device, the correcting rod comprises an inclined section and a horizontal section, the left end of the inclined section is hingedly connected with the left end of the fixed rod, and the right end of the inclined section is inclined to the middle part of the conveying device, the horizontal section is parallel to the fixed rod, and the left end of the horizontal section is fixedly connected with the right end of the inclined section, and the fixed end and the moving end of the hydraulic cylinder are respectively connected with the inner sides of the fixed rod and the correcting rod; The pressing device comprises a driving wheel, a motor, a transmission belt and a plurality of driven wheels, the driving wheel is arranged at the left end lower side edge of the conveying device, the output shaft of the motor is fixedly sleeved with a transmission tooth one, and the output shaft is in transmission connection with the rotating shaft of the driving wheel, the shell of the motor is fixedly connected with the edge of the conveying device, the driven wheels are evenly distributed between the driving wheel and the vacuumizing device, the driven wheels are provided with roller supports, the rotating shaft of the driven wheel is fixedly sleeved with a transmission tooth two, and is in rotation connection with the roller support, the roller support is fixedly connected with the edge of the conveying device, and the transmission belt is sleeved on the transmission tooth one and the transmission tooth two.
2. A burger vacuum packaging machine according to claim 1, characterized in that: The driving wheel and the driven wheel both comprise a cylindrical pressing section and a conical guiding section.
3. A patty vacuum packaging machine according to claim 2, characterized in that: The wheel surface of the pressing section of the driving wheel and the driven wheel is an abrasive surface.
4. A burger vacuum packaging machine according to claim 1, characterized in that: The right side of the conveying device is provided with a receiving frame.