CN112173230A

CN112173230A - High-efficient food processing vacuum baling equipment

Info

Publication number: CN112173230A
Application number: CN202011014753.XA
Authority: CN
Inventors: 不公告发明人
Original assignee: Chongqing Zhixiang Technology Co ltd
Current assignee: Chongqing Zhixiang Technology Co ltd
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2021-01-05

Abstract

The invention provides high-efficiency food processing vacuum packaging equipment, wherein a fixing frame is fixedly connected to the upper end of a panel of a device main body, a pressure lever is rotatably arranged on the fixing frame and can tightly press an unpackaged food bag opening onto the fixing frame, the pressure lever comprises an arc-shaped pressure plate and a rotary rod, the length direction of the arc-shaped pressure plate is consistent with the length direction of the fixing frame, one end of the rotary rod is fixedly connected to one end of the arc-shaped pressure plate in the length direction, the cross section of the fixing frame, which is perpendicular to the length direction, is in a fan shape, the fan-shaped arc line comprises a first arc line and a second arc line which are mutually connected, and the circle center of the second arc line is superposed with the hinge. In the implementation process, the invention can facilitate the user to fix and release the opening of the food bag which is not packaged for taking out.

Description

High-efficient food processing vacuum baling equipment

Technical Field

The invention relates to the technical field of food processing, in particular to high-efficiency vacuum packaging equipment for food processing.

Background

With the continuous improvement of living standard, the variety of food is more and more abundant, and in the process of making some food, need use the vacuum packaging machine to seal it to improve the shelf life of food.

When the general vacuum packaging machine is used, a user places a bagged food bag on a panel, places an unpackaged end of the food bag on a fixing frame, then rotates a pressing rod, the pressing rod presses the unpackaged end tightly, then moves an upper pressing cover, so that the upper pressing cover is pressed on the fixing frame, and at the moment, an air exhaust system in the upper pressing cover starts to operate to exhaust air in the food bag.

However, a certain disadvantage exists when a general vacuum packaging machine is used, firstly, when the general vacuum packaging machine is used, a user needs to manually use a pressing rod to press an unpackaged end after placing food bags, which is troublesome and laborious, secondly, after the food bags are packaged, the user needs to take out each bag of food one by one, when the food to be packaged is less, the user is still more convenient to operate, but when the food to be packaged is more, the user is more tedious work, and a certain work burden is brought to the user.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides high-efficiency food processing vacuum packaging equipment, which solves the problems that a user needs to manually use a pressing rod to compress an unencapsulated end after placing the food, and needs to take out each bag of food one by one after encapsulating, and particularly can conveniently compress the mouth of a food bag without clamping stagnation.

The technical principle of the invention is as follows: a high-efficiency food processing vacuum packaging device comprises a device main body, wherein a panel is fixedly connected to the device main body, a fixing frame is fixedly connected to the upper end of the panel, a pressure rod is rotatably arranged on the fixing frame, and the pressure rod can tightly press the opening of an unpackaged food bag onto the fixing frame; the compression bar comprises an arc-shaped compression plate and a rotary rod, the length direction of the arc-shaped compression plate is consistent with that of the fixing frame, one end of the rotary rod is fixedly connected to one end of the arc-shaped compression plate in the length direction, and the other end of the rotary rod is hinged to the end of the fixing frame in the length direction; the cross section of the fixing frame perpendicular to the length direction of the fixing frame is in a fan shape, the fan-shaped arc lines comprise a first arc line and a second arc line which are connected with each other, the circle center of the second arc line is overlapped with the hinge point of the other end of the rotating rod at the end face of the fixing frame, the gap between the first arc line and the inner wall of the arc-shaped pressing plate is gradually reduced in the upward rotating direction of the arc-shaped pressing plate, and the gap value at the maximum position of the gap is just equal to the distance between the second arc line and the inner wall of the arc-shaped pressing;

an upper gland provided with an air exhaust mechanism is arranged above the panel, the upper gland is connected with the panel through a support rod, the support rod can rotate, and when the support rod rotates, the upper gland moves synchronously along with the support rod and is pressed on the fixing frame; the upper end of the panel is divided into a first half area and a second half area, the first half area and the second half area are in a symmetrical structure, and when the upper gland rotates to the corresponding limit positions towards two sides along with the supporting rod, the upper gland can be respectively pressed on the fixing frames of the first half area and the second half area; the first half area and the second half area are internally provided with poking blocks for driving the food bag to move, and when the upper gland leaves the first limit position and moves towards the second limit position: the shifting block in the first half area can carry the food bag to slide from the middle position of the upper end of the panel to one side of the first half area, which is far away from the second half area, and the pressure lever in the first half area can rotate to enable the pressing force between the mouth of the food bag and the surface of the fixing frame to be released, and the pressure lever in the second half area can rotate to enable the mouth of the food bag to be pressed on the surface of the fixing frame.

Compared with the prior art, the invention has the following beneficial effects: when the gland moves towards another subarea, the food bag in the previous subarea is released after being vacuumized and is transported out, the food bag in the other subarea is installed and pressed in place, when the gland rotates to the limit position in the other subarea, the food bag can be vacuumized, then the action of the previous subarea is repeated, the food bag is released and transported out, and the operation is repeated continuously, so that the food bag is vacuumized very efficiently, and the structure is stable and reliable.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention.

Fig. 2 is a schematic view of the structure of the panel in fig. 1 in the direction of a.

Fig. 3 is a partial structure diagram of the panel of fig. 2 at the moving block position of the D-D section.

Fig. 4 is a partial structure view of the hinge axis side of the D-D section of the panel of fig. 2.

Fig. 5 is a schematic view of the moving block in the direction C of fig. 3.

Fig. 6 is a partial structure view of the panel of fig. 2 taken along the line E-E.

Fig. 7 is an enlarged schematic view of the structure at B in fig. 2.

Fig. 8 is a schematic structural view of the fixing frame and the pressing rod.

Fig. 9 is a schematic view of another matching structure between the fixing frame and the pressing rod.

Fig. 10-11 are schematic views of the matching structure of the fixing frame and the pressing rod both provided with the automatic bag feeding component.

Fig. 12 is a schematic diagram of a specific structure of the arc-shaped pressing plate.

Fig. 13 is an axial view of a worm.

In the above drawings: 1. a device main body; 2. a panel; 3. a fixed mount; 301. a first arc line; 302. a second arc; 4. a gland is arranged; 5. a support bar; 6. a hinge shaft; 7. a pressure lever; 8. an adjustment mechanism; 9. shifting blocks; 10. a marking tape; 11. a moving block; 12. adjusting the bolt; 13. a chain; 14. a sprocket; 15. a limiting block; 16. a limiting groove; 17. a worm gear; 18. a worm; 19. fixing the rod; 20. a groove; 21. a brake lever; 22. a pin shaft; 23. a torsion spring; 24. a food bag; 25. rotating the rod; 26. an arc-shaped pressing plate; 2601. a sub-press plate; 27. a pressurizing spring; 28. a hydraulic lever; 29. the spring is tightly propped; 30. mounting a plate; 31. an arc-shaped channel; 32. a support plate; 33. a bonding plate; 3401. a first conductive sheet; 3402. and a second conductive sheet.

Detailed Description

The technical solution of the present invention is further explained with reference to the drawings and the embodiments.

One embodiment of the invention specifically discloses a high-efficiency food processing vacuum packaging device, which is shown in fig. 1-2 and comprises a device body 1 which can be made into a cuboid shape, a panel 2 is fixedly connected to the device body 1, a fixing frame 3 is fixedly connected to the upper end of the panel 2, a pressure lever 7 is rotatably arranged on the fixing frame 3, and a gap between the pressure lever 7 and the fixing frame 3 is gradually reduced during rotation, so that the pressure lever 7 can press the opening of an unpackaged food bag 24 onto the fixing frame 3. In specific implementation, the device is manufactured according to the following structure, as shown in fig. 8, the fixing frame 3 can be a rectangular tubular column, and the length direction of the fixing frame is consistent with the length direction of the device main body 1; the length direction of the pressure lever 7 is consistent with the length direction of the fixing frame, the two ends of the pressure lever 7 are respectively provided with an L-shaped hook part, the two free ends of the two hook parts are oppositely arranged and respectively extend into the two ends of the fixing frame 3 and can freely rotate, and when the pressure lever rotates to the position right above the fixing frame 3, the pressure lever and the fixing frame 3 form a clamping opening for extruding and clamping the food bag 24, the structure is simple, and the bag opening of the food bag 24 can be extruded and fixed. The following structural design is preferred here: as shown in fig. 9, the pressing rod 7 includes an arc-shaped pressing plate 26 and a rotating rod 25, the length direction of the arc-shaped pressing plate 26 is consistent with the length direction of the fixing frame 3, one end of the rotating rod 25 is fixedly connected to one end of the arc-shaped pressing plate 26 in the length direction, and the other end of the rotating rod 25 is hinged to the end of the fixing frame 3 in the length direction; the cross section of the fixing frame 3 perpendicular to the length direction is in a fan shape, the fan-shaped arc lines comprise a first arc line 301 and a second arc line 302 which are connected with each other, the circle center of the second arc line 302 coincides with the hinge point of the other end of the rotating rod 25 at the end face of the fixing frame 3, the gap K between the first arc line 301 and the inner wall of the arc-shaped pressing plate 26 is gradually reduced in the upward rotating direction of the arc-shaped pressing plate 26, and the gap value at the maximum position of the gap K is just equal to the distance M between the second arc line 302 and the inner wall of the arc-shaped pressing plate 26. By the design, after the bag mouth of the food bag 24 is placed on the arc-shaped placing surface where the first arc line 301 and the second arc line 302 are located, the rotating arc-shaped pressing plate 26 can be easily and gradually pressed, and the bag mouth is prevented from being torn or seriously scratched. Preferably, the top free end of the arcuate platen 26 in the circumferential direction is arcuate to reduce friction and minimize scratching when in contact with the food bag 24.

An upper gland 4 is arranged above the panel 2, and an air pumping mechanism for pumping vacuum is arranged in the upper gland 4 (the prior art and the detailed description is omitted). When last gland 4 presses on mount 3, go up the air exhaust mechanism in gland 4 and can extract the air in food bag 24, go up and be connected through bracing piece 5 between gland 4 and the panel 2, bracing piece 5 can rotate, and when bracing piece 5 rotated, go up gland 4 along with bracing piece 5 synchronous motion and compress tightly on mount 3 to the evacuation. During the concrete preparation, the quantity of mount 3 is a plurality of, and two liang a set of a plurality of mounts 3, be provided with adjustment mechanism 8 between the mount 3 of organizing together, food bag 24 is placed in the region between adjustment mechanism 8 and mount 3, adjustment mechanism 8 can adjust the interval between its self and the mount 3, in order to adapt to not unidimensional food bag 24's the installation of putting, food bag 24's blind end (sack) is taken and is put on mount 3, upper end (top surface) of panel 2 divide into first half district and second half district, first half district and second half district are symmetrical structure, and when last gland 4 rotated two different extreme positions along with bracing piece 5, when turning to two corresponding extreme positions of both sides promptly, it can compress tightly on the mount 3 of first half district or second half district correspondingly to go up gland 4. All be equipped with shifting block 9 in two half districts and drive the food bag 24 and remove, specifically, can select to add an adjustment mechanism 8, then can select to install it on adjustment mechanism 8, promptly: the side of the adjusting mechanism 8 facing the fixing frame 3 is provided with a shifting block 9, the shifting block 9 is mainly used for driving the food bag 24 to move to the edge of the panel for taking, the shifting block 9 can be some elements capable of adhering to the food bag 24, or bar pieces or strips and the like capable of directly pushing the food bag 24 to move, and the skilled person can design and manufacture the food bag adaptively. For the motion execution logic, during the movement of the upper cover 4 away from the first limit position (e.g. the limit position reached in the first half) and towards the second limit position, the pusher 9 in the first half can slide towards one side from the middle position of the upper end of the faceplate 2, i.e. push the food bag 24 towards the outer edge of the faceplate 2. And, in this process, the pressing rod 7 in the first half area can rotate to release the pressing force between the mouth of the food bag 24 and the surface of the fixed frame 3, so that the two can be freely separated, and at this time, the pressing rod 7 in the second half area can rotate to press the mouth of the food bag 24 on the surface of the fixed frame 3, so as to prepare for air suction and vacuum pumping of the air suction mechanism in the upper gland 4 which is about to rotate to the set position of the second half area.

As another embodiment, automatic bag opening laying is used to maximize automation and increase efficiency when compressing the bag openings of the food bags 24. Specifically, the method comprises the following steps: as shown in fig. 10, in the structure of the fixing frame 3 and the pressing rod 7, the arc-shaped pressing plate 26 is embedded with an adhesive plate 33 on a top section in the circumferential direction, and the adhesive plate 33 can be adhered with the food bag 24 when contacting with the food bag; meanwhile, an automatic bag feeding component is also provided, namely a support plate 32 pushed by a hydraulic rod 28 is arranged in a cavity below the panel 2, one side of the support plate 32, which is far away from the hydraulic rod 28, is connected with a jacking spring 29, the jacking spring 29 is connected with a mounting plate 30 stacked with a plurality of food bags 24, an arc-shaped channel 31 for rotating the arc-shaped pressure plate 26 is arranged at the position opposite to the mounting plate 30, after the arc-shaped pressure plate 26 penetrates through the panel 2 and enters the arc-shaped channel 31, the hydraulic rod 28 pushes the support plate 32 to move so that the bag mouth parts of the food bags 24 stacked on the mounting plate 30 are bonded with the bonding plate 33, and therefore, in the process that the arc-shaped pressure plate 26 rotates back to the upper part of the fixing frame 3, at least the bag mouth parts of the food bags 24 are laid on the arc-shaped laying surface of the fixing frame.

In addition, as a modification of the above-mentioned another embodiment, as shown in fig. 11, it is distinguished by the turning direction of the arc-shaped pressing plate 26, the position end of the adhesive plate 33 on the arc-shaped pressing plate 26, and the mounting direction of the automatic bag feeding member and the upward and downward orientation of the mouth of the food bag 24 on the mounting plate 30 are opposite, and at this time, the adhesive plate 33 is in adhesive contact with the closed end of the food bag 24 during the turning back of the arc-shaped pressing plate 26 above the fixing frame 3 (the above-mentioned another embodiment is that the adhesive plate 33 is in adhesive contact with the mouth of the food bag, which is suitable for the case where the texture of the food bag 24 itself is slightly hard, because the mouth of the bag is initially closed tightly and has good integrity), so that the arc-shaped pressing plate 26 performs a circular motion by carrying the closed end of the food bag 24 to lay the food bag 24 on the above-mentioned arc-shaped resting surface of the, so that the final compression is still at the mouth of the food bag 24 for vacuum packaging.

For the above embodiments, the arc-shaped pressing plate 26 may be a single strip-shaped plate or may be a plurality of plates, so that the space between the plates is exposed from the food bag 24 for more smooth vacuum-pumping. Meanwhile, it is also preferable that, as shown in fig. 12, the arc-shaped pressing plate 26 is made into a structure of two sub-pressing plates 2601 arranged in parallel, and the two sub-pressing plates 2601 are connected into a whole through a plurality of pressing springs 27, so that the whole arc-shaped pressing plate 26 has certain elasticity, and can better drive and/or press the mouth of the food bag 24, and the arc-shaped pressing plate 26 is prevented from being stuck when contacting or coming into contact with the food bag 24 during the rotation process.

In addition, in the use process of the device, a user places the food bag 24 to be packaged between the adjusting mechanism 8 and the fixing frame 3, the opening of the food bag 24 not to be packaged is placed on the fixing frame 3, and the pressure rod 7 can press the non-packaged end of the food bag 24 on the fixing frame 3, so that the position of the food bag 24 cannot be changed in the vacuumizing process. When the food bag 24 is placed on the panel 2, the user adjusts the adjusting mechanism 8, so that the non-packaged end of the food bag 24 is positioned on the fixing frame 3, and the packaged end of the food bag just props against the adjusting mechanism 8, thereby facilitating the subsequent placement of the food bag 24 by the user. Put the completion back to food bag 24, the user removes last gland 4 to make on gland 4 can compress tightly mount 3, first extreme position promptly, last gland 4 presses back on mount 3, and evacuation mechanism (prior art) in this device can carry out evacuation processing to food bag 24.

In the process that the upper gland 4 is pressed to the surface of the fixing frame 3 in the first half area, the support rod 5 swings together with the upper gland 4, and the support rod 5 is fixedly connected with the hinge shaft 6, so the hinge shaft 6 rotates together with the upper gland, as shown in fig. 4, the hinge shaft 6 is fixedly connected with the worm 18, the compression rod 7 is fixedly connected with the worm wheel 17, and in the process that the hinge shaft 6 rotates, the worm 18 and the worm wheel 17 are matched with each other, so that the compression rod 7 rotates along with the rotation to press the non-packaging end of the food bag 24, namely the non-packaging end is clamped in the gap between the compression rod 7 and the panel 2, the bag mouth of the food bag 24 is compressed, and the position of the food bag 24 is prevented from moving in the process of vacuumizing.

After the food bag 24 is vacuumized, the upper pressing cover 4 is separated from the fixing frame 3, and after the food bag 24 is separated, the pressing rod 7 can be separated from the fixing frame 3, so that the food bag 24 is separated from a pressed state, and at the moment, the food bag 24 can be taken down. And go up gland 4 in the in-process that moves to the other half district, shifting block 9 that is located the panel 2 intermediate position can move towards the edge direction of panel 2, and the moving direction is the same with the length direction of mount 3, and this length direction is unanimous with the direction of transfer of food bag 24, thereby when shifting block 9 moved, can push away the food bag 24 that the processing was accomplished to the outside of panel 2, thereby made things convenient for the user to take out food bag 24, then along with going on moving of gland 4, depression bar 7 in the other half district can rotate again and compress tightly the sack of food bag 24.

Referring to fig. 3 together, the adjusting mechanism 8 includes two moving blocks 11 arranged in parallel, and the two moving blocks 11 are connected through an adjusting bolt 12, and when the adjusting bolt 12 rotates, the two moving blocks 11 can approach/separate from each other to adjust the distance from each moving block 11 to the respective opposite fixed mount 3, the lower end of the moving block 11 is inserted into the panel 2 to slide linearly under the guiding action of the panel 2, and the moving block 11 is in a long strip-shaped structure, and the length direction of the moving block 11 is parallel to the length direction of the fixed mount 3. The size of the food bag 24 of the same kind of food is the same, and when the user needs to encapsulate the food bag 24 of different sizes, the user needs to adjust the adjusting mechanism 8, and the adjusting bolt 12 is rotated at this moment, and when the adjusting bolt 12 rotates, the two moving blocks 11 can be far away from each other or close to each other, so that the adjustment of the user is facilitated.

As shown in fig. 3, the adjusting bolt 12 is divided into two halves having threads with opposite turning directions, and the adjusting bolt 12 is in threaded connection with the moving blocks 11, so that the two moving blocks 11 can move closer to or farther away from each other when the adjusting bolt 12 is rotated. As shown in fig. 3 and 6, a rotatable chain wheel 14 is arranged in the moving block 11, a chain 13 matched with the chain wheel 14 is connected to the chain wheel 14, the two shifting blocks 9 are fixedly connected to the chain 13, the two shifting blocks 9 are arranged on the chain 13 in a central symmetry manner, so that the shifting blocks 9 gradually approach to the food bags 24 and are pushed to move together when the chain moves. More specifically, the sprocket 14 is driven by a motor (not shown), and during the rotation of the motor-driven sprocket 14, the sprocket 14 rotates a certain number of turns each time, so that the pusher 9 on the upper layer of the chain 13 can push the food bag 24 on the panel 2, which is completely packed, to the outside of the panel 2 for the worker to take, and fig. 7 is a top view of the moving pusher 9 just before the surface of the panel 2 is exposed. The upper end of the panel 2 is provided with a mounting groove, the moving block 11 is positioned in the mounting groove, the bottom of the mounting groove is provided with a limiting groove 16, the lower end of the moving block 11 is fixedly connected with a limiting block 15, and the limiting block 15 is positioned in the limiting groove 16.

As shown in fig. 4, a hinge shaft 6 is fixedly connected to the support rod 5, the support rod 5 rotates around the hinge shaft 6 to realize the movement of the upper gland 4, and a worm 18 is fixedly connected to the hinge shaft 6, as also shown in fig. 13, the worm 18 is an incomplete worm structure with a sector-shaped cross section, a worm wheel 17 is fixedly connected to the pressure rod 7, the worm wheel 17 can be meshed with the worm 18, so that when the hinge shaft 6 rotates, the sector-shaped worm 18 is intermittently meshed with the worm wheel 17, and the pressure rod 7 can be swung back and forth within a predetermined angle range along with the worm wheel 17. Specifically, when the support rod 5 rotates to move the upper gland 4, the hinge shaft 6 fixedly connected to the support rod 5 can rotate along with the support rod 5, the worm 18 is fixedly connected to the hinge shaft 6, the worm 18 also starts to rotate at the moment, the worm 18 is meshed with the worm wheel 17, the worm wheel 17 is fixedly connected to the press rod 7, so that the press rod 7 rotates, the press rod 7 can gradually approach the surface of the fixed frame 3 during the rotation process of the press rod 7, and finally the non-packaging end of the food bag 24 between the press rod 7 and the fixed frame 3 is pressed on the surface of the fixed frame 3.

As a specific implementation detail, further, the control of the operation of the chain 13 is electrically controlled, the rotation of the supporting rod 5 from the first limit position towards the second limit position enabling the electric circuit of the motor driving the chain 13 of the first half-zone, and the return to the first limit position enabling the electric circuit of the motor driving the chain 13 of the second half-zone. Specifically, the method comprises the following steps: in this embodiment, a groove 20 is formed in one side of the panel 2, the number of the grooves 20 is at least one, and may be two, the structures in each groove 20 are the same, a brake lever 21 having a reset function is rotatably disposed in each groove 20, and a conductive plate, i.e., a first conductive plate 3401 and a second conductive plate 3402 in fig. 5, is disposed inside and outside each groove 20, and the two conductive plates are respectively connected to the control circuits of the corresponding chains 13 in the first half area and the second half area, for example, connected to the respective motor switch circuits. A fixed rod 19 is fixedly connected to the support rod 5, and when the fixed rod 19 rotates towards the second limit position along with the support rod 5, the fixed rod 19 can rotate into the groove 20 and extrude the brake rod 21 to enable the brake rod 21 to be in contact with the second conductive sheet 3402, so that the food bag 24 which is subjected to vacuum packaging in the first half area is conveyed to the edge of the panel 3 through the shifting block 9 driven by the chain 13 for taking; on the contrary, when the support rod 5 rotates towards the first half area, the return bar 21 returns to its original position to contact the first conductive strip 3401, so that the food bag in the second half area is transported out. In this embodiment, the conductive sheet is a circuit contact for controlling the rotation of the chain 13, i.e. controlling the power supply of the motor, and the switch rod 21 is a switch blade in the circuit. The control mode has simple and ingenious structure, and realizes circuit conduction by mechanical linkage, thereby timely controlling the chain 13 to rotate in a matching way so as to convey and transfer the food bags 24. More specifically, as shown in fig. 5, a pin 22 is fixed to the brake lever 21, the brake lever 21 can rotate around the pin 22, and a torsion spring 23 is sleeved outside the pin 22. The use of the torsion spring 23 can ensure that when the fixing rod 19 is separated from the brake lever 21, the brake lever 21 and the conducting strip can be naturally separated under the action of the restoring force of the torsion spring 23, so that the brake lever 21 is reset, the circuit is continuously kept disconnected, namely, the chain 13 does not rotate any more, the linkage working mechanism that the food bag 24 is transferred out by the shifting block 9 after the opening of the food bag 24 is loosened by the pressing rod 7 and the fixing frame 3 is skillfully realized, and the structure is simple and reliable.

In this embodiment, a marker band 10 is provided on the fixing frame 3. In the use process of the packaging machine, when a user places the unpackaged food bag 24 on the packaging machine, the user only needs to enable the bag opening to exceed the marking tape 10, and then when the upper pressing cover 4 is pressed downwards, the upper pressing cover 4 can pump out air in the bag.

Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.

Claims

1. The utility model provides a high-efficient food processing vacuum baling equipment which characterized in that: the food bag packaging device comprises a device body, wherein a panel is fixedly connected to the device body, a fixing frame is fixedly connected to the upper end of the panel, a pressure rod is rotatably arranged on the fixing frame, and the pressure rod can tightly press the opening of an unpackaged food bag on the fixing frame; the compression bar comprises an arc-shaped compression plate and a rotary rod, the length direction of the arc-shaped compression plate is consistent with that of the fixing frame, one end of the rotary rod is fixedly connected to one end of the arc-shaped compression plate in the length direction, and the other end of the rotary rod is hinged to the end of the fixing frame in the length direction; the cross section of the fixing frame perpendicular to the length direction of the fixing frame is in a fan shape, the fan-shaped arc lines comprise a first arc line and a second arc line which are connected with each other, the circle center of the second arc line is overlapped with the hinge point of the other end of the rotating rod at the end face of the fixing frame, the gap between the first arc line and the inner wall of the arc-shaped pressing plate is gradually reduced in the upward rotating direction of the arc-shaped pressing plate, and the gap value at the maximum position of the gap is just equal to the distance between the second arc line and the inner wall of the arc-shaped pressing;

an upper gland provided with an air exhaust mechanism is arranged above the panel, the upper gland is connected with the panel through a support rod, the support rod can rotate, and when the support rod rotates, the upper gland moves synchronously along with the support rod and is pressed on the fixing frame; the upper end of the panel is divided into a first half area and a second half area, the first half area and the second half area are in a symmetrical structure, and when the upper gland rotates to the corresponding limit positions towards two sides along with the supporting rod, the upper gland can be respectively pressed on the fixing frames of the first half area and the second half area; the first half area and the second half area are internally provided with poking blocks for driving the food bag to move, and when the upper gland leaves the first limit position and moves towards the second limit position: the shifting block in the first half area can drive the food bag to slide from the middle position of the upper end of the panel to one side, away from the second half area, of the first half area, the pressing rod in the first half area can rotate to enable pressing force between the mouth of the food bag and the surface of the fixing frame to be released, and the pressing rod in the second half area can rotate to enable the mouth of the food bag to be pressed on the surface of the fixing frame.

2. The efficient food processing vacuum bagging apparatus of claim 1, wherein: the quantity of mount is a plurality of, and two liang a set of a plurality of mounts, is provided with adjustment mechanism between the mount in the same group, and the food bag is placed between adjustment mechanism and mount, adjustment mechanism can adjust the interval between its self and the mount.

3. The efficient food processing vacuum bagging apparatus of claim 2, wherein: the shifting block is arranged on one side, facing the fixing frame, of the adjusting mechanism, and the shifting block can be adhered to a food bag or can be a rod piece or a batten capable of pushing the food bag to move.

4. The efficient food processing vacuum bagging apparatus of claim 3, wherein: the two shifting blocks are arranged on the chain, the shifting blocks are driven by the movement of the chain to move so as to push the food bags to move, and the driving motors of the chain are controlled electrically.

5. The efficient food processing vacuum bagging apparatus of claim 1, wherein: the fixing frame (3) is provided with a marking belt, and the position of the marking belt needs to enable the bag mouth of the food bag to exceed the marking belt after the food bag is placed on the panel.