CN111977091A

CN111977091A - Vacuum sealing machine

Info

Publication number: CN111977091A
Application number: CN202010905229.5A
Authority: CN
Inventors: 郑紫欣
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-01
Filing date: 2020-09-01
Publication date: 2020-11-24

Abstract

The invention discloses a vacuum sealing machine, which comprises a shell, a seat body arranged on the shell and provided with a lower vacuum cavity, and a cover body which is provided with an upper vacuum cavity corresponding to the lower vacuum cavity and is rotatably arranged relative to the seat body, wherein a male buckle is arranged on the cover body, and the vacuum sealing machine also comprises: the female buckle is arranged between the shell and the seat body and passes through the seat body to be buckled with the male buckle; the position circuit board is arranged between the shell and the seat body, and a first limit switch and a second limit switch are arranged on the position circuit board; the shifting block is arranged between the shell and the seat body, a shifting piece which can be abutted against the first limit switch or the second limit switch is arranged on the shifting block, and the female buckle is arranged on the shifting block; and the driving mechanism is arranged between the shell and the seat body and can drive the shifting block and the female buckle to synchronously move towards the direction close to or far away from the shell. The automatic vacuum pumping and sealing device can automatically perform vacuum pumping and sealing operations without manual operation of pressing the cover body by a user, can automatically lock and open the cover, and is time-saving, labor-saving and convenient to operate.

Description

Vacuum sealing machine

Technical Field

The invention relates to the technical field of vacuum packaging, in particular to a vacuum sealing machine.

Background

With the improvement of the requirements of people on healthy life, the vacuum preservation of food is more and more important, and the vacuum sealing machine for preserving household food is suitable for transportation.

The invention patent application with application publication number CN108820308A discloses a vacuum sealing machine and a sealing method thereof, which comprises a base and a cover plate hinged on the base, wherein a concave cavity is arranged on the base, a vacuum pump and a circuit board I are arranged in the base, an air suction hole is arranged in the concave cavity, the vacuum pump is communicated with the air suction hole of the concave cavity through a pipeline, and an electric heating wire is arranged outside the concave cavity. The base and the cover plate are fixed through the locking device, when the bag is vacuumized and sealed, the cover plate needs to be lifted, the opening of the bag is placed in the concave cavity, and the sealing position is located in the heating area of the sealing machine; the cover plate is pressed down and locked by the locking device.

If the utility model discloses a utility model patent of grant publication number is CN207497001U again discloses a vacuum preservation machine with vacuum lock catch, see the 24 th paragraph of description, it is through setting up lock catch seal cotton 61 and lower lock catch seal cotton 62, make the user turn over upper cover 1 down, let lock catch seal cotton 61 and lower lock catch seal cotton 62 laminate each other and when carrying out the evacuation to hasp seal chamber 7, this lock catch seal cotton 61 and lower lock catch seal cotton 62 can compress each other under the effect of atmospheric pressure, thereby drive upper envelope seal cotton 31 and lower envelope seal cotton 32 and compress each other, thereby form envelope seal chamber 5 in order to carry out the evacuation to freshness protection package 4, and easy operation is convenient, and traditional mechanical lock catch has been replaced, the machine life has obtained great promotion.

The vacuum sealing machine/vacuum fresh-keeping machine needs to be operated by a user to press down a cover plate/turn down an upper cover, and then vacuum sealing operation is carried out. Therefore, the operation steps of the user are increased, and the use experience of the user is reduced.

Disclosure of Invention

The invention overcomes the defects of the prior art and provides the vacuum sealing machine which does not need manual pressing for buckling, is time-saving and labor-saving and is convenient to operate.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a vacuum sealing machine, includes the casing, install on the casing and have the pedestal of lower vacuum cavity, have the lid that sets up with last vacuum cavity that lower vacuum cavity corresponds and relative pedestal rotation, be equipped with public buckle on the lid, still include:

the female buckle is arranged between the shell and the seat body and passes through the seat body to be buckled with the male buckle;

the position circuit board is arranged between the shell and the seat body, and a first limit switch and a second limit switch are arranged on the position circuit board;

the shifting block is arranged between the shell and the seat body, a shifting piece which can be abutted against the first limit switch or the second limit switch is arranged on the shifting block, and the female buckle is arranged on the shifting block;

the driving mechanism is arranged between the shell and the seat body and can drive the shifting block and the female buckle to synchronously move towards or away from the shell;

when the driving mechanism drives the shifting block and the female buckle to move towards the direction close to the shell, the shifting piece moves from the position abutted against the first limit switch to the position abutted against the second limit switch, and the female buckle drives the cover body to move towards the direction close to the base body through the male buckle until the upper vacuum cavity is attached to the lower vacuum cavity to form the vacuum cavity; when the driving mechanism drives the shifting block and the female buckle to move towards the direction far away from the shell, the shifting piece moves from the position abutted against the second limit switch to the position abutted against the first limit switch, and the female buckle drives the cover body to move towards the direction far away from the base body through the male buckle, so that the upper vacuum cavity is separated from the lower vacuum cavity.

Preferably, be equipped with a storage tank on the stirring piece, female buckle is located the storage tank, is equipped with a pressure spring of connecting stirring piece and female buckle in the storage tank, and one side of keeping away from the pressure spring on the female buckle is equipped with first sloping block, and female buckle is through a round pin axle and stirring piece rotatable coupling, and the outside of stirring the piece is equipped with a protection casing, is equipped with the second sloping block with first sloping block looks adaptation on the inner wall of protection casing, still is equipped with third limit switch on the position circuit board.

Preferably, the driving mechanism comprises a motor, a first gear arranged on an output shaft of the motor, a second gear meshed with the first gear and a rack meshed with the second gear, and the rack and the shifting block are fixed or integrally arranged.

Preferably, the base body is hinged with a control panel, the control panel is fixedly connected with the cover body, the periphery of the cover body is provided with a cover frame fixedly connected with the base body, the base body is provided with a placing opening, and the peripheries of the upper vacuum cavity and the lower vacuum cavity are respectively provided with upper sealing cotton and lower sealing cotton.

Preferably, the air pump further comprises a main circuit board, an air pump, a pipeline, a negative pressure switch and an electromagnetic valve, wherein the main circuit board, the air pump, the pipeline, the negative pressure switch and the electromagnetic valve are arranged between the base body and the shell.

The invention has the beneficial effects that:

according to the vacuum sealing machine, the forming of the vacuum cavity, the automatic vacuumizing and sealing operation can be completed without manually pressing the cover body by a user, the cover can be automatically buckled and opened, time and labor are saved, and the operation is convenient.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the present invention with the cover frame removed;

FIG. 3 is a schematic structural diagram of the seat body of the present invention;

FIG. 4 is a schematic structural diagram of a cover according to the present invention;

FIG. 5 is a schematic view of the present invention with the housing removed;

FIG. 6 is a schematic structural diagram of a driving mechanism and a position circuit board according to an embodiment of the present invention;

FIG. 7 is a schematic structural diagram of a driving mechanism and a position circuit board according to another embodiment of the present invention;

fig. 8 is an exploded view of the toggle block, the female snap and the shield of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-8, a vacuum sealing machine includes a housing 1, a base 2 installed on the housing 1 and having a lower vacuum chamber 21, and a cover 3 having an upper vacuum chamber 31 corresponding to the lower vacuum chamber 21 and rotatably installed with respect to the base 2, wherein the cover 3 is provided with a male buckle 32, and further includes: the female buckle 11 is arranged between the shell 1 and the seat body 2 and passes through the seat body 2 to be buckled with the male buckle 32; a position circuit board 13 which is arranged between the housing 1 and the base body 2 and on which a first limit switch 131 and a second limit switch 132 are arranged; the toggle block 22 is arranged between the shell 1 and the seat body 2, a toggle piece 1245 which can be abutted against the first limit switch 131 or the second limit switch 132 is arranged on the toggle block 22, and the female buckle 11 is arranged on the toggle block 22; the driving mechanism 12 is arranged between the shell 1 and the seat body 2 and can drive the shifting block 22 and the female buckle 11 to synchronously move towards or away from the shell 1; when the driving mechanism 12 drives the toggle block 22 and the female buckle 11 to move in a direction close to the housing 1, the toggle piece 1245 moves from a position abutting against the first limit switch 131 to a position abutting against the second limit switch 132, and the female buckle 11 drives the cover 3 to move in a direction close to the seat body 2 through the male buckle 32 until the upper vacuum cavity 31 and the lower vacuum cavity 21 are attached to form a vacuum cavity; when the driving mechanism 12 drives the toggle block 22 and the female latch 11 to move in a direction away from the housing 1, the toggle piece 1245 moves from a position abutting against the second limit switch 132 to a position abutting against the first limit switch 131, and the female latch 11 drives the lid 3 to move in a direction away from the base 2 through the male latch 32, so that the upper vacuum chamber 31 is separated from the lower vacuum chamber 21.

By adopting the technical scheme, when the vacuum sealing device is used, a user can realize the jointing and the separation of the upper vacuum cavity 31 and the lower vacuum cavity 21 only by controlling the driving mechanism 12, the operation is convenient, time and labor are saved, and the vacuumizing and the sealing operation can be carried out after the upper vacuum cavity 31 and the lower vacuum cavity 21 are jointed and form the vacuum cavities; after the upper vacuum chamber 31 and the lower vacuum chamber 21 are separated, the packaging bag to be sealed can be placed above the lower vacuum chamber 21, so that a new round of vacuum sealing operation can be performed.

As an improved specific implementation manner, an accommodating groove 1241 is provided on the toggle block 22, the female buckle 11 is provided in the accommodating groove 1241, a pressure spring 1242 connecting the toggle block 22 and the female buckle 11 is provided in the accommodating groove 1241, a first inclined block 111 is provided on one side of the female buckle 11 away from the pressure spring 1242, the female buckle 11 is rotatably connected to the toggle block 22 through a pin 112, a protective cover 1243 is provided on an outer side of the toggle block 22, a second inclined block 1244 adapted to the first inclined block 111 is provided on an inner wall of the protective cover 1243, and a third limit switch 133 is further provided on the position circuit board 13.

By adopting the above technical solution, the above structure is provided for realizing the separation of the female buckle 11 and the male buckle 32. As shown in fig. 8, the second inclined block 1244 is disposed at a higher position of the inner wall of the shield 1243, and the first inclined block 111 on the female buckle 11 does not reach the position of the second inclined block 1244 in the normal attaching and detaching process of the upper vacuum chamber 31. When the user wants to clean or perform other operations on the upper vacuum chamber 31 and/or the lower vacuum chamber 21, the female snap 11 needs to be disengaged from the male snap 32, so that the user can open the cover 3. The specific tripping process is as follows: the motor 121 drives the toggle block 22 and the female buckle 11 to move upwards, and when the first inclined block 111 of the female buckle 11 reaches the position of the second inclined block 1244, the female buckle 11 is pressed by the second inclined block 1244 to rotate due to the arrangement of the pressure spring 1242 and the pin 112, so that the female buckle 11 is separated from the male buckle 32.

As a modified embodiment, the driving mechanism 12 includes a motor 121, a first gear 122 disposed on an output shaft of the motor 121, a second gear 123 engaged with the first gear 122, and a rack 124 engaged with the second gear 123, and the rack 124 is fixed to or integrated with the dial block 22.

By adopting the technical scheme, the transmission is stable and reliable, wherein the motor 121 can be a speed reducing motor or a driving motor, and when the driving motor is adopted, a series of gears are required to be used for intermediate transmission. The driving mechanism 12 can also be as shown in fig. 7, wherein the second gear 123 is connected to a gear shaft 125, and the gears on the gear shaft 125 are also connected to the other set of racks 124, so as to satisfy the situation that the male fasteners 32 are disposed on both sides of the cover 3, in this structure, two sets of racks 124 are disposed, two sets of female fasteners 11 are also disposed, and the motor 121 can synchronously drive the two sets of female fasteners 11 and two sets of moving blocks 22.

As a modified embodiment, a control panel 4 is hinged on the base 2, the control panel 4 is fixedly connected with the cover 3, a cover frame 5 fixedly connected with the base 2 is arranged on the periphery of the cover 3, a placing opening 23 is arranged on the base 2, and upper sealing cotton 311 and lower sealing cotton 211 are respectively arranged on the peripheries of the upper vacuum chamber 31 and the lower vacuum chamber 21.

Through adopting the above technical scheme, control panel 4 is articulated with pedestal 2, with lid 3 fixed connection, just make lid 3 relative pedestal 2 can rotate, when lid 3 is opened, can have great space of opening, and the setting of lid frame 5, make overall structure more pleasing to the eye, and the setting of placing mouth 23 is convenient for the wrapping bag to arrange in the top of lower vacuum cavity 21, and the setting of upper seal cotton 311 and lower seal cotton 211, when upper seal cotton 311 and lower seal cotton 211 closely laminate, upper vacuum cavity 31 and lower vacuum cavity 21 alright constitute a vacuum cavity that is used for bleeding

As a modified embodiment, the air-pressure-reducing device further comprises a main circuit board 14, an air pump 15, a pipeline 16, a negative pressure switch 17 and an electromagnetic valve 18 which are arranged between the base body 2 and the shell 1.

In the invention, the specific action process is as follows: firstly, a user places a packaging bag filled with articles above the lower vacuum cavity 21 through the placing opening 23, after the packaging bag is placed, the program automatically starts the motor 121 by operating the control panel 4, and at the moment, the initial position of the poking piece 1245 is located at the first limit switch 131. The poking block 22 and the female buckle 11 move downwards until the upper sealing cotton 311 and the lower sealing cotton 211 are tightly attached to form a vacuum cavity between the upper vacuum cavity 31 and the lower vacuum cavity 21, the poking piece 1245 is located at the position of the second limit switch 132, the motor 121 stops rotating at the moment, the air pump 15 is started to pump out air in the vacuum cavity and the packaging bag, the heating sealing operation is started after the negative pressure switch 17 detects a corresponding negative pressure value, and after the sealing time is up, the motor 121 rotates reversely to enable the poking piece 1245 to return to the initial position of the first limit switch 131 from the position of the second limit switch 132, so that the vacuum sealing operation is completed, a user can take out the packaging bag, and automatic vacuumizing and sealing operations are completed without manually pressing the cover body 3 by the user. When the cover 3 needs to be opened, the motor 121 rotates by operating the control panel 4, the rack 124 and the female buckle 11 move upward, when the toggle piece 1245 is located at the position of the third limit switch 133, the female buckle 11 and the male buckle 32 can be separated, at this time, the motor 121 stops rotating, and the user can open the cover 3 as a whole. When detecting that the user has an action of opening the upper cover, the motor 121 rotates to drive the rack 124 to move down, so that the poking piece 1245 returns to the initial position of the first limit switch 131, after the user finishes cleaning or other operations, the cover body 3 is covered back, the male buckle 32 is buckled with the female buckle 11, the whole machine returns to the initial position, and then the subsequent vacuum sealing operation on the packaging bag can be conveniently carried out.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a vacuum sealing machine, includes the casing, install on the casing and have the pedestal of lower vacuum cavity, have the lid that sets up with last vacuum cavity that lower vacuum cavity corresponds and relative pedestal rotation, is equipped with public buckle on the lid, its characterized in that still includes:

2. The vacuum sealing machine according to claim 1, wherein the toggle block is provided with a receiving groove, the female snap is disposed in the receiving groove, a pressure spring connecting the toggle block and the female snap is disposed in the receiving groove, a first inclined block is disposed on one side of the female snap remote from the pressure spring, the female snap is rotatably connected to the toggle block through a pin, a protective cover is disposed on an outer side of the toggle block, a second inclined block adapted to the first inclined block is disposed on an inner wall of the protective cover, and a third limit switch is further disposed on the position circuit board.

3. The vacuum sealing machine according to claim 1 or 2, wherein the driving mechanism comprises a motor, a first gear arranged on an output shaft of the motor, a second gear engaged with the first gear, and a rack engaged with the second gear, and the rack is fixed with or integrated with the toggle block.

4. The vacuum sealing machine as claimed in claim 3, wherein the base is hinged with a control panel, the control panel is fixedly connected with the cover, the cover is provided with a cover frame fixedly connected with the base at the periphery, the base is provided with a placing opening, and the upper vacuum chamber and the lower vacuum chamber are respectively provided with upper sealing cotton and lower sealing cotton at the periphery.

5. The vacuum sealing machine according to claim 4, further comprising a main circuit board, an air pump, a pipeline, a negative pressure switch and an electromagnetic valve arranged between the base body and the shell.