CN112340098A

CN112340098A - Inert gas filling and packaging machine with air pressure detection function

Info

Publication number: CN112340098A
Application number: CN202110009378.8A
Authority: CN
Inventors: 曾兰蓝
Original assignee: Nanjing Shuiguyun Trading Co ltd
Current assignee: Guangxi Ruizhi Machinery Co ltd
Priority date: 2021-01-05
Filing date: 2021-01-05
Publication date: 2021-02-09
Anticipated expiration: 2041-01-05
Also published as: CN112340098B

Abstract

The invention discloses an inert gas filling and packaging machine with air pressure detection, which comprises a machine body, wherein a filling cavity with an outward opening is arranged at the lower end in the machine body, the packaging machine automatically clamps the packaging bag and fills inert gas inwards through the rotation action of the conveying block which can only rotate for half a circle, the air pressure in the air pressure chamber can be reflected by the amount of inert gas entering the package within the fixed rotation time of the transport block, the packaging bag can be automatically sealed after rotating for half a circle and air pressure detection is carried out, when the air pressure is detected to be normal, inert gas filling and edge sealing processing of the packaging bag are completed, and the packaging bag is absorbed at the left side of the filling cavity for taking out, if the detected air pressure is insufficient, the packaging bag is conveyed back to the right side of the filling cavity by the conveying belt for removing, thereby can in time avoid aerifing the not enough phenomenon emergence of wrapping bag, and this packagine machine improves the efficiency of packing greatly through with centre gripping, aerify and banding function collection in an organic whole.

Description

Inert gas filling and packaging machine with air pressure detection function

Technical Field

The invention relates to the field of packaging machines, in particular to an inert gas filling packaging machine with a gas pressure detection function.

Background

The food and some easily-reacting substances in daily life need to be packaged, stored and transported, and the inert gas is filled into the packaging bag to prolong the storage time of the food or prevent the easily-reacting substances from generating relevant reactions, so that a packaging machine is needed to package the substances.

At the present stage, most of packaging machines have the functions of sealing and inflating, but cannot clamp, inflate and seal the packaging bags continuously and integrally, and cannot automatically detect the air pressure to remind the user of supplementing the inert gas when the packaging bags are filled with the inert gas, so that the phenomenon of insufficient inflation easily occurs in the packaging bags at the later stage.

Disclosure of Invention

The invention aims to solve the technical problem of providing an inert gas filling and packaging machine with air pressure detection, and solving the problems that the air pressure of filling gas cannot be detected and the like.

The invention is realized by the following technical scheme.

The inert gas filling and packaging machine with the air pressure detection function comprises a machine body, wherein a filling cavity with an outward opening is formed in the lower end in the machine body, an automatic filling and edge sealing mechanism for automatically inflating, filling and sealing a packaging bag is arranged in the middle of the filling cavity, and an air pressure detection mechanism for detecting the pressure intensity of filling gas is arranged at the left end in the filling cavity;

the automatic filling and edge sealing mechanism comprises a storage block which is rotatably connected in the upper inner wall in the middle of the filling cavity, a conveying block which is positioned in the filling cavity is fixed on the lower end face of the storage block, air pressure cavities for loading inert gases are arranged in the storage block and the conveying block, a valve for adding the inert gases into the air pressure cavities is arranged in the upper inner wall of the air pressure cavity, clamping cavities with openings facing to the right are arranged in the right ends of the conveying blocks, a gas outlet pipeline with the right end extending into the clamping cavities is fixed in the right inner wall of the lower end of the air pressure cavity, partition cavities with openings facing to the gas outlet cavities are arranged in the upper inner wall and the lower inner wall of the left end of the gas outlet pipeline, partition plates capable of moving up and down are arranged in the partition cavities, a pressure spring is connected between one end face of each partition plate, far away from the gas outlet cavity, and, the right end of the conveying block is provided with a linkage cavity positioned outside the cavity of the rotary drum, the middle of the air outlet pipeline is rotatably connected with the rotary drum positioned in the linkage cavity, the rotary drum is provided with a driven belt pulley, the left sides of the upper end and the lower end of the linkage cavity are respectively provided with a rope pulley cavity, the left inner wall of the rope pulley cavity is internally provided with a displacement cavity with a rightward opening, a displacement block capable of moving left and right is arranged in the displacement cavity, an elastic spring is connected between the left end surface of the displacement block and the inner wall of the displacement cavity, the left end surface of the displacement block is connected with one end of a stay wire penetrating out of the inner wall of the displacement cavity, the right end of the displacement block is rotated with a rotary rod with the right end extending into the rope pulley cavity, the right end of the rotary rod is provided with a driven friction wheel, the left end of the rotary, one end of a cord which penetrates out of the inner wall of the cord wheel cavity is wound on the reel, one end face of the partition board far away from the air outlet cavity is connected with the other end of the cord which penetrates out of the inner wall of the partition board cavity far away from the air outlet cavity and is on the same side as the partition board, a telescopic cavity with a downward opening is arranged at the left lower end of the conveying block, a telescopic block capable of moving up and down is arranged in the telescopic cavity, an extension spring is connected between the upper end surface of the extension block and the upper inner wall of the extension cavity, the upper end surface of the extension block is connected with one end of two pull wires penetrating out of the upper inner wall of the extension cavity, the left end surfaces of the two displacement blocks are respectively connected with the other end of one pull wire penetrating out of the left inner wall of the displacement cavity, a limiting cavity with an upward opening is arranged in the lower inner wall at the right end of the filling cavity, and a one-way bearing is connected between the rotary drum and the rotary drum cavity.

Further, carry the upper and lower both ends of piece right-hand member all be equipped with one with the linkage chamber is in two band pulley chambeies of same vertical direction, two band pulley chamber right side all is equipped with an outside open slot of opening, it has one to stretch into the homonymy to rotate on the left inner wall of band pulley chamber axis of rotation in the open slot, the axis of rotation right-hand member is equipped with and is located rotary gear in the open slot, the axis of rotation left end is equipped with and is located the driving pulley of band pulley intracavity, two driving pulley with the transmission is connected with same belt between the driven pulley, press from both sides the upper and lower both ends in chamber and all be equipped with a tight piece of clamp that can up-and-down motion, two from top to bottom press from both sides the upper and lower terminal surface of piece respectively with press from both sides and be connected with two extension spring on the tight chamber between the inner wall, be equipped with the opening orientation in the middle of the tight piece semicircle The removal rack, the upside remove before the rack terminal surface with rotatory gear engagement, the downside remove the rack rear end face with rotatory gear engagement, all be equipped with an opening orientation in the upper and lower inner wall of packing chamber right-hand member fill the intracavity and with two the open slot is in two opening chambers of same vertical direction, two from top to bottom remove the rack and keep away from a terminal surface that presss from both sides tight chamber all is fixed with one end and can stretches into one semicircle piece in the opening chamber, press from both sides tight intracavity and placed one and be located the wrapping bag of packing intracavity right-hand member.

Further, the air pressure detection mechanism comprises a fixed plate fixed at the lower end of the right end face of the conveying block, a support cavity with an upward opening is arranged in the fixed plate, an upper trapezoidal block which can move up and down and can penetrate through the lower inner wall of the support cavity at the lower end is arranged in the support cavity, two support springs are connected between the lower end face of the upper end of the upper trapezoidal block and the lower inner wall of the support cavity, a lower heat sealing block is fixed on the upper end face of the left end of the fixed plate, an electrifying plate electrically connected with the lower heat sealing block is fixed at the lower end of the left end of the fixed plate, a transmission cavity is arranged at the left side of the upper end of the storage block, a driven cavity is arranged at the lower side of the transmission cavity, a movable cavity with an upward opening is arranged in the lower inner wall of the right end of the driven cavity, a transmission shaft extending into the lower inner wall, the storage device is characterized in that a half circle of semicircular tooth blocks meshed with the transmission gear are fixed on the rear side wall of the upper end of the storage block, a rotating rod extending into the lower inner wall of the filling cavity is fixed on the lower end face of the middle of the conveying block, and a torsion spring is connected between the rotating rod and the lower inner wall of the filling cavity.

Furthermore, a spline cavity with a downward opening is arranged at the lower end of the transmission shaft, a transmission rod which can move up and down and the upper end of which extends into the spline cavity is arranged in the movable cavity, a driving bevel gear which is positioned in the driven cavity is arranged at the upper end of the transmission rod, a sliding plate cavity with a downward opening is arranged at the lower end of the transmission rod, a sliding plate which can slide in the sliding plate cavity is arranged in the sliding plate cavity, an elastic spring is connected between the lower end surface of the sliding plate and the lower inner wall of the movable cavity, one end of a connecting rope which penetrates out of the lower inner wall of the movable cavity is connected to the lower end surface of the sliding plate, the other end of the connecting rope is connected with the left end surface of the storage block, a moving cavity with a rightward opening is arranged in the left inner wall of the driven cavity, a moving plate which can move left and right in the, the movable plate is characterized in that a rotating block is rotatably arranged on the inner wall of the middle side of the driven cavity, a spline groove with a leftward opening is formed in the rotating block, a driven shaft with a right end extending into the spline groove is rotatably arranged at the right end of the movable plate, one rotating block is fixedly arranged at the right end of the rotating block, a driven bevel gear located on the lower side of the driving bevel gear is arranged at the right end of the movable plate, and a sector gear is arranged in the middle of the.

Furthermore, a heat-sealing cavity which penetrates through the lower inner wall of the driven cavity and the lower end of which is communicated with the filling cavity is arranged in the upper inner wall at the right end of the driven cavity, an upper heat sealing block which can move up and down and the front end surface of which is meshed with the sector gear is arranged in the heat sealing cavity, a return spring is connected between the upper end surface of the upper heat-sealing block and the upper inner wall of the heat-sealing cavity, the upper end surface of the upper heat-sealing block is connected with one end of a rope which penetrates out of the upper inner wall of the heat-sealing cavity, the right end face of the moving plate is connected with the other end of the rope which penetrates out of the right inner wall of the moving cavity, an electrifying block is fixed in the lower inner wall at the left end of the filling cavity, an electrifying block is fixed in the left inner wall at the upper end of the heat-sealing cavity, the electric connection piece has the electric wire with external electric connection, go up the heat-seal block inner upper end be fixed with one can with connect the contact piece that the electric connection piece contacted circular telegram, the circular telegram piece with the electric connection has the electric wire between the electric connection piece.

Furthermore, an adsorption cavity with a downward opening is arranged in the upper inner wall at the left end of the filling cavity, an adsorption block capable of moving up and down is arranged in the adsorption cavity, two connecting springs are connected between the upper end surface of the adsorption block and the upper inner wall of the adsorption cavity, a linkage rack with the upper end penetrating through the upper and lower inner walls of the driven cavity is fixed on the upper end surface in the middle of the adsorption block, a piston cavity with a downward opening is arranged in the adsorption block, a piston plate capable of moving up and down in the piston cavity is arranged in the piston cavity, two connecting springs are connected between the upper end surface of the piston plate and the upper inner wall of the piston cavity, a fixed magnet is fixed on the upper end in the middle of the piston plate, an electromagnet is fixed in the upper inner wall in the middle of the piston cavity, a compression cavity with an upward opening is arranged in the lower inner wall at the left end of the filling cavity, and a lower trapezoidal, two compression springs are connected between the lower end surface of the lower trapezoidal block and the lower inner wall of the compression cavity, a pressure sensor is fixed on the lower inner wall in the middle of the lower trapezoidal block, the pressure sensor can sense and control the electromagnet to work at regular time, the upper inner wall and the lower inner wall of the left end of the filling cavity are respectively provided with a stop block cavity which has an opening facing the filling cavity and is positioned at the upper side and the lower side of the left end of the conveying block, a stop block capable of moving up and down is arranged in the stop block cavity, an extrusion spring is connected between one end surface of the stop block far away from the filling cavity and one inner wall of the stop block cavity, one end face of the check block far away from the filling cavity is connected with one end of a tension rope penetrating out of the inner wall of the check block cavity, the right end face of the upper end of the linkage rack is connected with the other ends of the two tension ropes, and the right end of the driven shaft is provided with a sliding gear located on the left side of the linkage rack.

The invention has the beneficial effects that: this packagine machine presss from both sides tightly and inwards fills inert gas to the wrapping bag through the transport piece rotation action that only can rotate half a circle is automatic, then can reflect the atmospheric pressure in the atmospheric pressure intracavity through the inert gas's that gets into in the fixed rotation time of transport piece volume, can be sealed and carry out atmospheric pressure detection by the automation after the rotatory half a circle of wrapping bag, when detecting the atmospheric pressure normally, accomplish the inert gas to the wrapping bag and pack and handle with the banding, and adsorb the wrapping bag and fill the chamber left side so that take out, if detect when atmospheric pressure is not enough, the wrapping bag then by the right side of conveyer belt backfill chamber so that reject, thereby can in time avoid aerifing not enough phenomenon to the wrapping bag and take place, and this packagine machine is through with the centre gripping, aerify and the banding function collection efficiency that improves the packing greatly in.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic diagram of the structure at A in FIG. 1 according to an embodiment of the present invention;

FIG. 3 is a schematic diagram of the structure at B in FIG. 1 according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram at C-C in FIG. 1 according to an embodiment of the present invention.

Detailed Description

The invention will now be described in detail with reference to fig. 1-4, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

Combine fig. 1-4 an inert gas with atmospheric pressure detects fills packagine machine, including organism 10, the lower extreme is equipped with the outside chamber 51 of packing of opening in the organism 10, it is equipped with automatic filling bag banding mechanism 115 of filling and sealing to carry out automatic inflation to the wrapping bag to fill the centre in the chamber 51, it is equipped with the atmospheric pressure detection mechanism 114 that carries out pressure detection to filling gas to fill the left end in the chamber 51, automatic filling bag banding mechanism 115 is including rotating the storage piece 98 of connection in the upper inner wall in the middle of filling the chamber 51, the terminal surface is fixed with to be located the transport block 12 in the chamber 51 under the storage piece 98, be equipped with the atmospheric pressure chamber 99 of same installation inert gas in the storage piece 98 and the transport block 12, be equipped with the valve 96 to add inert gas in the atmospheric pressure chamber 99 in the upper inner wall of atmospheric pressure chamber 99, be equipped with the right-hand clamp chamber 108 of opening in the transport block 12, an air outlet pipeline 65 with the right end extending into the clamping cavity 108 is fixed in the right inner wall at the lower end of the air pressure cavity 99, a partition cavity 62 with an opening facing the air outlet cavity 64 is respectively arranged in the upper and lower inner walls at the left end of the air outlet pipeline 65, a partition 63 capable of moving up and down is arranged in the partition cavity 62, a pressure spring 61 is connected between one end surface of the partition 63 far away from the air outlet cavity 64 and the inner wall of the partition cavity 62, a drum cavity 75 with an outward opening is arranged in the middle of the air outlet pipeline 65, a linkage cavity 71 positioned outside the drum cavity 75 is arranged at the right end of the conveying block 12, a drum 74 positioned in the linkage cavity 71 is rotatably connected in the middle of the air outlet pipeline 65, a driven pulley 73 is arranged on the drum 74, a rope pulley cavity 68 is respectively arranged on the left sides of the upper and lower ends of the linkage cavity 71, and a displacement cavity 78 with an opening facing right is arranged, a displacement block 76 capable of moving left and right is arranged in the displacement cavity 78, an elastic spring 79 is connected between the left end surface of the displacement block 76 and the inner wall of the displacement cavity 78, the left end surface of the displacement block 76 is connected with one end of a pull wire 80 penetrating out of the inner wall of the displacement cavity 78, the right end of the displacement block 76 rotates to form a rotating rod 66 with the right end extending into the rope wheel cavity 68, the right end of the rotating rod 66 is provided with a driven friction wheel 69, the left end of the rotating rod 74 is fixedly provided with a driving friction wheel 70 capable of rubbing with the two driven friction wheels 69, the left end of the rotating rod 66 is provided with a winding wheel 67, one end of a rope 60 penetrating out of the inner wall of the rope wheel cavity 68 is wound on the winding wheel 67, one end surface of the partition plate 63 far away from the air outlet cavity 64 is connected with the other end of the rope 60 penetrating out of the inner wall of the air outlet cavity 62 and on the same side, the left lower end of the conveying block 12 is provided with a telescopic cavity 52 with a downward opening, a telescopic block 11 capable of moving up and down is arranged in the telescopic cavity 52, a telescopic spring 53 is connected between the upper end surface of the telescopic block 11 and the upper inner wall of the telescopic cavity 52, the upper end surface of the telescopic block 11 is connected with two ends of a stay wire 80 penetrating out of the upper inner wall of the telescopic cavity 52, the left end surfaces of the two displacement blocks 76 are respectively connected with one end of the stay wire 80 penetrating out of the left inner wall of the displacement cavity 78, a limiting cavity 39 with an upward opening is arranged in the lower inner wall at the right end of the filling cavity 51, and a one-way bearing is connected between the rotary drum 74 and the rotary drum cavity 75.

Beneficially, two pulley cavities 41 which are in the same vertical direction as the linkage cavity 71 are respectively arranged at the upper end and the lower end of the right end of the conveying block 12, an open slot 34 with an outward opening is respectively arranged at the right sides of the two pulley cavities 41, a rotating shaft 94 which extends into the open slot 34 at the same side is rotated on the left inner wall of the pulley cavity 41, a rotating gear 43 which is located in the open slot 34 is arranged at the right end of the rotating shaft 94, a driving pulley 40 which is located in the pulley cavity 41 is arranged at the left end of the rotating shaft 94, the same belt 72 is connected between the two driving pulleys 40 and the driven pulley 73 in a transmission manner, clamping blocks 109 which can move up and down are respectively arranged at the upper end and the lower end of each clamping block 108, two extension springs 110 are respectively connected between the upper end face and the lower end face of each clamping block 109 and the upper inner wall of the clamping cavity 108, a semicircular cavity 36 which opens towards the air, it stretches into the homonymy to press from both sides tight piece 109 and keeps away from fixed one on an terminal surface of outlet duct 65 remove rack 35 in the open slot 34, the upside remove before the rack 35 terminal surface with rotatory gear 43 meshes, the downside remove rack 35 rear end face with rotatory gear 43 meshes, all be equipped with an opening orientation in the upper and lower inner wall of filling chamber 51 right-hand member fill in the chamber 51 and with two open slot 34 is in two open cavity 33 of same vertical direction, two from top to bottom remove rack 35 and keep away from a terminal surface of pressing from both sides tight chamber 108 all is fixed with one end and can stretches into one semicircle piece 45 in the open cavity 33, it is located to place one in the tight chamber 108 of clamp the wrapping bag 50 of filling chamber 51 inner right-hand member.

Beneficially, the air pressure detecting mechanism 114 includes a fixed plate 46 fixed at the lower end of the right end face of the conveying block 12, a support cavity 48 with an upward opening is arranged in the fixed plate 46, an upper trapezoidal block 49 capable of moving up and down and having a lower end penetrating through the lower inner wall of the support cavity 48 is arranged in the support cavity 48, two support springs 47 are connected between the lower end face of the upper end of the upper trapezoidal block 49 and the lower inner wall of the support cavity 48, a lower heat sealing block 44 is fixed at the upper end face of the left end of the fixed plate 46, an energizing plate 42 electrically connected with the lower heat sealing block 44 is fixed at the lower end of the left end of the fixed plate 46, a transmission cavity 90 is arranged at the left side of the upper end of the storage block 98, a driven cavity 19 is arranged at the lower side of the transmission cavity 90, a movable cavity 104 with an upward opening is arranged in the lower inner wall of the right end of the driven cavity 19, the transmission shaft 93 upper end is equipped with and is located transmission gear 91 in the transmission chamber 90, be fixed with half a circle on the back lateral wall of storage piece 98 upper end with the semicircle tooth piece 97 of transmission gear 91 meshing, be fixed with on the lower terminal surface in the middle of the transport block 12 and stretch into the bull stick 37 in the inner wall under the packing chamber 51, bull stick 37 with be connected with torsion spring 38 under the packing chamber 51 between the inner wall.

Beneficially, a spline cavity 95 with a downward opening is arranged at the lower end of the transmission shaft 93, a transmission rod 100 with a downward opening and an upper end extending into the spline cavity 95 is arranged in the movable cavity 104, a driving bevel gear 107 positioned in the driven cavity 19 is arranged at the upper end of the transmission rod 100, a sliding plate cavity 101 with a downward opening is arranged at the lower end of the transmission rod 100, a sliding plate 102 capable of sliding in the sliding plate cavity 101 is arranged in the sliding plate cavity 101, an elastic spring 105 is connected between the lower end surface of the sliding plate 102 and the lower inner wall of the movable cavity 104, one end of a connecting rope 103 penetrating out of the lower inner wall of the movable cavity 104 is connected to the lower end surface of the sliding plate 102, the other end of the connecting rope 103 is connected to the left end surface of the storage block 98, a moving cavity 22 with a rightward opening is arranged in the left inner wall of the driven cavity 19, a moving plate 21 capable of leftward and rightward, a tension spring 23 is connected between the left end face of the moving plate 21 and the left inner wall of the moving cavity 22, a rotating block 16 is rotated on the inner wall of the middle side of the driven cavity 19, a left-opened spline groove 15 is formed in the rotating block 16, a driven shaft 20 with the right end extending into the spline groove 15 is rotated at the right end of the moving plate 21, a gear 82 is fixed at the right end of the rotating block 16, a driven bevel gear 106 located on the lower side of the driving bevel gear 107 is arranged at the right end of the gear 82, and a sector gear 81 is arranged in the middle of the gear 82.

Beneficially, a heat-seal cavity 87 which penetrates through the lower inner wall of the driven cavity 19 and is communicated with the filling cavity 51 at the lower end is arranged in the upper inner wall at the right end of the driven cavity 19, an upper heat-seal block 85 which can move up and down and is meshed with the sector gear 81 at the front end is arranged in the heat-seal cavity 87, a return spring 88 is connected between the upper end surface of the upper heat-seal block 85 and the upper inner wall of the heat-seal cavity 87, the upper end surface of the upper heat-seal block 85 is connected with one end of a rope 89 which penetrates out of the upper inner wall of the heat-seal cavity 87, the right end surface of the moving plate 21 is connected with the other end of the rope 89 which penetrates out of the right inner wall of the moving cavity 22, an electrifying block 31 is fixed in the lower inner wall at the left end of the filling cavity 51, an electrifying block 83 is fixed in the left inner wall at the upper end of the heat-seal cavity 87, the electrifying block 83 is electrically connected with an, an electric wire 32 is electrically connected between the electrifying block 31 and the electrifying block 83.

Beneficially, an adsorption cavity 14 with a downward opening is arranged in the upper inner wall of the left end of the filling cavity 51, an adsorption block 26 capable of moving up and down is arranged in the adsorption cavity 14, two connecting springs 25 are connected between the upper end surface of the adsorption block 26 and the upper inner wall of the adsorption cavity 14, a linkage rack 18 with an upper end penetrating through the upper and lower inner walls of the driven cavity 19 is fixed on the upper end surface of the middle of the adsorption block 26, a piston cavity 111 with a downward opening is arranged in the adsorption block 26, a piston plate 57 capable of moving up and down in the piston cavity 111 is arranged in the piston cavity 111, two connecting springs 56 are connected between the upper end surface of the piston plate 57 and the upper inner wall of the piston cavity 111, a fixed magnet 58 is fixed on the upper end of the middle of the piston plate 57, an electromagnet 59 is fixed in the upper inner wall of the middle of the piston cavity 111, and a compression cavity 29 with an upward opening is arranged in the lower inner wall of the left, a lower trapezoidal block 27 capable of moving up and down is arranged in the compression cavity 29, two compression springs 28 are connected between the lower end surface of the lower trapezoidal block 27 and the lower inner wall of the compression cavity 29, a pressure sensor 30 is fixed on the lower inner wall in the middle of the lower trapezoidal block 27, the pressure sensor 30 can sense and control the electromagnet 59 to work at regular time, a stopper cavity 55 with an opening facing the filling cavity 51 and positioned at the upper side and the lower side of the left end of the conveying block 12 is arranged in each of the upper inner wall and the lower inner wall of the left end of the filling cavity 51, a stopper 54 capable of moving up and down is arranged in each stopper cavity 55, an extrusion spring 13 is connected between one end surface of the stopper 54 far away from the filling cavity 51 and one inner wall of the stopper cavity 55, one end surface of the stopper 54 far away from the filling cavity 51 is connected with one end of a tension rope 17 penetrating out of the inner wall of the stopper cavity 55, and the right end surface of the upper end, the right end of the driven shaft 20 is provided with a sliding gear 24 positioned on the left side of the linkage rack 18.

In an initial state, the two semicircular blocks 45 respectively extend into the open cavity 33 under the action of the two extension springs 110, the two clamping blocks 109 are respectively located at the upper side and the lower side of the air outlet pipe 65, both the two ropes 60 are in a loose state, the two partition plates 63 respectively seal the air outlet cavity 64 under the action of one pressure spring 61, the connecting rope 103 is in a loose state, and the driving transmission rod 100 drives the driving bevel gear 107 to be located at the upper side of the driven bevel gear 106 and to be in a disengaged state with the driven bevel gear 106 under the action of the elastic spring 105.

One end of an opening of a packaging bag 50 filled with articles extends into a clamping cavity 108 through the right end of a filling cavity 51, an air outlet pipeline 65 extends into the opening of the packaging bag 50, at the moment, a power supply of a motor 92 is communicated to control the motor 92 to work, so that a transmission shaft 93 and a transmission rod 100 in spline connection with the transmission shaft 93 are driven to rotate, a transmission gear 91 and a driving bevel gear 107 are driven to rotate, the transmission gear 91 rotates to drive a storage block 98 meshed with the transmission gear through a semicircular tooth block 97 to rotate for a half circle, the storage block 98 rotates to drive a conveying block 12 to rotate, the conveying block 12 rotates to drive two semicircular blocks 45 to rotate and extrude from two opening cavities 33, the two semicircular blocks 45 move towards the clamping cavity 108 under the extrusion action of the inner wall of the filling cavity 51, so as to drive a movable rack 35 and a clamping block 109 to move towards the clamping cavity 108, and the two clamping blocks 109 clamp the, the right end of the air outlet pipe 65 is enclosed and sealed by the two semicircular cavities 36, so that the clamping and sealing process of the opening of the packaging bag 50 is completed, so that the packaging bag 50 is filled with air at a later stage, the two moving racks 35 move to respectively drive the two rotating gears 43 engaged with the two moving racks to rotate, so as to drive the rotating shaft 94 and the driving pulleys 40 on the rotating shaft 94 to rotate, the two driving pulleys 40 rotate to drive the driven pulleys 73 to rotate through the belt 72, so as to drive the rotating drum 74 and the driving friction wheel 70 to rotate, the driving friction wheel 70 rotates to drive the limiting cavities 39 engaged with the driving friction wheel to rotate, so as to drive the rotating rod 66 and the winding wheel 67 on the rotating rod 66 to rotate, the two winding wheels 67 rotate to tighten the two ropes 60, the two partition plates 63 move under the pulling force of the ropes 60 to open the left end of the air outlet cavity 64, and high-pressure, the process of half-circle rotation of the conveying block 12 is the process of filling the packaging bag 50 with inert gas, when the storage block 98 and the conveying block 12 rotate for half a circle, the telescopic block 11 is driven to rotate for half a circle and is positioned at the upper side of the limit cavity 39, the telescopic block 11 which loses the extrusion of the lower inner wall of the filling cavity 51 extends into the limit cavity 39 under the elastic force action of the telescopic spring 53, so that the two pull wires 80 are tensioned, the two displacement blocks 76 move leftwards under the tensile force action of the pull wires 80 and drive the two driven friction wheels 69 to be separated from the friction connection with the driving friction wheel 70, the two reels 67 lose the limitation, the two partition plates 63 reclose the gas outlet cavity 64 under the elastic force action of the pressure spring 61, and at the moment, the filling of the packaging bag 50 with inert gas;

when the sealing is carried out, the storage block 98 rotates for half a circle and then tensions the connecting rope 103, the transmission rod 100 moves downwards under the tension of the connecting rope 103, thereby driving the drive bevel gear 107 to move downward to be engaged with the driven bevel gear 106, the drive bevel gear 107 rotates to drive the driven bevel gear 106 engaged therewith to rotate, thereby driving the rotating block (16) which is fixedly connected with the rotating block (82) and the rotating block (82) to rotate, thereby driving the driven shaft (20) which is connected with the spline grooves (15) in the rotating block (16), the sector gear (81) drives the upper heat-sealing block (85) to move downwards when being driven to be meshed with the front end surface of the upper heat-sealing block (85) by rotation, when the lower end of the upper heat-seal block 85 collides with the opening of the filling chamber 51 located at the left side of the filling chamber 51, the contact block 86 on the upper heat-seal block 85 is contacted with the electrifying block 83 for electrifying, the electrifying plate 42 rotates for half a turn to be contacted with the electrifying block 31, the opening of the packing bag 50 is sealed by the lower ends of the lower heat-seal block 44 and the upper heat-seal block 85;

when the pressure intensity is detected, the rope 89 is slowly tensioned in the downward movement process of the upper heat-sealing block 85, when the packaging bag 50 is sealed by the upper heat-sealing block 85, the rope 89 is just completely tensioned, at the moment, the moving plate 21 moves rightwards under the action of the tension of the rope 89, so that the sliding gears 24 on the driven

shafts

20 and 20 are driven to move rightwards, the sliding gears 24 move rightwards and are meshed with the front end face of the linkage rack 18, so that the linkage rack 18 and the adsorption block 26 are driven to move downwards, the linkage rack 18 moves downwards to tension the tension rope 17, the two stoppers 54 move upwards under the action of the tension rope 17, at the moment, the two semicircular blocks 45 can enter the stopper cavities 55 under the action of the tension spring 110, so that the two clamping blocks 109 are driven to move to just loosen the packaging bag 50, when the conveying block 12 is reversely reset, the two semicircular blocks 45 firstly go out, the telescopic block 11 goes out of the limiting cavity 39 again, so that the cord 60 is not tensioned through mechanical transmission when the semicircular block 45 is recompressed, the adsorption block 26 moves downwards to extrude the sealed packaging bag 50, if the pressure in the air pressure cavity 99 is reduced due to insufficient gas in the air pressure cavity 99, sufficient inert gas cannot be filled into the packaging bag 50 through the half-circle rotating time of the conveying block 12, the packaging bag 50 has a smaller volume, the adsorption block 26 moves downwards and cannot extrude the upper trapezoidal block 49 downwards through extruding the packaging bag 50, the upper trapezoidal block 49 cannot push the lower trapezoidal block 27 on the lower side downwards to be contacted and inducted with the pressure sensor 30, the electromagnet 59 does not work at the moment, when the sector gear 81 rotates and is disengaged from the upper heat-sealing block 85 without a toothed part, the upper heat-sealing block 85 moves upwards under the tension of the return spring 88 to reset, the moving plate 21 moves leftwards to reset without the pulling force of the rope 89 and drives the sliding gear 24 to move leftwards to disengage with the linkage rack 18, the adsorption block 26 moves upwards to reset under the pulling force of the connecting spring 25, at this time, the motor 92 can be turned off, the storage block 98 and the conveying block 12 rotate backwards to reset under the twisting action of the torsion spring 38, the expansion block 11 extrudes out of the limit cavity 39 and loosens the two pull wires 80 again, the displacement block 76 without the pulling force of the pull wires 80 moves rightwards to reset under the elastic force of the elastic spring 79, thereby driving the driven friction wheel 69 to move rightwards to be in frictional connection with the driven friction wheel 69 again, when the filling cavity 51 rotates backwards to reset, the two semicircular blocks 45 extend into the open cavity 33 again under the elastic force of the extension spring 110, at this time, the moving rack 35 moves towards the direction far away from the clamping cavity 108 and drives the rotation, and the drum 74 cannot rotate backwards due to the action of the one-way bearing, the belt 72 slips on the driven pulley 73 and the two driving pulleys 40, so as not to drive the driven friction wheel 69 which is in friction connection with the driving friction wheel 70 to rotate, the cord 60 on the reel 67 is in an initial state, so that the next time of inflating and sealing a new packaging bag, at this time, the packaging bag 50 which is sealed but not inflated enough is brought back to the right end in the filling cavity 51, when the pressure in the air pressure cavity 99 is enough and the air is enough to fill the packaging bag 50, the adsorption block 26 moves downwards to push the upper trapezoid block 49 downwards by pressing the packaging bag 50, the upper trapezoid block 49 moves downwards to push the lower trapezoid block 27 downwards, the lower trapezoid block 27 moves downwards to be pressed by the pressure sensor 30, the pressure sensor 30 senses and controls the electromagnet 59 to work, the electromagnet 59 and the fixed magnet 58 attract each other to drive the piston plate 57 to move upwards, and the packaging bag 50 is adsorbed by the suction force at the lower end of the piston cavity 111, the packing bag 50 is left at the left end in the filling cavity 51, and the filling cavity 51 which is completely inflated can be taken out from the left end of the filling cavity 51, so that the packing bag 50 can be conveyed to only the right end in the filling cavity 51 only when the gas in the air pressure cavity 99 is insufficient, whether the gas pressure in the air pressure cavity 99 is enough can be known by observing the position of the packing bag 50 after the inflation is completed, and the gas can be timely filled into the air pressure cavity 99 through the valve 96.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an inert gas fills packagine machine with atmospheric pressure detects, includes the organism, its characterized in that: a filling cavity with an outward opening is formed in the lower end in the machine body, an automatic filling and edge sealing mechanism for automatically inflating, filling and sealing the packaging bag is arranged in the middle of the filling cavity, and an air pressure detection mechanism for detecting the pressure of filled air is arranged at the left end in the filling cavity;

2. The inert gas filling and packaging machine with gas pressure detection as claimed in claim 1, wherein: carry the upper and lower both ends of piece right-hand member all be equipped with one with the linkage chamber is in two band pulley chambeies of same vertical direction, two band pulley chamber right side all is equipped with the outside open slot of an opening, it has one to stretch into the homonymy to rotate on the left inner wall in band pulley chamber axis of rotation in the open slot, the axis of rotation right-hand member is equipped with and is located rotary gear in the open slot, the axis of rotation left end is equipped with and is located the driving pulley of band pulley intracavity, two driving pulley with the transmission is connected with same belt between the driven pulley, press from both sides about the chamber both ends and all be equipped with a tight piece of clamp that can up-and-down motion, two from top to bottom the last lower terminal surface of pressing from both sides tight piece respectively with press from both sides and be connected with two extension spring on the tight chamber between the inner wall, be equipped with the opening orientation in the middle of the tight piece semicircle chamber of clamp The upside remove before the rack terminal surface with rotatory gear engagement, the downside remove the rack rear end face with rotatory gear engagement, all be equipped with an opening orientation in the upper and lower inner wall of packing chamber right-hand member fill the intracavity and with two the open slot is in two opening chambers of same vertical direction, two from top to bottom remove the rack and keep away from a terminal surface that presss from both sides tight chamber all is fixed with one end and can stretches into one semicircle piece in the opening chamber, press from both sides tight intracavity and placed one and be located the wrapping bag of packing intracavity right-hand member.

3. The inert gas filling and packaging machine with gas pressure detection as claimed in claim 1, wherein: the air pressure detection mechanism comprises a fixed plate fixed at the lower end of the right end face of the conveying block, a support cavity with an upward opening is arranged in the fixed plate, an upper trapezoidal block which can move up and down and the lower end of which can penetrate through the lower inner wall of the support cavity is arranged in the support cavity, two support springs are connected between the lower end face of the upper end of the upper trapezoidal block and the lower inner wall of the support cavity, a lower heat sealing block is fixed on the upper end face of the left end of the fixed plate, a power-on plate which is electrically connected with the lower heat sealing block is fixed at the lower end of the left end of the fixed plate, a transmission cavity is arranged at the left side of the upper end of the storage block, a driven cavity is arranged at the lower side of the transmission cavity, a movable cavity with an upward opening is arranged in the lower inner wall of the right end of the driven cavity, a transmission shaft, the storage device is characterized in that a half circle of semicircular tooth blocks meshed with the transmission gear are fixed on the rear side wall of the upper end of the storage block, a rotating rod extending into the lower inner wall of the filling cavity is fixed on the lower end face of the middle of the conveying block, and a torsion spring is connected between the rotating rod and the lower inner wall of the filling cavity.

4. The inert gas filling and packaging machine with gas pressure detection as claimed in claim 3, wherein: the lower end of the transmission shaft is provided with a spline cavity with a downward opening, the movable cavity is internally provided with a transmission rod which can move up and down and the upper end of which extends into the spline cavity, the upper end of the transmission rod is provided with a driving bevel gear positioned in the driven cavity, the lower end of the transmission rod is provided with a sliding plate cavity with a downward opening, the sliding plate cavity is internally provided with a sliding plate which can slide in the sliding plate cavity, an elastic spring is connected between the lower end surface of the sliding plate and the lower inner wall of the movable cavity, the lower end surface of the sliding plate is connected with one end of a connecting rope which penetrates out of the lower inner wall of the movable cavity, the other end of the connecting rope is connected with the left end surface of the storage block, the left inner wall of the driven cavity is internally provided with a moving cavity with a rightward opening, a moving plate which can move left and, the movable plate is characterized in that a rotating block is rotatably arranged on the inner wall of the middle side of the driven cavity, a spline groove with a leftward opening is formed in the rotating block, a driven shaft with a right end extending into the spline groove is rotatably arranged at the right end of the movable plate, one rotating block is fixedly arranged at the right end of the rotating block, a driven bevel gear located on the lower side of the driving bevel gear is arranged at the right end of the movable plate, and a sector gear is arranged in the middle of the.

5. The inert gas filling and packaging machine with gas pressure detection as claimed in claim 3, wherein: a heat-sealing cavity which penetrates through the lower inner wall of the driven cavity and the lower end of which is communicated with the filling cavity is arranged in the upper inner wall at the right end of the driven cavity, an upper heat sealing block which can move up and down and the front end surface of which is meshed with the sector gear is arranged in the heat sealing cavity, a return spring is connected between the upper end surface of the upper heat-sealing block and the upper inner wall of the heat-sealing cavity, the upper end surface of the upper heat-sealing block is connected with one end of a rope which penetrates out of the upper inner wall of the heat-sealing cavity, the right end face of the moving plate is connected with the other end of the rope which penetrates out of the right inner wall of the moving cavity, an electrifying block is fixed in the lower inner wall at the left end of the filling cavity, an electrifying block is fixed in the left inner wall at the upper end of the heat-sealing cavity, the electric connection piece has the electric wire with external electric connection, go up the heat-seal block inner upper end be fixed with one can with connect the contact piece that the electric connection piece contacted circular telegram, the circular telegram piece with the electric connection has the electric wire between the electric connection piece.

6. The inert gas filling and packaging machine with gas pressure detection as claimed in claim 3, wherein: an adsorption cavity with a downward opening is arranged in the upper inner wall at the left end of the filling cavity, an adsorption block capable of moving up and down is arranged in the adsorption cavity, two connecting springs are connected between the upper end surface of the adsorption block and the upper inner wall of the adsorption cavity, a linkage rack with the upper end penetrating through the upper and lower inner walls of the driven cavity is fixed on the upper end surface in the middle of the adsorption block, a piston cavity with a downward opening is arranged in the adsorption block, a piston plate capable of moving up and down in the piston cavity is arranged in the piston cavity, two connecting springs are connected between the upper end surface of the piston plate and the upper inner wall of the piston cavity, a fixed magnet is fixed on the upper end in the middle of the piston plate, an electromagnet is fixed in the upper inner wall in the middle of the piston cavity, a compression cavity with an upward opening is arranged in the lower inner wall at the left end of the filling cavity, and a, two compression springs are connected between the lower end surface of the lower trapezoidal block and the lower inner wall of the compression cavity, a pressure sensor is fixed on the lower inner wall in the middle of the lower trapezoidal block, the pressure sensor can sense and control the electromagnet to work at regular time, the upper inner wall and the lower inner wall of the left end of the filling cavity are respectively provided with a stop block cavity which has an opening facing the filling cavity and is positioned at the upper side and the lower side of the left end of the conveying block, a stop block capable of moving up and down is arranged in the stop block cavity, an extrusion spring is connected between one end surface of the stop block far away from the filling cavity and one inner wall of the stop block cavity, one end face of the check block far away from the filling cavity is connected with one end of a tension rope penetrating out of the inner wall of the check block cavity, the right end face of the upper end of the linkage rack is connected with the other ends of the two tension ropes, and the right end of the driven shaft is provided with a sliding gear located on the left side of the linkage rack.