CN107512425B - Needle suction type bag body vacuumizing device used in pure electric shaping packaging machine - Google Patents
Needle suction type bag body vacuumizing device used in pure electric shaping packaging machine Download PDFInfo
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- CN107512425B CN107512425B CN201710894543.6A CN201710894543A CN107512425B CN 107512425 B CN107512425 B CN 107512425B CN 201710894543 A CN201710894543 A CN 201710894543A CN 107512425 B CN107512425 B CN 107512425B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B31/00—Packaging articles or materials under special atmospheric or gaseous conditions; Adding propellants to aerosol containers
- B65B31/04—Evacuating, pressurising or gasifying filled containers or wrappers by means of nozzles through which air or other gas, e.g. an inert gas, is withdrawn or supplied
- B65B31/06—Evacuating, pressurising or gasifying filled containers or wrappers by means of nozzles through which air or other gas, e.g. an inert gas, is withdrawn or supplied the nozzle being arranged for insertion into, and withdrawal from, the mouth of a filled container and operating in conjunction with means for sealing the container mouth
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B51/00—Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
- B65B51/10—Applying or generating heat or pressure or combinations thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B61/00—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages
- B65B61/24—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for shaping or reshaping completed packages
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B61/00—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages
- B65B61/26—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for marking or coding completed packages
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Vacuum Packaging (AREA)
Abstract
The utility model provides a needle suction type bag body evacuating device for among electricelectric moves plastic packagine machine, the sack of the outer bag body is pressed from both sides tightly by bilateral heat-seal mouth device, the lower extreme of rectangular shape needle-type breather pipe at this moment is also tightly pressed from both sides by bilateral heat-seal mouth device, before the sack of the outer bag body carries out bilateral heat-seal mouth processing, the vacuum pump controls the going on of the operation of bleeding through the on-off switching of evacuation solenoid valve, the air of the internal portion of outer bag is taken out through rectangular shape needle-type breather pipe this moment fast, then first step motor drive long hold-in range antiport, the long hold-in range of antiport again through connecting plate one control swager mechanism rises, the rising of swager mechanism can be in the same direction as taking upwards jacking needle suction type evacuating mechanism, make the bottom of rectangular shape needle-type breather pipe break away from the outer bag body completely, the operation of the evacuation of the outer bag body is accomplished. The vacuum bag has the characteristics of novel structure, higher vacuumizing speed of the bag body, more thorough vacuumizing and longer quality guarantee period of the filling materials in the bag body.
Description
Technical Field
The invention relates to an improvement of a vacuumizing device in a packaging machine, which is mainly used for vacuumizing strip-shaped, granular and powdery foods such as tea leaves, medlar, medicinal materials and the like, in particular to a needle suction type bag body vacuumizing device in a pure electric shaping packaging machine.
Background
The applicant applies for patent application numbers named 'a pure electric shaping and packaging machine' in 2017, 4 and 26 months, wherein the patent application numbers are as follows: 2017102840801 and pure electric shaping and packaging machine, wherein an external vacuum pumping and double-side heat sealing device is provided, a right vacuum chamber fixed silica gel module in a left moving state in the external vacuum pumping and double-side heat sealing device can be slowly drawn towards a left vacuum chamber fixed sealing copper module, the bag mouth part of a bag body can be clamped by the right vacuum chamber fixed silica gel module and the left vacuum chamber fixed sealing copper module which are drawn towards each other, at the moment, a chamber I and the chamber I are combined to form an external vacuum pumping chamber, a completely sealed sealing chamber is formed under the action of a sealing ring, the bag mouth part of the bag body is positioned inside the external vacuum pumping chamber, a PLC controls and drives a vacuum pumping electromagnetic valve to control a vacuum pump to pump air inside the external vacuum pumping chamber from the vacuum pumping mouth of the vacuum chamber through switching, finally, the bag body is pumped in an external vacuum pumping mode, however, the bag mouth is completely pressed by the right vacuum chamber fixed silica gel module and the left vacuum chamber fixed sealing copper module, and a small amount of air left sealing air in the bag body can still push against each other bag body when the vacuum pumping air in the external vacuum chamber is pumped out by the vacuum pumping vacuum chamber.
Disclosure of Invention
In order to solve the problems, the invention provides a needle suction type bag body vacuumizing device for a pure electric shaping and packaging machine by taking a factory building of metal limited corporation of Xingan county, anxi province as a specific implementation place, and the invention develops the technical scheme by taking packaged tea leaves as an embodiment.
The invention has the following advantages:
1. according to the invention, the strip-shaped needle-type vent pipe is inserted into the surface of an object in the bag body in a free-falling mode, so that the bag body is not adsorbed, and the vacuumizing speed of the bag body is higher;
2. the invention inserts the strip-shaped needle-type vent pipe into the bag body to carry out bottom detection and vacuum pumping, so that the vacuum pumping effect of the bag body is more thorough, and because no air is left in the bag body, the oxidation speed of the filling material in the bag body is slowed, and the quality guarantee period of the filling material in the bag body is prolonged.
Therefore, the vacuum bag has the characteristics of novel structure, higher vacuumizing speed of the bag body, more thorough vacuumizing and longer quality guarantee period of the filling materials in the bag body.
In order to achieve the purpose, the invention is realized by the following technical scheme: a needle suction type bag body vacuumizing device used in a pure electric shaping packaging machine is composed of a top plate, a longitudinal wall plate, a bottom plate, two longitudinal guide rods, a stepping motor, a synchronous belt, a bag opening mechanism, a bag opening suction nozzle movable module I, a bag opening induction correlation switch, a material pressing mechanism, a long strip-shaped needle type ventilating pipe, a free falling body counterweight aluminum block, a vacuum pump and a vacuumizing electromagnetic valve,
the top plate is fastened below the bottom surface of the upper partition plate through screws, the bottom plate is a plate body which is in an L-shaped structure and is formed by fastening a longitudinal plate and a horizontal plate through screws, the horizontal plate is fastened above the top surface of the lower partition plate through screws, the upper plate end of the longitudinal wallboard is fastened on the bottom surface of the top plate through screws, the lower plate end of the longitudinal wallboard is fastened and connected with the upper end of the left side surface of the longitudinal plate through a wheel shaft, the wheel shaft is connected with a double-groove driven wheel in series through a bearing, two longitudinal guide rods are further fastened between the top end of the top plate and the top end of the longitudinal plate, guide rails are formed by the two longitudinal guide rods in a left-right parallel mode and are arranged in front of the longitudinal wallboard, and the guide rails and the longitudinal wallboard are kept in a parallel mode;
two limiting rods are rotatably connected to the front side and the rear side of the upper end of the right side face of the longitudinal plate, and each limiting rod is connected with a bearing in series;
a bag opening induction correlation switch is respectively fastened on the front side and the rear side of the middle part of the right side surface of the longitudinal plate through screws, and the bag opening induction correlation switch is arranged below the limiting rod;
the middle part of the longitudinal plate is punched with a through hole, the middle part of the left side surface of the longitudinal plate is fastened with a bag opening suction nozzle movable module I through a screw, the middle part of the right side surface of the bag opening suction nozzle movable module I is provided with three suction nozzles I, the three suction nozzles I penetrate through the through hole in the middle part of the longitudinal plate rightwards and are arranged in the middle of a front bag opening induction correlation switch and a rear bag opening suction nozzle movable module I, and the bottom surface of the bag opening suction nozzle movable module I is provided with an air suction port;
a first stepping motor is fastened at the upper end of the left side surface of the longitudinal wallboard, a first driving wheel is sleeved after the shaft end of the first stepping motor penetrates through the longitudinal wallboard rightwards, and the first driving wheel is in transmission connection with the left groove of the double-groove driven wheel arranged below the longitudinal wallboard through a long synchronous belt;
a second stepping motor is fastened in the middle of the left side surface of the longitudinal wallboard, a second driving wheel is sleeved after the shaft end of the second stepping motor penetrates through the longitudinal wallboard rightwards, and the second driving wheel is in transmission connection with the right groove of the double-groove driven wheel arranged below the longitudinal wallboard through a short synchronous belt;
a second lifting aluminum block is movably sleeved at the lower end of the guide rail, the left side of the second lifting aluminum block is fixedly connected with the short synchronous belt through a connecting plate II, the right side of the second lifting aluminum block is fixedly connected with the left side wall of the lower guide hopper through a screw, a bag opening clamp is locked at the position of a discharge port at the bottom of the lower guide hopper through a screw, a clamp opening of the bag opening clamp faces downwards, a clamp handle of the bag opening clamp faces upwards, a spring piece is fixedly arranged at the lower end of the front side wall and the lower end of the rear side wall of the lower guide hopper through screws, the folding end of each spring piece faces downwards, and the spring pieces are arranged between the clamp handle and the lower guide hopper;
the second stepping motor drives the short synchronous belt to rotate, the short synchronous belt controls the bag opening mechanism to ascend or descend through the second lifting aluminum block, when the bag opening mechanism is in a descending state, a clamping opening of the bag opening clamp is firstly embedded from an inlet at the top of a bag body, a front clamping handle and a rear clamping handle of the bag opening clamp which continuously moves downwards are extruded by a front limiting rod and a rear limiting rod which are connected with bearings in series to cause the clamping opening of the bag opening clamp to be opened, so that the whole bag body is opened, and tea leaves fall into the bag body at the moment;
the second lifting aluminum block is also fastened with a second origin proximity switch through a screw;
a first lifting aluminum block is movably sleeved at the upper end of the guide rail, the left side of the first lifting aluminum block is fixedly connected with the long synchronous belt through a connecting plate I, the right side of the bottom surface of the first lifting aluminum block is movably sleeved with a front vertical material pressing rod and a rear vertical material pressing rod through a bearing, the front vertical material pressing rod and the rear vertical material pressing rod are parallel to each other, a spring is sleeved on the periphery of each vertical material pressing rod, and the top end of the rectangular material pressing aluminum block is simultaneously fixedly connected with the bottom rod ends of the front vertical material pressing rod and the rear vertical material pressing rod through screws;
the first connecting plate, the first lifting aluminum block, the vertical swaging rod, the spring and the cuboid swaging aluminum block are combined to form a swaging mechanism;
as one of the improvement points of the invention, a guide rod is vertically arranged on the top surface of the first aluminum lifting block through a screw, and a circular through hole is drilled downwards from the top surface of the first aluminum lifting block until reaching the bottom surface of the first aluminum lifting block;
as another improvement point of the invention, a round through hole two is drilled downwards from the top surface of the cuboid swage aluminum block to the bottom surface of the cuboid swage aluminum block;
a strip-shaped needle type vent pipe can be sequentially inserted into the first circular through hole and the second circular through hole from top to bottom, finally penetrates through the bottom surface of the cuboid type pressing aluminum block and then continues to extend downwards for 5-10 cm;
wherein, the lower half section of the strip-shaped needle type breather pipe is in an oblate structure through embedding and pressing;
the free falling body counterweight aluminum block is in an L-shaped structure;
a vertical guide hole is drilled at the left right-angled part of the free-falling body counterweight aluminum block, the vertical guide hole penetrates downwards from the top surface of the left right-angled part to the bottom surface of the left right-angled part, and the free-falling body counterweight aluminum block can be movably sleeved on the periphery of the guide rod through the vertical guide hole;
a vertical main ventilation hole is drilled upwards in the middle of the bottom surface of the free falling body counterweight aluminum block, an annular silica gel gasket is arranged in the vertical main ventilation hole, and a nut is glued in the vertical main ventilation hole and arranged below the annular silica gel gasket;
a transverse ventilation branch hole is drilled at the right-angled part of the free-falling body counterweight aluminum block, and the transverse ventilation branch hole penetrates backwards from the front side surface of the right-angled part to the vertical ventilation main hole;
the top end of the strip-shaped needle type vent pipe can be screwed into the nut and upwards supports and presses the annular silica gel gasket, and at the moment, the pipe inner cavity, the vertical main vent hole and the transverse branch vent hole of the strip-shaped needle type vent pipe are communicated with each other to form a gas flow channel;
the long strip-shaped needle type breather pipe and the free falling body counterweight aluminum block are combined to form a needle suction type vacuumizing mechanism, and the needle suction type vacuumizing mechanism can slide up and down along the guide rod;
as another improvement point of the invention, a transverse ventilation branch hole at the right straight angle part of the free falling body counterweight aluminum block is communicated to a vacuum pump through an air pipe, a vacuumizing electromagnetic valve is arranged between a gas circulation channel between the free falling body counterweight aluminum block and the vacuum pump, the vacuumizing electromagnetic valve is communicated with an air inlet on the vacuum pump through the air pipe, the vacuum pump controls whether to perform air suction operation or not through the switching of the vacuumizing electromagnetic valve under the state that the vacuum pump is in operation all the time, the vacuumizing electromagnetic valve is fastened on the top surface of the lower interlayer plate through screws, and the vacuum pump is fastened on the bottom of the lower interlayer plate through screws;
the first stepping motor drives the long synchronous belt to rotate, the long synchronous belt controls the material pressing mechanism to ascend or descend through the first connecting plate, when the material pressing mechanism is in a descending state, the needle suction type vacuumizing mechanism descends along the guide rod along with the material pressing mechanism under the action of self gravity, the material pressing mechanism and the needle suction type vacuumizing mechanism move downwards along a discharging channel in the bag opening mechanism, a downwards moving cuboid material pressing aluminum block can finally push a bag body filled with tea downwards, and the lower end of the long strip-shaped needle type ventilating pipe stretches into the inner depth of the bag body;
the first lifting aluminum block is further fastened with an origin approach switch I through a screw.
The working principle of the invention is as follows:
the second stepping motor drives the short synchronous belt to rotate, the short synchronous belt controls the bag opening mechanism to ascend or descend through the connecting plate II, the bag opening induction correlation switch senses that the outer bag is opened, the second stepping motor works and controls the lower guide hopper to move downwards along the guide rail through the short synchronous belt, the bag opening mechanism is in a descending state at the moment, a clamping opening of the bag opening clamp is firstly embedded from an inlet at the top of the bag body, a front clamping handle and a rear clamping handle of the bag opening clamp which continuously move downwards are extruded by a front limiting rod and a rear limiting rod which are connected with bearings in series, so that the clamping opening of the bag opening clamp is opened to prop open the whole bag body, and tea leaves are dredged into the lower guide hopper through the upper guide hopper;
the first step motor works, the cuboid type pressing aluminum block moves downwards along the guide rail under the driving of the long synchronous belt, the cuboid type pressing aluminum block can move downwards along a blanking channel in the lower guide hopper and extrude materials in the lower guide hopper, so that tea leaves completely enter the bag body, the cuboid type pressing aluminum block can play a buffering role through a vertical pressing rod sleeved with a spring, the cuboid type pressing aluminum block cannot crush the tea leaves, the cuboid type pressing aluminum block finally conveys the bag body filled with the tea leaves to a U-shaped groove plate positioned below the cuboid type pressing aluminum block, meanwhile, the needle suction type vacuumizing mechanism moves downwards along the guide rod in a free falling mode under the action of self gravity, the lower tube end of a long strip needle type needle in the needle suction type vacuumizing mechanism can be finally inserted into the surface of the materials in the bag body, the sealing strip mechanism in the bag body vacuumizing device clamps the bag body opening, the lower end of the needle suction type ventilating pipe is also tightly clamped by the sealing strip mechanism, before the double-side opening and heat sealing and code punching of the bag body are carried out, the original point adsorption switch is actuated to drive the vacuumizing electromagnetic valve to control the vacuum pump to carry out vacuum suction operation, and the vacuum operation of the bag body, and the vacuum pipe is prevented from being completely influenced by the air suction of the air pipe in the bag body;
after the vacuumizing operation of the bag body is completed, the first stepping motor drives the long synchronous belt to rotate reversely, the long synchronous belt rotating reversely controls the material pressing mechanism to ascend through the connecting plate I, the material pressing mechanism ascends along the belt to lift the needle suction type vacuumizing mechanism upwards, the bottom end of the long strip needle type ventilating pipe in the needle suction type vacuumizing mechanism can be completely separated from the bag body, and finally the bag opening of the bag body is subjected to double-side heat sealing and code printing.
The vacuum bag has the advantages of being novel in structure, high in vacuumizing speed of the bag body, thorough in vacuumizing and long in quality guarantee period of filler in the bag body.
The present invention will be described in further detail with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic view of a partially assembled structure of the present invention in an assembled state;
FIG. 2 is a perspective view of the needle suction vacuum mechanism of the present invention;
FIG. 3 is a schematic view of the installation structure of the vacuum solenoid valve and the vacuum pump according to the present invention.
In the figure: a-a longitudinal wall plate, A1-a first stepping motor, A11-a long synchronous belt, A2-a second stepping motor, A21-a short synchronous belt, A3-a top plate, A41-a longitudinal plate, A42-a horizontal plate, A5-a bag suction nozzle movable module I, A6-a longitudinal guide rod, A7-a bag clamp, A8-a lower guide hopper, A91-a first lifting aluminum block, A911-an original point approach switch I, A92-a vertical pressing rod, A93-a cuboid pressing aluminum block, B-a lower partition plate, G1-a guide rod, G2-a free falling body counterweight aluminum block, G21-a vertical guide hole, G22-a transverse ventilation support hole, G3-a long strip air pipe, a G4-vacuum pump, G41-an air inlet hole, G42-an air outlet hole, a G5-vacuum pumping electromagnetic valve and a G6-a blowing electromagnetic valve.
Detailed Description
The invention provides the following specific embodiments by taking a factory building of Xingan metal Limited company in Anxi county of Fujian province as a specific implementation place.
As shown in figure 1, the needle suction type bag body vacuumizing device for the pure electric shaping packaging machine is composed of a top plate A3, a longitudinal wall plate A, a bottom plate, two longitudinal guide rods A6, a stepping motor, a synchronous belt, a bag opening mechanism, a bag opening suction nozzle movable module A5, a bag opening induction correlation switch, a material pressing mechanism, a long strip needle type breather pipe G3, a free falling body counterweight aluminum block G2, a vacuum pump G4 and a vacuumizing electromagnetic valve G5, and is characterized in that,
the top plate A3 is fastened below the bottom surface of the upper partition plate through screws, the bottom plate is a plate body which is formed by fastening a longitudinal plate A41 and a horizontal plate A42 through screws and is of an L-shaped structure, the horizontal plate A42 is fastened above the top surface of the lower partition plate B through screws, the upper plate end of the longitudinal wallboard A is fastened on the bottom surface of the top plate A3 through screws, the lower plate end of the longitudinal wallboard A is fastened and connected with the upper end of the left side surface of the longitudinal plate A41 through a wheel shaft, the wheel shaft is connected with a double-groove driven wheel in series through a bearing, two longitudinal guide rods A6 are further fastened between the top plate A3 and the top end of the longitudinal plate A41, guide rails are formed between the two longitudinal guide rods A6 in a left-right parallel mode, the guide rails are arranged in front of the longitudinal wallboard A, and the guide rails and the longitudinal wallboard A are kept in a parallel mode;
two limiting rods are rotatably connected to the front side and the rear side of the upper end of the right side face of the longitudinal plate A41, and a bearing is connected to each limiting rod in series;
a bag opening induction correlation switch is respectively fastened on the front side and the rear side of the middle part of the right side surface of the longitudinal plate A41 through screws, and the bag opening induction correlation switch is arranged below the limiting rod;
the middle part of the longitudinal plate A41 is punched with a through hole, the middle part of the left side surface of the longitudinal plate A41 is fastened with a bag opening suction nozzle movable module A5 through screws, the middle part of the right side surface of the bag opening suction nozzle movable module A5 is provided with three suction nozzles I, the three suction nozzles I penetrate through the through hole in the middle part of the longitudinal plate A41 rightwards and are discharged out, the three suction nozzles I are arranged in the middle of a front bag opening induction correlation switch and a rear bag opening induction correlation switch, and the bottom surface of the bag opening suction nozzle movable module A5 is provided with an air suction port;
a first stepping motor A1 is fastened at the upper end of the left side surface of the longitudinal wallboard A, a first driving wheel is sleeved after the shaft end of the first stepping motor A1 penetrates through the longitudinal wallboard A rightwards, and the first driving wheel is in transmission connection with the left groove of a double-groove driven wheel arranged below the longitudinal wallboard A through a long synchronous belt A11;
a second stepping motor A2 is fastened in the middle of the left side face of the longitudinal wallboard A, the shaft end of the second stepping motor A2 penetrates through the longitudinal wallboard A rightwards and then is sleeved with a second driving wheel, and the second driving wheel is in transmission connection with a right groove of a double-groove driven wheel arranged below the longitudinal wallboard A through a short synchronous belt A21;
a second aluminum lifting block is movably sleeved at the lower end of the guide rail, the left side of the second aluminum lifting block is fixedly connected with a short synchronous belt A21 through a connecting plate II, the right side of the second aluminum lifting block is fixedly connected with the left side wall of a lower guide hopper A8 through a screw, a bag opening clamp A7 is locked at the bottom discharge port of the lower guide hopper A8 through a screw, the opening of the bag opening clamp A7 faces downwards, the clamping handle of the bag opening clamp A7 faces upwards, a spring piece is fastened at the lower end of the front side wall and the lower end of the rear side wall of the lower guide hopper A8 through screws, the folded end of each spring piece faces downwards, and the spring piece is arranged between the clamping handle and the lower guide hopper A8;
the second connecting plate, the second lifting aluminum block, the lower guide hopper A8, the bag opening clamp A7 and the spring piece are combined to form a bag opening mechanism, the second stepping motor A2 drives the short synchronous belt A21 to rotate, the short synchronous belt A21 controls the bag opening mechanism to ascend or descend through the second connecting plate, when the bag opening mechanism is in a descending state, a clamping opening of the bag opening clamp A7 can be firstly embedded from an inlet at the top of the bag body, a front clamping handle and a rear clamping handle of the bag opening clamp A7 which continuously move downwards are extruded by a front limiting rod and a rear limiting rod which are connected with bearings in series, so that the clamping opening of the bag opening clamp A7 is opened to open the whole bag body, and the tea leaves fall into the bag body at the moment;
the second lifting aluminum block is also fastened with a second origin proximity switch through a screw;
a first lifting aluminum block A91 is movably sleeved at the upper end of the guide rail, the left side of the first lifting aluminum block A91 is fixedly connected with a long synchronous belt A11 through a connecting plate I, the right side of the bottom surface of the first lifting aluminum block A91 is movably sleeved with a front vertical material pressing rod A92 and a rear vertical material pressing rod A92 through bearings, the front vertical material pressing rod A92 and the rear vertical material pressing rod A92 are parallel to each other, a spring is sleeved on the periphery of each vertical material pressing rod A92, and the top end of a cuboid material pressing aluminum block A93 is fixedly connected with the bottom rod ends of the front vertical material pressing rod A92 and the rear vertical material pressing rod A92 through screws;
the first connecting plate, the first lifting aluminum block A91, the vertical material pressing rod A92, the spring and the cuboid material pressing aluminum block A93 are combined to form a material pressing mechanism;
as shown in fig. 1, a guide rod G1 is vertically arranged on the top surface of the first aluminum lifting block a91 through a screw, and a circular through hole is drilled downwards from the top surface of the first aluminum lifting block a91 to the bottom surface of the first aluminum lifting block a 91;
a circular through hole II is drilled downwards from the top surface of the cuboid swage aluminum block A93 to the bottom surface of the cuboid swage aluminum block A93;
a strip-shaped needle type breather pipe G3 can be sequentially inserted into the first round through hole and the second round through hole from top to bottom and finally penetrates through the bottom surface of the cuboid type swaging aluminum block A93 and then continues to extend downwards for 5-10 cm;
the lower half section of the strip-shaped needle type breather pipe G3 is of an oblate structure through embedding and pressing;
as shown in fig. 2, the free-fall counterweight aluminum block G2 is in an L-shaped structure;
as shown in fig. 2, a vertical guide hole G21 is drilled in the left right-angled portion of the free-fall aluminum counterweight block G2, the vertical guide hole G21 penetrates downward from the top surface of the left right-angled portion to the bottom surface of the left right-angled portion, and the free-fall aluminum counterweight block G2 can be movably sleeved on the periphery of the guide rod G1 through the vertical guide hole G21;
as shown in fig. 2, a vertical main ventilation hole is drilled upwards in the middle of the bottom surface of the free-fall counterweight aluminum block G2, an annular silica gel gasket is arranged in the vertical main ventilation hole, and a nut is glued in the vertical main ventilation hole and arranged below the annular silica gel gasket;
as shown in fig. 2, a transverse vent branch hole G22 is drilled at the right-angled part of the free-fall counterweight aluminum block G2, and the transverse vent branch hole G22 penetrates from the front side surface of the right-angled part to the vertical vent main hole;
as shown in fig. 2, the top end of the elongated needle-type vent pipe G3 can be screwed into the nut and press the annular silica gel gasket upward, and at this time, the pipe inner cavity, the vertical main vent hole and the horizontal branch vent hole G22 of the elongated needle-type vent pipe G3 are communicated with each other and form a gas flow channel;
a needle suction type vacuumizing mechanism is formed by combining the strip-shaped needle type breather pipe G3 and the free falling body counterweight aluminum block G2, and can slide up and down along the guide rod G1;
an air inlet hole G41 and an air outlet hole G42 are formed in the vacuum pump G4, the air blowing electromagnetic valve G6 is communicated with the air outlet hole G42 in the vacuum pump G4 through an air pipe, and the air blowing electromagnetic valve G6 is fastened on the top surface of the lower interlayer plate B through screws;
a transverse ventilation branch hole G22 at the right straight corner of the free falling body balance weight aluminum block G2 is communicated to a vacuum pump G4 through an air pipe, a vacuumizing electromagnetic valve G5 is arranged between a gas circulation channel between the free falling body balance weight aluminum block G2 and the vacuum pump G4, the vacuumizing electromagnetic valve G5 is communicated with an air inlet hole G41 on the vacuum pump G4 through the air pipe, the vacuum pump G4 controls whether to perform air suction operation through switching of a switch of the vacuumizing electromagnetic valve G5 under the condition that the vacuum pump G4 is in a running state all the time, as shown in figure 3, the vacuumizing electromagnetic valve G5 is fastened on the top surface of a lower interlayer plate B through screws and is arranged in parallel with an air blowing electromagnetic valve G6, and the vacuum pump G4 is fastened at the bottom of the lower interlayer plate B through screws;
the first stepping motor A1 drives the long synchronous belt A11 to rotate, the long synchronous belt A11 controls the material pressing mechanism to ascend or descend through the first connecting plate, when the material pressing mechanism is in a descending state, the needle suction type vacuumizing mechanism descends along the guide rod G1 along the material pressing mechanism under the action of self gravity, the material pressing mechanism and the needle suction type vacuumizing mechanism move downwards along a blanking channel in the bag opening mechanism, a downwards moving cuboid material pressing aluminum block A93 can finally push a bag body filled with tea downwards, and the lower end of the long strip-shaped needle type vent pipe G3 stretches into the inner depth of the bag body;
the first lifting aluminum block A91 is also fastened with an origin proximity switch A911 through screws.
The second stepping motor A2 drives the short synchronous belt A21 to rotate, the short synchronous belt A21 controls the bag opening mechanism to ascend or descend through the connecting plate II, after the bag opening induction correlation switch senses that the outer bag opens, the second stepping motor A2 works and controls the lower guide hopper A8 to move downwards along the guide rail through the short synchronous belt A21, the bag opening mechanism is in a descending state at the moment, a clamping opening of the bag opening clamp A7 can be embedded from an inlet at the top of the bag body, a front clamping handle and a rear clamping handle of the bag opening clamp A7 which continuously move downwards are extruded by a front limiting rod and a rear limiting rod which are connected with bearings in series to cause the clamping opening of the bag opening clamp to open the whole bag body, and tea leaves are guided into the lower guide hopper A8 through the upper guide hopper;
the first stepping motor A1 works, the cuboid type pressing aluminum block A93 moves downwards along the guide rail under the driving of the long synchronous belt A11, the cuboid type pressing aluminum block A93 can move downwards along the blanking channel in the lower guide hopper A8 and extrude the materials in the lower guide hopper A8, so that tea leaves completely enter the bag body, the cuboid type pressing aluminum block A93 can play a role of buffering through the vertical pressing rod A92 sleeved with the spring, the cuboid type pressing aluminum block A93 cannot crush the tea leaves, the cuboid type pressing aluminum block A93 finally conveys the bag body filled with the tea leaves to the U-shaped groove plate positioned below, meanwhile, the needle suction type vacuumizing mechanism moves downwards along the guide rod G1 in a free-falling mode under the action of self gravity, the lower tube end of a strip-shaped needle type breather tube G3 in the needle suction type vacuumizing mechanism can be finally inserted into the surface of a material in a bag body, a sealing strip mechanism in a bag body sealing and coding device clamps the bag opening of the bag body, meanwhile, the lower end of the strip-shaped needle type breather tube G3 is tightly clamped by the sealing strip mechanism, before the bag opening of the bag body is subjected to double-side heat sealing and coding, an original point proximity switch A911 acts and drives a vacuumizing electromagnetic valve G5 to control a vacuum pump G4 to perform vacuumizing operation through switch conversion, and just because the lower tube end of the strip-shaped needle type breather tube G3 can be inserted into the deepest part in the bag body and is contacted with the surface of the material in the bag body, the situation that the vacuumizing effect is influenced by the adsorption of the bag body is avoided, and the air in the bag body can be vacuumized more thoroughly;
after the vacuumizing operation of the bag body is completed, the first stepping motor A1 drives the long synchronous belt A11 to rotate reversely, the long synchronous belt A11 rotating reversely controls the pressing mechanism to ascend through the connecting plate I, the pressing mechanism ascends along the belt to lift the needle suction type vacuumizing mechanism, the bottom end of the long strip needle type ventilating pipe G3 in the needle suction type vacuumizing mechanism can be completely separated from the bag body, and finally the bag opening of the bag body is subjected to bilateral heat sealing and code printing.
Claims (2)
1. A needle suction type bag body vacuumizing device used in a pure electric shaping packaging machine is composed of a top plate (A3), a longitudinal wall plate (A), a bottom plate, two longitudinal guide rods (A6), a stepping motor, a synchronous belt, a bag opening mechanism, a bag opening suction nozzle movable module I (A5), a bag opening induction correlation switch, a material pressing mechanism, a long strip needle type breather pipe (G3), a free falling body counterweight aluminum block (G2), a vacuum pump (G4) and a vacuumizing electromagnetic valve (G5),
the top plate (A3) is fastened below the bottom surface of the upper partition plate through screws, the bottom plate is a plate body which is formed by fastening a longitudinal plate (A41) and a horizontal plate (A42) through screws and is of an L-shaped structure, the horizontal plate (A42) is fastened above the top surface of the lower partition plate (B) through screws, the upper plate end of the longitudinal wall plate (A) is fastened on the bottom surface of the top plate (A3) through screws, the lower plate end of the longitudinal wall plate (A) is fastened and connected with the upper end of the left side surface of the longitudinal plate (A41) through a wheel shaft, the wheel shaft is connected with a double-groove driven wheel in series through a bearing, two longitudinal guide rods (A6) are further fastened between the top end of the top plate (A3) and the top end of the longitudinal plate (A41), guide rails are formed in a left-right parallel mode between the two longitudinal guide rods (A6), the guide rails are arranged in front of the longitudinal wall plate (A), and the guide rails and the longitudinal wall plate (A) are kept in parallel mode;
the front side and the rear side of the upper end of the right side surface of the longitudinal plate (A41) are respectively and rotatably connected with two limiting rods, and each limiting rod is connected with a bearing in series;
a bag opening induction correlation switch is respectively fastened on the front side and the rear side of the middle part of the right side surface of the longitudinal plate (A41) through screws, and the bag opening induction correlation switch is arranged below the limiting rod;
a through hole is punched in the middle of the longitudinal plate (A41), a bag opening suction nozzle movable module I (A5) is fastened in the middle of the left side face of the longitudinal plate (A41) through screws, three suction nozzles I are arranged in the middle of the right side face of the bag opening suction nozzle movable module I (A5), penetrate through the through hole in the middle of the longitudinal plate (A41) rightwards and are discharged out, the three suction nozzles I are arranged in the middle of the front bag opening induction correlation switch and the rear bag opening induction correlation switch, and a suction port is formed in the bottom face of the bag opening suction nozzle movable module I (A5);
a first stepping motor (A1) is fastened at the upper end of the left side surface of the longitudinal wall plate (A), the shaft end of the first stepping motor (A1) penetrates through the longitudinal wall plate (A) rightwards and then is sleeved with a first driving wheel, and the first driving wheel is in transmission connection with the left groove of a double-groove driven wheel arranged below the longitudinal wall plate (A) through a long synchronous belt (A11);
a second stepping motor (A2) is fastened in the middle of the left side face of the longitudinal wall plate (A), the shaft end of the second stepping motor (A2) penetrates through the longitudinal wall plate (A) rightwards and then is sleeved with a second driving wheel, and the second driving wheel is in transmission connection with the right groove of a double-groove driven wheel arranged below the longitudinal wall plate (A) through a short synchronous belt (A21);
the lower end of the guide rail is movably sleeved with a second lifting aluminum block, the left side of the second lifting aluminum block is fixedly connected with a short synchronous belt (A21) through a connecting plate II, the right side of the second lifting aluminum block is fixedly connected with the left side wall of a lower material guide hopper (A8) through a screw, a bag opening clamp (A7) is locked at the position of a bottom discharge port of the lower material guide hopper (A8) through a screw, a clamp opening of the bag opening clamp (A7) faces downwards, a clamp handle of the bag opening clamp (A7) faces upwards, a spring piece is fixedly arranged at the lower end of the front side wall and the lower end of the rear side wall of the lower material guide hopper (A8) through a screw, the folding end of each spring piece faces downwards, and each spring piece is arranged between the clamp handle and the lower material guide hopper (A8);
the second connecting plate, the second lifting aluminum block, the lower guide hopper (A8), the bag opening clamp (A7) and the spring piece are combined to form a bag opening mechanism, the second stepping motor (A2) drives the short synchronous belt (A21) to rotate, the short synchronous belt (A21) controls the bag opening mechanism to ascend or descend through the second connecting plate, when the bag opening mechanism is in a descending state, a clamping opening of the bag opening clamp (A7) can be embedded from an inlet at the top of the bag body, a front clamping handle and a rear clamping handle of the bag opening clamp (A7) which continuously move downwards are extruded by a front limiting rod and a rear limiting rod which are connected with bearings in series to cause the opening of the bag opening clamp (A7) to be opened so that the whole bag body is opened, and the tea leaves fall into the bag body at the moment;
an origin proximity switch II is also fastened on the second lifting aluminum block through a screw;
a first lifting aluminum block (A91) is movably sleeved at the upper end of the guide rail, the left side of the first lifting aluminum block (A91) is fixedly connected with a long synchronous belt (A11) through a first connecting plate, the right side of the bottom surface of the first lifting aluminum block (A91) is movably sleeved with a front vertical swaging rod and a rear vertical swaging rod (A92) through a bearing, the front vertical swaging rod and the rear vertical swaging rod (A92) are parallel to each other, a spring is sleeved on the periphery of each vertical swaging rod (A92), and the top end of a cuboid swaging aluminum block (A93) is simultaneously and fixedly connected with the bottom rod ends of the front vertical swaging rod and the rear vertical swaging rod (A92) through screws;
the first connecting plate, the first lifting aluminum block (A91), the vertical material pressing rod (A92), the spring and the cuboid material pressing aluminum block (A93) are combined to form a material pressing mechanism;
a guide rod (G1) is vertically arranged on the top surface of the first aluminum lifting block (A91) through a screw, and a circular through hole is drilled downwards from the top surface of the first aluminum lifting block (A91) to the bottom surface of the first aluminum lifting block (A91);
a circular through hole II is drilled downwards from the top surface of the cuboid swage aluminum block (A93) to the bottom surface of the cuboid swage aluminum block (A93);
a strip-shaped needle type vent pipe (G3) can be sequentially inserted into the first round through hole and the second round through hole from top to bottom and finally penetrates through the bottom surface of the cuboid type swaging aluminum block (A93) and then continues to extend downwards for 5-10 cm;
wherein, the lower half section of the strip-shaped needle type breather pipe (G3) is in an oblate structure through embedding and pressing;
the free falling body counterweight aluminum block (G2) is in an L-shaped structure;
a vertical guide hole (G21) is drilled at the left right-angle part of the free-falling body counterweight aluminum block (G2), the vertical guide hole (G21) penetrates from the top surface of the left right-angle part to the bottom surface of the left right-angle part downwards, and the free-falling body counterweight aluminum block (G2) can be movably sleeved on the periphery of the guide rod (G1) through the vertical guide hole (G21);
a vertical main ventilation hole is drilled upwards in the middle of the bottom surface of the free falling body counterweight aluminum block (G2), an annular silica gel gasket is arranged in the vertical main ventilation hole, and a nut is glued in the vertical main ventilation hole and arranged below the annular silica gel gasket;
a transverse ventilation branch hole (G22) is drilled at the right-angled part of the free-falling body counterweight aluminum block (G2), and the transverse ventilation branch hole (G22) penetrates from the front side surface of the right-angled part to the vertical ventilation main hole backwards;
the top end of the strip-shaped needle type breather pipe (G3) can be screwed into the nut and upwards supports and presses the annular silica gel gasket, and at the moment, the pipe inner cavity, the vertical main ventilation hole and the transverse branch ventilation hole (G22) of the strip-shaped needle type breather pipe (G3) are mutually communicated and form a gas flow channel;
the long strip-shaped needle type breather pipe (G3) and the free falling body counterweight aluminum block (G2) are combined to form a needle suction type vacuumizing mechanism, and the needle suction type vacuumizing mechanism can slide up and down along the guide rod (G1);
the transverse ventilation branch hole (G22) at the right-angle part of the free-falling body counterweight aluminum block (G2) is communicated to a vacuum pump (G4) through an air pipe, a vacuumizing electromagnetic valve (G5) is arranged between a gas circulation channel between the free-falling body counterweight aluminum block (G2) and the vacuum pump (G4), the vacuumizing electromagnetic valve (G5) is communicated with an air inlet hole (G41) on the vacuum pump (G4) through an air pipe, the vacuum pump (G4) controls whether to perform air suction operation or not through switching of the vacuumizing electromagnetic valve (G5) under the condition that the vacuum pump (G4) is in a running state all the time, the vacuumizing electromagnetic valve (G5) is fastened on the top surface of the lower interlayer plate (B) through screws, and the vacuum pump (G4) is fastened on the bottom of the lower interlayer plate (B) through screws;
the first stepping motor (A1) drives the long synchronous belt (A11) to rotate, the long synchronous belt (A11) controls the material pressing mechanism to ascend or descend through the first connecting plate, when the material pressing mechanism is in a descending state, the needle suction type vacuumizing mechanism descends along the guide rod (G1) along with the material pressing mechanism under the action of self gravity, the material pressing mechanism and the needle suction type vacuumizing mechanism move downwards along a discharging channel in the bag opening mechanism simultaneously, a downwards moving cuboid material pressing aluminum block (A93) can finally push a bag body filled with tea downwards, and the lower end of the strip-shaped needle type air pipe (G3) is inserted into the inner depth of the bag body;
the first lifting aluminum block (A91) is also fastened with an origin proximity switch I (A911) through a screw.
2. The needle suction type bag body vacuumizing device for the pure electric shaping and packaging machine is characterized in that a second stepping motor (A2) drives a short synchronous belt (A21) to rotate, the short synchronous belt (A21) controls the bag opening mechanism to ascend or descend through a connecting plate II, after a bag opening induction correlation switch senses the opening of an outer bag, the second stepping motor (A2) works and controls a lower material guide hopper (A8) to move downwards along a guide rail through the short synchronous belt (A21), the bag opening mechanism is in a descending state at the moment, a clamping opening of a bag opening clamp (A7) is firstly embedded from an inlet at the top of a bag body, a front clamping handle and a rear clamping handle of the bag opening clamp (A7) which continuously moves downwards are extruded by a front limiting rod and a rear limiting rod which are connected with bearings in series to enable the clamping opening of the bag opening clamp to open the whole bag body, and tea leaves are guided into the lower material guide hopper (A8) through an upper hopper;
the first stepping motor (A1) works, the cuboid pressing aluminum block (A93) moves downwards along the guide rail under the driving of the long synchronous belt (A11), the cuboid pressing aluminum block (A93) can move downwards along the blanking channel in the lower guide hopper (A8) and extrude the materials in the lower guide hopper (A8), so that the tea leaves completely enter the bag body, the cuboid pressing aluminum block (A93) can play a role of buffering through the vertical pressing rod (A92) sleeved with the spring, so that the cuboid pressing aluminum block (A93) can not crush the tea leaves, the cuboid pressing aluminum block (A93) finally conveys the bag body filled with the tea leaves into the U-shaped groove plate positioned below, and meanwhile, the needle suction type vacuum pumping mechanism moves downwards along the guide rod (G1) in a free falling mode under the action of self gravity, the lower tube end of a strip-shaped needle type breather tube (G3) in the needle suction type vacuumizing mechanism can be finally inserted into the surface of a material in a bag body, a sealing strip mechanism in the bag body sealing and coding device clamps the bag opening of the bag body, simultaneously, the lower end of the strip-shaped needle type breather tube (G3) is also tightly clamped by the sealing strip mechanism, before the bag opening of the bag body is subjected to double-side heat sealing and coding, an original point approach switch I (A911) acts and drives a vacuumizing electromagnetic valve (G5) to control a vacuum pump (G4) to perform vacuumizing operation through switch conversion, and the lower tube end of the strip-shaped needle type breather tube (G3) can be inserted into the deepest part in the bag body and is contacted with the surface of the material in the bag body, so that the vacuumizing effect is not only prevented from being influenced by the absorption of the bag body, but also can ensure that the air in the bag body is more thoroughly vacuumized;
after the vacuumizing operation of the bag body is completed, the first stepping motor (A1) drives the long synchronous belt (A11) to rotate reversely, the long synchronous belt (A11) rotating reversely controls the pressing mechanism to ascend through the connecting plate I, the pressing mechanism ascends along the belt to lift the needle suction type vacuumizing mechanism upwards, the bottom end of a long strip needle type vent pipe (G3) in the needle suction type vacuumizing mechanism can be completely separated from the bag body, and finally the bag opening of the bag body is subjected to double-side heat sealing and code printing treatment.
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| CN201710894543.6A CN107512425B (en) | 2017-09-28 | 2017-09-28 | Needle suction type bag body vacuumizing device used in pure electric shaping packaging machine |
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| CN2734632Y (en) * | 2004-02-27 | 2005-10-19 | 蔡松华 | Needle tube type vacuum extractor |
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| CN106956800B (en) * | 2017-04-26 | 2023-03-31 | 福建省安溪县兴安金属有限公司 | External vacuumizing and double-side heat sealing device for pure electric shaping packaging machine |
| CN106956824B (en) * | 2017-04-26 | 2023-03-28 | 福建省安溪县兴安金属有限公司 | Pure electric shaping packaging machine and processing method thereof |
| CN207258062U (en) * | 2017-09-28 | 2018-04-20 | 福建省安溪县兴安金属有限公司 | A kind of pin suction bag body vacuum extractor being used in pure electric vehicle shaping packing machine |
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| DE2161648A1 (en) * | 1970-12-14 | 1972-06-29 | W.R. Grace & Co., New York, N.Y. (V.StA.) | Method and device for vacuum packaging |
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