Summary of the invention
The purpose of this invention is to provide a kind of new-type improvement container.Special purpose provides a kind of container, and this container can low-costly be made, and has very light weight and is convenient to and handle.
A concrete purpose provides a kind of improved container, is used for food, especially for being aseptic food.
Another purpose provides a kind of method of new-type suitable manufacturing container.
In addition, purpose provides a kind of improved method and apparatus, is used for packing liquid or flour.
According to the present invention, these and other purpose will obviously be found out from following specification sheets, be by a kind of container now, make the method and apparatus of container, and the method and apparatus of container filling reach.
According to first aspect, therefore the invention belongs to a kind of container with flexible wall, each flexible wall interconnects, so that form the compartment of a closure, the volume of this compartment is relevant with the relative position of wall.Two opposed sidewalls engage along common connecting bridge, and container has a pipe installation, it is uniform that the material of pipe installation is formed along its whole length, and it extends to the outside of container from compartment between two sidewalls, and when container was in state empty before the can, pipe installation was by involution.
Because pipe installation is to form between the outside of material chamber (compartment) and container, so form the macropore of a preliminary dimension.As a result, because hole size and position are predetermined, so on the one hand, it will be convenient to container filling, and on the other hand, it will be convenient to emptying receptacles in consumption.In addition, on the one hand, when manufacturing and container filling, it can close and open container several times, guaranteeing good health, and on the other hand, it can guarantee good storage property and taste in consumption, this at food, especially to require in health and the aseptic food be a very big advantage.
One of them remarkable advantage of container of the present invention is: manufacturing and container filling can be carried out in distinct factory; And this makes container extremely be suitable for Small Scale Industry.
As mentioned above, when making container, with the pipe installation involution.If container is to make or carry out disinfection, then can obtain not container filling like this with aseptic material chamber after making under aseptic condition.Can under the aseptic situation of maintenance, this container be transported to can factory separately then.Therefore, can factory does not need to be used for the equipment of container material chamber sterilization, and this is cheaply, and to small-scale can factory advantageous particularly.
Because container has flexible wall, so when container is made, it can be flattened, and transport under flat form in the most space-saving mode.
Because having the container and the pipe installation of flexible wall combines, a kind of container that is used for food is provided, and above-mentioned container with flexible wall produces a kind of container of flattening, except before can and after the consumption, this container can be compressed together, and be conserve space very.
Pipe installation has flexible wall, and this makes it can be with the entire container force together.On the one hand, can conserve space, and on the other hand, simplified the processing in manufacturing and the can.
In a preferred embodiment, pipe installation is to use and the manufacturing of sidewall identical materials, and during disposal container, this is a very big advantage after using.
In addition, pipe installation can be combined into integral body with sidewall structures, perhaps forms a dividing member that is inserted between the sidewall.
The container soft material, particularly plastic material manufacturing.Plastic material advantageously comprises the heat sealable superficial layer that closes.The thickness of material is preferably in the 100-200 mu m range.Pipe installation can be made bigger than the thickness of wall, for example, when wall is had an appointment 100 μ m thickness, the thick about 200 μ m of pipe installation.
According to an embodiment, pipe installation along its neighboring wherein half is connected with one of them sidewall of connecting bridge basically, and along its neighboring wherein second half is connected with wherein another sidewall of connecting bridge basically.Producing a kind of stable and symmetrical pipe installation like this connects.When pipe installation had flexible wall, the present embodiment advantageous particularly because when handling empty container, obtained having the flat duct device and is arranged at wherein straight connecting bridge.
In a particularly preferred embodiment, pipe installation portion within it comprises a kind of heat sealable material that closes, and this heat sealable material that closes is convenient to the involution pipe installation, so that it is closed in optional position along this pipe installation.
In a preferred embodiment, edge one segment distance is left in the pipe installation extension, and terminates in a terminal edge place, and this terminal edge is arranged on the outside of container.When making container, this terminal edge can involution, in this case, is in sky and the container of flat form can be easy to sterilization, and kept sterile state always before can.Before can, can for example cut off and open container, and after can, can close this container by new terminal edge of involution by removing terminal edge.When container contents consumes, can open pipe installation by cutting off terminal edge once more then.A remarkable advantage of pipe installation is: it can carry out involution by stopper is inserted pipe installation at its terminal edge place by the customer.
Said vesse particularly be highly suitable for volume up to several liters and weight the consumables up to several kilograms.It is specially adapted to the food as milk.
In another embodiment of container, the pipe installation of making extends internally a segment distance to inner end from connecting bridge separately, sidewall comprises a sponson or annex, this sponson or annex surround pipe installation, and the connecting bridge on pipe installation one side has a sweep and an edge part therein, and this marginal portion and pipe installation extend from sweep abreast.Therefore, form an annular space around pipe installation.
When the container that is in filled state is located with the pipe installation that faces toward down, a radial pressure is applied on this pipe installation, and when in pipe installation, inserting a tubular valve device, between pipe installation and valve gear, forms a sealing effect like this.Be particularly suitable for and utilize the distributing box collaborative work of liquid such as water according to the container of present embodiment.Particularly preferably be in the present embodiment, when container filling is full, the inner end involution of pipe installation.
According to second aspect, the invention provides a kind of method of making liquid or powdery content usefulness container, this method may further comprise the steps: made container before can; Between two opposed sidewalls, so form pipe installation, so that this pipe installation extends to the outside of container from the material chamber of container; Two sidewalls are engaged along connecting bridge; And involution pipe installation.
In according to the described manufacture method embodiment of this second aspect, before between two sidewalls pipe installation being set, separately with two sidewalls.In a special embodiment, pipe installation is inserted between the sidewall, container and pipe installation are advanced on common moving direction.This makes rationally and the Fast Installation pipe installation becomes possibility.Preferably, to make and to advance many containers in a kind of sheet material (web), many pipe installations that supply on the sheet material are arranged between the sidewall of container in the sheet material.Significant advantage is can manufacturing in enormous quantities like this, because this can reach low productive costs.
According to the third aspect, the invention provides a kind of device of making container.This device comprises an assembling post, it is suitable for so forming pipe installation between sidewall, so that this pipe installation extends to the outside of container from the material chamber, and this device comprises one first connecting device and one second connecting device, above-mentioned first connecting device is suitable for engaging two sidewalls along connecting bridge, and second connecting device is suitable for the involution pipe installation.Under with this manufacturing installation situation, provide the appropriate device that is used to make container of the present invention and is used to implement manufacture method.
According to fourth aspect, the invention provides a kind of method of container filling.This method may further comprise the steps: utilize cutting or similar approach, from the pipe installation of external opening involution, this pipe installation forms between two sidewalls of container, and extends to the outside of container from the material chamber; Filling nozzle is inserted pipe installation; By filling nozzle content is imported container, increase the volume of material chamber by the wall branch is come simultaneously.As a result, provide a kind of method, this method especially is highly suitable for packing responsive food in the sterile container in advance.
According to the 5th aspect, the invention provides a kind of device of container filling.This device comprises a device for opening and a filling nozzle, above-mentioned device for opening is fit to utilize cutting or similar approach to open the pipe installation of involution, this pipe installation forms between the sidewall of container, and from expecting that the chamber extends to the outside of container, and above-mentioned filling nozzle is arranged on the end of can conduit and have a tapered end portion, this end portion cross section is elongated, and filling nozzle is inserted in after opening the can conduit in this can conduit.Under with this device situation, reached the can of carrying out useful health with liquid, and during can, liquid can not contact external environment.
In a preferred embodiment, filling nozzle is made with elastomeric material.Particularly preferably be, filling nozzle has elongated outlet with two marginal portions in the part endways, and these two marginal portions and preferably are engaged with each other toward each other, so that sealing outlet when not applying external force.As a result, avoided liquid before container filling with contact external environment afterwards.
In a particularly preferred embodiment, filling apparatus comprises a cell, and this cell surrounds pipe installation and filling nozzle when can, and by allowing clean gas flow to the outside of pipe installation and filling nozzle, guaranteeing has the environment of a cleaning around them.
In a preferred embodiment, filling apparatus is equipped with an extrusion, so that the flow in the control can conduit, this extrusion works to a deformable duct, and it is included in the can pipeline.Form a valve gear like this, this valve gear has a smooth inside face, and this smooth inside face stops bacterium to assemble, and therefore guarantees an aseptic environments.
At last, provide a kind of container, this container utilizes above-mentioned packaging process or filling apparatus, filling liquid or powdery content.
Under with the described containment system situation of the above-mentioned each side of the present invention, when packing liquid food, therefore be significantly improved.This container does not have adverse effect to the customer, and is suitable for making and sterilization in advance with mode cheaply because it is flat and is crushed under the state of sky, so its material chamber also basically emptying gas.Also having a remarkable advantage is that container is involution in this state.Can make in different location and different time, sterilization and can, keep good sanitary condition simultaneously.Before filling container fully, the alerting ability of method will be very big.
The existing preferred embodiment explanation of the present invention container
Now, with reference to Fig. 1 and 2 container 10 is described, Fig. 1 and 2 illustrates respectively from last and be in first preferred embodiment of filled state from the container of seeing sideling down.Container 10 is intended for containing the liquid of powder, and is specially adapted to require the food such as the milk of very high health and aseptic degree.It is telescopic that container belongs to, that is belong to compressible formula or folding, and comprise three soft walls, that is two opposed sidewalls 12 and a diapire 14, they use the plastic material manufacturing, and interconnect so that form a material chamber, the position of the volume of this material chamber and wall 12,14 is relevant.Two sidewalls 12 are along common connecting bridge 20 weld togethers.On the opposite side of container 10 with respect to diapire 14, between two sidewalls transversely of connecting bridge 20, form a pipe installation that separates 16, this pipe installation 16 is also used soft plastic material manufacturing, and extends to the outside of container 10 from the material chamber.
Pipe installation 16 is tubuloses, and has the identical flexible wall of a material and quality and sidewall 12.Particularly preferably be a kind of pipe installation that does not have longitudinal seam, for example a kind of extruded pipe.Two side 12 forms a common edge, pipe installation 16 stretches out a segment distance and end is a terminal edges 18 from this common edge-perpendicular, this terminal edges 18 is arranged on the outside of container, and carries out involution by the inside face weld together with pipe installation 16.By for example scissors being cut off the terminal edges 18 of involution, can open container 10 easily with one.Then by in pipe installation, inserting a stopper (not shown), can with container 10 again involution get up.
Bogey 30 is arranged in the connecting bridge 20 at pipe installation 16 first sides places, and comprises that an orifice area 32, this orifice area 32 comprise that one first is that circular hole 34 and one second are slot 36 basically basically.The result, bogey forms a handle 30, and this handle makes it carry container 10 with 4 fingers for the user, and the part of a cushion effect so forms between each hole simultaneously, when being carried with convenient container 10, handle 30 is not folding or indeformable with any alternate manner.Two holes 34,36 and the perpendicular line of handle 30 extend through container 10 into about 25 ° of angles.Experiment shows that the 20-30 ° of interior angle of scope produces comfortable container 10 handles.On the opposite side of conduit 16, connecting bridge 20 is designed to a kind of sheet material 22, so that the opening and closing of container 10.
Fig. 3 and 4 illustrates second preferred embodiment that container 10 ' is in filled state.
Container 10 ' only is that pipe installation 16 is different with the container shown in the synthetic whole aspect of the sidewall structures of container and Fig. 1 and 2.Each all forms a sponson U two sidewalls 12 ' of container, and when along connecting bridge 20 ' during with two sidewall 12 ' weld togethers, this sponson U-shaped becomes above-mentioned pipe installation 16 '.Actual conditions are, it is hard and be convenient to processing that pipe installation 16 ' will not resemble the pipe installation that forms with separating type, the above-mentioned pipe installation that forms with separating type is inserted between the two side, and on the other hand, can more rational manufacturing container 10 ' according to the described pipe installation 16 ' of second embodiment, because can save a manufacturing step, that is save pipe installation is inserted between two sidewalls.
Fig. 5 illustrates the wherein part according to described empty receptacle of above-mentioned first embodiment 10 and back surface vessel, and this container 10 usefulness sheet materials (web) manufacturing will be described in more detail as following.Many joint faces have also been seen.
Fig. 6 illustrates container shown in Figure 5 10 in the ratio of dwindling a little, has removed nearest sidewall simultaneously.Therefore, this illustrates one than distal wall 12, connected pipe installation 16, along the inside on the folding base 14 of broken line 15, and the structure (design) of connecting bridge 20, and along this structure, two sidewalls 12 interconnect.In the bottom section 42 of container 10, sidewall 12 is connected with diapire 14 by following connecting bridge 24 on the one hand, connecting bridge 24 below this, each sidewall 12 all is connected on the diapire 14, and on the other hand, be connected connecting bridge transversely with diapire 14 by two horizontal connecting bridges 26, all three walls 12,14 interconnect by a common weld seam.Therefore, the material chamber 40 of container 10 is limited by sidewall 12 and diapire 14.Connecting bridge 20 forms towards the boundary line 28 of material chamber.
Pipe installation 16 is arranged on the opposed side of container 10 with respect to diapire 14.This structure forms a kind of container, and liquid can inject from this container in comfortable mode.
Material chamber 40 comprises above-mentioned bottom section 42, zone line 44 and top arch area 46, in this zone line 44, boundary line 28 is relevant with connecting bridge 20, and towards the material chamber is parallel, and in top arch area 46, boundary line 28 accurately extends on the internal edge of pipe installation 16 relative to one another.Under this structure situation, container 10 keeps stable, and irrelevant with the degree of filling.
Tubular conduit device 16 is flat, and in the part in being arranged at connecting bridge 20 25, this tubular conduit device is connected on the sidewall 12 along its half neighboring, and is connected on another sidewall 12 along its second half neighboring.In the inside of container 10, pipe installation 16 is that entire connection portion 20 extends transverse to material chamber 40.
Fig. 7 is container 10 cross-sectional view strengths according to above-mentioned first embodiment, can obviously find out the various parts the 12,14, the 16th of container 10 from this figure, how weld together.Container 10 illustrates with the state of sky, with these container 10 involutions, is used for keeping before can clean.At the upper end of container 10, the terminal edges of pipe installation 16 18 is by with its inside face weld together involution in addition.The outside face weld together of pipe installation 16 in two their inside faces of sidewall 12 usefulness and the connecting bridge 20.When sidewall 12 and pipe installation 16 interconnect, concerning the inside face of pipe installation 16, weld together in the zone of connecting bridge 20 not importantly, this is advantageously by sealing incompatible reaching.In order to guarantee this point, concerning pipe installation, it preferably has the wall thickness bigger than sidewall 12, so that arrive at heat before the inside of pipe installation 16, and can be by the heat that hot press fixing device (jaw) applies from the outside with sidewall 12 and pipe installation 16 weld togethers.In an alternative embodiment, the inside of pipe installation 16 can scribble a kind of material, and this material has than the high fusing point of material in the joint 20 between pipe installation 16 and the sidewall 12.
Be combined under the single-piece situation at the sidewall 12 ' of pipe installation 16 ' with container 10 ', come to this according to the described container 10 ' situation of above-mentioned second embodiment, the manufacturing of pipe installation 16 ' is the simplest.Be used for the involution instrument (not shown) of sidewall 12 ' weld together is so designed, along involution part 20 ' weld together connection arranged so that pipe installation 16 ' forms with sidewall 12 '.Therefore, pipe installation can be made and have the wall thickness identical, in addition, not require that internal material has high melt point with sidewall.
Below container 10, in the zone, diapire 14 and two sidewalls 12 are shown, this diapire 14 have its upwards towards 15, two sidewalls 12 of fold line in the weld seam of following connecting bridge 24, combining with diapire.
Fig. 8 illustrates the bogey of container or the special embodiment of handle 30.See a deforming zone 50 in the figure, this deforming zone 50 in two holes 34,36 wherein place, each hole all comprise a deformed region 54,56.Each deformed region 54,56 all forms a part, and wherein two juxtaposed sidewalls 12 do not interconnect.Therefore, deformed region 54,56 has very big alerting ability, and extends along bore region 32 sides towards the edge.If the user holds container 10 with hand in orifice area 32, then deformed region 54,56 distortion.Therefore, prevent in the sidewall 12 incision user hands of bore region 32.
In addition, Fig. 8 illustrates a kind of stiffening device, and this stiffening device is got the form of inflating catheter 52, and it is arranged between the edge of orifice area 32 and join domain 20.This makes bogey 30 produce very big rigidity, although sidewall 12 is to make with soft material.Because conduit 52 is filled with gas (preferably air), does not supply with other material, other material can make container 10 heavier, and makes the processing of container 10 after using complicated.
Container shown in Fig. 1-8 all is in the filled state that is intended for storing, and is specially adapted to liquid food, as the consumption of milk and juice (juice).
Fig. 9 illustrates according to container 110 the 3rd embodiment of the present invention.In this structure, container 110 is suitable for hang distributing its content, and is particularly suitable for relatively large the reaching that about 5-15 rises and uses in distributing box.Preferred application is to use in drinking water dispenser.The composition of container 110 is equivalent to first embodiment of said vesse basically.Difference at first is: compare with the container of first embodiment, container 110 is to be in the position of putting upside down to use down, and therefore has a upper wall 114 and a pipe installation 116 that is arranged on the container lower end that is equivalent to diapire 14.
Upper wall 114 extends upward with the sidewall 112 of container 110, so that form two bogeys 130, this bogey 130 comprises flap (flaps) 132 and the hole 134 that forms therein.Therefore, container 110 can be suspended on and store, transports and distribute on the relevant clamping joystick 60.
Figure 10 illustrates the structure of container 110 at its lower end, for see clearer for the purpose of, nearest sidewall 112 is removed, and pipe installation 116 illustrates with longitudinal section.Obviously, in the same manner as described above, pipe installation 116 is connected on the sidewall 112 along half of its periphery, and on being connected to another sidewall in container 110 connecting bridges 120 along second half of its periphery.Yet in the present embodiment, pipe installation 116 extends a segment distance from connecting bridge 120 and enters the material chamber 140 of container 110.Simultaneously, two sidewalls 112 form an accessories section that stretches out 113, and this accessories section 113 surrounds pipe installation 116, so that form the plug conduit 142 that an annular is stretched out, this plug conduit 142 centers on pipe installation 116 in material chamber 140.
Connecting bridge 120 laterally is connected with pipe installation 116, and on each side of pipe installation 116, a sweep 122 and a marginal portion 124 is arranged all, and this marginal portion 124 it and pipe installation 116 stretch out from sweep 122 abreast.
Shown in the position in, pipe installation 116 is in emptying or fills the position, simultaneously pipe installation 116 is held 117 places and 118 places, outer end thereof within it the two is all opened.Yet, aspect manufacturing container 110, with outer end 118 involutions.Aspect can, container is opened by cutting off involution end 118.
After can, the inner 117 by involution pipe installation 116 is with container closure, and as shown in figure 11, Figure 11 illustrates pipe installation 116 with longitudinal section, and this longitudinal section is vertical with section-drawing shown in Figure 10.Shown in double-head arrow 72, a pair of hot press fixing device tightly suppresses two side 112.This illustrates and is right after subsequent phase.In order to prevent that each sidewall 112 is connected with pipe installation 116, the inside face of pipe installation 116 preferably uses its fusing point than sidewall 112 inside faces and the low material manufacture of pipe installation 116 outside faces.
When in stage of back during vessel empty, pipe installation 116 is opened to as shown in figure 10 position with a piercing device.Then can be by means of the valve gear (not shown) with container 110 emptyings, this valve gear has the cylindrical shape annular surface and inserts in the pipe installation 116.Liquid in the plug conduit 142 that stretches out will make pipe installation 116 be close to valve gear under pressure then, and therefore seal and the prevention leakage.
The described container of embodiment can be used optional soft material manufacturing, but preferably make with plastic material according to the present invention described above.This quasi-plastic property material is particularly preferred, because they are in relevant superficial layer, and under any circumstance all heat sealable closing.A kind of preferred plastics comprise the polyolefine material body layer that contains extending agent (preferably chalk).Have found that this material produces good barrier performance under low cost, particularly stop gas to pass through.The gas barrier layer that an ethylene-vinyl acetate copolymer (EVA) or EVOH make also can be set.The thickness of container material is preferably in the 100-200 mu m range.Container is made
Below with reference to Fig. 1 and 2, the manufacturing of the sort of type of container that had illustrated above going on to say.Figure 12 illustrates how wall of container is bonded into a common sheet material.The sheet material 212 of two identical sidewalls is arranged to parallel, opposed relation along manufacturing line.Simultaneously, the diapire sheet material 214 that is folded into double-walled shape is inserted between two sidewall sheet materials 212.
Figure 12 illustrates an assembling post 240, and how three plastic sheets 212,214 to be engaged and to interconnect by heat sealing in connection post 220, so that form container sheet material 210.The heat sealing operation utilizes hot press fixing device 218 to finish.At 225 places, punching post, with handle and the punching of each several part material that is arranged between the container.
Then, container sheet material 210 arrives one and inserts device 250, and pipe installation inserts device 250 with this and installs.Storing coiled material (coil) 209 from conduit unclamps tubular sheet of material 216 and is cut into pipe installation 16, utilize insertion device 250 pipe installation 16 to be inserted between the sidewall of sheet material system then, so that in container sheet material 210, form a complete container 10, one of complete container 10 coiled are stored coiled material 230.
Figure 13 is shown in further detail each parts in assembling post 240, as ise apparent from FIG. 13, how to utilize feed arrangement 242 that tubular sheet of material 216 is delivered to and inserts in the device 250, and how to utilize cutter sweep 246 to be cut into the pipe installation 16 of appropriate length.
Insert device 250 and comprise a circular wheel 251 that inserts, this inserts wheel and is handled by drive motor 348 batch (-type)s, and has a holding tank 252, and this holding tank 252 extends along the periphery of wheel 251, and pipe installation 16 is clamped in the holding tank 252.
The periphery that inserts wheel 251 is extending near in the insertion position of container sheet material 210, so that pipe installation 16 is inserted between the two side 12 of container 10.Assembling post 240 comprises a disengagement gear 260, when inserting pipe installation 16 with box lunch, with two sidewalls 12 separately.Disengagement gear 260 comprises two vacuum furnaces 262, they have one on each side of container sheet material 210, vacuum furnace 262 is positioned at apart from sheet material 210 a distance, and be connected on the vacuum (not shown), on the periphery of vacuum furnace 262, form some holes 264, utilize vacuum that these holes are applied suction, make sidewall 12 simultaneously separately, as shown in the figure.
In addition, assembling post 240 comprises first connecting device 270 and second connecting device 280.First connecting device 270 has two hot press fixing devices 272, and they on each side of container sheet material 210 one on one side; So that two sidewalls 12 are bonded with each other, and engage with pipe installation 16 along the connecting bridge of opening 20.Second connecting device 280 is arranged on the downstream of first connecting device 270, and it also has two hot press fixing devices 282, one side this hot press fixing device is provided with one what insert pipe installation 16, is used for this pipe installation 16 involutions.
Apply suction from vacuum furnace 262, the two activity of periphery that makes container sheet material 210 simultaneously and insert wheel 250 on the working direction of sheet material 210 is so that be inserted in pipe installation 16 sideling between the sidewall 12.When pipe installation during perpendicular to sheet material 210, this sheet material 210 and insert wheel 250 the two stop motion, and the swabbing action of vacuum furnace is interrupted.
In this fixed position, the press fixing device 272 of first connecting device 270 is close to the outside of sidewall 12.Simultaneously, on another side that inserts wheel 250, a new pipe fitting 216 is inserted in this groove 252 that inserts wheel 250, and cut so that form new pipe installation 16.Also utilize the race time by second connecting device 280, this second connecting device was located in a stage that is positioned at the downstream, involution pipe installation 16, and so relevant container 10 of involution simultaneously.
Except said elements, the device that is used to make container comprises a feed arrangement 290 and a dividing apparatus (indexing device) (not shown), feed arrangement 290 is got two roller 291 forms, and dividing apparatus is used to control feeding, to guarantee the correct location of pipe installation 16.In an alternative embodiment, the outer end of pipe installation 16, can be before pipe installation 16 be inserted between the sidewall involution.
As shown in figure 12, the container 10 of completion is wound into coiled material 230.Container 10 is particularly when being used for food, a very big advantage is, they can be by exposing coiled material 230 in the axial direction facing to radiation, carry out disinfection in open-and-shut mode with radiation, in this case, the radiation of passing internal tank only need penetrate the junction surface in the axial end (not shown) of coiled material 230.Container filling
Figure 14 is the lateral plan of device 300 on direct of travel, and this device 300 is for preferably using filling liquid as top container 10 with reference to the sort of type as described in Fig. 1 and 2.With reference to milk this device is described below, but this device is fit to other liquid or powder can also.
Filling apparatus 300 comprises: bogey 310; Can conduit 315, it is connected on the storage tank (not shown) and comprises a deformable duct 320, and deformable duct 320 has a filling nozzle at its lower end; With extrusion equipment 330, this extrusion equipment 330 is provided with around the throttling part 322 of pipeline 320, and comprise that bearing set 331 and extrusion 332, above-mentioned bearing set 331 are arranged on the place, first side of pipeline 320, and extrusion 332 is arranged on the opposite side place of pipeline 320.For the purpose of clearer, many elements are removed from filling apparatus shown in Figure 14 300.
Bearing set 331 fixed types of extrusion equipment 330 are connected on the bogey 310, and form a recessed musical form compressive plane 333 towards pipeline 320.Extrusion 332 be circular and with asymmetric mode of pivoting be suspended on bogey 310 below.Therefore, extrusion 332 forms the convex compressive plane 334 towards pipeline 320 and bearing set 331.Therefore extrusion 332 can rotate around pivot with the mode shown in the double-head arrow 335, and by the downstream with outwards leave pipeline 320 Union Movements and open conduit 315, and passes through the upstream inwardly towards the Union Movement closure catheter for closing 315 of pipeline 320.Owing to closing is to take place under compressional movement of uniting and upstream motion, thus in the pipeline 320 in extrusion equipment 330 downstreams, produce a pressure below atmospheric pressure, thereby prevention is dripped from filling nozzle between fill operations.
Filling apparatus 300 also comprises a control setup (not shown), and this control setup is by means of the opening and closing of extrusion equipment 330 control conduits 315.Control setup is also connected on the instrument (not shown), is used to measure the amount of liquid that passes through.Control setup is arranged to and is begun to measure and close this conduit along with being metered into predetermined amount when opening conduit 315.Instrument can be with one of them design of following several method, for example: weigh for during can container 10, measurement flow elapsed time etc. after the volume of conduit 315 or metering conduit 315 are opened.
Bogey 310 carrying pipeline 320 and extrusion equipments 330, this bogey 310 is vertically adjustable by this way in frame 340, so that filling nozzle 325 can be inserted container 10 beginning fill operations, and can after can it be taken out from container.
On frame 340, be provided with a device for opening 350, this device for opening 350 is got two arm 352 forms of opening that can rotate around pivot, and in the end of opening arm 352, sucker (suction cup) 354 has been installed.Each sucker is connected on the vacuum source.Arm 352 is opened in utilization, by rotating to sucker 354 on the side of container 10 pipe installations 16 around pivot, suction is applied on the sucker 354 then, opening arm 352 simultaneously a little outwards rotates around pivot, pipe installation 16 is so opened, so that filling nozzle 352 can be inserted in this pipe installation, this is undertaken by moving down bogey 310.
Figure 14 also illustrates a pair of conveying arm 345, and conveying arm 345 is arranged on and is fit on the reciprocating conveying lever 346.When the sheet material 210 of transport box 10, conveying arm 345 rotates to contact sheet 210 around pivot, and conveying lever 346 impacts motion (striking motion) on the moving direction of sheet material 210 thereupon, so that mobile sheet material 210.Then, conveying arm 345 rotates around pivot and leaves sheet material 210, and conveying lever 346 correcting actions, so that repeat this operating performance.
Filling nozzle 325 is shown in further detail in Figure 20 and 21, and it has the end portion 326 of an elongated cross sections, and this end portion 326 is tapered into an elongated outlet 27 in a lateral direction at it, and this outlet 27 has the marginal portion 328 that is bonded with each other.As what obviously see from Figure 20, end portion 326 also attenuates on the longitudinal direction of elongated cross sections a little.Filling nozzle 325 usefulness elastomeric materials, preferably with for example silaatic manufacturing of plastics, and be SELF CL, that is export 327 edge part 328 and be bonded with each other, so that involution outlet 327 when not applying external force.Filling nozzle towards the place, end of leaving end portion 326, has a junction to divide 329 at it, and this connecting bridge 329 is connected on the can conduit 315.Design-calculated filling nozzle 325 is particularly suitable for inserting in the pipe installation 16 of container 10 like this, and is pasting the inside involution of this pipe installation.
Figure 15 is the lateral plan of filling apparatus 300 as shown in Figure 14.Be shown with cell 360 among the figure, this cell 360 is provided with around the pipe installation 16 of filling nozzle 325 and container 10, above-mentioned cell comprises a track 362, a bellows 364 and a delivery conduit 366, pipe installation 16 is directed in above-mentioned track 362, bellows 364 surrounds filling nozzle 325, and delivery conduit 366 is used for the filtrated air of aseptic gas such as heat.
Figure 15 illustrates the sheet material 210 of container 10, and this sheet material 210 enters filling apparatus 300 on the direction of arrow 3 indications, and the direction of arrow 3 indications is moving directions of sheet material.At position A, a closed containers 10 is shown, pipe installation 16 involutions of container 10 are in its external end part 18.A device for opening is set in track 362, so that open container 10 by the end portion 18 that cuts pipe installation 16 involutions, above-mentioned device for opening is got the form of cutter sweep 370, this cutter sweep 370 has a motor 374 and a rotating blade 372, rotating blade 372 is arranged on each side of sheet material 210, and one of them only is shown.
On moving direction 3, see, after the cutter sweep 370, be provided with the filling nozzle 325 of can conduit 315, and it is further again, find involution post 380, this involution post 380 is shown in further detail in Figure 18 and 19, and it comprises two hot press fixing devices 382, hot press fixing device 382 is also shown in Figure 16 and be installed on the clamping limb 284, so that the pipe installation 16 of the good container 10 of involution can.
Track 362, its outward appearance is shown in further detail in Figure 16 and 17, and this track 362 is elongated, and the rectangular cross section of perpendicular is arranged, and it has a groove 363, this groove 363 formation below track 362, and pipe installation 16 is directed in this groove 363.Groove 363 is near filling nozzles 325, and this filling nozzle 325 is extended to slotted eye 365, so that the aperture of pipe installation 16 can be provided and filling nozzle 325 is inserted in these apertures.In addition, track 362 comprises a cylindrical shape connecting bridge 368 near filling nozzle 325, and this connecting bridge 368 is arranged on the upside of track 362 and supplies bellows 364 usefulness.
When filling apparatus 300 work, aseptic gas flows into bellows 364 and further flows into track 362 via delivery duct 366.Gas gives off via groove 363 then.Bellows 364 allows gnotobasis around filling nozzle 325, and this unhinderedly lifting of ozzle 325 simultaneously.With under cell 360 situations, can guarantee that can carries out in gnotobasis in convenient and failure-free mode.
When sterile container 10 can one sky or prior, at first its is inserted in the gnotobasis in track 362, in cutter sweep 370, open subsequently and flatten and empty container 10.Then the container of opening 10 is transported to filling nozzle 325 places, near this filling nozzle 325, device for opening 350 dilating catheter devices 16 also insert filling nozzle 325 in these pipe installations 16.In this respect, extrusion equipment 330 is opened and with milk container filling 10, milk increases the volume of container 10, and instrument begins to measure the amount of liquid of supply container simultaneously.When being metered into predetermined amount, extrusion equipment 330 is closed thereupon.When extrusion equipment 330 is closed,, form a pressure below atmospheric pressure, so its egress hole 327 is by involution near in the pipeline 320 of filling nozzle 325.Further container 10 is transported to involution post 380 then, at these 380 places, involution post, once more with container 10 involutions.
Because after sterilization, the unclean air in the environment contains the chance that enters container 10 in no instance, so the liquid of being adorned, will obtain a very environment of health in container 10.
When cleaning filling apparatus 300, utilize release 367 that track 362 and bellows 364 are taken out together.In the bath that separates, clean these parts then.Around the cleaning cup (not shown) of filling nozzle installation one band plumbing connection, in can conduit 315 and around filling nozzle 325, make the cleaning agent circulation subsequently.Take out the cleaning cup then, and the track 362 of mounting strap bellows 364 once more.By means of the gathering-device that an outlet is arranged, the groove 363 with air tight manner involution track 362 is moved down into filling position with filling nozzle 325 subsequently then, and with hydrogen peroxide (H
2O
2) carry out disinfection, gas is supplied with via inlet 366, and discharges via the outlet of gathering-device.Removing gathering-device and allowing milk flow through after the can conduit 315, production can begin once more.Therefore, filling apparatus keeps clean easily and cleans easily, thereby has guaranteed good hygienic state.
Although the device that is used to make with a kind of container of can only has been described, this container has the pipe installation that separates that is inserted between its sidewall, by doing suitable modification, these devices also can be used for making those its pipe installations and container side wall is combined into the single-piece container but obviously.Therefore, scope of the present invention is only defined by the appended claims.