Brief description of the drawings
In order to more fully understand the essence of the present invention, it is described in detail below in conjunction with accompanying drawing, wherein：
Fig. 1 is a kind of typical puncture outfit packaging schematic diagram of prior art；
Fig. 2 is to pack vertical its described in Fig. 1 to seal the sectional view on side；
Fig. 3 is the stereogram of first embodiment of the invention puncture needle component 200；
Fig. 4 is the explosive view of puncture needle component shown in Fig. 3；
Fig. 5 is the axial sectional view of the vertical vessel 100 of component shown in Fig. 4；
Fig. 6 is vertical vessel shown in Fig. 5 vertically by the projection view of proximate；
Fig. 7 is the axial sectional view of puncture needle component shown in Fig. 3；
Fig. 8 is projection view of the puncture needle component shown in Fig. 7 by proximate；
Fig. 9 is the 9-9 sectional views of puncture needle component shown in Fig. 7；
Figure 10 is the 10-10 sectional views of puncture needle component shown in Fig. 7；
Figure 11 is original container 100a stereogram；
Figure 12 is the axial sectional view of original container shown in Figure 11；
Figure 13 is the schematic diagram that original container secondary operation shown in Figure 11 is trimmed to vertical vessel 100；
Figure 14 is a kind of stereogram for being used to pack the porous plate of the component 200；
Figure 15 is a kind of schematic diagram for being used to pack the component 200；
Figure 16 is the stereogram of second embodiment of the invention thimble assembly product bag 400；
Figure 17 is the explosive view of component shown in Figure 16；
Figure 18 is the axial sectional view of vertical vessel 300 shown in Figure 17；
Figure 19 is the axial sectional view of the other direction of vertical vessel 300 described in Figure 17；
Figure 20 is vertical vessel shown in Figure 18 vertically by the projection view of proximate；
Figure 21 is the 21-21 sectional views of vertical vessel shown in Figure 19；
Figure 22 is the decomposition view of assembly packaging system 500；
Figure 23 is the side projection view after assembly packaging system assembles shown in Figure 22；
Figure 24 is the axial sectional view of assembly packaging system shown in Figure 23；
Figure 25 is the decomposition view of assembly packaging system 600；
Figure 26 is the side projection view after assembly packaging system assembles shown in Figure 25；
Figure 27 is the axial sectional view of assembly packaging system shown in Figure 26；
Figure 28 is the partial enlarged view in Figure 24 the first sealing border area domain；
Figure 29 is the partial enlarged view in Figure 27 the first sealing border area domain；
Figure 30 is the plastic uptake of the first shell 630 manufacture schematic diagram；
Figure 31 is the trimming schematic diagram after the plastic uptake of the first shell 630 manufacture described in Figure 30；
Figure 32 is the bellows partial enlarged view described in Figure 27；
Figure 33 is that the first shell 630 and second housing 650 weld schematic diagram；
Figure 34 is the partial enlarged view on Figure 33 the first sealing side；
Figure 35 is the schematic perspective view for puncturing device assembly 800；
Figure 36 is the explosive view of assembly packaging system 700；
Figure 37 is the three-dimensional view of seamless shell 760；
Figure 38 is the partial enlarged view on the first sealing side 740；
Figure 39 is the axial sectional view of seamless shell 760 shown in Figure 37；
Figure 40 is projection view of the seamless shell shown in Figure 37 by proximate；
Figure 41 is the 41-41 sectional views of seamless shell shown in Figure 39；
Figure 42 is the 42-42 sectional views of seamless shell shown in Figure 39；
Figure 43 is the 43-43 sectional views of seamless shell shown in Figure 39；
In all views, identical label represents equivalent part or part.
Embodiment
Disclosed herein is embodiment of the present invention, it should be understood, however, that disclosed embodiment is only of the inventionExample, the present invention can be realized by different modes.Therefore, this disclosure is not to be construed to be restricted, andIt is the basis only as claim, and how basis of the invention is used as teaching those skilled in the art.This areaThe puncture outfit that is appreciated that in Minimally Invasive Surgery particularly hard tube endoscope-assistant surgery of technical staff generally include thimble assembly and/or wearPricker, hereinafter represent puncture needle or thimble assembly, or the combination of puncture needle and thimble assembly with " puncture outfit ".Puncture outfit leads toIt can often be divided into and reuse puncture outfit and One-time-use Perforator.In the present invention, it is of the present invention if without specific descriptionPuncture outfit is disposable puncture device.For convenience of statement, the side of follow-up all Proximity operation persons is defined as near-end, and away from operationThe side of person is defined as distal end.
Fig. 3-4 depicts a kind of puncture device assembly, more precisely, depicts the structure and composition of puncture needle component 200.GinsengFig. 3-4 are examined, the puncture needle component 200 includes puncture needle 20, vertical vessel 100 and lid material 190.The puncture needle 20 includes phaseTo big strong hand handle portion 21 and puncture needle top 25 and the elongate rod 23 extended therebetween.
Fig. 5-6 depicts the structure and composition of vertical vessel 100.The vertical vessel 100 includes axis 110 and substantially hung downDirectly with the plane lip 141 of the axis 110, the plane lip 141 is comprising lip outward flange 146 and lip inward flange 144 and therebetweenThe wall part of extension.The lip inward flange 144 limits vessel port 140.The vertical vessel 100 also include with the lipFirst housing 151 of the direction distal end extension that edge 144 connects, first housing 151 limit the first cavity 150.It is describedVertical vessel 100 also comprising with first housing 151 it is be connected and towards distal end extend the second housing 171, described secondHousing 171 limits the second cavity 170.Transitional shell 161 proximally extends intersects at Proximal transition side with the first housing 151162, intersect at Distal transition side 164 with second housing 171 to distal end extension.The transitional shell 161 limits UNICOMFirst cavity 150, the transitional cavity 160 of the second cavity 170.The vertical vessel 100 also comprising closing summit 184 andThe distal end housing 181 extended between second housing 171 and closing summit 184, the distal end housing 181 limit distal endCavity 180.First housing 151, transitional shell 161, the second housing 171 and distal end housing 181 are in turn connected to form entiretyThe 3rd seamless housing 121.The vessel port 140, the first cavity 150, transitional cavity body 160, the He of the second cavity 170Distal end cavity 180 is formed through the closed vessel 120 comprising vessel port successively.With continued reference to Fig. 6, in a kind of design,Minimum widith distance between the lip outward flange 146 and the lip inward flange 144 is more than or equal to 6 millimeters.Another design sideIn case, the lip outward flange 146 includes radius area 147.In another design, the radius area 147 is included by remoteThe local crowning 148 of end proximally.Referring now to Fig. 7-10, the puncture needle 20 loads among the vertical vessel 100, wherein instituteState the first cavity 150 and the shape and size of handle portion 21 are substantially matching, mainly accommodate the handle portion 21；DescribedTwo cavitys 170 and the shape and size of the elongate rod 23 are substantially matching, mainly accommodate the elongate rod 23.The lid material 190The final sterilization that closing is welded together to form with the plane lip 141 of the vertical vessel 100 is packed.Referring now to Fig. 8, Yi ZhongsheIn meter scheme, the lid material 190 forms annular sealing side 195 of the width more than or equal to 6 millimeters with the plane lip 141 welding,And one of angle 198 of the lid material 190 does not weld together with the plane lip 141, described raised 148 by the angle198 separate with the plane lip 141, conveniently take gripping when final sterilization is packed apart and tear.
As described in background, in the puncture outfit final sterilization packaging for having disclosed and having had been commercialized application, generally use plastic uptake methodProduce pallet cell-shell, described sleeve pipe component or puncture needle in a manner of its axis is basically parallel to sealing region accumbency in the supportIn disk cell-shell, as horizontal blister pack.Those skilled in the art be to be understood that plastic uptake legal system make pallet cell-shell intoThis is relatively low, and productivity ratio is higher, but there is also many defects：The degree of drawing of plastics sucking moulding product by a definite limitation, plastic uptake intoThe depth/width ratio of type die cavity is typically smaller than equal to 1, and 1.5 are generally must not exceed under worst-case scenario.And plastics sucking moulding typeThe wall thickness of chamber is typically smaller than equal to 1mm, and its die cavity maximum tension depth dimensions generally cannot be greater than 100mm.The skill of this areaArt personnel be appreciated that the vertical vessel 100 described in this example shape and structure relative to prior art pallet cell-shell, toolThere is significant difference feature.In the prior art, puncture needle and/or the basic accumbency of thimble assembly are in the pallet cell-shell, more details, the elongate rod of the puncture needle is basically parallel to the sealing side of its sealing packaging, or the elongated tubular of described sleeve pipe component is basicParallel to the sealing side of its sealing packaging.And the final packaging system containing vertical vessel 100 described in this example, the puncture needleElongate rod 23 be basically perpendicular to the final packaging system sealing side 195.
Fig. 9 depicts the 9-9 cross-sectional views of puncture needle component 200 shown in Fig. 7, the first cavity 150 described in this exampleCross section is a diameter of D1It is approximate circle；Figure 10 depicts the 10-10 cross-sectional views of puncture needle component 200 shown in Fig. 7, this realityThe cross section of the second cavity 170 is a diameter of D described in example2It is approximate circle；Wherein D1＞ D2.With continued reference to Fig. 7-10, for justIn quantization, the axial depth that defines second cavity 170 is HA1, HA1 >=5D in this example2, i.e., described second cavity 170Axial depth numerical value be more than or equal to 5 times of the cross section minimum widith of the second cavity 170.Therefore can not be made using plastic uptake methodMake or it is extremely difficult manufacture (with high costs) described vertical vessel 100.
Figure 11-13 depicts produces original container 100a using blow moulding, then the original container 100a is trimmed to be formedThe manufacture method (hereinafter referred blowing secondary operation method) of the vertical vessel 100.The original overcoat 100a includes the rankTerraced overcoat 100, in addition to the near-end scanning wall 131 proximally extended by plane lip 141 and its proximal chamber 130 limited, are also wrappedInclude penetrate near-end scanning wall 131 and with the blow gun 132 of the UNICOM of proximal chamber 130.Referring now to Figure 13, in the lipThe cut-off port of the proximate annular of a closing is made at edge 144, and the original container 100a is divided into vertical vessel 100 and waste materialPart 100b two parts, wherein the cut-off port, which cuts the plane lip 141, forms lip outward flange 146, and the lip outward flangeMinimum widith distance between 146 and the lip inward flange 144 is more than or equal to 6 millimeters.
Those skilled in the art is to be understood that the blowing secondary operation method is steeped with the plastic-sucking tray described in backgroundThe manufacture method of shell is compared, and the cost that the blowing secondary operation legal system makes packed single shell makes single-piece support higher than plastic uptake legal systemThe cost of disk cell-shell.But the vertical vessel 100a of blowing secondary operation method manufacture of the present invention, its integrated cost are remote lowIn the pallet blister pack method.A kind of typical 12mm specifications puncture needle 20 having been commercialized, the size of its handle portion 21 is aboutFor the long 30mm of a diameter of 40mm cylinder, the size of its elongate rod 23 is about the long 160mm of a diameter of 13mm cylinder.SettingIt is 6mm that it, which packs sealing hem width degree,.When using horizontal blister pack method described in background, it seals the shortest length on side and is more than460mm, sealing machine work top size 52mm × 202mm is taken during sealing.And work as and use vertical vessel of the present inventionWhen 100, it is about 126mm that it, which seals side shortest length, takes sealing machine work top size 52mm × 52mm during sealing.AbilityThe technical staff in domain is to be understood that because taking packaging when should use apart conveniently while ensuring that enough sealings are strong againDegree, the sealing quality control of final sterilization packaging are extremely important and complicated.It is shorter to seal line length, sealing machine is taken during sealingWork top size is smaller, then the controllability of sealing process is also more preferable, and the stability on the sealing side formed is better, and singleThe secondary product quantity sealed then can be more.It can be seen that during using the vertical vessel 100, sealing can be largely improvedQuality, and largely improve sealing efficiency.
Figure 14-15 depicts a kind of transportation and packing method of puncture needle component 200.Porous plate 220 includes the He of flat sheet 221Multiple through holes 222 being adapted with the shape and size of the first cavity 170, in this implementation, the porous plate 220 includes 50Substantially uniform through hole 222.With reference to figure 15, in the card of the puncture needle component 200 such as porous plate 220, wherein described firstSweeping wall 171 matches with the through hole 222, and the plane lip 141 matches with the flat sheet 221.The single porous plate220 can load 50 puncture needle components 200；The mutual spiral-lock of porous plate of two fully loaded puncture needle components 200, is put into oneSize is about in 55cm × 28cm × 22cm packing cases, i.e. 100 puncture needle components 200 take packaging space and are about33880cm3.It is empty that packaging is taken according to same 20, the 100 product bags of puncture needle of the plastic-sucking tray blister pack described in backgroundBetween be about 51376cm3.It can be seen that using the vertical vessel 100, product packaging space can be largely saved.AbilityThe technical staff in domain is to be understood that the sterilizing of the puncture needle component 200, and storage, transport is all to calculate price by volume, sterilizing, storage and cost of transportation can largely be saved by largely saving packaging space.
The vertical vessel 100 can be made of a variety of materials, including but not limited to polyethylene (HDPE, LDPE), polypropylene(PP), polyvinyl chloride (PVC), thermoplastic elastomer (TPE) (TPE), PET, PETG etc..The lid material 190 can be by air-locked plasticsFilm is made, or be made up of the porous air pervious material with biological barrier (such as the medical lid material 4058B, 1059B of Tyvek,1073B、Asuron).The medical lid materials of Tyvek are in the final sterilization packaging field extensive use of puncture outfit, but its is expensive, thisThe described vertical vessel 100 of invention advantageously reduces the dosage of the medical lid materials of Tyvek.In addition, when using transparent material manufacture instituteWhen stating vertical vessel 100, vertical vessel 100 of the present invention, which additionally aids, shows its packaged article, beneficial to selection.
Figure 16-21 depicts another puncture device assembly, more precisely, depicts the structure of thimble assembly product bag 400And composition.With reference to figure 16-17, described sleeve pipe subassembly product bag 400 includes thimble assembly 10, vertical vessel 300 and lid material 290.Described sleeve pipe component 10 includes relatively coarse sleeve pipe warehouse 11 and relatively sharp cannula tip 15 and extended therebetween thinLong tube 13, in addition to protrude the valve module 17 outside described sleeve pipe warehouse 11.
Figure 18-21 depicts the structure and composition of vertical vessel 300.The vertical vessel 300 is comprising axis 310 and substantiallyPerpendicular to the plane lip 341 of the axis 310, the plane lip 341 includes lip outward flange 346 and lip inward flange 344 and at itBetween the wall part that extends.The lip inward flange 344 limits vessel port 340.The vertical vessel 300 also includes and the lipFirst housing 351 of the direction distal end extension that inward flange 344 connects, first housing 351 limit the first cavity 350.InstituteVertical vessel 300 is stated also comprising the second housing 371 that is be connected with first housing 351 and extending towards distal end, described theTwo housings 371 limit the second cavity 370.Transitional shell 361 proximally extends intersects at Proximal transition side with the first housing 351362, intersect at Distal transition side 364 with second housing 371 to distal end extension.The transitional shell 361 limits UNICOMFirst cavity 350, the transitional cavity 360 of the second cavity 370.The vertical vessel 300 also comprising closing summit 384 andThe distal end housing 381 extended between second housing 371 and closing summit 384, the distal end housing 381 limit distal endCavity 380.First housing 351, transitional shell 361, the second housing 371 and distal end housing 381 are in turn connected to form entiretyThe 3rd seamless housing 321；The vessel port 340, the first cavity 350, transitional cavity body 360, the He of the second cavity 370Distal end cavity 380 is formed through the closed vessel 320 comprising vessel port successively.
Referring now to Figure 16-17, described sleeve pipe component 10 loads among vertical vessel 300, wherein the first cavity 350 with it is describedThe shape and size of warehouse 11 are substantially matching, main to accommodate described sleeve pipe warehouse 11；Second cavity 170 and the elongated tubular 13Shape and size it is substantially matching, mainly accommodate the elongated tubular 13；The plane of the lid material 290 and the vertical vessel 300Lip 341 is welded together to form the final sterilization packaging of closing.In a kind of design, the lid material 290 and the plane lip341 welding form the annular sealing (not shown) of side 315 of width >=6 millimeter.The vertical vessel 300 can use with it is foregoing100 approximate manufacture method of vertical vessel, i.e., original overcoat is first produced using blow moulding, then pruned the vertical vessel is made300.Described sleeve pipe subassembly product bag 400 has the advantages of similar with the puncture needle component 200.
With reference to figure 9, Figure 10 and Figure 21, the first scanning wall 151 for forming the ladder overcoat 100 are the cylinder of ruleWall, and the first scanning wall 351 for forming the ladder overcoat 300 is the irregular closed-loop formed along certain track sweepingWall.The ladder overcoat 300 it is in irregular shape, it manufactures complexity and be higher than the ladder overcoat 100, but use this hairBright described blowing secondary operation method can easily manufacture the ladder overcoat 300 and be unlikely to significantly to increase and be manufactured intoThis.Increasingly complex shape and structure is also to manufacture.The technical staff having gained some understanding for blow molding process should can be withUnderstand, blow molding process is broadly divided into：Injection-blow molding, extrusion-blown modling, injection-stretch-blow molding and extrusion stretch-blow.Blowing is usualUsing two-step method, first step manufacture parison, the shaping of second step inflation；Different blow moiding methods refer to the side of manufacture parison and inflation shapingFormula is different.Different blow molding processes respectively have advantage and inferior position, and generally according to shape of product, manufacturing batch selects suitable technique and controlMethod processed.Such as ladder overcoat 300 of the present invention, the lateral dimension and axial chi of the main cavity 350 and extension chamber 370It is very little to differ greatly, and the shape and wall thickness of parison are preferably controlled, it still can obtain the ladder overcoat of uniform wall thickness300.Such as convenience of manufacture (demoulding), the planar wall 141 and planar wall 341 are not usually the plane of stricti jurise, generallyWith 1 ° to 5 ° of draw taper.The related detailed problem of blow molding process, this area are not discussed in the present invention as space is limited,Technical staff be readily apparent that, by reference to related manufacturing process document or process experiences, or the experiment by finite number of time,Adaptation can be carried out to presently disclosed embodiment, make its structure be more conducive to manufacture.
As it was noted above, the ladder overcoat 300 is in irregular shape, it usually needs first extrusion or pre-blowing are complexParison, then be blow molded, then trim and the ladder overcoat 300 is made.The mould and equipment of the complicated parison extrusion or pre-blowingIt is generally expensive, it is unfavorable for the production of small batch.Figure 22-24 illustrates a kind of improved assembly packaging system 500.It is describedAssembly packaging system 500 includes axis 501.The assembly packaging system includes lid material 510, the first shell 530 and second housing550.First shell 530 includes plane lip 535 and first and connects lip 537 and the first housing extended therebetween536.The plane lip 535 includes lip outward flange 534 and lip inward flange 532 and the planar wall 533 extended therebetween, the lipInward flange 532 limits open packaging opening 531；The first connection lip 537 limits open connection hole 538.The shape of the packaging opening 531 can be circle shape, oval loop-shaped, polygon loop-shaped or other irregular envelopesClose loop-shaped.In the present invention, the shape approximate ellipsoidal of the packaging opening 531.Similar, the connection hole 538 also may be usedTo be circle shape, oval loop-shaped, polygon loop-shaped or other irregular closing loop-shapeds.It is described in this exampleConnection hole 538 is circle shape.First housing 536 described in this example includes cylindrical shell 536a, rectangular housing 536b andTruncated cone housing 536c three parts, the cylindrical shell 536a, rectangular housing 536b and truncated cone housing 536c are connected with each other simultaneouslySmooth transition forms the first seamless housing 536.Those skilled in the art is to be understood that first housing 536Shape of the shape generally with packaged product be adapted, the profile for being typically based on packaged product coats and simplifies formation.
With continued reference to Figure 22-24 and Figure 28, the second housing 550 includes the second connection lip 555 and closed distal end 557And the second housing 556 extended therebetween.The first connection lip 537 is connected the welding of lip 555 with described second and formedFirst sealing side 540.The first sealing side 540 connects first shell 530 and second housing 550 integral seamlessHousing 560, the seamless casing 560 limit the seamless cavity 561 comprising one end open.In a kind of embodiment, describedTwo shell 550 is first manufactured into the tubular blank of both ends open, then wherein one end thermal compression welding by the tubular blank by extrusion moldingThe 3rd sealing side 570 is formed, in this example, the 3rd sealing side 570 constitutes closed distal end 557.And the tubulose baseThe other end of material is reserved as the second connection lip 555.With continued reference to Figure 22-24, the lid material 510 and the planar wall 533Welding forms the second sealing side 520, and the seamless casing 560 is connected integral closing by the second sealing side 520 with lid material 510Packaging cavity.It is described it will be understood to those skilled in the art that the welding manner has many types, include but is not limited to heatPressure welding connects, ultrasonic bonding, high-frequency welding, radiation welding, pulse welding etc..Such as first, second, third envelope of the present inventionSide is closed to be formed by thermal compression welding.
Figure 25-27 illustrates another improved assembly packaging system 600.The assembly packaging system 600 includes axis601.The assembly packaging system 600 includes lid material 610, the first shell 630 and second housing 650.First shell 630 wrapsLip containing plane 635 and first connects lip 637 and the first housing 636 extended therebetween.The plane lip 635 includesLip outward flange 634 and lip inward flange 632 and the planar wall 633 extended therebetween, the lip inward flange 632 limit open bagDress opening 631；The first connection lip 637 limits open connection hole 638.With reference to figure 25-27 and Figure 29, describedTwo shells 650 include the second connection lip 655 and closed distal end 657 and the second housing 656 extended therebetween.Described firstConnection lip 637 is connected the welding of lip 655 with described second and forms the first sealing side 640.In this example, the first connection lipPortion 637 includes the first truncated cone wall, and the second connection lip 655 includes the second truncated cone wall, and is connected lip with described firstThe shape and size in portion 637 match, and the cooperation of the approximate truncated cone wall is beneficial to welding.Described first seals side 640 by instituteState the first shell 630 and second housing 650 connects integral seamless casing 660, the seamless casing 660 is limited comprising oneThe seamless cavity 661 of end opening.In a kind of preferable scheme, the second housing 650 is first manufactured into one end by extrusion molding and includes circlePost openend 657a (not shown)s and the other end include the second connection tubular blank of lip 655 of frustoconical, then will described inCylinder openend 657a (not shown)s thermal compression welding forms the 3rd sealing side 670.In this example, the 3rd sealing side670 constitute closed distal end 657.With continued reference to Figure 25-27, lid material 610 and the planar wall 633 welding forms the second envelopeSide 620 is closed, the seamless casing 660 is connected the packaging cavity of integral closing by the second sealing side 620 with lid material 610.
With reference to figure 26, Figure 27 and Figure 32, the second housing 650 also include bellows 680, and the bellows 680 is by moreIndividual axially disposed fold 682 forms, each fold 682 include the fold peak 683 extended laterally and corrugation valleys 685 withAnd the corrugated wall 684 extended between the fold peak 683 and corrugation valleys 685.It is it will be understood to those skilled in the art that minimally invasiveOperation (hard tube endoscope-assistant surgery) is directed to thin and weak patient, general patient and obese patient, and matched contracting is generally respectively adoptedShort puncture outfit, common puncture outfit and lengthening puncture outfit.The nominal length specification for shortening puncture outfit is usually 65~75 millimeters,The length specification of the common puncture outfit is usually 90~110 millimeters, and the length specification for lengthening puncture outfit is usually 145~155 millimeters.In a kind of design, the fold size of bellows 680, fold angle and fold quantity are reasonably set, then togetherOne assembly packaging system 600 can be compatible packaging shorten puncture outfit, common puncture outfit and lengthen puncture outfit.So as to larger journeyThe saving manufacture die cost of degree, reduces stock and saves management cost.
One those skilled in the art is it is contemplated that the seamless casing 560, seamless casing 660 and the ladder overcoat300 compare, and add welding sequence (welding forms the first sealing when 540 or first seal 640), this may cause seamless shellBody 560, the overall manufacturing cost increase of seamless casing 660.However, reasonably selection manufacture method and reasonably design and manufacture workSkill, manufacturing cost can be reduced on the contrary.
In one aspect of the invention, 660 a kind of manufacture method of seamless casing is proposed.The seamless casing 660 wrapsIt is the first sealing side 640 being connected containing the first shell 630 and second housing 650.Its manufacture method is mainly comprising suctionModeling and trimming process, extrusion molding and trimming process, welding sequence.
Plastic uptake and trimming process：So-called plastic uptake, i.e., after being softened using plastic sheet (film) heating, vacuum suction is in mouldSurface, cool down aftershaping.So-called trimming, that is, remove excess stock.Figure 30 depicts the plastic uptake method manufacture of first shell 630Schematic diagram, in a kind of design, use 1 meter × 1 meter of sheet material can be with plastic uptake the first shell 630 described more than 100.Figure 31Depict the process that trimming (punching) forms the first single shell 630.In a kind of design, disposable punching is formed outside lipEdge 634 and first connects lip 637.A kind of preferable first connection lip 637 is in frustoconical.
Extrusion molding and cutting process：The extrusion molding, refer to plastics by the effect between extruder barrel and screw rod, while heatedPlasticizing, while being pushed forward by screw rod, continues through head and a kind of processing method of various cross section articles or semi-products is made.In a kind of preferable scheme, the second housing 650 is manufactured into one end using extrusion process and includes cylinder openend 657a (in figureIt is not shown) and second connection lip 655 tubular blank of the other end comprising frustoconical.The shape and manufacture work of the tubular blankSkill is similar to the suction pipe for being widely used in food service industry.Suction pipe extrusion molding is one of processing technology most ripe at present, and its processing is setStandby cheap, processing efficiency is very high, therefore its product cost is very low.
Welding sequence：It is main to include being formed the closing welding of second housing closed distal end 657, and by first shell630 and second housing be linked to be the connecting welding of an entirety.The closing welding is not usually required to extra mould, and use is generalFlat heater welding.As it was noted above, the cylinder openend closing welding of the tubular blank is formed into closed distal end657, many products can be disposably welded, its process equipment is cheap, and processing efficiency is very high., will as shown in Figure 33-34It is main that first connection lip 637 and second welding 655 is welded together to form the soldering appliance needed during the first sealing side 640Including welding lower mould 691 and soldering tip 693, its is simple in construction, in that context it may be convenient to which multiple products are disposably welded in realization.And firstConnection lip 637 and second welding 655 includes the frustoconical being mutually matched, and is advantageous to the control of welding process.
It is previously mentioned to pack conveniently while ensure again enough sealing strengths, final sterilization because being taken apart when useThe sealing quality control of packaging is extremely important and complicated.It should be noted that the understanding of difference, sealing described here control refers mainly to canTear sealing side.Such as the second sealing described in this example is in 620 also known as tearable sealing.The heat seal on the tearable sealing side is strongDegree should it is smaller so as to using when can easily take packaging apart, but simultaneously and with need to ensure that packaging can with enough heat sealing strengthsBy property, therefore the sealing quality control on such tearable sealing side is complex.Up to the present, country variant or area are directed to thisClass it is tearable sealing side correlated quality control it is normalized, such as EN868-5 regulation sterilizing paper and plastic heat sealing formed canTear sealing side, its seal the intensity on side should >=1.5N/15MM, and tearable sealing side can not occur excessively heat-sealing when causing to tearMore than 10mm a scrap of paper is produced on the sealing side.But the first sealing side 640 of the present invention, the 3rd sealing side 670 do not belong toIt is only the common sealing side for playing connection and sealing effect, it is strong that its main performance includes certain sealing in tearable sealing sideDegree and enough gas tightness, those skilled in the art are to be understood that the quality control on such common sealing side is relativeEasily, it is unlikely to largely to increase quality control cost.
The method for manufacturing the ladder overcoat 300a relative to blowing secondary operation method, although the seamless shell described in this exampleBody 660 adds process, but due to processing efficiency of the production efficiency of plastic uptake and extrusion molding much larger than blowing, therefore reasonably arrangePlastic uptake and trimming process, extrusion molding and trimming process, processing quantity while welding sequence each station, on the contrary can be significantlyImprove production efficiency.Contribute to reduce waste material simultaneously, reduce the wall thickness of the overall wall thickness and acquisition of product evenly.Therefore can be withExcellent quality is kept while production cost is reduced.And relative to the pallet cell-shell method described in background, for example with manufacturePack the pallet broken shell of thimble assembly 10 of the present invention, single cell-shell take plastic uptake sheet side product be about 120mm ×220mm, and it is about 90mm × 70mm that single first shell 630, which takes plastic uptake sheet side product,.The piece of 1 meter of standard × 1 meterMaterial can be with plastic uptake the first shell 630 described more than 100, and is only capable of about 32 120mm × 220mm of plastic uptake pallet cell-shell.SeparatelyOutside, the seamless casing 660 is relative to the similar advantage with foregoing ladder overcoat 100 of other advantages of pallet cell-shell, masterTo include reducing tearable sealing edge lengths, reduce packaging volume, reduction spy defends strong paper and is used for, and prevents sharp top from puncturing product bagDress, attractive in appearance and convenient displaying etc..
Figure 35-43 depicts a kind of puncture outfit package component 800 and includes thimble assembly 10, puncture needle 20 and assembly packaging systemSystem 700.The assembly packaging system 700 includes lid material 710, the first shell 730 and second housing 750.First shell 730Lip 737 and the first housing 736 extended therebetween are connected comprising plane lip 735 and first.The plane lip 735 wrapsOutward flange containing lip 734 and lip inward flange 732 and the planar wall 733 extended therebetween, the lip inward flange 732 limit openPackaging opening 731；First connection, 737, the lip limits open connection hole 738.With reference to figure 36-39, outside described secondShell 750 includes the second connection lip 755 and closed distal end 757 and the second housing 756 extended therebetween.First connectionLip 737 is connected the welding of lip 755 with described second and forms the first sealing side 740.In this example, the first connection lip737 include the first planar wall, and the second connection lip 755 includes the second planar wall, first planar wall and the second planeThe mutual cooperation of wall is beneficial to welding.The first sealing side 740 connects into first shell 730 and second housing 750 wholeThe seamless casing 760 of body, the seamless casing 760 limit the seamless cavity 761 comprising one end open.Referring now to Figure 35, instituteState lid material 710 and the welding of the planar wall 733 forms the second sealing side 720, second seals side 720 by the seamless casing 760The packaging cavity of integral closing is connected with lid material 710.Figure 41-42 depicts the cross section of first housing 730, Figure 43Describe the cross section of the second housing 750.The approximate ellipsoidal for being shaped as irregular closing of its cross section, from near-end to remoteEnd, the size of cross section reduce.
In one aspect of the invention, 760 a kind of manufacture method of seamless casing is proposed.The seamless casing 760 wrapsIt is the first sealing side 740 being connected containing the first shell 730 and second housing 750.Its manufacture method is mainly comprising suctionModeling and trimming process, blowing and trimming process, welding sequence.
Plastic uptake and trimming process：In a kind of design, use sheet material can be formed with plastic uptake it is multiple be connected firstShell 730, then the first single shell 730 is formed by trimming (punching).
Blowing and cutting process：The original shell of the second housing 750 is included using blow moulding manufacture first；The originalBeginning shell also includes scanning wall and its proximal chamber limited by the near-end that the described second connection lip 755 proximally extends, in addition toPenetrate near-end scanning wall and with the blow gun of the proximal chamber UNICOM.By the original shell lip 755 is connected along described secondTrimming obtains the second housing 750.
Welding sequence：The main connection for including first shell 730 and second housing 750 being linked to be an entirety is weldedConnect.
The many different embodiments and example of the present invention are had shown and described.One ordinary skill of this areaPersonnel, without departing from the scope of the invention, adaptive improvement can be made to methods described and apparatus by suitably modified.Such as adaptation is carried out, makes moulding more attractive using to the first housing of the present invention, transitional shell, the second sweeping wallIt is more smooth；Or the quantity by increasing and decreasing thimble assembly or puncture needle derives different types of product bag.Several kinds of amendment schemesReferred, for those skilled in the art, other amendment schemes are also what is be contemplated that.Therefore the model of the present inventionEnclosing should be according to accessory claim, while is understood not to the structure for being shown and being recorded by specification and accompanying drawing, material orThe particular content of behavior is limited.