CN1163582A - Reshaped container and method and apparatus for reshaping container - Google Patents
Reshaped container and method and apparatus for reshaping container Download PDFInfo
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- CN1163582A CN1163582A CN 96190613 CN96190613A CN1163582A CN 1163582 A CN1163582 A CN 1163582A CN 96190613 CN96190613 CN 96190613 CN 96190613 A CN96190613 A CN 96190613A CN 1163582 A CN1163582 A CN 1163582A
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Abstract
A seamless drawn and ironed container body (12) having a side wall (16) with portions of the side wall expanded radially outward from an initial cylindrical configuration and a method and apparatus for reshaping such containers.
Description
Technical field
The present invention relates generally to seamless container body that reshapes and the method and apparatus that reshapes this container body, be specifically related to the drinking container body of the pressing of seamless drawing, this container body has the sidewall sections of radially outward expanding from initial cylindrical part, also is specifically related to the method and apparatus of extension container body sidewall.
Background of invention
The present invention relates to reshape the sidewall of seamless container body of the pressing of drawing.This container body is generally used for dixie cup, claims the rosette of blank to make usually with a slice.This rosette is aluminum alloy normally.At first rosette is made a cup with diapire and sidewall, this sidewall extends from diapire.Punching press and flatten the diameter that cup makes it extend sidewall vertically and reduce cup then.Punching press and flatten processing and make the attenuation of metallo-sidewall.With punching press and the sidewall that flattens the container that processing obtains have initial drum, it extends to neck portion from bottom wall portion, this neck portion be positioned at container body with bottom wall portion opening opposing end.Neck portion is usually reduced and have the part of reduced, and this neck portion has outside flange.
The container of Xing Chenging is called two containers sometimes at last, promptly by punching press with flatten that processing forms bottom wall portion and be first of container from the container body of the sidewall sections of bottom wall portion extension, and container endwall is second, and this end wall open end facing to bottom wall portion common and container body forms double seam.Owing to will make a large amount of containers every year, beverage container industry is made great efforts in two containers of Metal Production with minimum always.Its thickness of metal disk of container body that is used to make the common beverages container is now between 0.0112～0.0114 inch.Sidewall is thinned to 1/3rd of initial approximately disk thickness.
The another kind of can that can find usually is called three containers sometimes.Three containers comprise first rectangular metal sheet, and this rectangular sheet is rolled into cylindrical shape, form the sidewall or the cylindrical shape part of container.The side of rectangular sheet is welded together, and forms the seam along sidewall.Therefore the cylindrical portions may of three containers has two open ends.Constitute first end wall of second, third sheet of three containers and the open end of second end wall and cylindrical portions may respectively and form double seam.The cylindrical portions may thickness of three containers is general than thick a lot of times of the pressing container sidewall thickness that strikes out shape.
Become known for reshaping or radially outward expanding the Several Methods and the device of three container cylindrical shape parts.A kind of device is disclosed in Japanese Patent No.54-150365 or 57-168737.This device comprises the inside shaping plug with many shaped portions.Shaped portion radially outward meshes with three container cylindrical shapes inside face partly with cam driven, and this shaped portion is expanded the part of this cylindrical portions may at least radially outwardly.
Open another kind is used to expand the device of the part cylindrical portions may of three containers in the U.S. Patent No. 4487048 that Frei proposes.The purpose of Frei is to form real edge in the cylindrical portions may of three containers.As disclosed among Fig. 1 of Frei, the cylindrical sleeve with two open ends has on the inside roll that is pressed in salient.The axial motion of expansion awl just forces these salients radially outward to be pressed in the cylinder.
Adopted the in-to-in fluid pressure to expand the cylindrical portions may of three containers recently.Internal fluid pressure forces the cylindrical portions may of three containers radially outward to be depressed in the model or housing with container claimed structure shape.
Different with the cylindrical portions may of three containers, the container body of two containers comprises the single-piece bottom wall portion.Bottom wall portion stops the motion of metal sidewall, thereby the cool working sidewall expands it, and to surpass its initial cylindrical part be exceedingly difficult.In addition, the container of drawing and pressing is by work hardening extremely and become fragile, and the sidewall of container body has only limited ductility.Therefore expansion or the expanding method used of three containers can not be used for two container body.
A kind ofly disclosedly in the U.S. Patent No. 5058408 of Leftault Jr etc. be used to reshape or the method for the container of the pressing of the drawing of expanding needs the heat treatment sidewall sections.In the patent of Leftault Jr etc., found that the container of the pressing of heat treatment punch process is essential, so that expansion vessel sidewall successfully.In addition, expansive working may surpass the metallo-plasticizing capacity, causes catastrophic breaking.Heat treatment need handled time enough under the temperature fully, to reduce the yield strength at least 15% of sidewall, so that can carry out expansive working subsequently.The most handy conventional load coil of sidewall sections is handled 0.25～10 second time under about 450～650 temperature.Heat treatment can make side-wall metallic crystallization again, forms very thin granular microstructure.In heat treatment, adopt expanding method expansion sidewall machinery or electromagnetism.A kind of device that electromagnetism expands that is used for is disclosed in U.S. Patent No. 4947667.
Brief summary of the invention
The invention provides and a kind ofly be used to reshape or the apparatus and method of the partial sidewall of the no joint container of the pressing of the punch process that radially outward expands, do not need the heat treatment sidewall.The present invention also provides a kind of axial compressive force is applied to container body to help to reshape the apparatus and method of operation.The present invention also provides a kind of apparatus and method that further reshape the dilation of sidewall, and the method that reshapes is to utilize to make the radially sector of inside deformation of this dilation.Axial compressive force and radially inside deformation method not necessarily are limited to the seamless container body of the pressing of punch process.
According to one aspect of the present invention, a kind of device is disclosed, it comprises the shaping plug that is connected in support.This shaping plug comprises a plurality of expansion-molded sectors, and each shaping sector has and container body sidewall inside face ingear mating surfaces, the surface finish of the mating surfaces high polish to 2 of each shaping sector～10 μ m.In addition, this shaping sector is included in the first corner curved surface and the second corner curved surface on second edge relative with first edge of mating surfaces on mating surfaces first edge.The have an appointment radius of curvature of 2～mm of the first and second corner curved masks.And the mating surfaces degree of finish that the shaping sector of the existing three container cylindrical portions may that are used to expand comprises is 20～32 μ m, and the radius of curvature on two edges of mating surfaces is quite little, is about 0.5mm.Adopt the container body sidewall of the pressing of easy cracking of this existing shaping fanning strip or damaged drawing.
This device also can comprise the external agency that is connected in support, is reshaping operating period the outside face of this external agency's engagement container body sidewall.External agency is applied to radially inner power on the partial sidewall, thereby makes the radially inwardly deformation of fan-shaped part on the sidewall.External agency can fix, and the expansion of internal shaping plug shaping sector can move on to partial sidewall with external agency and contact, thereby forms the fan-shaped part of radially inner deformation.Perhaps, external agency can comprise the device that radially moves inward.This device can be a cam mechanism, is used for radially moving inward with outside shaping sector in the cam-controlled external agency.
The drive spindle that provides the shaping sector radially outward to move is provided the shaping plug of this device.This drive spindle comprises a plurality of cams face that contact with the shaping sector.The axial motion of drive spindle just radially outward moves with cam-controlled shaping sector, and its inside face with container body sidewall is meshed.
This device can also comprise the support platform that contacts with the container body bottom wall portion with shaping mandrel axis being used for of aiming at.This support platform can also be included in the device that forms vacuum pressure between support platform and the said vesse body bottom wall portion, thereby keeps the contact between support platform and the diapire.This can assist support platform that container body is enclosed within on the shaping plug, and takes off container body after reshaping operation.In addition, this support platform is used in and reshapes operating period an axle pressure is applied on the container body.The biasing spring that is connected in support platform can be used for applying this axial force.The opposed end of container is pressed against on the support.
In addition, this device also comprises the lower sleeve that unloads that is connected in guidepost, and this guidepost is connected with support.Unload the container body part of downtake contact near neck.The axial motion that unloads downtake influences the motion of the relative plug of container body.Unload lower sleeve and comprise first chuck and second chuck.This first and second chuck can change to be installed in and unloads on the lower sleeve, so that engagement or clamp the neck of container body.
In another aspect of this invention, disclose a kind of device that is used to reshape part container body cylinder side wall, this device comprises the shaping plug that is connected in support.This shaping plug comprises a plurality of expansion-molded sectors, and each above-mentioned shaping sector has the mating surfaces that contacts with above-mentioned inside surface of side wall.This device also comprises and the axially aligned support platform that is used for contacting container body first end of plug.
According to one side more of the present invention, a kind of device that container body is divided cylinder side wall that is used to reshape is disclosed.This device comprises the shaping plug that is connected in support.This shaping plug comprises a plurality of expansion-molded sectors, and each shaping sector has and side wall inner surfaces ingear mating surfaces.This device also comprises the external agency that is connected in support, and this mechanism is at the outside face that reshapes operating period engagement sidewall, thereby radially inner power is applied on the sidewall.
According to one side more of the present invention, a kind of device that is used to reshape the container body cylinder side wall is disclosed.This device comprises and is placed on the flexible plug of container body in-to-in.This plug comprises the passage that is roughly columnar configuration placed in the middle with first diameter and the outer profiled surface of contacting container body sidewall inside face.This sidewall has initial cylindrical shape.This device also comprises connector, and this connector comprises plug cap.This plug cap has second diameter greater than first diameter of the collocation channel placed in the middle of plug, wherein, the motion that plug cap passes passage forces the mandrel outer profiled surface of part radially outward to move and contact with inside surface of side wall at least, thereby from initial cylindrical shape at least a portion sidewall that radially outward expands.
The outer profiled surface of plug can comprise the groove of annular.Plug is preferably made by polyurethane or rubber.
An aspect of the inventive method openly has the reshaping of container body of whole diapire.This method comprises the step that container body is provided, this container body has been used the rosette drawing and the pressing of monolithic, this container body has the seamless sidewall that extends from diapire one end, and has opening at an end relative with diapire, and this sidewall has initial cylindrical shape.This method comprises a radially outer power is applied on the side wall inner surfaces of container body of drawing and pressing, thereby makes the first at least of sidewall that deformation take place, from the deformation radially outward of initial cylindrical shape.
Applying radially outward, the step of power comprises that the plug that wherein is shaped comprises a plurality of and side wall inner surfaces ingear shaping sector with the open end of shaping plug insertion container body.Radially outward the expansion fan part makes its engagement inside surface of side wall and the sidewall that radially outward expands.Be collapsed into the shaping sector of core rod then and unload container body from the shaping plug.
Removing step comprises with a part of container body that unloads the close open end of engage sleeves, and with unloading lower sleeve container body is moved apart the shaping plug vertically.
Applying radially outward the step of power and can comprise and make a part of sidewall produce deformation radially outward at least, is 5～7% up to the mean diameter of this part greater than initial cylindrical shape mean diameter.
This method also is included in the step that container body is applied during the step of the power radially outward of applying axle pressure.This step can comprise the open end facing to the set collar engagement sidewall of shell.This method also comprises the support platform that engagement container body diapire is provided, and moves axially support platform towards container body, thereby a pressure is applied on the container body between support platform and the set collar.
This method also is included in the step that forms vacuum pressure between support platform and the container body diapire, thereby keeps engagement between diapire and supporting station.
This method also comprises such step, promptly applies a radially inner power to deformation or that expanded sidewall sections, thereby makes this part of sidewall that radially inner deformation take place again.Apply the step of internal force radially can comprise will be fixing outer forming tool near the outside face configuration of sidewall, wherein, applying radially outward, the step of power makes the outside face of sidewall and outside forming tool mesh.Perhaps applying the step of internal force radially can be included near the outside face outer forming tool of configuration of sidewall and radially move inward this forming tool itself and sidewall are meshed.
This method comprises that also the sidewall to container body applies the step of power radially outward, thereby makes that the second portion of sidewall begins to take place deformation radially outward from initial cylindrical shape at least.Can in deformation first, carry out this step, perhaps after shaping first, carry out this step in the operation progressively reshaping.
According to another aspect of the present invention, a kind of method that reshapes tubular part is disclosed, for example reshape the seamless container body sidewall of drawing and pressing or the method for three container cylindrical shape parts.This method comprises provides the tubular member with first end and opposite second end, and this tubular member has initial cylindrical shape.This side shows and also comprises to tubular part and apply power radially outward and apply radially internal force to the first of tubular part, the last application of force makes that the first of tubular portion begins to produce deformation radially outward from initial cylindrical shape at least, and back one application of force makes first's deformation again of tubular part.
The container that reshapes of the present invention is also disclosed.The container that has reshaped comprises the seamless container body of being done by the unitary piece of metal disk.This rosette is aluminum alloy preferably.This container body comprises bottom wall portion and cold worked sidewall sections, and the former is positioned at the first end of container body, has first mean diameter, and the latter extends to the neck portion that is positioned at the container body the second end from bottom wall portion.Neck portion is used for container end portion is fixed on container body.Sidewall comprises first with second mean diameter and the second portion with the 3rd mean diameter, and the 3rd mean diameter is both greater than first mean diameter, also greater than second mean diameter.
This neck portion can comprise the outside flange that points to of truncated cone partial sum that diameter reduces gradually.
The sidewall that reshapes container can comprise the third part that has less than the equal diameter in Siping City of the 3rd mean diameter, and wherein, second portion is configured between first and the third part vertically.Above-mentioned sidewall also comprises the 4th part with the 5th mean diameter, and the 5th mean diameter is greater than first mean diameter, the equal diameter of second mean diameter and Siping City, and wherein third part is configured between second portion and the 4th part vertically.
This sidewall also comprises a plurality of radially fan-shaped parts of inside deformation that separate around second portion on circumference, this fan-shaped part extends axially along the second portion of sidewall, and has outwards recessed arcuate section.
The 3rd mean diameter of above-mentioned sidewall second portion is greater than second mean diameter about 5～7% of first.
In another was implemented, the shaping plug had first builder and second builder that is used for the dilation container side wall.In a broad sense, first builder comprises at least two shaping sectors that can move to expanding position from first punctured position.When being in expanding position, the first shaping sector is spaced apart and constitute gap between first sector along circumference.Second builder comprises the second shaping sector that can move on to expanding position from punctured position.When expanding position, in the gap that the second shaping sector is configured in or forms between the first shaping sector.
In another embodiment with first builder and second builder, first builder comprises a plurality of preferably five shaping sectors that can move on to expanding position from punctured position, second builder then comprise a plurality of had better five second shaping sectors that can move on to expanding position by punctured position.The first shaping sector and the second shaping sector are alternately arranged.When the first shaping sector moved on to expanding position, this sector was spaced apart along circumference, and it forms the gap between the first shaping sector that continues.When being in expanding position, the configuration of the second shaping sector can be embedded between the first shaping sector in the gap.
Each the first shaping sector and the second shaping sector comprise the mating surfaces of engagement container side wall inside face.The mating surfaces of the first shaping sector and the second shaping sector its size when the first shaping sector and the second shaping sector all are in expanding position makes and can form the surface of adjacency basically.In this mode, the first and second shaping sectors can form smooth dilation on container side wall, and do not have the fine wrinkle line.When only coming the dilation sidewall, just produce this fine wrinkle line usually with the first shaping sector.
Drive spindle has a plurality of being used for a plurality of first shaping sectors is moved on to the cam face of expanding position with a plurality of second shaping sectors from punctured position from cam face and a plurality of being used for that punctured position moves to expanding position, can realize this motion by the application drives bar.The axial motion that is drive spindle will be with cam-controlled radially outward the moving of sector that be shaped.This cam-controlled surface is configuration like this, makes outwards to move the first shaping sector with the velocity radial that is higher than the second shaping sector.
In another embodiment, this drive spindle only comprises a plurality of cam-controlled surfaces that are used for the second shaping sector is radially outward moved to from punctured position expanding position.In this embodiment, each second shaping sector can comprise the cam-controlled surface that the first shaping sector is moved on to expanding position from punctured position again.
In an embodiment more of the present invention, provide the method for the seamless container body of dilation.This method comprises provides container body, and this container body has been used drawing of sheet rosette and pressing, has the sidewall that extends from diapire one end and opening at an end relative with diapire.Sidewall has initial drum and initial diameter.Container body is enclosed within on the plug, and this plug has a plurality of shaping sectors that can radially outward move on to expanding position from punctured position, and each shaping sector comprises and container body sidewall inside face ingear mating surfaces.Between this contact surface and inside surface of side wall, provide lubricant.The shaping sector moves on to expanding position from punctured position, thereby drives mating surfaces and inside surface of side wall engagement, and partial sidewall is radially outward expanded, and surpasses its initial diameter.In this method, lubricant helps to be reduced in the mating surfaces of shaping sector and the friction coefficient between the side wall inner surfaces.Compare with being shaped under higher coefficient of friction, this can make container body radially outward expand to a greater extent.This is (under the higher coefficient of friction situation this blocking may do not taken place) because the fan-shaped part of sidewall of docking with shaping sector mating surfaces is not stuck on the mating surfaces, so it can be stretched together in company with the material in the gap between the shaping sector.If friction coefficient is too high, then all stretch and all to occur between the shaping sector on the side-wall material in the gap.Friction coefficient should be less than about 0.1, is preferably in 0.02～0.075 the scope.Found that 0.05 friction coefficient can obtain very well results.Adopt suitable friction coefficient, can make partial sidewall expand into its diameter greater than the container body initial diameter 4%～5% and do not have the defective (for example container splits) of big figure.
The container body that is used to adorn Food ﹠ Drink has the protective coat that is coated on the container body inside face usually.The most handy airfree spray painting carries out coating.Can on protective coat, add lubricant then, then this lubricant of flush away again after expansive working.Perhaps protective coat can comprise internal lubricant composition such as carnauba wax.Internal lubricant is floating then to loose to the surface and causes suitable friction coefficient.
Others of the present invention are seen following detailed description or shown in the drawings.
Brief description of drawings
Fig. 1 illustrates the cross sectional drawing of apparatus of the present invention;
Fig. 2 illustrates the cross sectional drawing of Fig. 1 device alternation of form;
Fig. 3 illustrates the top plan view that Fig. 2 device unloads lower sleeve;
Fig. 4 illustrates the cross sectional drawing of another embodiment of apparatus of the present invention;
Fig. 5 illustrates the top plan view of Fig. 4 device outer shroud;
Fig. 6 illustrates the cross sectional drawing of the another embodiment of apparatus of the present invention;
Fig. 7 illustrates the be shaped cross sectional drawing of sector of the present invention;
Fig. 8 illustrates the be shaped amplification cross sectional drawing of sector of the present invention;
Fig. 9 illustrates Fig. 1 device with distortion shaping sector;
Figure 10 illustrates the transparent view that the present invention reshapes container;
Figure 11 illustrates the lateral plan of Figure 10 container;
Figure 12 illustrates along the cross sectional drawing of the line 12-12 intercepting of Figure 11;
Figure 13 illustrates along the cross sectional drawing of the 13-13 line intercepting of Figure 11;
Figure 14 is the transparent view of the another kind of form of container of the present invention;
Figure 15 illustrates the lateral plan of Figure 14 container;
Figure 16 illustrates along the cross sectional drawing of the 16-16 line intercepting of Figure 15;
Figure 17 illustrates the transparent view of the another kind of form of container of the present invention;
Figure 18 illustrates the lateral plan of Figure 18 container;
Figure 19 illustrates along the cross sectional drawing of the 19-19 line intercepting of Figure 18;
Figure 20 illustrates the transparent view of the another kind of container of the present invention;
Figure 21 illustrates the lateral plan of Figure 20 container;
Figure 22 illustrates along the cross sectional drawing of the 22-22 line intercepting of Figure 21;
Figure 23 illustrates the cross sectional drawing of another embodiment of shaping plug that is positioned at expanding position;
Figure 24 illustrates the cross sectional drawing of the shaping plug that is positioned at punctured position of Figure 23;
Figure 25 is illustrated in the cross sectional drawing of the another shaping plug embodiment of punctured position;
Figure 26 illustrates the cross sectional drawing of the shaping plug that is positioned at expanding position of Figure 25;
Figure 27 is illustrated in the transparent view of the shaping plug of punctured position;
Figure 28 illustrates the transparent view of shaping plug of the expanding position of Figure 27;
Figure 29 illustrates the transparent view of container, and this container is configured on the plug that reshapes device that comprises outer forming tool;
Figure 30 illustrates the transparent view of the another kind of form container of the present invention;
Figure 31 illustrates the lateral plan of Figure 30 container;
Figure 32 illustrates the top view of Figure 30 container; And
Figure 33 illustrates the backplan of Figure 30 container.
DETAILED DESCRIPTION OF THE PREFERRED
Although the present invention allows embodiment to be a lot of different forms, but show in detail and illustrated the preferred embodiments of the present invention in the accompanying drawings with in the literary composition, therefore be understood that, disclosed embodiment should be considered to the illustration of the principle of the invention, unintentionally extensive aspect of the present invention is defined in the illustrated embodiment.
With reference to figure 1, be used to reshape the cross sectional drawing of the device 10 of container body 12 shown in the figure.This container 12 usefulness unitary piece of metal disks are shaped, and metal is aluminum alloy 3004H19 duralumin for example preferably, and its is with conventional approach drawing and flatten.About 0.0112～0.0114 inch of the initial thickness of rosette.In punching press and pressing processing, sidewall thickness reduces to 1/3rd (promptly about 0.004 inches) of about initial thickness.Container body 12 is included in the diapire 14 of an end and the sidewall 16 that extends from this diapire 14.Sidewall 16 reaches the neck portion 18 near container body 12 open ends.For container body shown in Figure 1 12, neck 18 comprises truncated cone part 20 that diameter reduces gradually and the flange 22 that outwards points to.Flange 22 is used to adopt conventional approach to make container end portion and container body 12 carry out double seam.
Different with three containers with two open ends and welded side seam, the diapire 14 of container body 12 has limited the motion of side-wall metallic during expansive working.
Of the present invention reshape operation before, the sidewall of container body 12 has initial drum, this cylinder has along the axial length of container longitudinal axis measurement and constant radius of curvature along the axial length.After reshaping operation, partial sidewall radially outward expands from its initial drum at least.
Reshape device 10 and comprise the plug 24 that extends from support 26.Support 26 is fixed on the mainframe 28.This frame can be fixed, or has the part of the rotatable rotary disc assembly of a plurality of supports and shaping plug.If the part of rotary disc assembly, then mainframe can have ten and reshapes platform.This assembly per minute can reshape 600 containers.
Shaping plug 24 comprises a plurality of isolated shaping sectors 30 around drive spindle or expansion rod 32.Each shaping sector 30 comprises the surface 34 radially outward that is used to contact or mesh container 12 sidewalls 16 inside faces 36.Shaping sector 30 is hardened steel preferably, preferably applies layer of material, with the resistance to abrasion that increases sector 30 mating surfacess 34 with the friction between the inside face 36 of reduce to be shaped sector 30 and container body 12 sidewalls 16.Coating material can be for example chromium or titanium nitride, can certainly use other material.In the experimental set-up of the no joint container that is used for reshaping drawing and pressing at first, the shaping sector is coated with chromium.
Before be used for the being shaped shaping sector difference of cylindrical portions may of three containers, the sector 30 of device 10 have changed over the sidewall of seamless container body of the pressing of the drawing of can expanding.Particularly, the mating surfaces 34 of shaping sector 30 has been polished with the surface finish of dead smooth.In the past, the surface finish of mating surfaces or roughness are about the order of magnitude of 20～30 μ m.For the thin-wall aluminum alloy of the pressing that reshapes drawing does not have joint container, require surface finish less than 1 μ m, preferably be about 0.3 μ m or littler.When applying coating on the mating surfaces 34 at shaping sector 30, mating surfaces 34 at first is polished to surface finish and is about 0.3 μ m, and then coating, and to polish mating surfaces 34 again be 0.3 μ m to surface finish.Except that forming more smooth mating surfaces 34, the corner 38 on mating surfaces 34 both sides also is changed the seamless container body of pressing of drawing of can expanding.In the shaping sector of prior art, mating surfaces finishes to have quite sharp corner on both sides, and the radius of this corner is about 0.5mm.This corner will trend towards the aluminium vessel body of the work hardening of splitting embrittlement in conjunction with more coarse mating surfaces.Shown in the cross-sectional plane of Fig. 7 and 8, the radius R 2 of the corner 38 of shaping sector 30 has increased to about 2～3mm greatly, and the wall thickness of these specific volume body 12 sidewalls 16 is almost big 20 times.
With reference to figure 1, container body 12 is configured on the shaping plug 24 again, the carrier ring 44 that makes flange 22 press to be connected in support 26.Only with reference to the right side of figure 1, shaping sector 30 is in the position of collapsing or shrink among the figure, radially inwardly separate with the inside face 36 of sidewall 16 at this position mating surfaces 34, shaping sector 30 is included in the lip 46 of an end, and this lip is fixed in the groove 48 of support 26.Lip 46 is connected on the pin 64 that is arranged in spring 66.Shaping sector 30 also comprises first cam face 50 and second cam face 52 that is pressed against on actuator 32 first and second cams face 54,56. Plastic slide 58,60 is connected in first and second cams face 50,52 of shaping sector 30.First and second cams face 50,52 of shaping sector 30 and first and second cams face of actuator are with respect to the longitudinal axis shape of container body 12 at an angle.
In operation, shown in the left side of Fig. 1, actuator 32 has moved apart the diapire 14 of container body 12 vertically.This axial motion makes the cam face 54,56 of actuator 32 cooperate with the cam face 50,52 of shaping sector 30, thereby makes shaping sector 30 radially outward shift to the inside face 36 of sidewall 16.The mating surfaces 34 of shaping sector 30 thereby contact or mesh, and make the part 68 of sidewall 16 radially outward leave the container longitudinal axis to expand with the inside face 36 of container body 12 sidewalls 16, the scope of the initial cylinder that surpasses container body 12 of expanding.
In expansive working, pin 64 also radially outward moves and compression spring 66.When the expansion of the part 68 of finishing sidewall 16, make actuator 32 shift to the diapire 14 of container body 12 vertically, and spring 66 force pin 64 and shaping sector 30 to get back to the position of collapsing or shrinking.Unload container body 12 from shaping plug 24 then.
As shown in Figure 1, the lower part 70 of sidewall 16 does not contact with shaping sector 30, and keeps the mean diameter of sidewall 16 initial drums.Dilation 68 has the mean diameter greater than lower part 70 mean diameters after operation.
Can see that from the left-hand side of Fig. 1 the flange 22 of container body 12 draws back from encircling 44 reshaping operating period.
The container body 12 of Fig. 1 after reshaping operation is shown in Figure 10～13.
With reference to Fig. 2, the container of a kind of distortion shown in the figure reshapes device 72.Fig. 2 illustrate reshape that operating period is applied to axial force on the container body 12 and operation after parts that container body 12 is unloaded from shaping plug 24 (not shown Fig. 2).
Device 72 comprises and is used for axial force is applied to container body supporting member 74 on the container body 12.This supporting member comprises the support 76 that is connected in bottom supporting platform 78.Support platform 78 is axially aligned with shaping plug 24, and against the diapire 14 of container body 12.
Support platform 78 is connected in the axle 80 in the support 76.This axle 80 is connected in cam follower bearing support 82 again, and this support comprises cam follower 84.Cam follower 84 is along with the cam (not shown) motion that influences support platform 78 axial motions during reshaping.Therefore whole device 72 part of rotary disc assembly preferably.
Cam follower bearing support 82 is by a plurality of pin 86 guiding of being surrounded by spring 88.When the shaping sector 30 of shaped core rod 24 radially outward moves and during with inside face 36 engagements of sidewall 16, cam follower is shifted to the diapire 14 of container body 12 vertically by cam driven.Pin 86 keeps static, and cam follower bearing support 84 is shifted to container body 12 diapires 14 vertically, compression spring 88, and axle 80 moves by cam follower bearing support 82, thus compression is arranged in the spring 90 of support platform 78 tight back recesses 91.These springs 90 are transferred to the external load of requirement in advance.Like this on the diapire 14 that the external load that just spring added partially of support platform 78 or power are added in container 12 vertically.Being added in external load on the diapire 14 keeps the flange 22 of container body 12 to be pressed against on the ring 44 on the support 26 that comprises shaping plug 24.Be believed to be helpful in the expansion of sidewall 16 at the external load that reshapes operating period.Reshape when operation finishing, cam unclamps, and spring 88 forces cam follower 82 and support platform 78 in axial direction away from container body 12.
In addition, supporting member 74 comprises the hollow tubular 92 that stretches out from support platform 78, is used for forming vacuum pressure between the diapire 14 of support platform 78 and container 12.Pipe 92 is connected in flexible pipe 94, and this flexible pipe 94 and a pump (not shown) join.Vacuum pressure helps to keep in touch between the diapire 14 of support platform 78 and container body 12.Along a plurality of O shape rings 96 of pipe 92 configurations.
Support platform 78 can be used for loading onto or unloads container body from shaping plug 24.For at lay days container body 12 being fixed on the support platform, vacuum pressure is useful especially.
Fig. 2 also illustrates and unloads lower sleeve 98, and this sleeve makes container body 12 move apart shaping plug 24 vertically after reshaping operation.Fig. 3 illustrates this top view that unloads lower sleeve 98.
Unload lower sleeve 98 and comprise the main body 100 that is contained on two pilot bars or the post 102.First and second chucks or clamping part 104,106 are contained on the main body 100 rotationally by pivot 108,110.Chuck is designed to the neck portion 18 of engageable container body 12, and helps to unload container body 12 from shaping plug 24.
In another embodiment shown in Fig. 4,5, reshape device 112 and have and be used for and radially be added in external agency 114 on the dilation of sidewall 16 to internal pressure.This external agency is used for forming radially the inwardly fan-shaped part of deformation on the dilation of sidewall 16.Fig. 9 illustrates the internal core rod of Fig. 4 device, for clarity sake, has removed outer shroud and support platform.
An end 134 of outside shaping sector 116 is connected in pin 132.This pin is connected in spring 136.When drive spindle 120 moved on to its initial position after the operation, spring 136 forced outside shaping sector 116 to get back to its initial position.
In addition, outside shaping sector 116 is sidewall 16 fix in position of container body 12 relatively, and promptly it is fixed.Outside vertically when mobile when the shaping sector 30 of shaped core rod 24, the part of sidewall 16 just radially outward expands, and contact with outside shaping sector 116, so that can make sidewall 16 produce radially inside deformation simultaneously.
As shown in Figure 5, drive spindle 120 is shape ringwise, and it has shape of cross section shown in Figure 4.
In the embodiment shown in Fig. 4,5 and 9, the shaping sector 30 of shaping plug 24 comprises the mating surfaces 137 of distortion.Mating surfaces 136 comprises first arcuate section 138 that outwards protrudes, second arcuate section 40 that outwards protrudes and the outer arcuate section 142 that protrudes of three-dimensional that separate with first arcuate section 138 vertically.These parts 138,140 and 142 forming containers body sidewalls, 16 cooresponding dilations, shown in Figure 17～19 and Figure 14～16, this sidewall does not have the fan-shaped part of inner deformation.Clearly, the mating surfaces that changes shaping sector 30 or 116 just can form diversified sidewall shape.
Figure 27 and 28 illustrates the transparent view of outer shroud shaping plug not in place.Figure 27 is illustrated in the shaping sector 30 of punctured position.Figure 28 is illustrated in the shaping sector 30 of expanding position.Figure 29 illustrate container set on the shaping plug and also external agency 114 around the transparent view of container.
In another embodiment, the actuator 24 of shaping plug 24 and shaping sector 30 be structure so, the feasible sidewall that can reshape container body 12 gradually.Be that actuator 24 and shaping sector 30 can change over the delay time that comprises cam face, thereby can be for example beginning to expand the second and the 3rd first arcuate surfaces of protruding 138 that expands before protruding arcuate surfaces 140,142.This can reduce stress total on the sidewall 16 when the shape that is shaped more complicated.
In another embodiment, its expansion gear 144 is shown in Fig. 6.Device 144 comprise annular substantially with the elastomeric material flexible plug 146 done of rubber or polyurethane for example, it is contained in the container body 12.Container body 12 comprises the sidewall 16 with initial drum.In this embodiment, container body 12 is not included in the part that the diameter in the neck portion of container body 12 reduces gradually.For can be before expansive working and afterwards plug 146 is inserted container body 12 and take out from this container body, this be essential.
Plug 146 comprises hollow columnar passage or the hole 148 of being roughly, and this hole is positioned at the center of plug 146, has circular cross section.Plug 146 also comprises the outer profiled surface 147 that is used to contact sidewall 16 inside faces 36.Outer profiled surface 147 comprises outer ring groove 150, and this groove diameter is less than the diameter of outer profiled surface 147 remainders of plug 146.
In operation, firmly make expansion plunger or jumper bar 152 pass passage placed in the middle 148 facing to the diapire 14 of container body 12 vertically.Plunger 152 comprises the head 154 of its diameter greater than passage 148 diameters.Because the diameter of stopper head 154 is greater than the diameter of passage 148 placed in the middle, so when stopper head 154 vertically when diapire 14 moves, the outside profiled surface 147 of plug 146 just radially outward moves and contacts with the inside face 36 of sidewall 16, and sidewall 16 is radially outward expanded.When stopper head 154 moves to when aliging with annular groove 150 vertically, the counterpart of sidewall 16 or fully radially outward expand, perhaps according to the degree of depth of circular groove, less degree leading thread is to outside expansion, and this expansion is less than the other parts of sidewall.In this manner, can change and be similar to the be shaped drum of plug 24 of Fig. 4.Because deformation radially outward of the part of sidewall 16 or expansion are that (promptly moving facing to the diapire 14 of container body 12) vertically forms because the moving down of stopper head 154, thus the expansion of the part of sidewall 16 be form gradually rather than once form.The part that is sidewall 16 close necks 18 expands near before the demi-inflation of diapire 14 at sidewall.When stopper head 154 passed arbitrary part of passage 148, plug 146 was owing to the elasticity of material keeps its original shape.
During carrying out expansive working with the shaping plug 24 with a plurality of shaping sectors 30, sector 30 just separates when it is radially outward mobile, when their contact the inside face 36 of sidewall 16, and sector 30 certain distance just spaced apart in the circumferential direction.Therefore during expansive working, sidewall 16 in the gap between the mating surfaces 34 of shaping sector 30 at first is stretched (still, as described below, carry out suitable lubricatedly can obtaining suitable friction coefficient between the mating surfaces of shaping sector and inner surface of container, this helps to make the side-wall material against mating surfaces also to be stretched).This also tends to form crease line 160 at the dilation of sidewall 16, as shown in figure 10.Adopt elasticity plug 146 shown in Figure 6 can not obtain this crease line (as described below, adopting the shaping plug of distortion can reduce or eliminate this crease line) certainly.
The outer profiled surface 147 of plug 146 can have multiple profile or shape.This will form multiple corresponding shape on the sidewall 16 of container body 12.
Shown in Figure 10～22, last container body 12 can have multiple shape.Yet in all cases, the sidewall 16 of container body 12 comprises a part at least, and this part radially outward expands, and exceeds the scope of the initial drum of container body, and comprises the mean diameter greater than initial cylinder mean diameter.In addition, this part also has the mean diameter greater than container body 12 bottom wall portions 14 mean diameters.For the container body that comprises annular outward flange at bottom wall portion 14, when calculating the mean diameter of bottom wall portion 14, to consider the outermost portion of flange.
With reference to Figure 10, container body 12 comprises bottom wall portion 14, and this diapire has first mean diameter 162.The sidewall 16 of container body 12 comprises that first's 164, the second mean diameters with second mean diameter approximate the mean diameter 162 and the mean diameter that equals the initial cylinder of container body of bottom wall portion 14.Sidewall sections also comprises the second portion 166 that radially outward expands.Second portion 166 has the 3rd mean diameter 168, and this diameter is greater than the mean diameter of first 164 and the mean diameter 162 of diapire 14.Can see the folding line 160 that the shaping sector 30 by internal core rod 24 forms at second portion 166.Reshaping operating period, the side-wall material between the shaping sector in the gap at first is stretched.
In another kind of container body shown in Figure 14～16.This container body 12 comprises the diapire 14 with first mean diameter 170.Sidewall 16 comprises the first 172 with second mean diameter, and this second mean diameter approximates the mean diameter 170 of bottom wall portion 14 and equals the mean diameter of the initial cylinder of container body.Sidewall 16 also comprises second portion 174, and this part has the 3rd mean diameter 176 greater than the mean diameter 170 of first's 172 mean diameters and bottom wall portion 14.Sidewall also comprises third part 178, and this part has the equal diameter in Siping City that approximates first's 72 mean diameters.Sidewall also comprises the 4th part 180, and this part has the 5th mean diameter 182 that approximates the 3rd mean diameter.This sidewall also comprises the 5th part 184, and this part has the mean diameter that approximates first's mean diameter, also comprises the 6th part 186, and the mean diameter of this part approximates the 3rd mean diameter.At last, sidewall comprises the 7th part 188, and the mean diameter of this part approximates the mean diameter of first 172.
Figure 17～19 illustrate another embodiment of container body 12, and it has sidewall 16, and this sidewall has first, second and the 3rd dilation 190,192 and 194.This sidewall also comprises the fan-shaped part 196 of a plurality of inside deformation that separate along circumference around sidewall 16.
Figure 20～22 illustrate another embodiment of container body 12, and this container body 12 has sidewall 16, have first and second dilations 198,200 on this sidewall.The shaping plug of this container body of being used to be shaped be so shaped that distance that the shaping sector separates when contact sidewall 16 greater than normalized distance from.Thereby may produce slight wrinkle 202 in the gap between the shaping sector.
Shown in the cross sectional drawing of Figure 23～24, can adopt another kind of shaping plug 300 to reshape container body in the device of the present invention reshaping.Shaping plug 300 comprises first builder that is made of around the first shaping sector 302 that separates of drive spindle 304 a plurality of.Shaping plug 302 also comprises second builder, and this mechanism is made of a plurality of second shaping sectors 306, and this sector 306 is spaced alternately around drive spindle 304 between the first shaping sector 30.
The first shaping sector 302 can move on to the position (as shown in figure 23) of expansion from the position (as shown in figure 24) of collapsing or shrink, and the diameter of punctured position is generally less than the diameter for the treatment of the expansion capacity body and the container body diameter with reduced open end; The diameter of expanding position is generally greater than the initial diameter of container body sidewall.Equally, the second shaping sector also can move on to expanding position from punctured position.
Each first shaping sector 302 comprises the inside face ingear mating surfaces 308 with container body.Each second shaping sector 306 also comprises and container body inside face ingear mating surfaces 310.As shown in figure 24, the second shaping sector 306 is embedded between the first shaping sector 302.Yet when first and second sectors 302,306 all moved on to expanding position, mating surfaces 308,310 its sizes of associating can form one around the surface of adjacency basically around the sidewall dilation as shown in figure 23.This structure helps to eliminate or prevents and forms folding line by the edge 312,314 of the first shaping sector 302.
Drive spindle 304 comprises a plurality of cam face 316 and a plurality of cams face 318 that radially outward move a plurality of second shaping sectors 306 that radially outward moved a plurality of first shaping sectors 302 by cam-controlled.Cam face 316,318 is shaped as the first shaping sector is radially outward moved prior to the second shaping sector 306.The degree of dip on adjusting cam surface 316,318 just can be accomplished this point easily.
In operation, moving axially drive spindle 304 can make the first shaping sector 302 radially outward move on to expanding position from punctured position.Drive spindle also makes the second shaping sector 306 radially outward move to expanding position from punctured position.The second shaping sector is configured to can enter when expanding in the gap between the first shaping sector 302.
Figure 25～26 illustrate the embodiment that changes a little of shaping plug 320, and this plug has first builder and second builder.In this embodiment, second builder comprises a plurality of second shaping sectors 322, and wherein each second shaping sector 322 comprises single-piece cam face 324.The integral cam surface 324 of the second shaping sector 322 is used to make a plurality of first shaping sectors 326 of first builder radially outward to move on to expanding position from punctured position.
Drive spindle 328 comprises a plurality of cams face, and this surface makes a plurality of second shaping sectors 322 radially outward move to expanding position from punctured position by cam-controlled.When the second shaping sector 322 was radially outward mobile, the cam face 324 of the second shaping sector 322 made the first shaping sector radially outward move again.In two embodiment, the mating surfaces of the first and second shaping sectors can be polished to the light face degree of finish of 0.3 μ m.
Can be sure of through preliminary test, the mating surfaces of shaping sector and the friction between the container body sidewall inside face reach play a part aspect the best expansion radially outward very important.In to Fig. 1, the described expansive working of 4 and 9 shown devices, the shaping plug comprises a plurality of shaping sectors, and this sector radially outward moves by cam and meshes with inside surface of side wall.When the shaping sector was radially outward mobile, they were just separated along circumference, and formed the gap between continuous shaping sector.If the friction coefficient between dividing at the mating surfaces of shaping sector with against the scallop of the side wall inner surfaces of mating surfaces is too high, then during expansive working, in fact be stuck on the mating surfaces at the material of the fan-shaped part of this sidewall.Promptly all stretch and bear by the side-wall material in the gap between the shaping sector.This has limited the amount of the sidewall that can be inflated.
Between the mating surfaces of shaping sector and inside surface of side wall, add lubricant and can reduce friction coefficient, thereby can make the side-wall material that leans against mating surfaces can be during expansive working and shrink a little vertically along circumferential tension.This has just reduced the stress on the material in the gap, can carry out bigger sidewall and expand.In fact can think that the reduction friction coefficient makes can slippage on this surface against the material of mating surfaces.
The inside face of container body has the article that internal coating is wherein adorned with protection usually.Lubricant can add up or be sprayed on the protective coat from the outside, and then expands or reshape operation.Again with the lubricant flush away,, then can stay in the container subsequently if perhaps harmless to these article.In addition, lubricant can be an admixture, makes the internal component of protective coat.In this form, the following coating with internal lubricant can provide good expansion characteristics, and has satisfied the requirement of protection product: the CR023-142 coating of Dexter-Midland (comprising 0.5% carnauba wax); The CR023-144 coating of Dexter-Midland (containing 1.5% carnauba wax); (ICI) 640-C-696 coating (containing 0.5% carnauba wax) with Glidden.Dexter-Midland CR023-144 coating is compared with other two kinds, can do bigger stretching to container.But Dexter-Midland CR023-142 and Glidden coating show less dewetting during spraying again, if determine that in the commercial production expansion vessel sprayed coating is essential, then this point is a key factor again.
Except that above-mentioned three kinds of coating and, carried out preliminary test with such coating, this coating adopts the poly tetrafluoroethylene modified polyethylene wax of 5% or 1.5% (percentage by weight) to make internal lubricant.With the coating with 1.5% lubricant with compare with Dexter-Midland CR023-144 coating, can obtain bigger stretching.Also test aspect the requiring of protection food but satisfy whether.
Having been found that should be less than about 0.1 at the mating surfaces of shaping sector and the friction coefficient between the inside surface of side wall, is preferably in 0.02～0.075 the scope.Found that 0.05 friction coefficient can provide good result.
Figure 30～33 illustrate the seamless container body 330 of another embodiment that is shaped according to the present invention.This container body 330 comprises the part 338 of a plurality of dilations 332,334,336 and a plurality of inside deformation.
Container shown in Figure 30～33 container body of the pressing of handy drawing is made, this container body sidewall diameter between 2.4770～2.4830 inches, about 5.170 inches of the height of the outside directed flange on from the support plinth amount to open end.This container body comprises the truncated cone shape necking section.The material thickness of container body sidewall is about 0.0049 to 0.0052 inch before expansive working, this sidewall is included in the transition region that the metal thickness between sidewall and the junction 340,342 increases gradually respectively, and this binding site 340,342 lays respectively between the bottom of the necking section of an end and opposite end.These transition regions can be stretched over 0.5 inch, enter sidewall areas.Shown in Figure 30 and 31, dilation 336,332 extend into the transition region of sidewall.Preferably 2.60 inches of the diameters of dilation 332,334,336, this diameter increases about 5%.
Although illustration and explanation certain embodiments can be expected many changes and not obviously run counter to spirit of the present invention.Therefore protection domain is defined as only being subjected to the restriction of appended claims.
Claims (129)
1. device that reshapes the part of container body cylinder side wall, this device comprises:
A shaping plug that is connected in support, above-mentioned shaping plug comprises a plurality of shaping sectors, each above-mentioned shaping sector has the mating surfaces of the above-mentioned side wall inner surfaces of engagement;
An external agency that is connected in above-mentioned support is used at the outside face that reshapes the above-mentioned sidewall of operating period engagement said vesse body, thereby applies radially inner power to above-mentioned sidewall.
2. device as claimed in claim 1 is characterized in that said external mechanism is fixed.
3. device as claimed in claim 1 is characterized in that, said external mechanism comprises and is used for radially the inwardly device of motion.
4. device as claimed in claim 1 is characterized in that, mating surfaces is become the surface finish of 2～10 μ m by high polish.
5. device as claimed in claim 1, it is characterized in that, above-mentioned plug also comprises the drive spindle that above-mentioned shaping sector is radially outward moved, above-mentioned drive spindle comprises the cam face that a plurality of and above-mentioned shaping sector contacts, wherein, the axial motion of above-mentioned drive spindle radially outward moves above-mentioned shaping sector by cam, thus with the above-mentioned inside face engagement of the above-mentioned sidewall of said vesse body.
6. device as claimed in claim 1 also comprises the support platform of axially aligning with above-mentioned plug that is used to contact said vesse body first end.
7. device as claimed in claim 6 is characterized in that, above-mentioned support platform is included in the device that forms vacuum pressure between above-mentioned support platform and the said vesse body diapire.
8. device as claimed in claim 6 is characterized in that, above-mentioned support platform comprise be connected in above-mentioned support platform so that apply the biasing spring of axial force to above-mentioned container body by above-mentioned support platform.
9. device as claimed in claim 6, also comprise the lower sleeve that unloads that is connected in guidepost, above-mentioned guidepost is connected in above-mentioned support, the above-mentioned lower sleeve that unloads is used to contact that part of container near said vesse body the second end, the second end of said vesse body is relative with the above-mentioned first end of said vesse body, wherein, above-mentioned motion of unloading the axial motion influence of lower sleeve with respect to the said vesse body of above-mentioned plug.
10. device as claimed in claim 9, it is characterized in that the above-mentioned lower sleeve that unloads comprises first chuck and second chuck, above-mentioned first and second chucks are contained in above-mentioned unloading on the lower sleeve rotationally, wherein, above-mentioned first and second chucks are used to mesh the above-mentioned part of said vesse.
11. device as claimed in claim 1, it is characterized in that, the mating surfaces of above-mentioned shaping sector is included in the corner curved surface on second edge relative with above-mentioned first edge of the first corner curved surface on first edge of above-mentioned mating surfaces and above-mentioned mating surfaces, the have an appointment radius of curvature of 2mm of above-mentioned first and second curved masks.
12. device as claimed in claim 1, it is characterized in that, the above-mentioned mating surfaces of above-mentioned shaping sector is included in the corner curved surface on second edge relative with above-mentioned first edge of the first corner curved surface on first edge of above-mentioned mating surfaces and above-mentioned mating surfaces, the have an appointment radius of curvature of 3mm of above-mentioned first and second curved masks.
13. the used device of a part that reshapes the container body cylinder side wall, this device comprises:
Be connected in the shaping plug of support, above-mentioned shaping plug comprises a plurality of expansion-molded sectors, and each above-mentioned shaping sector has the mating surfaces with above-mentioned side wall inner surfaces, and above-mentioned mating surfaces is by the surface finish of high polish one-tenth less than 1 μ m.
14. device as claimed in claim 1 also comprises the external agency that is connected in above-mentioned support, this mechanism is used for the outside face at the above-mentioned sidewall that reshapes operating period engagement said vesse body, thereby applies radially internal force to above-mentioned sidewall.
15. device as claimed in claim 14 is characterized in that, said external mechanism is fixed.
16. device as claimed in claim 14 is characterized in that, said external mechanism comprises the device that is used for radially moving inward.
17. device as claimed in claim 13, it is characterized in that, above-mentioned plug also comprises the drive spindle that above-mentioned shaping sector is radially outward moved, above-mentioned drive spindle comprises the cam face of the above-mentioned sector of a plurality of contacts, wherein, the axial motion of above-mentioned drive spindle by cam above-mentioned sector is radially outward moved and with the above-mentioned inside face engagement of the above-mentioned sidewall of said vesse body.
18. device as claimed in claim 13 also comprises the support platform of axially aligning with above-mentioned plug that is used to contact said vesse body first end.
19. device as claimed in claim 18 is characterized in that, above-mentioned support platform is included in the device that forms vacuum pressure between above-mentioned support platform and the said vesse body diapire.
20. device as claimed in claim 18 is characterized in that, above-mentioned support platform comprises and is connected in biasing spring above-mentioned support platform, that be used for applying to above-mentioned container body by above-mentioned support platform axial force.
21. device as claimed in claim 18, also comprise the lower sleeve that unloads that is connected in guidepost, above-mentioned guidepost is connected on the support, above-mentionedly unload that part of container that lower sleeve is used to contact the close said vesse the second end of said vesse body, this the second end is relative with the above-mentioned first end of said vesse body, wherein, the above-mentioned axial motion that unloads lower sleeve changes the motion with respect to the said vesse body of above-mentioned plug.
22. device as claimed in claim 21, it is characterized in that, the above-mentioned lower sleeve that unloads comprises first chuck and second chuck, and above-mentioned first and second chucks are contained in above-mentioned unloading on the lower sleeve rotationally, and wherein first and second chucks are used to mesh the above-mentioned part of said vesse.
23. device as claimed in claim 13, it is characterized in that, the above-mentioned mating surfaces of above-mentioned shaping sector is included in the first corner curved surface and the corner curved surface on above-mentioned mating surfaces second edge on above-mentioned mating surfaces first edge, above-mentioned second edge is relative with above-mentioned first edge, and the radius of curvature of above-mentioned first and second curved surfaces is about 2mm.
24. device as claimed in claim 13, it is characterized in that, the above-mentioned mating surfaces of above-mentioned shaping sector is included in the first corner curved surface and the second corner curved surface on above-mentioned mating surfaces second edge on above-mentioned mating surfaces first edge, above-mentioned second edge is relative with above-mentioned first edge, and the radius of curvature of above-mentioned first and second curved surfaces is about 3mm.
25. the used device of a part that reshapes the container body cylinder side wall, this device comprises:
A shaping plug that is connected in support, above-mentioned shaping plug comprises a plurality of expansion-molded sectors, and each above-mentioned shaping sector has the mating surfaces of the above-mentioned side wall inner surfaces of engagement, and above-mentioned mating surfaces high polish becomes the surface finish less than 1 μ m;
A support platform that is used to contact said vesse body first end of axially aligning with above-mentioned plug.
26. device as claimed in claim 25 is characterized in that, above-mentioned support platform is included in the device that applies vacuum pressure between above-mentioned support platform and the said vesse body diapire.
27. device as claimed in claim 25 is characterized in that, above-mentioned support platform comprises and is connected in above-mentioned support platform so that by above-mentioned support platform axial force is applied to biasing spring on the said vesse body.
28. device as claimed in claim 25, comprise that also of being connected in guidepost unloads lower sleeve, above-mentioned guidepost is connected in above-mentioned support, the above-mentioned lower sleeve that unloads is used to contact that part of container body near said vesse body the second end, the second end of said vesse body is relative with the first end of said vesse body, wherein, the above-mentioned axial motion that unloads lower sleeve changes the motion of said vesse body with respect to above-mentioned plug.
29. device as claimed in claim 28, it is characterized in that, the above-mentioned lower sleeve that unloads comprises first chuck and second chuck, and above-mentioned first and second chucks are contained in above-mentioned unloading on the lower sleeve rotationally, and wherein above-mentioned first and second chucks are used to mesh the above-mentioned part of said vesse.
30. device as claimed in claim 25, it is characterized in that, the fan-shaped mating surfaces of above-mentioned shaping is included in the first corner curved surface and the corner curved surface on above-mentioned mating surfaces second edge on above-mentioned mating surfaces first edge, second edge of above-mentioned mating surfaces is relative with above-mentioned first edge, and the radius of curvature of above-mentioned first and second curved surfaces is about 2mm.
31. device as claimed in claim 25, it is characterized in that, the mating surfaces of above-mentioned shaping sector is included in the first corner curved surface and the second corner curved surface on above-mentioned mating surfaces second edge on above-mentioned mating surfaces first edge, above-mentioned second edge is relative with above-mentioned first edge, and the radius of curvature of above-mentioned first and second curved surfaces is about 3mm.
32. device as claimed in claim 25 also comprises the external agency that is connected in above-mentioned support, this external agency is used to reshape the outside face of the above-mentioned sidewall of operating period engagement said vesse body, thereby applies radially inner power to sidewall.
33. device as claimed in claim 13 is characterized in that, above-mentioned mating surfaces is polished to the surface finish of about 0.3 μ m.
34. device as claimed in claim 25 is characterized in that, above-mentioned mating surfaces is by the surface finish of high polish to about 0.3 μ m.
35. a method that reshapes the seamless container body with whole diapire, the method comprising the steps of has:
Container body with unitary piece of metal disk drawing and pressing is provided, and the said vesse body has the sidewall that extends from the diapire of an end, and has opening at the end with respect to diapire, and above-mentioned sidewall has initial drum;
Radially outer power is applied on the above-mentioned inside surface of side wall of container body of pressing of above-mentioned drawing, thereby makes the first of above-mentioned sidewall begin deformation radially outward at least from initial cylindrical shape.
36. method as claimed in claim 35 is characterized in that, applying radially outward, the step of power comprises:
Above-mentioned opening by the said vesse body inserts the shaping plug, and above-mentioned plug comprises the shaping sector of the above-mentioned inside face of a plurality of above-mentioned sidewalls that are used to mesh the said vesse body;
The above-mentioned shaping sector that radially outward expands makes its above-mentioned inside face that meshes above-mentioned sidewall and the above-mentioned sidewall that radially outward expands;
The collapse above-mentioned shaping sector of above-mentioned shaping plug;
Unload the said vesse body from above-mentioned shaping plug.
37. method as claimed in claim 36 is characterized in that, above-mentioned removing step comprises with that part of container body that unloads the close above-mentioned opening of engage sleeves, and makes the said vesse body move apart above-mentioned shaping plug vertically with the above-mentioned sleeve that unloads.
38. method as claimed in claim 35 is characterized in that, apply radially outward the step of power and comprise and making to the deformation radially outward of the above-mentioned sidewall of small part, until the mean diameter of above-mentioned part than above-mentioned initial columnar mean diameter about 5%.
39. method as claimed in claim 35 is characterized in that, the above-mentioned step of power that applies radially outward comprises and making to the deformation radially outward of the above-mentioned sidewall of small part, until the mean diameter of above-mentioned part than above-mentioned initial columnar mean diameter about 7%.
40. method as claimed in claim 35 also is included in and carries out the above-mentioned step that applies axle pressure during the power step radially outward to above-mentioned container body that applies.
41. method as claimed in claim 40 is characterized in that, the above-mentioned step that applies axle pressure comprises:
The open end of above-mentioned sidewall is pressed against on the fixing ring;
Be provided for meshing the support platform of the above-mentioned diapire of said vesse body;
Move axially above-mentioned support platform to above-mentioned container body, thereby exert pressure to the said vesse body between above-mentioned support platform and said fixing ring.
42. method as claimed in claim 41 also is included in the step that forms vacuum pressure between the above-mentioned diapire of above-mentioned support platform and said vesse body, thereby keeps engagement between above-mentioned diapire and above-mentioned support platform.
43. method as claimed in claim 35 is further comprising the steps of: the above-mentioned deformations branch to above-mentioned sidewall applies radially inner power, thus the above-mentioned part of the further above-mentioned sidewall of deformation.
44. method as claimed in claim 43, it is characterized in that, the above-mentioned step of internal force radially of applying comprises fixing outer builder is placed near on the above-mentioned outside face of above-mentioned sidewall, wherein, above-mentionedly apply the above-mentioned outer builder of above-mentioned outside face engagement that the step of power radially outward causes above-mentioned sidewall.
45. side as claimed in claim 43 shows, it is characterized in that, the above-mentioned step of internal force that applies radially comprises outer builder is placed near on the above-mentioned outside face of above-mentioned sidewall, and radially moves inward above-mentioned builder and mesh with above-mentioned sidewall.
46. method as claimed in claim 35 comprises that also the above-mentioned sidewall to above-mentioned container body applies the step of power radially outward, thereby the second portion that makes above-mentioned at least sidewall is from the deformation radially outward of above-mentioned initial cylindrical shape.
47. method as claimed in claim 35, comprise that also the above-mentioned sidewall to above-mentioned container body applies the step of power radially outward, thereby make the first of above-mentioned at least sidewall after the deformation radially outward of above-mentioned initial cylindrical shape in the power radially outward of applying to above-mentioned container body, make the second portion of above-mentioned sidewall begin deformation radially outward at least from above-mentioned initial cylinder.
48. a method that reshapes tubular part may further comprise the steps:
Tubular part with first end and opposite second end is provided, and above-mentioned tubular part has initial cylindrical shape;
Apply power radially outward to above-mentioned tubular part, thereby the first that makes above-mentioned at least tubular part is from the deformation radially outward of above-mentioned initial cylindrical shape;
Above-mentioned first to above-mentioned tubular part applies radially inner power, thereby makes the above-mentioned first of above-mentioned tubular part that deformation take place again.
49. method as claimed in claim 48 is characterized in that, above-mentionedly applies radially outward that the step of power comprises:
First end by above-mentioned tubular part inserts the shaping plug, and above-mentioned plug comprises a plurality of shaping sectors that are used to mesh above-mentioned tubular part inside face;
The above-mentioned shaping sector that radially outward expands makes its above-mentioned inside face that meshes above-mentioned tubular part and the above-mentioned first of the above-mentioned tubular part that radially outward expands;
The collapse above-mentioned shaping sector of above-mentioned shaping plug; And
Unload above-mentioned tubular part from above-mentioned shaping plug.
50. method as claimed in claim 48, it is characterized in that, the above-mentioned step of internal force radially of applying comprises fixing outer builder is placed near on the outside face of above-mentioned tubular part, wherein, above-mentionedly apply the above-mentioned outer builder of above-mentioned outside face engagement that the step of power radially outward causes above-mentioned tubular part.
51. method as claimed in claim 48, it is characterized in that, the above-mentioned step of internal force that applies radially comprises outer builder is placed near on the outside face of above-mentioned tubular part, and radially moves inward above-mentioned builder and make it mesh the above-mentioned outside face of above-mentioned tubular part.
52. method as claimed in claim 48, also comprise above-mentioned tubular part is provided, these parts have the diapire that integral body is connected in above-mentioned tubular part the second end, it is characterized in that, above-mentioned tubular part comprises the sidewall that extends from above-mentioned diapire, and above-mentioned tubular part forms with the method for drawing and pressing unitary piece of metal disk.
53. method as claimed in claim 48 is further comprising the steps of: carrying out applying axle pressure to above-mentioned tubular member during the above-mentioned step that applies power radially outward.
54. method as claimed in claim 53 is characterized in that, the above-mentioned step that applies axle pressure comprises:
The above-mentioned first end of above-mentioned tubular part is pressed against on the set collar;
The support platform of the above-mentioned the second end of the above-mentioned tubular part of engagement is provided; And
Move axially above-mentioned support platform to above-mentioned tubular part, thereby the above-mentioned tubular part between above-mentioned support platform and said fixing ring is exerted pressure.
55. container that reshapes, comprise seamless container body with unitary piece of metal disk system, the said vesse body is included in the bottom wall portion with first mean diameter of said vesse body first end and extends to the cool working sidewall of the neck portion on the said vesse body the second end from above-mentioned bottom wall portion, above-mentioned neck portion is used for container end portion is fixed on the said vesse body, above-mentioned sidewall comprises first with second mean diameter and the second portion with the 3rd mean diameter, and the 3rd mean diameter is greater than above-mentioned first mean diameter and above-mentioned second mean diameter.
56. the container that reshapes as claimed in claim 55 is characterized in that above-mentioned rosette is an aluminum alloy.
57. container as claimed in claim 55 is characterized in that, above-mentioned neck portion comprises the part that is essentially truncated cone shape that diameter reduces gradually.
58. the container that reshapes as claimed in claim 55, it is characterized in that above-mentioned sidewall comprises third part, the equal diameter in Siping City of this part is less than above-mentioned the 3rd mean diameter, wherein, above-mentioned second portion is configured between above-mentioned first and the above-mentioned third part vertically.
59. the container that reshapes as claimed in claim 58, it is characterized in that, above-mentioned sidewall comprises the 4th part, the 5th mean diameter of this part is greater than above-mentioned first mean diameter, the equal diameter of above-mentioned second mean diameter and above-mentioned Siping City, wherein, above-mentioned third part is configured between above-mentioned second portion and above-mentioned the 4th part vertically.
60. container as claimed in claim 56 is characterized in that, about 0.004 inch of the thickness of above-mentioned sidewall.
61. container as claimed in claim 55 is characterized in that, the said vesse body also comprises the container end portion of double seam in above-mentioned neck portion.
62. container as claimed in claim 55 is characterized in that, the second portion of above-mentioned sidewall comprises the fan-shaped part of a plurality of deformation radially outward, and this fan-shaped part was opened along the circle spacing of above-mentioned second portion.
63. container as claimed in claim 62 is characterized in that, above-mentioned fan-shaped section axial extends and has an outwards recessed arcuate section along the above-mentioned second portion of above-mentioned sidewall.
64. container as claimed in claim 55 is characterized in that, above-mentioned the 3rd mean diameter of the above-mentioned second portion of above-mentioned sidewall is greater than above-mentioned second mean diameter about 7% of above-mentioned first.
65. one kind reshapes container, this container comprises the seamless container body with aluminum alloy monolithic disc one-tenth, the said vesse body is included in the bottom wall portion with first mean diameter on the said vesse body first end and extends to the cool working sidewall sections of the neck portion on the said vesse body the second end from above-mentioned bottom wall portion, above-mentioned neck portion is used for container end portion is fixed on the said vesse body, and comprise the flange of the outside sensing that above-mentioned part that the partial sum that is essentially truncated cone shape that diameter reduces gradually reduces gradually from above-mentioned diameter is extended, above-mentioned sidewall comprises the first with second mean diameter, have the second portion of the 3rd mean diameter and have the third part of the equal diameter in Siping City, above-mentioned the 3rd mean diameter is greater than above-mentioned first mean diameter and above-mentioned second mean diameter, the equal diameter in above-mentioned Siping City is less than above-mentioned the 3rd mean diameter, wherein, above-mentioned second portion axial arrangement is between above-mentioned first and above-mentioned second portion.
66. as the described container that reshapes of claim 65, it is characterized in that, above-mentioned sidewall comprises the 4th part with the 5th mean diameter, the 5th mean diameter is greater than above-mentioned second mean diameter, the equal diameter in above-mentioned Siping City and above-mentioned first mean diameter, wherein, above-mentioned third part is configured between above-mentioned second portion and above-mentioned the 4th part vertically.
67., it is characterized in that the thickness of above-mentioned sidewall is about 0.004 inch as the described container of claim 65.
68., it is characterized in that the said vesse body also comprises the container end portion of double seam in above-mentioned neck portion as the described container of claim 65.
69., it is characterized in that the above-mentioned second portion of above-mentioned sidewall sections comprises a plurality of radially fan-shaped parts of inside deformation as the described container of claim 65, this fan-shaped part was opened along the circle spacing of above-mentioned second portion.
70., it is characterized in that above-mentioned the 3rd mean diameter of the above-mentioned second portion of above-mentioned sidewall is greater than above-mentioned second mean diameter about 7% of above-mentioned first as the described container of claim 65.
71. one kind reshapes container, comprise the seamless container body of making of single piece aluminum alloy disk, the said vesse body is included in the bottom wall portion with first mean diameter on the said vesse body first end and extends to the cool working sidewall of the neck portion on said vesse body the second end from above-mentioned bottom wall portion, above-mentioned neck portion is used for container end portion is fixed on the said vesse body, and the flange of the basic part that reduces gradually from above-mentioned diameter for the partial sum of truncated cone shape that comprises that diameter reduces the gradually outside sensing of extending, above-mentioned sidewall sections comprises the first with second mean diameter, second portion with the 3rd mean diameter, third part and the 4th part with the equal diameter in Siping City with the 5th mean diameter, the 3rd mean diameter is greater than above-mentioned first mean diameter and above-mentioned second mean diameter, the equal diameter in above-mentioned Siping City is less than above-mentioned the 3rd mean diameter, wherein, above-mentioned second portion axial arrangement is between above-mentioned first and above-mentioned second portion, above-mentioned the 5th mean diameter is greater than above-mentioned first mean diameter, the equal diameter of above-mentioned second mean diameter and above-mentioned Siping City, wherein above-mentioned third part are configured between above-mentioned second portion and above-mentioned the 4th part vertically.
72., it is characterized in that the thickness of above-mentioned sidewall is about 0.004 inch as the described container of claim 71.
73., it is characterized in that the said vesse body also comprises the container end portion of double seam in above-mentioned neck portion as the described container of claim 71.
74., it is characterized in that the above-mentioned second portion of above-mentioned sidewall comprises a plurality of radially fan-shaped parts of inside deformation as the described container of claim 71, this fan-shaped part was opened along the circle spacing of above-mentioned second portion.
75., it is characterized in that above-mentioned the 3rd mean diameter of the above-mentioned second portion of above-mentioned sidewall is greater than above-mentioned second mean diameter about 5% of above-mentioned first as the described container of claim 71.
76. the used device of a part that reshapes the container body cylinder side wall comprises:
A shaping plug that is connected in support, above-mentioned shaping plug comprises a plurality of expansion-molded sectors, each above-mentioned shaping sector has the mating surfaces of the above-mentioned inside face of the above-mentioned sidewall of engagement.
The support platform of axially aligning with above-mentioned plug that is used to contact said vesse body first end.
77., it is characterized in that above-mentioned mating surfaces high polish, the surface finish of formation 2～10 μ m as the described device of claim 76.
78., it is characterized in that above-mentioned support platform is included in the device that applies vacuum pressure between above-mentioned support platform and the said vesse body diapire as the described device of claim 76.
79. as the described device of claim 76, it is characterized in that, above-mentioned support platform comprise be connected in above-mentioned support platform so that apply the biasing spring of axial force to above-mentioned container body by above-mentioned support platform.
80. as the described device of claim 76, also comprise the lower sleeve that unloads that is connected in guidepost, above-mentioned guidepost is connected in above-mentioned support, the above-mentioned lower sleeve that unloads is used to contact that part of container body near said vesse body the second end, the second end of said vesse body is relative with the first end of said vesse body, wherein, the above-mentioned axial motion that unloads lower sleeve changes the motion of said vesse body with respect to above-mentioned plug.
81. as the described device of claim 80, it is characterized in that the above-mentioned lower sleeve that unloads comprises first chuck and second chuck, above-mentioned first and second chucks are contained in above-mentioned unloading on the lower sleeve rotationally, wherein, above-mentioned first and second chucks are used to mesh the above-mentioned part of said vesse.
82. as the described device of claim 76, it is characterized in that, the mating surfaces of above-mentioned shaping sector is included in the first corner curved surface and corner curved surface on second edge relative with first edge of above-mentioned mating surfaces on above-mentioned mating surfaces first edge, the about 2mm of the radius of curvature of above-mentioned first and second curved surfaces.
83. as the described device of claim 76, it is characterized in that the first corner curved surface that the mating surfaces of above-mentioned shaping sector is included on above-mentioned mating surfaces first edge is about 3mm with the corner curved surface on second edge relative with first edge of above-mentioned mating surfaces, the radius of curvature of above-mentioned first and second curved surfaces.
84. as the described device of claim 76, also comprise the outer mechanism that is connected in above-mentioned support, this mechanism is at the outside face of the above-mentioned sidewall that reshapes operating period engagement said vesse body, thereby applies radially inner power to above-mentioned sidewall.
85., it is characterized in that above-mentioned outer mechanism is fixed as the described device of claim 84.
86., it is characterized in that above-mentioned outer mechanism comprises the device that is used for radially moving inward as the described device of claim 84.
87. as the described device of claim 86, it is characterized in that, above-mentioned plug also comprises the drive spindle that above-mentioned shaping sector is radially outward moved, above-mentioned drive spindle comprises the cam face that a plurality of and above-mentioned sector contacts, wherein, the axial motion of above-mentioned drive spindle makes above-mentioned sector radially outward move to above-mentioned inside face engagement with the above-mentioned sidewall of said vesse body by cam.
88. one kind reshapes the used device of container body cylinder side wall, comprising:
One is placed on plug in the container body in-to-in flexibility, and above-mentioned plug comprises the passage placed in the middle with first diameter of cylinder substantially, and above-mentioned plug has the outer profiled surface of contact said vesse body sidewall inside face, and above-mentioned sidewall has initial cylindrical shape;
A plunger that comprises stopper head, above-mentioned stopper head has second diameter greater than above-mentioned first diameter of the above-mentioned passage placed in the middle of above-mentioned plug, wherein, the motion that above-mentioned stopper head passes above-mentioned passage forces the above-mentioned outer profiled surface of the above-mentioned plug of at least a portion radially outward to move on to the above-mentioned inside face of above-mentioned sidewall and contacts, thereby makes the above-mentioned sidewall of at least a portion begin radially outward to expand from above-mentioned initial cylindrical shape.
89., it is characterized in that the above-mentioned outer profiled surface of above-mentioned plug comprises the groove of annular as the described device of claim 88.
90., it is characterized in that above-mentioned plug is a polyurethane as the described device of claim 88.
91., it is characterized in that above-mentioned plug is a rubber as the described device of claim 88.
92. a part that makes container side wall radially outward expands and surpasses the used shaping plug of the above-mentioned part initial diameter of this sidewall, comprising:
First builder, this mechanism has a plurality of first shaping sectors that can radially outward move on to expanding position from punctured position, wherein, above-mentioned first shaping sector certain distance spaced apart in the circumferential direction when being positioned at above-mentioned expanding position, and between the above-mentioned first shaping sector, form the gap;
Second builder, this mechanism has the second shaping sector that can radially outward move on to expanding position from punctured position, wherein, the above-mentioned second shaping sector is positioned at above-mentioned gap when the above-mentioned second shaping sector and above-mentioned a plurality of first shaping sector are arranged in above-mentioned expanding position.
93., it is characterized in that above-mentioned second builder comprises a plurality of second shaping sectors that can radially outward move to expanding position from punctured position as the described shaping plug of claim 92.
94. also comprise drive spindle as the described shaping plug of claim 92, this bar comprises a plurality ofly makes above-mentioned a plurality of first shaping sector move on to the cam face of above-mentioned expanding position from above-mentioned punctured position.
95., it is characterized in that above-mentioned drive spindle comprises can make the above-mentioned second shaping sector move on to the cam face of above-mentioned expanding position from above-mentioned punctured position as the described shaping plug of claim 94.
96. as the described shaping plug of claim 95, it is characterized in that, above-mentioned a plurality of first shaping sector above-mentioned a plurality of cams face that move and the above-mentioned cam face that the above-mentioned second shaping sector is moved are made above-mentioned a plurality of first shaping sector is outwards moved with the velocity radial faster than the above-mentioned second shaping sector.
97. as the described shaping plug of claim 93, also comprise drive spindle, this bar has a plurality ofly makes above-mentioned a plurality of second shaping sector radially outward move on to the cam face of above-mentioned expanding position from above-mentioned punctured position.
98., it is characterized in that above-mentioned drive spindle comprises a plurality of cams face that make the first shaping sector radially outward move on to above-mentioned expanding position from above-mentioned punctured position as the described shaping plug of claim 97.
99. as the described shaping plug of claim 98, wherein above-mentioned a plurality of cams face that are used for moving above-mentioned a plurality of first shaping sectors and above-mentioned a plurality of cam face that is used for moving above-mentioned a plurality of second shaping sectors are shaped as the velocity radial faster than above-mentioned a plurality of second shaping sectors of the above-mentioned first shaping sector is outwards moved.
100., it is characterized in that each sector in above-mentioned a plurality of second shaping sectors comprises and is used to make the first shaping sector radially outward to move on to the cam face of above-mentioned expanding position from above-mentioned punctured position as the described shaping plug of claim 97.
101. as the described shaping plug of claim 93, it is characterized in that, each sector in above-mentioned a plurality of first shaping sector has the mating surfaces of the above-mentioned side wall inner surfaces of engagement said vesse, wherein, each sector in above-mentioned a plurality of second shaping sector has the mating surfaces of the above-mentioned inside face of the above-mentioned sidewall that meshes said vesse, and the mating surfaces of the above-mentioned first and second shaping sectors forms the mating surfaces of adjacency basically when the above-mentioned first and second shaping sectors are positioned at above-mentioned expanding position.
102. as the described shaping plug of claim 92, it is characterized in that, each sector in above-mentioned a plurality of first shaping sector has the mating surfaces of above-mentioned side wall inner surfaces of engagement said vesse, and above-mentioned mating surfaces high polish reaches the surface finish of about 0.3 μ m.
103. comprise five first shaping sectors as the described shaping plug of claim 92.
104., comprise five second shaping sectors and five first shaping sectors as the described shaping plug of claim 93.
105., it is characterized in that the axial motion of above-mentioned drive spindle makes above-mentioned cam face radially outward move above-mentioned a plurality of above-mentioned first shaping sectors and the above-mentioned second shaping sector as the described shaping plug of claim 95.
106. a part that makes container side wall radially outward expands and exceeds the used shaping plug of the above-mentioned part initial diameter of this sidewall, comprising:
First builder, have a plurality of first shaping sectors that can radially outward move on to expanding position from punctured position, wherein, above-mentioned first shaping sector certain distance spaced apart in the circumferential direction when being in above-mentioned expanding position, and between the first adjacent shaping sector, form the gap;
Second builder, have a plurality of second shaping sectors that can radially outward move on to expanding position from punctured position, wherein, when above-mentioned a plurality of second shaping sectors and above-mentioned a plurality of first shaping sector are positioned at above-mentioned expanding position, in the gap of the above-mentioned second shaping sector between the above-mentioned first shaping sector;
Drive spindle, have a plurality of cams face that are used for radially outward moving above-mentioned a plurality of second shaping sectors, each sector in above-mentioned a plurality of second shaping sectors also has makes the first shaping sector radially outward move on to the cam face of expanding position from above-mentioned punctured position.
107., it is characterized in that the axial motion of above-mentioned drive spindle makes above-mentioned a plurality of cam face radially outward move above-mentioned a plurality of second shaping sectors as the described shaping plug of claim 106.
108. as the described shaping plug of claim 106, it is characterized in that, each sector in above-mentioned a plurality of first shaping sector has the mating surfaces of the above-mentioned side wall inner surfaces of engagement said vesse, wherein, each sector in above-mentioned a plurality of second shaping sector has the mating surfaces of the above-mentioned side wall inner surfaces of engagement said vesse, when the above-mentioned first and second shaping sectors were positioned at above-mentioned expanding position, the mating surfaces of the above-mentioned first and second shaping sectors formed the mating surfaces of adjacency basically.
109. as the described shaping plug of claim 106, it is characterized in that, each sector in above-mentioned a plurality of first shaping sector has the mating surfaces of above-mentioned side wall inner surfaces of engagement said vesse, and above-mentioned mating surfaces high polish forms the surface finish of 0.3 μ m.
110., have five first shaping sectors as the described shaping plug of claim 106.
111., have five second shaping sectors as the described shaping plug of claim 110.
112. a method that reshapes the seamless container body with whole diapire, this method may further comprise the steps:
The container body of using drawing of unitary piece of metal disk and pressing is provided, and the said vesse body has the sidewall that extends from the diapire of an end and with respect to the opening of an end of above-mentioned diapire, above-mentioned sidewall has initial cylindrical shape and initial diameter;
The said vesse body is enclosed within on the shaping plug, and this plug has a plurality of shaping sectors that can radially outward move on to expanding position from punctured position, and each above-mentioned shaping sector comprises the mating surfaces of the above-mentioned side wall inner surfaces that meshes said vesse;
Between the above-mentioned inside face of above-mentioned mating surfaces and above-mentioned sidewall, provide lubricated; And
Make above-mentioned shaping sector move on to above-mentioned expanding position, drive the part of the engagement of above-mentioned mating surfaces and above-mentioned inside surface of side wall and the above-mentioned sidewall that radially outward expands, make it exceed above-mentioned initial diameter from above-mentioned punctured position.
113. as the described method of claim 112, it is characterized in that, the above-mentioned step that lubricating oil is provided comprises the friction coefficient between the above-mentioned inside face of regulating above-mentioned mating surfaces and above-mentioned sidewall, thereby when radially outward expanding the above-mentioned part of above-mentioned sidewall, the fan-shaped part of the above-mentioned sidewall that leans against on the above-mentioned mating surfaces can be stretched.
114., comprise above-mentioned friction coefficient is adjusted to less than 0.1 as the described method of claim 113.
115., comprise above-mentioned friction coefficient is adjusted to about 0.02～0.075 as the described method of claim 113.
116., it is characterized in that above-mentioned friction coefficient is about 0.05 as the described method of claim 113.
117., it is characterized in that said vesse is included in the protective coat on the above-mentioned inside face as the described method of claim 112, the above-mentioned step that lubricant is provided comprises exterior lubricant is sprayed on the above-mentioned protective coat.
118., it is characterized in that the above-mentioned step that lubricant is provided is included on the above-mentioned inside face of above-mentioned sidewall the protective coat with internal lubricant composition is provided as the described method of claim 112.
119., it is characterized in that above-mentioned internal lubricant composition is a carnauba wax as the described method of claim 118.
120. as the described method of claim 112, the above-mentioned part that comprises the above-mentioned sidewall that radially outward expands is to the diameter greater than above-mentioned initial diameter about 5%.
121. as the described method of claim 113, the above-mentioned part that comprises the above-mentioned sidewall that radially outward expands is to the diameter greater than above-mentioned initial diameter about 4%.
122. a method that reshapes the seamless container body with whole diapire may further comprise the steps:
Container body with the pressing of unitary piece of metal disk drawing is provided, and the said vesse body has from the sidewall of the diapire extension of an end with facing to the opening on the end of above-mentioned diapire, and above-mentioned sidewall has initial cylindrical shape and initial diameter;
The said vesse body is enclosed within on the shaping plug, and this plug has a plurality of shaping sectors that can radially outward move on to expanding position from punctured position, and each above-mentioned shaping sector comprises the mating surfaces of the above-mentioned side wall inner surfaces that meshes said vesse;
Make above-mentioned shaping sector move on to above-mentioned expanding position, drive the above-mentioned inside face engagement of above-mentioned mating surfaces and above-mentioned sidewall, and the part of sidewall is radially outward expanded above above-mentioned initial diameter from above-mentioned punctured position; And
Between the above-mentioned inside face of above-mentioned mating surfaces and above-mentioned sidewall, provide lubricant, thereby change the friction coefficient between the above-mentioned inside face of above-mentioned mating surfaces and above-mentioned sidewall, make that the fan-shaped part that leans against the above-mentioned sidewall of above-mentioned mating surfaces also can be stretched when expanding the above-mentioned part of above-mentioned sidewall.
123., comprise above-mentioned friction coefficient is adjusted to less than 0.1 as the described method of claim 122.
124., comprise above-mentioned friction coefficient is adjusted to about 0.02～0.075 as the described method of claim 122.
125., it is characterized in that above-mentioned friction coefficient is about 0.05 as the described method of claim 122.
126., it is characterized in that the above-mentioned inside that the above-mentioned step that lubricating oil is provided is included in above-mentioned sidewall provides the protective coat with internal lubricant composition as the described method of claim 122.
127., it is characterized in that above-mentioned internal lubricant composition is a carnauba wax as the described method of claim 126.
128. the above-mentioned part that comprises the above-mentioned sidewall that radially outward expands as the described method of claim 122 is to the diameter greater than above-mentioned initial diameter about 5%.
129. as the described method of claim 122, the above-mentioned part that comprises the above-mentioned sidewall that radially outward expands is to the diameter greater than above-mentioned initial diameter about 4%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96190613 CN1163582A (en) | 1995-06-07 | 1996-06-07 | Reshaped container and method and apparatus for reshaping container |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/482,884 | 1995-06-07 | ||
| US08/475,370 | 1995-06-07 | ||
| US08/473,506 | 1995-06-07 | ||
| CN 96190613 CN1163582A (en) | 1995-06-07 | 1996-06-07 | Reshaped container and method and apparatus for reshaping container |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1163582A true CN1163582A (en) | 1997-10-29 |
Family
ID=5128108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96190613 Pending CN1163582A (en) | 1995-06-07 | 1996-06-07 | Reshaped container and method and apparatus for reshaping container |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1163582A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103341513A (en) * | 2013-06-17 | 2013-10-09 | 中北大学 | Extrusion forming method for magnesium alloy housing type component ring ribs |
| CN103934345A (en) * | 2014-04-25 | 2014-07-23 | 中康韦尔(保定)环境科技有限公司 | Method for manufacturing detection equipment shell and universal detection equipment shell |
-
1996
- 1996-06-07 CN CN 96190613 patent/CN1163582A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103341513A (en) * | 2013-06-17 | 2013-10-09 | 中北大学 | Extrusion forming method for magnesium alloy housing type component ring ribs |
| CN103341513B (en) * | 2013-06-17 | 2016-10-05 | 中北大学 | A kind of extrusion forming method of magnesium alloy shell class part ring muscle |
| CN103934345A (en) * | 2014-04-25 | 2014-07-23 | 中康韦尔(保定)环境科技有限公司 | Method for manufacturing detection equipment shell and universal detection equipment shell |
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