CN103648672A - Apparatus and method for producing shear deformation - Google Patents
Apparatus and method for producing shear deformation Download PDFInfo
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- CN103648672A CN103648672A CN201280034278.XA CN201280034278A CN103648672A CN 103648672 A CN103648672 A CN 103648672A CN 201280034278 A CN201280034278 A CN 201280034278A CN 103648672 A CN103648672 A CN 103648672A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C23/00—Extruding metal; Impact extrusion
- B21C23/001—Extruding metal; Impact extrusion to improve the material properties, e.g. lateral extrusion
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C33/00—Feeding extrusion presses with metal to be extruded ; Loading the dummy block
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D7/00—Modifying the physical properties of iron or steel by deformation
- C21D7/02—Modifying the physical properties of iron or steel by deformation by cold working
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D7/00—Modifying the physical properties of iron or steel by deformation
- C21D7/02—Modifying the physical properties of iron or steel by deformation by cold working
- C21D7/04—Modifying the physical properties of iron or steel by deformation by cold working of the surface
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- Materials Engineering (AREA)
- Metallurgy (AREA)
- Crystallography & Structural Chemistry (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Straightening Metal Sheet-Like Bodies (AREA)
- Extrusion Of Metal (AREA)
- Jigs For Machine Tools (AREA)
Abstract
An apparatus for producing shear deformation in a work piece, the apparatus comprising: a processing channel through which the work piece passes, the processing channel including first and second channel sections which intersect at an angle to each other; a plurality of drive members configured to engage sides of the work piece to drive it through the processing channel so that the work piece passes from the first channel section to the second channel section to produce shear deformation in the work piece; and a drive surface disposed at an intersection of the first and second channel sections, the drive surface being configured to engage the work piece and advance it through the intersection, wherein opposing sides of the first channel section are defined by a pair of die faces relative to which the drive members are rotatably fixed, the separation of the die faces being variable in response to thickness variations of the work piece to maintain drive of the work piece through the processing channel.
Description
Invention field
The present invention relates to equipment and the method for material being processed by carrying out detrusion process.More properly but and nonexclusively, the present invention relates to produce detrusion in metal.
Background of invention
Can improve with serious plastic history the physical characteristic of material.Proposed for produce the machine of detrusion at workpiece, be debatable in business practice but revert to before always.Particularly, for continuous articles of sheet material, this process is difficult to maintain, thereby because this workpiece has the tendency of blocking in equipment, this process is stopped.
Example of the present invention is sought solve or at least improved for produce one or more shortcomings of the previous machine of detrusion at workpiece.
Summary of the invention
A kind of for produce the equipment of detrusion at workpiece according to the invention provides, this equipment comprises: a processing channel, and this workpiece is through this processing channel, and this processing channel comprises the first and second channel section that intersect each other with an angle; A plurality of drive member, the plurality of drive member is configured for a plurality of sides of this workpiece of joint to drive this workpiece through this processing channel, and makes this workpiece be delivered to this second channel section to produce detrusion this workpiece from this first passage section; An and drive surfaces, this drive surfaces is disposed in the intersection of this first and second channel section, this drive surfaces is configured for and engages this workpiece and make it to advance through this intersection, wherein a plurality of relative side of this first passage section is limited by a pair of die orifice face, these drive member are rotatably fixed with respect to these die orifice faces, the Gap response of these die orifice faces is variable in the varied in thickness of this workpiece, to maintain this artifact-driven through this processing channel.
According to the present invention, also provide a kind of for produce the equipment of detrusion at workpiece, this equipment comprises: a processing channel, and this workpiece is through this processing channel, and this processing channel comprises the first and second channel section that intersect each other with an angle; A plurality of drive member, the plurality of drive member is configured for a plurality of sides of this workpiece of joint to drive this workpiece through this processing channel, and makes this workpiece be delivered to this second channel section to produce detrusion this workpiece from this first passage section; An and drive surfaces, this drive surfaces is disposed in the intersection of this first and second channel section, this drive surfaces is configured for and engages this workpiece and make it to advance through this intersection, wherein a plurality of relative side of this first passage section is limited by a pair of die orifice face, these drive member are rotatably fixed with respect to these die orifice faces, the Gap response of these die orifice faces is variable in the varied in thickness of this workpiece, makes like this these drive member applied pressure on this workpiece be maintained at the level of a substantial constant.
Preferably, each die orifice face comprises a plurality of drive member, and these drive member are separated to support this material and to prevent rugosity by a guided plate separately.The outer surface of these driving elements can extend in this first passage driving to exert pressure on this workpiece.Preferably, each drive member is the form in roller, and the outer surface of this roller has formed a part for this die orifice face.
Preferably, these rollers of a respective mode actinal surface are disposed in a die orifice piece, and the outer surface of this die orifice piece has formed this die orifice face.The interval of these die orifice faces can be by moving a single die orifice piece to change with respect to another die orifice piece.This single die orifice piece can be supported on a plurality of axles slidably, these axles be perpendicular to that this first passage section arranges to allow the interval of these die orifice faces to change.
This die orifice piece may be subject to acting on the restriction of the effect of an elastic spring element on this die orifice piece along the movement of these axles, make like this pressure being applied on this workpiece by each die orifice face substantially keep constant.
Preferably, at least one in these axles has a head at its place, one end and this elastic spring element is a plurality of spring washers, and these spring washers are disposed between this at least one head and this die orifice piece.
This single die orifice piece can be movably under the effect of a hydraulic system.
In one embodiment, these drive member comprise a plurality of relative clamping elements.
Preferably, these clamping elements are arranged around a pair of endless drive.These clamping elements are engaging this workpiece when a straight part of each endless drive is advanced.Preferably, each endless drive is a chain.
Preferably, groove is with on a surface these clamping elements, that be arranged to engage this workpiece, these grooves are configured for a plurality of corresponding projection of receiving on a supporting member, make like this, when these clamping elements advance around the sweep of an endless drive, to be delivered to a corresponding supporting member with contacting from these clamping elements of this workpiece.
This supporting member can be the part that exterior face that fix and this supporting member can form this first passage section with respect to this equipment.Preferably, the interval of these clamping elements is variable under the effect of a hydraulic system.
Preferably, this equipment further comprises a plurality of drive member that are disposed in this second channel section, to pull this workpiece through this processing channel.Preferably, these drive member are configured to make, and a combination contact area that acts on these drive member on this workpiece in this first passage section is substantially equal to act on the combination contact area of these drive member on this workpiece in this second channel section.
This equipment may further include a roller of the intersection that is positioned at this first and second channel section, and this roller is to cross the opposite that this processing channel is disposed in this drive surfaces.Preferably, the radius of this roller is less than half of thickness of this workpiece, to avoid the detrusion of this workpiece to reduce.In fact, the outside that is positioned at this crossing formed turning of this drive surfaces and this roller are the places, inner side that is positioned at this turning.
Preferably, this equipment further comprises a lubricating system, and this lubricating system is configured at this workpiece and to this workpiece, applies lubricant through before this intersection.
Preferably, this drive surfaces is the outer surface of a roller.
According to the present invention, a kind of method for processing metal is also provided, the method comprises that pending workpiece of driving is through a processing channel, this processing channel has the first and second channel section that intersect and arrange with an angle each other, the intersecting area place experience detrusion of this workpiece between described the first and second channel section, wherein, this workpiece is to be driven through this first passage section by this workpiece and engaging of a plurality of drive member, the method comprises that interval that the varied in thickness in response to this workpiece changes these drive member is to maintain the driving to this workpiece.
Preferably, this workpiece driven angle that has turned over nearly 90 degree when through this intersection.Preferably, these drive member all engage this workpiece in this first and second channel section in the two, and the contact area of the joint in this first passage section is substantially equal to the contact area of the joint in this second channel section.
The method may further include following these steps: this workpiece leave this workpiece of twisting after this second channel leading edge, secure it on the trailing edge of this workpiece to form a continuous Mobius strip and to be sent back in this first passage.Preferably, make this Mobius strip pass this processing channel four times.
Brief Description Of Drawings
Referring to accompanying drawing, only the mode by limiting examples further describes the present invention, in the accompanying drawings:
Fig. 1 produces a schematic cross-section of the equipment of detrusion for the workpiece in one embodiment of the present of invention;
Fig. 2 is a feature cross sectional view of the equipment of Fig. 1;
Fig. 3 is another feature cross sectional view of the equipment of Fig. 1, and this cross section is along a different planar interception;
Fig. 4 is for produce the close-up schematic view of another equipment of detrusion at workpiece;
Fig. 5 is for produce the perspective view of another equipment of detrusion at workpiece;
Fig. 6 is the close-up side view of the equipment of Fig. 5;
Fig. 7 is the close-up illustration of the equipment of Fig. 5;
Fig. 8 is the close-up perspective view of the equipment of Fig. 5; And
Fig. 9 is another close-up perspective view of the equipment of Fig. 5, wherein for clarity one of these supporting members is removed.
Describe in detail
With reference to Fig. 1, wherein show for produce an equipment 10 of detrusion at workpiece.This equipment 10 comprises a processing channel 12, and this workpiece is through this processing channel.This processing channel 12 comprises first passage section 14 and second channel section 16, and these two channel section have respectively substantially equal cross section and intersect each other with an angle.Show the angle that this first and second channel section 14,16 is 90 degrees to each other, but will be appreciated that, this first and second channel section 14,16 can arrange by other angles, and this angle is preferably in the scope of 90 to 135 degree.
A plurality of sides that provide a plurality of drive member 18 in relative driven roller form and the plurality of drive member to be configured for to engage this workpiece to be to drive this workpiece through this processing channel 12, and make this workpiece be delivered to this second channel section 16 to produce detrusion this workpiece from this first passage section 14.
This equipment 10 also comprises a drive surfaces 20 of the outer surface form in driven roller, this drive surfaces be disposed in this first and second channel section 14,16 intersection, be positioned at the outside that this intersects formed turning.This drive surfaces 20 is configured for and engages this workpiece and this workpiece is advanced through this intersection.A removable wear tip 31 can be arranged in this driven roller 20 opposite, be positioned at the inner side that this intersects formed turning.This wear tip can be formed by tungsten carbide.
As shown in Figure 2, the opposite flank of this first passage section 14 is limited by a pair of die orifice face 22a, 22b, and these driven rollers 18 are rotatably fixed with respect to these die orifice faces.The Gap response of these die orifice faces 22a, 22b is variable in the varied in thickness of this workpiece, to maintain this artifact-driven through this processing channel.The variation at the interval of these die orifice faces 22a, 22b allows these driven rollers 18 to be applied to the level that pressure on this workpiece is maintained at a substantial constant.
Do not consider before, for the gauge (gauge) of the material of workpiece, change this process is had to any substantial impact.Compare with the power that produces detrusion and need and consider the amount of these varied in thickness, before such problem, be considered to perverse, because the material typically using in the variation of material thickness generally less (in the grade of 1/10th millimeters) and detrusion method has elasticity, allow these materials to stand the contact increasing.Surprisingly, have been found that change or even the variation in manufacturer's tolerance of thickness of workpiece, can cause the driving of this workpiece interrupt and this process is stopped.
The applicant has been found that, by the equipment that provides a kind of slight variation that can consider material thickness and provide constant driving pressure on workpiece, can maintain the accidental interruption that drives and can reduce this process to this workpiece, allow thus to realize a more continuous process.
In existing equipment, this first passage 16 or these die orifice faces 22a, 22b or drive unit 18(typically comprise a plurality of rollers or a belt) between the height in space be the nominal thickness of the gauge of the material that equals to send into.In fact, the thickness of workpiece will change a little amount and therefore when this workpiece is admitted to while having the roller of fixed air gap through these, and these rollers will apply still less this workpiece respectively or more pressure when this thickness reduces and increases.When the thicker section of workpiece passes these rollers, may there is plastic deformation in this material, and then before this material experience shear history, this materials processing is hardened.This not only can affect the result of this process, also can push this material and cause this device damage.When thinner material enters these rollers, these rollers may be lost tractive force and affect these rollers and drive this workpiece through the ability of this machine, thereby cause this process to stop.
In an example, each die orifice face 22a, 22b comprise a plurality of driven rollers 18, and these driven rollers are separated by a guiding surface 24 separately, and this guiding surface supports this material and prevents rugosity.This surface 24 can be in plate form.The outer surface of these driven rollers 18 extends in this first passage section 14 to form a part for this die orifice face and to thereby this workpiece exerted pressure and engaged this workpiece and drive this workpiece through this processing channel 12.Because this driven roller extends into this first passage section, so compression stress will be applied on this workpiece.The level of the compression stress in this workpiece, by occurring under the level of plastic deformation, makes this workpiece not be extruded when through this processing channel 12 like this.
These driven rollers 18 of respective mode actinal surface 22a, a 22b are disposed in respective mode buccal mass 26a, a 26b.The outer surface of each die orifice piece 26a, 26b combine this rugosity surperficial 24 and make this outer surface form this die orifice face 22a, 22b.
By these driven rollers 18 and this guiding surface 24 are attached in a die orifice piece, can change by mobile this one or two die orifice piece the interval of these die orifice faces 22a, 22b.For the sake of simplicity, in equipment 10, a single die orifice piece only, this internal mold buccal mass 26b moves with respect to another die orifice piece 26a, the pressure that allows thus these driven rollers 18 to be applied on this workpiece can remain constant substantially, to maintain this artifact-driven through this processing channel.
This internal mold buccal mass 26b is supported on a plurality of axle (not shown) slidably, and these axles are received through a plurality of holes 28.Although Fig. 1 only shows bottom hole 28, be to provide upper and lower hole 28 the two.Fig. 3 has shown the configuration of a top hole 28.Can make the relative to each other staggered or alignment of upper and lower hole.These axles are perpendicular to these first passage section 14 layouts, to allow the interval of die orifice face 22a, 22b relative to each other to change the relation that remains parallel generally simultaneously.These axles extend and pass this first passage section 14 at an At The Height between these die orifice pieces 26a, 26b, and this is highly in use top and/or the below that is located at this workpiece.
To be appreciated that, these axles can be fixed with respect to this equipment in addition, make like this these axles not impinge upon on this first passage section 14.In this respect, this internal mold buccal mass 26b can be suspended in equipment 10 with respect to this fixing die orifice piece 26a of these first passage section 14 outsides.
This internal mold buccal mass 26b is subject to acting on the restriction of the effect of an elastic spring element (not shown) on die orifice piece 26b along the movement of this axle, make like this pressure being applied on this workpiece by each die orifice face substantially keep constant.In this respect, this axle has a head at its place, one end.The head of this axle is configured to need to be received in the aperture that in hole 28 one has correspondingly-shaped.This elastic spring element is a plurality of spring washers, and these spring washers are disposed between this head and this die orifice piece.
The movement of this internal mold buccal mass 26b has been described about a spring-loaded system.To be appreciated that, the movement of this single die orifice piece 26b can be undertaken by other devices similarly, for example, under the effect of hydraulic system.
This equipment 10 further comprises a plurality of drive member 18 that are disposed in this second channel section 16, to pull this workpiece through this processing channel 12.In an illustrated embodiment, these drive member are also in roll form.These drive member 18 are configured to make, and a combination contact area that acts on these drive member 18 on workpiece in this first passage section 14 is substantially equal to act on the combination contact area of these drive member 18 on this workpiece in this second channel section 16.In this second channel section, work to pull these section member 18 of this workpiece to apply a controlled pressure to this workpiece, the controlled pressure applying with these drive member that work in first passage section thus combines to control the ratio of the entrance side of this equipment and the power of outlet side and therefore, to this workpiece, has applied a controlled stretch power.
Fig. 4 has shown a roller 30, and this roller is provided for the intersection that auxiliary work-piece moves through this first and second channel section 14,16.This roller 30 is to cross this second channel section 16 to be disposed in the opposite of driven roller 20 and to be therefore positioned at the inner side that this intersects formed turning.The radius of this roller 30 is less than the gauge of this workpiece or half of thickness.To be appreciated that, if the radius of this roller 30 is too large, the amount of the detrusion that this workpiece carries out will reduce.If the radius of this roller is too little, it will be difficult to manufacture and very easily break.After this roller 30, can provide a space 32 for introducing lubrication to this workpiece.In such arrangement, roller 30 will and tow to this lubricant on workpiece around its surface towing lubricant.
In the embodiment shown in Fig. 1 to 4, these drive member are shown as driven roller 18.To be appreciated that, these driven rollers 18 can with other drive units for example belt replace.
Fig. 5 has shown an alternative embodiment of the invention.In this embodiment, equipment 110 comprises a plurality of clamping elements 118, these clamping elements have smooth generally surface for contacting this workpiece and arranging around a pair of endless drive 130a, 130b, and these endless drive are the form in chain separately.Each chain 130a, 130b advance around a pair of relative sprocket wheel 132.Each sprocket wheel 132 is arranged to make, a plurality of clamping elements 118 that are coupled on a corresponding chain are in relative relation with these clamping elements that are coupled on another chain, make like this to define a first passage section 114 between these clamping elements 118.These clamping elements 118 are engaging workpiece 111 to drive this workpiece 111 through this equipment 110 when a straight part of each chain 130a, 130b is advanced.
This first and second channel section 114,116 has substantially equal cross section and each other with the angle of intersection of 90 degree, but will be appreciated that, this first and second channel section 14,16 can arrange by other angles, and this angle is preferably in the scope of 90 to 135 degree.This second channel section 116 extends between the outer surface of a driven roller 120 and a die orifice member 134.When workpiece 111 passes this equipment 110 from this first passage section 114 to this second channel section 116, this workpiece will contact this driven roller 120, and this driven roller has engaged workpiece 111 and made it to advance through this intersection.Although this second channel section 116 is shown as, have crooked profile, will be appreciated that, this first and second channel section will stand to have striden across the detrusion of 90 degree with angle of intersection and this workpiece of 90 degree.
Contiguous this driven roller 120 has been arranged a plurality of idler sheaves 136, and these idler sheaves are rotatably fixing with respect to this driven roller 120.Spacing between this driven roller 120 and these idler sheaves is to make, when this workpiece 111 is during through this second channel section 116, this workpiece is compressed and make this workpiece be pulled through this second channel section 116 between these idler sheaves and this driven roller 120.As discussed about the first embodiment, when workpiece is pulled through this equipment, a controlled tensile force is applied on this workpiece.
As shown in Figure 8, groove is with on surfaces these clamping elements 118, that be arranged to engage this workpiece 111.These grooves 140 are configured for a plurality of corresponding projection 142 of receiving on a supporting member 144, make like this, when these clamping elements 118 advance around the sweep of chain 130a, 130b, in this first passage section 114, to be delivered to a corresponding die orifice face with contacting from these clamping elements 118 of this workpiece 111.
Fig. 9 has shown the equipment 110 that its upper support piece 140 has been removed.Can find out, these projections 142 are configured for these grooves 140 carries out close-fitting joint.These supporting members 144 are fixed on the part that this equipment 110 exterior face interior and this supporting member 144 has formed this first passage section 114 separately.
The interval of these clamping elements 118 and the therefore height of this first passage section 114 are variable under the effect of a hydraulic system that comprises two hydraulic rammers 150.Each pressure head acts on a coupling member 150, with by the pair of sprocket on top 132 and and then by chain 130a be connected to these clamping elements 118 on it pair of sprocket towards bottom and promote, control thus by these clamping elements and be applied to the contact on this workpiece 111.These hydraulic rammers 150 are configured for and on these sprocket wheels, apply relatively constant pressure, although and make to exist varied in thickness, still can on workpiece 111, apply relatively constant pressure.If the height of this first passage section 114 can not change,, when this thickness of workpiece changes, the pressure on it may lose joint by change and these clamping elements 118, thereby causes this process to stop.
At workpiece 111, through after this second channel section 116, this workpiece leaves this equipment 110 along a plurality of conveyers 138, at this workpiece of conveyer place, can is coiled or be processed by another process.
This equipment 110 can also comprise the roller (not shown) being positioned at by the place, inner side at the crossing formed turning of this first and second channel section 114,116.This roller is to cross the opposite that this second channel section 116 is disposed in this driven roller 120.And the radius of this roller is less than the gauge of this workpiece or half of thickness.To be appreciated that, if the radius of this roller is too large, the amount of the detrusion that this workpiece carries out will reduce.Can after this roller, provide a space for introducing lubrication to this workpiece.In such arrangement, roller will and be drawn to this lubricant on workpiece around its surface towing lubricant.
Embodiments of the invention can comprise for reducing the device of the friction in this equipment.In this respect, one of equipment 10,110 can comprise a lubricating system, and this lubricating system is configured at this workpiece and to this workpiece, applies lubricant through before the intersection of this first and second channel section.
Embodiments of the invention also relate to a kind of method for processing metal.The method comprises and drives a pending workpiece through a processing channel, and this processing channel has each other the first and second channel section with an angle of intersection and layout.The intersecting area place of this workpiece between described first and second passage stands detrusion.By by this workpiece and a plurality of drive member engage drive this workpiece through this first passage section.The method comprises that the varied in thickness in response to this workpiece changes the interval of these drive member, to maintain the driving to this workpiece.Advantageously, can contain the varied in thickness of this workpiece and aspect the driving uniformity of this workpiece and the continuity of this process, not give way.
This workpiece is the driven angle that has turned over nearly 90 degree when through this intersection.These drive member all engage this workpiece and are configured to make in the two in this first and second channel section, and the contact area of the joint in this first passage section is substantially equal to the contact area of the joint in this second channel section.
Because this workpiece stands detrusion in one direction, so described method does not provide uniform material behavior in this workpiece.Correspondingly, hope be, by carry out detrusion on a rightabout, this material is repeated to this process, to more uniform material behavior is provided in this workpiece.This can be by arranging two equipment that are one another in series to realize, yet will be appreciated that, the cost of such arrangement may be too high.
In one embodiment, the method comprises the following steps: in this workpiece leaves the leading edge of this workpiece of twisting after this second channel and is sent back to this first passage to form a continuous Mobius strip.After twisting, the leading edge of this workpiece can be welded on the trailing edge of this workpiece and this workpiece is drawn in equipment so that again processed.
Have been found that its material behavior continues to increase if a workpiece is repeatedly processed, but be the amount of successively decreasing.Having been found that workpiece of processing four times, that is, in each direction twice, is good compromise for increasing characteristic and process time.Correspondingly, the method can comprise the following steps: make this Mobius strip pass this processing channel four times.
These embodiment only describe with way of example, and in the scope disclosing in disclosed the present invention, many modifications are possible.
Claims (28)
1. for produce an equipment for detrusion at workpiece, this equipment comprises:
A processing channel, this workpiece is through this processing channel, and this processing channel comprises the first and second channel section that intersect each other with an angle;
A plurality of drive member, the plurality of drive member is configured for a plurality of sides of this workpiece of joint to drive this workpiece through this processing channel, and makes this workpiece be delivered to this second channel section to produce detrusion this workpiece from this first passage section; And
A drive surfaces, this drive surfaces is disposed in the intersection of this first and second channel section, and this drive surfaces is configured for and engages this workpiece and make it to advance through this intersection,
Wherein a plurality of relative side of this first passage section is limited by a pair of die orifice face, these drive member are rotatably fixed with respect to these die orifice faces, the Gap response of these die orifice faces is variable in the varied in thickness of this workpiece, to maintain this artifact-driven through this processing channel.
2. for produce an equipment for detrusion at workpiece, this equipment comprises:
A processing channel, this workpiece is through this processing channel, and this processing channel comprises the first and second channel section that intersect each other with an angle;
A plurality of drive member, the plurality of drive member is configured for a plurality of sides of this workpiece of joint to drive this workpiece through this processing channel, and makes this workpiece be delivered to this second channel section to produce detrusion this workpiece from this first passage section; And
A drive surfaces, this drive surfaces is disposed in the intersection of this first and second channel section, and this drive surfaces is configured for and engages this workpiece and make it to advance through this intersection,
Wherein a plurality of relative side of this first passage section is limited by a pair of die orifice face, these drive member are rotatably fixed with respect to these die orifice faces, the Gap response of these die orifice faces is variable in the varied in thickness of this workpiece, makes like this these drive member applied pressure on this workpiece be maintained at the level of a substantial constant.
3. according to claim 1 or equipment claimed in claim 2, wherein, each die orifice face comprises a plurality of drive member, and these drive member are separated by a guided plate separately.
4. according to equipment in any one of the preceding claims wherein, wherein, an outer surface of these drive member extends in this first passage section to exert pressure on this workpiece.
5. according to equipment in any one of the preceding claims wherein, wherein, each drive member is the form in roller, and the outer surface of this roller has formed a part for this die orifice face.
6. equipment according to claim 5, wherein, these rollers of a respective mode actinal surface are disposed in a die orifice piece, and the outer surface of this die orifice piece has formed this die orifice face.
7. equipment according to claim 6, wherein, the interval of these die orifice faces is by a single die orifice piece is moved and changed with respect to another die orifice piece.
8. according to equipment claimed in claim 7, wherein, this single die orifice piece is supported on a plurality of axles slidably, these axles be perpendicular to that this first passage section arranges to allow the interval of these die orifice faces to change.
9. equipment according to claim 8, wherein, this die orifice piece is subject to acting on the restriction of the effect of an elastic spring element on this die orifice piece along the movement of these axles, make like this pressure being applied on this workpiece by each die orifice face substantially keep constant.
10. equipment according to claim 9, wherein, at least one in these axles has a head at its place, one end and this elastic spring element is a plurality of spring washers, and these spring washers are disposed between this at least one head and this die orifice piece.
11. equipment according to claim 7, wherein, this single die orifice piece is movably under the effect of a hydraulic system.
12. according to claim 1 or equipment claimed in claim 2, and wherein, these drive member comprise a plurality of relative clamping elements.
13. equipment according to claim 12, wherein, these clamping elements arrange around a pair of endless drive, these clamping elements are engaging this workpiece when a straight part of each endless drive is advanced.
14. equipment according to claim 13, wherein, each endless drive is a chain.
15. according to claim 12 to the equipment described in any one in 14, wherein, groove is with on a surface these clamping elements, that be arranged to engage this workpiece, these grooves are configured for a plurality of corresponding projection of receiving on a supporting member, make like this, when these clamping elements advance around the sweep of an endless drive, to be delivered to a corresponding supporting member with contacting from these clamping elements of this workpiece.
16. equipment according to claim 15, wherein, this supporting member is the part that exterior face that fix and this supporting member has formed this first passage section with respect to this equipment.
17. according to claim 11 to the equipment described in any one in 16, and wherein, the interval of these clamping elements is variable under the effect of a hydraulic system.
18. according to equipment in any one of the preceding claims wherein, further comprises a plurality of drive member that are disposed in this second channel section, to pull this workpiece through this processing channel.
19. equipment according to claim 18, wherein, these drive member are configured to make, and a combination contact area that acts on these drive member on this workpiece in this first passage section is substantially equal to act on the combination contact area of these drive member on this workpiece in this second channel section.
20. according to equipment in any one of the preceding claims wherein, and wherein, this equipment further comprises a roller of the corner of the intersection that is positioned at this first and second channel section, and this roller is to cross the opposite that this processing channel is disposed in this drive surfaces.
21. equipment according to claim 20, wherein, the radius of this roller is less than half of thickness of this workpiece.
22. according to equipment in any one of the preceding claims wherein, and wherein, this equipment further comprises a lubricating system, and this lubricating system is configured at this workpiece and to this workpiece, applies lubricant through before this intersection.
23. according to equipment in any one of the preceding claims wherein, and wherein, this drive surfaces is the outer surface of a roller.
24. 1 kinds of methods for processing metal, comprise and drive a pending workpiece through a processing channel, this processing channel has the first and second channel section that intersect and arrange with an angle each other, the intersecting area place experience detrusion of this workpiece between described the first and second channel section, wherein, this workpiece is driven through this first passage section by this workpiece and engaging of a plurality of drive member, and the method comprises that interval that the varied in thickness in response to this workpiece changes these drive member is to maintain the driving to this workpiece.
25. methods according to claim 24, wherein, this workpiece is the driven angle that has turned over nearly 90 degree when through this intersection.
26. according to the method described in claim 24 or claim 25, wherein, these drive member all engage this workpiece in this first and second channel section in the two, and the contact area of the joint in this first passage section is substantially equal to the contact area of the joint in this second channel section.
27. according to the method described in any one in claim 24 to 26, further comprises following these steps: this workpiece leave this workpiece of twisting after this second channel leading edge, secure it on the trailing edge of this workpiece to form a continuous Mobius strip and to be sent back in this first passage.
28. methods according to claim 27, wherein, make this Mobius strip pass this processing channel four times.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU2011902763 | 2011-07-11 | ||
| AU2011902763A AU2011902763A0 (en) | 2011-07-11 | Apparatus and method for producing shear deformation | |
| PCT/AU2012/000833 WO2013006910A1 (en) | 2011-07-11 | 2012-07-11 | Apparatus and method for producing shear deformation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103648672A true CN103648672A (en) | 2014-03-19 |
Family
ID=47505421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201280034278.XA Pending CN103648672A (en) | 2011-07-11 | 2012-07-11 | Apparatus and method for producing shear deformation |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US20140137621A1 (en) |
| EP (1) | EP2731737A4 (en) |
| JP (1) | JP2014520673A (en) |
| KR (1) | KR20140066694A (en) |
| CN (1) | CN103648672A (en) |
| AU (1) | AU2012283755A1 (en) |
| BR (1) | BR112014000529A2 (en) |
| CA (1) | CA2841333A1 (en) |
| RU (1) | RU2014101249A (en) |
| WO (1) | WO2013006910A1 (en) |
| ZA (1) | ZA201400494B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102013012583A1 (en) | 2013-07-30 | 2015-02-05 | Daimler Ag | Method for producing an energy absorption element and energy absorption element |
| FR3039084B1 (en) * | 2015-07-24 | 2017-08-11 | Univ De Lorraine | PROCESS FOR FORMING ULTRAFIN-GRAIN METALLIC FLAT OBJECT |
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| US5400633A (en) * | 1993-09-03 | 1995-03-28 | The Texas A&M University System | Apparatus and method for deformation processing of metals, ceramics, plastics and other materials |
| US6401638B1 (en) * | 1995-12-29 | 2002-06-11 | Case Corporation | Seed planter apparatus and method |
| CN1758966A (en) * | 2003-03-10 | 2006-04-12 | 中村克昭 | Method for processing metal body and apparatus for processing metal body |
| US20060112750A1 (en) * | 2004-11-29 | 2006-06-01 | Korea Institute Of Science And Technology | Continuous shear-deformation apparatus for controlling thickness uniformity of a metal sheet |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3922898A (en) * | 1974-03-29 | 1975-12-02 | Wanskuck Co | Extrusion process |
| FI103262B1 (en) * | 1996-03-01 | 1999-05-31 | Outokumpu Copper Products Oy | Ways of conducting continuous extrusion of metallic material |
| KR100343536B1 (en) * | 2000-05-06 | 2002-07-20 | 한국과학기술연구원 | Continuous shear deformation device |
| AUPR788801A0 (en) * | 2001-09-24 | 2001-10-18 | Monash University | Improved equal channel angular processing |
| US6895795B1 (en) * | 2002-06-26 | 2005-05-24 | General Dynamics Ots (Garland), L.P. | Continuous severe plastic deformation process for metallic materials |
| GB2409997B (en) * | 2004-01-06 | 2007-09-19 | Yan Huang | Microstructure refinement by continuous frictional extrusion |
-
2012
- 2012-07-11 EP EP12810616.8A patent/EP2731737A4/en not_active Withdrawn
- 2012-07-11 AU AU2012283755A patent/AU2012283755A1/en not_active Abandoned
- 2012-07-11 US US14/131,782 patent/US20140137621A1/en not_active Abandoned
- 2012-07-11 BR BR112014000529A patent/BR112014000529A2/en not_active IP Right Cessation
- 2012-07-11 WO PCT/AU2012/000833 patent/WO2013006910A1/en active Application Filing
- 2012-07-11 RU RU2014101249/02A patent/RU2014101249A/en not_active Application Discontinuation
- 2012-07-11 KR KR1020147003192A patent/KR20140066694A/en not_active Application Discontinuation
- 2012-07-11 CN CN201280034278.XA patent/CN103648672A/en active Pending
- 2012-07-11 JP JP2014519347A patent/JP2014520673A/en active Pending
- 2012-07-11 CA CA2841333A patent/CA2841333A1/en not_active Abandoned
-
2014
- 2014-01-20 ZA ZA2014/00494A patent/ZA201400494B/en unknown
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5400633A (en) * | 1993-09-03 | 1995-03-28 | The Texas A&M University System | Apparatus and method for deformation processing of metals, ceramics, plastics and other materials |
| US6401638B1 (en) * | 1995-12-29 | 2002-06-11 | Case Corporation | Seed planter apparatus and method |
| CN1758966A (en) * | 2003-03-10 | 2006-04-12 | 中村克昭 | Method for processing metal body and apparatus for processing metal body |
| US20060112750A1 (en) * | 2004-11-29 | 2006-06-01 | Korea Institute Of Science And Technology | Continuous shear-deformation apparatus for controlling thickness uniformity of a metal sheet |
Also Published As
| Publication number | Publication date |
|---|---|
| CA2841333A1 (en) | 2013-01-17 |
| EP2731737A4 (en) | 2015-06-24 |
| BR112014000529A2 (en) | 2017-02-21 |
| RU2014101249A (en) | 2015-08-20 |
| US20140137621A1 (en) | 2014-05-22 |
| ZA201400494B (en) | 2015-10-28 |
| EP2731737A1 (en) | 2014-05-21 |
| WO2013006910A1 (en) | 2013-01-17 |
| KR20140066694A (en) | 2014-06-02 |
| AU2012283755A1 (en) | 2014-01-23 |
| JP2014520673A (en) | 2014-08-25 |
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Application publication date: 20140319 |