CN107695121A - Extrusion apparatus and extrusion method for manufacturing variable curvature extrusions - Google Patents
Extrusion apparatus and extrusion method for manufacturing variable curvature extrusions Download PDFInfo
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- CN107695121A CN107695121A CN201611003122.1A CN201611003122A CN107695121A CN 107695121 A CN107695121 A CN 107695121A CN 201611003122 A CN201611003122 A CN 201611003122A CN 107695121 A CN107695121 A CN 107695121A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 44
- 238000001125 extrusion Methods 0.000 title abstract description 12
- 238000006073 displacement reaction Methods 0.000 claims abstract description 23
- 238000005452 bending Methods 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 11
- 235000003140 Panax quinquefolius Nutrition 0.000 claims description 7
- 240000005373 Panax quinquefolius Species 0.000 claims description 7
- 238000004080 punching Methods 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 208000002925 dental caries Diseases 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 208000032765 Device extrusion Diseases 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000012407 engineering method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000013000 roll bending Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Classifications
-
- 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
- B21C25/00—Profiling tools for metal extruding
- B21C25/02—Dies
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Of Metal (AREA)
Abstract
The invention discloses an extrusion device for manufacturing an extrusion piece with variable curvature, which comprises: a spindle containing barrel for containing a spindle; an extrusion plunger for extending into the ingot containing barrel and extruding the extruded ingot along a first axial direction; a fixed mould, which comprises an opening, wherein the opening is communicated with the ingot containing barrel; and a double-acting mold, including a through hole and a first module, the through hole communicates the opening, when an outlet mold cavity is defined between the first module and the through hole, and the first module moves to a first displacement outside the outlet mold cavity along the first axial direction, the extrusion plunger makes the extruded ingot flow out from the outlet mold cavity to form a first extruded piece, and a first friction force is provided between the first extruded piece and the part of the first module protruding out of the outlet mold cavity, thereby the first extruded piece is bent towards a first curve direction.
Description
Technical field
The present invention is related to a kind of crowded type device and crowded type method, and type is squeezed to manufacture variable curvature especially with regard to one kind
The crowded type device of part and crowded type method, one can be made to squeeze type part and bent towards a direction of a curve.
Background technology
Crowded type refers to material being molded by fashion of extrusion, its principle be by squeeze wood/squeeze ingot by appropriate heating and add
Pressure, constant speed squeezes into mould required shape, size and the product of physical property is made, therefore is adapted to easily moulding metal and plastics
The processing of finished product.The type of squeezing and human lives are closely bound up, are all largely made from tableware, electronic product to auto industry and building etc.
With.
However, bar, section bar, tubing ... etc. that typically crowded type device is produced, can only be squeezed according to crowded type direction as straight line
Pressure, when in order to meet the circular arc type extrusion section bar of different purposes in each industrial circle, then the engineering methods such as punching press, bending two must be passed through
Secondary shaping.For example, when manufacturing the extrudate of bending during the type of squeezing, single type is bent conventionally by roll bending or bending
Material, and used extrusion speed when production efficiency when manufacturing is dependent on extruding, but the extruding pressure needed for extrusion speed increase
Power is relative to be improved, while is limited to squeeze type device extrusion ability.
The content of the invention
In view of this, therefore, just offer in need is a kind of squeezes the crowded type device of type part and crowded type to manufacture variable curvature
Method, it is foregoing to solve the problems, such as.
It is a kind of to manufacture the crowded type device that variable curvature squeezes type part it is a primary object of the present invention to provide, one can be made to squeeze
Type part is bent towards a direction of a curve.
It is provided by the invention a kind of manufacturing the crowded type device that variable curvature squeezes type part, including：
One contains ingot bucket, and ingot is squeezed to accommodating one；
One extruding plunger, to stretch into the Sheng ingot bucket, and axially squeezes ingot to this along one first and extrudes；One fixed mould,
Including an opening, the open communication Sheng ingot bucket；And
One double-lift mould, the fixed mould is connected to, and connects this including a perforation and one first module, the perforation and open
Mouthful, first module is located in the perforation, and first module selectively moves linearly or do not moved with respect to the fixed mould
It is dynamic, wherein：
When definition has an outlet die cavity between first module and the perforation, and first module first moves axially to this along this
One first displacement outside die cavity is exported, then the extruding plunger makes the crowded ingot form one first from outlet die cavity outflow and squeeze type
Part, the first crowded type part and first module have one first frictional force between protruding from the part outside the outlet die cavity, whereby
The first crowded type part is set to be bent towards one first direction of a curve, first direction of a curve refers to the positive direction bending around one second axial direction
Direction, and this second axial direction positive direction perpendicular to this first axially.
The double-lift mould further includes：
One second module, also in the perforation, and second module with respect to the fixed mould and selectivity move linearly or
Do not move, wherein：
When definition has an outlet die cavity between first module and the second module and the perforation, and second module is along the first axle
During to the second displacement being moved to outside the outlet die cavity, then the extruding plunger makes the crowded ingot be formed from outlet die cavity outflow
One second crowded type part, the second crowded type part and second module have one second to rub between protruding from the part outside the outlet die cavity
Power is wiped, the second crowded type part is bent towards one second direction of a curve whereby, second direction of a curve refers to around second axial direction
The direction of negative direction bending.
The double-lift mould further includes：
3rd module and the 4th module, also in the perforation, and the 3rd and the 4th module is selected with respect to the fixed mould
Selecting property moves linearly or not moved, wherein：
When first module to definition between the 4th module and the perforation has an outlet die cavity, and the 3rd module is along the first axle
During to the triple motion being moved to outside the outlet die cavity, then the extruding plunger makes the crowded ingot be flowed out from the outlet die cavity, and shape
Cheng Yi tri- squeezes type part, and the 3rd crowded type part and the 3rd module have one the 3rd between protruding from the part outside the outlet die cavity
Frictional force, make the 3rd to squeeze type part whereby and bent towards one the 3rd direction of a curve, the 3rd direction of a curve refers to around one the 3rd axially
Positive direction bending direction, and the 3rd axial direction positive direction perpendicular to this first axially and this second axially；And
When first module to definition between the 4th module and the perforation has an outlet die cavity, and the 4th module is along the first axle
To during four displacement being moved to outside the outlet die cavity, then the extruding plunger makes the crowded ingot be flowed out from the outlet die cavity, and shape
Cheng Yi tetra- squeezes type part, and the 4th crowded type part and the 4th module have one the 4th between protruding from the part outside the outlet die cavity
Frictional force, make the 4th to squeeze type part whereby and bent towards one the 4th direction of a curve, the 4th direction of a curve refers to around the 3rd axially
Negative direction bending direction.
When first module to definition between the 4th module and the perforation has an outlet die cavity, and this first and the 3rd module
When being respectively moved to the first displacement and the triple motion outside the outlet die cavity along first axial direction, then the extruding plunger makes this squeeze ingot
From the outlet die cavity outflow, and form one the 5th and squeeze type part, the 5th squeezes type part protrudes from first module and the 3rd module
There is first frictional force and the 3rd frictional force respectively between part outside the outlet die cavity, make the 5th to squeeze type part towards one whereby
5th direction of a curve is bent, and the 5th direction of a curve refers to that this is predetermined axially around the direction of a positive direction bending for making a reservation for axial direction
Between the positive direction of second axial direction and the positive direction of the 3rd axial direction.
First module to the 4th module is square or circular arc section.
First module is arranged to the 4th module with circular symmetric.
When first displacement is bigger, then the first crowded type part is bent bigger towards first direction of a curve.
The double-lift mould further includes：
At least one promotes voussoir, to control first module first to be moved axially back and forth along this.
It is above-mentioned to manufacture the crowded type device that variable curvature squeezes type part, further include：
One punching axle, stretch into the outlet die cavity.
The present invention also provides a kind of to manufacture the crowded type method that variable curvature squeezes type part, comprises the following steps：
Axially ingot is squeezed along one first to this to extrude；And
When definition has an outlet die cavity between the first module of a double-lift mould and a perforation of the double-lift mould, and this
One module first moves axially to one first displacement outside the outlet die cavity along this, then make this squeeze ingot from outlet die cavity outflow and
Form one first and squeeze type part, this first squeezes type part and first module protrudes between the part outside the outlet die cavity and has one the
One frictional force, the first crowded type part is set to be bent towards one first direction of a curve whereby, first direction of a curve refers to around one second axle
To positive direction bend direction, and this second axial direction positive direction perpendicular to this first axially.
The crowded type device tool that type part is squeezed to manufacture variable curvature of the present invention has the advantage that：First, breakthrough mould
Developed with processing procedure, change the crowded type of tradition and bend the natural mode that processing procedure need to be bent by complex external mechanism online.2nd, it is high
During the bending forming of adiabator plastic zone, stress-retained caused by mechanical bend and elastic recoil metaboly can be avoided.3rd, it is fixed
The mechanism summary of formula mould and double-lift mould, save die manufacturing cost.4th, reduce entirely crowded type equipment and time into
This, lifting industrial benefit is with making a profit.
Brief description of the drawings
Fig. 1 is illustrating to manufacture the section for the crowded type device that variable curvature squeezes type part for the first embodiment of the present invention
Figure；
Fig. 2 is illustrating to manufacture the part isometric for the crowded type device that variable curvature squeezes type part for the first embodiment of the present invention
Figure；
Fig. 3 be the first embodiment of the present invention to manufacture the diagrammatic cross-section that variable curvature squeezes the crowded type device of type part, its
Display first is squeezed type part and bent towards one first direction of a curve；
Fig. 4 be the first embodiment of the present invention to manufacture the diagrammatic cross-section that variable curvature squeezes the crowded type device of type part, its
Display second is squeezed type part and bent towards one second direction of a curve；
Fig. 5 is the first embodiment of the present invention manufacturing the front-view schematic diagram that variable curvature squeezes the crowded type device of type part；
Fig. 6 is that the three-dimensional bar with square profile of the first embodiment of the present invention squeezes the schematic perspective view of type part；
Fig. 7 is another embodiment of the present invention manufacturing the front-view schematic diagram that variable curvature squeezes the crowded type device of type part；
Fig. 8 is that the three-dimensional bar with circular section of another embodiment of the present invention squeezes the schematic perspective view of type part；
Fig. 9 be the first embodiment of the present invention to manufacture the diagrammatic cross-section that variable curvature squeezes the crowded type device of type part, its
Display further includes a punching axle；
Figure 10 a are that the three-dimensional tubing with square profile of the first embodiment of the present invention squeezes the schematic perspective view of type part；
Figure 10 b are that the three-dimensional tubing with circular section of the first embodiment of the present invention squeezes the schematic perspective view of type part；
Figure 11 a are the second embodiment of the present invention manufacturing the front-view schematic diagram that variable curvature squeezes the crowded type device of type part；
And
Figure 11 b are the third embodiment of the present invention manufacturing the front-view schematic diagram that variable curvature squeezes the crowded type device of type part.
【Symbol description】
1 Ji Xing Installed are put；
1 ' Ji Xing Installed are put；
1a Ji Xing Installed are put；
1b Ji Xing Installed are put；
11 contain ingot bucket；
12 extruding plungers；
13 fixed moulds；
131 openings；
132 first guide grooves；
133 second guide grooves；
14 double-lift moulds；
140 promote voussoir；
141 first modules；
141 ' first modules；
142 second modules；
142 ' second modules；
143 the 3rd modules；
143 ' the 3rd modules；
144 the 4th modules；
144 the 4th modules；
145 perforations；
150 outlet die cavitys；
150 ' outlet die cavitys；
151 first outlet die cavitys；
152 second outlet die cavitys；
16 punching axles；
9 squeeze ingot；
90 three-dimensional bars squeeze type part；
90 ' three-dimensional bars squeeze type part；
90a three-dimensionals tubing squeezes type part；
90b three-dimensionals tubing squeezes type part；
91 first squeeze type part；
92 second squeeze type part；
A first is axially；
The direction of a curve of C1 first；
The direction of a curve of C2 second；
The direction of a curve of C3 the 3rd；
The direction of a curve of C4 the 4th；
The direction of a curve of C5 the 5th；
The displacements of D1 first；
D2 second displacements；
P is predetermined axially；
X second is axially；
Y the 3rd is axially；
The frictional force of F1 first；
The frictional force of F2 second.
Embodiment
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings, so that those skilled in the art can be with
It is better understood from the present invention and can be practiced, but illustrated embodiment is not as a limitation of the invention.
Refer to Fig. 1 to Fig. 5, its show the first embodiment of the present invention manufacturing the crowded type that variable curvature squeezes type part
Device 1.This, which squeezes type device 1, includes：One, which contains ingot bucket 11, one, extrudes plunger 12, a fixed double-lift mould 14 of mould 13 and one.
The Sheng ingot bucket 11 squeezes ingot 9 to accommodating one.The material for squeezing ingot 9 can be the metal material or its alloy material of iron, aluminium, magnesium, titanium etc.
Matter.The extruding plunger 12 squeezes ingot 9 to this along one first axial A and extruded to stretch into the Sheng ingot bucket 11.The fixed mould
Tool 13 includes an opening 131, and the opening 131 connects the Sheng ingot bucket 11.The double-lift mould 14 is connected to the fixed mould 13,
And connect including a perforation 145, the first module 141, the second module 142, the 3rd module 143 and the 4th module 144, the perforation 145
Lead to the opening 131.First module 141, the second module 142, the 3rd module 143 and the 4th module 144 are all located at the perforation 145
Interior, the edge of adjacent block adjoins each other, and first module 141, the second module 142, the 3rd module 143 and the 4th module
144 are arranged with circular symmetric.First module 141, the second module 142, the 3rd module 143 and 144 relative this of the 4th module are consolidated
Fixed pattern mould 13 and alternative rectilinear movement are not moved, such as the fixed mould 13 has multiple first guide grooves 132, this
First module 141, the second module 142, the 3rd module 143 and the 4th module 144 can be along multiple the first of the fixed mould 13
Guide groove 132 and move linearly or do not move.The double-lift mould 14 further includes at least one promotion voussoir 140, to control this
One module 141, the second module 142, the 3rd module 143 and the 4th module 144 move forward and backward along the first axial A.Citing, this is solid
Fixed pattern mould 13 has multiple second guide grooves 133, and at least one promotion voussoir 140 is first to fourth voussoir, can be fixed along this
Multiple second guide grooves 133 (that is, along the 3rd axial Y positive direction or negative direction) of formula mould 13 are mobile, and this first to fourth
The inclined-plane of voussoir can contact the inclined-plane of first module 141, the second module 142, the 3rd module 143 and the 4th module 144 respectively
Move.
The material of fixed extrusion die tool 13 and the double-lift mould 14 can be mould steel, carbon steel, stainless steel or other
Metal material and nonmetallic materials, it is above-mentioned in mould steel refer to may be utilized in fabricating the moulds such as cold-punching mould, hot-forging die or compression mod
Steel grade.What the fixed mould 13 was visually integrated with double-lift mould 14.
Refer to Fig. 3 and Fig. 5, according to the present invention the first beam mode, when first module 141, the second module 142,
Definition has an outlet die cavity 150 (that is, outlet die cavity 150 between 3rd module 143 and the 4th module 144 and the perforation 145
The area of section subtract first module 141, the second module 142, the 3rd module 143 and for the area of section of the perforation 145
The area of section of four modules 144), and first module 141 be moved to along the first axial A outside the outlet die cavity 150 one
During one displacement D1, then the extruding plunger 12 makes the crowded ingot 9 be flowed out from the outlet die cavity 150 and form one first and squeeze type part 91, should
First crowded type part 91 and first module 141 have one first frictional force F1 between protruding from the part outside the outlet die cavity 150,
The first crowded type part 91 is set to be bent towards one first direction of a curve C1 whereby, first direction of a curve C1 refers to around one second axial X
Positive direction bending direction, and the positive direction of the second axial X is perpendicular to the first axial A.When first displacement D1 is bigger,
Then the first crowded type part 91 is bent bigger towards first direction of a curve C1（I.e. curvature is bigger）.
Refer to Fig. 4 and Fig. 5, according to the present invention the second beam mode, when first module 141, the second module 142,
Definition has the outlet die cavity 150, and the edge of the second module 142 between 3rd module 143 and the 4th module 144 and the perforation 145
When the first axial A is moved to the second displacement D2 outside the outlet die cavity 150, then the extruding plunger 12 makes this squeeze ingot 9 from this
Outlet die cavity 150 flows out and forms one second and squeeze type part 92, and the second crowded type part 92 protrudes from the outlet with second module 142
There is one second frictional force F2 between part outside die cavity 150, make the second crowded type part 92 whereby towards one second direction of a curve C2
Bending, second direction of a curve C2 refer to the direction of the negative direction bending around the second axial X.
Fig. 5 and Fig. 1 is refer again to, similarly, according to the 3rd beam mode of the present invention, when first module 141, the second mould
Definition has the outlet die cavity 150, and the 3rd module between block 142, the 3rd module 143 and the 4th module 144 and the perforation 145
143 along the first axial A be moved to the triple motion (not shown) outside the outlet die cavity 150 when, then the extruding plunger 12 makes
This squeezes ingot 9 and flowed out from the outlet die cavity 150, and forms one the 3rd and squeeze type part (not shown), and the 3rd squeezes type part and the 3rd mould
Block 143 has one the 3rd frictional force between protruding from the part outside the outlet die cavity 150, makes the 3rd to squeeze type part towards one the whereby
Three direction of a curve C3 are bent, and the 3rd direction of a curve C3 refers to around the direction that one the 3rd axial Y positive direction is bent, and the 3rd
Axial Y positive direction is perpendicular to the axial direction and the second axial X.Furthermore according to the present invention the 4th beam mode, when this first
Definition has the outlet die cavity between module 141, the second module 142, the 3rd module 143 and the 4th module 144 and the perforation 145
150, and the 4th module 144 along the first axial A be moved to the 4th displacement (not shown) outside the outlet die cavity 150 when,
Then the extruding plunger 12 makes the crowded ingot 9 be flowed out from the outlet die cavity 150, and forms one the 4th crowded type part (not shown), and the 4th
Crowded type part and the 4th module 144 have one the 4th frictional force between protruding from the part outside the outlet die cavity 150, make this whereby
4th squeezes type part bends towards one the 4th direction of a curve C4, and the 4th direction of a curve C4 refers to that the negative direction around the 3rd axial Y is curved
Bent direction.
In addition, Fig. 5 and Fig. 1 is refer again to, according to the 5th beam mode of the present invention, when first module 141, the second mould
Definition has an outlet die cavity 150 between block 142, the 3rd module 143 and the 4th module 144 and the perforation 145, and this first and the
Three modules 141,143 are respectively moved to first and triple motion (not shown) outside the outlet die cavity 150 along the first axial A
When, then the extruding plunger 12 makes this squeeze ingot 9 from the outlet die cavity outflow, and forms one the 5th crowded type part (not shown), and the 5th
Squeeze type part and this first and the 3rd module 141,143 protrude between part outside the outlet die cavity 150 that have respectively should
First and the 3rd frictional force, make the 5th to squeeze type part whereby and bent towards one the 5th direction of a curve C5, the 5th direction of a curve C5 is
Refer to around the direction of a positive direction bending for making a reservation for axial P, the predetermined positive direction for being axially located the second axial X and the 3rd axle
To between Y positive direction.
The present invention mainly by crowded type during, squeeze type part will leave outlet die cavity when, pass through at least the one of double action mould
The displacement of module increases outer single shaft face or the outer more axial planes formation tensions that this squeezes type part so that the flow rate on axial surface, which reduces, reaches this
The purpose of the type of squeezing part flexural deformation.
Fig. 5 and Fig. 6 is refer to, in the present embodiment, as first module 141, the second module 142, the and of the 3rd module 143
4th module 144 is square profile, and first module 141, the second module 142, the 3rd module 143 and the 4th module 144 with
When definition has the outlet die cavity 150 between the perforation 145, the outlet die cavity 150 is square profile.According to the present invention first to
The design of 5th beam mode, the three-dimensional bar with square profile can be obtained and squeeze type part 90.Fig. 7 and Fig. 8 is refer to, another
In embodiment, when first module 141 ', the second module 142 ', the 3rd module 143 ' and the 4th module 144 ' are cutd open for circular arc
Face, and it is fixed between first module 141 ', the second module 142 ', the 3rd module 143 ' and the 4th module 144 ' and the perforation 145
When justice has the outlet die cavity 150 ', the outlet die cavity 150 ' is circular section.According to the first to the 5th beam mode of the present invention
Design, the three-dimensional bar with circular section can be obtained and squeeze type part 90 '.
It refer to Fig. 9, Figure 10 a and Figure 10 b, the crowded type device 1 of the invention that type part is squeezed to manufacture variable curvature more wrap
A punching axle 16 is included, it is stretched into the outlet die cavity 150.According to the design of the first to the 5th beam mode of the present invention, can obtain
There must be square or circular section three-dimensional tubing to squeeze type part 90a, 90b.
Figure 11 a are refer to, it shows that the crowded type that type part is squeezed to manufacture variable curvature of the second embodiment of the present invention fills
Put 1a.The crowded type device 1a that type part is squeezed to manufacture variable curvature of second embodiment is substantially similar to the use of first embodiment
To manufacture the crowded type device 1 that variable curvature squeezes type part, same components sign identical label.Second and the crowded type of first embodiment
Device 1a and crowded type device 1 difference is：The crowded type device 1a of second embodiment can only include first module 141.When this
Definition has a first outlet die cavity 151 (that is, the section of the first outlet die cavity 151 between first module 141 and the perforation 145
Area subtracts the area of section of first module 141 for the area of section of the perforation 145), and first module 141 along this first
When axial A is moved to one first displacement D1 outside the first outlet die cavity 151, then the extruding plunger 12 make this squeeze ingot 9 from this
One outlet die cavity 151 flows out and forms one first and squeeze type part 91, this first squeeze type part 91 and first module 141 protrude from this
There is one first frictional force F1 between part outside one outlet die cavity 151, this is squeezed type part 91 towards one first direction of a curve whereby
C1 is bent, and first direction of a curve C1 refers to the direction of the positive direction bending around one second axial X, and the second axial X is just
Direction is perpendicular to the first axial A.When first displacement D1 is bigger, then the first crowded type part is bent towards first direction of a curve C1
Bigger (similar to Figure 3).
The second embodiment of the present invention it is a kind of manufacturing the crowded type method that variable curvature squeezes type part, including following step
Suddenly：Axially ingot is squeezed along one first to one to extrude；And the first module and the double-lift mould when a double-lift mould
Definition has an outlet die cavity between one perforation, and first module along this first move axially to outside the outlet die cavity one first
Displacement, then this is squeezed ingot and form one first from the outlet die cavity outflow and squeeze type part, the first crowded type part is dashed forward with first module
For having one first frictional force between the part outside the outlet die cavity, make the first crowded type part whereby towards one first direction of a curve
Bending, first direction of a curve refers to around the direction that one second axial X positive direction is bent, and the positive direction of the second axial X
Perpendicular to the first axial A.
Figure 11 b are refer to, it shows that the crowded type that type part is squeezed to manufacture variable curvature of the third embodiment of the present invention fills
Put 1b.The crowded type device 1b that type part is squeezed to manufacture variable curvature of 3rd embodiment is substantially similar to the use of first embodiment
To manufacture the crowded type device 1 that variable curvature squeezes type part, same components sign identical label.3rd and the crowded type of first embodiment
Device 1b and crowded type device 1 difference is：The crowded type device 1b of 3rd embodiment can only include first module 141 and second
Module 142.When definition has a second outlet die cavity 152 (also between the module 142 of the first module 141 and second and the perforation 145
I.e. the area of section of the second outlet die cavity 152 subtracts the module of the first module 141 and second for the area of section of the perforation 145
142 area of section), and second module 142 be moved to along the first axial A outside the second outlet die cavity 152 one second
During displacement D2, then the extruding plunger 12 makes the crowded ingot 9 be flowed out from the second outlet die cavity 152 and form one second and squeeze type part 92,
The second crowded type part 92 and second module 142 have one second to rub between protruding from the part outside the second outlet die cavity 152
Power F2 is wiped, this is squeezed type part 91 whereby and is bent towards one second direction of a curve C2, second direction of a curve C2 refers to around second axle
The direction (similar to Figure 4) bent to X negative direction.
The crowded type device tool that type part is squeezed to manufacture variable curvature of the present invention has the advantage that：First, breakthrough mould
Developed with processing procedure, change the crowded type of tradition and bend the natural mode that processing procedure need to be bent by complex external mechanism online.2nd, it is high
During the bending forming of adiabator plastic zone, stress-retained caused by mechanical bend and elastic recoil metaboly can be avoided.3rd, it is fixed
The mechanism summary of formula mould and double-lift mould, save die manufacturing cost.4th, reduce entirely crowded type equipment and time into
This, lifting industrial benefit is with making a profit.
Embodiment described above is only to absolutely prove preferred embodiment that is of the invention and being lifted, protection model of the invention
Enclose not limited to this.The equivalent substitute or conversion that those skilled in the art are made on the basis of the present invention, in the present invention
Protection domain within.Protection scope of the present invention is defined by claims.
Claims (10)
- It is 1. a kind of manufacturing the crowded type device that variable curvature squeezes type part, it is characterised in that including：One contains ingot bucket, and ingot is squeezed to accommodating one；One extruding plunger, to stretch into the Sheng ingot bucket, and axially squeezes ingot to this along one first and extrudes；One fixed mould, including an opening, the open communication Sheng ingot bucket；AndOne double-lift mould, the fixed mould is connected to, and connects this including a perforation and one first module, the perforation and open Mouthful, first module is located in the perforation, and first module selectively moves linearly or do not moved with respect to the fixed mould It is dynamic, wherein：When definition has an outlet die cavity between first module and the perforation, and first module first moves axially to this along this One first displacement outside die cavity is exported, then the extruding plunger makes the crowded ingot form one first from outlet die cavity outflow and squeeze type Part, the first crowded type part and first module have one first frictional force between protruding from the part outside the outlet die cavity, whereby The first crowded type part is set to be bent towards one first direction of a curve, first direction of a curve refers to the positive direction bending around one second axial direction Direction, and this second axial direction positive direction perpendicular to this first axially.
- 2. as claimed in claim 1 manufacturing the crowded type device that variable curvature squeezes type part, it is characterised in that the double-lift mould Tool further includes：One second module, also in the perforation, and second module with respect to the fixed mould and selectivity move linearly or Do not move, wherein：When definition has an outlet die cavity between first module and the second module and the perforation, and second module is along the first axle During to the second displacement being moved to outside the outlet die cavity, then the extruding plunger makes the crowded ingot be formed from outlet die cavity outflow One second crowded type part, the second crowded type part and second module have one second to rub between protruding from the part outside the outlet die cavity Power is wiped, the second crowded type part is bent towards one second direction of a curve whereby, second direction of a curve refers to around second axial direction The direction of negative direction bending.
- 3. as claimed in claim 2 manufacturing the crowded type device that variable curvature squeezes type part, it is characterised in that the double-lift mould Tool further includes：3rd module and the 4th module, also in the perforation, and the 3rd and the 4th module is selected with respect to the fixed mould Selecting property moves linearly or not moved, wherein：When first module to definition between the 4th module and the perforation has an outlet die cavity, and the 3rd module is along the first axle During to the triple motion being moved to outside the outlet die cavity, then the extruding plunger makes the crowded ingot be flowed out from the outlet die cavity, and shape Cheng Yi tri- squeezes type part, and the 3rd crowded type part and the 3rd module have one the 3rd between protruding from the part outside the outlet die cavity Frictional force, make the 3rd to squeeze type part whereby and bent towards one the 3rd direction of a curve, the 3rd direction of a curve refers to around one the 3rd axially Positive direction bending direction, and the 3rd axial direction positive direction perpendicular to this first axially and this second axially；AndWhen first module to definition between the 4th module and the perforation has an outlet die cavity, and the 4th module is along the first axle To during four displacement being moved to outside the outlet die cavity, then the extruding plunger makes the crowded ingot be flowed out from the outlet die cavity, and shape Cheng Yi tetra- squeezes type part, and the 4th crowded type part and the 4th module have one the 4th between protruding from the part outside the outlet die cavity Frictional force, make the 4th to squeeze type part whereby and bent towards one the 4th direction of a curve, the 4th direction of a curve refers to around the 3rd axially Negative direction bending direction.
- 4. as claimed in claim 3 manufacturing the crowded type device that variable curvature squeezes type part, it is characterised in that：When first module to definition between the 4th module and the perforation has an outlet die cavity, and this first and the 3rd module along should First axially when being respectively moved to the first displacement and the triple motion outside the outlet die cavity, then the extruding plunger make this squeeze ingot from this Die cavity outflow is exported, and forms one the 5th and squeezes type part, the 5th squeezes type part protrudes from this and go out with first module and the 3rd module There is first frictional force and the 3rd frictional force respectively between part outside mouth mold cave, make the 5th to squeeze type part towards one the 5th whereby Direction of a curve is bent, and the 5th direction of a curve refers to that this makes a reservation for be axially located around the direction of a positive direction bending for making a reservation for axial direction Between the positive direction of second axial direction and the positive direction of the 3rd axial direction.
- 5. as claimed in claim 3 manufacturing the crowded type device that variable curvature squeezes type part, it is characterised in that first module It is square or circular arc section to the 4th module.
- 6. as claimed in claim 3 manufacturing the crowded type device that variable curvature squeezes type part, it is characterised in that first module Arranged to the 4th module with circular symmetric.
- 7. as claimed in claim 1 manufacturing the crowded type device that variable curvature squeezes type part, it is characterised in that when this first Shifting is bigger, then the first crowded type part is bent bigger towards first direction of a curve.
- 8. as claimed in claim 1 manufacturing the crowded type device that variable curvature squeezes type part, it is characterised in that the double-lift mould Tool further includes：At least one promotes voussoir, to control first module first to be moved axially back and forth along this.
- 9. as claimed in claim 1 manufacturing the crowded type device that variable curvature squeezes type part, it is characterised in that further include：One punching axle, stretch into the outlet die cavity.
- It is 10. a kind of manufacturing the crowded type method that variable curvature squeezes type part, it is characterised in that to comprise the following steps：Axially ingot is squeezed along one first to this to extrude；AndWhen definition has an outlet die cavity between the first module of a double-lift mould and a perforation of the double-lift mould, and this One module first moves axially to one first displacement outside the outlet die cavity along this, then make this squeeze ingot from outlet die cavity outflow and Form one first and squeeze type part, this first squeezes type part and first module protrudes between the part outside the outlet die cavity and has one the One frictional force, the first crowded type part is set to be bent towards one first direction of a curve whereby, first direction of a curve refers to around one second axle To positive direction bend direction, and this second axial direction positive direction perpendicular to this first axially.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW105125292A TWI616245B (en) | 2016-08-09 | 2016-08-09 | Extrusion device and method for manufacturing variable curvature extrusion |
| TW105125292 | 2016-08-09 |
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| CN107695121A true CN107695121A (en) | 2018-02-16 |
| CN107695121B CN107695121B (en) | 2019-03-15 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112570482A (en) * | 2020-11-06 | 2021-03-30 | 哈尔滨理工大学 | Metal curvature section twisting extrusion forming device and method |
| CN113382810A (en) * | 2019-01-31 | 2021-09-10 | 帝国理工学院创新有限公司 | Device and method for extruding curved profiles |
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| US5989466A (en) * | 1995-03-16 | 1999-11-23 | Mitsubishi Aluminum Co., Ltd. | Variable section extrusion die set and variable extrusion molding method |
| JP2000246328A (en) * | 1999-02-25 | 2000-09-12 | Aisin Keikinzoku Co Ltd | Aluminum alloy extrusion die sealing structure |
| CN104607487A (en) * | 2014-12-10 | 2015-05-13 | 中国兵器工业第五九研究所 | Extruding method for two-dimension function-variation continuous variable-cross-section profile |
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| JP3643262B2 (en) * | 1999-06-24 | 2005-04-27 | 独立行政法人科学技術振興機構 | Extrusion processing method using die shift and apparatus therefor |
| JP5347907B2 (en) * | 2009-10-29 | 2013-11-20 | 豊田合成株式会社 | Method for extruding tube body and apparatus for extruding tube body |
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| US4074557A (en) * | 1975-10-30 | 1978-02-21 | Nippon Steel Corporation | Metal extrusion process with high reduction |
| US5989466A (en) * | 1995-03-16 | 1999-11-23 | Mitsubishi Aluminum Co., Ltd. | Variable section extrusion die set and variable extrusion molding method |
| JP2000246328A (en) * | 1999-02-25 | 2000-09-12 | Aisin Keikinzoku Co Ltd | Aluminum alloy extrusion die sealing structure |
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| CN113382810A (en) * | 2019-01-31 | 2021-09-10 | 帝国理工学院创新有限公司 | Device and method for extruding curved profiles |
| CN113382810B (en) * | 2019-01-31 | 2023-02-21 | 帝国理工学院创新有限公司 | Device and method for extruding curved profiles |
| CN112570482A (en) * | 2020-11-06 | 2021-03-30 | 哈尔滨理工大学 | Metal curvature section twisting extrusion forming device and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107695121B (en) | 2019-03-15 |
| TWI616245B (en) | 2018-03-01 |
| TW201805084A (en) | 2018-02-16 |
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