CN110052505A - A kind of experiment of magnesium alloy with etc. channel angular extrusions mold - Google Patents
A kind of experiment of magnesium alloy with etc. channel angular extrusions mold Download PDFInfo
- Publication number
- CN110052505A CN110052505A CN201910465992.8A CN201910465992A CN110052505A CN 110052505 A CN110052505 A CN 110052505A CN 201910465992 A CN201910465992 A CN 201910465992A CN 110052505 A CN110052505 A CN 110052505A
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- China
- Prior art keywords
- cavity plate
- isometrical
- isometrical angle
- hole
- half module
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Classifications
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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
- B21C25/00—Profiling tools for metal extruding
- B21C25/02—Dies
Abstract
The present invention provide a kind of experiment of magnesium alloy with etc. channel angular extrusions mold, including punch-pin, cavity die structure, isometrical angle cavity plate, isometrical angle cavity plate banding set and cavity plate understructure, the punch-pin be mounted on the upper end of isometrical angle cavity plate by cavity die structure;The isometrical angle cavity plate banding set is socketed in the outer wall middle position of isometrical angle cavity plate;The lower end of isometrical angle cavity plate is arranged in the cavity plate understructure;The punch-pin includes inverted T-shaped die punch, upper mold rotary table and backform platform, the lower middle position of the upper end integrated setting of the inverted T-shaped die punch in upper mold rotary table;The upper surface of the upper mold rotary table and the lower surface integrated setting of backform platform.Clout of the present invention takes out very convenient;Mould volume is small, and mold materials dosage is few;Isometrical angle cavity plate can carry out separately machined and easy to process according to angle needed for testing;It can individually be replaced after isometrical angle cavity plate is impaired, it is easy to operate.
Description
Technical field
The invention belongs to the channel angular extrusions technical fields such as magnesium alloy experiment use more particularly to a kind of experiment of magnesium alloy to use
Etc. channel angular extrusions mold.
Background technique
Magnesium alloy is the alloy that other elements composition is added based on magnesium.Its main feature is that: density is small, and (1.8g/cm3 magnesium closes
Gold left and right), intensity is high, and elasticity modulus is big, good heat dissipation, and absorb shock resistance is good, and it is bigger than aluminium alloy to absorb impact load-carrying ability, resistance to organic matter
It is good with the corrosive nature of alkali.Main alloy element has aluminium, zinc, manganese, cerium, thorium and a small amount of zirconium or cadmium etc..At present using most wide
It is magnesium alloy, followed by magnesium-manganese alloy and magnesium zinc zircaloy.It is mainly used for the industry such as Aeronautics and Astronautics, transport, chemical industry, rocket
Department.It is most light metal in practical metal, it is the 1/4 of iron that the specific gravity of magnesium, which is about the 2/3 of aluminium,.It is in practical metal
Most light metal, high-intensitive, high rigidity.
Etc. channel angular extrusions (ECAP) technology be a kind of violent large plastometric set technique, it be by sample be pressed into a spy
It realizes that the aximal deformation value of material is shear-deformable in the mold not designed, can significantly refine crystal grain, improve microcosmic group of material
It knits.
China Patent Publication No. is CN204700076U, and invention and created name is a kind of ECAP Die, including upper
Die holder, guide sleeve, guide post, convex mould pad, positioning pin, punch-pin, punch retainer, preceding cavity plate, rear cavity plate, discharge arm, cavity plate backing plate,
Pre-stress cover and lower die holder, upper die holder and lower die holder two sides are respectively fixed with the guide sleeve for being built-in with guide post, preceding cavity plate and rear cavity plate
It is connected by positioning pin with hexagon socket head cap screw, and the lower end of preceding cavity plate and rear cavity plate is fixed with cavity plate backing plate and lower die holder, preceding cavity plate
And rear cavity plate outer cover is equipped with Pre-stress cover, is interference fitted between punch-pin and punch retainer;It is formed in preceding cavity plate and rear cavity plate perpendicular
Straight squeezing passage and lateral extrusion channel, discharge arm slide setting in horizontal channel, and punch-pin outer surface is axially opened up along punch-pin
There is the groove of lower end closed.But existing extrusion die is generally needed there is also squeezing to finish remaining material taking-up more difficulty
It to be squeezed out before squeeze next time using lead rod, time-consuming and laborious, mould volume is big, and material utilization amount is more in manufacturing process, and volume is big
It is difficult to carry and operate, material utilization amount causes manufacturing cost high, needs different molds to realize at different isometrical angles, no more
Experiment with angle needs different mold to realize, increased costs, and die change is repaired more tired after also complicated and mold is impaired
Difficulty, or even whole secondary mold is needed to be replaced, the high problem of maintenance cost.
Therefore, invent a kind of experiment of magnesium alloy with etc. channel angular extrusions mold be very necessary.
Summary of the invention
In order to solve the above technical problem, the present invention provides a kind of magnesium alloys to test the channel angular extrusions molds such as use, with
Solving existing extrusion die, there is extruding to finish remaining material taking-up more difficulty, generally requires and utilizes before squeeze next time
Lead rod squeezes out, and time-consuming and laborious, mould volume is big, and material utilization amount is more in manufacturing process, and volume is difficult to greatly carry and operate, and material is used
Amount causes manufacturing cost high, needs different molds to realize at different isometrical angles, the experiment of different angle needs difference
Mold realize, increased costs, die change is also complicated and mold it is impaired after, repair more difficult, or even need whole secondary mold
It is replaced, the high problem of maintenance cost.A kind of experiment of magnesium alloy with etc. channel angular extrusions mold, including punch-pin, cavity plate knot
Structure, isometrical angle cavity plate, isometrical angle cavity plate banding set and cavity plate understructure, the punch-pin is mounted on isometrical by cavity die structure
The upper end of angle cavity plate;The isometrical angle cavity plate banding set is socketed in the outer wall middle position of isometrical angle cavity plate;The cavity plate
The lower end of isometrical angle cavity plate is arranged in understructure;The punch-pin includes inverted T-shaped die punch, upper mold rotary table and backform platform,
Lower middle position of the upper end integrated setting of the inverted T-shaped die punch in upper mold rotary table;The upper mold rotary table
The lower surface integrated setting of upper surface and backform platform.
Preferably, the cavity die structure includes threaded hole one, center material hole and die body, under the die body
The middle position of side or so two offers threaded hole one respectively;The center material hole is longitudinally provided in the inside of die body
Between position.
Preferably, the isometrical angle cavity plate includes isometrical angle cavity plate half module one and isometrical angle cavity plate half module two, described
The left side of isometrical angle cavity plate half module two is arranged in isometrical angle cavity plate half module one;The upper inside of the isometrical angle cavity plate half module one
Middle position, which offers, is squeezed into type hole one;The inside left middle position of the isometrical angle cavity plate half module one longitudinally offers
Unthreaded hole one.
Preferably, the upper inside middle position of the isometrical angle cavity plate half module two, which offers, is squeezed into type hole two;Institute
The inner right side middle position for the isometrical angle cavity plate half module two stated longitudinally offers unthreaded hole two.
Preferably, the cavity plate understructure includes threaded hole two and base body, the upper inside of the base body
Two wall middle positions of left and right offer threaded hole two.
Preferably, the isometrical angle cavity plate half module one and isometrical angle cavity plate half module two are arranged under die body after merging
End.
Preferably, the inverted T-shaped die punch can be plugged on the inside in center material hole with activity.
Preferably, the upper end of the unthreaded hole one and unthreaded hole two setting corresponding with threaded hole one respectively.
Preferably, it is described be squeezed into type hole one and be squeezed into type hole two-phase be correspondingly arranged.
Preferably, the lower end of the unthreaded hole one and unthreaded hole two is correspondingly arranged with threaded hole two-phase respectively.
Preferably, the upper of base body is arranged in after merging in the isometrical angle cavity plate half module one and isometrical angle cavity plate half module two
End.
Preferably, the isometrical angle cavity plate stirrup, which is put on, is provided with and the consistent circular hole of extrusion forming orifice angle.
Compared with prior art, the invention has the benefit that
1. in the present invention, the setting of the isometrical angle cavity plate half module one and isometrical angle cavity plate half module two can be convenient, quick
Clout is taken out, and facilitate processing.
2. in the present invention, the punch-pin, cavity die structure, isometrical angle cavity plate, isometrical angle cavity plate banding covers and cavity plate pedestal
The setting of structure constitutes extrusion die, and mould volume is small, and mold materials dosage is few, saves manufacturing cost.
3. in the present invention, the setting of the isometrical angle cavity plate can carry out separately machined, guarantor according to angle needed for testing
Card operation convenience.
4. in the present invention, the setting of the isometrical angle cavity plate can individually be replaced after impaired, easy to operate.
5. in the present invention, the setting of the isometrical angle cavity plate banding set, to guarantee that isometrical angle is recessed in extrusion process
2 two half modules of mould half module one and isometrical angle cavity plate half module merge, and guarantee to merge stability.
6. in the present invention, the circular hole of the isometrical angle cavity plate banding set, to guarantee the stream of material in extrusion process
Out.
7. in the present invention, the unthreaded hole one and unthreaded hole two are arranged, two half modules can be fixed, can also squeeze
Guarantee that isometrical angle cavity plate half module one and isometrical 2 two half modules of angle cavity plate half module will not move in journey.
8. in the present invention, the setting of the threaded hole one can be used to install screw rod.
9. in the present invention, the setting of the threaded hole two can be used to install screw rod.
10. in the present invention, the inverted T-shaped die punch, the setting of upper mold rotary table and backform platform guarantees that mesh is tested in moulding
's.
11. in the present invention, the setting in the center material hole is conducive to experimental work and goes on smoothly, in order to store
Material.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is the structural schematic diagram of punch-pin of the invention.
Fig. 3 is the structural schematic diagram of cavity die structure of the invention.
Fig. 4 is the structural schematic diagram of isometrical angle cavity plate half module one of the invention.
Fig. 5 is the structural schematic diagram of isometrical angle cavity plate half module two of the invention.
Fig. 6 is the structural schematic diagram of cavity plate understructure of the invention.
In figure:
1, punch-pin;11, inverted T-shaped die punch;12, upper mold rotary table;13, backform platform;2, cavity die structure;21, threaded hole one;
22, center material hole;23, die body;3, isometrical angle cavity plate;31, isometrical angle cavity plate half module one;311, it is squeezed into type hole one;
312, unthreaded hole one;32, isometrical angle cavity plate half module two;321, it is squeezed into type hole two;322, unthreaded hole two;4, isometrical angle cavity plate banding
Set;5, cavity plate understructure;51, threaded hole two;52, base body.
Specific embodiment
The present invention is specifically described with reference to the accompanying drawing, as shown in Figure 1 and Figure 2, a kind of magnesium alloy experiment use
Etc. channel angular extrusions mold, including punch-pin 1, cavity die structure 2, isometrical angle cavity plate 3, isometrical angle cavity plate banding set 4 and cavity plate bottom
Holder structure 5, the punch-pin 1 are mounted on the upper end of isometrical angle cavity plate 3 by cavity die structure 2;The isometrical angle cavity plate banding
Set 4 is socketed in the outer wall middle position of isometrical angle cavity plate 3;The cavity plate understructure 5 is arranged under isometrical angle cavity plate 3
End;The punch-pin 1 includes inverted T-shaped die punch 11, upper mold rotary table 12 and backform platform 13, the inverted T-shaped die punch 11
Upper end integrated setting upper mold rotary table 12 lower middle position;The upper surface of the upper mold rotary table 12 and backform platform 13
Lower surface integrated setting.
In the present embodiment, in conjunction with shown in attached drawing 3, the cavity die structure 2 includes threaded hole 1, center material hole 22
With die body 23, the middle position of the downside of die body 23 or so two offers threaded hole 1 respectively;In described
The longitudinal bosom position for being provided with die body 23 in heart material hole 22.
In the present embodiment, in conjunction with shown in attached drawing 4, the isometrical angle cavity plate 3 includes isometrical one 31 He of angle cavity plate half module
The left side of isometrical angle cavity plate half module 2 32 is arranged in isometrical angle cavity plate half module 2 32, the isometrical angle cavity plate half module 1;Institute
The upper inside middle position for the isometrical angle cavity plate half module 1 stated, which offers, is squeezed into type hole 1;The isometrical angle is recessed
The inside left middle position of mould half module 1 longitudinally offers unthreaded hole 1.
In the present embodiment, in conjunction with shown in attached drawing 5, the upper inside middle position of the isometrical angle cavity plate half module 2 32
It offers and is squeezed into type hole 2 321;The inner right side middle position of the isometrical angle cavity plate half module 2 32 longitudinally offers light
Hole 2 322.
In the present embodiment, in conjunction with shown in attached drawing 6, the cavity plate understructure 5 includes threaded hole 2 51 and base body
52, two wall middle position of described upper inside of base body 52 or so offers threaded hole 2 51.
In the present embodiment, specifically, the isometrical angle cavity plate half module 1 and isometrical angle cavity plate half module 2 32 merge
The lower end of die body 23 is set afterwards.
In the present embodiment, specifically, the inverted T-shaped die punch 11 can be plugged on center material hole 22 with activity
Inside.
In the present embodiment, specifically, the upper end of the unthreaded hole 1 and unthreaded hole 2 322 respectively with threaded hole 1
Corresponding setting.
In the present embodiment, specifically, described be squeezed into type hole 1 and be squeezed into the corresponding setting of type hole 2 321.
In the present embodiment, specifically, the lower end of the unthreaded hole 1 and unthreaded hole 2 322 respectively with threaded hole 2 51
Corresponding setting.
In the present embodiment, specifically, the isometrical angle cavity plate half module 1 and isometrical angle cavity plate half module 2 32 merge
The upper end of base body 52 is set afterwards.
Working principle
In the present invention, the screwed screw rod in one end screws base body 52 and enters inside threaded hole 2 51, by isometrical angle cavity plate
Half module 1 and the merging of isometrical angle cavity plate half module 2 32 are placed on base body 52, and the screw rod on base body 52 penetrates unthreaded hole one
312 and unthreaded hole 2 322 inside;The screwed screw rod in one end screw with inside the threaded hole 1 in die body 23, then will be recessed
Die body 23 is placed on isometrical angle cavity plate 3, and the screw rod on die body 23 penetrates inside unthreaded hole 1 and unthreaded hole 2 322;Then will
Isometrical angle cavity plate banding covers 4 sets in isometrical 3 outside of angle cavity plate, to guarantee that two half modules will not separate material in extrusion process;
Circular hole on stirrup set 4 is aligned with type hole is squeezed into, and guarantees that experimental material flows out during extrusion forming;Experimental material is placed in
In center material hole 22 in die body 23, punch-pin 1 is placed on experimental material, and 1 downlink of punch-pin can be made by applying active force, will
Experimental material is squeezed into inside isometrical angle cavity plate 3, achievees the purpose that plastic deformation;After experiment, isometrical angle cavity plate 3 need to only be taken
Under, internal surplus material can easily take out.
Using technical solutions according to the invention or those skilled in the art under the inspiration of technical solution of the present invention,
Similar technical solution is designed, and reaches above-mentioned technical effect, is to fall into protection scope of the present invention.
Claims (10)
1. channel angular extrusions molds such as a kind of magnesium alloy experiment use, which is characterized in that the channel angulars such as magnesium alloy experiment use
Extrusion die includes punch-pin (1), cavity die structure (2), isometrical angle cavity plate (3), isometrical angle cavity plate banding set (4) and cavity plate pedestal knot
Structure (5), the punch-pin (1) are mounted on the upper end of isometrical angle cavity plate (3) by cavity die structure (2);The isometrical angle cavity plate
Banding set (4) is socketed in the outer wall middle position of isometrical angle cavity plate (3);The cavity plate understructure (5) is arranged at isometrical angle
The lower end of cavity plate (3);The punch-pin (1) includes inverted T-shaped die punch (11), upper mold rotary table (12) and backform platform (13), institute
Lower middle position of the upper end integrated setting for the inverted T-shaped die punch (11) stated in upper mold rotary table (12);The upper mold
The upper surface of rotary table (12) and the lower surface integrated setting of backform platform (13);The cavity die structure (2) includes threaded hole one
(21), center material hole (22) and die body (23), the middle position of downside of the die body (23) or so two are opened respectively
Equipped with threaded hole one (21);The center material hole (22) is longitudinally provided with the bosom position of die body (23).
2. channel angular extrusions molds such as magnesium alloy experiment use as described in claim 1, which is characterized in that the isometrical angle
Cavity plate (3) includes isometrical angle cavity plate half module one (31) and isometrical angle cavity plate half module two (32), the isometrical angle cavity plate half module one
(31) it is arranged in the left side of isometrical angle cavity plate half module two (32);Among the upper inside of the isometrical angle cavity plate half module one (31)
Position, which offers, is squeezed into type hole one (311);The inside left middle position of the isometrical angle cavity plate half module one (31) is longitudinal
Offer unthreaded hole one (312).
3. channel angular extrusions molds such as magnesium alloy experiment use as claimed in claim 2, which is characterized in that the isometrical angle
The upper inside middle position of cavity plate half module two (32), which offers, is squeezed into type hole two (321);The isometrical angle cavity plate half module
The inner right side middle position of two (32) longitudinally offers unthreaded hole two (322).
4. channel angular extrusions molds such as magnesium alloy experiment use as described in claim 1, which is characterized in that the cavity plate bottom
Holder structure (5) includes threaded hole two (51) and base body (52), among two walls of upper inside of the base body (52) or so
Position offers threaded hole two (51).
5. channel angular extrusions molds such as magnesium alloy experiment use as claimed in claim 2, which is characterized in that the isometrical angle
Lower end of the setting in die body (23) after cavity plate half module one (31) and isometrical angle cavity plate half module two (32) merge.
6. channel angular extrusions molds such as magnesium alloy experiment use as described in claim 1, which is characterized in that the inverted T-shaped
Die punch (11) can be plugged on the inside in center material hole (22) with activity;Isometrical angle cavity plate banding set (4) band
It is angled be squeezed into the consistent circular hole of type hole.
7. channel angular extrusions molds such as magnesium alloy experiment use as claimed in claim 3, which is characterized in that the unthreaded hole one
(312) and the setting corresponding with threaded hole one (21) respectively of the upper end of unthreaded hole two (322).
8. channel angular extrusions molds such as magnesium alloy experiment use as claimed in claim 3, which is characterized in that described is squeezed into
Type hole one (311) and it is squeezed into the corresponding setting of type hole two (321).
9. channel angular extrusions molds such as magnesium alloy experiment use as claimed in claim 4, which is characterized in that the unthreaded hole one
(312) and the setting corresponding with threaded hole two (51) respectively of the lower end of unthreaded hole two (322).
10. channel angular extrusions molds such as magnesium alloy experiment use as claimed in claim 4, which is characterized in that described is isometrical
Upper end of the setting in base body (52) after angle cavity plate half module one (31) and isometrical angle cavity plate half module two (32) merge.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910465992.8A CN110052505A (en) | 2019-05-31 | 2019-05-31 | A kind of experiment of magnesium alloy with etc. channel angular extrusions mold |
Applications Claiming Priority (1)
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CN201910465992.8A CN110052505A (en) | 2019-05-31 | 2019-05-31 | A kind of experiment of magnesium alloy with etc. channel angular extrusions mold |
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CN110052505A true CN110052505A (en) | 2019-07-26 |
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ID=67325286
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CN201910465992.8A Pending CN110052505A (en) | 2019-05-31 | 2019-05-31 | A kind of experiment of magnesium alloy with etc. channel angular extrusions mold |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113399487A (en) * | 2021-03-10 | 2021-09-17 | 沈阳航空航天大学 | Extrusion die capable of heating 120-degree corner for magnesium alloy and aluminum alloy |
Citations (5)
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CN1712155A (en) * | 2005-07-27 | 2005-12-28 | 哈尔滨工业大学 | Equal radial-channel angular extruding machining apparatus of magnesium alloy and machining method thereof |
CN201735621U (en) * | 2010-04-06 | 2011-02-09 | 南昌航空大学 | Equal-passage corner extrusion die |
EP2705912A1 (en) * | 2012-09-10 | 2014-03-12 | AIT Austrian Institute of Technology GmbH | Tool for forming a metal object under high pressure |
CN204093855U (en) * | 2014-10-16 | 2015-01-14 | 中国石油大学(华东) | A kind of equal channel angular extrusion die |
CN108704949A (en) * | 2018-05-23 | 2018-10-26 | 贵州大学 | A kind of magnesium alloy channel corner hot-extrusion mold and its heating device |
-
2019
- 2019-05-31 CN CN201910465992.8A patent/CN110052505A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1712155A (en) * | 2005-07-27 | 2005-12-28 | 哈尔滨工业大学 | Equal radial-channel angular extruding machining apparatus of magnesium alloy and machining method thereof |
CN201735621U (en) * | 2010-04-06 | 2011-02-09 | 南昌航空大学 | Equal-passage corner extrusion die |
EP2705912A1 (en) * | 2012-09-10 | 2014-03-12 | AIT Austrian Institute of Technology GmbH | Tool for forming a metal object under high pressure |
CN204093855U (en) * | 2014-10-16 | 2015-01-14 | 中国石油大学(华东) | A kind of equal channel angular extrusion die |
CN108704949A (en) * | 2018-05-23 | 2018-10-26 | 贵州大学 | A kind of magnesium alloy channel corner hot-extrusion mold and its heating device |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113399487A (en) * | 2021-03-10 | 2021-09-17 | 沈阳航空航天大学 | Extrusion die capable of heating 120-degree corner for magnesium alloy and aluminum alloy |
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