CN101440440A - Aluminum based composite material and method and apparatus for forming aluminum based composite material part - Google Patents
Aluminum based composite material and method and apparatus for forming aluminum based composite material part Download PDFInfo
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- CN101440440A CN101440440A CN 200810243983 CN200810243983A CN101440440A CN 101440440 A CN101440440 A CN 101440440A CN 200810243983 CN200810243983 CN 200810243983 CN 200810243983 A CN200810243983 A CN 200810243983A CN 101440440 A CN101440440 A CN 101440440A
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- 239000002131 composite material Substances 0.000 title claims abstract description 63
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 37
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims abstract description 29
- 238000003825 pressing Methods 0.000 claims abstract description 62
- 239000007787 solid Substances 0.000 claims abstract description 44
- 239000000843 powder Substances 0.000 claims abstract description 42
- 239000000203 mixture Substances 0.000 claims abstract description 20
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 17
- 239000011812 mixed powder Substances 0.000 claims abstract description 15
- 238000010438 heat treatment Methods 0.000 claims abstract description 14
- 238000011049 filling Methods 0.000 claims abstract description 11
- 239000011159 matrix material Substances 0.000 claims description 50
- 239000000758 substrate Substances 0.000 claims description 17
- 230000000903 blocking effect Effects 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 15
- 238000007493 shaping process Methods 0.000 claims description 15
- 238000004519 manufacturing process Methods 0.000 claims description 14
- 239000002245 particle Substances 0.000 claims description 12
- 239000012530 fluid Substances 0.000 claims description 6
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- 238000002360 preparation method Methods 0.000 claims description 5
- 238000000889 atomisation Methods 0.000 claims description 3
- 238000000498 ball milling Methods 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims description 3
- 239000007921 spray Substances 0.000 claims description 3
- 239000004615 ingredient Substances 0.000 claims description 2
- 229910052742 iron Inorganic materials 0.000 claims description 2
- 229910052748 manganese Inorganic materials 0.000 claims description 2
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims description 2
- 229910052719 titanium Inorganic materials 0.000 claims description 2
- 239000007788 liquid Substances 0.000 abstract description 6
- 238000007254 oxidation reaction Methods 0.000 abstract description 4
- 238000002156 mixing Methods 0.000 abstract description 2
- 238000004321 preservation Methods 0.000 abstract 2
- 229910045601 alloy Inorganic materials 0.000 description 5
- 239000000956 alloy Substances 0.000 description 5
- 238000005266 casting Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 229910001094 6061 aluminium alloy Inorganic materials 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 238000004663 powder metallurgy Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000002939 deleterious effect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000010907 mechanical stirring Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 238000009718 spray deposition Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006557 surface reaction Methods 0.000 description 1
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Abstract
The invention discloses a method for forming an aluminum-based composite material and an aluminum-based composite material part and a forming device carrying out the same. The method comprises: mixing aluminum alloy powder and reinforced-phase powder into mixed powder, adding the mixed powder into a cold press apparatus to carry out cold pressing to obtain a blank of the composite material, adding the blank of the composite material into a heating device to heat the blank into a solid-liquid mixture, injecting and filling the solid-liquid mixture into a die cavity of an assembling die to obtain the aluminum-based composite material or the aluminum-based composite material part. The device comprises a hopper, a cold pressing chamber, a push rod, a hydraulic pump, a baffle plate, a semi-solid heating preservation chamber, a heating coil, a guide conical oral plate and the assembling die. The assembling die, the guide conical oral plate, the semi-solid heating preservation chamber, the baffle plate, the cold pressing chamber, the push rod and the hydraulic pump are arranged in turn from left to right. The method effectively avoids oxidization and other pollution, and has the advantages of high safety, simple technical process and lower cost.
Description
Technical field
The present invention relates to a kind of preparation method and device of metal-base composites, be specifically related to the preparation method and the preparation facilities thereof of a kind of aluminum matrix composite and aluminium-base composite material member.
Background technology
In metal-base composites, aluminum matrix composite because have that height ratio is strong, premium propertiess such as height ratio mould and high-wearing feature, can be widely used in field such as Aeronautics and Astronautics, automobile, military project and come into one's own, to the research research of such material with use also more and more.Matrix in the aluminum matrix composite is an aluminium alloy, and second phase (also claiming wild phase) is carbide or metal oxide particle.
The method for preparing aluminum matrix composite is varied, and the state according to body material and enhanced granule compound tense can be divided three classes it simply.One class is liquid castmethod, second class be solid-state powder metallurgy process the 3rd class be between liquid and solid-state between the spray co deposition method.Be easy to generate when wherein adopting casting to prepare aluminum matrix composite and strengthen that skew is poly-, deleterious surface reaction take place between matrix and the wild phase, organize thick, uneven components, easily suck shortcomings such as gas and impurity, and the wild phase volume fraction is lower, and these shortcomings cause the mechanical property of material to reduce.Adopt powder metallurgic method can avoid some defectives in the casting preferably, controlled as volume fraction, organize tiny, composition is even etc., but powder metallurgical technique process complexity is polluted easily, and scantling is little, production cycle is long, and production efficiency is low, and these make its widespread use be subjected to certain restriction.Complex process, equipment requirements height have high input the cost height when adopting spray deposition to prepare metal-base composites.
Chinese patent literature CN100389213C (application number 200510044707.3) provides a kind of method that adopts powdered alloy and the fusing of enhanced granule mixing post-heating to cast to prepare aluminum matrix composite; this method body material when being shaped is liquid; belong to liquid casting technique; when heating; owing to have a large amount of gas in the powder; cause the oxidation of powdered alloy easily; higher very likely the making between matrix alloy and the enhanced second phase particle of temperature owing to heating reacts simultaneously; cause the generation at fragility interface, reduce performance of composites.
Summary of the invention
The objective of the invention is to overcome the problems referred to above, provide that a kind of technological process is simple, cost is low, the manufacturing process and the building mortion thereof of the aluminum matrix composite of better performances and aluminium-base composite material member.
The technical scheme that realizes one of them purpose of the present invention is: the semi-solid-state shaping method of a kind of aluminum matrix composite or aluminium-base composite material member has following steps: 1. that Al alloy powder and wild phase powder mixes is even, obtain mixed powder.2. the mixed powder that 1. step is obtained joins in the utensil of colding pressing with regular inner chamber and colds pressing, and obtains the base substrate of the corresponding matrix material of cavity shape with the utensil of colding pressing.3. the base substrate of the matrix material that 2. step is obtained adds and to heat in the heating unit and become semi-solid solidliquid mixture.4. the solidliquid mixture injection that 3. step is obtained is filled in the die cavity of assembling die, obtains and corresponding aluminum matrix composite of cavity shape or aluminium-base composite material member.
Above-mentioned steps 1. in, the weight ratio of Al alloy powder and wild phase powder is 2:1～19:1.
Above-mentioned steps 2. in, valve by the control hopper, the mixed powder that 1. step is obtained is quantitatively joined in the cold pressing chamber as the utensil of colding pressing by hopper as required, when colding pressing, the primer fluid press pump, make push rod with the pressure of 280MPa～320MPa to the mixed powder compacting of colding pressing, and pressurize 5min～20min, and obtain the base substrate of columniform matrix material; Baffle plate is in blocking position during compacting.
Above-mentioned steps 3. in, by baffle plate is transformed to the open site by blocking position, and the base substrate of the matrix material that 2. step is obtained by push rod is pushed in the semi-solid state heat tracing chamber as heating unit, baffle plate is returned to blocking position then; The semi-solid temperature that method by coil heats makes the base substrate of matrix material be heated to 550 ℃～650 ℃ becomes solidliquid mixture, is incubated 10min～30min then.
Above-mentioned steps 4. in, after making baffle plate transform to the open site by blocking position, primer fluid press pump once more, and push rod is filled into the solidliquid mixture that 3. step obtains in the die cavity of assembling die by deflection cone oralia and the injection of semi-solid-state shaping filling channel with the pressure of 180MPa～220MPa.
The chemical ingredients of the wild phase powder of above-mentioned steps described in 1. is SiC, TiC or Al
2O
3The wild phase powder is to be sieved after by mechanical ball milling by the bulk of described corresponding composition or particulate state wild phase material to obtain, and the median size of powder particle is 10 μ m～80 μ m.
The composition of the Al alloy powder of above-mentioned steps described in 1. is Al
aM
bN
cWherein M is at least a among Mg, Si, Cu, the Zn; N is a kind of among Mn, Ti, Ni, Fe, the Cr or two kinds or three kinds; A, b, c are parts by weight, and a+b+c=100,86≤a≤99,0≤b≤13,0≤c≤1, and b and c are not 0,1≤≤ 14 simultaneously.Al alloy powder is that the median size of powder particle is 20 μ m～100 μ m by the Al alloy powder of atomization preparation or the over-spray powder that is obtained by spray-up method.
Above-mentioned steps 2. in, the envrionment temperature when colding pressing is 0 ℃～50 ℃.
The technical scheme that realizes another object of the present invention is: the building mortion of a kind of aluminum matrix composite or aluminium-base composite material member comprises hopper, cold pressing chamber, push rod, hydro-pump, baffle plate, semi-solid state heat tracing chamber, heater coil, deflection cone oralia and assembling die.Described assembling die, deflection cone oralia, semi-solid state heat tracing chamber, baffle plate, cold pressing chamber, push rod and hydro-pump set gradually according to order from left to right.
Cold pressing chamber and semi-solid state heat tracing chamber include columniform inner chamber, and the pore size of both inner chambers is identical, and the axis of both inner chambers is also identical.
Hopper is positioned at the top of cold pressing chamber and communicates with the inner chamber of cold pressing chamber.
Push rod is arranged in cold pressing chamber and horizontally slips with cold pressing chamber and is connected, and push rod is also as the piston of hydro-pump.
Baffle plate is provided with material path, baffle plate is between semi-solid state heat tracing chamber and cold pressing chamber, baffle plate can be in the blocking position that is covered the inner chamber of the inner chamber of semi-solid state heat tracing chamber and cold pressing chamber by its plate body with respect to semi-solid state heat tracing chamber and cold pressing chamber, and is in the open site that the inner chamber of the inner chamber of semi-solid state heat tracing chamber and cold pressing chamber is connected by its material path.
Heater coil is around the periphery setting of semi-solid state heat tracing chamber.The deflection cone oralia is provided with truncated cone-shaped channel, the semi-solid-state shaping filling channel of port that the diameter of this truncated cone-shaped channel is less and assembling die; The semi-solid-state shaping filling channel communicates with the die cavity of assembling die.
The positively effect that the present invention has: in (1) manufacturing process of the present invention, before raw material becomes semi-solid state, the base substrate for preparing matrix material earlier with the mode of colding pressing, can reduce the existence of gas in the metal-powder so significantly, effectively avoid oxidation and other pollutions of material in semi-solid state heat-processed, safe, thereby when semi-solid-state shaping, make between wild phase particle and the Al alloy powder particle to combine closely, make resulting aluminum matrix composite have excellent comprehensive performances.(2) the present invention makes in its process that becomes semi-solid state and insulation metal-powder heating, need in other semi-solid processing process, not need the mechanical stirring of big shearing force and the complex apparatus in the induction stirring, and base is carried, is pressed in advance to the collection powder, semi-solid state heat tracing and semi-solid-state shaping technological process are integrated, simplify technology greatly, reduced cost.(3) in the method for the present invention, the base substrate of matrix material directly carries out injection forming behind semi-solid state heat tracing certain hour, do not need operation powder sintered in the powder metallurgy process, improved efficient, reduced cost, and avoided long-time heating under comparatively high temps, reduced the possibility of oxidation and other pollutions.Temperature is lower during simultaneously owing to semi-solid-state injection molding, has avoided the reaction between matrix metal and the wild phase particle, makes the interface pollution-free.(4) method of the present invention is the once innovation in the metal-base composites field, the finished product of resulting shaping, difference according to the cavity shape of second mould, can obtain the part of the aluminum matrix composite of different shape, also can make bar, sheet material of aluminum matrix composite etc., to be applicable to different demands.
Description of drawings
Fig. 1 is the structural representation of the semisolid state forming device of aluminum matrix composite of the present invention;
Fig. 2 is the synoptic diagram when colding pressing, and this moment, baffle plate was in blocking position;
Synoptic diagram when Fig. 3 pushes semi-solid state heat tracing chamber for push rod with base substrate, this moment, baffle plate was in the open site;
Fig. 4 is filled into synoptic diagram behind the die cavity for solidliquid mixture.
Mark in the accompanying drawing is as follows:
Cold pressing chamber 11, push rod 12, hydro-pump 13;
Semi-solid state heat tracing chamber 21, heater coil 22, deflection cone oralia 23;
Baffle plate 3, material path 31;
Hopper 4, valve 41;
Assembling die 5, die cavity 51, semi-solid-state shaping filling channel 52;
Mixed powder 6, base substrate 61, solidliquid mixture 62, aluminum matrix composite or aluminium-base composite material member 63.
Embodiment
(building mortion of embodiment 1, aluminum matrix composite and aluminium-base composite material member)
See Fig. 1, the building mortion of aluminum matrix composite of the present invention or aluminium-base composite material member comprises hopper 4, cold pressing chamber 11, push rod 12, hydro-pump 13, baffle plate 3, semi-solid state heat tracing chamber 21, heater coil 22, deflection cone oralia 23 and assembling die 5.Described assembling die 5, deflection cone oralia 23, semi-solid state heat tracing chamber 21, baffle plate 3, cold pressing chamber 11, push rod 12 and hydro-pump 13 set gradually according to order from left to right.
Cold pressing chamber 11 and semi-solid state heat tracing chamber 21 include columniform inner chamber, and the pore size of both inner chambers is identical, and the axis of both inner chambers is also identical.
Hopper 4 is positioned at the top of cold pressing chamber 11 and communicates with the inner chamber of cold pressing chamber 11.
(manufacturing process of embodiment 2, aluminum matrix composite and aluminium-base composite material member)
The step of the semi-solid-state shaping method of the aluminum matrix composite of present embodiment is as follows:
1. 6061 Al alloy powders of 3.6kg and the SiC powder mixes of 0.4kg are evenly obtained mixed powder 6, and mixed powder 6 is joined in the hopper 4 of semisolid state forming device.
6061 Al alloy powders are to cross 200 mesh sieves by the atomized powder that 6061 aluminium alloys obtain by atomization, obtain the powder that median size is 60 μ m.The composition of 6061 aluminium alloys is 1.0Mg-0.65Si-0.35Cu-0.20Cr, and surplus is Al, and also be that the shared weight percent of each metallic element is: Mg accounts for 1.0%, and Si accounts for 0.65%, and Cu accounts for 0.35%, and Cr accounts for 0.20%.
The SiC powder is also to cross 400 mesh sieves by block or granular SiC by mechanical ball milling, obtains the powder particle that median size is about 30 μ m.2. by controlling the valve 41 of hopper 4, the mixed powder 6 that 1. step is obtained is quantitatively joined in the cold pressing chamber 11 as the utensil of colding pressing by hopper 4 as required, when colding pressing, primer fluid press pump 13, make push rod 12 with the pressure of 300MPa to mixed powder 6 compacting of colding pressing, and pressurize 5min, and obtain the base substrate 61 of columniform matrix material.Baffle plate 3 is in the blocking position (see figure 2) during compacting, and the envrionment temperature when colding pressing is 25 ℃.
3. by baffle plate 3 is transformed to the open site by blocking position, and the base substrate 61 of the matrix material that 2. step is obtained by push rod 12 is pushed into as (see figure 3) in the semi-solid state heat tracing chamber 21 of heating unit, and baffle plate 3 is returned to blocking position then.The semi-solid temperature that method by coil heats makes the base substrate 61 of matrix material be heated to 600 ℃ becomes solidliquid mixture 62, is incubated 10min then.
4. after making baffle plate 3 transform to the open site by blocking position, the primer fluid press pump 13 once more, and make push rod 12 solidliquid mixture 62 that 3. step obtains be injected (see figure 4)s in the die cavity 51 that is filled into assembling die 5 by deflection cone oralia 23 and semi-solid-state shaping filling channel 52 with the pressure of 200MPa, keep-up pressure and be 50MPa, dwell time is 20min, and the demoulding is taken out and can be obtained and the corresponding aluminum matrix composite 63 of die cavity 51 shapes.
The mechanical property of the aluminum matrix composite that present embodiment obtains sees Table 1.
(embodiment 3～embodiment 7)
The device of each embodiment is identical with embodiment 1, and the method for each embodiment is substantially the same manner as Example 2, and difference sees Table 1.
Table 1
| Embodiment 2 | |
|
|
|
Embodiment 7 | |
| Al alloy component | 6061 | 6061 | 6061 | 6061 | 6061 | 6061 |
| Al alloy powder median size/μ m | 60 | 50 | 20 | 80 | 100 | 40 |
| Wild phase | SiC | SiC | Al 2O 3 | Al 2O 3 | TiC | TiC |
| Shared massfraction/the % of wild phase particle | 10 | 15 | 25 | 20 | 5 | 33 |
| Wild phase particle median size/μ m | 30 | 60 | 10 | 50 | 80 | 25 |
| Pressing pressure/MPa | 300 | 290 | 320 | 310 | 280 | 300 |
| Cold pressing temperature/℃ | 25 | 25 | 20 | 15 | 0 | 50 |
| Dwell time/ |
5 | 10 | 5 | 20 | 10 | 15 |
| Semi-solid temperature/℃ | 600 | 650 | 550 | 650 | 600 | 550 |
| Soaking time/min | 10 | 30 | 20 | 25 | 15 | 25 |
| Injection pressure/MPa | 200 | 190 | 220 | 180 | 210 | 200 |
| Yield strength/MPa | 286 | 297 | 237 | 249 | 265 | 274 |
| Tensile strength/MPa | 354 | 367 | 343 | 358 | 352 | 348 |
| Unit elongation/% | 10 | 8.4 | 7.7 | 6.3 | 6.8 | 7.3 |
| Young's modulus/GPa | 75 | 82 | 78 | 92 | 87 | 81 |
Claims (9)
1, the manufacturing process of a kind of aluminum matrix composite or aluminium-base composite material member is characterized in that: adopt semi-solid manufacturing process, have following steps:
1. Al alloy powder and wild phase powder mixes is even, obtain mixed powder (6);
2. the mixed powder that 1. step is obtained (6) joins in the utensil of colding pressing (11) with regular inner chamber and colds pressing, and obtains the base substrate (61) of the corresponding matrix material of cavity shape with the utensil (11) of colding pressing;
3. the base substrate of the matrix material that 2. step is obtained (61) adds and to heat in the heating unit (21) and become semi-solid solidliquid mixture (62);
4. the solidliquid mixture that 3. step is obtained (62) injection is filled in the die cavity (51) of assembling die (5), obtains and corresponding aluminum matrix composite of die cavity (51) shape or aluminium-base composite material member (63).
2, the manufacturing process of aluminum matrix composite according to claim 1 or aluminium-base composite material member is characterized in that:
Step 1. in, the weight ratio of Al alloy powder and wild phase powder is 2:1～19:1;
Step 2. in, valve (41) by control hopper (4), the mixed powder (6) that 1. step is obtained is quantitatively joined in the cold pressing chamber (11) as the utensil of colding pressing by hopper (4) as required, when colding pressing, primer fluid press pump (13), make push rod (12) with the pressure of 280MPa～320MPa to mixed powder (6) compacting of colding pressing, and pressurize 5min～20min, and obtain the base substrate (61) of columniform matrix material; Baffle plate during compacting (3) is in blocking position;
Step 3. in, by baffle plate (3) is transformed to the open site by blocking position, and the base substrate (61) of the matrix material that 2. step is obtained by push rod (12) is pushed in the semi-solid state heat tracing chamber (21) as heating unit, and baffle plate (3) is returned to blocking position then; The semi-solid temperature that makes the base substrate (61) of matrix material be heated to 550 ℃～650 ℃ by the method for coil heats becomes solidliquid mixture (62), is incubated 10min～30min then;
Step 4. in, after making baffle plate (3) transform to the open site by blocking position, primer fluid press pump (13) once more, and push rod (12) is filled in the die cavity (51) of assembling die (5) by deflection cone oralia (23) and semi-solid-state shaping filling channel (52) injection with the solidliquid mixture (62) that 3. pressure of 180MPa～220MPa obtain step.
3, the manufacturing process of aluminum matrix composite according to claim 1 and 2 or aluminium-base composite material member is characterized in that: the chemical ingredients of the wild phase powder of step described in 1. is SiC, TiC or Al
2O
3
4, the manufacturing process of aluminum matrix composite according to claim 3 or aluminium-base composite material member, it is characterized in that: the wild phase powder of step described in 1. is to be sieved after by mechanical ball milling by the bulk of described corresponding composition or particulate state wild phase material to obtain, and the median size of powder particle is 10 μ m～80 μ m.
5, the manufacturing process of aluminum matrix composite according to claim 1 and 2 or aluminium-base composite material member is characterized in that: the composition of the Al alloy powder of step described in 1. is Al
aM
bN
cWherein M is at least a among Mg, Si, Cu, the Zn; N is a kind of among Mn, Ti, Ni, Fe, the Cr or two kinds or three kinds; A, b, c are parts by weight, and a+b+c=100,86≤a≤99,0≤b≤13,0≤c≤1, and b and c are not 0,1≤(b+c)≤14 simultaneously.
6, the manufacturing process of aluminum matrix composite according to claim 5 or aluminium-base composite material member, it is characterized in that: the 1. described Al alloy powder of step is that the median size of powder particle is 20 μ m～100 μ m by the Al alloy powder of atomization preparation or the over-spray powder that is obtained by spray-up method.
7, the manufacturing process of aluminum matrix composite according to claim 1 and 2 or aluminium-base composite material member is characterized in that: step 2. in, the envrionment temperature when colding pressing is 0 ℃～50 ℃.
8, the building mortion of a kind of aluminum matrix composite or aluminium-base composite material member is characterized in that: comprise hopper (4), cold pressing chamber (11), push rod (12), hydro-pump (13), baffle plate (3), semi-solid state heat tracing chamber (21), heater coil
(22), deflection cone oralia (23) and assembling die (5); Described assembling die (5), deflection cone oralia (23), semi-solid state heat tracing chamber (21), baffle plate (3), cold pressing chamber (11), push rod (12) and hydro-pump (13) set gradually according to order from left to right;
Cold pressing chamber (11) and semi-solid state heat tracing chamber (21) include columniform inner chamber, and the pore size of both inner chambers is identical, and the axis of both inner chambers is also identical;
Hopper (4) is positioned at the top of cold pressing chamber (11) and communicates with the inner chamber of cold pressing chamber (11);
Push rod (12) is arranged in cold pressing chamber (11) and horizontally slips with cold pressing chamber (11) and is connected, and push rod (12) is also as the piston of hydro-pump (13);
Baffle plate (3) is provided with material path (31), baffle plate (3) is positioned between semi-solid state heat tracing chamber (21) and the cold pressing chamber (11), baffle plate (3) can be in the blocking position that is covered the inner chamber of the inner chamber of semi-solid state heat tracing chamber (21) and cold pressing chamber (11) by its plate body with respect to semi-solid state heat tracing chamber (21) and cold pressing chamber (11), and is in the open site that the inner chamber of the inner chamber of semi-solid state heat tracing chamber (21) and cold pressing chamber (11) is connected by its material path (31);
Heater coil (22) is around the periphery setting of semi-solid state heat tracing chamber (21); Deflection cone oralia (23) is provided with truncated cone-shaped channel, the semi-solid-state shaping filling channel (52) of port that the diameter of this truncated cone-shaped channel is less and assembling die (5); Semi-solid-state shaping filling channel (52) communicates with the die cavity (51) of assembling die (5).
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