CN209255808U - A kind of device preparing multifunctional metal-base composite casting - Google Patents
A kind of device preparing multifunctional metal-base composite casting Download PDFInfo
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- CN209255808U CN209255808U CN201821836207.2U CN201821836207U CN209255808U CN 209255808 U CN209255808 U CN 209255808U CN 201821836207 U CN201821836207 U CN 201821836207U CN 209255808 U CN209255808 U CN 209255808U
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- running channel
- tundish
- cross gate
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Abstract
The utility model relates to a kind of devices for preparing multifunctional metal-base composite casting, belong to metal-base composites preparation technical field.The device is mainly made of formed punch, casting ladle, tundish, die heater, running channel, upper mold, lower mold, support base, pedestal and motor；Tundish is connect with running channel upper end, and casting ladle is set to the upper side of tundish；Formed punch is set to the top of running channel, can move up and down into and out running channel；Die heater is set to the periphery of upper and lower mold, or inlays in a mold；Upper mold and lower mold are placed on support base, and support base is placed on pedestal, and support base is connected with motor, and motor drives upper mold and lower mold to rotate by support base.The device of the utility model, structure is simple, easy to operate；Casting technique is simple, and process is few, carries out under air and normal pressure, meets the energy-saving and environment-friendly theme of present society.
Description
Technical field
The utility model relates to a kind of devices for preparing multifunctional metal-base composite casting, belong to metal material processing
Field, especially metal-base composites preparation technical field.
Background technique
As science and technology is grown rapidly, the requirement to the comprehensive performance of material improves further, and traditional metal materials are gradually not
It is able to satisfy actual demand, for the service performance for promoting aircraft, automobile etc., mitigates its weight, improves payload, reduces the energy
Consumption has the Metal Substrate for the features such as specific strength, specific modulus are high, wearability, fatigue durability, high-termal conductivity and low thermal coefficient of expansion
Composite material is greatly paid attention to, and quickly grows, and becomes one of the important research direction of domestic and international high-technology field.
It is multi-functional in order to meet the more harsh requirement that the high-tech sectors such as aerospace, aviation, advanced power propose material
The research and preparation of composite material and its component seem further important.Its heterogeneous characteristic is multiple compared to homogeneous in certain circumstances
Condensation material has very excellent performance, can give full play to the particular advantages of various materials, and can overcome respective disadvantage.
Its appearance causes the attention of various fields researcher, and develops into the important topic in current structure investigation of materials field
One of, it has a extensive future.
At present the preparation method of multifunctional composite and its component mainly include admittedly composite algorithm, solid-liquid composite algorithm and
Liquid liquid composite algorithm etc., but these methods exist that device structure is complicated, preparation cost is high, it is poor that material interface combines, performance is low,
The outstanding problems such as quality conformance difference.Therefore multifunctional composite component how is efficiently prepared as research emphasis.
Utility model content
In order to overcome the problems, such as above-mentioned technology there are the shortcomings that and, prepare more function the purpose of this utility model is to provide a kind of
The device of energy metal-base composites casting.
In order to achieve the above object, the utility model uses following technical scheme:
A kind of device preparing multifunctional metal-base composite casting, the device is mainly by formed punch, casting ladle, tundish, mould
Have heater, running channel, upper mold, lower mold, support base, pedestal and motor to constitute；Tundish is connect with running channel upper end, casting ladle setting
In the upper side of tundish；Formed punch is set to the top of running channel, can move up and down into and out running channel；Die heater setting
It in the periphery of upper and lower mold, or inlays in a mold, mold is heated；Upper mold and lower mold are placed on support base, branch
Support seat is placed on pedestal, and support base is connected with motor, and motor drives upper mold and lower mold to rotate by support base.
In above-mentioned apparatus, the casting ladle is two (containing 2) or more, for containing different melts, is respectively placed in and pours
Two sides right above cup, can pour into alloy liquid into mold by tundish.
In above-mentioned apparatus, the formed punch is set to the surface of running channel, and clearance fit can be formed between formed punch and running channel,
Gap very little, about 2-10 micron, formed punch can move into running channel, pressurize to the alloy melt in mold.
In above-mentioned apparatus, the running channel can be sprue, and sprue one end connects tundish, other end connecting-type chamber.
Alloy liquid in casting ladle is entered in the type chamber formed after upper mold and lower mold clamping by sprue.
Or the running channel is made of sprue and cross gate, sprue one end connects tundish, and other end connection is horizontal to pour
Road, cross gate are connect with type chamber.Alloy liquid in casting ladle enters cross gate by sprue, in inflow type chamber.
Or the running channel is made of sprue, cross gate and ingate；Sprue one end connects tundish, and the other end connects
Cross gate is connect, cross gate is connect with ingate, and ingate is connect with type chamber；Alloy liquid in casting ladle enters cross by sprue
Running channel, then by ingate inflow type chamber.
In above-mentioned apparatus, cross gate can be 2-12, be evenly distributed；Ingate is a plurality of.
In above-mentioned apparatus, the position of sprue, the lower part of the upper mold and lower mold are reserved in the upper mold
Top reserve the position of cross gate or cross gate and ingate；In the reserved location of the sprue insertion upper mold, institute
In cross gate or cross gate and ingate the insertion upper mold stated and the position reserved after lower mold clamping.
In above-mentioned apparatus, the upper end of sprue reserved location in the tundish insertion upper mold.
The device for preparing multifunctional metal-base composite casting of the utility model can be horizontal placement, can also be vertical
Formula is placed.
The advantages of the utility model:
The utility model provides a kind of device for efficiently preparing multifunctional metal-base composite, and equipment configuration is simple,
It is easy to operate；Casting technique is simple, and process is few, carries out under air and normal pressure, meets the energy-saving and environment-friendly theme of present society.It adopts
With the device prepare composite material height centrifugation shearing force and pressure effect under, institutional framework be improved significantly, crystal grain is thin
Change obviously, particle is well combined with matrix, and comprehensive performance is significantly improved.The device of the utility model can be used for preparing
The composite castings such as hub, brake rim are moved, interface cohesion is good between the multiple layer metal based composites of preparation, performance height, quality
Consistency is good, high yield rate.
Detailed description of the invention
Fig. 1 is utility model device structural schematic diagram.
Fig. 2 is aluminum matrix composite braking hub casts schematic diagram.
Main appended drawing reference explanation:
1 formed punch, 2 casting ladle
3 casting ladle, 4 tundish
5 die heater, 6 running channel
The lower mold of 7 upper molds 8
9 support base, 10 pedestal
11 motor, 12 high-strength and high ductility layer
13 composite-material abrasive layers
Specific embodiment
The utility model can be implemented according to following instance, but not limited to this, these embodiments are solely for the purpose of illustration
The utility model implementation process, rather than the scope of the utility model is limited in any way, below in an example, not in detail
The various processes and method of description are conventional methods as known in the art.
As shown in Figure 1, the utility model prepares the device of multifunctional metal-base composite casting, mainly by following part
It constitutes: formed punch 1, casting ladle 2, casting ladle 3, tundish 4, die heater 5, running channel 6, upper mold 7, lower mold 8, support base 9, pedestal 10
It is constituted with motor 11.Formed punch 1 is located at the surface of running channel 6 and beaker 4, can move up and down into and out running channel 6.Tundish 4
It is fixed on the top of running channel 6, is connect with 6 upper end of running channel, casting ladle is two, and casting ladle 2 and casting ladle 3 are placed in 4 surface two sides of tundish,
Alloy liquid can be poured into mold by tundish 4.Die heater 5 is placed in the periphery (can also be inlaid into mold) of mold,
Mold is heated；Upper mold 7 and lower mold 8 are placed in the top of support base 9, and upper mold 7, lower mold 8, support base 9 are set
In on pedestal 10, support base 9 is connected with motor 11, and motor 11 drives upper mold 7 and the rotation of lower mold 8 by support base 9.
As shown in Figure 1, running channel 6 is made of sprue and cross gate, sprue one end connects tundish 4, and other end connection is horizontal
One end of running channel, cross gate is connect with sprue, and the other end is connected to type chamber；Alloy liquid in casting ladle is entered by sprue
Cross gate, then flow into the type chamber formed after upper mold 7 and the molding of lower mold 8；Cross gate can be 2-12, in uniform point
Cloth.Running channel 6 in Fig. 1 can moreover be only sprue, and sprue one end connects tundish 4, other end connecting-type chamber；Conjunction in casting ladle
Golden liquid is entered in type chamber by sprue.Or running channel 6 can be also made of sprue, cross gate and ingate, ingate can
To be multiple；Sprue one end connects tundish 4, and the other end connects cross gate, and one end of cross gate is connect with sprue, the other end
It is connected to by ingate with type chamber；Alloy liquid in casting ladle enters cross gate by sprue, then flows into type by ingate
In chamber.
The utility model is prepared in the device of multifunctional metal-base composite casting, formed punch 1 and running channel 6 (sprue)
It is clearance fit between size, gap is 2-10 microns, and formed punch 1 can move into running channel 6, to the alloy melt in mold
It pressurizes.
In the device, the position of sprue, the reserved cross in the top of the lower part of upper mold 7 and lower mold 8 are reserved in upper mold 7
The position of running channel (or cross gate and ingate)；Sprue be embedded in upper mold 7 reserved location in, cross gate (or cross gate and
Ingate) it is embedded in the position reserved after upper mold 7 and the molding of lower mold 8.Tundish 4 is embedded in sprue reserved place in upper mold 7
The upper end set.The device can be horizontal placement, can also be vertical placement.
Below for preparing composite brake hub casts, the device of the utility model is described in detail.
The present embodiment prepares the composite brake hub casts of diameter 450mm specification, the casting be one have both it is multi-functional
Casting, outer layer requires high wearability, and internal layer intensity with higher and higher toughness.
According to the above-mentioned requirements of casting, using the device of the utility model, in brake hub outer layer, (volume contains using 15%
Amount) SiCp/ A357 enhancing aluminum-base composite material by silicon carbide particles, and the A357 aluminium with higher-strength and toughness is used in internal layer
Alloy can make braking hub casts have both high-wearing feature and high-intensitive and high tenacity in this way.
The specific equipment and preparation process used is as follows:
As shown in Figure 1, the high tough high abrasion aluminum matrix composite of the preparation of the utility model brakes hub casts device, the dress
It sets and mainly consists of the following parts: formed punch 1, casting ladle 2, casting ladle 3, tundish 4, die heater 5, running channel 6, upper mold 7, lower mold
8, support base 9, pedestal 10 and motor 11 are constituted.Formed punch 1 is located at the surface of running channel 6, can move up and down into and out pour
Road 6.2 casting ladles, casting ladle 2 and casting ladle 3 are placed in 4 surface two sides of tundish, alloy liquid can be poured into mold by tundish 4.2
A casting ladle is placed on 4 top of tundish, and one is used to hold enhancing aluminum-base composite material by silicon carbide particles melt, and one is used to hold
A357 aluminium alloy melt.Die heater 5 is placed in the periphery of mold, heats to mold；Running channel 6 is by 1 sprue and 6
Cross gate composition, one end of cross gate are connect with sprue, and the other end is connected to type chamber, and 6 cross gates are in the same plane
Circumferentially it is uniformly distributed；Alloy liquid in casting ladle enters cross gate by sprue, then flows into type chamber.Upper mold 7 and lower die
Tool 8 is placed in the top of support base 9, and upper mold 7, lower mold 8, support base 9 are placed on pedestal 10, and support base 9 and motor 11 are held in the mouth
It connects, motor 11 drives upper mold 7 and the rotation of lower mold 8 by support base 9.
Its process flow includes the following steps:
(1) before casting, tundish 4, sprue and cross gate are respectively embedded into upper and lower mold, by upper mold 7, lower die
8 molding of tool, using die heater 5, is heated sufficiently to 300 DEG C.The 15%SiC refined is filled in one casting ladle 2p/A357
Enhancing aluminum-base composite material by silicon carbide particles melt is simultaneously kept the temperature, and melt temperature is 630 DEG C, and the conjunction of A357 aluminium is filled in another casting ladle 3
Golden melt is simultaneously kept the temperature, and melt temperature is 720 DEG C.
(2) when casting, motor is opened, the initial revolution 800rpm of motor is set, pours into SiC into tundish 4 from casting ladle 2p/
A357 enhancing aluminum-base composite material by silicon carbide particles melt is centrifuged Composite Melt sufficiently and conforms to the outside formation of type chamber again
Condensation material layer, when material layer melt to be composite is solidified to 590 DEG C, it is solid that the Composite Melt in composite layer has been in half
State at this time pours into the A357 aluminium alloy melt in casting ladle 3 in tundish 4, while stepping up motor rotations to 3000 turns, melt
It is mixed under the action of the centrifugal force with the Composite Melt on the inside of composite material, forms A357 aluminium alloy layer, be then gradually increased
To 6000 turns, casting is sufficiently filled motor rotations under bigger centrifugal force effect, when melt cast and filling finish,
Close motor 11, rapid decrease formed punch 1 squeezes into formed punch 1 in running channel 6, pressurization and pressure maintaining then carried out to formed punch 1, pressurization and
Dwell pressure 80MPa the dwell time 12 seconds, makes metal bath sufficiently be filled and be solidified, to obtain fine and close composite wood
Expect brake hub, as shown in Fig. 2, brake hub outer layer is composite-material abrasive layer 13, internal layer is high-strength and high ductility layer 12.
(3) at the end of casting, aluminum matrix composite brake hub is removed from the molds, clears up upper mold 7, lower mold 8, spray
Coating release agent repeats above-mentioned process, into casting next time.
Interface cohesion is good between brake hub outer layer and internal layer manufactured in the present embodiment, and performance is high, quality conformance is good；Simultaneously
It is simple, convenient.
Claims (10)
1. a kind of device for preparing multifunctional metal-base composite casting, it is characterised in that: the device mainly by formed punch, pour
Packet, tundish, die heater, running channel, upper mold, lower mold, support base, pedestal and motor are constituted；Tundish and running channel upper end connect
It connects, casting ladle is set to the upper side of tundish；Formed punch is set to the top of running channel, can move up and down into and out running channel；Mould
Tool heater is set to the periphery of upper and lower mold, or inlays in a mold；Upper mold and lower mold are placed on support base, support
Seat is placed on pedestal, and support base is connected with motor, and motor drives upper mold and lower mold to rotate by support base.
2. the device according to claim 1 for preparing multifunctional metal-base composite casting, it is characterised in that: described
Casting ladle is two or more.
3. the device according to claim 1 for preparing multifunctional metal-base composite casting, it is characterised in that: described
It is clearance fit between formed punch and running channel.
4. the device according to claim 3 for preparing multifunctional metal-base composite casting, it is characterised in that: described
Gap between formed punch and running channel is 2-10 microns.
5. the device according to claim 1 for preparing multifunctional metal-base composite casting, it is characterised in that: described
Running channel is sprue, and sprue one end connects tundish, other end connecting-type chamber；Or the running channel is by sprue and cross gate
Composition, sprue one end connect tundish, and the other end connects cross gate, and cross gate is connect with type chamber；Or the running channel is by straight
Running channel, cross gate and ingate composition, sprue one end connect tundish, and the other end connects cross gate, and cross gate and ingate connect
It connects, ingate is connect with type chamber.
6. the device according to claim 5 for preparing multifunctional metal-base composite casting, it is characterised in that: described
Cross gate is 2-12, is evenly distributed.
7. the device according to claim 5 for preparing multifunctional metal-base composite casting, it is characterised in that: described
Ingate is a plurality of.
8. the device according to claim 1 for preparing multifunctional metal-base composite casting, it is characterised in that: described
Reserve the position of sprue in upper mold, the top of the lower part of the upper mold and lower mold reserve cross gate or cross gate and
The position of ingate；In the reserved location of the described sprue insertion upper mold, the cross gate or cross gate and ingate
It is embedded in the position reserved after upper mold and lower mold clamping.
9. the device according to claim 8 for preparing multifunctional metal-base composite casting, it is characterised in that: described
Tundish is embedded in the upper end of sprue reserved location in upper mold.
10. the device according to claim 1 for preparing multifunctional metal-base composite casting, it is characterised in that: described
Device be horizontal placement or vertical placement.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821836207.2U CN209255808U (en) | 2018-11-08 | 2018-11-08 | A kind of device preparing multifunctional metal-base composite casting |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821836207.2U CN209255808U (en) | 2018-11-08 | 2018-11-08 | A kind of device preparing multifunctional metal-base composite casting |
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| CN209255808U true CN209255808U (en) | 2019-08-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112828262A (en) * | 2020-12-31 | 2021-05-25 | 河南中恒美新材料有限公司 | Preparation device and preparation method of one-mold porous aluminum profile |
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2018
- 2018-11-08 CN CN201821836207.2U patent/CN209255808U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112828262A (en) * | 2020-12-31 | 2021-05-25 | 河南中恒美新材料有限公司 | Preparation device and preparation method of one-mold porous aluminum profile |
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Effective date of registration: 20210727 Address after: 101407 No.11, Xingke East Street, Yanqi Economic and Technological Development Zone, Huairou District, Beijing Patentee after: Youyan metal composite technology Co.,Ltd. Address before: 101407 No. 11 Xingke East Street, Yanqi Economic Development Zone, Huairou District, Beijing Patentee before: YOUYAN ENGINEERING TECHNOLOGY RESEARCH INSTITUTE Co.,Ltd. |