CN106352203A - Aluminum casting support for vehicle - Google Patents
Aluminum casting support for vehicle Download PDFInfo
- Publication number
- CN106352203A CN106352203A CN201610714712.9A CN201610714712A CN106352203A CN 106352203 A CN106352203 A CN 106352203A CN 201610714712 A CN201610714712 A CN 201610714712A CN 106352203 A CN106352203 A CN 106352203A
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- China
- Prior art keywords
- automobile
- used aluminum
- aluminum casting
- hole
- housing
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M5/00—Engine beds, i.e. means for supporting engines or machines on foundations
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
- C22C21/06—Alloys based on aluminium with magnesium as the next major constituent
- C22C21/08—Alloys based on aluminium with magnesium as the next major constituent with silicon
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Sliding-Contact Bearings (AREA)
Abstract
The invention provides an aluminum casting support for a vehicle. The aluminum casting support for the vehicle comprises a shell, a positioning part and a connecting part. The shell is arranged in a revolving body shape, a disc is arranged in the axis direction of the shell and located at one end of the shell, the disc and the shell are integrally formed, and a round through hole is formed in the thickness direction of the shell. The positioning part is arranged in a revolving body shape, embedded in the round through hole and located at the other end of the shell, and a plurality of grooves are formed in the axis direction of the positioning part in a ring array mode. The connecting part is arranged on the outer side wall of the shell, and a square through hole is formed in the thickness direction of the connecting part and makes the connecting part and the shell communicated. The aluminum casting support for the vehicle is simple in structure and convenient to install; besides, a plurality of positioning components are arranged on the aluminum casting support for the vehicle, so that the aluminum casting support is precise in installation, good in stability and high in wear resistance.
Description
Technical field
The invention belongs to field of mechanical technique, it is related to a kind of aluminum casting bearing, particularly a kind of automobile-used aluminum casts bearing.
Background technology
In the prior art, the bearing of body is used to fixing body and does not shake when using, and plays fixation, improves
The security performance of body.
But in existing body bearing, in order to improve the steadiness of bearing, can will bearing volume design comparison huge
Greatly, thus needing to provide larger space to accommodate bearing, and then whole body is made to become heavy, dumb, in addition, installing
Also more inconvenience.
In sum, for solving the deficiency on existing automobile-used seat structure, need to design a kind of structure simply, easy for installation
And the preferably automobile-used aluminum of steadiness casts bearing.
Content of the invention
The purpose of the present invention is that there are the problems referred to above for existing technology it is proposed that a kind of structure is simple, easy for installation
And the preferably automobile-used aluminum of steadiness casts bearing.
The purpose of the present invention can be realized by following technical proposal: a kind of automobile-used aluminum casts bearing, comprising:
Housing, in rotational-like setting, the axis direction along described housing is provided with disk, and described disk is positioned at described
One end of housing, and be integrally formed with described housing, the thickness direction along described housing is provided with manhole；
Location division, in rotational-like setting, and is flush-mounted in described manhole, and is located at the other end of described housing,
Wherein, the axis direction circular array of described location division is provided with several grooves；
Connecting portion, is arranged on the lateral wall of described housing, and the thickness direction along described connecting portion is provided with square leading to
Hole, connects described connecting portion and described housing.
In above-mentioned a kind of automobile-used aluminum casting bearing, the axis direction circular array along described disk is provided with several
First installing hole, the axis direction along described disk is symmetrically arranged with two location holes.
In above-mentioned a kind of automobile-used aluminum casting bearing, the axis direction circular array along described disk is provided with several
Projection, and the position of each described projection is corresponding with the position of installing hole each described or each described location hole.
In above-mentioned a kind of automobile-used aluminum casting bearing, described in adjacent two, between groove, it is provided with baffle plate, and described in each piece
Circular hole is provided with baffle plate；Integrally formed locating piece is provided with baffle plate on each described baffle plate.
In above-mentioned a kind of automobile-used aluminum casting bearing, the opposite side positioned at described location division that described groove is located is provided with
Several second installing holes, and several described second installing holes are along the axis direction circular array setting of described location division.
In above-mentioned a kind of automobile-used aluminum casting bearing, the outer side edges edge along described square through hole is provided with several the 3rd peaces
Dress hole；The described connecting portion side being provided with described square through hole is provided with cavity.
In above-mentioned a kind of automobile-used aluminum casting bearing, described housing is aluminum alloy material, the element quality hundred of its aluminium alloy
Divide and include than composition, mg:2.0-3.3%, cr:1-2.6%, cu:0.5-1.0%, si:0.3-0.5%, ti≤1%, re:
0.5-1.0%, ni :≤1%, additive 0.1-0.3%, balance of aluminum.The present invention program passes through the additive part added, and makees
It is protective layer under working environment for the alloy and mechanical performance increases functional organization, reached improvement aluminium alloy working stability
Property and the purpose of toleration.By the specific use of additive, overcome that casting process leads to lacks in lattice defect, stress
Fall into the harmful effect with aspects such as intensity.
In above-mentioned a kind of automobile-used aluminum casting bearing, described additive is carbon fiber, ceramic fibre, titanium nitride, Calcium Carbonate
In at least one.
In automobile-used aluminum casting bearing disclosed by the invention, additive is doped in alloy surface in aluminium alloy.
In automobile-used aluminum casting bearing disclosed by the invention, additive doping depth in aluminium alloy is not more than 0.5mm.
In automobile-used aluminum casting bearing disclosed by the invention, be uniformly distributed in the alloy surface that additive adulterates in aluminium alloy or
From outward appearance to inner essence successively decrease (i.e. with the increase of doping depth, in same depth, the content of additive reduces).
In the present invention program, the surface structure of aluminium alloy is only entrained in using the additive of low-doped amount it is achieved that low
Abrasion resistance properties under doping and the stable lifting of mechanical performance, decrease the content in alloy components internal additives simultaneously,
And reduce the content of doping " impurity " the form material of main part, thus reduce the generation of the lattice defect leading to because of doping
Probability.
In above-mentioned a kind of automobile-used aluminum casting bearing, at least part of region of described surface of shell is additionally provided with buffer structure,
The material of described buffer structure is stannum.This programme passes through the buffer structure of the stannum material of setting, when being impacted, first with
The soft characteristic of metallic tin matter, deforms upon and realizes physical buffer, simultaneously using deformed microstructure between friction kinetic energy is converted into
Heat energy, strengthens the viscosity flow of stannum to a certain extent and plays the effect of lubrication skew, reduce the probability of direct rigid collision, with
When the difficult compressibility of metallic tin and relatively low viscosity flow make by collision area formed in a short time one have larger
The relief area of " elastic ", thus defining resilient protection area to a certain extent, thus greatly reduce collision harm.
In above-mentioned a kind of automobile-used aluminum casting bearing, described buffer structure has pore structure at surface of shell.
The pore structure that this programme is formed, when being collided, the preferred deformation of metallic tin forms relatively airtight structure, now inside it
Pore structure then form cavity, impact stressed configuration under, the pressurized circulation of vacuolization, be conducive to converting impact kinetic energy,
And harm reduction.
In above-mentioned a kind of automobile-used aluminum casting bearing, described buffer structure becomes del or inversed taper platform from outside to inside
Shape.The del of this programme or inversed taper platform shape form the high distributed areas of stannum in outside, thus when being conducive to pressurized, airtight outer
Portion's structure and the formation of cavity structure, thus the conversion using impact kinetic energy.
In above-mentioned a kind of automobile-used aluminum casting bearing, described buffer structure outer surface becomes close-packed arrays structure or overall knot
Structure.So that in an initial condition, outboard structure has relatively external for the close-packed arrays structure of this programme or overall structure
Tin layers structure, such that it is able to have, to relatively slow collision extruding, well adapting to property, reduces the demand to the response time, from
And when being conducive to pressurized, the formation of airtight external structure and cavity structure, thus using the conversion of impact kinetic energy, and this knot
Structure is conducive to the control to internal cavity structure, and lifts the controlling to product shock-absorbing capacity.
In above-mentioned a kind of automobile-used aluminum casting bearing, its surface of described additive is all pre-formed with intermediate layer, described in
Interbed includes at least one of which aluminum middle layer.
In above-mentioned a kind of automobile-used aluminum casting bearing, in described intermediate layer, the thickness of every layer of aluminum middle layer is that 0.1-0.4 is micro-
Rice.
In above-mentioned a kind of automobile-used aluminum casting bearing, the gross thickness in described intermediate layer is 2-3 micron.
Control to total interlayer thickness and each thickness degree in the present invention, to adapt to additive to alloy stability, ring
Border toleration and the impact of the compatibility to alloy structure, reduce the occurrence probability of negative interaction, thus being formed adding part
Consistent and effective phase composition part, thus form better tolerance and mechanicalness exsertile improvement group on alloy structure top layer
Knit.
In above-mentioned a kind of automobile-used aluminum casting bearing, at least part of region of described surface of shell is also formed with outwardly
Bulge-structure.
In above-mentioned a kind of automobile-used aluminum casting bearing, described bulge-structure includes the main body of silicone rubber material.In this programme
The main body of silicone rubber material makes this bulge-structure have good elasticity and buffering recovery capability, so that it is being collided
When, good flexible buffer is provided.
In above-mentioned a kind of automobile-used aluminum casting bearing, the main body of described bulge-structure is additionally provided with hard cap, hard cap
It is arranged on body end and match with body end.In this programme, the hard cap of setting, is that the main body of silicone rubber material carries
Wearability can be improved for while protection so as to be difficult to be destroyed in use again simultaneously, prevent from wearing and tearing.Hard cap is permissible
For ceramic cap, this ceramic cap can be silicon carbide ceramics sheet type, and it has the good compatibility, again with silicone rubber main body simultaneously
There is light weight, the characteristic that rigidity is good, wearability is strong is sufficiently protected so as to provide to bulge-structure.Silicon carbide ceramics sheet type
Hard cap, using silicon carbide ceramics high strength and high hardness characteristic and combine its relatively thin thickness, and product be subject to relatively
During large impact, preferential occur rigidity broken, then again stress is delivered to the structures such as main body, thus product is implemented with rigidity-soft
Property double protection, thus the protecting against shock of improving product and abrasion resistance properties.In the program, silicon carbide ceramics can be, its raw material group
Become to include, in terms of parts by weight: 100 parts of alpha-silicon carbide；Alumina particle and magnesium oxide particle 0.3-1.2 part；Fluorspar Powder 0.2
Part；Yag powder 3-10 part.Preferably, the granularity of alpha-silicon carbide is d50≤0.5 micron.It is furthermore preferred that alumina particle and oxygen
The granularity changing magnesium granules is d50≤3.0 micron.It is highly preferred that raw material is prepared through water base ball milling, wherein water base ball milling when add account for
The pva aqueous solution of raw material gross mass percent 16-20%, the concentration of pva aqueous solution is 10wt.%.It is highly preferred that water base ball milling
When be also added with accounting for the dispersant of raw material gross mass percent 0.05-0.5%.
Compared with prior art, the automobile-used aluminum casting bearing that the present invention provides, structure is simple, easy for installation, and automobile-used aluminum
It is provided with several positioning elements so that the installation of automobile-used aluminum casting bearing is accurate on casting bearing.
Brief description
Fig. 1 is the structural representation that a kind of automobile-used aluminum of the present invention casts bearing.
Fig. 2 is the top view that automobile-used aluminum shown in Fig. 1 casts bearing.
Fig. 3 is the upward view that automobile-used aluminum shown in Fig. 1 casts bearing.
In figure, 100, housing；110th, disk；111st, the first installing hole；112nd, location hole；113rd, projection；120th, circular logical
Hole；200th, location division；210th, groove；220th, baffle plate；221st, circular hole；222nd, locating piece；230th, the second installing hole；300th, connect
Portion；310th, square through hole；320th, the 3rd installing hole；330th, cavity.
Specific embodiment
The following is the specific embodiment of the present invention and combine accompanying drawing, technical scheme is further described,
But the present invention is not limited to these embodiments.
As depicted in figs. 1 and 2, a kind of automobile-used aluminum casting bearing that the present invention provides, comprising: housing 100, sets in rotational-like
Put, the axis direction along housing 100 is provided with disk 110, and disk 110 be located at one end of housing 100, and with housing 100 1
Body formed, the thickness direction along housing 100 is provided with manhole 120；Location division 200, in rotational-like setting, and is flush-mounted in
In manhole 120, and the other end positioned at housing 100, wherein, along the axis direction circular array setting of location division 200
There are several grooves 210；Connecting portion 300, is arranged on the lateral wall of housing 100, and the thickness direction setting along connecting portion 300
There is square through hole 310 so that connecting portion 300 is connected with housing 100.
Preferably, as depicted in figs. 1 and 2, the axis direction circular array of disk 110 is provided with several the first peaces
Dress hole 111 is it is preferable that the first installing hole 111 is counterbore so that the installed surface that automobile-used aluminum casts bearing becomes smooth, smooth；Along circle
The axis direction of disk 110 is symmetrically arranged with two location holes 112 so that automobile-used aluminum casting bearing is installed accurately.
Preferably, as shown in figures 1 and 3, the axis direction circular array of disk 110 is provided with several projections
113, and the position of each projection 113 corresponding with the position of each installing hole or each location hole 112 so that automobile-used
Aluminum casts bearing accurate positioning when mounted.
Preferably, as depicted in figs. 1 and 2, it is provided with baffle plate 220 between adjacent two grooves 210, and each piece of baffle plate 220
On be provided with circular hole 221, connection end when being connected with other parts as location division 200；Arrange on each baffle plate 220
There is locating piece 222 integrally formed with baffle plate 220 so that registration when location division 200 is connected with other parts.
Preferably, as shown in figures 1 and 3, the opposite side positioned at groove 210 place location division 200 is provided with several
Second installing hole 230, and several second installing holes 230 are along the axis direction circular array setting of location division 200, as fixed
Connection end when position portion 200 is connected with other parts.
Preferably, as depicted in figs. 1 and 2, the outer side edges edge of square through hole 310 is provided with several the 3rd installing holes
320, in order to connect other parts or the connecting hole as the portion of being tightly connected 300.
Preferably, as depicted in figs. 1 and 2, connecting portion 300 side being provided with square through hole 310 is provided with cavity 330,
As connection other parts or the receiving space as the portion of being tightly connected 300.
In the present invention program, housing is aluminum alloy material, and including, without being limited to embodiment set forth below is the present invention program
The section Example of middle housing.
The embodiment 1 of aluminum alloy material
In the present embodiment, the element mass percent composition being applied to the aluminium alloy of housing includes, mg:2.9%, cr:
1%, cu:0.8%, si:0.47%, ti:1%, re:0.5%, ni:0.1%, additive 0.1-0.3%, balance of aluminum.
The embodiment 2 of aluminum alloy material
In the present embodiment, the element mass percent composition being applied to the aluminium alloy of housing includes, mg:2.8%, cr:
1.1%, cu:0.6%, si:0.48%, ti:0.08%, re:0.6%, ni:0.15%, additive 0.1-0.3%, balance of
Aluminum.
The embodiment 3 of aluminum alloy material
In the present embodiment, the element mass percent composition being applied to the aluminium alloy of housing includes, mg:2.7%, cr:
1.2%, cu:0.5%, si:0.31%, ti:0.06%, re:0.7%, ni:0.22%, additive 0.1-0.3%, balance of
Aluminum.
The embodiment 4 of aluminum alloy material
In the present embodiment, the element mass percent composition being applied to the aluminium alloy of housing includes, mg:2.6%, cr:
1.3%, cu:1.0%, si:0.39%, ti:0.04%, re:0.8%, ni:0.5%, additive 0.1-0.3%, balance of
Aluminum.
The embodiment 5 of aluminum alloy material
In the present embodiment, the element mass percent composition being applied to the aluminium alloy of housing includes, mg:2.5%, cr:
1.4%, cu:0.9%, si:0.48%, ti:0.02%, re:0.9%, ni:0.6%, additive 0.1-0.3%, balance of
Aluminum.
The embodiment 6 of aluminum alloy material
In the present embodiment, the element mass percent composition being applied to the aluminium alloy of housing includes, mg:2.4%, cr:
1.5%, cu:0.7%, si:0.47%, ti:0.1%, re:1.0%, ni:0.7%, additive 0.1-0.3%, balance of aluminum.
The embodiment 7 of aluminum alloy material
In the present embodiment, the element mass percent composition being applied to the aluminium alloy of housing includes, mg:2.3%, cr:
1.6%, cu:0.75%, si:0.42%, ti:0.2%, re:0.54%, ni:0.04%, additive 0.1-0.3%, balance of
Aluminum.
The embodiment 8 of aluminum alloy material
In the present embodiment, the element mass percent composition being applied to the aluminium alloy of housing includes, mg:2.2%, cr:
1.7%, cu:0.55%, si:0.33%, ti:0.3%, re:0.68%, ni:0.5%, additive 0.1-0.3%, balance of
Aluminum.
The embodiment 9 of aluminum alloy material
In the present embodiment, the element mass percent composition being applied to the aluminium alloy of housing includes, mg:2.1%, cr:
2.6%, cu:0.65%, si:0.39%, ti:0.4%, re:0.77%, ni:0.4%, additive 0.1-0.3%, balance of
Aluminum.
The embodiment 10 of aluminum alloy material
In the present embodiment, the element mass percent composition being applied to the aluminium alloy of housing includes, mg:2.0%, cr:
2.4%, cu:0.93%, si:0.4%, ti:0.5%, re:0.84%, ni:0.01%, additive 0.1-0.3%, balance of
Aluminum.
The embodiment 11 of aluminum alloy material
In the present embodiment, the element mass percent composition being applied to the aluminium alloy of housing includes, mg:3%, cr:
2.2%, cu:0.88%, si:0.5%, ti:0.6%, re:0.97%, ni:0.1%, additive 0.1-0.3%, balance of
Aluminum.
The embodiment 12 of aluminum alloy material
In the present embodiment, the element mass percent composition being applied to the aluminium alloy of housing includes, mg:3.3%, cr:
2%, cu:0.72%, si:0.3%, ti:0.7%, re:0.88%, ni:0.8%, additive 0.1-0.3%, balance of aluminum.
The embodiment 13 of aluminum alloy material
In the present embodiment, the element mass percent composition being applied to the aluminium alloy of housing includes, mg:3.1%, cr:
1.8%, cu:0.64%, si:0.42%, ti:0.8%, re:0.62%, ni:0.7%, additive 0.1-0.3%, balance of
Aluminum.
The embodiment 14 of aluminum alloy material
In the present embodiment, the element mass percent composition being applied to the aluminium alloy of housing includes, mg:3.2%, cr:
1.9%, cu:0.76%, si:0.35%, ti:0.9%, re:0.88%, ni:1%, additive 0.1-0.3%, balance of aluminum.
Table 1 embodiment 1-17 sample mechanical performance
Table 1 test value is respective samples and randomly draws 100, retest plot mean, and size of sample is 3mm*
The sheet material of 1*10.Separately extract 10 samples simultaneously, in felt, bristles, sandstone, each 25wt% of shot, simulate abrasion environment,
Frequency of vibration 2-10hz, continuous 1000 hours, sample surfaces were no substantially uneven, and surface loss is less than 0.2mm.
In view of the present invention program embodiment is numerous, each embodiment experimental data is huge numerous, is not suitable for arranging one by one herein
Lift explanation, but required for each embodiment, the content of checking is all close with the final conclusion obtaining, so unreal to each herein
The checking content applying example is illustrated one by one, only using above example 1-14 as the representative explanation excellent part of the present patent application.
Include, without being limited to following examples in interior content, for including, without being limited to cited by above-described embodiment 1-14
(through measuring, after optimization, test abrasion resistance properties and mechanical performance correspond to institute compared to upper table 1 for the optimization further of technical scheme
Show all obtain 10-40% about lifting), rather than limiting the scope of the present invention.
Include, without being limited in above-described embodiment, additive can be for including, without being limited to following any case: adds
Agent carbon fiber is 0.13wt% in aluminium alloy content；Additive ceramic fibre is 0.3wt% in aluminium alloy content；Additive nitrogenizes
Titanium is 0.2wt% in aluminium alloy content；Additive Calcium Carbonate is 0.1wt% in aluminium alloy content；Additive carbon fiber, pottery are fine
Dimension is respectively 0.1wt%, 0.13wt% in aluminium alloy content；Additive carbon fiber, Calcium Carbonate are respectively in aluminium alloy content
0.01wt%, 0.16wt%wt%；Additive carbon fiber, titanium nitride are respectively 0.15wt%, 0.13wt% in aluminium alloy content；
Additive ceramic fibre, titanium nitride are respectively 0.1wt%, 0.18wt% in aluminium alloy content；Additive ceramic fibre, Calcium Carbonate
It is respectively 0.05wt%, 0.05wt% in aluminium alloy content；Additive titanium nitride, Calcium Carbonate are respectively in aluminium alloy content
0.01wt%, 0.23wt%；Additive carbon fiber, ceramic fibre, titanium nitride aluminium alloy content be respectively 0.1wt%,
0.03wt%, 0.13wt%；Additive carbon fiber, ceramic fibre, Calcium Carbonate aluminium alloy content be respectively 0.04wt%,
0.08wt%, 0.12wt%；Additive carbon fiber, titanium nitride, Calcium Carbonate aluminium alloy content be respectively 0.15wt%,
0.07wt%, 0.04wt%；Additive ceramic fibre, titanium nitride, Calcium Carbonate aluminium alloy content be respectively 0.01wt%,
0.23wt%, 0.03wt%；Additive carbon fiber, ceramic fibre, titanium nitride, Calcium Carbonate are respectively in aluminium alloy content
0.11wt%, 0.03wt%, 0.05wt%, 0.11wt%；Additive carbon fiber, Calcium Carbonate are respectively in aluminium alloy content
0.08wt%, 0.03wt%；Additive carbon fiber, ceramic fibre, titanium nitride, Calcium Carbonate are respectively in aluminium alloy content
0.08wt%, 0.03wt%, 0.05wt%, 0.10wt%.
With include, without being limited to what above-described embodiment distinguished: additive is doped in alloy surface in aluminium alloy.
With include, without being limited to what above-described embodiment distinguished: additive in aluminium alloy doping depth be 0.5mm (add
Agent in aluminium alloy doping depth can also for 0.17mm, 0.29mm, 0.36mm, 0.48mm, 0.32mm, 0.4mm, 0.24mm,
0.25mm、0.21mm、0.18mm、0.30mm、0.33mm、0.14mm、0.22mm、0.103mm、0.02mm、0.05mm、
0.07mm, 0.08mm, 0.1mm, 0.2mm, 0.15mm, 0.25mm, 0.35mm, 0.45mm and other are not more than 0.5mm's
Value).It is that alloy surface defines one and is mainly made up of with alloy as bonding additive when being agglomerated into a very little thickness
The shell of agent, now has good wearability and resistance to elevated temperatures.Now, additive can be in doping depth in copper alloy
Alloy surface in be uniformly distributed；Can also content from outward appearance to inner essence successively decrease, that is, with the increase of doping depth, in same depth
The content of additive reduces.
With include, without being limited to what above-described embodiment distinguished: in the alloy surface that additive adulterates in aluminium alloy uniformly
Distribution.
With include, without being limited to what above-described embodiment distinguished: by table in the alloy surface that additive adulterates in aluminium alloy
And inner successively decrease (i.e. with the increase of doping depth, in same depth, the content of additive reduces).
With include, without being limited to what above-described embodiment distinguished: at least part of region of surface of shell be additionally provided with buffering knot
Structure, the material of buffer structure is stannum.
With include, without being limited to what above-described embodiment distinguished: buffer structure have at surface of shell hole knot
Structure.
With include, without being limited to what above-described embodiment distinguished: buffer structure becomes del from outside to inside.
With include, without being limited to what above-described embodiment distinguished: buffer structure becomes inversed taper platform shape from outside to inside.
With include, without being limited to what above-described embodiment distinguished: buffer structure outer surface becomes close-packed arrays structure, that is, buffer
The exterior section of structure is close to arrangement.
With include, without being limited to what above-described embodiment distinguished: the integral structure of buffer structure outer surface, i.e. buffer structure
The integral complete structure of Outboard Sections.
With include, without being limited to what above-described embodiment distinguished: its surface of additive is all pre-formed with intermediate layer, described
Intermediate layer includes at least one of which aluminum middle layer.
With include, without being limited to what above-described embodiment distinguished: in intermediate layer the thickness of every layer of aluminum middle layer be 0.1 micron
(in intermediate layer the thickness of every layer of aluminum middle layer can also for 0.17 micron, 0.29 micron, 0.36 micron, 0.18 micron, 0.32 micro-
Rice, 0.4 micron, 0.24 micron, 0.25 micron, 0.21 micron, 0.13 micron, 0.30 micron, 0.33 micron, 0.14 micron,
0.22 micron, 0.103 micron, 0.02 micron, 0.19 micron, 0.37 micron, 0.28 micron, 0.1 micron, 0.2 micron, 0.15 micro-
Other arbitrary values in rice, 0.25 micron, 0.35 micron, 0.125 micron and 0.1-0.4 micrometer range).
With include, without being limited to what above-described embodiment distinguished: the gross thickness in intermediate layer be 2 microns of (gross thickness in intermediate layer
Can also for 2.17 microns, 2.29 microns, 2.36 microns, 2.18 microns, 2.32 microns, 2.4 microns, 2.24 microns, 2.25 micro-
Rice, 2.21 microns, 2.13 microns, 2.30 microns, 2.33 microns, 2.14 microns, 2.22 microns, 2.103 microns, 2.02 microns,
2.19 microns, 2.37 microns, 2.28 microns, 2.1 microns, 2.2 microns, 2.5 microns, 2.25 microns, 2.35 microns, 2.6 microns,
2.7 microns, 2.8 microns, 2.9 microns, 3 microns, 2.125 microns, 2.15 microns, 2.45 microns, 2.55 microns, 2.65 microns,
Other arbitrary values in 2.75 microns, 2.85 microns, 2.95 microns and 2-3 micrometer range).
With include, without being limited to what above-described embodiment distinguished: at least part of region of surface of shell is also formed with outwardly
Bulge-structure.
With include, without being limited to what above-described embodiment distinguished: bulge-structure includes the main body of silicone rubber material.
With include, without being limited to what above-described embodiment distinguished: hard cap, hard are additionally provided with the main body of bulge-structure
Cap is arranged on body end and is matched with body end.
With include, without being limited to what above-described embodiment distinguished, hard cap be silicon carbide ceramics sheet type.
With include, without being limited to what above-described embodiment distinguished, the hard cap of silicon carbide ceramics can be by including without limiting
Obtain in preparation embodiment as described below:
Preparation embodiment 1
In this preparation embodiment, the raw material of pottery consists of 100 parts of alpha-silicon carbide；Alumina particle and magnesium oxide particle
0.3 part；(this appropriate Fluorspar Powder plays the appropriateness bond vitrified of assisted oxidation alumina particles to 0.2 part of Fluorspar Powder, and may advantageously facilitate pottery
The molding of porcelain grain skeleton, similarly hereinafter)；5 parts of yag powder, above-mentioned raw materials are through batch mixing ball milling, spray drying, dry-pressing formed, low-temperature sintering
Etc. obtaining sintering ceramic hard cap after technique,
Its low temperature sintering is to sinter under argon protection in vacuum high temperature furnace, and sintering temperature is 1875 DEG C, in-furnace temperature
After reaching sintering temperature, the heat preservation sintering time is 1.3h, and argon is filled with when vacuum high temperature furnace is preheated to 1500 DEG C.
This preparation embodiment prepares ceramics sample 100, sintering finished qualification rate 99%, and sample is through detection, averagely fine and close
Degree ＞ 98%, fracture toughness is less than 4.5mpa.
Preparation embodiment 2
In this preparation embodiment, the raw material of pottery consists of 100 parts of alpha-silicon carbide；Alumina particle and magnesium oxide particle
0.7 part；0.2 part of Fluorspar Powder；3 parts of yag powder, above-mentioned raw materials are through works such as batch mixing ball milling, spray drying, dry-pressing formed, low-temperature sinterings
Obtain after skill sintering ceramic hard cap,
Its low temperature sintering is to sinter under argon protection in vacuum high temperature furnace, and sintering temperature is 1860 DEG C, in-furnace temperature
After reaching sintering temperature, the heat preservation sintering time is 1.8h, and argon is filled with when vacuum high temperature furnace is preheated to 1500 DEG C.
This preparation embodiment prepares ceramics sample 100, sintering finished qualification rate 99%, and sample is through detection, averagely fine and close
Degree ＞ 98%, fracture toughness is less than 4.5mpa.
Preparation embodiment 3
In this preparation embodiment, the raw material of pottery consists of 100 parts of alpha-silicon carbide；Alumina particle and magnesium oxide particle
1.0 part；0.2 part of Fluorspar Powder；10 parts of yag powder, above-mentioned raw materials are through works such as batch mixing ball milling, spray drying, dry-pressing formed, low-temperature sinterings
Obtain after skill sintering ceramic hard cap,
Its low temperature sintering is to sinter under argon protection in vacuum high temperature furnace, and sintering temperature is 1870 DEG C, in-furnace temperature
After reaching sintering temperature, the heat preservation sintering time is 1.3h, and argon is filled with when vacuum high temperature furnace is preheated to 1500 DEG C.
This preparation embodiment prepares ceramics sample 100, sintering finished qualification rate 99%, and sample is through detection, averagely fine and close
Degree ＞ 98%, fracture toughness is less than 4.5mpa.
Preparation embodiment 4
In this preparation embodiment, the raw material of pottery consists of 100 parts of alpha-silicon carbide；Alumina particle and magnesium oxide particle
1.2 part；0.2 part of Fluorspar Powder；7 parts of yag powder, above-mentioned raw materials are through works such as batch mixing ball milling, spray drying, dry-pressing formed, low-temperature sinterings
Obtain after skill sintering ceramic hard cap,
Its low temperature sintering is to sinter under argon protection in vacuum high temperature furnace, and sintering temperature is 1900 DEG C, in-furnace temperature
After reaching sintering temperature, the heat preservation sintering time is 2h, and argon is filled with when vacuum high temperature furnace is preheated to 1500 DEG C.
This preparation embodiment prepares ceramics sample 100, sintering finished qualification rate 99%, and sample is through detection, averagely fine and close
Degree ＞ 98%, fracture toughness is less than 4.5mpa.
Preparation embodiment 5
In this preparation embodiment, the raw material of pottery consists of 100 parts of alpha-silicon carbide；Alumina particle and magnesium oxide particle
0.8 part；0.2 part of Fluorspar Powder；9 parts of yag powder, above-mentioned raw materials are through works such as batch mixing ball milling, spray drying, dry-pressing formed, low-temperature sinterings
Obtain after skill sintering ceramic hard cap,
Its low temperature sintering is to sinter under argon protection in vacuum high temperature furnace, and sintering temperature is 1890 DEG C, in-furnace temperature
After reaching sintering temperature, the heat preservation sintering time is 1.5h, and argon is filled with when vacuum high temperature furnace is preheated to 1500 DEG C.
This preparation embodiment prepares ceramics sample 100, sintering finished qualification rate 99%, and sample is through detection, averagely fine and close
Degree ＞ 98%, fracture toughness is less than 4.5mpa.
Preparation embodiment 6
In this preparation embodiment, the raw material of pottery consists of 100 parts of alpha-silicon carbide；Alumina particle and magnesium oxide particle
0.5 part；0.2 part of Fluorspar Powder；8 parts of yag powder, above-mentioned raw materials are through works such as batch mixing ball milling, spray drying, dry-pressing formed, low-temperature sinterings
Obtain after skill sintering ceramic hard cap,
Its low temperature sintering is to sinter under argon protection in vacuum high temperature furnace, and sintering temperature is 1850 DEG C, in-furnace temperature
After reaching sintering temperature, the heat preservation sintering time is 1.2h, and argon is filled with when vacuum high temperature furnace is preheated to 1500 DEG C.
This preparation embodiment prepares ceramics sample 100, sintering finished qualification rate 99%, and sample is through detection, averagely fine and close
Degree ＞ 98%, fracture toughness is less than 4.5mpa.
Preparation embodiment 7-12 is differed only in preparation embodiment 1-6, and the granularity of alpha-silicon carbide is that d50≤0.5 is micro-
Rice (this place value can also be less than or equal to 0.3 micron, less than or equal to 0.15 micron, be less than or equal to 0.4 micron, be less than or equal to
0.25 micron, less than or equal to 0.37 micron, be less than or equal to 0.13 micron).This place each preparation embodiment prepares ceramics sample 100,
Sintering finished qualification rate 99%, sample is through detection, average density ＞ 98.5%, fracture toughness 4.3-5.0mpa.
Preparation embodiment 13-24 with prepare the differing only in of embodiment 1-12, alumina particle and magnesium oxide particle
Granularity be d50≤3.0 micron (this place value can also be less than or equal to 2.3 microns, be less than or equal to 1.5 microns, be less than or equal to
1.4 microns, less than or equal to 2.25 microns, less than or equal to 2.7 microns, be less than or equal to 1.13 microns).The each preparation in this place embodiment system
Standby ceramics sample 100, sintering finished qualification rate 99%, through detection, average density ＞ 98.5%, fracture toughness (takes sample
Average value ranges, similarly hereinafter) 4.8-5.3mpa.
Preparation embodiment 25-48 is differed only in preparation embodiment 1-24, and raw material is prepared through water base ball milling, wherein water
Add the pva aqueous solution accounting for raw material gross mass percent 16%, the concentration of pva aqueous solution is 10 (wt) % during base ball milling.This place
Each preparation embodiment prepares ceramics sample 100, sintering finished qualification rate 99%, and sample passes through and detects, average density ＞ 98%,
Fracture toughness is more than 7.4mpa.Here during water base ball milling pva aqueous solution add account for raw material gross mass percent can also for 17%,
17.5%th, 18%, 18.5%, 19%, 19.5%, 20%, 18.3%, 17.2%, 16.7%, 19.4%, 16.1%, 18.8%
And the other arbitrary values in the range of 16-20%, and product quality is satisfied by the sintering finished qualification rate of aforementioned claim 99%, sample
Product are through detection, average density ＞ 98%, fracture toughness 5.3-5.8mpa.
Preparation embodiment 47-96 is differed only in preparation embodiment 1-48, and when carrying out water base ball milling, ball milling slurry is dense
Spend for (in terms of solid quality percent) 45%, Ball-milling Time 3h.This place ball milling slurry concentration can also for 46%, 47%,
48%th, other arbitrary values in the range of 49%, 50% or 45-50%；Ball-milling Time can also be 1h, 2h, 1.5h or 1-3h
In the range of other arbitrary values.This place each preparation embodiment product quality is satisfied by the sintering finished qualification rate of aforementioned claim 99%, sample
Product are through detection, average density ＞ 98%, fracture toughness 5.5-6.2mpa.
Preparation embodiment 47-96 is differed only in preparation embodiment 1-48, when dry-pressing formed obtains spray drying
Granularity d50 be 0.10mm granulation material, dry-pressing formed in 150mpa pressure.Granularity d50 that this place is dried to obtain can also be
0.15th, other arbitrary values in the range of 0.2,0.17,0.12,0.14 or 0.10-0.20mm；Dry-pressing formed pressure can also be
170th, other arbitrary values in the range of 200,175 or 150-200mpa.This place each preparation embodiment product quality is satisfied by aforementioned
Require sintering finished qualification rate 99%, sample is through detection, average density ＞ 98%, fracture toughness 6.3-6.5mpa.
The automobile-used aluminum casting bearing that the present invention provides, structure is simple, easy for installation, and if being provided with automobile-used aluminum casting bearing
Dry location division 200 is so that the installation of automobile-used aluminum casting bearing is accurate.
Specific embodiment described herein is only explanation for example to present invention spirit.The affiliated technology of the present invention is led
The technical staff in domain can be made various modifications or supplement or replaced using similar mode to described specific embodiment
Generation, but the spirit without departing from the present invention or surmount scope defined in appended claims.
Claims (9)
1. a kind of automobile-used aluminum casts bearing, comprising:
Housing, in rotational-like setting, the axis direction along described housing is provided with disk, and described disk is located at described housing
One end, and be integrally formed with described housing, the thickness direction along described housing is provided with manhole；
Location division, in rotational-like setting, and is flush-mounted in described manhole, and is located at the other end of described housing, wherein,
Axis direction circular array along described location division is provided with several grooves；
Connecting portion, is arranged on the lateral wall of described housing, and the thickness direction along described connecting portion is provided with square through hole, even
Lead to described connecting portion and described housing.
2. automobile-used aluminum according to claim 1 casts bearing it is characterised in that axis direction ringwise battle array along described disk
Row are provided with several the first installing holes, and the axis direction along described disk is symmetrically arranged with two location holes.
3. automobile-used aluminum according to claim 1 and 2 casts bearing it is characterised in that being in ring along the axis direction of described disk
Shape array is provided with several projections, and the position of each described projection and installing hole each described or each is described fixed
The position in position hole is corresponding.
4. automobile-used aluminum casting bearing according to claim 1 is it is characterised in that be provided with gear between groove described in adjacent two
It is provided with circular hole on plate, and each piece of described baffle plate；Integrally formed locating piece is provided with baffle plate on each described baffle plate.
5. the automobile-used aluminum casting bearing according to claim 1 or 4 is it is characterised in that be located at described positioning that described groove is located
The opposite side in portion is provided with several the second installing holes, and several described second installing holes are along the axis side of described location division
To circular array setting.
6. automobile-used aluminum according to claim 1 casts bearing it is characterised in that arranging along the outer side edges edge of described square through hole
There are several the 3rd installing holes；The described connecting portion side being provided with described square through hole is provided with cavity.
7. it is characterised in that described housing is aluminum alloy material, its aluminum closes automobile-used aluminum casting bearing according to claim 1
The element mass percent composition of gold includes, mg:2.0-3.3%, cr:1-2.6%, cu:0.5-1.0%, si:0.3-0.5%,
Ti≤1%, re:0.5-1.0%, ni :≤1%, additive 0.1-0.3%, balance of aluminum.
8. automobile-used aluminum casting bearing according to claim 7 is it is characterised in that at least part of region of described surface of shell also sets
It is equipped with buffer structure, the material of described buffer structure is stannum.
9. automobile-used aluminum casting bearing according to claim 8 is it is characterised in that described buffer structure is at surface of shell
There is pore structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610714712.9A CN106352203A (en) | 2016-08-23 | 2016-08-23 | Aluminum casting support for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610714712.9A CN106352203A (en) | 2016-08-23 | 2016-08-23 | Aluminum casting support for vehicle |
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| CN106352203A true CN106352203A (en) | 2017-01-25 |
Family
ID=57845081
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610714712.9A Withdrawn CN106352203A (en) | 2016-08-23 | 2016-08-23 | Aluminum casting support for vehicle |
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| US20060260090A1 (en) * | 2005-05-17 | 2006-11-23 | Lg Electronics Inc. | Bumper device of robot cleaner and robot cleaner having the same |
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Application publication date: 20170125 |