CN207735542U - A kind of electric switch sends out type plates - Google Patents
A kind of electric switch sends out type plates Download PDFInfo
- Publication number
- CN207735542U CN207735542U CN201721904752.6U CN201721904752U CN207735542U CN 207735542 U CN207735542 U CN 207735542U CN 201721904752 U CN201721904752 U CN 201721904752U CN 207735542 U CN207735542 U CN 207735542U
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Landscapes
- Mold Materials And Core Materials (AREA)
Abstract
The utility model is related to casting technology fields,Specifically,It is related to a kind of electric switch hair type plates,Lower box including upper box and with upper box cooperation,The upper box is identical with lower box structure,Upper box includes the cavity of whole rectangular channel-shaped,The inner cavity that cavity is enclosed is divided into several chambers for placing part via partition board,The cavity both ends are respectively provided with the arc port of wiring,The rectangular-shaped notch for coordinating with installation part is additionally provided on the cavity wall,On the cavity protrusion is additionally provided on the end face far from partition board,So,Provided by the utility model electric switch sends out class babinet,With compact-sized,Convenient for assembling and transporting,The chamber being equipped with can install corresponding part,Chamber is separated into using partition board by several chambers with partition board simultaneously,The part installed in the cavity is enabled to be mutually independent,Ensure after vibrations or long-time service,Be not in that part generates short circuit due to contacting with each other,The problem of to burn circuit.
Description
Technical field：
The utility model is related to casting technology fields, and in particular, to a kind of electric switch sends out type plates.
Background technology：
V method vacuo-formings are the third generation formative methods after mechanical-moulded and chemistry forming, and detailed process is to prepare
The mold of aspirating chamber is carried well, has air hole that can directly be connected with the vacuum tube of aspirating chamber on mold, eva film is placed
Be heated to soft state in the case where drying diaphragm, by the air hole on mold, by vacuum action in the plastic film of softening, be allowed to
Mold closely pastes, and negative-pressure flask is placed on mold, and sandbox is full of by dry sand, so that dry sand is obtained by vibratory equipment maximum
Density, sand mold top cover last layer sealing film, are vacuumized to sandbox, cause sand mold inside and outside differential pressure, dry sand is made to obtain consolidation again,
Mold aspirating chamber vacuum is discharged simultaneously, and is passed through compressed air blowback, sand mold and mold are separated, under being produced with same method
Upper and lower type mould assembly is prepared casting by type, after casting cooling and shaping, is removed vacuum, is taken out casting.
Since household electric appliances aluminum alloy mould casting is usually single and mini-batch production property, it is automatic to be difficult to realize mechanization
Metaplasia is produced, and is essentially all in the form of using most traditional clay-bonded sand resin sand manual work based on small business.Such one
Come that not only operating efficiency is low, and labor intensity is big, and the quality of casting is difficult to ensure.It is given birth to by using v method techniques
Postpartum substantially increases operating efficiency, improves product quality, but household electric appliances aluminum alloy mould cast shape and structure are multiple
It is miscellaneous, according to normal V methods model and casting technique, model can not after overlay film or moulding can not modulus a series of problems, such as.
Utility model content：
Technology to be solved in the utility model is to overcome the deficiencies of existing technologies, and provides a kind of electric switch hair type
Plate.
Technical problem to be solved in the utility model is realized using following technical scheme：A kind of electric switch sends out type plates,
Lower box including upper box and with upper box cooperation, the upper box is identical with lower box structure, and upper box includes whole
The cavity of rectangular channel-shaped, the inner cavity that cavity is enclosed is divided into several chambers for placing part via partition board, described
Cavity both ends are respectively provided with the arc port of wiring, are additionally provided on the cavity wall rectangular-shaped for coordinating with installation part
Notch, protrusion is additionally provided on the end face far from partition board on the cavity, if the raised external circumferential surface is additionally provided with
Do card slot for fixing.
Preferably, the through-hole outer diameter that the arc port of the upper box and lower box is enclosed is drawing for (1.1~1.2) times
Line outer diameter.
Preferably, it is additionally provided with mounting hole on the one end of the partition board far from cavity.
The preparation process of family's electric switch hair type plates, including：
(1)：Prepare upper box V method molds；
S1：Upper box is subjected to a point modulo operation with three-dimensional software, die joint is selected as bottom surface, and the model separated is respectively to steep
Foam material rebar model and chamber adaptation upper box upper mold model and and protrusion adaptation upper box lower die model,
Wherein upper box upper mold model is interior shape, in order to easy to operation in moulding, so, it will be with upper box upper mold model with parting
Face is that zero makes convex shape, and model above-mentioned so is all just convex；
S2：The output of upper box lower die model, upper box upper mold model and rebar model is sent to model work shop and is added
Work, obtained casting pattern wait casting；
(2) upper box V methods moulding：
S1：Upper box upper mold model is placed on upper box vacuo-forming deck plate, vacuum cavitations are in 0.05Mpa, through roasting
After film, overlay film, upper box No.1 sandbox is sleeved on upper box upper mold model, through adding sand, ram-jolt, lid notacoria, vacuumizing, type work
Upper box No.1 sand mold is obtained after sequence, and the rotation of upper box No.1 sand mold is placed on upper box vacuo-forming deck plate for 180 °,
After mold taking-up, foam muscle is bonded in the corresponding position of upper box No.1 sand mold with double faced adhesive tape；
S2：On the casting system wooden stick installation upper box No.1 sand mold handled well, V method cast paints are sprayed on top box
In body No.1 sand mold, then No. two sandboxes of upper box are sleeved on upper box No.1 sand mold, vacuum cavitations in 0.05Mpa, through add sand,
Ram-jolt, lid notacoria after vacuumizing process, are lifted to sand-falling port together with upper box No.1 sand mold one, remove upper box No.1 sand mold
Notacoria, remove the vacuum of upper box No.1 sand mold, upper box No.1 sand mold is automatically defeated and dispersed, upper box No.1 sandbox place one
Side, and No. two sandboxes of upper box are rotated 180 ° and are placed, it takes casting system wooden stick etc. away, can be obtained upper box two at this time
Sand mold；
S3：Upper box lower die model is placed on upper box vacuo-forming deck plate, vacuum cavitations are in 0.05Mpa, through roasting
After film, overlay film, spraying, No. three sandboxes of upper box are sleeved on, after adding sand, ram-jolt, lid notacoria, vacuumizing, play the processes such as type
Obtain No. three sand molds of upper box；
S4：No. three sand molds of upper box are rotated 180 ° to place on upper box casting bogie, then No. two sand molds of upper box are hung
Come, carrying out mould assembling operation with No. three sand molds of upper box waits for casting；
S5：The molten aluminum that melting is handled well is injected into casting type intracavitary through casting system, and negative pressure needs to keep at this time
0.03Mpa, pouring temperature are 690 DEG C, and foam muscle melts disappearance at a high temperature of molten aluminum, and recession in 30 minutes removes vacuum system, waits for
After casting cooled and solidified, pickup of unpacking is to get to the upper box with the making of this technique；
(3)：Prepare lower box V method molds；
S1：Lower box is subjected to a point modulo operation with three-dimensional software, die joint is selected as bottom surface, and the model separated is respectively
Lower box lower die model and lower box upper mold model, wherein lower box upper mold model are interior shape, in order to easy to operation in moulding,
Lower box upper mold model is made into convex shape as zero using die joint, model above-mentioned so is all just convex；
S2：Lower box lower die model, the output of lower box upper mold model are sent to model work shop and processed, obtained casting
Model waits casting；
(4)：Lower box V method moulding；
S1：Lower box lower die model is placed on lower box vacuo-forming deck plate, vacuum cavitations are in 0.05Mpa, through roasting
After film, overlay film, lower box No.1 sandbox is sleeved on lower box lower die model, through adding sand, ram-jolt, lid notacoria, vacuumizing, type
Lower box No.1 sand mold is obtained after process, and the rotation of lower box No.1 sand mold is placed on lower box vacuo-forming deck plate for 180 °
On；
S2：On the casting system wooden stick installation lower box No.1 sand mold handled well, V method cast paints are sprayed on nowel
In body No.1 sand mold, then No. two sandboxes of lower box are sleeved on lower box No.1 sand mold, vacuum cavitations in 0.05Mpa, through add sand,
Ram-jolt, lid notacoria after vacuumizing process, are lifted to sand-falling port together with lower box No.1 sand mold one, remove lower box No.1 sand mold
Notacoria, remove the vacuum of lower box No.1 sand mold, lower box No.1 sand mold is automatically defeated and dispersed, lower box No.1 sandbox place one
Side, and No. two sandboxes of lower box are rotated 180 ° and are placed, it takes casting system wooden stick etc. away, can be obtained lower box two at this time
Sand mold；
S3：Upper mold model is placed on vacuo-forming deck plate, vacuum cavitations are in 0.05Mpa, through roasting film, overlay film, spraying
Afterwards, No. three sandboxes of lower box are sleeved on lower box upper die mold, through adding sand, ram-jolt, lid notacoria, vacuumizing, play the processes such as type
After obtain No. three sand molds of lower box；
S4：No. three sand molds of lower box are rotated 180 ° to place on lower box casting bogie, then No. two sand molds of lower box are hung
Come, carrying out mould assembling operation with No. three sand molds of lower box waits for casting；
S5：The molten aluminum that melting is handled well is injected into casting type intracavitary through casting system, and negative pressure needs to keep at this time
0.03Mpa, pouring temperature be 690 DEG C, 30 minutes recession remove vacuum system, after casting cooled and solidified, unpack pickup to get to
The lower box made of this technique.
In the utility model, the use of V method cast paints is vital link in the casting of V methods.To solve V method casting
Scab defect, in addition to reducing pouring temperature as possible, selection has the molding sand of certain refractoriness and appropriate particle size distribution, reasonably pours
Injection system, the fluctuation range for controlling vacuum degree and the effective sealing for ensureing casting mold, most effective approach are exactly to use the special painting of V methods
Material, the quality of coating performance not only influence the migration of the gasification and gas of film, also, coating closely related with surface quality of continuous castings
Performance is bad may to make molding sand be contacted and crush ahead of time with air.When V methods are cast in casting of molten metal under negative pressure state, by height
Warm-heat effect and the plastic film melted, are aspirated since vacuum suction is acted on into sand, molten state film is permeated into casting mold, thin
Film component is mixed with sand, and forms sticky resin mixed layer.The phenomenon that thin film composition of molten condition is to casting mold diffusion,
If uncoated on plastic film, when permeating to a certain extent, mo(U)ld face will expose mobility before casting solidification
Resisting penetration occurs for sand；And when having coating, so that it may avoid the generation of above-mentioned phenomenon.In addition no moisture and bonding are cast in V methods
The contact with putting that agent, the only molding sand of casting mold are point between molding sand, gas permeability are preferable；But it can be to casting mold when pouring metal melt
In vacuumize, cause the molten metal of molten state to be permeated into casting mold, lead to chemical scab, not easy-clear, finally so that casting report
It is useless.And coating can prevent molten metal from permeating, and have important role to preventing casting scab, but in the prior art, about V methods
The research of cast paint at home is less, and the performance for how controlling, detecting or assessing V method cast paints still belongs to empty at home
In vain, the V method cast paint using effects sold on existing market are unsatisfactory, and refractoriness is low, and adhesion is poor so that use V
For the fluid origin casting embryo of method there are flaw, the utility model also provides a kind of V methods cast paint, has refractoriness high, and adhesion is high,
The advantages of coating intensity stabilization.
The V methods cast paint, by weight, including following component：It is 100~110 parts of composite fire powder, organic viscous
Connect 4~6 parts of agent, 4~5 parts of suspending agent, 1~3 part of auxiliary agent, 40~80 parts of solvent.
Including following component preferably, by weight,：105 parts of composite fire powder, 5 parts of organic adhesive, suspending agent
4.5 parts, 2 parts of auxiliary agent, 60 parts of solvent.
In the utility model, for single refractory material due to fusing point height, sintering temperature is high, is sintered at a temperature of pouring molten steel
Can force difference, and the composite powder fusing point being made of the different refractory material of fusing point reduces, and temperature when starting sintering also reduces.
If selecting suitable composite powder that it may be made to generate a degree of sintering at a temperature of pouring molten steel.So this practicality
Novel selection composite fire powder, what refractory powder was selected is zirconium English powder, graphite, aluminium vanadine, iron oxide red.Wherein, zirconium English powder is resistance to
Under the high temperature conditions, chemical formula ZrO2-SiO2, theory forms fiery degree:Zr0267.03%, Si0232.97%.Zirconium English powder
Density be about 4.6~4.7g/cm, Mohs' hardness height (7~8 grades), the solid phase of the sintering of zirconium English powder mainly under high temperature
Diffusion and carry out, speed is slower, it is difficult to fully sintering, wherein fineness be influence zirconium English powder sintering it is important because
Element.Certain oxides, which are added, can promote the sintering of zirconium English powder.For zirconium English powder, between fusion temperature and sintering temperature
Wider range, and there is higher heat conductivility and smaller coefficient of thermal expansion, high-temperature stability is good.Zirconium English powder is to metal
There is prodigious chilling action.For zirconium English powder other than having very high refractoriness, heat conductivility is also more much higher than silica flour, and heat
The coefficient of expansion only has 1/6 of silica flour or so.Graphite and bauxite can have certain synergistic effect with zirconium English powder so that V methods
The fire resistance of cast paint improves, while making the stability of V methods cast paint at high temperature more preferable.Iron oxide red has certain sintering
Property, Fe2O3 plays a part of self-fluxing ore agent in dope layer, and can react with SiO2 under high-temperature condition, makes sand
Interparticle bonding power enhances.Also the fissility of coating can be made to improve, the applicant has found by creative work, when described is answered
When the grain size for closing refractory powder is 3~7um, not only so that coating high-temperature stability is more excellent, most importantly, formation is prepared
Coating fire resistance and stability are more excellent.
In the utility model, organic binder is the mixture of phenolic resin and polyvinyl alcohol, and phenolic resin makees binder,
It is dissolved in ethyl alcohol, and coating is made to have a some strength after dry, when casting burning generate bright carbon, form reducing atmosphere, prevent
Liquid metal aoxidizes.It is binder that the utility model, which selects phenolic resin, and phenolic resin is most common a kind of artificial in coating
Synthetic resin is with phenol and formaldehyde according to certain molar ratio, the polycondensation under certain catalytic condition and certain temperature and
At.Select polyvinyl alcohol as additional adhesive while selecting phenolic resin, the paint coatings prepared with it are not easy to crack,
The casting of cast is more bright and clean, and applicant is had found by creative work, works as phenolic resin：The weight part ratio of polyvinyl alcohol is 1：
When 1, the best performance for the V method cast paints being prepared into.
In the utility model, nano tin dioxide, rare earth oxide, the rare earth oxide are selected in the suspending agent selection
For praseodymium oxide, chemical formula Pr6Oll is in three biassed fabric of black, has stable structure, stability is high, and heat-resisting quantity is good, adds
It is bigger to enter amount, suspension stability better, and does not reduce the fire resistance of coating.With the increase of suspending agent addition, coating glues
Degree also will increase, and stability improves.
In the utility model, the auxiliary agent is that polyvinyl butyral (PVB) and silane coupling agent are made, and PVB, which is added, to be carried
The suspension stability of high coating contains longer branch in the structure of PVB, therefore it is soft, flexibility is good, film strength and prolongs
Stretching property is good；Due to containing a certain amount of hydroxyl in PVB, dissolve in methanol, ethyl alcohol equal solvent and ethanol as solvent is more managed
Think, polycondensation reaction occurs for the hydroxyl of PVB and the methylol of phenolic resin, improves the intensity of coating, can increase phenolic aldehyde tree with PVB
The cohesive force and suspension of fat really lack the crackle tendency of suspending agent, and silane coupling agent is by silicochloroform and with reactive base
The addition under the catalysis of platinum chloric acid of the unsaturated olefin of group, then obtained through alcoholysis, it is substantially a kind of with organo-functional group
Silane has energy and the chemically combined reactive group of inanimate matter material and is combined with organic matter materials chemistry simultaneously in the molecule thereof
Reactive group, " molecular bridge " can be erected between inorganic substances and the interface of organic substance, using silane coupling agent to suspend
The surface of agent and organic adhesive carries out modification, to prepare the V method cast paints dispersed evenly and stably.
In the utility model, solvent selects ethyl alcohol, both nontoxic and its volatility is fine, is conducive to the quick-drying of coating.
In the utility model, the V method cast paints are prepared via following steps：
S1, composite fire powder is prepared, zirconium English powder, graphite, aluminium vanadine, iron oxide red is put into ball-milling treatment in ball mill, made
It is uniformly mixed, and it is 3~7um to obtain grain size；
S2, the refractory powder being prepared and other residual components are mixed, are put into homogenizer, with 16000 turns/
The rotating speed of minute obtains mixture after being dispersed with stirring 3h；
S3, again by mixture put into ball mill in ball-milling treatment, make gained slurry grain size be 15 μm hereinafter, and according to need
Adjust viscosity to get.
Compared with prior art, the beneficial effects of the utility model are：
1, provided by the utility model electric switch sends out class babinet, have it is compact-sized, convenient for assembling and transport, the chamber being equipped with
Room can install corresponding part, while chamber being separated into several chambers using partition board with partition board, enable to be mounted on chamber
Internal part is mutually independent, it is ensured that and be not in that part contacts with each other generation short circuit after vibrations or long-time service,
The problem of to burn circuit.
2, using three-dimensional software module, mold strand size can be made precisely to stablize, reserved allowance is small, mould conformal wall
The advantages that thickness is accurate, strand weight saving.
3, using dried sand negative-pressure moulding, because moisture is extremely low in dry sand, without baking type and casting not will produce burning into sand and
The defects of tissue looseness, improves the quality and yield rate of casting；Molding sand can repeatedly use, and can reduce molding sand dosage
95%~98%, to reduce the consumption of raw material, reduce production cost.
4, type plates strand is sent out to produce household electrical appliances door with V methods casting technique, it not only can be energy-saving strong with reduction labour
Degree, further improves the environment of plant, is both economically and environmentally beneficial " green " engineering.
Description of the drawings：
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model bulge-structure schematic diagram；
Fig. 3 is upper box lower die model structure schematic diagram in the utility model；
Fig. 4 is upper box upper mold model structure schematic diagram in the utility model；
Fig. 5 is upper box foam muscle structural schematic diagram in the utility model；
Fig. 6, Fig. 7 are concrete structure schematic diagram in S1 in upper box V method modeling processes；
Fig. 8, Fig. 9 are concrete structure schematic diagram in S2 in upper box V method modeling processes；
Figure 10~Figure 12 is concrete structure schematic diagram in S3 in upper box V method modeling processes；
Figure 13, Figure 14 are concrete structure schematic diagram in S3, S4 in upper box V method modeling processes；
Figure 15~17 are concrete structure schematic diagram in S1 in lower box V method modeling processes；
Figure 18~19 are concrete structure schematic diagram in S2 in lower box V method modeling processes；
Figure 20 is concrete structure schematic diagram in S3 in lower box V method modeling processes；
Figure 21 is concrete structure schematic diagram in S4, S5 in lower box V method modeling processes；
In figure：1~cavity；2~partition board；3~arc port；4~notch；5~protrusion；61~upper box lower die model；62
~upper box upper mold model；63~upper box vacuo-forming deck plate；64~upper box No.1 sandbox；65~upper box No.1 sand
Type；No. two sandboxes of 66~upper box；No. two sand molds of 67~upper box；68~upper box foam muscle；No. three sandboxes of 69~upper box；
No. three sand molds of 70~upper box；71~upper box casting bogie；81~lower box lower die model；82~lower box upper mold model；
83~lower box vacuo-forming deck plate；84~lower box No.1 sandbox；85~lower box No.1 sand mold；86~lower box two
Sandbox；No. two sand molds of 87~lower box；88~No. tri- sandboxes；No. three sand molds of 89~lower box；90~lower box casting bogie.
Specific implementation mode：
In order to make the technical means, creative features, achievement of purpose, and effectiveness of the utility model be easy to understand, under
Face in conjunction with specific embodiments, furthers elucidate the utility model.
Embodiment 1：
1) upper box is subjected to a point modulo operation with three-dimensional software, die joint is selected as bottom surface, and the model separated is respectively to steep
Foam material rebar model and chamber adaptation upper box upper mold model 62 and and protrusion 5 adaptation upper box lower die mould
Type 61, wherein upper box upper mold model 62 are interior shape, in order to easy to operation in moulding, so, it will be with upper box upper mold mould
Type 62 makes convex shape as zero using die joint, and model above-mentioned so is all just convex；
2) output of upper box lower die model 61, upper box upper mold model 62 and rebar model is sent to model work shop
Processing, obtained casting pattern wait casting；
3) upper box upper mold model 62 is placed on upper box vacuo-forming deck plate 63, vacuum cavitations are in 0.05Mpa, warp
After roasting film, overlay film, upper box No.1 sandbox 64 is sleeved on upper box upper mold model 62, through add sand, ram-jolt, lid notacoria, vacuumize,
Upper box No.1 sand mold 64 is obtained after playing type process, the rotation of upper box No.1 sand mold 65 is placed on upper box vacuo-forming for 180 °
On deck plate 63, after mold taking-up, upper box foam muscle 68 is bonded in the correspondence of upper box No.1 sand mold 65 with double faced adhesive tape
At position；
4 } on the casting system wooden stick installation upper box No.1 sand mold 65 handled well, V method cast paints are sprayed on
In babinet No.1 sand mold 65, then No. two sandboxes 66 of upper box are sleeved on upper box No.1 sand mold 65, vacuum cavitations exist
0.05Mpa, through add sand, ram-jolt, lid notacoria, vacuumize process after, be lifted to sand-falling port together with upper box No.1 sand mold 65, go
Except the notacoria of upper box No.1 sand mold 65, the vacuum of upper box No.1 sand mold 65 is removed, upper box No.1 sand mold 65 is automatic defeated and dispersed,
Upper box No.1 sandbox 64 is set aside, and No. two sandboxes 66 of upper box are rotated 180 ° and are placed, takes casting system wood away
Stick etc. can be obtained No. two sand molds 67 of upper box at this time；
5) upper box lower die model 61 is placed on upper box vacuo-forming deck plate 63, vacuum cavitations are in 0.05Mpa, warp
After roasting film, overlay film, spraying, No. three sandboxes 69 of upper box are sleeved on, through adding sand, ram-jolt, lid notacoria, vacuumizing, the works such as type
No. three sand molds 70 of upper box are obtained after sequence；
6) No. three sand molds 70 of upper box are rotated 180 ° to place on upper box casting bogie 71, then No. two sand molds of upper box
67 hang, and carrying out mould assembling operation with No. three sand molds 70 of upper box waits for casting；
7) molten aluminum for handling melting well is injected into casting type intracavitary through casting system, and negative pressure needs to keep at this time
0.03Mpa, pouring temperature are 690 DEG C, and upper box foam muscle 68 melts disappearance at a high temperature of molten aluminum, and recession in 30 minutes removes vacuum
System, after casting cooled and solidified, pickup of unpacking is to get to the upper box with the making of this technique；
Embodiment 2：
1) lower box is subjected to a point modulo operation with three-dimensional software, die joint is selected as bottom surface, and the model separated is respectively
Lower box lower die model 81 and lower box upper mold model 82, wherein lower box upper mold model 82 be interior shape, in order in moulding just
In operation, lower box upper mold model 82 is made into convex shape as zero using die joint, model above-mentioned so is all just convex；
2) lower box lower die model 81, the output of lower box upper mold model 82 are sent to model work shop and is processed, obtain
Casting pattern waits casting；
3) lower box lower die model 81 is placed on lower box vacuo-forming deck plate 83, vacuum cavitations are in 0.05Mpa, warp
After roasting film, overlay film, lower box No.1 sandbox 84 is sleeved on lower box lower die model 81, through adding sand, ram-jolt, lid notacoria, taking out very
Lower box No.1 sand mold 85 is obtained after empty, type process, the rotation of lower box No.1 sand mold 84 is placed on lower box vacuum for 180 °
On moulding deck plate 83；
4) on the casting system wooden stick installation lower box No.1 sand mold 85 handled well, V method cast paints are sprayed on down
In babinet No.1 sand mold 85, then No. two sandboxes 86 of lower box are sleeved on lower box No.1 sand mold 85, vacuum cavitations exist
0.05Mpa, through add sand, ram-jolt, lid notacoria, vacuumize process after, be lifted to sand-falling port together with lower box No.1 sand mold 85, go
Except the notacoria of lower box No.1 sand mold 85, the vacuum of lower box No.1 sand mold 85 is removed, lower box No.1 sand mold 85 is automatic defeated and dispersed,
Lower box No.1 sandbox 84 is set aside, and No. two sandboxes 86 of lower box are rotated 180 ° and are placed, takes casting system wood away
Stick etc. can be obtained No. two sand molds 87 of lower box at this time；
5) lower box upper mold model 82 is placed on lower box vacuo-forming deck plate 83, vacuum cavitations are in 0.05Mpa, warp
After roasting film, overlay film, spraying, No. three sandboxes 88 of lower box are sleeved on lower box upper die mold 82, through add sand, ram-jolt, lid notacoria,
Vacuumize, play the processes such as type after obtain No. three sand molds 89 of lower box；
6) No. three sand molds 89 of lower box are rotated 180 ° to place on lower box casting bogie 90, then No. two sand molds of lower box
87 hang, and carrying out mould assembling operation with No. three sand molds 89 of lower box waits for casting；
7) molten aluminum for handling melting well is injected into casting type intracavitary through casting system, and negative pressure needs to keep at this time
0.03Mpa, pouring temperature be 690 DEG C, 30 minutes recession remove vacuum system, after casting cooled and solidified, unpack pickup to get to
The lower box made of this technique.
Embodiment 3：
The V methods cast paint, including following composition by weight：Composite fire powder 100kg, it organic adhesive 4kg, suspends
Agent 4kg, auxiliary agent 1kg, solvent 40kg, the wherein grain size of composite fire powder are that the above-mentioned components of 5um are prepared via following steps：
S1, composite fire powder is prepared, zirconium English powder, graphite, aluminium vanadine, iron oxide red is put into ball-milling treatment in ball mill, made
It is uniformly mixed, and it is 3~7um to obtain grain size；
S2, the refractory powder being prepared and other residual components are mixed, are put into homogenizer, with 16000 turns/
The rotating speed of minute obtains mixture after being dispersed with stirring 3h；
S3, again by mixture put into ball mill in ball-milling treatment, make gained slurry grain size be 15 μm hereinafter, and according to need
Adjust viscosity to get；
Embodiment 4~7 is identical with the technique in embodiment 3 with the preparation method of comparative example 1~2.
Embodiment 4：
The V methods cast paint, including following composition by weight：Composite fire powder 105kg, it organic adhesive 5kg, suspends
Agent 4.5kg, auxiliary agent 2kg, solvent 60kg, the wherein grain size of composite fire powder are 5um.
Embodiment 5：
The V methods cast paint, including following composition by weight：Composite fire powder 110kg, it organic adhesive 6kg, suspends
Agent 5kg, auxiliary agent 3kg, solvent 80kg, wherein the grain size of composite fire powder is 5um.
Embodiment 6：
The V methods cast paint, including following composition by weight：Composite fire powder 105kg, it organic adhesive 5kg, suspends
Agent 4.5kg, auxiliary agent 2kg, solvent 60kg, the wherein grain size of composite fire powder are 3um.
Embodiment 7：
The V methods cast paint, including following composition by weight：Composite fire powder 105kg, it organic adhesive 5kg, suspends
Agent 4.5kg, auxiliary agent 2kg, solvent 60kg, the wherein grain size of composite fire powder are 7um.
Comparative example 1：
The V methods cast paint, including following composition by weight：Composite fire powder 105kg, it organic adhesive 5kg, suspends
Agent 4.5kg, auxiliary agent 2kg, solvent 60kg, the wherein grain size of composite fire powder are 1um.
Comparative example 2：
The V methods cast paint, including following composition by weight：Composite fire powder 105kg, it organic adhesive 5kg, suspends
Agent 4.5kg, auxiliary agent 2kg, solvent 60kg, the wherein grain size of composite fire powder are 10um.
Comparative example 3：
The compound slurry coating material of V method zirconium English of Luoyang Khellinum Zhu Cai Co., Ltds production is selected to be tested for the property.
It is close that the V method cast paints that above-described embodiment 3~7 and comparative example 1~3 are prepared carry out solid content, film forming
Degree, adhesive force, impact strength and viscosity, heat resistance are detected, and heat resistance is detected as being painted with the sample board point of coating
It is not warming up to 600 degree, heat preservation 5min observes paint film state, and testing result is as shown in table 1：
Table 1
By data above it is known that a kind of V methods cast paint performance provided by the utility model is much better than existing market and sells
The coating sold, stability, impact resistance and Good Heat-resistance.
The characteristics of basic principles and main features and the utility model of the utility model have been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these changes and improvements are both fallen in claimed the scope of the utility model.This practicality is new
The claimed range of type is defined by the appending claims and its equivalent thereof.
Claims (3)
1. a kind of electric switch sends out type plates, which is characterized in that the lower box including upper box and with upper box cooperation, it is described on
Babinet is identical with lower box structure, and upper box includes the cavity (1) of whole rectangular channel-shaped, the inner cavity that cavity (1) is enclosed
It is divided into several chambers for placing part via partition board (2), the cavity (1) both ends are respectively provided with the arc of wiring
Mouthful (3), are additionally provided with the rectangular-shaped notch (4) for coordinating with installation part on cavity (1) side wall, on the cavity (1)
It is additionally provided on end face far from partition board (2) raised (5), the protrusion (5) external circumferential surface is additionally provided with several for solid
Fixed card slot.
2. according to claim 1 electric switch sends out type plates, which is characterized in that the arc port of the upper box and lower box
(3) the through-hole outer diameter being enclosed is the lead outer diameter of (1.1~1.2) again.
3. according to claim 1 electric switch sends out type plates, which is characterized in that the chamber is ten and biserial is distributed
In inner cavity, the partition board (2) is additionally provided with mounting hole on one end far from cavity (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721904752.6U CN207735542U (en) | 2017-12-29 | 2017-12-29 | A kind of electric switch sends out type plates |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721904752.6U CN207735542U (en) | 2017-12-29 | 2017-12-29 | A kind of electric switch sends out type plates |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207735542U true CN207735542U (en) | 2018-08-17 |
Family
ID=63121000
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721904752.6U Expired - Fee Related CN207735542U (en) | 2017-12-29 | 2017-12-29 | A kind of electric switch sends out type plates |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207735542U (en) |
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2017
- 2017-12-29 CN CN201721904752.6U patent/CN207735542U/en not_active Expired - Fee Related
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