CN103464677B - Model used for producing integrated main bearing cover and manufacturing method and application of model - Google Patents
Model used for producing integrated main bearing cover and manufacturing method and application of model Download PDFInfo
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- CN103464677B CN103464677B CN201310456163.6A CN201310456163A CN103464677B CN 103464677 B CN103464677 B CN 103464677B CN 201310456163 A CN201310456163 A CN 201310456163A CN 103464677 B CN103464677 B CN 103464677B
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Abstract
The invention discloses a model used for producing an integrated main bearing cover and a manufacturing method and application of the model. The model aims to solve the problems that the integrated main bearing cover can not be produced through a process of horizontal parting and horizontal pouring of clay sand at present, and equipment investment is too high when clay sand high-pressure modeling is adopted. The model comprises, by weight, 100 parts of quartz sand and 3-10 parts of water glass, and is produced through the process of water glass sand. When the model is used for producing the integrated main bearing cover, high-pressure modeling lines are not needed, and therefore equipment investment can be largely lowered, economic burden of enterprises is reduced, and the production cost of the main bearing cover is lowered. The model used for producing the integrated main bearing cover is simple in manufacturing cost, low in production cost, and capable of meeting the production requirements of the integrated main bearing cover.
Description
Technical field
The present invention relates to field of machining, especially casting field, be specially a kind of model for the production of disjunctor main beating cap, its preparation method and application thereof.
Background technology
Main beating cap is the strength member in automobile engine, and the machining accuracy height of this part, directly affects the performance of engine.At present, the mode of production of main beating cap mainly contains single production and disjunctor production.
The technique of single production main beating cap is comparatively simple, and the requirement for casting technique is lower.But it is lower that the machine of single production main beating cap adds efficiency, and need to cut respectively the two sides of main beating cap, and waste time and energy, production cost is higher.
The mode of disjunctor production main beating cap by multiple main beating cap with together with produce (we are referred to as disjunctor main beating cap).Adopt disjunctor main beating cap to make main beating cap, can reduce cutting times, shorten the process-cycle, time saving and energy saving, thus, more single production main beating cap is more competitive.But the production of disjunctor main beating cap blank is larger a little than the difficulty of single production main beating cap.This is because disjunctor main beating cap is more much larger than the thickness of single main beating cap, in the manufacture process of disjunctor main beating cap, easily produces the casting flaw of tissue looseness.
Single production main beating cap adopts clay-bonded sand horizontal parting horizontal pouring process, that is: using clay-bonded sand as filler, and horizontally separated analogue formation, then adopt the mode of casting on flat to make main beating cap.But, when adopting clay-bonded sand horizontal parting horizontal pouring process to produce disjunctor main beating cap, after being cut by the blank produced, can find there is serious tissue looseness in incision.
At present, the existing technique adopting clay sand high pressure molding, produces disjunctor main beating cap by the mode of upright casting.Which needs a high-pressure molding line, employing clay-bonded sand is filler, applies high pressure by high-pressure molding machine to clay-bonded sand, thus produces the model of compound upright casting requirement, by the vertical mode to casting metal liquid in model (i.e. the mode of upright casting), produce disjunctor main beating cap.Which is adopted to efficiently solve disjunctor main beating cap in process of production, in the problem that incision is loosened in a organized way.But one high-pressure molding line needs the nearly input of ten million, and general enterprises is difficult to bear, and meanwhile, which increases the cost of investment of enterprise, makes the production cost of main beating cap increase.
Summary of the invention
Goal of the invention of the present invention is: adopt clay-bonded sand horizontal parting horizontal pouring process to be difficult to realize for production disjunctor main beating cap, and adopt clay sand high pressure molding, the problem that its equipment investment is too high, provides a kind of model for the production of disjunctor main beating cap, its preparation method and application thereof.When the present invention is for the production of disjunctor main beating cap, do not need high-pressure molding line, thus significantly can reduce equipment investment, reduce the financial burden of enterprise, reduce the production cost of main beating cap.The model produced for disjunctor main beating cap provided by the invention, its manufacturing process is simple, and production cost is low, can meet the production requirement of disjunctor main beating cap.
To achieve these goals, the technical solution used in the present invention is as follows:
For the model that disjunctor main beating cap is produced, it is characterized in that, comprise the component of following ratio of weight and number: 100 parts of quartz sands, 3-10 part waterglass.
Comprise the component of following ratio of weight and number: 100 parts of quartz sands, 5-6.5 part waterglass.
The preparation method of the aforementioned model for the production of disjunctor main beating cap, comprises the steps: to take each component by proportioning, mixes, obtain mixture, mixture is put into mould, compacting, then pass into CO2 wherein, obtain model.
The application of the aforementioned model for the production of disjunctor main beating cap, use it for the preparation of disjunctor main beating cap, it comprises the steps:
(1) model is prepared: take each component by proportioning, mix, obtain mixture, disjunctor main beating cap adopts horizontal parting mould, and every component is left and right two pieces of moulds, and mixture is put into mould respectively, compacting, then pass into CO2 wherein, obtain levorotation and right type;
(2) mould assembly: levorotation, right type are combined respectively, forms casting mold;
(3) pour into a mould: the metal liquid of melting is vertically injected casting mold, to be cooled to room temperature, taking out pouring into a mould the metal casting obtained, obtaining product.
In described step 2, respectively levorotation, right type are combined, form casting mold, with fixture, multiple casting mold is clamped, form pourable casting mold.
The present invention is directed to prior art Problems existing, a kind of model for the production of disjunctor main beating cap, its preparation method and application thereof are provided.When existing disjunctor main beating cap carries out upright casting, be raw material usually with clay-bonded sand, adopt high-pressure molding line to carry out moulding, its equipment investment is excessive, and the direct moulding of clay-bonded sand, prepared mold strength is too low, is difficult to the requirement meeting upright casting, can not realize upright casting.
Applicant of the present invention does not have high-pressure molding line at present, and by traditional clay-bonded sand technique, is difficult to the requirement meeting upright casting.By researching and analysing, applicant determines to improve model of the present invention.By long-term practice with constantly grope, applicant obtains the pulp furnish of model of the present invention.Adopt model prepared by the present invention, the model that its intensity is prepared far above clay-bonded sand, the needs that disjunctor main beating cap is produced can be met.Meanwhile, it is with low cost, can reduce the production cost of disjunctor main beating cap, and efficiently solves the problem that foundry goods produces tissue looseness, and quality of item is effectively ensured.Meanwhile, the present invention is also provided for the preparation method of the model that aforementioned disjunctor main beating cap is produced, and the method is simple to operate, easy to use.
In addition, the present invention is also provided for the application of the model that disjunctor main beating cap is produced, and foregoing model is used for the preparation of disjunctor main beating cap.By researching and analysing, applicant determines the technique of the horizontal moulding upright casting of employing.
The method comprises following three steps.(1) prepare model, disjunctor main beating cap adopts horizontal parting mould, and every component is left and right two pieces of moulds, takes each component, mixes, obtain mixture, mixture is put into mould respectively, compacting by proportioning, obtains levorotation and right type respectively.(2) mould assembly, is combined levorotation, right type respectively, forms a casting mold, is combined by multiple casting mold, by clamp, form pourable casting mold.In the present invention, casting mold can be poured into a mould separately, also multiple casting mold can be combined, and by clamp, forms pourable casting mold.Adopt and the mode that multiple casting mold is combined is conducive to improving working (machining) efficiency.Wherein, fixture comprises the first clamping plate, the second clamping plate, connecting rod, pressing plate, the depression bar that matches with pressing plate, and described first clamping plate are connected by connecting rod with between the second clamping plate, and described connecting rod is through pressing plate, and described first clamping plate are connected with depression bar.During use, be placed in by casting mold between the second clamping plate, pressing plate, rotate the depression bar be connected with the first clamping plate, depression bar and pressing plate cooperatively interact simultaneously, thus casting mold is tightly fixing.
(3) pour into a mould: melting is carried out to the metal for foundry goods, the metal liquid of melting is vertically injected casting mold (i.e. upright casting), after metal casting to be cast is cooled to room temperature, takes out pouring into a mould the metal casting obtained, obtaining product.
During cast, several casting molds can be put together, pour into a mould simultaneously, to enhance productivity.Applicant carried out actual tests, the disjunctor main beating cap single-piece heavily about 4kg of preparation, note emits salty about 2kg, and a casting mold once production two pieces disjunctor main beating cap, the molten metal body weight of namely pouring into a mould is about 12kg.During cast, the metal liquid of melting is vertically injected casting mold.Wherein, ingate adopts edge gate, and metal liquid is introduced from rising head, forms consecutive solidification like this, and rising head finally cools the feeding be conducive to foundry goods, efficiently solves the problem that foundry goods produces tissue looseness.
Model in the present invention, after carbon dioxide, can solidify, have higher intensity.Left model and right model are combined, form a casting mold, then multiple casting mold is put together, can pour into a mould.Have simple to operate, feature easy to use.
Through checking, adopt the disjunctor main beating cap that the present invention produces, there is not tissue looseness in it, product quality is better after otch.
In sum, owing to have employed technique scheme, the invention has the beneficial effects as follows:
1) the present invention does not need high-pressure molding line, thus significantly can reduce equipment investment, reduces the financial burden of enterprise, reduces the production cost of main beating cap;
2) manufacturing process of the present invention is simple, and easy to operate, production cost is low;
3) low raw-material cost of the present invention's employing, effectively can reduce the production cost of disjunctor main beating cap;
4) good product quality of the present invention, constant product quality, efficiently solves the problem that the flat cast structure watering existence loosens;
5) mold strength of the present invention is high, non-friable, can meet the needs that disjunctor main beating cap is produced.
Accompanying drawing explanation
Fig. 1 is right mould schematic diagram.
Fig. 2 is that the A-A of Fig. 1 is to sectional view.
Fig. 3 is levorotation mould schematic diagram.
Fig. 4 adopts after clamp, overlooks view during cast.
Fig. 5 adopts after clamp, looks up view during cast.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in detail.
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Embodiment 1
As shown in the figure, Fig. 1 is right mould schematic diagram, and Fig. 3 is levorotation mould schematic diagram, and Fig. 4 adopts after clamp, overlooks view during cast, and Fig. 5 is after adopting clamp, looks up view during cast.
The production process of disjunctor main beating cap is as follows.
1, take 100kg quartz sand, 6kg waterglass, mix, obtain mixture.
Disjunctor main beating cap adopts horizontal parting mould, and every component is levorotation mould, right mould.Mixture is put into respectively levorotation mould, right mould, compacting, the mixture to compacting blows CO2, obtains levorotation and right type.
2, respectively levorotation, right type are combined, form a casting mold, with fixture, 10 casting molds are clamped, form pourable casting mold.
3, melting is carried out to the metal for foundry goods, the metal liquid of melting is vertically injected casting mold, after metal casting to be cast is cooled to room temperature, metal casting is taken out from casting mold, obtain product.
Embodiment 2
The production process of disjunctor main beating cap is as follows.
1, take 100kg quartz sand, 6.5kg waterglass, mix, obtain mixture.
Disjunctor main beating cap adopts horizontal parting mould, and every component is levorotation mould, right mould.Mixture is put into respectively levorotation mould, right mould, compacting, the mixture to compacting blows CO2, obtains levorotation and right type.
2, respectively levorotation, right type are combined, form a casting mold.
3, melting is carried out to the metal for foundry goods, the metal liquid of melting is vertically injected casting mold, after metal casting to be cast is cooled to room temperature, metal casting is taken out from casting mold, obtain product.
Embodiment 3
Take 100kg quartz sand, 3kg waterglass, other are identical with embodiment 1.
Embodiment 4
Take 100kg quartz sand, 10kg waterglass, other are identical with embodiment 1.
Embodiment 5
Take 100kg quartz sand, 5kg waterglass, other are identical with embodiment 1.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (2)
1. a preparation method for disjunctor main beating cap, is characterized in that, comprises the steps:
(1) prepare model: take quartz sand, waterglass by proportioning, mix, obtain mixture, disjunctor main beating cap adopts horizontal parting mould, and every component is left and right two pieces of moulds, mixture is put into mould respectively, compacting, then passes into CO wherein
2, obtain levorotation and right type;
(2) mould assembly: levorotation, right type are combined respectively, forms casting mold;
(3) pour into a mould: the metal liquid of melting is vertically injected casting mold, to be cooled to room temperature, taking out pouring into a mould the metal casting obtained, obtaining product;
In described step (1), the ratio of weight and number of quartz sand, waterglass is as follows:
Quartz sand 100 parts,
Waterglass 3-10 part;
In described step 2, respectively levorotation, right type are combined, form casting mold, with fixture, multiple casting mold is clamped, form pourable casting mold.
2. the preparation method of disjunctor main beating cap according to claim 1, it is characterized in that, the ratio of weight and number of quartz sand, waterglass is as follows:
Quartz sand 100 parts,
Waterglass 5-6.5 part.
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| CN201310456163.6A CN103464677B (en) | 2013-09-30 | 2013-09-30 | Model used for producing integrated main bearing cover and manufacturing method and application of model |
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| CN103464677B true CN103464677B (en) | 2015-07-15 |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4705092A (en) * | 1985-04-19 | 1987-11-10 | Toyota Jidosha Kabushiki Kaisha | Manufacturing method for an integral type crankshaft bearing cap |
| CN1212913A (en) * | 1998-09-28 | 1999-04-07 | 沈阳市铸造材料研究所 | Vacuum displacement moulding method |
| CN201609755U (en) * | 2010-02-25 | 2010-10-20 | 芜湖市金贸流体科技股份有限公司 | Casting box for bearing cover of cast diesel engine |
| CN201711496U (en) * | 2010-05-14 | 2011-01-19 | 淮南舜立机械有限责任公司 | Casting device |
| CN101985157A (en) * | 2010-10-29 | 2011-03-16 | 内蒙古第一机械制造（集团）有限公司 | Core making method for diphasic sand mould core hardened by CO2 gas |
| CN101987346A (en) * | 2009-07-31 | 2011-03-23 | 鞍钢重型机械有限责任公司 | Method for promoting hardness of water glass CO2-hardened sand |
| CN201783624U (en) * | 2010-08-07 | 2011-04-06 | 王庭海 | Casting formation device |
| CN202105983U (en) * | 2011-06-01 | 2012-01-11 | 广西玉林市富源机械制造有限公司 | Core assembly mould for main bearing cover of diesel engine |
| CN102489667A (en) * | 2011-12-16 | 2012-06-13 | 十堰市泰祥实业有限公司 | Casting method for spheroidal graphite cast iron main bearing cap of gasoline engine and casting mould applying same |
-
2013
- 2013-09-30 CN CN201310456163.6A patent/CN103464677B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4705092A (en) * | 1985-04-19 | 1987-11-10 | Toyota Jidosha Kabushiki Kaisha | Manufacturing method for an integral type crankshaft bearing cap |
| CN1212913A (en) * | 1998-09-28 | 1999-04-07 | 沈阳市铸造材料研究所 | Vacuum displacement moulding method |
| CN101987346A (en) * | 2009-07-31 | 2011-03-23 | 鞍钢重型机械有限责任公司 | Method for promoting hardness of water glass CO2-hardened sand |
| CN201609755U (en) * | 2010-02-25 | 2010-10-20 | 芜湖市金贸流体科技股份有限公司 | Casting box for bearing cover of cast diesel engine |
| CN201711496U (en) * | 2010-05-14 | 2011-01-19 | 淮南舜立机械有限责任公司 | Casting device |
| CN201783624U (en) * | 2010-08-07 | 2011-04-06 | 王庭海 | Casting formation device |
| CN101985157A (en) * | 2010-10-29 | 2011-03-16 | 内蒙古第一机械制造（集团）有限公司 | Core making method for diphasic sand mould core hardened by CO2 gas |
| CN202105983U (en) * | 2011-06-01 | 2012-01-11 | 广西玉林市富源机械制造有限公司 | Core assembly mould for main bearing cover of diesel engine |
| CN102489667A (en) * | 2011-12-16 | 2012-06-13 | 十堰市泰祥实业有限公司 | Casting method for spheroidal graphite cast iron main bearing cap of gasoline engine and casting mould applying same |
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| CN103464677A (en) | 2013-12-25 |
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