CN207222915U - A kind of New energy automobile motor shell low pressure casting die - Google Patents

A kind of New energy automobile motor shell low pressure casting die Download PDF

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Publication number
CN207222915U
CN207222915U CN201721148996.6U CN201721148996U CN207222915U CN 207222915 U CN207222915 U CN 207222915U CN 201721148996 U CN201721148996 U CN 201721148996U CN 207222915 U CN207222915 U CN 207222915U
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CN
China
Prior art keywords
mold
low pressure
new energy
energy automobile
motor shell
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CN201721148996.6U
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Chinese (zh)
Inventor
孙仁坤
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CHONGQING ZHICHENG MACHINERY Co Ltd
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CHONGQING ZHICHENG MACHINERY Co Ltd
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Abstract

The utility model belongs to casting processing technique field, more particularly to a kind of New energy automobile motor shell low pressure casting die, a kind of New energy automobile motor shell low pressure casting die, including upper mold, side form and lower die, upper mold includes upper mold seat, cope plate and upper mold core, upper mold seat is connected by cope plate with upper mold core, and side form is between die holder and cope plate, it is characterised in that:Side form has inner cavity, upper mold core is stretched into side form, and upper mold core lower end is contacted with die holder, and casting cavity is surrounded between upper mold outer core and side form inner wall and cope plate, die holder offers four cast gates connected with casting cavity, is using the beneficial effects of the utility model:Using the design directed downwardly of four cast gates, casting liquid is full of cavity from the bottom up, and casting process is stablized, the impact for liquid of not casting, while liquid of casting rapidly enters cavity, reduces the heat leakage during casting liquid stream is moved, and casting quality is preferably ensured.

Description

A kind of New energy automobile motor shell low pressure casting die
Technical field
The utility model belongs to casting processing technique field, and in particular to a kind of New energy automobile motor shell low pressure casting mould Tool.
Background technology
Mould be in industrial production being molded, being blow molded, extruding, die casting or the methods of forging forming, smelting, punching press obtain The various moulds and instrument of required product.In brief, mould is the instrument for making formed article, and this instrument is by various Part is formed, and different moulds is made of different parts, it is mainly realized by the change of institute's moulding material physical state The processing of article shape.
Motor coverboard also needs to carry out Milling Process since contour structures are complicated, therefore motor casing blank also needs to Preferable machinability, therefore, motor casing are mostly produced using casting and then mach mode, however motor casing by Smaller in thickness, area is larger, therefore the requirement to mould must be that shaping is fast, the mould of process stabilization, the production otherwise produced Quality can not ensure, and existing battery case bottom plate production mould mostly mostly cannot preferably meet such requirement.
Utility model content
In view of the foregoing deficiencies of prior art, the purpose of this utility model is to provide a kind of New energy automobile motor The characteristics of shell low pressure casting die, there is casting process to stablize, and shaping speed is fast, and castability is preferable.
In order to achieve the above objects and other related objects, the utility model provides a kind of New energy automobile motor shell low pressure casting Modeling has, and a kind of New energy automobile motor shell low pressure casting die, including upper mold, side form and lower die, the upper mold include upper mold Seat, cope plate and upper mold core, the upper mold seat are connected by cope plate with upper mold core, and the side form is located at die holder and cope plate Between, the side form has inner cavity, and the upper mold core is stretched into side form, and upper mold core lower end is contacted with die holder, upper mold outer core Casting cavity is surrounded between side form inner wall and cope plate, the die holder offers four cast gates connected with casting cavity.
It is using the beneficial effects of the utility model:Using the design of four cast gates, casting liquid energy enough rapidly enters cavity, subtracts The heat leakage during casting liquid stream is moved is lacked, casting quality is preferably ensured.
Further, four cast gates are uniformly distributed circumferentially, and the casting liquid that can make quickly fills casting cavity.
Further, the upper mold core is the barrel-shaped structure of lower end closed, and flange, institute are equipped with the outside of the upper mold core upper end State upper mold core and be installed on cope plate center by the way that flange is nested, the mode of flange nesting make it that upper mold core is fixed conveniently stabilization.
Further, the column structure for extending vertically through hole is equipped with centered on the side form, by identical point of the structure of left and right two Side form forms, it is described be divided on the outside of side form to be provided with promote two points of side forms to draw close and separated driving mechanism.
Further, high outside and low outside ledge structure is formed between cope plate and the side form upper end, on cope plate and side form The junction at end forms exhaust clearance.
Further, what the upper mold core and side form surrounded, which pour, is provided with spiral channel sand core in cavity, the die holder On be provided with sand core detent mechanism.
Further, the sand core detent mechanism is at two points of side form cooperations.
Further, the side form is located at die holder center, is connected with four and connects on the outside of side form on the die holder Column, the cope plate are connected with the identical upper connecting pole of four root architectures in lower connecting pole correspondence position, and the upper connecting pole is with It is detachably connected between connecting pole.
Further, mold pushing mechanism is equipped between the cope plate and upper mold seat.
Further, the cast gate outer sheath is equipped with sprue cup, prevents sprue cup casting liquid from destroying.
In conclusion the beneficial effect of utility model using the above scheme is:Four rise liquid mouth into molten aluminum, ensure molten aluminum Cavity can be rapidly entered, reduces temperature of aluminum liquid loss, meanwhile, rollover phenomenon will not occur for molten aluminum, reduce molten aluminum rolling During caused gas cause to produce loose, pin hole probability in product crystallization process, in addition, in forming process, by spiral shell The gas that rotation water channel sand cores produce is transferred with vacuum pump so that product consecutive solidification in crystallization process, without defect.
Brief description of the drawings
Fig. 1 is the structure diagram of New energy automobile motor shell product;
Fig. 2 is the dimensional structure diagram of the utility model embodiment;
Fig. 3 is the internal structure schematic diagram of the utility model embodiment;
Fig. 4 is the present invention looks up structural representation of the utility model embodiment;
Fig. 5 is part design of part schematic diagram in the use of the new type embodiment;
Piece mark explanation
Upper mold seat 1
Cope plate 2
Circle convex platform 21
Connect back 22
Upper mold core 3
Flange 31
Die holder 4
Side form 5
Ring groove 51
Sealing plate 52
Casting cavity 6
Water channel sand cores 61
Sand core support base 62
Cast gate 7
Liquid storage cylinder 71
Connecting pole 8
Ejector retainner plate 9
Thimble 91
Spring 93
Spring conductor rod 94
Embodiment
Illustrate the embodiment of the utility model by particular specific embodiment below, those skilled in the art can be by this Content disclosed by specification understands other advantages and effect of the utility model easily.
It should be clear that cited such as " on ", " under " in this specification, "left", "right", the term of " centre " and " one ", also Only understanding for ease of narration, and be not used to limit the enforceable scope of the utility model, its relativeness is altered or modified, In the case where changing technology contents without essence, when being also considered as the enforceable category of the utility model.
As shown in Figures 2 to 5, a kind of New energy automobile motor shell low pressure casting die, including upper die and lower die, upper mold bag Include upper mold seat 1, cope plate 2 and upper mold core 3, upper mold seat 1 is connected by cope plate 2 and upper mold core 3, lower die include die holder 4 with And the side form 5 on die holder 4 connects, it is characterised in that:Side form 5 has inner cavity, and upper mold core 3 is stretched into side form, upper mold 3 lower end of core is contacted with die holder 4, and casting cavity 6, die holder 4 are surrounded between 3 outer wall of upper mold core and 5 inner wall of side form and cope plate 2 Offer four 7 faces of cast gate connected with casting cavity 6.
Specifically, side form 5 is made of the completely identical in structure point of side form in left and right two, when two points of side forms are combined It is the rectangular parallelepiped structure through cylindrical hole among Shi Chengwei, divides inside side form for cavity structure and away from the side of casting cavity 6 Opening, divides side form open side to be connected with sealing plate 52, and the outside of sealing plate 52 is equipped with the driving mechanism for promoting and dividing side form to separate and draw close, drives Motivation structure can be oil cylinder, and 5 cylindrical hole inner wall upper end of side form offers ring groove 51, and 2 lower face of cope plate is equipped with and annulus The circle convex platform 21 that groove 51 matches, circle convex platform 21 are nested in annular recess, ring groove 51 and circle convex platform 21 Coordinate so that 6 top of casting cavity forms the stair-stepping exhaust seam at bottom in outer height.
Specifically, the position that cope plate 2 connects 4 four angles in upper surface of 22 lower face of back and die holder is equipped with four phases Connecting pole 8 that is same and matching, upper and lower mould are connected as one by connecting pole 8 to complete to mold, and upper mold core 3 is that upper end is opening The barrel-shaped structure at end, openend outside are equipped with flange 31, and 3 upper end of upper mold core is nested in 2 center of cope plate, 3 lower end of upper mold core Outer wall forms a part for casting 6 profile of cavity.
Specifically, the lower face of 2 circle convex platform 21 of 5 inner wall of side form, 3 outer wall of upper mold core and cope plate surrounds pouring for motor casing Mould cavity 6, casting cavity 7 is interior to be equipped with spiral helicine water channel sand cores 61, and water channel sand cores 61 are fixed on down by sand core support base 62 The merging face place of side form is divided in 4 upper surface of die holder, and four cast gates 7 of 4 lower face of die holder are circularly and evenly distributed.
Specifically, being equipped with ejector retainner plate 9 between cope plate 2 and upper mold seat 1,9 lower end of ejector retainner plate is connected with the thimble 91 of cylindricality, 2 circle convex platform 21 of cope plate offers multiple coaxial thimble through holes for connecting casting cavity 6, thimble with 3 flange flange of upper mold core Lead to the hole site and 91 position of thimble match, and 9 lower end of ejector retainner plate and 4 upper end of die holder are connected with spring 93, are set inside spring 93 There is spring conductor rod 94, ejector retainner plate 9 is run through on 94 top of spring conductor rod.
Use using the above scheme is new, and mould structure two is opened up and down, and upper mold is fixed on the upper mobile board of air injection machine On, lower die is fixed on air injection machine workbench, and the center of four cast gate alignment holding furnace stalks, side form is fixed on side With briquetting that mould is fixed on oil cylinder, mould is opened, and spiral channel sand core is put into mold cavity, sand core is fixed on and determines In the mechanism of position, mould is got togather, starts shaping, there are four stalk mouths respectively into molten aluminum, quickly make formed product, in molding mistake The gas that spiral channel sand core produces is taken out with vacuum pump in journey, makes product consecutive solidification during crystallization, does not lack Fall into.
The above embodiments are only illustrative of the principle and efficacy of the utility model, new not for this practicality is limited Type.Any person skilled in the art can all carry out above-described embodiment under the spirit and scope without prejudice to the utility model Modifications and changes.Therefore, such as those of ordinary skill in the art without departing from the revealed essence of the utility model God and all equivalent modifications completed under technological thought or change, should be covered by the claim of the utility model.

Claims (10)

1. a kind of New energy automobile motor shell low pressure casting die, including upper mold, side form and lower die, the upper mold includes upper mold Seat, cope plate and upper mold core, the upper mold seat are connected by cope plate with upper mold core, and the side form is located at die holder and cope plate Between, it is characterised in that:The side form has inner cavity, and the upper mold core is stretched into side form, and upper mold core lower end is contacted with die holder, Casting cavity is surrounded between upper mold outer core and side form inner wall and cope plate, the die holder offers four and connects with casting cavity Logical cast gate.
A kind of 2. New energy automobile motor shell low pressure casting die according to claim 1, it is characterised in that:Described in four Cast gate is uniformly distributed circumferentially.
A kind of 3. New energy automobile motor shell low pressure casting die according to claim 1, it is characterised in that:The upper mold Core is the barrel-shaped structure of lower end closed, and flange is equipped with the outside of the upper mold core upper end, and the upper mold core is pacified by the way that flange is nested Mounted in cope plate center.
A kind of 4. New energy automobile motor shell low pressure casting die according to claim 1, it is characterised in that:The side form Centered on be equipped with and extend vertically through the column structure in hole, by the structure of left and right two it is identical divide side form to form, it is described to divide on the outside of side form It is provided with and promotes two points of side forms to draw close and separated driving mechanism.
A kind of 5. New energy automobile motor shell low pressure casting die according to claim 1, it is characterised in that:The upper mold The junction formation exhaust clearance of high outside and low outside ledge structure, cope plate and side form upper end is formed between plate and side form upper end.
6. a kind of New energy automobile motor shell low pressure casting die according to claim 1-5 any one, its feature exist In:What the upper mold core and side form surrounded, which pour, is provided with spiral channel sand core in cavity, sand core is provided with the die holder Detent mechanism.
A kind of 7. New energy automobile motor shell low pressure casting die according to claim 6, it is characterised in that:The sand core Detent mechanism is at two points of side form cooperations.
A kind of 8. New energy automobile motor shell low pressure casting die according to claim 7, it is characterised in that:The side form Positioned at die holder center, four lower connecting poles are connected with the outside of side form on the die holder, the cope plate is in lower connecting pole Correspondence position is connected with the identical upper connecting pole of four root architectures, is detachably connected between the upper connecting pole and lower connecting pole.
A kind of 9. New energy automobile motor shell low pressure casting die according to claim 1, it is characterised in that:The upper mold Mold pushing mechanism is equipped between plate and upper mold seat.
A kind of 10. New energy automobile motor shell low pressure casting die according to claim 1, it is characterised in that:It is described to pour Mouth outer sheath is equipped with sprue cup.
CN201721148996.6U 2017-09-08 2017-09-08 A kind of New energy automobile motor shell low pressure casting die Active CN207222915U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721148996.6U CN207222915U (en) 2017-09-08 2017-09-08 A kind of New energy automobile motor shell low pressure casting die

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721148996.6U CN207222915U (en) 2017-09-08 2017-09-08 A kind of New energy automobile motor shell low pressure casting die

Publications (1)

Publication Number Publication Date
CN207222915U true CN207222915U (en) 2018-04-13

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721148996.6U Active CN207222915U (en) 2017-09-08 2017-09-08 A kind of New energy automobile motor shell low pressure casting die

Country Status (1)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110496869A (en) * 2019-07-16 2019-11-26 昆明理工大学 The mold of aluminium alloy semi-solid extruding motor in electric automobile shell
CN111673048A (en) * 2020-07-31 2020-09-18 孙雪峰 Casting device of new energy automobile motor casing

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110496869A (en) * 2019-07-16 2019-11-26 昆明理工大学 The mold of aluminium alloy semi-solid extruding motor in electric automobile shell
CN110496869B (en) * 2019-07-16 2021-01-05 昆明理工大学 Die for semi-solid aluminum alloy extruded motor shell of electric automobile
CN111673048A (en) * 2020-07-31 2020-09-18 孙雪峰 Casting device of new energy automobile motor casing

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