CN204657409U - A kind of casting device of annular thin-section casting - Google Patents

A kind of casting device of annular thin-section casting Download PDF

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Publication number
CN204657409U
CN204657409U CN201520372026.9U CN201520372026U CN204657409U CN 204657409 U CN204657409 U CN 204657409U CN 201520372026 U CN201520372026 U CN 201520372026U CN 204657409 U CN204657409 U CN 204657409U
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Prior art keywords
casting
cup
die cavity
annular thin
core
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CN201520372026.9U
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Chinese (zh)
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姚伟华
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Kunshan Quanshun Aluminum Forging Co Ltd
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Kunshan Quanshun Aluminum Forging Co Ltd
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Abstract

The utility model relates to machine casting technical field, disclose a kind of casting device of annular thin-section casting, comprise patrix, counterdie, cup, sprue, ingate, die cavity and core, the center of described patrix is provided with cup, described cup has top and bottom, the bottom of described cup is connected with the upper end of described sprue, described sprue bottom is connected with one end of described ingate, the other end of described ingate is connected with the die cavity being arranged on described counterdie, described core is located in described die cavity, the diameter of described core is less than the diameter of described die cavity, the casting device of a kind of annular thin-section casting of the utility model uses core and cavity structure, and can realize foundry goods not warpage, indeformable, overall structure is simple, reasonable in design, convenient and practical, cost is lower and production efficiency is high.

Description

A kind of casting device of annular thin-section casting
Technical field
The utility model relates to machine casting technical field, particularly relates to a kind of casting device of annular thin-section casting.
Background technology
Casting is a kind of metal fever processing technology that the mankind grasp relatively early, and casting Metal Melting is smelt meet necessarily required liquid and water enter in casting mold, through cooled and solidified, level process after obtain the technical process of the foundry goods of predetermined shape, size and performance.Cast blank is shaped because being close to, and reaches the object exempting from machining or a small amount of machining and reduce cost and decrease to a certain extent and manufacture the time used.
Sand casting is a kind of using sand as main Modeling Material, make the conventional casting techniques of casting mold, steel, iron and most of non-ferrous alloy casting all can obtain with sand mould casting method, sand mold generally adopts gravitational casting, have during particular/special requirement and also can adopt low pressure casting, the techniques such as centrifugal casting, because Modeling Material that sand casting is used is cheap and easily obtain, Casting mold manufacturing is easy, to the single-piece production of foundry goods, produce by batch and produce in a large number and all can adapt to, especially in small lot and large part are produced, price advantage is particularly outstanding, therefore, the basic technology in Foundry Production for a long time always, in addition, sand mold refractoriness is high, thus as higher in the fusing point such as copper alloy and ferrous metal material also more adopts this technique.
In the prior art, the short and small foundry goods of sand casting annular thin-walled adopts annular mould many casees multiple mould method to produce usually, usually easily there is the defect of buckling deformation in the foundry goods produced, meanwhile, when part needs to add man-hour further, clamping is also more difficult, machining accuracy is difficult to ensure, therefore necessary by disposable for annular thin-walled parts casting, reduce labour intensity and cost, enhance productivity.
Utility model content
For the deficiencies in the prior art, the utility model provides a kind of casting device of annular thin-section casting, use core and cavity structure, can realize foundry goods not warpage, indeformable, overall structure is simple, reasonable in design, convenient and practical, cost is lower and production efficiency is high.
In order to solve the problems of the technologies described above, the utility model provides a kind of casting device of annular thin-section casting, comprise patrix, counterdie, cup, sprue, ingate, die cavity and core, the center of described patrix is provided with cup, described cup has top and bottom, the bottom of described cup is connected with the upper end of described sprue, described sprue bottom is connected with one end of described ingate, the other end of described ingate is connected with the die cavity being arranged on described counterdie, described core is located in described die cavity, the diameter of described core is less than the diameter of described die cavity.
Preferably, described cup is funnel shaped, and described cup top cross-sectional area is greater than described cup bottom cross-sectional area.
Preferably, described cup bottom outside diameter equals circular diameter in described sprue.
Preferably, the cross-sectional area of described sprue is 3 times of described ingate cross-sectional area.
Particularly, described die cavity quantity is at least 3.
Preferably, described die cavity is evenly distributed on described counterdie.
Preferably, the axis of described core and the dead in line of described die cavity.
Preferably, the external diameter of described core differs 2-8mm with the internal diameter of described die cavity.
Further, described core surface has refractory layer.
The casting device of a kind of annular thin-section casting of the present utility model, has following beneficial effect:
1. the casting device of a kind of annular thin-section casting of the present utility model can realize foundry goods not warpage, indeformable.
2. the casting device overall structure of a kind of annular thin-section casting of the present utility model is simple, reasonable in design, convenient and practical, cost is lower and production efficiency is high.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical solution of the utility model, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the casting apparatus structure schematic diagram of a kind of annular thin-section casting of the utility model;
Fig. 2 is the casting device embodiment one lower die structure schematic diagram of a kind of annular thin-section casting of the utility model;
Fig. 3 is the casting device embodiment two lower die structure schematic diagram of a kind of annular thin-section casting of the utility model;
In figure: 1-patrix, 2-counterdie, 3-cup, 4-sprue, 5-ingate, 6-die cavity, 7-core.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite of not making creative work, all belongs to the scope of the utility model protection.
Embodiment one:
As Fig. 1, shown in Fig. 2, the casting device of a kind of annular thin-section casting of the utility model, comprise patrix 1, counterdie 2, cup 3, sprue 4, ingate 5, die cavity 6 and core 7, the center of described patrix 1 is provided with cup 3, described cup 3 has top and bottom, the bottom of described cup 3 is connected with the upper end of described sprue 4, described sprue 4 bottom is connected with one end of described ingate 5, the other end of described ingate 5 is connected with the die cavity 6 being arranged on described counterdie 2, described core 7 is located in described die cavity 6, the diameter of described core 7 is less than the diameter of described die cavity 6.
During cast, by funnel shaped described cup 3 top, liquid metal is injected, described cup 3 top cross-sectional area is greater than described cup 3 bottom cross-sectional area, described cup 3 bottom outside diameter equals circular diameter in described sprue 4, liquid metal flows into each ingate 5 respectively by sprue 4, the cross-sectional area of described sprue 4 is 3 times of described ingate 5 cross-sectional area, described ingate 5 is connected with 3 die cavities 6, described die cavity 6 is evenly distributed on described counterdie 2, under gravity, liquid metal is full of described die cavity 6, due to the axis of described core 7 and the dead in line of described die cavity 6, and the external diameter of described core 7 differs 2-8mm with the internal diameter of described die cavity 6, therefore, cool and the annular thin-section casting of formation 3 wall thickness between 1-4mm after solidifying, described core 7 surface smear has exotic material.
The casting device of a kind of annular thin-section casting of the present utility model, has following beneficial effect:
1. the casting device of a kind of annular thin-section casting of the present utility model can realize foundry goods not warpage, indeformable.
2. the casting device overall structure of a kind of annular thin-section casting of the present utility model is simple, reasonable in design, convenient and practical, cost is lower and production efficiency is high.
Embodiment two:
As Fig. 1, shown in Fig. 3, the casting device of a kind of annular thin-section casting of the utility model, comprise patrix 1, counterdie 2, cup 3, sprue 4, ingate 5, die cavity 6 and core 7, the center of described patrix 1 is provided with cup 3, described cup 3 has top and bottom, the bottom of described cup 3 is connected with the upper end of described sprue 4, described sprue 4 bottom is connected with one end of described ingate 5, the other end of described ingate 5 is connected with the die cavity 6 being arranged on described counterdie 2, described core 7 is located in described die cavity 6, the diameter of described core 7 is less than the diameter of described die cavity 6.
During cast, by funnel shaped described cup 3 top, liquid metal is injected, described cup 3 top cross-sectional area is greater than described cup 3 bottom cross-sectional area, described cup 3 bottom outside diameter equals circular diameter in described sprue 4, liquid metal flows into each ingate 5 respectively by sprue 4, the cross-sectional area of described sprue 4 is 3 times of described ingate 5 cross-sectional area, described ingate 5 is connected with 5 die cavities 6, described die cavity 6 is evenly distributed on described counterdie 2, under gravity, liquid metal is full of described die cavity 6, due to the axis of described core 7 and the dead in line of described die cavity 6, and the external diameter of described core 7 differs 2-8mm with the internal diameter of described die cavity 6, therefore, cool and the annular thin-section casting of formation 5 wall thickness between 1-4mm after solidifying, described core 7 surface smear has exotic material.
The casting device of a kind of annular thin-section casting of the present utility model, has following beneficial effect:
1. the casting device of a kind of annular thin-section casting of the present utility model can realize foundry goods not warpage, indeformable.
2. the casting device overall structure of a kind of annular thin-section casting of the present utility model is simple, reasonable in design, convenient and practical, cost is lower and production efficiency is high.
The above is preferred embodiment of the present utility model; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications are also considered as protection domain of the present utility model.

Claims (9)

1. the casting device of an annular thin-section casting, it is characterized in that, comprise patrix (1), counterdie (2), cup (3), sprue (4), ingate (5), die cavity (6) and core (7), the center of described patrix (1) is provided with cup (3), described cup (3) has top and bottom, the bottom of described cup (3) is connected with the upper end of described sprue (4), described sprue (4) bottom is connected with one end of described ingate (5), the other end of described ingate (5) is connected with the die cavity (6) being arranged on described counterdie (2), described core (7) is located in described die cavity (6), the diameter of described core (7) is less than the diameter of described die cavity (6).
2. the casting device of a kind of annular thin-section casting according to claim 1, it is characterized in that, described cup (3) is funnel shaped, and described cup (3) top cross-sectional area is greater than described cup (3) bottom cross-sectional area.
3. the casting device of a kind of annular thin-section casting according to claim 2, is characterized in that, described cup (3) bottom outside diameter equals described sprue (4) interior circular diameter.
4. the casting device of a kind of annular thin-section casting according to claim 3, is characterized in that, the cross-sectional area of described sprue (4) is 3 times of described ingate (5) cross-sectional area.
5. the casting device of a kind of annular thin-section casting according to claim 1, is characterized in that, described die cavity (6) quantity is at least 3.
6. the casting device of a kind of annular thin-section casting according to claim 5, is characterized in that, described die cavity (6) is evenly distributed on described counterdie (2).
7. the casting device of a kind of annular thin-section casting according to claim 1, is characterized in that, the axis of described core (7) and the dead in line of described die cavity (6).
8. the casting device of a kind of annular thin-section casting according to claim 7, is characterized in that, the external diameter of described core (7) differs 2-8mm with the internal diameter of described die cavity (6).
9. the casting device of a kind of annular thin-section casting according to claim 8, is characterized in that, described core (7) surface has refractory layer.
CN201520372026.9U 2015-06-02 2015-06-02 A kind of casting device of annular thin-section casting Active CN204657409U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3301330A1 (en) * 2016-09-29 2018-04-04 Georg Fischer Automotive (Kunshan) Co Ltd. Power take-off unit ring gear shaft, manufacturing method thereof and apparatus comprising the same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3301330A1 (en) * 2016-09-29 2018-04-04 Georg Fischer Automotive (Kunshan) Co Ltd. Power take-off unit ring gear shaft, manufacturing method thereof and apparatus comprising the same

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