CN203003119U - Low-pressure casting mold for motor body - Google Patents
Low-pressure casting mold for motor body Download PDFInfo
- Publication number
- CN203003119U CN203003119U CN 201320022649 CN201320022649U CN203003119U CN 203003119 U CN203003119 U CN 203003119U CN 201320022649 CN201320022649 CN 201320022649 CN 201320022649 U CN201320022649 U CN 201320022649U CN 203003119 U CN203003119 U CN 203003119U
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- mould
- motor body
- mold
- pressure casting
- steel core
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Abstract
The utility model relates to the technical field of mold manufacturing, in particular to a low-pressure casting mold for a motor body. The low-pressure casting mold comprises a fixed bottom board, a front mold and a rear mold that are matched with front and rear flange faces of the motor body respectively, a left mold, a right mold and an upper mold, wherein inner cavities formed by the upper mold, the front mold, the rear mold, the left mold and the right mold are matched with the appearance of the motor body; the bottom board is further provided with a liquid lifting port; and a sprue sleeve is mounted in the liquid lifting port in a sleeving manner. The finished motor body manufactured by the low-pressure casting mold for the motor body is high in dimensional accuracy, stable in quality, outstanding in appearance quality, high in process yield, and low in cost; the low-pressure casting mold can fill the cavities under lower pressure, and is reasonable in exhaust setting; and the defect of a gravity casting mold can be overcome.
Description
Technical field
The utility model relates to the technology of die manufacturing field, relates in particular to a kind of motor body low pressure casting die.
Background technology
Pneumatic diaphragm pump is a kind of Novel conveyer tool, is a kind of pump class of present latest domestic grain husk.Employing compressed air is power source, and for various corrosive liquids, with the liquid of particle, high viscosity, volatile, inflammable, hypertoxic liquid all can be taken out light and exhaust.Pneumatic diaphragm pump mainly is comprised of parts such as motor body, fluid lid, diaphragm assembly, ball valve assembly, liquid in-out pipes.
motor body (as shown in Figure 1) as the pneumatic diaphragm pump major part, the motor body comprises symmetrical front and back flange face (1, 2), front and back flange face (1, 2) fixed block (3) by integrative-structure between connects, through hole (2-1) and left and right through hole (2-2) before and after offering on fixed block (3), before, rear flange face (1, the cavity of outer surface 2) (1-1) is front, rear flange face (1, 2) inner surface forms dome face (1-2), the outer ring of dome face (1-2) has rounded corner (1-2-1), the surrounding of dome face (1-2) be provided with a plurality of with before, rear flange face (1, 2) lug of inner surface integrative-structure (1-3).The motor body is produced by common employing gravitational casting.Gravitational casting needs artificial cast, artificially controlling temperature, and exist casting head of casting large, and efficient is low, unstable product quality, the shortcoming such as yield rate is low.
There is following Key points for foundry in motor body foundry goods: 1, shrinkage cavity and rarefaction defect easily appear in thick most of feeding difficulty; 2, there are numerous heat spots in the flange back side, is prone to loose, defects i.e.cracks.
Therefore, be necessary to develop a kind of novel motor mould, can improve above-mentioned shortcoming and solve the above problems.
The utility model content
The technical problems to be solved in the utility model is: in order to solve the deficiency of gravitational casting motor mould in prior art, the utility model provides a kind of motor body low pressure casting die.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of motor body low pressure casting die, comprise fixing base plate, the front mould and rear mold, left mould, right mould and the patrix that coordinate with flange face before and after the motor body respectively, the inside die cavity that described patrix, front mould, rear mold, left mould and right mould form mutually and the profile of motor body coupling, described base plate also is provided with and rises the liquid mouth, rises in the liquid mouth and is set with sprue bush.
For the ease of mould open/close, installation, the folding mould that described plate upper surface is also offered promising front mould, rear mold, left mould, right mould moves the guide rail that guide effect is provided, and described guide rail coordinates with front mould, rear mold, left mould, right die clearance.
Further, particularly, be provided with the first steel core that runs through through hole before and after the motor body on the inner surface of described front mould and rear mold, be provided with the second steel core that runs through motor body left and right through hole on the inner surface of described left mould and right mould.Be provided with water-cooling system in described the first steel core and the second steel core, all offer the inlet opening that internal diameter is 10mm in described the first steel core and the second steel core.
In order to adopt red copper piece Quench measure feeding, also be embedded with the red copper piece for feeding motor body lug on the inner surface of described front mould and rear mold.
For to the top away from cast gate and can't set up the thick large lug place riser feeding of Feeding channel, the top of described left mould and right mould and patrix are formed with the rising head die cavity.
Because the place's exhaust of motor body rounded corner is not smooth, easily produce air pocket, be provided with steam vent near the rounded corner place that is used to form on motor body dome face on described left mould and right mould, steam vent is provided with venting plug.
The beneficial effects of the utility model are, motor body low pressure casting die of the present utility model, made up the blank that this field lacks corresponding mould, the finished size precision that it makes is high, steady quality, presentation quality is outstanding, product yield is high, simultaneously with low cost; Be provided with on the bottom surface of base plate and rise the liquid mouth, rise the liquid mouth and communicate with high-temperature liquid metal in holding furnace, therefore temperature is high; Act on simultaneously pressure in holding furnace and be delivered to by liquid metals and rise the liquid mouth, then be delivered in the product that needs feeding; So can solve the defectives such as shrinkage cavity and porosity, this product is at lower pressure retrofilling die cavity, exhaust arranges rationally, can solve the defective of gravity casting die deficiency.
Description of drawings
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is the structural representation of the motor body of die casting of the present utility model.
Fig. 2 is the structural representation of the optimum embodiment of the utility model.
Fig. 3 is the right view of Fig. 2.
Fig. 4 is the structural representation of the utility model base plate.
In figure: 1, forward flange face, 1-2, dome face, 1-2-1, rounded corner, 1-3, lug, 2, rear flange face, 2-1, front and back through hole, 2-2, left and right through hole, 3, fixed block, 4, base plate, rises the liquid mouth, 4-2, guide rail at 4-1,5, left mould, 6, right mould, 8, rear mold, 9, patrix, 10, sprue bush, the 11, first steel core, 12, the second steel core, 13, the rising head die cavity, 14, steam vent.
The specific embodiment
By reference to the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, basic structure of the present utility model only is described in a schematic way, so it only show the formation relevant with the utility model.
as shown in Fig. 1-4, the optimum embodiment of the utility model, comprise fixing base plate 4, respectively with the motor body before and after flange face 1, 2 front mould 7 and the rear molds 8 that coordinate, left mould 5, right mould 6 and patrix 9, described patrix 9, front mould 7, rear mold 8, the inside die cavity that left mould 5 and right mould 6 form mutually and the profile coupling of motor body, base plate 4 also is provided with and rises liquid mouth 4-1, rise in liquid mouth 4-1 and be set with sprue bush 10, rising liquid mouth 4-1 is connected with stalk, cast gate is located at the thickest large part of foundry goods, make this place obtain enough feeding, base plate 4 upper surfaces are also offered promising front mould 7, rear mold 8, left mould 5, the folding mould of right mould 6 moves provides the guide rail of guide effect 4-2, guide rail 4-2 and front mould 7, rear mold 8, left mould 5, right mould 6 matched in clearance.Be provided with the first steel core 11 that runs through motor body front and back through hole 2-2 on the inner surface of front mould 7 and rear mold 8, be provided with the second steel core 12 that runs through motor body left and right through hole 2-1 on the inner surface of left mould 5 and right mould 6.Be provided with water-cooling system in the first steel core 11 and the second steel core 12, the first steel core 11 and the second steel core 12 be interior all offers the inlet opening that internal diameter is 10mm.Also be embedded with the red copper piece for feeding motor body lug 1-3 on the inner surface of front mould 7 and rear mold 8.Top and the patrix 9 of left mould 5 and right mould 6 are formed with rising head die cavity 13.Be provided with steam vent 14 near the rounded corner 1-2-1 place that is used to form on motor body dome face 1-2 on left mould 5 and right mould 6.
Mould assembling action of the present utility model: base plate 4 maintains static, and first closes left mould 5, right mould 6, then closes front mould 7, rear mold 8, the mould 9 that closes at last, and aluminium liquid is cast to rising the liquid mouth by stalk.Pouring temperature is controlled at 725 ℃ of left and right, and mold temperature is controlled at 300-400 ℃, and in second, the first steel core 11 and the second interior water flowing of steel core 12 are cooling at the 45-100 that casts.
Die sinking action of the present utility model: at first open patrix 9, then open slightly left mould 5, right mould 6, then open front mould 7, rear mold 8, open at last left mould 5, right mould 6 fully, motor body foundry goods rests on base plate 4, and the operative employee manually takes out with hawkbill.
Be provided with on base plate 4 and rise liquid mouth 4-1, rise liquid mouth 4-1 and communicate with high-temperature liquid metal in holding furnace, therefore temperature is high; Act on simultaneously pressure in holding furnace and be delivered to by liquid metals and rise liquid mouth 4-1, then be delivered in the product that needs feeding; So can solve the defectives such as shrinkage cavity and porosity, this product is at lower pressure retrofilling die cavity, exhaust arranges rationally, can solve the defective of gravity casting die deficiency.
Take above-mentioned foundation desirable embodiment of the present utility model as enlightenment, by above-mentioned description, the relevant staff can in the scope that does not depart from this utility model technological thought, carry out various change and modification fully.The technical scope of this utility model is not limited to the content on specification, must determine its technical scope according to the claim scope.
Claims (7)
1. motor body low pressure casting die, it is characterized in that: comprise fixing base plate (4), the front mould (7) and rear mold (8), left mould (5), right mould (6) and the patrix (9) that coordinate with flange face (1,2) before and after the motor body respectively, the inside die cavity that described patrix (9), front mould (7), rear mold (8), left mould (5) and right mould (6) form mutually and the profile of motor body coupling, described base plate (4) also is provided with and rises liquid mouth (4-1), rises and is set with sprue bush (10) in liquid mouth (4-1).
2. motor body low pressure casting die as claimed in claim 1, it is characterized in that: the folding mould that described base plate (4) upper surface is also offered promising front mould (7), rear mold (8), left mould (5), right mould (6) moves the guide rail (4-2) that guide effect is provided, described guide rail (4-2) and front mould (7), rear mold (8), left mould (5), right mould (6) matched in clearance.
3. motor body low pressure casting die as claimed in claim 1, it is characterized in that: be provided with the first steel core (11) that runs through motor body front and back through holes (2-2) on the inner surface of described front mould (7) and rear mold (8), be provided with the second steel core (12) that runs through motor body (1) left and right through hole (2-1) on the inner surface of described left mould (5) and right mould (6).
4. motor body low pressure casting die as claimed in claim 3, it is characterized in that: be provided with water-cooling system in described the first steel core (11) and the second steel core (12), all offer the inlet opening that internal diameter is 10mm in described the first steel core (11) and the second steel core (12).
5. motor body low pressure casting die as claimed in claim 1, is characterized in that: also be embedded with the red copper piece for feeding motor body lug (1-3) on the inner surface of described front mould (7) and rear mold (8).
6. motor body low pressure casting die as claimed in claim 1, it is characterized in that: top and the patrix (9) of described left mould (5) and right mould (6) are formed with rising head die cavity (13).
7. motor body low pressure casting die as claimed in claim 1, is characterized in that: locates to be provided with steam vent (14) near the rounded corner (1-2-1) that is used to form on motor body dome face (1-2) on described left mould (5) and right mould (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320022649 CN203003119U (en) | 2013-01-16 | 2013-01-16 | Low-pressure casting mold for motor body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320022649 CN203003119U (en) | 2013-01-16 | 2013-01-16 | Low-pressure casting mold for motor body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203003119U true CN203003119U (en) | 2013-06-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320022649 Expired - Lifetime CN203003119U (en) | 2013-01-16 | 2013-01-16 | Low-pressure casting mold for motor body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203003119U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111069569A (en) * | 2020-02-02 | 2020-04-28 | 温州瑞明工业股份有限公司 | Low-pressure filling type gravity compensation type casting mold and casting method thereof |
| US10654097B2 (en) | 2016-06-08 | 2020-05-19 | Nissan Motor Co., Ltd. | Low-pressure casting mold |
-
2013
- 2013-01-16 CN CN 201320022649 patent/CN203003119U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10654097B2 (en) | 2016-06-08 | 2020-05-19 | Nissan Motor Co., Ltd. | Low-pressure casting mold |
| CN111069569A (en) * | 2020-02-02 | 2020-04-28 | 温州瑞明工业股份有限公司 | Low-pressure filling type gravity compensation type casting mold and casting method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 213212 Jiangsu Province, Changzhou City Industrial Park Jintan District Hetou Town Chang Li Xu City South Road Patentee after: CHANGZHOU JINTAN CHENGHUI MACHINERY MANUFACTURE CO.,LTD. Address before: 213212 Jiangsu city of Changzhou province Jintan Hetou Town Industrial Park Road on the south side of the city section of Xu Chang Li Patentee before: JINTAN CHENGHUI MACHINE MANUFACTURE Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130619 |