CN108097881A - A kind of efficient sand casting hybrid mold - Google Patents
A kind of efficient sand casting hybrid mold Download PDFInfo
- Publication number
- CN108097881A CN108097881A CN201711488159.2A CN201711488159A CN108097881A CN 108097881 A CN108097881 A CN 108097881A CN 201711488159 A CN201711488159 A CN 201711488159A CN 108097881 A CN108097881 A CN 108097881A
- Authority
- CN
- China
- Prior art keywords
- mold
- lower die
- upper mold
- disperse
- core
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/02—Sand moulds or like moulds for shaped castings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/06—Permanent moulds for shaped castings
- B22C9/068—Semi-permanent moulds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D27/00—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting
- B22D27/04—Influencing the temperature of the metal, e.g. by heating or cooling the mould
Abstract
The present invention is a kind of efficient sand casting hybrid mold, including lower die and upper mold, which is characterized in that the lower die is metal die, and the bottom of the feeding-passage sequentially passes through the upper mold, the disperse is breathed freely, and core is connected with the upper impression.The present invention is compact-sized, design is reasonable, by setting the lower die of metal die and the upper mold of sand mold mould, moulding upper mold is only needed during moulding, it is time saving and energy saving, improve the production efficiency of product, by setting cooling bath in the lower die of metal die, the position that lower die needs cool down is realized and is quickly cooled down, enhance cooling effect, consecutive solidification is carried out to product, by the top of upper impression set disperse breathe freely core coordinate exhaust pipe, after high-temperature liquid metal pours into casting mold, it is smoothly discharged in time full of a large amount of gases in mold cavity, so that the molten metal amount of pouring into is sufficient, improve exhaust effect, greatly reduce the defects of product generates stomata, improve the presentation quality of product.
Description
Technical field
The present invention relates to casting mould technical field more particularly to a kind of efficient sand casting hybrid molds.
Background technology
Sand casting is the casting method that casting is produced in sand mold.It is suitble to the product needs before casting of sand casting
Moulding in advance, converted products sand mold casting mold.Traditional sand mold casting mold generally includes upper die and lower die, however, passing
The mold that uses of uniting is time-consuming and laborious in modeling process, results in the low production efficiency of product, to the position that lower die needs cool down without
Method is quickly cooled down, and consecutive solidification is carried out to product, and upper mold exhaust effect is undesirable, after high-temperature liquid metal pours into casting mold,
In mold cavity discharge is can not be successfully full of a large amount of gases so that the molten metal amount of pouring into deficiency causes product to generate gas hole defect,
Drastically influence product appearance quality.
The content of the invention
Present invention seek to address that the deficiencies in the prior art, and a kind of efficient sand casting hybrid mold is provided.
The present invention to achieve the above object, using following technical scheme：
A kind of efficient sand casting hybrid mold, including lower die and upper mold, which is characterized in that the lower die is located at described
The lower section of upper mold is set, and the outer wall surrounding of the upper mold is connected by fastening screw with the lower die, and the lower die is metal pattern
Tool, the lower die are internally provided with the lower impressions being adapted with the lower shape of product, and the lower section of the lower impressions is equipped with cooling
Slot, one end level of the cooling bath are connected with inlet tube, and the liquid feeding end of the inlet tube runs through side wall and the external world of the lower die
Connection, the other end level of the cooling bath is connected with outlet tube, and the outlet tube is concordant with the inlet tube to be set, it is described go out liquid
The outlet end of pipe is in communication with the outside through the side wall of the lower die, and the upper mold is sand mold mould, and the lateral wall of the upper mold is set
There is insulating, the insulating is ceramic wool insulation layer, and the lower part of the upper mold is equipped with the top shape with product
The upper impression that shape is adapted, the upper impression are located at the surface of the lower impressions, and the top of the upper impression is equipped with several spokes
The straight-line groove of shape distribution is penetrated, disperse is equipped in the straight-line groove and is breathed freely core, the breathe freely inside of core of the disperse is evenly equipped with
Micro- stomata, the breathe freely top of core of the disperse are connected with horizontally disposed exhaust pipe, and the both ends of the exhaust pipe are through described
Upper mold is in communication with the outside, the disperse breathe freely core top through the inside of lower surface and the exhaust pipe of the exhaust pipe
Connection, the top of the upper mold are equipped with feeding-passage vertically, the bottom of the feeding-passage sequentially pass through the upper mold, it is described more
Ventilative core is dissipated to connect with the upper impression.
The lower die is set in cylindrical structure.
The outer tube wall of the inlet tube and the outlet tube is equipped with external screw thread, is connected by screw thread with external device.
The section of the exhaust pipe is triangle.
The beneficial effects of the invention are as follows：Which has a compact structure and a reasonable design of the present invention, by the lower die and sand that set metal die
The upper mold of pattern tool, when moulding, only needs moulding upper mold, time saving and energy saving, the production efficiency of product is improved, by metal pattern
Cooling bath in the lower die of tool is set, realizes and is quickly cooled down for the position that lower die needs cool down, cooling effect is enhanced, to production
Product carry out consecutive solidification, by the top of upper impression set disperse breathe freely core coordinate exhaust pipe, poured into high-temperature liquid metal
It after casting mold, is smoothly discharged in time full of a large amount of gases in mold cavity so that the molten metal amount of pouring into is sufficient, improves exhaust effect
Fruit greatly reduces the defects of product generates stomata, improves the presentation quality of product.
Description of the drawings
Fig. 1 is the structural diagram of the present invention；
In figure：1- lower dies；2- upper molds；3- insulatings；4- feeding-passages；5- cooling baths；6- inlet tubes；7- goes out liquid
Pipe；8- lower impressions；9- upper impressions；10- disperses are breathed freely core；11- exhaust pipes；12- fastening screws；
It is described in detail referring to the drawings below with reference to the embodiment of the present invention.
Specific embodiment
The invention will be further described with reference to the accompanying drawings and examples：
As shown in Figure 1, a kind of efficient sand casting hybrid mold, including lower die 1 and upper mold 2, which is characterized in that described
The lower section that lower die 1 is located at the upper mold 2 is set, and the outer wall surrounding of the upper mold 2 is connected by fastening screw 12 and the lower die 1
It connects, the lower die 1 is metal die, and the lower die 1 is internally provided with the lower impressions 8 being adapted with the lower shape of product, institute
The lower section for stating lower impressions 8 is equipped with cooling bath 5, and one end level of the cooling bath 5 is connected with inlet tube 6, the feed liquor of the inlet tube 6
End is in communication with the outside through the side wall of the lower die 1, and the other end level of the cooling bath 5 is connected with outlet tube 7, the outlet tube
7 settings concordant with the inlet tube 6, the outlet end of the outlet tube 7 is in communication with the outside through the side wall of the lower die 1, described
Upper mold 2 is sand mold mould, and the lateral wall of the upper mold 2 is equipped with insulating 3, and the insulating 3 is protected for ceramic fibre
Warm layer, the lower part of the upper mold 2 are equipped with the upper impression 9 being adapted with the shaped upper part of product, the upper impression 9 be located at it is described under
The surface of cavity 8, the top of the upper impression 9 are equipped with the straight-line groove of several radial distributions, are equipped in the straight-line groove
Disperse is breathed freely core 10, and the breathe freely inside of core 10 of the disperse is evenly equipped with micro- stomata, and the disperse is breathed freely the top of core 10
Horizontally disposed exhaust pipe 11 is connected with, the both ends of the exhaust pipe 11 are in communication with the outside through the upper mold 2, and the disperse is saturating
The top of gaseous core body 10 is connected through the lower surface of the exhaust pipe 11 with the inside of the exhaust pipe 11, the upper mold 2 it is upper
Fang Shuzhi is equipped with feeding-passage 4, the bottom of the feeding-passage 4 sequentially passes through the upper mold 2, the disperse is breathed freely core 10 with
The upper impression 9 connects.
The lower die 1 is set in cylindrical structure.
The outer tube wall of the inlet tube 6 and the outlet tube 7 is equipped with external screw thread, is connected by screw thread with external device.
The section of the exhaust pipe 11 is triangle.
For the present invention in use, only needing moulding upper mold 2, the lower die 1 of complexed metal mold carries out the casting of product, time saving province
Power, improves the production efficiency of product, and molten metal is added in the mo(u)ld top half in lower impressions 8 and upper mold 2 in lower die 1 by feeding-passage 4
In chamber 9, exhaust pipe 11 is discharged by disperse core 10 of breathing freely in time full of a large amount of gases in mold cavity, it is smooth by exhaust pipe 11
Discharge so that the molten metal amount of pouring into is sufficient, improves exhaust effect, greatly reduces the defects of product generates stomata, improves
The presentation quality of product, meanwhile, extraneous cold water is added in by inlet tube 6 in cooling bath 5, the cold water after heat exchange is by outlet tube
7 outflows need the position cooled down to realize lower die 1 and are quickly cooled down, enhance cooling effect, consecutive solidification is carried out to product,
Which has a compact structure and a reasonable design of the present invention.
The present invention is exemplarily described above in conjunction with attached drawing, it is clear that the present invention implements and from aforesaid way
Limitation, as long as employ the inventive concept and technical scheme of the present invention progress various improvement or not improved direct application
In other occasions, within protection scope of the present invention.
Claims (4)
- A kind of 1. efficient sand casting hybrid mold, including lower die (1) and upper mold (2), which is characterized in that the lower die (1) It is set positioned at the lower section of the upper mold (2), the outer wall surrounding of the upper mold (2) passes through fastening screw (12) and the lower die (1) Connection, the lower die (1) are metal die, and the lower die (1) is internally provided with the mo(u)ld bottom half being adapted with the lower shape of product Chamber (8), the lower section of the lower impressions (8) are equipped with cooling bath (5), and one end level of the cooling bath (5) is connected with inlet tube (6), The liquid feeding end of the inlet tube (6) is in communication with the outside through the side wall of the lower die (1), the other end water of the cooling bath (5) Flat to be connected with outlet tube (7), the outlet tube (7) is concordant with the inlet tube (6) to be set, and the outlet end of the outlet tube (7) passes through The side wall for wearing the lower die (1) is in communication with the outside, and the upper mold (2) is sand mold mould, the lateral wall of the upper mold (2) be equipped with every Hot insulating layer (3), the insulating (3) are ceramic wool insulation layer, and the lower part of the upper mold (2) is equipped with upper with product The upper impression (9) that portion's shape is adapted, the upper impression (9) are located at the surface of the lower impressions (8), the upper impression (9) Top be equipped with the straight-line grooves of several radial distributions, disperse is equipped in the straight-line groove and is breathed freely core (10), the disperse The inside of ventilative core (10) is evenly equipped with micro- stomata, and the breathe freely top of core (10) of the disperse is connected with horizontally disposed exhaust pipe (11), the both ends of the exhaust pipe (11) are in communication with the outside through the upper mold (2), and the disperse is breathed freely the tops of core (10) End is connected through the lower surface of the exhaust pipe (11) with the inside of the exhaust pipe (11), and the top of the upper mold (2) is vertical Equipped with feeding-passage (4), the bottom of the feeding-passage (4) sequentially passes through the upper mold (2), the disperse is breathed freely core (10) It is connected with the upper impression (9).
- 2. a kind of efficient sand casting hybrid mold according to claim 1, which is characterized in that the lower die (1) is in Cylindrical structure is set.
- A kind of 3. efficient sand casting hybrid mold according to claim 1, which is characterized in that the inlet tube (6) External screw thread is equipped with the outer tube wall of the outlet tube (7), is connected by screw thread with external device.
- A kind of 4. efficient sand casting hybrid mold according to claim 1, which is characterized in that the exhaust pipe (11) Section be triangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711488159.2A CN108097881A (en) | 2017-12-30 | 2017-12-30 | A kind of efficient sand casting hybrid mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711488159.2A CN108097881A (en) | 2017-12-30 | 2017-12-30 | A kind of efficient sand casting hybrid mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108097881A true CN108097881A (en) | 2018-06-01 |
Family
ID=62215152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711488159.2A Pending CN108097881A (en) | 2017-12-30 | 2017-12-30 | A kind of efficient sand casting hybrid mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108097881A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111390124A (en) * | 2020-04-23 | 2020-07-10 | 芜湖市金贸流体科技股份有限公司 | Stable form flange psammitolite casting mould device |
| CN112008058A (en) * | 2020-09-01 | 2020-12-01 | 上海润成机电科技有限公司 | Bimetal bearing processing tool |
-
2017
- 2017-12-30 CN CN201711488159.2A patent/CN108097881A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111390124A (en) * | 2020-04-23 | 2020-07-10 | 芜湖市金贸流体科技股份有限公司 | Stable form flange psammitolite casting mould device |
| CN112008058A (en) * | 2020-09-01 | 2020-12-01 | 上海润成机电科技有限公司 | Bimetal bearing processing tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180601 |
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| WD01 | Invention patent application deemed withdrawn after publication |