CN206898313U - A kind of fixed point cooling exhaust structure of casting mould - Google Patents
A kind of fixed point cooling exhaust structure of casting mould Download PDFInfo
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- CN206898313U CN206898313U CN201720855114.3U CN201720855114U CN206898313U CN 206898313 U CN206898313 U CN 206898313U CN 201720855114 U CN201720855114 U CN 201720855114U CN 206898313 U CN206898313 U CN 206898313U
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- fixedly connected
- exhaust
- plate
- upper die
- exhaust outlet
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Abstract
The utility model discloses a kind of fixed point of casting mould to cool down exhaust structure,Upper die body is connected with the top of lower mold body,Die cavity is provided between upper die body and lower mold body,The inside of upper die body is provided with cold water pipe,Cold water pipe passes through upper die body,The upper surface of upper die body is provided with exhaust outlet,The bottom of exhaust outlet is provided with steam vent,One end of steam vent connects with die cavity,The inwall of exhaust outlet is connected with exhaust pin,The top of exhaust pin is located at the inside of exhaust outlet,One end of attachment means is flexibly connected by screw thread with exhaust outlet,The other end of attachment means is fixedly connected by sebific duct with vavuum pump,Attachment means include valve element and bonnet,Bonnet is flexibly connected with valve element by screw thread,Valve element includes housing,Fixed plate,Limiting plate,Cover plate,Compression spring,Push rod and sealing plate,Fixed plate is fixedly connected with the inwall of housing,The fixed point cooling exhaust structure of this casting mould,Gas in die cavity can be all discharged,It ensure that the Forming Quality of workpiece.
Description
Technical field
It the utility model is related to casting mould technical field, the fixed point cooling exhaust structure of specially a kind of casting mould.
Background technology
Casting mould refers to that, in order to obtain the planform of part, the material being easily molded with other in advance makes part
Planform, mould is then put into sand mold again, a sky as design of part size is then formed in sand mold
Chamber, then mobility liquid is poured into a mould in the cavity, it can just be formed and mold shape structure complete one after liquid cooling solidification
The part of sample.
Exhaust work of the mould in moulding by casting has highly important influence on workpiece, and the exhaust performance difference of mould is then
Easily produce bubble, crazing, cloud and mist, fill type discontented, discontinuously surface coke trace, the undesirable condition such as injection, prior art is using exhaust
The casting mould being exhausted is sold, due to the small volume of air discharge duct, gas trafficability performance in air discharge duct is poor, makes die cavity and row
Air drain produces certain pressure difference, so that the gas of fraction can not exclude completely in die cavity, influences formed in mould quality.
Utility model content
The purpose of this utility model is the fixed point cooling exhaust structure for providing a kind of casting mould, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the utility model provides following technical scheme：A kind of fixed point cooling exhaust of casting mould
Structure, including lower mold body, upper die body, die cavity, cold water pipe, exhaust outlet, steam vent, exhaust pin, attachment means, sebific duct and vacuum
Pump, be connected with upper die body at the top of the lower mold body, be provided with die cavity between the upper die body and lower mold body, the upper die body it is interior
Portion is provided with cold water pipe, and the cold water pipe passes through upper die body, and the upper surface of the upper die body is provided with exhaust outlet, the bottom of the exhaust outlet
Portion is provided with steam vent, and one end of the steam vent connects with die cavity, and the inwall of the exhaust outlet is connected with exhaust pin, described
The top of exhaust pin is located at the inside of exhaust outlet, and one end of the attachment means is flexibly connected by screw thread with exhaust outlet, described
The other end of attachment means is fixedly connected by sebific duct with vavuum pump, and the attachment means include valve element and bonnet, the bonnet
It is flexibly connected with valve element by screw thread, the valve element includes housing, fixed plate, limiting plate, cover plate, compression spring, push rod and close
Shrouding, the fixed plate are fixedly connected with the inwall of housing, and one end of the limiting plate at the top of fixed plate with being fixedly connected, institute
State cover plate to be flexibly connected with limiting plate by screw thread, one end of the compression spring is fixedly connected with fixed plate, the compression bullet
The other end of spring is fixedly connected with push rod, and the centre position of the cover plate is provided with through hole, one end of the push rod through through hole with
It is fixedly connected in the middle part of sealing plate, the bonnet includes housing, push rod and support frame, and one end of the housing is fixed with sebific duct to be connected
Connect, the housing is fixedly connected close to the inwall of sebific duct one end with one end of support frame, the other end and push rod of support frame as described above
It is fixedly connected.
Preferably, the side of the exhaust pin is provided with air discharge duct.
Preferably, the inwall of the housing is fixedly connected with sealing ring, and the sealing plate passes through in sealing ring and housing
Wall contacts.
Preferably, one end of the push rod is fixedly connected with baffle plate, and the compression spring is fixedly connected with baffle plate.
Preferably, support frame as described above is pyramidal structure, and side is made up of three pillars.
Compared with prior art, the beneficial effects of the utility model are：
1st, when the utility model is poured into a mould, fixed point cooling, valve are carried out to casting mould by the coolant of cold water Bottomhole pressure
Core and bonnet are together by a threaded connection, and push rod is automatically pushed sealing plate open, the gas by vavuum pump inside exhaust ports
Body is extracted out, because air discharge duct is connected with exhaust outlet, and then the gas extraction inside air discharge duct can be reduced in air discharge duct
The pressure of portion's gas, so that gas remaining in die cavity enters in air discharge duct, can be die cavity by use of the present utility model
Interior gas is all discharged, and ensure that the Forming Quality of workpiece.
2nd, the utility model sealing ring is fixedly connected with the inwall of housing, and sealing plate is connect by the inwall of sealing ring and housing
Touch, top plate is acted on by the elastic force of compression spring, sealing plate is in close contact by the inwall of sealing ring and housing, effectively prevents
The gas for having stopped the external world enters in die cavity.
Brief description of the drawings
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is the utility model valve core structure schematic diagram；
Fig. 3 is the utility model bonnet structural representation；
Fig. 4 is the utility model support frame structure diagram；
Fig. 5 is that the utility model is vented latch structure schematic diagram.
In figure：1- lower mold bodies；2- upper die bodies；3- die cavitys；4- cold water pipes；5- exhaust outlets；6- steam vents；7- exhaust pins；8-
Attachment means；9- sebific ducts；10- vavuum pumps；11- valve elements；12- bonnets；13- housings；14- fixed plates；15- limiting plates；16- is covered
Plate；17- compression springs；18- push rods；19- sealing plates；20- through holes；21- push rods；22- support frames；23- air discharge ducts；24- is sealed
Circle；25- baffle plates；26- pillars.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-5 are referred to, the utility model provides a kind of technical scheme：A kind of fixed point cooling exhaust knot of casting mould
Structure, including lower mold body 1, upper die body 2, die cavity 3, cold water pipe 4, exhaust outlet 5, steam vent 6, exhaust pin 7, attachment means 8, sebific duct 9
With vavuum pump 10, the top of the lower mold body 1 is connected with upper die body 2, die cavity 3 is provided between the upper die body 2 and lower mold body 1,
The inside of the upper die body 2 is provided with cold water pipe 4, and the cold water pipe 4 passes through upper die body 2, and the upper surface of the upper die body 2 is provided with row
Gas port 5, the bottom of the exhaust outlet 5 are provided with steam vent 6, and one end of the steam vent 6 connects with die cavity 3, the exhaust outlet 5
Inwall is connected with exhaust pin 7, and the top of the exhaust pin 7 is located at the inside of exhaust outlet 5, one end of the attachment means 8
It is flexibly connected by screw thread with exhaust outlet 5, the other end of the attachment means 8 is fixedly connected by sebific duct 9 with vavuum pump 10, institute
Stating attachment means 8 includes valve element 11 and bonnet 12, and the bonnet 12 is flexibly connected with valve element 11 by screw thread, and the valve element 11 wraps
Include housing 13, fixed plate 14, limiting plate 15, cover plate 16, compression spring 17, push rod 18 and sealing plate 19, the fixed plate 14 with
The inwall of housing 13 is fixedly connected, and one end of the limiting plate 15 is fixedly connected with the top of fixed plate 14, and the cover plate 16 is logical
Cross screw thread to be flexibly connected with limiting plate 15, one end of the compression spring 17 is fixedly connected with fixed plate 14, the compression spring
17 other end is fixedly connected with push rod 18, and the centre position of the cover plate 16 is provided with through hole 20, and one end of the push rod 18 is worn
The middle part that through hole 20 is crossed with sealing plate 19 is fixedly connected, and the bonnet 12 includes housing 13, push rod 21 and support frame 22, the shell
One end of body 13 is fixedly connected with sebific duct 9, and the housing 13 is fixed close to the inwall of the one end of sebific duct 9 with one end of support frame 22 to be connected
Connect, the other end of support frame as described above 22 is fixedly connected with push rod 21.
The side of the exhaust pin 7 is provided with air discharge duct 23, and gas is discharged by air discharge duct 23 in die cavity 3, the housing 13
Inwall be fixedly connected with sealing ring 24, the sealing plate 19 is contacted with the inwall of housing 13 by sealing ring 24, die cavity 3 is risen
To sealing function, one end of the push rod 18 is fixedly connected with baffle plate 25, and the compression spring 17 is fixedly connected with baffle plate 25, prevents
Only compression spring bullet 17 goes out the outside of cover plate 16, and support frame as described above 22 is pyramidal structure, and side is made up of three pillars 26, is kept away
Exempt from push rod 21 and block sebific duct 9.
Operation principle：During cast, fixed point cooling, valve element are carried out to casting mould by the coolant of flowing in cold water pipe 4
11 and bonnet 12 be together by a threaded connection, push rod 21 is automatically pushed sealing plate 19 open, by vavuum pump 10 exhaust outlet 5
Internal gas is extracted out, because air discharge duct 23 is connected with exhaust outlet 5, and then can the gas extraction inside air discharge duct 23,
The pressure of the internal gas of air discharge duct 23 is reduced, so that gas remaining in die cavity 3 enters in air discharge duct 23, by this practicality
New use, the gas in die cavity 3 can be all discharged, ensure that the Forming Quality of workpiece, sealing ring 24 and housing 13
Inwall is fixedly connected, and sealing plate 19 is contacted by sealing ring 24 with the inwall of housing 13, elastic force of the top plate by compression spring 17
Effect, sealing plate 19 is set to be in close contact by the inwall of sealing ring 24 and housing 13, the gas that effectively prevent the external world enters
In die cavity 3.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of fixed point cooling exhaust structure of casting mould, including lower mold body (1), upper die body (2), die cavity (3), cold water pipe
(4), exhaust outlet (5), steam vent (6), exhaust pin (7), attachment means (8), sebific duct (9) and vavuum pump (10), it is characterised in that：
Upper die body (2) is connected with the top of the lower mold body (1), die cavity (3), institute are provided between the upper die body (2) and lower mold body (1)
The inside for stating upper die body (2) is provided with cold water pipe (4), and the cold water pipe (4) passes through upper die body (2), the upper table of the upper die body (2)
Face is provided with exhaust outlet (5), and the bottom of the exhaust outlet (5) is provided with steam vent (6), one end and the die cavity (3) of the steam vent (6)
Connection, the inwall of the exhaust outlet (5) are connected with exhaust pin (7), and the top of the exhaust pin (7) is located at exhaust outlet (5)
Inside, one end of the attachment means (8) is flexibly connected by screw thread with exhaust outlet (5), the attachment means (8) it is another
End is fixedly connected by sebific duct (9) with vavuum pump (10), and the attachment means (8) include valve element (11) and bonnet (12), described
Bonnet (12) is flexibly connected with valve element (11) by screw thread, and the valve element (11) includes housing (13), fixed plate (14), limiting plate
(15), cover plate (16), compression spring (17), push rod (18) and sealing plate (19), the fixed plate (14) are interior with housing (13)
Wall is fixedly connected, and with being fixedly connected at the top of fixed plate (14), the cover plate (16) passes through spiral shell for one end of the limiting plate (15)
Line is flexibly connected with limiting plate (15), and one end of the compression spring (17) is fixedly connected with fixed plate (14), the compression bullet
The other end of spring (17) is fixedly connected with push rod (18), and the centre position of the cover plate (16) is provided with through hole (20), the push rod
(18) through through hole (20) with being fixedly connected in the middle part of sealing plate (19), the bonnet (12) includes housing (13), pushed away for one end
Bar (21) and support frame (22), one end of the housing (13) are fixedly connected with sebific duct (9), and the housing (13) is close to sebific duct
(9) inwall of one end is fixedly connected with one end of support frame (22), and the other end and push rod (21) of support frame as described above (22) are fixed
Connection.
A kind of 2. fixed point cooling exhaust structure of casting mould according to claim 1, it is characterised in that：The exhaust pin
(7) side is provided with air discharge duct (23).
A kind of 3. fixed point cooling exhaust structure of casting mould according to claim 1, it is characterised in that：The housing
(13) inwall is fixedly connected with sealing ring (24), and the sealing plate (19) is connect by the inwall of sealing ring (24) and housing (13)
Touch.
A kind of 4. fixed point cooling exhaust structure of casting mould according to claim 1, it is characterised in that：The push rod
(18) one end is fixedly connected with baffle plate (25), and the compression spring (17) is fixedly connected with baffle plate (25).
A kind of 5. fixed point cooling exhaust structure of casting mould according to claim 1, it is characterised in that：Support frame as described above
(22) it is pyramidal structure, and side is made up of three pillars (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720855114.3U CN206898313U (en) | 2017-07-14 | 2017-07-14 | A kind of fixed point cooling exhaust structure of casting mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720855114.3U CN206898313U (en) | 2017-07-14 | 2017-07-14 | A kind of fixed point cooling exhaust structure of casting mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206898313U true CN206898313U (en) | 2018-01-19 |
Family
ID=61312908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720855114.3U Active CN206898313U (en) | 2017-07-14 | 2017-07-14 | A kind of fixed point cooling exhaust structure of casting mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206898313U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113333679A (en) * | 2021-06-01 | 2021-09-03 | 安庆雅德帝伯活塞有限公司 | Casting mold of aluminum piston |
| CN113680975A (en) * | 2021-07-06 | 2021-11-23 | 宁波图冠精密模具有限公司 | Casting mold and casting process of automobile flange pipe |
-
2017
- 2017-07-14 CN CN201720855114.3U patent/CN206898313U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113333679A (en) * | 2021-06-01 | 2021-09-03 | 安庆雅德帝伯活塞有限公司 | Casting mold of aluminum piston |
| CN113680975A (en) * | 2021-07-06 | 2021-11-23 | 宁波图冠精密模具有限公司 | Casting mold and casting process of automobile flange pipe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180907 Address after: 101149 Beijing Tongzhou District Zhongguancun science and Technology Park Tongzhou yuan Guang mechanical and electrical integration industrial base 3 Jiaxing Road Patentee after: Beijing southeast Automobile Parts Co., Ltd. Address before: 312500 No. 166 Xinchang Avenue Middle Road, Xinchang County, Shaoxing, Zhejiang Patentee before: Xinchang Qixing Street Jinyuan Machine Tool Accessories Operating Department |