CN218395813U - Exhaust pin for casting mold - Google Patents
Exhaust pin for casting mold Download PDFInfo
- Publication number
- CN218395813U CN218395813U CN202221469947.3U CN202221469947U CN218395813U CN 218395813 U CN218395813 U CN 218395813U CN 202221469947 U CN202221469947 U CN 202221469947U CN 218395813 U CN218395813 U CN 218395813U
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- Prior art keywords
- fan
- shaped strip
- shaped
- exhaust
- casting mold
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- 238000005266 casting Methods 0.000 title claims abstract description 26
- 239000000463 material Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910001338 liquidmetal Inorganic materials 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002026 carminative effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
Images
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- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The utility model provides a mould is with exhaust round pin, the degree of depth that current exhaust round pin inserted in the casting cavity is difficult to control to cause to have the technical problem of certain frequency with product casting failure. The utility model discloses an exhaust round pin for casting mould, be fan-shaped and the concatenation fan-shaped strip that forms cylindrical structure, four including four cross sections the intrados face of fan-shaped strip is followed fan-shaped strip length direction has all seted up the air discharge duct, the intercommunication is equipped with the exhaust grid of fan-shaped structure between fan-shaped strip top and the air discharge duct, and four exhaust grid concatenations form disc structure, every fan-shaped strip outer wall all is equipped with can follow its length direction reciprocating sliding and can be in the adjusting part of the relative fan-shaped strip locking of slip back, has prevented that the casting material from directly spilling over in the exhaust hole, has reduced the processing degree of difficulty to the foundry goods.
Description
Technical Field
The utility model relates to a casting technical field especially relates to a mould is with exhaust round pin.
Background
Casting is a method in which liquid metal is cast into a casting cavity that conforms to the shape of a part, and after it is cooled and solidified, a part or a blank is obtained. The cast material is mostly metal which is originally solid but heated to liquid state, for example: copper, iron, aluminum, tin, lead, etc., while the material of the mold may be sand, metal or even ceramic. The method used may be different according to different requirements.
In the casting process, need the staff to open the exhaust hole on the mould, so that the pouring in-process is to keeping somewhere the gaseous emission in the casting cavity, the exhaust hole can effectively exhaust gas, reduce the incidence of foundry goods gas pocket, thereby reduce the rejection rate of foundry goods, but in the in-service use process, the staff can adopt the exhaust round pin to carry out the shutoff to the exhaust hole, thereby the exhaust round pin not only can be used for preventing to be arranged in the liquid metal in the casting cavity from flowing out in the exhaust hole, and also can reach and carry out carminative effect to the casting cavity.
However, the depth of the existing exhaust pin inserted into the exhaust hole is difficult to control, so that the exhaust pin is still inserted into the casting cavity through the exhaust hole too much, and the problem that the casting of the product fails frequently is still caused.
SUMMERY OF THE UTILITY MODEL
To exist not enough among the prior art, the utility model provides a mould is with exhaust round pin for solve the current exhaust round pin that mentions among the prior art and insert the degree of depth in the casting cavity and be difficult to control, thereby cause to have certain frequency with the technical problem of product casting failure.
The above technical purpose of the present invention can be achieved by the following technical solutions:
the utility model provides an exhaust pin for casting mould, is fan-shaped and splices the fan-shaped strip that forms cylindrical structure including four cross sections, four the intrados of fan-shaped strip is followed fan-shaped strip length direction has all seted up the air discharge duct, the intercommunication is equipped with the exhaust grille of fan-shaped structure between fan-shaped strip top and the air discharge duct, and four exhaust grille splices form disc structure, every fan-shaped strip outer wall all is equipped with the adjusting part that can follow its length direction reciprocating sliding and can be in the relative fan-shaped strip locking of slip back.
Compared with the prior art, the utility model discloses following beneficial effect has:
before a worker pours the concrete, the four fan-shaped strips are respectively matched with the adjusting assembly, then the device is placed in the exhaust hole, the position of the adjusting assembly is moved, the adjusting assembly is matched with the fan-shaped strips to limit the length of the fan-shaped strips placed in the exhaust hole, and the adjusting assembly enables the four fan-shaped strips to be tightly attached to each other so as to better exhaust the concrete;
in the pouring process, air in the die enters the exhaust grooves arranged in the fan-shaped strips through the exhaust holes to exhaust with the exhaust grids, so that direct overflow of casting materials from the exhaust holes is prevented.
Drawings
FIG. 1 is a schematic sectional view of the present invention;
FIG. 2 isbase:Sub>A schematic cross-sectional view at section A-A in FIG. 1;
fig. 3 is a schematic bottom view of fig. 1.
In the above drawings: 10. a limiting plate; 11. dragging the block; 12. a contact block; 13. a keyway; 14. a sector bar; 15. a sliding groove; 16. a connecting rod; 17. a communicating hole; 18. a push rod; 19. an annular plate; 20. a locking block; 21. an adjustment groove; 22. A flexible elastic member; 23. an exhaust grill; 24. an exhaust groove; 25. a scale bar; 26. a restraining bar.
Detailed Description
The technical solution of the present invention will be further explained with reference to the accompanying drawings and embodiments.
The embodiment is as follows:
as shown in fig. 1 and 3, an exhaust pin for a casting mold comprises four fan-shaped strips 14, the cross sections of which are fan-shaped and are spliced to form a cylindrical structure, exhaust grooves 24 are formed in the inner arc surfaces of the four fan-shaped strips 14 along the length direction of the fan-shaped strips 14, exhaust grilles 23 of the fan-shaped structure are communicated between the top ends of the fan-shaped strips 14 and the exhaust grooves 24, the four exhaust grilles 23 are spliced to form a disc-shaped structure, an adjusting component which can slide back and forth along the length direction of each fan-shaped strip 14 and can be locked relative to the fan-shaped strips 14 after sliding is arranged on the outer wall of each fan-shaped strip 14, and the adjusting component is matched with the fan-shaped strips 14 to limit the depth of the fan-shaped strips 14 entering the exhaust holes.
As shown in fig. 1 and fig. 2, the adjusting assembly includes a contact block 12, a connecting rod 16, an annular plate 19, a push rod 18, two opposite locking blocks 20, a limiting rod 26 and two telescopic elastic members 22 fixed on each locking block 20, a key slot 13 is formed in the outer wall of each sector bar 14 along the length direction, the contact block 12 is slidably disposed in the key slot 13, an adjusting slot 21 perpendicular to the key slot 13 is formed in one side, facing the opening of the key slot 13, of the contact block 12, the two telescopic elastic members 22 are both perpendicular to the key slot 13 and fixed on the inner wall of the adjusting slot 21 relatively to the key slot 13, the two locking blocks 20 are correspondingly connected with the two telescopic elastic members 22 one by one, the connecting rod 16 is fixedly connected with the contact block 12, a sliding slot 15 communicated with the key slot 13 is formed in the connecting rod 16, the annular plate 19 is sleeved on the periphery of the four sector bars 14, a communicating hole 17 is formed in the annular plate 19, the push rod 18 passes through the communicating hole 17 and the sliding slot 15 respectively, the push rod 18 is used for being inserted between the two locking blocks 20, so that the two locking blocks 20 drive the two limiting rod 26 to slide simultaneously and abut against the inner wall of the key slot 13, the push rod 18 is in the adjusting rod 18, the adjusting rod 18 is a threaded rod structure, and the telescopic elastic member 14, and the adjusting rod 17 is tightly attached to the four telescopic elastic member, and the connecting hole 17, and the telescopic elastic member 14, and the connecting hole 17, and the spring is a threaded rod 14, and the telescopic elastic member 14, and the adjusting rod 18 is tightly attached structure.
As shown in fig. 1 and 2, still include annular structure's limiting plate 10, limiting plate 10 fixed cover is established at annular plate 19 periphery and both are coaxial, and limiting plate 10 the face with the length direction of fan-shaped strip 14 is perpendicular, limiting plate 10 has restricted fan-shaped strip 14's position, fan-shaped strip 14 outer wall all is equipped with scale bar 25, four scale bar 25 one-to-one sets up connecting rod 16 one side, scale bar 25 helps the depth degree that fan-shaped strip 14 got into the exhaust hole of staff's adjustment, and helps the staff to adjust the relative position of four fan-shaped strips 14, makes four fan-shaped strip 14 is in same height.
As shown in fig. 1 and 2, the locking block 20 is a wedge-shaped block structure, the inclined surface of the locking block 20 is opposite to the pushing rod 18, and the locking block 20 is matched with the pushing rod 18, so that the limiting rod 26 is abutted against the inner wall of the key slot 13, the sector strip 14 is limited, and the position of the sector strip 14 in the exhaust hole is limited.
In the initial state, the elastic member 22 is in the normal state.
The working principle is as follows:
before the staff pours into a mould, put into annular slab 19 respectively four fan-shaped strips 14, make keyway 13 on the fan-shaped strip 14 and contact block 12 one-to-one cooperation, control annular slab 19 motionless, remove the position of fan-shaped strip 14, fan-shaped strip 14 takes place relative movement with contact block 12, scale bar 25 removes along with fan-shaped strip 14, contact block 12 and scale bar 25's position relation through observing, confirm the position of annular slab 19, after the position of annular slab 19 is confirmed, promote four dragging and pulling pieces 11 respectively and be close to fan-shaped strip 14 and remove, dragging piece 11 drives catch bar 18 and removes, every catch bar 18 promotes two locking blocks 20 and removes, locking block 20 drives restriction lever 26 and removes, restriction lever 26 removes and keyway 13 removes.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (7)
1. A vent pin for a mold, comprising: be fan-shaped and splice fan-shaped strip (14) that form cylindrical structure including four cross sections, four the intrados of fan-shaped strip (14) is followed fan-shaped strip (14) length direction has all seted up air discharge duct (24), communicate between fan-shaped strip (14) top and air discharge duct (24) and be equipped with exhaust grille (23) of fan-shaped structure, four exhaust grille (23) concatenations form disc structure, every fan-shaped strip (14) outer wall all is equipped with the adjusting part that can follow its length direction reciprocating sliding and can be after sliding fan-shaped strip (14) locking relatively.
2. A vent pin for a casting mold, according to claim 1, wherein: adjusting part includes contact piece (12), connecting rod (16), annular plate (19), catch bar (18), two relative locking pieces (20), fixes restriction lever (26) and two flexible elastic component (22) on every locking piece (20) respectively, keyway (13) have been seted up along length direction to fan-shaped strip (14) outer wall, contact piece (12) slide and locate in keyway (13), contact piece (12) orientation keyway (13) open-ended one side is seted up with keyway (13) vertically adjustment tank (21), two flexible elastic component (22) all fix on the inner wall of adjustment tank (21) perpendicularly and both relatively with keyway (13), two locking piece (20) respectively one-to-one are connected with two flexible elastic component (22), connecting rod (16) and contact piece (12) fixed connection and connecting rod (16) go up and open sliding tray (15) that have and keyway (13) to conduct, annular plate (19) cover is established in four fan-shaped strip (14) peripherally, this annular plate (19) go up and open communicating hole (17), pass between catch bar (18), catch bar (18) and sliding tray (17) are used for two limiting bar (18) and catch bar (18) and sliding tray (20) and sliding tray (17) are used for two locking piece (13) to drive simultaneously The inner wall is abutted.
3. A vent pin for a casting mold, according to claim 2, wherein: the pushing rod (18) is of a threaded rod structure, the communicating hole (17) is of a threaded hole structure, and the pushing rod (18) is in threaded connection with the communicating hole (17).
4. A vent pin for a casting mold, according to claim 2, wherein: the fan-shaped bar fixing device is characterized by further comprising a limiting plate (10) of an annular structure, the limiting plate (10) is fixedly sleeved on the periphery of the annular plate (19) and coaxial with the annular plate, and the plate surface of the limiting plate (10) is perpendicular to the length direction of the fan-shaped bar (14).
5. A vent pin for a casting mold, according to claim 2, wherein: the telescopic elastic piece (22) is of a spring structure.
6. A vent pin for a casting mold, according to claim 2, wherein: the outer wall of the fan-shaped strip (14) is provided with scale strips (25), and the four scale strips (25) are arranged on one side of the connecting rod (16) in a one-to-one correspondence mode.
7. A vent pin for a casting mold as defined in claim 3, wherein: the locking block (20) is of a wedge-shaped block structure, and the inclined surface of the locking block (20) is opposite to the push rod (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221469947.3U CN218395813U (en) | 2022-06-09 | 2022-06-09 | Exhaust pin for casting mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221469947.3U CN218395813U (en) | 2022-06-09 | 2022-06-09 | Exhaust pin for casting mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218395813U true CN218395813U (en) | 2023-01-31 |
Family
ID=85009265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221469947.3U Active CN218395813U (en) | 2022-06-09 | 2022-06-09 | Exhaust pin for casting mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218395813U (en) |
-
2022
- 2022-06-09 CN CN202221469947.3U patent/CN218395813U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 313000 buildings 1-5, No. 558, Mengxi Road, Huzhou City, Zhejiang Province Patentee after: Huzhou Anda Automotive Parts Co.,Ltd. Address before: 313000 buildings 1-5, No. 558, Mengxi Road, Huzhou City, Zhejiang Province Patentee before: HUZHOU ANDA AUTO PARTS Co.,Ltd. |