CN218168625U - Casting die utensil - Google Patents
Casting die utensil Download PDFInfo
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- CN218168625U CN218168625U CN202222133611.6U CN202222133611U CN218168625U CN 218168625 U CN218168625 U CN 218168625U CN 202222133611 U CN202222133611 U CN 202222133611U CN 218168625 U CN218168625 U CN 218168625U
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- mould
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Abstract
The utility model discloses a casting die utensil, including last mould and lower mould, it is equipped with the die cavity to go up the mould, the top of going up the mould is equipped with the feed inlet, the feed inlet intercommunication go up the die cavity, the lower mould is equipped with down the die cavity, the bottom of die cavity is equipped with the benefit and connects the groove down, the benefit connects to be connected with the benefit on the inslot wall and connects the psammitolite, the benefit connect the psammitolite the shape size with the benefit connects the shape size in groove the same, go up the mould with the lower mould is connected, go up the die cavity with the die cavity cooperation forms the die cavity that is used for the casting shaping down. The application can improve the problem of poor quality of the cast product.
Description
Technical Field
The utility model belongs to the technical field of the mould processing technique and specifically relates to a casting die utensil is related to.
Background
The casting mold is a mold used for molding a casting in a casting molding process. In the cast molding process, a prepared casting material is generally injected into a casting mold and solidified, so that a product similar to the shape of a cavity of the casting mold is obtained.
General casting die possesses a die cavity, at the casting in-process, when casting die possesses a die cavity height higher, because the whereabouts stroke of casting raw materials when pouring into casting die is longer, the gravitational potential energy of casting raw materials is great, the casting raw materials can exert great power to the die cavity bottom when falling to the die cavity bottom down, because the hardness of swage is great, and the casting raw materials is generally for melting the metal that is in the liquid state after, under the interact of power, the die cavity bottom also exerts great power to the casting raw materials, make the casting raw materials take place to splash, thereby produce more waste residue, make the quality of casting fashioned goods relatively poor.
SUMMERY OF THE UTILITY MODEL
In order to improve the problem of poor quality of a cast product, the application provides a casting mould.
The application provides a casting die utensil adopts following technical scheme:
the utility model provides a casting die utensil, includes mould and lower mould, it is equipped with the die cavity to go up the mould, the top of going up the mould is equipped with the feed inlet, the feed inlet intercommunication go up the die cavity, the lower mould is equipped with down the die cavity, the bottom of die cavity is equipped with mends and connects the groove down, mend and be connected with on the inslot wall and mend and connect the psammitolite, mend the shape size that connects the psammitolite with mend the shape size in groove the same, go up the mould and connect the lower mould, go up the die cavity with the die cavity cooperation forms the die cavity that is used for the casting shaping down.
By adopting the technical scheme, the casting raw material is injected into the casting mould from the feeding hole, the casting raw material enters the cavity from the feeding hole, and after sequentially passing through the upper cavity and the lower cavity in the cavity, the casting raw material falls to the bottom of the lower cavity, and a larger force is applied to the bottom of the cavity when the casting raw material falls to the bottom of the cavity; on the other hand, the patching sand core has deformability, so that the product can be smoothly contracted during molding, the generation of cracks is reduced, and the quality of the cast and molded product is improved.
Optionally, the bottom of the lower die is provided with an exhaust hole, and the exhaust hole is communicated with the patch groove.
Through adopting above-mentioned technical scheme, can produce waste gas when casting the raw materials casting to the die cavity, waste gas is unordered flow in the die cavity is inside, because the casting raw materials gets into the inside back of die cavity, the pressure in the die cavity increases gradually to mend and connect the psammitolite to have the gas permeability, consequently have a considerable part waste gas and pass and mend and connect the psammitolite, the exhaust hole set up can make the waste gas that passes and mend and connect the psammitolite discharge through the exhaust hole.
Optionally, the bottom of the lower die is provided with a plurality of exhaust holes, and the exhaust holes are in an annular array by taking the central axis of the patch groove as the center.
By adopting the technical scheme, the exhaust holes are in an annular array by taking the central axis of the supplementing groove as the center, so that the exhaust amount of the exhaust gas in the same time is larger; on the other hand, the exhaust gas which does not need to flow in the cavity can be uniformly discharged from different directions.
Optionally, go up the mould with lower mould sliding connection, be connected with the sliding block on going up the relative lateral wall of mould, the sliding block sets up the bottom of mould, be equipped with the sliding tray on the relative lateral wall of lower mould, the one end of sliding tray link up the top of lower mould lateral wall, the sliding block with sliding tray sliding fit.
Through adopting above-mentioned technical scheme, when connecting last mould and lower mould, the sliding block slides from the top of lower mould and inserts and establish the sliding tray, and the sliding block plays certain guide effect with the sliding tray's sliding fit, is favorable to going up the more accurate butt joint of die cavity and lower die cavity.
Optionally, be equipped with the spacing groove on the lateral wall of sliding block, the locating part is connected in the sliding groove, the locating part includes that the arc is protruding, connecting block and spring, be equipped with the spread groove in the sliding groove, the one end of spring is connected the bottom of spread groove, the other end of spring is connected the connecting block, the connecting block is kept away from one side of spring is connected the arc is protruding, the connecting block with the inner wall sliding fit of spread groove, the shape of spacing groove with the bellied shape of arc is the same, the protruding butt of arc the inner wall of spacing groove.
Through adopting above-mentioned technical scheme, when mould and lower mould are gone up in the connection, sliding block and sliding tray sliding fit, it is protruding to tight arc to support the lateral wall of sliding block, the spring is in the state of compression this moment, continue the sliding block lapse, spacing groove position on the sliding block removes to the protruding department of arc, the sliding block lateral wall disappears to the bellied tight effect of supporting of arc this moment, the spring replies the shape from the compression state, the connecting block receives the elasticity of spring, thereby slide to the direction of keeping away from the spring along the lateral wall of spread groove, the arc is protruding to be removed along with the connecting block together, until supporting the inner wall of spacing groove, the locating part can carry out preliminary being connected with the lower mould with the cooperation of spacing groove in going up the mould.
Optionally, a notch of the limiting groove is connected with a plugging ring for limiting the connecting block.
Through adopting above-mentioned technical scheme, when the connecting block received the elasticity of spring to the notch direction removal of spacing groove, the shutoff ring can play spacing effect to the connecting block.
Optionally, the bottom of sliding block is connected with the threaded rod, be connected with the connecting plate on the lateral wall of sliding tray, be equipped with first round hole on the connecting plate, work as the bottom of sliding block is contradicted during the connecting plate, the threaded rod wear to establish through with the cooperation of first round hole on the connecting plate, keep away from on the threaded rod the one end threaded connection of sliding block has the nut, the nut supports tightly the connecting plate.
Through adopting above-mentioned technical scheme, through threaded rod and nut threaded connection for the bottom of sliding block supports the both sides of connecting plate tightly with the nut cooperation, thereby carries out fixed connection to last mould and lower mould, is favorable to reducing the possibility that takes place to rock relatively between last mould and the lower mould when pouring into the casting raw materials.
Optionally, the upper die is connected with a positioning column for positioning when the upper die is connected with the lower die, the lower die is provided with a positioning groove, and when the bottom of the upper die is abutted against the top of the lower die, the positioning column is inserted into the positioning groove.
Through adopting above-mentioned technical scheme, when connecting last mould and lower mould, need aim at the notch of constant head tank with the reference column earlier, be connected last mould and lower mould again, the setting of reference column can play the effect of certain direction to being connected of last mould and lower mould on the one hand, and on the other hand can reduce the possibility that takes place the reverse connection when connecting last mould and lower mould.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the casting raw materials are injected into the casting mould from the feeding hole, enter the cavity from the feeding hole, sequentially pass through the upper cavity and the lower cavity in the cavity and then fall to the bottom of the lower cavity, and the casting raw materials can exert larger force on the bottom of the cavity when falling to the bottom of the cavity; on the other hand, the patching sand core has deformability, so that the product can be smoothly contracted during molding, the generation of cracks is reduced, and the quality of the cast and molded product is improved.
2. When mould and lower mould are gone up in the connection, sliding block and sliding tray sliding fit, it is protruding to support tight arc until the lateral wall of sliding block, the spring is in the state of compression this moment, continue the downward sliding with the sliding block, move to the protruding department of arc until the spacing groove position on the sliding block, the sliding block lateral wall disappears to the bellied tight effect that supports of arc this moment, the spring replies the shape from the compression state, the connecting block receives the elasticity of spring, thereby slide to the direction of keeping away from the spring along the lateral wall of spread groove, the arc is protruding along with the connecting block moves together, until supporting the inner wall of spacing groove, the locating part can carry out preliminary being connected with the lower mould with the cooperation of spacing groove in going up the mould.
Drawings
Fig. 1 is an exploded view of a cavity structure of a casting mold according to an embodiment of the present invention.
Fig. 2 is an exploded view of a lower cavity structure of a casting mold embodied in an embodiment of the present application.
FIG. 3 is a schematic structural diagram of a connection relationship between a patch core and a patch groove in the embodiment of the present application.
Fig. 4 is an enlarged view of a portion a in fig. 3.
Description of the reference numerals:
1. an upper die; 2. a lower die; 3. an upper cavity; 4. a feed inlet; 5. a positioning column; 6. positioning a groove; 7. a lower cavity; 8. a patch groove; 9. patching and connecting the sand core; 10. an exhaust hole; 11. a slider; 12. a sliding groove; 13. an arc-shaped bulge; 15. a spring; 16. connecting grooves; 17. a first connection block; 18. a second connecting block; 19. a plugging ring; 20. a limiting groove; 21. a threaded rod; 22. a connecting plate; 23. a first circular hole; 24. and a nut.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses a casting die utensil.
Referring to fig. 1, a casting mold includes an upper mold 1 and a lower mold 2.
Referring to fig. 1, an upper die 1 is a cuboid, an upper cavity 3 is arranged on the upper die 1, an opening of the upper cavity 3 penetrates through the bottom of the upper die 1, a feed port 4 is arranged at the top of the upper die 1, the feed port 4 is communicated with the upper cavity 3, the bottom of the upper die 1 is connected with a positioning column 5 for positioning when the upper die 1 is connected with a lower die 2, and the positioning columns 5 are arranged on two corners on the same side of the bottom of the upper die 1;
referring to fig. 1, fig. 2 and fig. 3, the lower die 2 is a cuboid, the top of the lower die 2 is provided with a positioning groove 6, the position of the positioning groove 6 corresponds to the position of the positioning column 5, when the bottom of the upper die 1 is abutted against the top of the lower die 2, the positioning column 5 is inserted into the positioning groove 6, a lower cavity 7 is arranged in the lower die 2, the opening of the lower cavity 7 penetrates through the top of the lower die 2, the bottom of the lower cavity 7 is provided with a supplementing groove 8, the inner wall of the supplementing groove 8 is connected with a supplementing sand core 9, the shape and size of the supplementing sand core 9 are the same as those of the supplementing groove 8, the bottom of the lower die 2 is provided with six exhaust holes 10, the exhaust holes 10 are communicated with the supplementing groove 8, the horizontal cross section of the supplementing groove 8 is annular, and the exhaust holes 10 are in an annular array by taking the annular center of circle as the center.
Referring to fig. 1, four side walls of the upper die 1 are connected with sliding blocks 11, and the sliding blocks 11 are arranged at the bottom of the upper die 1.
Referring to fig. 2, four side walls of the lower mold 2 are provided with sliding grooves 12, the sliding grooves 12 are arranged along the vertical direction, one end of each sliding groove 12 penetrates through the top of the side wall of the lower mold 2, and the sliding blocks 11 are in sliding fit with the sliding grooves 12.
Referring to fig. 3 and 4, a limiting member is connected in the sliding groove 12, the limiting member includes an arc-shaped protrusion 13, a connecting block and a spring 15, a connecting groove 16 is arranged in the sliding groove 12, the cross section of the connecting groove 16 is circular, the connecting groove 16 is arranged along the horizontal direction, the spring 15 is arranged in the connecting groove 16, one end of the spring 15 is connected to the bottom of the connecting groove 16, the other end of the spring 15 is fixedly connected to the connecting block, the connecting block is arranged in the connecting groove 16, the connecting block includes a first connecting block 17 and a second connecting block 18, the first connecting block 17 is cylindrical, the second connecting block 18 is cylindrical, the cross-sectional diameter of the second connecting block 18 is larger than that of the first connecting block 17, the first connecting block 17 and the second connecting block 18 are integrally formed, the central axis of the first connecting block 17 coincides with the central axis of the second connecting block 18, the second connecting block 18 is in sliding fit with the inner wall of the connecting groove 16, one end of the second connecting block 18 far away from the first connecting block 17 is connected to the spring 15, one end of the first connecting block 17 far away from the second connecting block 18 is connected to the arc-shaped protrusion 13, a plugging ring 19 is fixedly connected to the side wall of the connecting groove of the plugging ring 17; be equipped with spacing groove 20 on the lateral wall of sliding block 11, the shape of spacing groove 20 is the same with the protruding 13 shape of arc, and when the bottom of upper die 1 was contradicted with the top of lower mould 2, the protruding 13 inner wall of abutting on spacing groove 20 of arc.
Referring to fig. 1, a threaded rod 21 is connected to the slide block 11, and the threaded rod 21 is disposed at the bottom of the slide block 11.
Referring to fig. 2, 3 and 4, a connecting plate 22 is connected to the side wall of the sliding groove 12, the connecting plate 22 is arranged along the horizontal direction, a first round hole 23 is formed in the connecting plate 22, when the bottom of the upper die 1 is abutted to the top of the lower die 2, the bottom of the sliding block 11 is abutted to the connecting plate 22, the threaded rod 21 is arranged on the connecting plate 22 in a penetrating mode through cooperation with the first round hole 23, a nut 24 is connected to the threaded rod 21 in a threaded mode, and the nut 24 is abutted to the connecting plate 22.
When the upper die 1 and the lower die 2 are connected, the upper die 1 is suspended right above the lower die 2, the positioning column 5 is aligned with the notch of the positioning groove 6, the upper die 1 moves downwards, the sliding block 11 is inserted into the sliding groove 12 in a sliding mode, the sliding block 11 and the sliding groove 12 are in sliding fit to play a guiding role, the sliding block 11 moves to drive the threaded rod 21, the threaded rod 21 penetrates into the first round hole 23, the sliding block 11 continues to move downwards until the side wall of the sliding block 11 abuts against the arc-shaped protrusion 13, the spring 15 is in a compressed state at the moment, the sliding block 11 continues to slide downwards until the limiting groove 20 on the sliding block 11 moves to the position of the arc-shaped protrusion 13, at the moment, the abutting effect of the side wall of the sliding block 11 on the arc-shaped protrusion 13 disappears, the spring 15 returns to the shape from the compressed state, the connecting block is subjected to the elastic force of the spring 15, so that the arc-shaped protrusion 13 slides along the side wall of the connecting groove 16 in the direction away from the spring 15, the connecting block moves together with the connecting block until the inner wall of the connecting block 20 abuts against the inner wall of the limiting groove, at the bottom of the sliding block 11 abuts against 22, the nut 24, the connecting plate 24 is connected with the threaded rod 21, and the connecting plate 22, so that the nut 24 is connected with the upper die 2.
The casting mold in the embodiment of the application has the following implementation principle:
pouring a casting raw material into a casting mold from a feeding hole 4, wherein the casting raw material enters a cavity from the feeding hole 4, and falls to the bottom of a lower cavity 7 after sequentially passing through an upper cavity 3 and the lower cavity 7 in the cavity, and the contact part of the casting raw material and the bottom of the cavity is mainly concentrated at a patch sand core 9 when falling to the bottom of the cavity; on the other hand, the patching sand core 9 has deformability, so that the product can be smoothly contracted during molding, the generation of cracks is reduced, and the quality of the cast and molded product is improved.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. A casting mold is characterized in that: including last mould (1) and lower mould (2), it is equipped with die cavity (3) to go up mould (1), the top of going up mould (1) is equipped with feed inlet (4), feed inlet (4) intercommunication go up die cavity (3), lower mould (2) are equipped with down die cavity (7), the bottom of die cavity (7) is equipped with mends and connects groove (8) down, mend and be connected with on connecing groove (8) inner wall and mend and connect psammitolite (9), mend the shape size that connects psammitolite (9) with mend the shape size that connects groove (8) the same, go up mould (1) with lower mould (2) are connected, go up die cavity (3) with die cavity (7) cooperation forms the die cavity that is used for the casting shaping down.
2. A casting mould according to claim 1, characterised in that: the bottom of the lower die (2) is provided with an exhaust hole (10), and the exhaust hole (10) is communicated with the patch groove (8).
3. A casting mould according to claim 2, characterised in that: the bottom of lower mould (2) is equipped with a plurality of exhaust hole (10), exhaust hole (10) use the central axis of makeup groove (8) is the annular array as the center.
4. A casting mould according to claim 1, characterised in that: go up mould (1) with lower mould (2) sliding connection, be connected with sliding block (11) on two relative lateral walls of last mould (1), sliding block (11) set up go up the bottom of mould (1), be equipped with sliding tray (12) on two relative lateral walls of lower mould (2), sliding tray (12) link up the top of lower mould (2) lateral wall, sliding block (11) with sliding tray (12) sliding fit.
5. A casting mould according to claim 4, characterized in that: be equipped with spacing groove (20) on the lateral wall of sliding block (11), sliding groove (12) in-connection has the locating part, the locating part includes arc arch (13), connecting block and spring (15), be equipped with spread groove (16) in sliding groove (12), the one end of spring (15) is connected the bottom of spread groove (16), the other end of spring (15) is connected the connecting block, the connecting block is kept away from one side of spring (15) is connected arc arch (13), the connecting block with the inner wall sliding fit of spread groove (16), the shape of spacing groove (20) with the shape of arc arch (13) is the same, arc arch (13) butt the inner wall of spacing groove (20).
6. A casting mould according to claim 5, characterized in that: and a plugging ring (19) for limiting the connecting block is connected to the notch of the limiting groove (20).
7. A casting mould according to claim 4, characterized in that: the bottom of sliding block (11) is connected with threaded rod (21), be connected with connecting plate (22) on the lateral wall of sliding tray (12), be equipped with first round hole (23) on connecting plate (22), work as the bottom of sliding block (11) is contradicted during connecting plate (22), threaded rod (21) through with the cooperation of first round hole (23) is worn to establish on connecting plate (22), keep away from on threaded rod (21) the one end threaded connection of sliding block (11) has nut (24), nut (24) support tightly connecting plate (22).
8. A casting mould according to claim 1, characterised in that: go up mould (1) and be connected with and be used for go up mould (1) with reference column (5) of going on fixing a position when lower mould (2) are connected, be equipped with constant head tank (6) on lower mould (2), work as the bottom of going up mould (1) with when the top of lower mould (2) is contradicted, reference column (5) are inserted and are established in constant head tank (6).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202222133611.6U CN218168625U (en) | 2022-08-13 | 2022-08-13 | Casting die utensil |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202222133611.6U CN218168625U (en) | 2022-08-13 | 2022-08-13 | Casting die utensil |
Publications (1)
Publication Number | Publication Date |
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CN218168625U true CN218168625U (en) | 2022-12-30 |
Family
ID=84617530
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202222133611.6U Active CN218168625U (en) | 2022-08-13 | 2022-08-13 | Casting die utensil |
Country Status (1)
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CN (1) | CN218168625U (en) |
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2022
- 2022-08-13 CN CN202222133611.6U patent/CN218168625U/en active Active
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