CN220880489U - Exhaust structure of die casting die - Google Patents
Exhaust structure of die casting die Download PDFInfo
- Publication number
- CN220880489U CN220880489U CN202322650380.0U CN202322650380U CN220880489U CN 220880489 U CN220880489 U CN 220880489U CN 202322650380 U CN202322650380 U CN 202322650380U CN 220880489 U CN220880489 U CN 220880489U
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- side wall
- sealing
- die
- fixedly connected
- air
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- 238000004512 die casting Methods 0.000 title claims abstract description 26
- 238000007789 sealing Methods 0.000 claims abstract description 83
- 238000009423 ventilation Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 2
- 239000002994 raw material Substances 0.000 abstract description 52
- 238000002347 injection Methods 0.000 abstract description 10
- 239000007924 injection Substances 0.000 abstract description 10
- 238000007493 shaping process Methods 0.000 abstract description 10
- 238000012797 qualification Methods 0.000 abstract description 7
- 230000008878 coupling Effects 0.000 abstract description 2
- 238000010168 coupling process Methods 0.000 abstract description 2
- 238000005859 coupling reaction Methods 0.000 abstract description 2
- 238000000465 moulding Methods 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000007711 solidification Methods 0.000 description 3
- 230000008023 solidification Effects 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-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
- 238000005266 casting Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model belongs to the technical field of die casting dies, in particular to a die casting die exhaust structure, which comprises a die body; the side wall of the die body is provided with a plurality of cavities; the top of the die body is provided with an exhaust hole; the inner side wall of the exhaust hole is fixedly connected with a sealing pipe; the sealing tube inside wall rigid coupling has the connecting plate, and then promotes sealed lid for the semicircle of sealed lid inside wall breaks away from the connecting plate is inside, makes air from bleeder vent exhaust, discharges from the sealing tube tip at last, along with the air is by slow exhaust, makes the gradual injection of raw materials to the shaping intracavity portion, thereby reduces and leads to the unable complete exhaust condition of shaping intracavity portion air because of the raw materials is injected into too fast, and then has reduced the inside condition that produces the bubble of product effectively, and then improves the quality of product, improves the qualification rate of product.
Description
Technical Field
The utility model belongs to the technical field of die casting dies, and particularly relates to an exhaust structure of a die casting die.
Background
The die casting die is a tool for casting metal parts and is mainly used for die casting and forging machines to complete the die casting process.
The die casting raw material is copper, zinc, aluminum or aluminum alloy and other metals which are heated to be liquid, then molten metal is poured into a feed port of a die casting machine, and the die casting machine is used for die casting copper, zinc, aluminum parts or aluminum alloy parts with the shapes and the sizes limited by the die, and the parts are commonly called die castings.
When the raw material is pushed into the molding cavity, the air in the molding cavity cannot be discharged as the raw material is continuously injected into the molding cavity, so that the injected raw material can generate bubbles in the molding cavity after solidification, and therefore, the exhaust structure of the die casting die is proposed for solving the problems.
Disclosure of utility model
In order to overcome the defects in the prior art and solve at least one technical problem in the background art, the utility model provides an exhaust structure of a die casting die.
The technical scheme adopted for solving the technical problems is as follows: the utility model relates to an exhaust structure of a die casting die, which comprises a die body; the side wall of the die body is provided with a plurality of cavities; the top of the die body is provided with an exhaust hole; the inner side wall of the exhaust hole is fixedly connected with a sealing pipe; the inner side wall of the sealing tube is fixedly connected with a connecting plate; the inner side wall of the sealing tube is provided with a sealing cover; the top and the side wall of the sealing cover are provided with a plurality of groups of ventilation holes; the air holes are symmetrically arranged.
Preferably, the inner side wall of the sealing tube is provided with a fixing piece; the fixing piece is fixedly connected to the inner side wall of the sealing tube; the side wall of the fixing piece is provided with a first spring; the first spring is fixedly connected to the side wall of the fixing piece; the end part of the first spring is fixedly connected with the side wall of the sealing cover.
Preferably, the side wall of the fixing piece is provided with a sliding tube; the sliding tube is fixedly connected to the side wall of the fixing piece; the inner side wall of the sliding tube is connected with a fixed rod in a sliding manner; the end part of the fixing rod is fixedly connected with the side wall of the sealing cover.
Preferably, a plurality of groups of grooves are formed in the side wall of the connecting plate; the grooves are arranged in a circular array; the inner side wall of the groove is provided with a ball; the balls are connected with the inner side wall of the groove in a sliding manner; the ball is in contact with the sealing cover.
Preferably, the inner side wall of the exhaust hole is provided with a baffle plate; the baffle plate is fixedly connected to the inner side wall of the exhaust hole; and a plurality of groups of air inlets are formed in the top of the baffle plate.
Preferably, the bottom of the baffle plate is provided with a sealing piece; the sealing piece is fixedly connected with a plurality of groups of sealing columns; the bottom of the sealing piece is fixedly connected with a second spring; and the end part of the second spring is fixedly connected with the inner side wall of the exhaust hole.
The utility model has the beneficial effects that:
The utility model provides an exhaust structure of a die casting die, which is characterized in that the exhaust hole is arranged at the end part of a forming cavity, after raw materials are continuously injected, air is exhausted from the exhaust hole, along with the injection of the raw materials, the air is compressed in the forming cavity, after the air is compressed to a certain degree, the pressure of the air pushes a sealing cover to move, and then pushes the sealing cover, so that semicircle on the inner side wall of the sealing cover is separated from the inside of a connecting plate, air is exhausted from an air hole, and finally is exhausted from the end part of a sealing pipe, and along with the slow exhaust of the air, the raw materials are gradually injected into the forming cavity, so that the situation that the air in the forming cavity cannot be completely exhausted due to the fact that the raw materials are injected too fast is reduced, the situation that air bubbles are generated in the forming cavity is effectively reduced, the quality of the product is improved, and the qualification rate of the product is improved.
According to the exhaust structure of the die-casting die, when air is shot out, the first spring pushes the sealing cover back to the position of the raw material, so that when the raw material is injected into the forming cavity again, the air can be slowly exhausted, the uniformity of raw material injection is improved, the generation of bubbles in the raw material is reduced, and the qualification rate of products is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a cross-sectional view of the present utility model;
FIG. 3 is an enlarged view of FIG. 2 at A;
FIG. 4 is a cross-sectional view of a seal tube of the present utility model;
FIG. 5 is an enlarged view of FIG. 4 at B;
FIG. 6 is a perspective view of a sealing plate and baffle plate of the present utility model;
FIG. 7 is a perspective view of a hollow cavity of the present utility model;
Legend description:
1. a die body; 11. a molding cavity; 12. an exhaust hole; 13. sealing the tube; 14. a connecting plate; 15. sealing cover; 16. ventilation holes; 2. a fixing piece; 21. a first spring; 3. a sliding tube; 31. a fixed rod; 4. a groove; 41. a ball; 5. a baffle plate; 51. an air inlet hole; 6. a sealing sheet; 61. a sealing column; 62. a second spring; 7. a cavity.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Specific examples are given below.
Referring to fig. 1-6, the present utility model provides an exhaust structure of a die casting mold, comprising a mold body 1; the side wall of the die body 1 is provided with a plurality of forming cavities 11; the top of the die body 1 is provided with an exhaust hole 12; the inner side wall of the exhaust hole 12 is fixedly connected with a sealing tube 13; the inner side wall of the sealing tube 13 is fixedly connected with a connecting plate 14; the inner side wall of the sealing tube 13 is provided with a sealing cover 15; the top and the side wall of the sealing cover 15 are provided with a plurality of groups of ventilation holes 16; the bleeder vent 16 is the symmetry setting, during operation, when pushing into shaping intracavity 11 with the raw materials, after the injection that the raw materials lasts is inside shaping intracavity 11, because the inside air of shaping intracavity 11 can't discharge, thereby lead to the raw materials of injection to produce the bubble inside after solidifying, thereby effective product quality, through the exhaust hole 12 of seting up, because exhaust hole 12 is located the tip of shaping intracavity 11, after the continuous injection of raw materials, the raw materials can be discharged air from exhaust hole 12, along with the injection of raw materials, the air is compressed in shaping intracavity 11, after the air is compressed to a certain extent, the pressure of air can promote sealed lid 15 and remove, and then promote sealed lid 15, make the semicircle of sealed lid 15 inside wall break away from inside connecting plate 14, make the air discharge from bleeder vent 16, finally be discharged from sealed tube 13 tip, along with the air is discharged slowly, make the raw materials progressively pour into shaping intracavity 11 inside, thereby reduce the condition that the inside air can't discharge completely because of the raw materials is poured into too fast and lead to shaping intracavity 11, and then the effectual condition that produces inside the bubble of product, and further improve the quality of product, the qualification rate of product.
Further, as shown in fig. 1-6, the inner side wall of the sealing tube 13 is provided with a fixing piece 2; the fixing piece 2 is fixedly connected to the inner side wall of the sealing tube 13; the side wall of the fixing piece 2 is provided with a first spring 21; the first spring 21 is fixedly connected to the side wall of the fixing piece 2; the end part of the first spring 21 is fixedly connected with the side wall of the sealing cover 15, when the sealing cover 15 is pushed by air during operation, the sealing cover 15 cannot recover to the position of the raw material, so that when the raw material is injected again, the air in the forming cavity 11 is lost too quickly, the raw material is injected too quickly, when some air is not discharged, the raw material is injected, and then the product is larger, through the first spring 21, when the air is completely taken, the first spring 21 pushes the sealing cover 15 back to the position of the raw material, when the raw material is injected again in the forming cavity 11, the air can be slowly discharged, the uniformity of raw material injection is improved, the generation of the bubbles in the raw material is reduced, and the qualification rate of the product is improved.
Further, as shown in fig. 1-6, the side wall of the fixing piece 2 is provided with a sliding tube 3; the sliding tube 3 is fixedly connected to the side wall of the fixing piece 2; the inner side wall of the sliding tube 3 is connected with a fixed rod 31 in a sliding manner; the dead lever 31 tip and sealed lid 15 lateral wall rigid coupling, during operation, when sealed lid 15 removes, owing to first spring 21 is the bad after the atress, and then lead to the removal of sealed lid 15 skew, through slip pipe 3 and dead lever 31 that set up, when sealed lid 15 removes, dead lever 31 can remove in slip pipe 3 inside, thereby make sealed lid 15 remove at same horizontal line, and then increased sealed lid 15 removal's stability effectively, reduce sealed lid 15 skew's condition, thereby increase the stability of equipment operation.
Further, as shown in fig. 1-6, a plurality of groups of grooves 4 are formed on the side wall of the connecting plate 14; the grooves 4 are arranged in a circular array; the inner side wall of the groove 4 is provided with a ball 41; the balls 41 are in sliding connection with the inner side wall of the groove 4; the balls 41 are in contact with the sealing cover 15, and when the device works, sliding friction between the connecting plate 14 and the sealing cover 15 is changed into rolling friction between the sealing cover 15 and the balls 41 through the arranged balls 41, so that friction force between devices is effectively reduced, and moving smoothness of the sealing cover 15 is improved.
Further, as shown in fig. 1-6, the inner side wall of the exhaust hole 12 is provided with a baffle plate 5; the baffle plate 5 is fixedly connected to the inner side wall of the exhaust hole 12; the multiunit inlet port 51 has been seted up at baffle 5 top, and during operation is through baffle 5 that set up for the raw materials is when pouring into exhaust hole 12 department into, and the unable most of raw materials enters into exhaust hole 12 inside, makes the raw materials after the solidification, and the staff of being convenient for can be demolded the product, reduces the condition that the product is fixed in the shaping chamber 11 inside.
Further, as shown in fig. 1-6, a sealing piece 6 is arranged at the bottom of the baffle plate 5; the sealing piece 6 is fixedly connected with a plurality of groups of sealing columns 61; the bottom of the sealing piece 6 is fixedly connected with a second spring 62; the end of the second spring 62 is fixedly connected with the inner side wall of the exhaust hole 12, and when the air is extruded, the air pressure in the forming cavity 11 is too high, so that the sealing column 61 is pushed out of the air inlet 51, the air is discharged from the side wall of the sealing sheet 6, and the condition that excessive raw materials enter the exhaust hole 12 is reduced.
Further, as shown in fig. 7, the inner side wall of the sealing cover 15 is provided with a cavity 7, and in operation, the weight of the whole sealing cover 15 is effectively reduced through the opened cavity 7, so that the sealing cover 15 can be easily pushed.
Working principle: when the raw materials are pushed into the forming cavity 11, as the raw materials are continuously injected into the forming cavity 11, air bubbles are generated in the inside of the formed cavity 11 after solidification due to the fact that air in the inside of the formed cavity 11 cannot be discharged, so that the product quality is effective, through the opened exhaust holes 12, as the exhaust holes 12 are positioned at the end parts of the formed cavity 11, after the raw materials are continuously injected, the raw materials are discharged from the exhaust holes 12, as the raw materials are injected, the air is compressed in the forming cavity 11, after the air is compressed to a certain degree, the pressure of the air pushes the sealing cover 15 to move, the sealing cover 15 is pushed, the semicircle of the inner side wall of the sealing cover 15 is separated from the inside of the connecting plate 14, the air is discharged from the air holes 16, finally, as the air is slowly discharged, the raw materials are gradually injected into the forming cavity 11, thereby reducing the situation that air in the forming cavity 11 cannot be completely discharged due to too fast injection of raw materials, further effectively reducing the situation that air bubbles are generated in the product, further improving the quality of the product, and improving the qualification rate of the product, after the sealing cover 15 is pushed by air, the sealing cover 15 cannot be restored to the position of the raw materials, so that when the raw materials are injected again, the air in the forming cavity 11 is lost too fast, the raw materials are injected too fast, when some air is not discharged, the raw materials are injected, further the product has larger air bubbles, and through the arranged first spring 21, when the air is completely shot, the first spring 21 pushes the sealing cover 15 back to the position of the raw materials, so that when the raw materials are injected again in the forming cavity 11, the air can be slowly discharged, further improving the uniformity of raw material injection, reducing the generation of the air bubbles in the raw materials, the qualification rate of products is improved, when the sealing cover 15 moves, because the first spring 21 is after the atress, there is uncertainty, and then the removal that leads to sealing cover 15 to shift, through slip pipe 3 and dead lever 31 that sets up, when sealing cover 15 moves, dead lever 31 can move inside slip pipe 3, thereby make sealing cover 15 remove at same horizontal line, and then the effectual stability that increases sealing cover 15 and remove, reduce the condition of sealing cover 15 skew, thereby the stability of equipment operation is increased, through ball 41 that sets up, make the sliding friction of connecting plate 14 and sealing cover 15 become the rolling friction of sealing cover 15 and ball 41, thereby the effectual frictional force that reduces between the equipment, improve the smoothness nature that sealing cover 15 moved, through baffle 5 that sets up, make the raw materials when pouring into to the department of forming cavity 11, the unable most of raw materials get into inside 12, make the raw materials after solidifying, the staff can be with the product drawing of patterns, reduce the condition of product fixing in forming cavity 11 inside, along with the air is extruded, the atmospheric pressure of its forming cavity 11 is too big, thereby release seal post 61 from inside from 51, make the sealed cover 15 of the inside of sealing cover 15, the weight is reduced, the whole side wall of the sealing cover 15 is opened easily through the side wall of the sealing cover 15, the side wall of the exhaust hole 7 is reduced, the condition of the weight is reduced, the whole is easy to be opened, the side wall of the cavity 15 is easy to be filled.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.
Claims (6)
1. An exhaust structure of a die casting die comprises a die body (1); the method is characterized in that: the side wall of the die body (1) is provided with a plurality of forming cavities (11); the top of the die body (1) is provided with an exhaust hole (12); the inner side wall of the exhaust hole (12) is fixedly connected with a sealing tube (13); the inner side wall of the sealing tube (13) is fixedly connected with a connecting plate (14); the inner side wall of the sealing tube (13) is provided with a sealing cover (15); a plurality of groups of ventilation holes (16) are formed in the top and the side wall of the sealing cover (15); the ventilation holes (16) are symmetrically arranged.
2. A die casting die exhaust structure according to claim 1, characterized in that: the inner side wall of the sealing tube (13) is provided with a fixing piece (2); the fixing piece (2) is fixedly connected to the inner side wall of the sealing tube (13); the side wall of the fixing piece (2) is provided with a first spring (21); the first spring (21) is fixedly connected to the side wall of the fixing piece (2); the end part of the first spring (21) is fixedly connected with the side wall of the sealing cover (15).
3. A die casting die exhaust structure according to claim 2, characterized in that: the side wall of the fixing piece (2) is provided with a sliding tube (3); the sliding tube (3) is fixedly connected to the side wall of the fixing piece (2); the inner side wall of the sliding tube (3) is connected with a fixed rod (31) in a sliding manner; the end part of the fixed rod (31) is fixedly connected with the side wall of the sealing cover (15).
4. A die casting die exhaust structure according to claim 3, characterized in that: a plurality of groups of grooves (4) are formed in the side wall of the connecting plate (14); the grooves (4) are arranged in a circular array; the inner side wall of the groove (4) is provided with a ball (41); the balls (41) are connected with the inner side wall of the groove (4) in a sliding manner; the balls (41) are in contact with the sealing cover (15).
5. The die casting die exhaust structure according to claim 4, wherein: the inner side wall of the exhaust hole (12) is provided with a baffle plate (5); the baffle plate (5) is fixedly connected to the inner side wall of the exhaust hole (12); a plurality of groups of air inlets (51) are formed in the top of the baffle plate (5).
6. The die casting die exhaust structure according to claim 5, wherein: the bottom of the baffle plate (5) is provided with a sealing piece (6); the sealing piece (6) is fixedly connected with a plurality of groups of sealing columns (61); a second spring (62) is fixedly connected to the bottom of the sealing piece (6); the end part of the second spring (62) is fixedly connected with the inner side wall of the exhaust hole (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322650380.0U CN220880489U (en) | 2023-09-27 | 2023-09-27 | Exhaust structure of die casting die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322650380.0U CN220880489U (en) | 2023-09-27 | 2023-09-27 | Exhaust structure of die casting die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220880489U true CN220880489U (en) | 2024-05-03 |
Family
ID=90869612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322650380.0U Active CN220880489U (en) | 2023-09-27 | 2023-09-27 | Exhaust structure of die casting die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220880489U (en) |
-
2023
- 2023-09-27 CN CN202322650380.0U patent/CN220880489U/en active Active
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