CN211101511U - Die casting die is used in production of car insulation baffle - Google Patents
Die casting die is used in production of car insulation baffle Download PDFInfo
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- CN211101511U CN211101511U CN201921856458.1U CN201921856458U CN211101511U CN 211101511 U CN211101511 U CN 211101511U CN 201921856458 U CN201921856458 U CN 201921856458U CN 211101511 U CN211101511 U CN 211101511U
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Abstract
The utility model discloses a die casting die for producing an automobile insulating baffle, which comprises an upper die, a lower die, a sealing cover and a slide block, wherein the upper die and the lower die are mutually matched in structure, a die cavity is arranged between the upper die and the lower die, a pouring gate is arranged in the middle of the upper die, a plurality of sealing covers are arranged above the upper die, the lower side of each sealing cover is fixedly connected with an outer ring and an inner ring, an air cavity is arranged between the outer ring and the inner ring, the lower side of each sealing cover is fixedly connected with a frustum in the inner ring, an exhaust pipe is embedded between the outer ring and the inner ring on the sealing cover, and the edge of each sealing cover is provided with a plurality of through holes. Thereby avoiding the leakage of the molten liquid and having the characteristics of smooth exhaust and small resistance.
Description
Technical Field
The utility model relates to a die casting die, in particular to die casting die is used in production of car insulating baffle belongs to die casting die technical field.
Background
The die casting die is a tool for casting metal parts, and the basic process of die casting comprises the following steps: molten metal is cast at low speed or high speed and filled into the cavity of the die, the die has a movable cavity surface, and the molten metal is pressurized and forged along with the cooling process of the molten metal, so that the defects of shrinkage cavity and shrinkage porosity of a blank are eliminated, the internal structure of the blank reaches broken crystal grains in a forging state, and the comprehensive mechanical property of the blank is obviously improved.
Die casting die's die cavity tip is equipped with the air discharge duct, the effect of air discharge duct is the gas in the discharge die cavity, and under general conditions, still be equipped with the exhaust block in the air discharge duct, the porous structure of exhaust block has the gas-liquid separation effect, because the gas pocket of exhaust block is minimum, this discharge pressure who just requires gas is big enough, and the cooling rate of model is extremely fast again, this in-process, very easily lead to the gas problem of complete discharge not, thereby lead to the cavitation to produce, traditional mode adopts the mode of fixed exhaust block, the drawback is obvious.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a die casting die is used in production of car insulation baffle to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a die-casting die for producing an automobile insulating baffle comprises an upper die, a lower die, sealing covers and a sliding block, wherein the upper die and the lower die are matched in structure, a die cavity is arranged between the upper die and the lower die, a pouring gate is arranged in the middle of the upper die, a plurality of sealing covers are arranged above the upper die, the lower sides of the sealing covers are fixedly connected with an outer ring and an inner ring, an air cavity is arranged between the outer ring and the inner ring, a plurality of air holes communicated with the air cavity are formed in the side wall of the inner ring, and an exhaust pipe communicated with the air cavity and extending to the upper side of the sealing cover is;
the upper die is positioned under the sealing cover, a groove is embedded in the groove, a sliding block is arranged in the groove, a lower conical groove is arranged on the lower side of the sliding block, an upper conical groove is arranged on the upper side of the sliding block, the lower conical groove is communicated with the upper conical groove through a through hole, an exhaust block is arranged in the upper conical groove, and a boss is arranged on the sealing cover above the exhaust block;
the edge of the sealing cover is provided with a plurality of through holes, the upper side of the upper die is provided with a plurality of screw holes corresponding to the through holes, and the sealing cover is fixed on the upper die by penetrating through the screw holes and the through holes.
Preferably, the boss and the exhaust block are matched with the upper taper groove in structure, and the cross sections of the lower taper groove and the upper taper groove are both in an isosceles trapezoid structure.
Preferably, the groove is positioned at the top end of the die cavity, and the exhaust block is of a porous structure sintered by a ceramic material.
Preferably, a check valve is installed on the exhaust pipe.
Preferably, the sliding block is connected with the inner wall of the groove in a sliding mode.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a die casting die is used in production of car insulating barrier, adopt the carminative mode of movable mould to reduce cavitation, the top at each position of die cavity all sets up the recess, be equipped with the slider in the recess, the upper cone inslot of slider is equipped with toper exhaust piece, the lower cone groove of slider is narrow structure on the width down, utilize the impact force shutoff exhaust hole of pouring liquid, thereby avoid melting the liquid and leak, it is smooth and easy to have the exhaust, the characteristics that the resistance is little, can greatly reduced injection pressure, injection time, dwell time and mode locking pressure, it is easy to make a shaping of moulding by the difficulty, thereby improve production efficiency, and the production cost is reduced, and the energy consumption of machine is reduced.
Drawings
FIG. 1 is a cross-sectional view of the present invention;
FIG. 2 is a schematic view of the structure at the position A of the present invention;
fig. 3 is a schematic structural diagram of the sealing cap of the present invention.
In the figure: 1. an upper die; 2. a lower die; 3. a gate; 4. a mold cavity; 5. sealing the cover; 6. a slider; 7. a lower conical groove; 8. an upper conical groove; 9. a through hole; 10. an exhaust block; 11. an outer ring; 12. an inner ring; 13. an air cavity; 14. air holes; 15. a boss; 16. a screw hole; 17. an exhaust pipe; 18. perforating; 19. a bolt; 20. and (4) a groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a die casting die for producing an automobile insulating baffle comprises an upper die 1, a lower die 2, sealing covers 5 and a sliding block 6, wherein the upper die 1 and the lower die 2 are matched in structure, a die cavity 4 is arranged between the upper die 1 and the lower die 2, a pouring gate 3 is arranged in the middle of the upper die 1, a plurality of sealing covers 5 are arranged above the upper die 1, the lower sides of the sealing covers 5 are fixedly connected with an outer ring 11 and an inner ring 12, an air cavity 13 is arranged between the outer ring 11 and the inner ring 12, a plurality of air holes 14 communicated with the air cavity 13 are formed in the side wall of the inner ring 12, and an exhaust pipe 17 communicated with the air cavity 13 and extending above;
a groove 20 is formed in the upper die 1 and located right below the sealing cover 5, a sliding block 6 is embedded in the groove 20, a lower conical groove 7 is formed in the lower side of the sliding block 6, an upper conical groove 8 is formed in the upper side of the sliding block 6, the lower conical groove 7 is communicated with the upper conical groove 8 through a through hole 9, an exhaust block 10 is arranged in the upper conical groove 8, and a boss 15 is arranged on the sealing cover 5 above the exhaust block 10;
the edge of the sealing cover 5 is provided with a plurality of through holes 18, the upper side of the upper die 1 is provided with a plurality of screw holes 16 corresponding to the through holes 18, and the sealing cover 5 is fixed on the upper die 1 through bolts 19 penetrating through the screw holes 16 and the through holes 18.
Wherein, boss 15, exhaust piece 10 and the structure looks adaptation of last taper groove 8, the cross-section of taper groove 7 and last taper groove 8 down are isosceles trapezoid structure, and taper groove 7 adopts under wide narrow structure, and when melting casting liquid was close recess 20, the impact force was used in taper groove 7 chamber walls down, pushed slider 6 and moved up to extrude exhaust piece 10, made exhaust piece 10 hug closely with last taper groove 8 outer wall, avoided casting liquid to pass from the clearance.
The groove 20 is located at the top end of the die cavity 4, and the exhaust block 10 is a porous structure sintered by a ceramic material, and can pass gas but cannot pass through molten liquid, so that the molten liquid is prevented from leaking.
Wherein, the exhaust pipe 17 is provided with a one-way valve for pressure relief.
Wherein, the slider 6 is connected with the inner wall of the groove 20 in a sliding way, and the cavitation phenomenon is reduced by adopting a movable mould exhaust mode.
Specifically, when the utility model is used, the molten casting liquid is injected into the die cavity 4 from the pouring gate 3, and rapidly flows from the middle part of the die cavity 4 to the edge, the gas space in the die cavity 4 is rapidly contracted, the gas is converged to the bottom of the groove 20, and rapidly enters the gas cavity 13 through the gaps between the inner walls of the lower cone groove 7, the through hole 9 and the upper cone groove 8 and the exhaust block 10, the lower cone groove 7 adopts a structure with a wide bottom and a narrow top, when the molten casting liquid is close to the groove 20, the impact force acts on the wall of the lower cone groove 7, the pushing slide block 6 moves upwards, and the exhaust block 10 is extruded, so that the exhaust block 10 is tightly attached to the outer wall of the upper cone groove 8, the casting liquid is prevented from passing through the gaps, the residual gas is compressed into the exhaust block 10, the exhaust block 10 is of a microporous structure, and can store the gas, and cannot pass through the molten liquid, thereby preventing the molten liquid from leaking out, subsequently, the, shrink and solidify into a panel.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The die-casting die for producing the automobile insulation baffle comprises an upper die (1), a lower die (2), sealing covers (5) and a sliding block (6), and is characterized in that the upper die (1) and the lower die (2) are matched in structure, a die cavity (4) is arranged between the upper die (1) and the lower die (2), a pouring gate (3) is arranged in the middle of the upper die (1), a plurality of sealing covers (5) are arranged above the upper die (1), the lower sides of the sealing covers (5) are fixedly connected with an outer ring (11) and an inner ring (12), an air cavity (13) is arranged between the outer ring (11) and the inner ring (12), a plurality of air holes (14) communicated with the air cavity (13) are formed in the side wall of the inner ring (12), and an exhaust pipe (17) communicated with the air cavity (13) and extending to the upper side of the sealing covers is arranged on each sealing;
a groove (20) is formed in the upper die (1) and located right below the sealing cover (5), a sliding block (6) is embedded in the groove (20), a lower conical groove (7) is formed in the lower side of the sliding block (6), an upper conical groove (8) is formed in the upper side of the sliding block (6), the lower conical groove (7) is communicated with the upper conical groove (8) through a through hole (9), an exhaust block (10) is arranged in the upper conical groove (8), and a boss (15) is arranged on the sealing cover (5) above the exhaust block (10);
the edge of the sealing cover (5) is provided with a plurality of through holes (18), the upper side of the upper die (1) is provided with a plurality of screw holes (16) corresponding to the through holes (18), and the sealing cover (5) is fixed on the upper die (1) through bolts (19) penetrating through the screw holes (16) and the through holes (18).
2. The die-casting die for producing the automobile insulating baffle plate as claimed in claim 1, wherein the die-casting die comprises: the structure of boss (15), exhaust piece (10) and last taper groove (8) looks adaptation, the cross-section of lower taper groove (7) and last taper groove (8) is isosceles trapezoid structure.
3. The die-casting die for producing the automobile insulating baffle plate as claimed in claim 1, wherein the die-casting die comprises: the groove (20) is positioned at the top end of the die cavity (4), and the exhaust block (10) is of a porous structure sintered by ceramic materials.
4. The die-casting die for producing the automobile insulating baffle plate as claimed in claim 1, wherein the die-casting die comprises: and a one-way valve is arranged on the exhaust pipe (17).
5. The die-casting die for producing the automobile insulating baffle plate as claimed in claim 1, wherein the die-casting die comprises: the sliding block (6) is connected with the inner wall of the groove (20) in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921856458.1U CN211101511U (en) | 2019-10-31 | 2019-10-31 | Die casting die is used in production of car insulation baffle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921856458.1U CN211101511U (en) | 2019-10-31 | 2019-10-31 | Die casting die is used in production of car insulation baffle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211101511U true CN211101511U (en) | 2020-07-28 |
Family
ID=71724154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921856458.1U Active CN211101511U (en) | 2019-10-31 | 2019-10-31 | Die casting die is used in production of car insulation baffle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211101511U (en) |
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2019
- 2019-10-31 CN CN201921856458.1U patent/CN211101511U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A die-casting mold for the production of automotive insulation baffles Effective date of registration: 20230331 Granted publication date: 20200728 Pledgee: Bank of Nanjing Co.,Ltd. Taizhou Branch Pledgor: Jiangsu HESI mould Co.,Ltd. Registration number: Y2023320000177 |