CN220497690U - Uniform cooling aluminum alloy die - Google Patents
Uniform cooling aluminum alloy die Download PDFInfo
- Publication number
- CN220497690U CN220497690U CN202322109566.5U CN202322109566U CN220497690U CN 220497690 U CN220497690 U CN 220497690U CN 202322109566 U CN202322109566 U CN 202322109566U CN 220497690 U CN220497690 U CN 220497690U
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- die
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- water inlet
- molding
- cooling
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- 238000001816 cooling Methods 0.000 title claims abstract description 97
- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 110
- 238000000465 moulding Methods 0.000 claims abstract description 67
- 238000009826 distribution Methods 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 11
- 239000000498 cooling water Substances 0.000 description 20
- 238000003860 storage Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 238000004512 die casting Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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- Molds, Cores, And Manufacturing Methods Thereof (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses an aluminum alloy mold capable of being cooled uniformly, which comprises a bottom mold and a top mold, wherein a molding female mold cavity is formed in the bottom mold; the top die is provided with a plurality of first cooling flow passages corresponding to the depth area of the molding convex die core, the bottom die is provided with a plurality of second cooling flow passages corresponding to the depth area of the molding concave die cavity, and the bottom die is also provided with a plurality of third cooling flow passages surrounding the molding concave die cavity; the first cooling flow passage and the second cooling flow passage are respectively provided with a water inlet joint, the water inlet of the third cooling flow passage is provided with a water inlet joint, and the water outlet of the third cooling flow passage is provided with a water outlet joint; the areas with thicker wall thickness formed by the first cooling flow channels and the second cooling flow channels are distributed in a dot shape, so that the thick-wall areas are rapidly cooled; and the part with uniform wall thickness of the product molding is subjected to surrounding cooling synchronously through the third cooling flow passage.
Description
Technical Field
The utility model relates to the technical field of dies, in particular to a uniformly cooled aluminum alloy die.
Background
As shown in fig. 1, the product structure has a thin-wall part and a part with a thicker thickness, and when the product structure is molded and processed by a mold, the heat dissipation between the thin-wall part and the thicker part is uneven, so that the deformation of the finished product may be larger, and in order to ensure that the product can be rapidly pressure-maintaining molded after molding and avoid the deformation of the product caused by larger shrinkage, uniform cooling needs to be formed after molding, so that the cooling speeds of the thicker part and the thin-wall part are basically consistent.
Particularly, water cooling is adopted when cooling is carried out, for example, chinese patent CN210755087U discloses an upper die cooling structure of an aluminum alloy die casting die, which comprises an upper die upper part and an upper die lower part, wherein the upper die upper part is detachably connected with the upper die lower part, and a plurality of fixing holes are formed in the upper surface of the upper die upper part; an annular water storage cavity is arranged at the joint of the upper part of the upper die and the lower part of the upper die, a water inlet and a water outlet are arranged on the water storage cavity, and the water inlet pipe and the water outlet pipe are respectively connected with the water inlet and the water outlet; the inner wall of the upper part of the upper die is provided with a concave part, the concave part is provided with a plurality of connecting holes extending to the lower part of the upper die, and the upper part of the upper die and the lower part of the upper die are fixed by a first fastener through the connecting holes; the upper surface of upper mould lower part is equipped with the ring channel, and the upper mouth fixedly connected with shrouding of ring channel forms the water storage chamber. Can be cooled in sequence in the molding process, and the molding rate of the product is improved.
The above patent discloses that cooling is achieved by forming a water storage cavity in a mold and realizing water circulation in the water storage cavity through a water inlet and a water outlet, the whole water storage cavity is adopted to cool the whole product molding process, the cooling is only suitable for the product molding process cooling with uniform wall thickness, and the technical problems of uneven cooling and large internal stress of molded parts exist when the thickness difference of the molded parts is large.
Disclosure of Invention
First technical problem
The utility model aims to provide an aluminum alloy mold capable of being uniformly cooled, which solves the technical problem of uniform cooling in the forming process under the condition that the wall thickness of products has large difference.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the aluminum alloy mold comprises a bottom mold and a top mold, wherein a molding female mold cavity is formed in the bottom mold, a molding male mold core is formed in the top mold, and the molding female mold cavity and the molding male mold core are enclosed to form a product molding cavity; the top die is provided with a plurality of first cooling flow passages corresponding to the depth area of the molding convex die core, the bottom die is provided with a plurality of second cooling flow passages corresponding to the depth area of the molding concave die cavity, and the bottom die is also provided with a plurality of third cooling flow passages surrounding the molding concave die cavity; the water inlet and outlet connectors are respectively arranged on the first cooling flow channel and the second cooling flow channel, the water inlet of the third cooling flow channel is provided with a water inlet connector, and the water outlet of the third cooling flow channel is provided with a water outlet connector.
Preferably, the water inlet and outlet joint comprises an inner pipe and an outer pipe, the inner pipe is fixedly connected in the outer pipe, a circulation channel is arranged between the inner pipe and the outer pipe, the inner pipe is provided with a water inlet joint, and the outer pipe is provided with a water outlet joint.
Preferably, the water inlet device further comprises a first flow distribution plate, a second flow distribution plate and a third flow distribution plate, wherein the first flow distribution plate is communicated with at least one water inlet connector on the water inlet and outlet connector, the second flow distribution plate is communicated with at least one water inlet connector on the water inlet and outlet connector, and the third flow distribution plate is communicated with the water outlet connector and the water inlet connector of the water inlet and outlet connector.
Preferably, the first cooling runner and the second cooling runner are both in blind hole structures, and the third cooling runner is mainly formed by communicating a plurality of through holes around the molding cavity.
Preferably, the bottom die is provided with a first positioning plane positioned at the outer side of the molding female die cavity, the top die is provided with a second positioning plane positioned at the outer side of the molding male die core, and when the bottom die and the top die are closed, the first positioning plane is attached to the second positioning plane.
Preferably, the first positioning plane is provided with a concave part, and the second positioning plane is provided with a convex part aligned and matched with the concave part.
Preferably, the bottom die and the top die are provided with die clamping guide structures; the die assembly guide structure comprises a guide rod arranged on the bottom die and a guide hole arranged on the top die and matched with the guide rod; or, the die assembly guide structure comprises a guide hole arranged on the bottom die and a guide rod arranged on the top die and matched with the guide hole.
Preferably, the bottom die is provided with positioning grooves at two side parts, and the top die is provided with positioning protrusions matched with the positioning grooves.
Preferably, the top die is provided with a plurality of first connecting holes arranged along the circumferential direction, and the bottom die is provided with a second connecting hole coaxial with the first connecting holes.
Preferably, the first flow dividing plate, the second flow dividing plate and the third flow dividing plate are further provided with water outlet flow passages, and the water outlet flow passages are communicated with water outlet connectors on the water inlet and outlet connectors.
The areas with thicker wall thickness formed by the first cooling flow channels and the second cooling flow channels are distributed in a dot shape, so that the thick-wall areas are rapidly cooled; the third cooling flow passage is used for cooling the part with uniform wall thickness of the product molding, so that after cooling water circulation is realized through the distribution of the first cooling flow passage, the second cooling flow passage and the third cooling flow passage, the whole product molding cavity has uniform cooling effect, and the wall thickness area and the thin wall area are cooled identically, so that the situation of large shrinkage deformation is avoided.
Specifically in the cooling water circulation process, the cooling water circulation of the first cooling flow channel and the second cooling flow channel needs to be quickly rotated, the pipeline connection of water inlet and water outlet is realized through the water inlet and outlet connectors, the water inlet connector is arranged at the water inlet of the third cooling flow channel for the third cooling flow channel needing to be cooled in a surrounding mode, the water outlet connector is arranged at the water outlet to realize the cooling water circulation flow, and therefore uniform heat dissipation of product molding is realized.
The circulation flow of the cooling water can be carried out according to the sequence of cooling in a specific molding process, so that the water circulation control of different first cooling flow channels, second cooling flow channels and third cooling flow channels can be realized according to specific molding requirements.
Drawings
FIG. 1 is a schematic structural view of a molded product;
FIG. 2 is a schematic diagram of an aluminum alloy mold shown in accordance with an exemplary embodiment;
FIG. 3 is a schematic view of the cross-sectional structure A-A of FIG. 2;
FIG. 4 is a schematic view of the cross-sectional structure B-B in FIG. 2;
FIG. 5 is a schematic perspective view of FIG. 2;
FIG. 6 is a schematic diagram of the explosive structure of FIG. 5;
FIG. 7 is a schematic view of a water circulation line structure of an aluminum alloy mold according to an exemplary embodiment;
in fig. 1 to 7, the correspondence between the component names or lines and the drawing numbers is:
the bottom die 1, the top die 2, the molding female die cavity 3, the molding male die core 4, the first cooling runner 5, the second cooling runner 6, the third cooling runner 7, the water inlet and outlet joint 8, the water inlet joint 9, the water outlet joint 10, the first flow dividing plate 11, the second flow dividing plate 12, the third flow dividing plate 13, the first positioning plane 14, the second positioning plane 15, the concave part 16, the convex part 17, the positioning groove 18 and the positioning protrusion 19.
Description of the embodiments
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.
Referring to fig. 2 to 7, an embodiment of the present utility model proposes a uniformly cooled aluminum alloy mold, in which the entire aluminum alloy mold is installed to a pressing apparatus for use, a molded product of the aluminum alloy mold, as shown in fig. 1, has a thick-wall region and an equal-wall region, and the shape of the entire product is also irregular, whereby uniform cooling is required to be achieved particularly when molding by the mold, and further improvement in the cooling manner of the mold is required.
Specifically, the whole aluminum alloy mold comprises a bottom mold 1 and a top mold 2, wherein a molding female mold cavity 3 is formed in the bottom mold 1, a molding male mold core 4 is formed in the top mold 2, and the molding female mold cavity 3 and the molding male mold core 4 are enclosed to form a product molding cavity; the molding female die cavity 3 mainly molds the part with thicker wall thickness and irregular part in the product, the molding male die core 4 mainly molds the part with uniform wall thickness in the product, but the molding male die core 4 also has part protruding part, thereby forming a product molding cavity by enclosing the molding female die cavity 3 and the molding male die core 4, and realizing product molding by the product molding cavity.
In the molding process, the molding part needs to be effectively cooled to ensure that the deformation of the product is smaller, a plurality of first cooling flow passages 5 corresponding to the depth area of the molding convex mold core 4 are specifically formed on the top mold 2, the effective cooling of the thick-wall area can be realized after the cooling water circulation is performed in the first cooling flow passages 5, the number and the distribution mode of the specific first cooling flow passages 5 are both according to the structural shape of the product and the structural form of the molding convex mold core 4, the main point positions of the molding wall thickness of the product are covered, the first cooling flow passages 5 form point-shaped distribution of the molding convex mold core 4, and the specific first cooling flow passages 5 are of blind hole structures, so that the cooling water can flow in an accelerating and circulating manner.
The bottom die 1 is provided with a plurality of second cooling flow passages 6 corresponding to the depth area of the molding die cavity 3, the bottom die 1 is also provided with a plurality of third cooling flow passages 7 surrounding the periphery of the molding die cavity 3, and the molding die cavity 3 is provided with thick-wall areas and equal-wall areas, so that the thick-wall areas of the molding die cavity 3 are distributed in a punctiform manner through the plurality of second cooling flow passages 6, surrounding cooling is realized through the equal-wall areas of the third cooling flow passages 7, and effective cooling is realized; the second cooling flow channel 6 is also a blind hole structure, which can accelerate the cooling effect, while the third cooling flow channel 7 is mainly formed by communicating a plurality of through holes around the molding cavity 3, and the number of cooling channels can be reduced by cooling in a manner of forming a surrounding in a region with equal wall thickness.
In order to facilitate the circulation of the cooling water in the first cooling flow channel 5, the second cooling flow channel 6 and the third cooling flow channel 7 which are different in structure form; specifically, the first cooling flow channel 5 and the second cooling flow channel 6 are both provided with water inlet and outlet connectors 8, the water inlet of the third cooling flow channel 7 is provided with a water inlet connector 9, and the water outlet of the third cooling flow channel 7 is provided with a water outlet connector 10; the cooling water inlet and outlet circulation control is realized through the combination of the water inlet and outlet joint 8 and the blind hole structure of the first cooling flow channel 5 and the second cooling flow channel 6, and the water inlet joint 9 performs cooling water injection to the third cooling flow channel 7 and flows out from the water outlet joint 10 after circulation.
The water inlet joint 9 and the water outlet joint 10 can be conventional pipeline joints, so that good connection tightness is ensured; the water inlet and outlet connector 8 needs to integrate water inlet and water outlet, specifically, the water inlet and outlet connector 8 comprises an inner pipe and an outer pipe, the inner pipe is fixedly connected in the outer pipe, a circulation channel is arranged between the inner pipe and the outer pipe, the inner pipe is provided with a water inlet connector, and the outer pipe is provided with a water outlet connector; the cooling water entering through the water inlet connector flows into the inner pipe and is discharged from the outer pipe and the water outlet connector after passing through the circulation channel, so that the cooling water circulation flow is realized by adopting the single water inlet and outlet connector 8.
Specifically, when the top die 2 and the bottom die 1 are matched, guiding, positioning and error prevention are required to be realized, therefore, a first positioning plane 14 positioned at the outer side of the molding female die cavity 3 is arranged on the bottom die 1, a second positioning plane 15 positioned at the outer side of the molding male die core is arranged on the top die 2, when the bottom die 1 and the top die 2 are matched, the first positioning plane 14 is attached to the second positioning plane 15, and after a parting plane is formed by the first positioning plane 14 and the second positioning plane 15, positioning attachment after the die is matched is realized.
Further, in order to maintain a relative positioning mode after mold clamping, the first positioning plane 14 is provided with a concave portion 16, the second positioning plane 15 is provided with a convex portion 17 aligned and matched with the concave portion 16, and the concave portion 16 and the convex portion 17 are matched and positioned, and of course, the specific concave portion 16 and the convex portion 17 may be respectively arranged on any side of the first positioning plane 14 and the second positioning plane 15.
Meanwhile, positioning grooves 18 positioned at two side parts are formed in the bottom die 1, positioning protrusions 19 matched with the positioning grooves 18 are arranged on the top die 2, and after the positioning grooves 18 are matched with the positioning protrusions 19, relative positioning is further achieved, so that positioning of the bottom die 1 and the upper die in the die assembly forming machining process is guaranteed.
In addition, in the mold clamping process, it is necessary to guide the top mold 2 when moving relative to the bottom mold 1, and specifically, a mold clamping guide structure is provided on the bottom mold 1 and the top mold 2.
The die assembly guide structure comprises a guide rod arranged on the bottom die 1 and a guide hole arranged on the top die 2 and matched with the guide rod; or, the die assembly guiding structure comprises a guiding hole arranged on the bottom die 1 and a guiding rod arranged on the top die 2 and matched with the guiding hole; the specific guide rod and the guide hole are oppositely arranged on the bottom die 1 or the top die 2, and corresponding guide can be realized through the cooperation of the guide rod and the guide hole in the die assembly process, so that the normal movement of the die assembly process is ensured.
In order to be convenient for install fixedly to use die block 1 and top mould 2, specifically offer a plurality of first connecting holes of arranging along circumference on the top mould 2, set up on die block 1 with the coaxial second connecting hole of first connecting hole, install fixedly through first connecting hole to top mould 2, install fixedly through the second connecting hole to die block 1.
When cooling water circulation is realized at the corresponding position of the product molding cavity after the top die 2 and the bottom die 1 are clamped, circulation flow of cooling water is required to be split and controlled, and the cooling water circulation control device specifically further comprises a first splitter plate 11, a second splitter plate 12 and a third splitter plate 13, wherein the first splitter plate 11 is communicated with at least one water inlet connector on the water inlet and outlet connector 8, the second splitter plate 12 is communicated with at least one water inlet connector on the water inlet and outlet connector 8, and the water inlet connectors on the water inlet and outlet connector 8 installed on the top die 2 are respectively communicated through the first splitter plate 11 and the second splitter plate 12, so that corresponding cooling water circulation is controlled, and cooling water flow control can be performed according to corresponding cooling effect requirements. The third flow dividing plate 13 is communicated with the water inlet connector 9 and the water inlet connector of the water inlet and outlet connector 8, cooling water flow control is achieved by communicating the water inlet connector on the water inlet and outlet connector 8 in the bottom die 1 through the third flow dividing plate 13, and cooling water flow control is achieved by communicating the water inlet connector 9. Thereby, the water inflow of the first cooling flow passage 5, the second cooling flow passage 6 and the third cooling flow passage 7 can be controlled; of course, the number of the first diversion plate 11, the second diversion plate 12 and the third diversion plate 13 can be further selected according to water inlet and outlet control.
Meanwhile, the first diversion plate 11, the second diversion plate 12 and the third diversion plate 13 are further provided with water outlet channels, and the water outlet channels are communicated with water outlet connectors on the water inlet and outlet connectors 8, so that control flow during cooling water discharge is realized through the first diversion plate 11, the second diversion plate 12 and the third diversion plate 13.
The first flow dividing plate 11, the second flow dividing plate 12 and the third flow dividing plate 13 are only for realizing flow dividing control on the water flow direction, but specific water flow size, flow velocity and power are all regulated and controlled by related control valves, pump bodies and the like, and are not further described here.
Therefore, in the embodiment, the uniform cooling effect is realized by presenting the corresponding cooling mode to the structural form suitable for the product forming cavity, and the yield of the formed product can be further ensured.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (10)
1. The aluminum alloy mold comprises a bottom mold and a top mold, wherein a molding female mold cavity is formed in the bottom mold, a molding male mold core is formed in the top mold, and the molding female mold cavity and the molding male mold core are enclosed to form a product molding cavity; the method is characterized in that: the top die is provided with a plurality of first cooling flow passages corresponding to the depth area of the molding convex die core, the bottom die is provided with a plurality of second cooling flow passages corresponding to the depth area of the molding concave die cavity, and the bottom die is also provided with a plurality of third cooling flow passages surrounding the molding concave die cavity;
the water inlet and outlet connectors are respectively arranged on the first cooling flow channel and the second cooling flow channel, the water inlet of the third cooling flow channel is provided with a water inlet connector, and the water outlet of the third cooling flow channel is provided with a water outlet connector.
2. A uniformly cooled aluminum alloy mold as recited in claim 1, wherein: the water inlet and outlet connector comprises an inner pipe and an outer pipe, the inner pipe is fixedly connected in the outer pipe, a circulation channel is arranged between the inner pipe and the outer pipe, the inner pipe is provided with a water inlet connector, and the outer pipe is provided with a water outlet connector.
3. A uniformly cooled aluminum alloy mold as recited in claim 2, wherein: still include first flow distribution plate, second flow distribution plate and third flow distribution plate, first flow distribution plate with at least one advance water connector intercommunication on the water inlet and outlet joint, the second flow distribution plate with at least one advance water connector intercommunication on the water inlet and outlet joint, the third flow distribution plate with go out water connector the water inlet connector intercommunication that water inlet and outlet connect.
4. A uniformly cooled aluminum alloy mold according to any one of claims 1 to 3 wherein: the first cooling runner and the second cooling runner are of blind hole structures, and the third cooling runner is mainly formed by communicating a plurality of through holes around the forming die cavity.
5. A uniformly cooled aluminum alloy mold as recited in claim 4, wherein: the bottom die is provided with a first positioning plane positioned at the outer side of the molding female die cavity, the top die is provided with a second positioning plane positioned at the outer side of the molding male die core, and when the bottom die and the top die are closed, the first positioning plane is attached to the second positioning plane.
6. A uniformly cooled aluminum alloy mold as recited in claim 5, wherein: the first positioning plane is provided with a concave part, and the second positioning plane is provided with a convex part aligned and matched with the concave part.
7. A uniformly cooled aluminum alloy mold as recited in claim 4, wherein: the bottom die and the top die are provided with die assembly guide structures;
the die assembly guide structure comprises a guide rod arranged on the bottom die and a guide hole arranged on the top die and matched with the guide rod; or, the die assembly guide structure comprises a guide hole arranged on the bottom die and a guide rod arranged on the top die and matched with the guide hole.
8. A uniformly cooled aluminum alloy mold as recited in claim 4, wherein: the bottom die is provided with positioning grooves at two side parts, and the top die is provided with positioning protrusions matched with the positioning grooves.
9. A uniformly cooled aluminum alloy mold as recited in claim 4, wherein: the top die is provided with a plurality of first connecting holes arranged along the circumferential direction, and the bottom die is provided with a second connecting hole coaxial with the first connecting holes.
10. A uniformly cooled aluminum alloy mold according to claim 3 wherein: the first flow distribution plate, the second flow distribution plate and the third flow distribution plate are also provided with water outlet channels which are communicated with water outlet connectors on the water inlet and outlet connectors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322109566.5U CN220497690U (en) | 2023-08-07 | 2023-08-07 | Uniform cooling aluminum alloy die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322109566.5U CN220497690U (en) | 2023-08-07 | 2023-08-07 | Uniform cooling aluminum alloy die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220497690U true CN220497690U (en) | 2024-02-20 |
Family
ID=89882848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322109566.5U Active CN220497690U (en) | 2023-08-07 | 2023-08-07 | Uniform cooling aluminum alloy die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220497690U (en) |
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2023
- 2023-08-07 CN CN202322109566.5U patent/CN220497690U/en active Active
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