CN211888956U - Split type die block with cooling structure and low-pressure casting die - Google Patents
Split type die block with cooling structure and low-pressure casting die Download PDFInfo
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- CN211888956U CN211888956U CN202020055100.5U CN202020055100U CN211888956U CN 211888956 U CN211888956 U CN 211888956U CN 202020055100 U CN202020055100 U CN 202020055100U CN 211888956 U CN211888956 U CN 211888956U
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- 238000001816 cooling Methods 0.000 title claims abstract description 74
- 238000005266 casting Methods 0.000 title claims abstract description 20
- 238000003780 insertion Methods 0.000 claims description 15
- 230000037431 insertion Effects 0.000 claims description 15
- 238000009413 insulation Methods 0.000 claims description 9
- 238000000465 moulding Methods 0.000 claims description 3
- 238000005304 joining Methods 0.000 abstract description 5
- 238000002955 isolation Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000013011 mating Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model provides a split type die block and low pressure casting mould with cooling structure belongs to casting mould technical field. The split bottom die with the cooling structure comprises a first die body, a first cooling system arranged in the first die body, a second die body sleeved outside the first die body, and a second cooling system arranged in the second die body; the first mold body is used for being matched with the upper mold to form a spoke forming cavity; a gap is reserved between the second die body and the first die body. The low-pressure casting die comprises an upper die and a split type bottom die with a cooling structure, a spoke forming cavity is formed between a first die body and the upper die, and a spoke and rim connecting area forming cavity is formed between a second die body and the upper die. The utility model provides a split type die block and low pressure casting mould with cooling structure has realized in the die block and has corresponded the isolation in part temperature field with the spoke, spoke and rim joining region.
Description
Technical Field
The utility model belongs to the technical field of the casting mould, more specifically say, relate to a split type die block and low pressure casting mould with cooling structure.
Background
When the aluminum alloy hub is subjected to low-pressure casting, the surface of the aluminum alloy is heated to generate thermal shrinkage, namely deformation, and bubbles are generated after the thermal shrinkage, so that finished products are scrapped. This situation causes great losses to the hub casting plant, seriously affecting the economic efficiency of the plant. In addition, the X-ray grade requirements of the blank spoke and the R angle are further improved by the current customers, so that the production quality of the hub needs to be further improved in a hub casting factory.
In the process of implementing the present invention, the inventor finds that there are at least the following problems in the prior art: the existing bottom die is of an integrally formed structure, the cooling point has a large influence on a peripheral temperature field, and the spoke, the spoke and the rim connecting area (namely the R angle) can influence each other in the cooling process, so that the temperature field inside a blank is unstable in the production process, the shrinkage porosity and the rejection rate are increased, and the influence on the sample feeding progress and the later-stage batch delivery are realized.
SUMMERY OF THE UTILITY MODEL
An object of the embodiment of the utility model is to provide a split type die block and low pressure casting mould with cooling structure, when aiming at solving and using present low pressure casting mould to make wheel hub, spoke and rim joining region (R angle department promptly) cooling process can influence each other, lead to the inside temperature field of blank unstable in the production process, cause the technical problem that the shrinkage porosity disability rate increases.
In one aspect, a low pressure casting mold of split bottom mold cooling design is provided, comprising: the first die body is used for being matched with the upper die to form a spoke forming cavity;
a first cooling system disposed within the first mold;
the second die body is sleeved outside the first die body; a gap is reserved between the second die body and the first die body; the second mold body is used for being matched with the upper mold to form a molding cavity of a connecting area of a spoke and a rim; and
a second cooling system disposed within the second mold.
As another embodiment of the present application, the second mold body is coupled to the first mold body by a tongue and groove.
As another embodiment of this application, the second die body includes the first portion, and set up in first portion below, with the second portion of connection can be dismantled to the first portion, the clearance is including being located the first portion with first thermal-insulated gap between the first die body, and be located the second portion with second thermal-insulated gap between the first die body, the width in second thermal-insulated gap is greater than the width in first thermal-insulated gap.
As another embodiment of the present application, the split bottom mold with the cooling structure further includes:
the bottom template is arranged at the bottom of the first die body; the second part is detachably arranged on the bottom template.
As another embodiment of the present application, the first mold body and the second portion are respectively connected to the first portion by bolts.
As another embodiment of the present application, a connection portion extending toward the first mold body is provided on an inner wall of the second portion, and the connection portion is connected to the first portion through a bolt.
As another embodiment of the present application, a first protrusion extending downward is disposed on the first portion, a supporting portion extending outward and used for supporting the first protrusion is disposed at the bottom of a sidewall of the first mold body, and the supporting portion is connected to the first protrusion through the bolt.
As another embodiment of the present application, a first insertion portion is disposed at a bottom of the first portion, and a second insertion portion for inserting and matching with the first insertion portion is disposed at a top of the second portion.
As another embodiment of the present application, the first insertion part is located at an outer edge of the first portion, and the second insertion part is located at an outer edge of the second portion; the first inserting part is a second protrusion extending downwards, and the second inserting part is a groove used for accommodating the second protrusion.
One of the above technical solutions has the following beneficial effects: compared with the prior art, the bottom die is changed into a split type structure from an integrally formed structure, the part (namely, the first die body) used for spoke forming in the bottom die and the part (namely, the second die body) used for spoke and rim connecting area forming are separately arranged, a gap is formed between the two parts, and meanwhile, the first cooling system and the second cooling system which are mutually independent are respectively arranged in the two parts. Realized like this in the die block with spoke correspondence portion, spoke and rim joining region correspond the isolation in partial temperature field to effectively reduced first cooling system and second cooling system and opened the back risk that the emergence influences each other between the two, guaranteed under the condition that the order solidifies, used the utility model discloses the off-the-shelf X light level that split type die block with cooling structure made satisfies the customer's demand.
In another aspect, there is provided a low pressure casting mold comprising:
an upper die, and
the split type bottom die with the cooling structure is characterized in that a spoke forming cavity is formed between the first die body and the upper die, and a spoke and rim connecting area forming cavity is formed between the second die body and the upper die.
One of the above technical solutions has the following beneficial effects: compared with the prior art, the split bottom die with the cooling structure has the advantages that the beneficial effects basically the same as those of the split bottom die are achieved, and the description is omitted.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural view of a split bottom mold with a cooling structure according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a split bottom mold with a cooling structure according to another embodiment of the present invention.
In the figure: 100. a first mold body; 200. a first cooling system; 300. a second mold body; 310. a first portion; 320. a second portion; 330. a first insertion part; 340. a second insertion part; 400. a second cooling system; 500. a bottom template; 600. a bolt; 700. a connecting portion; 800. a first protrusion; 900. a support portion.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 and fig. 2, a split bottom mold with a cooling structure according to an embodiment of the present invention will be described. The split bottom mold with the cooling structure includes a first mold body 100, a first cooling system 200 disposed in the first mold body 100, a second mold body 300 sleeved outside the first mold body 100, and a second cooling system 400 disposed in the second mold body 300.
The first mold body 100 is adapted to cooperate with the upper mold to form a spoke-forming cavity. There is a gap between the second body 300 and the first body 100. The second mold body 300 is used to form a spoke and rim connecting area forming cavity in cooperation with the upper mold.
When the split type bottom die is used, the bottom die in the low-pressure casting die is replaced by the split type bottom die with the cooling structure, so that a spoke forming cavity is formed between the upper surface of the first die body 100 and the lower surface of the upper die, and a forming cavity of a spoke and rim connecting area is formed between the upper surface of the second die body 300 and the lower surface of the upper die. During cooling, the first cooling system 200 and the second cooling system 400, or the second cooling system 400 and the first cooling system 200 are sequentially started as required.
The embodiment of the utility model provides a split type die block with cooling structure compares with prior art, has changed the die block into split type structure by the integrated into one piece structure, with be used for the fashioned part of spoke (being first die body 100) and be used for spoke and rim joining region fashioned part (being second die body 300) separately to set up in the die block to make gappedly between the two, set up mutually independent first cooling system 200 and second cooling system 400 respectively in both simultaneously. Realized like this in the die block with spoke correspondence portion, spoke and rim joining region correspond the isolation in partial temperature field to effectively reduced first cooling system 200 and second cooling system 400 and opened the back risk that takes place to influence each other between the two, guaranteed under the condition that the order solidifies, used the utility model discloses the off-the-shelf X light level that split type die block with cooling structure made satisfies the customer's demand.
The first cooling system 200 and the second cooling system 400 may be common water cooling systems, or may be other cooling systems that can achieve a cooling effect.
Referring to fig. 1 and 2 together, as an embodiment of the split bottom mold with a cooling structure provided in the present invention, the second mold body 300 includes a first portion 310, and a second portion 320 disposed below the first portion 310 and detachably connected to the first portion 310, the gap includes a first heat insulation gap between the first portion 310 and the first mold body 100, and a second heat insulation gap between the second portion 320 and the first mold body 100, and a width of the second heat insulation gap is greater than a width of the first heat insulation gap.
Under long-term use, the first half of the second mold body 300 is easily damaged, and the second mold body 300 adopts a split structure, so that after the damaged part (namely the first part 310) of the second mold body 300 is damaged, the whole second mold body 300 can be replaced without replacing the whole second mold body 300, and only the first part 310 is replaced, thereby effectively reducing the maintenance cost of the second mold body 300.
Specifically, the first portion 310 and the second portion 320 may be connected by a bolt 600, or may be inserted, as long as the above-described functions are achieved.
Referring to fig. 2, as a specific embodiment of the split bottom mold with a cooling structure provided in the present invention, the split bottom mold with a cooling structure further includes a bottom mold plate 500, the first mold body 100 and the second portion 320 are respectively disposed on the bottom mold plate 500, and the second portion 320 is detachably disposed on the bottom mold plate 500. When assembling the split bottom mold having the cooling structure, the first portion 310 and the second portion 320 may be assembled, and then the assembly of the first portion 310 and the second portion 320 is sleeved on the first mold 100, and then the second portion 320 is connected to the bottom mold 500.
Specifically, the second portion 320 may be coupled to the bottom mold plate 500 by bolts 600, or may be inserted into the bottom mold plate 500. During the use can be with second part 320 and bottom die plate 500 connecting bolt 600 position or grafting position as standard component, design alone when second die body 300 and the cooperation of second part 320 and be connected, can avoid the spoke position according to different product molding, stop the inconsistent influence to the temperature field of chill thickness to reach the more even controllable effect in temperature field.
Further, the first mold body 100 may be detachably connected to the bottom mold plate 500, so as to facilitate replacement of the damaged first mold body 100.
Referring to fig. 1 and 2, as an embodiment of the split bottom mold with a cooling structure of the present invention, the first portion 310 is connected to the first mold body 100 through a tongue and groove.
The first portion 310 is coupled to the first mold body 100 by means of a tongue and groove, so that when molten aluminum enters the first heat insulation gap, the inflow depth thereof is limited, thereby reducing the waste rate of raw materials in the production process.
Referring to fig. 1 and 2, as an embodiment of the split bottom mold with a cooling structure according to the present invention, the first mold body 100 and the second mold body 320 are respectively connected to the first mold body 310 by bolts 600.
The first mold body 100, the second mold body 300 and the second portion 320 are integrally connected by bolts 600, which facilitates movement and handling of the bottom mold.
Referring to fig. 1 and 2, as an embodiment of the split bottom mold with a cooling structure according to the present invention, a connection portion 700 extending toward the first mold 100 is disposed on an inner wall of the second portion 320, and the connection portion 700 is connected to the first portion 310 by a bolt 600.
The connection part 700 is arranged on the inner wall of the second part 320, so that the bolt 600 is positioned in the cavity surrounded by the second part 320, and the abutting of the side die and the bottom die is not influenced.
Further, the connecting portion 700 is integrally formed with the second portion 320, so that stability of the connection relationship between the two portions is ensured.
Referring to fig. 1 and 2, as an embodiment of the split bottom mold with a cooling structure provided in the present invention, a first protrusion 800 extending downward is disposed on the first portion 310, a supporting portion 900 extending outward and supporting the first protrusion 800 is disposed at the bottom of the sidewall of the first mold body 100, and the supporting portion 900 is connected to the first protrusion 800 through a bolt 600.
Further, the first protrusion 800 is integrally formed with the first portion 310, ensuring stability of the connection relationship therebetween. The support 900 is integrally formed with the first casing 100, so that the stability of the connection relationship between the two is ensured.
Referring to fig. 1 and fig. 2, as an embodiment of the split bottom mold with a cooling structure provided in the present invention, a first insertion portion 330 is disposed at the bottom of the first portion 310, and a second insertion portion 340 for inserting and matching with the first insertion portion 330 is disposed at the top of the second portion 320.
The arrangement of the first and second mating parts 330, 340 provides for a fixed position of the first and second parts 310, 320 relative to each other. When assembling the second module, the first part 310 and the second part 320 are fixed in relative position by the first inserting part 330 and the second inserting part 340, and then are connected by the bolt 600. This effectively ensures that the first part 310 and second part 320 combination meets the predetermined requirements.
Referring to fig. 1 and 2 together, as a specific embodiment of the split bottom mold with a cooling structure provided in the present invention, a first inserting portion 330 is located at an outer edge of the first portion 310, and a second inserting portion 340 is located at an outer edge of the second portion 320; the first mating part 330 is a second protrusion extending downward, and the second mating part 340 is a groove for receiving the second protrusion.
The first inserting-connecting part 330 and the second inserting-connecting part 340 are respectively positioned at the outer edge of the first part 310 and the outer edge of the second part 320, and tongue-and-groove structures are formed at the joint inlets of the first part 310 and the second part 320, so that the risk that aluminum liquid enters the joint between the first part 310 and the second part 320 through the joint inlet between the first part 310 and the second part 320 is effectively reduced, the waste rate of raw materials in the production process is further reduced, the risk that the first part 310 and the second part 320 are abraded is reduced, and the longer service life of the split bottom die with the cooling structure is ensured.
Further, the first insertion part 330 is integrally formed with the first part 310, so that the stability of the connection relationship between the two parts is ensured. The second plug part 340 is integrally formed with the second part 320, so that the stability of the connection relationship between the two parts is ensured.
The embodiment of the utility model provides a low pressure casting mould is still provided. The low-pressure casting die comprises an upper die and a split type bottom die with a cooling structure, a spoke forming cavity is formed between the first die body 100 and the upper die, and a spoke and rim connecting area forming cavity is formed between the second die body 300 and the upper die.
The embodiment of the utility model provides a low pressure casting mould has adopted the above-mentioned split type die block that has cooling structure, has realized rather than the same beneficial effect basically, no longer gives unnecessary details here.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. Split type die block with cooling structure, its characterized in that includes:
the first die body is used for being matched with the upper die to form a spoke forming cavity;
a first cooling system disposed within the first mold;
the second die body is sleeved outside the first die body; a gap is reserved between the second die body and the first die body; the second mold body is used for being matched with the upper mold to form a molding cavity of a connecting area of a spoke and a rim; and
a second cooling system disposed within the second mold.
2. The split bottom mold with a cooling structure according to claim 1, wherein: the second die body is connected with the first die body through a tongue-and-groove.
3. The split bottom mold with a cooling structure according to claim 1 or 2, wherein: the second die body comprises a first portion and a second portion, the second portion is arranged below the first portion and detachably connected with the first portion, the gap comprises a first heat insulation gap located between the first portion and the first die body and a second heat insulation gap located between the second portion and the first die body, and the width of the second heat insulation gap is larger than that of the first heat insulation gap.
4. The split bottom mold with a cooling structure according to claim 3, further comprising:
the bottom template is arranged at the bottom of the first die body; the second part is detachably arranged on the bottom template.
5. The split bottom mold with a cooling structure according to claim 3, wherein: the first mold body and the second portion are connected to the first portion by bolts, respectively.
6. The split bottom mold with a cooling structure according to claim 5, wherein: and a connecting part extending towards the first die body is arranged on the inner wall of the second part, and the connecting part is connected with the first part through a bolt.
7. The split bottom mold with a cooling structure according to claim 5, wherein: the first part is provided with a first protrusion extending downwards, the bottom of the side wall of the first mold body is provided with a supporting part extending outwards and used for supporting the first protrusion, and the supporting part is connected with the first protrusion through the bolt.
8. The split bottom mold with a cooling structure according to claim 7, wherein: the bottom of the first part is provided with a first insertion part, and the top of the second part is provided with a second insertion part which is used for being in insertion fit with the first insertion part.
9. The split bottom mold with a cooling structure according to claim 8, wherein: the first plug part is positioned at the outer edge of the first part, and the second plug part is positioned at the outer edge of the second part; the first inserting part is a second protrusion extending downwards, and the second inserting part is a groove used for accommodating the second protrusion.
10. A low pressure casting mold, comprising:
an upper die, and
the split bottom mold with a cooling structure according to any one of claims 1 to 9, wherein a spoke forming cavity is formed between the first mold body and the upper mold, and a spoke and rim connecting area forming cavity is formed between the second mold body and the upper mold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020055100.5U CN211888956U (en) | 2020-01-10 | 2020-01-10 | Split type die block with cooling structure and low-pressure casting die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020055100.5U CN211888956U (en) | 2020-01-10 | 2020-01-10 | Split type die block with cooling structure and low-pressure casting die |
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| CN211888956U true CN211888956U (en) | 2020-11-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020055100.5U Active CN211888956U (en) | 2020-01-10 | 2020-01-10 | Split type die block with cooling structure and low-pressure casting die |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116079033A (en) * | 2023-04-06 | 2023-05-09 | 秦皇岛兴龙轮毂有限公司 | Point-cooling type compact full-water-cooling split bottom die structure |
-
2020
- 2020-01-10 CN CN202020055100.5U patent/CN211888956U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116079033A (en) * | 2023-04-06 | 2023-05-09 | 秦皇岛兴龙轮毂有限公司 | Point-cooling type compact full-water-cooling split bottom die structure |
| CN116079033B (en) * | 2023-04-06 | 2023-06-30 | 秦皇岛兴龙轮毂有限公司 | Point-cooling type compact full-water-cooling split bottom die structure |
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Effective date of registration: 20240902 Address after: 071000 No.356, Fazhan West Road, Qingyuan District, Baoding City, Hebei Province Patentee after: Baoding Lizhong Precision Mold Technology Co.,Ltd. Country or region after: China Address before: 071000 no.948, East Qiyi Road, Lianchi District, Baoding City, Hebei Province Patentee before: BAODING LIZHONG WHEEL MANUFACTURING Co.,Ltd. Country or region before: China |