CN215033494U - Die-casting mold core structure of tee bend cylinder body - Google Patents
Die-casting mold core structure of tee bend cylinder body Download PDFInfo
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- CN215033494U CN215033494U CN202120911407.5U CN202120911407U CN215033494U CN 215033494 U CN215033494 U CN 215033494U CN 202120911407 U CN202120911407 U CN 202120911407U CN 215033494 U CN215033494 U CN 215033494U
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Abstract
The utility model relates to a die-casting mold core structure of tee bend cylinder body, including die holder, lower mould core and spreader cone, die holder up end middle part embedding install down the mold core, die core middle part is provided with the boss post down, die holder up end rear portion be provided with the opening spreader cone forward, die holder up end left part and right part do not install left side structure of loosing core and the right side structure of loosing core, die holder up end front portion loose core before being provided with, left side structure of loosing core and the butt joint of right side structure of loosing core, lower mould core up end rear portion be provided with the sprue that extends towards the left part, the one end of sprue and the exit linkage of spreader cone, the other end round the right rear side of boss post. The utility model has the characteristics of improve product quality, avoid the gas shrinkage cavity problem that inside amasss heat and cause, ensure inside steam discharge etc.
Description
Technical Field
The utility model relates to a die casting mould core technical field especially relates to a die casting mold core structure of tee bend cylinder body.
Background
Tee bend cylinder body is in process of production, because the cylinder body structure need set up the through-hole of butt joint, so whole mould needs a plurality of structures of loosing core to be used for supplementary hole site shaping, but should arrange and can cause new problem, be exactly the product can produce the unable exhaust problem of local accumulated heat, in order to solve above-mentioned problem, need set up new exhaust system and runner structure and assist.
Disclosure of Invention
The utility model aims to solve the technical problem that a die-casting mold core structure of tee bend cylinder body is provided, have the gas shrinkage cavity problem that improves product quality, avoids inside amasss heat to cause, ensure characteristics such as inside steam discharge.
The utility model provides a technical scheme that its technical problem adopted is: provides a die-casting die core structure of a three-way cylinder body, which comprises a lower die base, a lower die core and a spreader cone, wherein the lower die core is embedded and installed in the middle of the upper end surface of the lower die base, a boss column is arranged in the middle of the lower die core, the rear part of the upper end surface of the lower die base is provided with a spreader cone with a forward opening, the left part and the right part of the upper end surface of the lower die base are respectively provided with a left core pulling structure and a right core pulling structure, the front part of the upper end surface of the lower die holder is provided with a front core-pulling structure, the left core-pulling structure is butted with the right core-pulling structure, a main runner extending towards the left part is arranged at the rear part of the upper end surface of the lower die core, one end of the main runner is connected with an outlet of the sprue spreader, the other end of the main runner surrounds the right rear side of the boss column, and a flow channel joint butted with the main flow channel is arranged on the right rear side of the boss column from the lower part of the right core pulling structure along the right front part of the upper end surface of the lower die core.
As a supplement to the technical scheme, the front side of the boss column of the lower die core is provided with a transverse arc-shaped forming groove.
As a supplement to the technical scheme, the left side of the arc-shaped forming groove is provided with a plurality of exhaust slag ladle grooves, and the left rear side of the boss column is also provided with the exhaust slag ladle grooves.
As a supplement to the technical scheme, the rear part of the left side of the lower die core is provided with an exhaust block, and a guide groove is arranged between the exhaust block and the exhaust slag ladle groove.
As a supplement to the technical scheme, the left rear part of the upper end surface of the lower die holder is provided with a positioning column.
Has the advantages that: the utility model relates to a die-casting mold core structure of tee bend cylinder body, specific beneficial effect as follows:
(1) in the technical scheme, the main runner is arranged to be of a strip-shaped structure surrounding the right side and the rear part of the product, so that core pulling for product forming can be effectively avoided, the structure of the mold is more compact, the internal space of the mold is saved, meanwhile, the exhaust slag ladle groove and the exhaust block which are positioned on the left side of the product are arranged, accumulated heat in the product is exhausted, the product is prevented from having a shrinkage cavity, and the product quality is ensured;
(2) the left core pulling structure and the right core pulling structure are arranged to be in butt joint, so that the inner through hole of the product can be formed, the completeness of the product is ensured, and the boss column is arranged to form the inner hole position of the three-way cylinder body.
Drawings
Fig. 1 is a top view of the present invention;
FIG. 2 is a top view of the present invention with the left and right loose cores removed;
fig. 3 is a structural view of the present invention with the product removed.
The figure is as follows: 1. the mold comprises a lower mold base, 2, a lower mold core, 3, a spreader cone, 4, a main runner, 5, a product, 6, a left core-pulling structure, 7, a right core-pulling structure, 8, a front core-pulling structure, 9, an exhaust block, 10, a runner node, 11, a guide groove, 12, a positioning column, 13, an arc-shaped forming groove, 14, an exhaust slag ladle groove, 15 and a boss column.
Detailed Description
The present invention will be further described with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.
The embodiment of the utility model relates to a die-casting mold core structure of a three-way cylinder body, as shown in figures 1-3, comprising a lower mold base 1, a lower mold core 2 and a spreader cone 3, wherein the lower mold core 2 is embedded and installed in the middle of the upper end surface of the lower mold base 1, a boss column 15 is arranged in the middle of the lower mold core 2, the spreader cone 3 with a forward opening is arranged at the rear part of the upper end surface of the lower mold base 1, a left core-pulling structure 6 and a right core-pulling structure 7 are respectively installed at the left part and the right part of the upper end surface of the lower mold base 1, a front core-pulling structure 8 is arranged at the front part of the upper end surface of the lower mold base 1, the left core-pulling structure 6 is butted with the right core-pulling structure 7, a main runner 4 extending towards the left part is arranged at the rear part of the upper end surface of the lower mold core 2, one end of the main runner 4 is connected with an outlet of the spreader cone 3, the other end surrounds the right rear side of the boss column 15, and is arranged along the right front part of the upper end surface of the lower mold core-pulling structure 7, and a runner joint 10 butted with the main runner 4 is arranged at the right rear side of the boss column 15.
Among this technical scheme, be the left side structure of loosing core 6 and the right side structure of loosing core 7 that the butt joint was arranged through the setting, ensure that the anterior horizontal through-hole of product 5 can be the shaping, ensure that the product is complete, simultaneously through setting up sprue 4, make sprue 4 can be used for filling the die cavity with aluminium liquid from the complete introduction of right back, form product 5, make aluminium liquid get into fast, and get rid of accumulated heat from the opposite side completely, ensure that the product can not appear the gas shrinkage cavity problem, ensure product quality.
As a supplement to the technical scheme, the front side of the boss column 15 of the lower die core 2 is provided with a transverse arc-shaped forming groove 13, and the structural integrity of the front part of the product is ensured by arranging the arc-shaped forming groove 13.
As a supplement to the technical scheme, the left side of the arc-shaped forming groove 13 is provided with a plurality of exhaust slag ladle grooves 14, the left rear side of the boss column 15 is also provided with the exhaust slag ladle grooves 14, and accumulated heat is conveniently discharged through the exhaust slag ladle grooves 14.
As a supplement to the technical scheme, the rear part of the left side of the lower mold core 2 is provided with an exhaust block 9, and a guide groove 11 is arranged between the exhaust block 9 and an exhaust cinder ladle groove 14.
As a supplement to the technical scheme, the left rear part of the upper end surface of the lower die holder 1 is provided with a positioning column 12, and the positioning column 12 is arranged, so that the accuracy of upper and lower die closing is ensured.
Claims (5)
1. The utility model provides a die-casting mold core structure of tee bend cylinder body which characterized in that: the mold comprises a lower die holder (1), a lower die core (2) and a spreader cone (3), wherein the lower die core (2) is embedded in the middle of the upper end face of the lower die holder (1), a boss column (15) is arranged in the middle of the lower die core (2), the spreader cone (3) with a forward opening is arranged at the rear part of the upper end face of the lower die holder (1), a left core pulling structure (6) and a right core pulling structure (7) are respectively arranged at the left part and the right part of the upper end face of the lower die holder (1), a front core pulling structure (8) is arranged at the front part of the upper end face of the lower die holder (1), the left core pulling structure (6) is in butt joint with the right core pulling structure (7), a main runner (4) extending towards the left part is arranged at the rear part of the upper end face of the lower die core (2), one end of the main runner (4) is connected with an outlet of the spreader cone (3), the other end of the main runner surrounds the right rear side of the boss column (15), and extends from the lower part of the right core pulling structure (7) to the right front part of the upper end face of the lower die core pulling structure (2), and a runner joint (10) butted with the main runner (4) is arranged on the right rear side of the boss column (15).
2. The die-casting die core structure of the three-way cylinder body according to claim 1, characterized in that: and a transverse arc-shaped forming groove (13) is formed in the front side of the boss column (15) of the lower die core (2).
3. The die-casting die core structure of the three-way cylinder body according to claim 2, characterized in that: the left side of arc shaping groove (13) be provided with a plurality of exhaust cinder ladle grooves (14), boss post (15) left rear side also be provided with exhaust cinder ladle groove (14).
4. The die-casting die core structure of the three-way cylinder body according to claim 3, characterized in that: the rear part of the left side of the lower mold core (2) is provided with an exhaust block (9), and a guide groove (11) is arranged between the exhaust block (9) and an exhaust slag ladle groove (14).
5. The die-casting die core structure of the three-way cylinder body according to claim 1, characterized in that: and a positioning column (12) is arranged at the left rear part of the upper end surface of the lower die holder (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120911407.5U CN215033494U (en) | 2021-04-29 | 2021-04-29 | Die-casting mold core structure of tee bend cylinder body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120911407.5U CN215033494U (en) | 2021-04-29 | 2021-04-29 | Die-casting mold core structure of tee bend cylinder body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215033494U true CN215033494U (en) | 2021-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120911407.5U Active CN215033494U (en) | 2021-04-29 | 2021-04-29 | Die-casting mold core structure of tee bend cylinder body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215033494U (en) |
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2021
- 2021-04-29 CN CN202120911407.5U patent/CN215033494U/en active Active
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