CN215657753U - Mold core structure with double-boss structure - Google Patents
Mold core structure with double-boss structure Download PDFInfo
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- CN215657753U CN215657753U CN202120506118.7U CN202120506118U CN215657753U CN 215657753 U CN215657753 U CN 215657753U CN 202120506118 U CN202120506118 U CN 202120506118U CN 215657753 U CN215657753 U CN 215657753U
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- boss
- core
- mold core
- rear portion
- core structure
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Abstract
The utility model relates to a mold core structure with a double-boss structure, which comprises a mold core seat, a front boss and a rear boss, wherein a sprue spreader is arranged in the middle of the front side of the mold core seat, the front part and the rear part of the upper end surface of the mold core seat are respectively provided with the front boss and the rear boss, two sides of the front boss are provided with butt joint lug forming cavities, the upper part of the sprue spreader is provided with a branched runner extending to the periphery of the front side of the front boss, the rear part of the left side of the mold core seat is provided with a left loose core horizontally inserted into the left side of the rear boss, and the middle part of the right side of the mold core seat is provided with an inclined loose core obliquely extending to the right side of the rear boss. The utility model has the characteristics of improving the production efficiency of products, reducing the production cost, ensuring the product quality and the like.
Description
Technical Field
The utility model relates to the technical field of die-casting die cores, in particular to a die core structure with a double-boss structure.
Background
When producing aluminum alloy lid, need set up two butt joint holes as the installation butt joint usually and connect the hole, under general condition, through lid die-casting shaping back, carry out hole site processing to the lid through numerical control equipment such as milling machine, this technological mode influences machining efficiency greatly, has also increased manufacturing cost simultaneously, in order to solve above-mentioned problem, designs a new mold core structure very necessary.
Disclosure of Invention
The technical problem to be solved by the utility model is to provide a mold core structure with a double-boss structure, which has the characteristics of improving the production efficiency of products, reducing the production cost, ensuring the product quality and the like.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a mold core structure with two boss structures, includes mold core seat, preceding boss and rear portion boss, mold core seat front side middle part be provided with the spreader cone, mold core seat up end front portion and rear portion be provided with preceding boss and rear portion boss respectively, preceding boss both sides be provided with and to connect the lug shaping chamber, spreader cone upper portion be provided with the branching runner that extends to preceding boss front side border department, mold core seat left side rear portion be provided with the level and insert the left side of rear portion boss and loose core, mold core seat right side middle part be provided with and be the slope and extend to the oblique core of loosing on rear portion boss right side.
As a supplement to the technical scheme, a columnar bulge is vertically arranged between the front boss and the rear boss, and an inner groove is formed in the middle of the upper end face of the columnar bulge.
As a supplement to the technical scheme, a hole position bolt is arranged at one end of the butt joint lug forming cavity close to the front boss.
As a supplement to the technical scheme, the front part and the rear part of the upper end surface of the front boss are provided with first slag ladle grooves.
As a supplement to the technical scheme, a circle of second slag ladle groove is arranged at the mold core seat of the outer ring of the rear boss.
As a supplement to the technical scheme, the two sides of the front boss are provided with third slag ladle grooves communicated with the butt joint lug forming cavity.
As a supplement to the technical scheme, a ring of ejection holes are formed in the edge of the upper end of the rear boss.
As a supplement to the technical scheme, a forming column is arranged at the position, close to the inclined core pulling part, of the rear boss.
Has the advantages that: the utility model relates to a mold core structure with a double-boss structure, which ensures that two hole sites of a cover body can be molded by arranging a front boss and a rear boss, so that the hole sites do not need to be integrally cut when a product is finely processed, the production efficiency is greatly improved, the production cost is reduced, and meanwhile, by arranging a second slag ladle groove surrounding the rear boss, the shrinkage cavity does not appear at the transition edge of the hole sites at the rear part of the cover body, and the product quality is ensured. The utility model has the characteristics of improving the production efficiency of products, reducing the production cost, ensuring the product quality and the like.
Drawings
FIG. 1 is a structural view of the present invention;
fig. 2 is a top view of the present invention.
The figure is as follows: 1. the mold core seat comprises a mold core seat, 2, a front boss, 3, a rear boss, 4, a spreader cone, 5, a butt joint lug forming cavity, 6, an inclined core pulling, 7, a left core pulling, 8, a second slag ladle groove section, 9, a third slag ladle groove, 10, a first slag ladle groove, 11, an ejection hole, 12, a columnar protrusion, 13, an inner groove, 14, a hole position bolt, 15, a forked flow passage, 16 and a forming column.
Detailed Description
The utility model will be further illustrated 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. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and such equivalents may fall within the scope of the present invention as defined in the appended claims.
This technical scheme a concrete implementation mode of mold core structure with two boss structures, its concrete implementation mode is shown in fig. 1-2, including mold core seat 1, preceding boss 2 and rear portion boss 3, 1 front side middle part of mold core seat be provided with spreader cone 4, 1 up end front portion of mold core seat and rear portion be provided with preceding boss 2 and rear portion boss 3 respectively, 2 both sides of preceding boss be provided with butt joint ear shaping chamber 5, 4 upper portions of spreader cone be provided with the branching runner 15 that extends to 2 front side border departments of preceding boss, 1 left side rear portion of mold core seat be provided with the level and insert the left 7 of loosing core of 3 left sides of rear portion boss, 1 right side middle part of mold core seat be provided with and be the slope 6 of loosing core that extends to the right side of rear portion boss 3 that inclines.
Among this technical scheme, through boss 2 and rear portion boss 3 before setting up for two butt joint hole sites of lid can the shaping, have avoided digging the hole operation to the lid in the original technology, improve the production efficiency of product greatly, reduce the manufacturing cost of product, simultaneously through setting up branching runner 15, make aluminium liquid can be smooth and quick flow to boss 2 and rear portion boss 3 before, ensure that the gas can not appear rolling up the phenomenon, ensure lid product quality.
As a supplement to the technical scheme, a columnar bulge 12 is vertically arranged between the front boss 2 and the rear boss 3, and an inner groove 13 is formed in the middle of the upper end face of the columnar bulge 12.
Through setting up column arch 12, ensure to form an interior concave surface on the inside terminal surface of lid, can match each other with the strengthening rib of this portion, improve product strength.
As a supplement to the technical scheme, a hole position bolt 14 is arranged at one end of the butt joint lug forming cavity 5 close to the front boss 2.
As a supplement to the technical scheme, the front and rear parts of the upper end surface of the front boss 2 are provided with the first slag ladle grooves 10, and the edge quality of the butt joint hole formed by the front boss 2 is improved by arranging the first slag ladle grooves 10, so that the occurrence of a shrinkage cavity is avoided.
As a supplement to the technical scheme, a circle of second slag ladle groove 8 is arranged at the mold core seat 1 of the outer ring of the rear boss 3, so that the quality of the rear boss 3 is ensured, and the occurrence of a gas shrinkage cavity is avoided.
As a supplement to the technical scheme, the two sides of the front boss 2 are provided with third slag ladle grooves 9 communicated with the butt joint lug forming cavity 5, so that the structural quality of the butt joint lug of the product is improved.
As a supplement to the present technical solution, a ring of ejection holes 11 is provided at the edge of the upper end of the rear boss 3.
As a supplement to the technical scheme, a forming column 16 is arranged at the position of the rear boss 3 close to the inclined core pulling 6.
The embodiments described herein are merely illustrative of the spirit of the utility model and various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope and spirit of the utility model as defined by the claims.
Claims (8)
1. A mold core structure with a double-boss structure is characterized in that: including die core seat (1), preceding boss (2) and rear portion boss (3), die core seat (1) front side middle part be provided with reposition of redundant personnel awl (4), die core seat (1) up end front portion and rear portion be provided with preceding boss (2) and rear portion boss (3) respectively, preceding boss (2) both sides be provided with butt joint ear molding cavity (5), reposition of redundant personnel awl (4) upper portion be provided with and extend to fork runner (15) of boss (2) front side border department before, die core seat (1) left side rear portion be provided with the level and insert left core (7) of loosing core of rear portion boss (3), die core seat (1) right side middle part be provided with and be the slope and extend to oblique core (6) of loosing core on rear portion boss (3) right side.
2. The core structure of claim 1, wherein: the front boss (2) and the rear boss (3) are vertically provided with columnar protrusions (12) therebetween, and the middle of the upper end face of each columnar protrusion (12) is provided with an inner groove (13).
3. The core structure of claim 1, wherein: and a hole position bolt (14) is arranged at one end of the butt joint lug forming cavity (5) close to the front boss (2).
4. The core structure of claim 1, wherein: the front and rear parts of the upper end surface of the front boss (2) are provided with first slag ladle grooves (10).
5. The core structure of claim 1, wherein: and a circle of second slag ladle groove (8) is arranged at the die core seat (1) of the outer ring of the rear boss (3).
6. The core structure of claim 1, wherein: and third slag ladle grooves (9) communicated with the butt joint lug forming cavities (5) are formed in two sides of the front boss (2).
7. The core structure of claim 1, wherein: and a ring of ejection holes (11) are formed in the upper end edge of the rear boss (3).
8. The core structure of claim 1, wherein: and a forming column (16) is arranged at the position, close to the inclined core-pulling body (6), of the rear boss (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120506118.7U CN215657753U (en) | 2021-03-10 | 2021-03-10 | Mold core structure with double-boss structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120506118.7U CN215657753U (en) | 2021-03-10 | 2021-03-10 | Mold core structure with double-boss structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215657753U true CN215657753U (en) | 2022-01-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120506118.7U Active CN215657753U (en) | 2021-03-10 | 2021-03-10 | Mold core structure with double-boss structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215657753U (en) |
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2021
- 2021-03-10 CN CN202120506118.7U patent/CN215657753U/en active Active
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