CN213794136U

CN213794136U - Curved runner structure of die casting die

Info

Publication number: CN213794136U
Application number: CN202021817123.1U
Authority: CN
Inventors: 褚三育
Original assignee: Ninghai Saiyue Metal Products Co ltd
Current assignee: Ninghai Saiyue Metal Products Co ltd
Priority date: 2020-08-27
Filing date: 2020-08-27
Publication date: 2021-07-27
Anticipated expiration: 2030-08-27

Abstract

The utility model discloses a curved runner structure of a die casting die, which comprises a feeding runner, wherein the feeding runner vertically extends downwards and forms a first main runner and a second main runner respectively, and the forming of 2 bilateral symmetry thin-wall castings can be simultaneously satisfied; a first main pouring channel and a second main pouring channel are respectively and integrally arranged on the first main flow channel and the second main flow channel and connected with the outer side walls of the 2 thin-wall castings, and a first branch flow channel and a second branch flow channel are respectively arranged at the tops of the 2 thin-wall castings, the first flow channel and the second main flow channel; the first branch runner and the second branch runner are respectively and integrally provided with a first branch pouring channel and a second branch pouring channel at the connection positions of the first branch runner and the second branch runner and the tops of the 2 thin-wall castings; the utility model discloses a thereby 2 the top of foundry goods sets up first minute runner and second respectively and divides the runner to make 2 foundry goods top feeding fill smoothly and avoid filling discontented and the phenomenon that the bubble appears.

Description

Curved runner structure of die casting die

Technical Field

The utility model relates to a die casting die's technical field, concretely relates to die casting die's curved runner structure.

Background

The die-casting die is widely used in the production and the manufacture of automobile parts, and plays an important role in determining the shape and the size precision of a casting in the die-casting production process; in particular, the arrangement of the determined gate system, particularly the gate position and the runner determines the filling condition of the molten metal, and directly influences the molding quality of the casting; particularly, the problems that the top of a thin wall and the bone positions of the thin wall are not filled fully and bubbles are easy to occur when the automobile part which is formed by a plurality of long and deep thin walls as shown in fig. 1 is formed are solved, and the phenomenon of not filled fully is easy to occur when castings which are symmetrical left and right are formed simultaneously.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving current runner arrangement structure and appearing the foundry goods and filling not full and appear the bubble and lead to the condemned technical problem of spare part in the darker and longer foundry goods of thin wall, provide one kind and have curved arrangement structure can make longer darker thin wall spare all fill out a die casting die's that is full of and bubble-free curved runner structure.

The utility model provides a technical scheme that above-mentioned problem adopted does: a curved runner structure of a die-casting die comprises a feeding runner, wherein the feeding runner vertically extends downwards and respectively forms a first main runner and a second main runner, and the forming of 2 bilaterally symmetrical thin-wall castings can be simultaneously met; a first main pouring channel and a second main pouring channel are respectively and integrally arranged on the first main flow channel and the second main flow channel and connected with the outer side walls of the 2 thin-wall castings, and a first branch flow channel and a second branch flow channel are respectively arranged at the tops of the 2 thin-wall castings, the first flow channel and the second main flow channel; the first branch runner and the second branch runner are respectively and integrally provided with a first branch pouring channel and a second branch pouring channel at the connection positions of the first branch runner and the second branch runner and the tops of the 2 thin-wall castings; the utility model discloses a thereby 2 the top of foundry goods sets up first minute runner and second respectively and divides the runner to make 2 foundry goods top feeding fill smoothly and avoid filling discontented and the phenomenon that the bubble appears.

Preferably, the first branch flow channel and the second branch flow channel are the same in structure and are symmetrically arranged, and the first branch flow channel and the second branch flow channel are of curve structures, so that the performance of buffering flow and enhancing filling during metal fluid injection can be given, and the top and the bone position of the thin-wall casting can be filled to avoid bubbles.

Preferably, a first overflow channel and a second overflow channel are arranged between the tail ends of the first main flow channel and the second main flow channel, a slag ladle used for exhausting and overflowing is connected between the first overflow channel and the second overflow channel, and therefore air pockets in the first main flow channel, the second main flow channel, the first branch flow channel and the second branch flow channel are favorably discharged, and air holes are avoided during filling.

Preferably, the first main pouring channel and the second main pouring channel are respectively arranged along the outer side walls of the 2 thin-wall castings, and the pouring area is increased to ensure that the filling castings are filled.

Preferably, the inner sides of the first main flow passage and the second main flow passage are respectively provided with 2 bosses for ejecting the ejector rod, and the exhaust function can be achieved.

The utility model discloses compare with prior art owing to adopted above-mentioned technical scheme, the utility model discloses a benefit is: the runner is arranged in a manner that 2 first branch runners and second branch runners of a curve structure are respectively arranged at the tops of the castings, so that feeding and filling at the tops of the 2 castings are smooth, and meanwhile, the first main runner and the second main runner are arranged along the outer side walls of the 2 castings, so that the phenomenon that filling is not full and bubbles are generated is avoided greatly.

Drawings

FIG. 1 is a schematic perspective view of a thin-walled casting;

fig. 2 is a schematic perspective view of a curved runner structure of the die casting mold of the present invention;

FIG. 3 is a schematic view of the three-dimensional structure of the curved runner and thin-wall casting according to the present invention;

shown in the figure: 1. the casting device comprises a first main runner, a first branch runner, a first overflow channel, a second main runner, a second branch runner, a second overflow channel, a feeding runner, a slag ladle, a boss, a casting, 5, a thin-wall bone position 51 and a casting top 52.

Detailed Description

The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

The embodiment is as follows: a curved runner structure of a die-casting die, please refer to fig. 2 and fig. 3, it includes a curved runner structure of a die-casting die, including the feed runner 3, the said feed runner 3 extends vertically downward and forms the first main runner 1 and the second main runner 2 separately, can meet the forming of 2 bilateral symmetry thin-walled castings 5 at the same time; a first main pouring channel 1a and a second main pouring channel 2a are respectively and integrally arranged on the first main flow channel 1 and the second main flow channel 2 at the connection positions with the outer side walls of the 2 thin-wall castings 5, and a first branch flow channel 10 and a second branch flow channel 20 are respectively arranged at the tops of the 2 thin-wall castings 5 and the first main flow channel 1 and the second main flow channel 2; the first branch runner 10 and the second branch runner 20 are respectively and integrally provided with a first branch pouring channel 1b and a second branch pouring channel 2b at the connection part with the tops of the 2 thin-wall castings 5; the utility model respectively arranges the first branch flow channel 10 and the second branch flow channel 20 at the top of 2 castings 5, thereby leading the top feeding and filling of 2 castings 5 to be smooth and avoiding the phenomena of underfilling and bubbles; furthermore, the first sub-runner 10 and the second sub-runner 20 are the same in structure and are symmetrically arranged, and the first sub-runner 20 and the second sub-runner 20 are curved structures, so that the buffering flow during the injection of the metal fluid can be provided to enhance the filling performance, so that the top and the bone position of the thin-wall casting 5 can be filled up to avoid bubbles, a first overflow channel 1c and a second overflow channel 2c are arranged between the tail ends of the first main runner 1 and the second main runner 2, and a slag ladle 4 for exhausting and overflowing is connected between the first overflow channel 1c and the second overflow channel 2c, so that the pocket air in the first main runner 1, the second main runner 2, the first sub-runner 10 and the second sub-runner 20 can be exhausted to avoid air holes during filling; the first main pouring gate 1a and the second main pouring gate 2a are respectively arranged along the outer side walls of the 2 thin-wall castings 5, the pouring area is increased to ensure that the filling castings 5 are filled, and the inner sides of the first main flow passage 1 and the second main flow passage 2 are respectively provided with 2 bosses 4a for ejecting ejector rods, so that the exhaust effect can be achieved.

The utility model discloses a theory of operation lies in: referring to fig. 3, a metal solution enters a first main flow channel and a second main flow channel from a feeding flow channel simultaneously, enters a cavity of a mold through a first main pouring gate and a second main pouring gate respectively for molding, enters a first branch flow channel and a second branch flow channel of a curve structure from the feeding flow channel, enters the cavity of the mold through the first branch flow channel and the second branch flow channel for molding, so that the top feeding and filling of 2 thin-wall castings are smooth, and the first main flow channel and the second main flow channel are arranged along the outer side walls of the 2 castings, so that the feeding surface is larger, and the phenomena of incomplete filling and bubbles are avoided; and a slag ladle 4 used for exhausting and overflowing is connected between the first overflow channel 1c and the second overflow channel 2c, pocket air generated in the first main channel 1, the second main channel 2, the first branch channel 10 and the second branch channel 20 is discharged, so that air holes generated in the thin-wall casting are avoided, furthermore, 2 bosses 4a are respectively arranged on the inner sides of the first main channel 1 and the second main channel 2 and used for ejecting the ejector rods, and the exhausting effect can also be achieved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a die casting die's curved runner structure which characterized in that: the casting forming device comprises a feeding runner (3), wherein the feeding runner (3) vertically extends downwards and respectively forms a first main runner (1) and a second main runner (2), and the forming of 2 bilaterally symmetrical thin-wall castings (5) can be simultaneously met; a first main pouring channel (1 a) and a second main pouring channel (2 a) are respectively and integrally arranged on the first main flow channel (1) and the second main flow channel (2) and connected with the outer side walls of the 2 thin-wall castings (5), and a first branch flow channel (10) and a second branch flow channel (20) are respectively arranged on the top of the 2 thin-wall castings (5) and the first main flow channel (1) and the top of the second main flow channel (2); the first branch runner (10) and the second branch runner (20) are respectively and integrally provided with a first branch pouring channel (1 b) and a second branch pouring channel (2 b) at the connection part of the top parts of the 2 thin-wall castings (5).

2. The curvilinear flow path structure of a die casting mold as claimed in claim 1, wherein: the first flow dividing channel (10) and the second flow dividing channel (20) are same in structure and are symmetrically arranged, and the first flow dividing channel and the second flow dividing channel (20) are of curved structures.

3. The curvilinear flow path structure of a die casting mold as claimed in claim 2, wherein: a first overflow channel (1 c) and a second overflow channel (2 c) are arranged between the tail ends of the first main flow channel (1) and the second main flow channel (2), and a slag ladle (4) used for exhausting and overflowing is connected between the first overflow channel (1 c) and the second overflow channel (2 c).

4. The curvilinear flow path structure of a die casting mold as claimed in claim 3, wherein: the first main pouring channel (1 a) and the second main pouring channel (2 a) are respectively arranged along the outer side wall of 2 thin-wall castings (5).

5. The curved runner structure of a die casting mold as claimed in any one of claims 1 to 4, wherein: the inner sides of the first main flow channel (1) and the second main flow channel (2) are respectively provided with 2 bosses (4 a).