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CN-224210419-U - Mould structure adopting deep type glue port

CN224210419UCN 224210419 UCN224210419 UCN 224210419UCN-224210419-U

Abstract

The utility model relates to the technical field of dies and discloses a die structure adopting a deep-type glue port, which comprises a die main body, wherein a main runner is formed in the die main body, and a branched runner is communicated with the transverse runner. According to the utility model, after the main runner is arranged, the vertical runner is communicated at the front and rear positions of the main runner, the transverse runner is communicated at the transverse position of the main runner, the first glue port, the third glue port and the second glue port are respectively arranged at the bottom positions of the first sinking groove, the second sinking groove and the third sinking groove, so that excessive accumulation of materials at a water port part is avoided, the waste of materials is reduced, the size of the water port is reduced, molten plastics can quickly and uniformly flow into a die cavity in the injection molding process, meanwhile, the material consumption of the water port part is reduced, and the smooth flow of plastic melt is ensured by reasonably arranging the diameter, the length and the shape of the runners under the addition of the transverse runner and the vertical runner, and meanwhile, the waste of materials in the water port area is reduced to the greatest extent.

Inventors

  • ZHANG YUANKE
  • LIN JIALIANG
  • LI MENG
  • Zeng Qiuna
  • LONG SHI
  • Yi Mingxiu
  • CHEN SHUYU
  • KE CHENGLI
  • ZHANG ZHIXIAO

Assignees

  • 河源市山德实业有限公司

Dates

Publication Date
20260508
Application Date
20250526

Claims (8)

  1. 1. A mold structure adopting deep glue openings comprises a mold main body (1) and is characterized in that a main runner (2) is formed in the mold main body (1), a vertical runner (10) is communicated with the middle position of the main runner (2) in the front-back direction, a transverse runner (8) is communicated with the middle position of the main runner (2), a first sinking groove (3) is formed in the vertical runner (10), a first glue opening (13) is connected to the bottom of the first sinking groove (3), third sinking grooves (7) are formed in the positions of the two sides in the main runner (2), a second glue opening (14) is connected to the bottom of the third sinking groove (7), a second sinking groove (4) is formed in the main runner (2), a third glue opening (15) is connected to the bottom of the second sinking groove (4), a heat conducting layer (16) is arranged on the bottom surface of the main runner (2), a bifurcation (9) is communicated with the transverse runner (8), and heating resistors (22) are arranged on the positions of the two sides of the first sinking groove (3).
  2. 2. The die structure as claimed in claim 1, wherein the four corner positions of the die body (1) are fixed with protective sleeves (5), and the protective sleeves (5) are symmetrically distributed about the central axis of the die body (1).
  3. 3. The die structure according to claim 1, wherein the first sinking grooves (3) are distributed in three groups in the vertical runner (10), and the third sinking grooves (7) are symmetrically distributed with respect to the central axis of the die main body (1).
  4. 4. The die structure according to claim 1, wherein the transverse runners (8) and the branch runners (9) are communicated with each other, and the branch runners (9) are symmetrically distributed with respect to the central axis of the die body (1).
  5. 5. The die structure as claimed in claim 1, wherein a water tank (17) is arranged in the die main body (1) at a position below the heat conducting layer (16), a cooling water pipe (12) is arranged in the water tank (17), and the cooling water pipe (12) is of a serpentine design.
  6. 6. The mold structure according to claim 5, wherein one end of the cooling water pipe (12) is connected with a water inlet (11), and the other end of the cooling water pipe (12) is connected with a water outlet (6).
  7. 7. The die structure as claimed in claim 6, wherein the water outlet (6) and the water inlet (11) are communicated with the cooling water pipe (12), and valves are arranged in the water outlet (6) and the water inlet (11).
  8. 8. The mould structure according to claim 1, characterized in that the outer side wall of the mould body (1) is coated with a wear layer (18), a reinforcement assembly (19) is provided at a solid area within the mould body (1), the reinforcement assembly (19) comprising a first reinforcement bar (20) and a reinforcement joint block (21), the reinforcement joint block (21) being joined between the first reinforcement bars (20).

Description

Mould structure adopting deep type glue port Technical Field The utility model relates to the technical field of dies, in particular to a die structure adopting a deep-type glue port. Background ‌ Injection mold ‌ is a tool for plastic molding, in which a plastic product having a desired shape and size is formed by injecting a plastic in a molten state into a cavity of a specific shape and solidifying the plastic product by cooling. The injection mold is widely applied to various industries such as electronics, automobiles, household appliances, daily necessities and the like, and is key technological equipment for realizing large-scale production of plastic products; In conventional injection mold designs, the gate is typically designed as a large inlet through which the plastic melt enters the mold cavity. To ensure uniform filling of the mould, a larger nozzle size is often required, but this results in additional material wastage. In conventional mold designs, the plastic of the gate portion is sheared off after injection molding is complete, creating unnecessary raw material loss ‌. Disclosure of Invention The utility model aims to provide a mold structure with a deep-type glue port, which solves the problem that in the prior art, in the traditional mold design, the plastic at the water port part needs to be sheared off after injection molding is completed, and unnecessary raw material loss is generated. The mold structure comprises a mold main body, wherein a main runner is formed in the mold main body, a vertical runner is communicated in the front-back direction of the middle position of the main runner, a transverse runner is communicated in the transverse position of the main runner, a first sinking groove is formed in the vertical runner, the bottom of the first sinking groove is connected with a first rubber port, third sinking grooves are formed in the positions of two sides of the main runner, the bottom of the third sinking groove is connected with a second rubber port, a second sinking groove is formed in the main runner, the bottom of the second sinking groove is connected with a third rubber port, a heat conducting layer is arranged on the bottom surface of the main runner, a bifurcation runner is communicated on the transverse runner, and heating resistors are arranged on the positions of two sides of the first sinking groove. As a further technical scheme of the utility model, the four corner positions of the die main body are fixedly provided with the protective sleeves, and the protective sleeves are symmetrically distributed relative to the central axis of the die main body. As a further technical scheme of the utility model, three groups of the first sinking grooves are distributed in the vertical runner, and the third sinking grooves are symmetrically distributed with respect to the central axis of the die main body. As a further technical scheme of the utility model, the transverse runners and the bifurcation runners are communicated with each other, and the bifurcation runners are symmetrically distributed about the central axis of the die main body. As a further technical scheme of the utility model, a water tank is arranged below the heat conduction layer in the die main body, a cooling water pipe is arranged in the water tank, and the cooling water pipe is of a serpentine design. As a further technical scheme of the utility model, one end of the cooling water pipe is connected with a water inlet, and the other end of the cooling water pipe is connected with a water outlet. As a further technical scheme of the utility model, the water outlet and the water inlet are mutually communicated with the cooling water pipe, and valves are arranged in the water outlet and the water inlet. As a further technical solution of the present utility model, the outer side wall of the mold body is coated with a wear layer, and a reinforcing component is provided at the solid area in the mold body, the reinforcing component includes a first reinforcing rod and a reinforcing joint block, and the reinforcing joint block is joined between the first reinforcing rods. Compared with the prior art, the mold structure adopting the deep-type glue port has the beneficial effects that the phenomenon of waste reduction is improved, and the cooling capacity and the deformation resistance of the mold are improved; (1) The vertical runner is communicated at the front and rear positions of the main runner after the main runner is arranged, the transverse runner is communicated at the transverse position, the first rubber port, the third rubber port and the second rubber port are respectively arranged at the bottom positions of the first sinking groove, the second sinking groove and the third sinking groove, so that the deep rubber port is designed to be gradually changed, molten plastic is gradually led into a mold cavity, excessive accumulation of materials at a water gap part is avoided, the material waste is re