CN216992854U

CN216992854U - Injection mold with runner is structure with higher speed

Info

Publication number: CN216992854U
Application number: CN202122626735.3U
Authority: CN
Inventors: 刘坤; 刘志波; 张大鹏
Original assignee: Qingdao Yourui Plastic Co ltd
Current assignee: Qingdao Yourui Plastic Co ltd
Priority date: 2021-10-29
Filing date: 2021-10-29
Publication date: 2022-07-19
Anticipated expiration: 2031-10-29

Abstract

The utility model discloses an injection mold with a flow passage accelerating structure, and relates to the technical field of injection molds, in particular to an injection mold with a flow passage accelerating structure. This injection mold with runner structure with higher speed, inside through at the cooling chamber sets up the water diversion plate, external cooling water enters into the water diversion plate through the inlet tap, then spout by the water spout at water diversion plate top again, make the surface that the cooling water sprayed the cooling chamber with the form of water droplet is intensive to cool off, can reduce the consumption of cooling water, through seting up the hole that leaks in the inside at the water diversion plate, the cooling water can flow into the bottom in cooling chamber through the hole that leaks, reduce the water diversion plate and to blockking of whereabouts cooling water, the cooling water of being convenient for is discharged from the outlet tap.

Description

Injection mold with runner is structure with higher speed

Technical Field

The utility model relates to the technical field of injection molds, in particular to an injection mold with a flow passage acceleration structure.

Background

Injection molding is a method for producing moldings from industrial products, which generally use rubber injection molding and plastic injection molding, and uses an injection molding machine to add thermoplastic plastics or thermosetting materials into a plastic molding mold to form plastic products with various shapes.

Plastic mold is at injection moulding's in-process, in order to accelerate the cooling forming of mould, can pour into the cooling water into to the cooling chamber of mould usually and accelerate the cooling, but water-cooled water consumption is great, cause the waste of water resource easily, current plastic mold can install structure with higher speed for accelerating the efficiency of moulding plastics simultaneously, but the both ends of structure all need the bolt to fix with higher speed now, the maintenance is dismantled to inconvenient, we provide an injection mold with runner structure with higher speed for this reason.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides an injection mold with a flow passage acceleration structure, and solves the problems in the background art.

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides an injection mold with runner structure with higher speed, includes the bed die, goes up the mould, the cooling chamber has been seted up to the inside of bed die, the internally mounted in cooling chamber has the distributive plate, the top fixedly connected with water spout of distributive plate, the hole that leaks has been seted up to the inside of distributive plate, the positive fixedly connected with of going up the mould moulds plastics the pipe, the first flange of outside fixedly connected with of the pipe of moulding plastics, the structure with higher speed is installed in the front of first flange, the second flange is installed in the front of structure with higher speed, the positive fixedly connected with runner pipe of second flange.

Optionally, the lower mold is matched with the upper mold, the upper mold is located above the lower mold, and an injection mold cavity is formed between the lower mold and the upper mold.

Optionally, the water spray nozzles are distributed on the top of the water distribution plate at equal intervals, and the water leakage holes and the water spray nozzles are distributed alternately.

Optionally, the left side of the lower die is fixedly connected with a water inlet nozzle, the right side of the water inlet nozzle is communicated with the left side of the water diversion plate, the right side of the lower die is fixedly connected with a water outlet nozzle, and the left side of the water outlet nozzle is communicated with the bottom of the right side of the cooling cavity.

Optionally, the structure is the horn mouth form with higher speed, both ends fixedly connected with sealing strip around the structure with higher speed, the seal groove has been seted up to one side that first flange and second flange are close to the structure with higher speed, sealing strip and seal groove phase-match.

Optionally, the internal thread of the first flange is sleeved with a fixing bolt, and the first flange is connected with the second flange through the fixing bolt.

The utility model provides an injection mold with a flow passage acceleration structure, which has the following beneficial effects:

1. this injection mold with runner structure with higher speed, inside through at the cooling chamber sets up the water diversion plate, external cooling water enters into the water diversion plate through the inlet tap, then spout by the water spout at water diversion plate top again, make the surface that the cooling water sprayed the cooling chamber with the form of water droplet is intensive to cool off, can reduce the consumption of cooling water, through seting up the hole that leaks in the inside at the water diversion plate, the cooling water can flow into the bottom in cooling chamber through the hole that leaks, reduce the water diversion plate and to blockking of whereabouts cooling water, the cooling water of being convenient for is discharged from the outlet tap.

2. This injection mold with runner structure with higher speed through will accelerate the structure clamp tightly between first flange and second flange, when dismantling the structure with higher speed, only need loosen the fixing bolt between first flange and the second flange, can take off the structure with higher speed, dismantle more convenience, set up the sealing strip through the both ends at the structure with higher speed, utilize mutually supporting of sealing strip and seal groove, seal the both ends of structure with higher speed, improve the leakproofness of structure with higher speed.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic view of a half section of the present invention;

FIG. 3 is a schematic structural view of a water diversion plate of the present invention;

fig. 4 is a schematic structural diagram of an acceleration structure according to the present invention.

In the figure: 1. a lower die; 2. an upper die; 3. injection molding a mold cavity; 4. a cooling chamber; 5. a water diversion plate; 6. a water spray nozzle; 7. a water leakage hole; 8. a water inlet nozzle; 9. a water outlet nozzle; 10. injection molding a tube; 11. a first flange; 12. an acceleration structure; 13. a seal strip; 14. a second flange; 15. a runner pipe; 16. a sealing groove; 17. and fixing the bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1 to 3, the present invention provides a technical solution: an injection mold with a runner accelerating structure comprises a lower mold 1 and an upper mold 2, wherein the lower mold 1 is matched with the upper mold 2, the upper mold 2 is positioned above the lower mold 1, an injection mold cavity 3 is formed between the lower mold 1 and the upper mold 2, a cooling cavity 4 is formed in the lower mold 1, a water diversion plate 5 is arranged in the cooling cavity 4, a water spray nozzle 6 is fixedly connected to the top of the water diversion plate 5, the water diversion plate 5 is arranged in the cooling cavity 4, external cooling water enters the water diversion plate 5 through a water inlet nozzle 8 and then is sprayed out through the water spray nozzle 6 on the top of the water diversion plate 5, so that the cooling water is intensively sprayed on the surface of the cooling cavity 4 in a water drop manner to be cooled, the consumption of the cooling water can be reduced, the water spray nozzles 6 are equidistantly distributed on the top of the water diversion plate 5, water leakage holes 7 are formed in the water diversion plate 5, and the water leakage holes 7 and the water spray nozzles 6 are alternately distributed, through seting up the hole 7 that leaks in the inside of dividing water board 5, the cooling water can flow into the bottom of cooling chamber 4 through the hole 7 that leaks, reduces 5 that divide water board to blockking of whereabouts cooling water, and the cooling water of being convenient for is discharged from faucet 9, and lower mould 1's left side fixedly connected with intake nozzle 8, the right side of intake nozzle 8 and the left side intercommunication of dividing water board 5, lower mould 1's right side fixedly connected with faucet 9, the left side of faucet 9 and the bottom intercommunication on cooling chamber 4 right side.

Referring to fig. 1 and 4, an injection molding pipe 10 is fixedly connected to the front surface of an upper mold 2, a first flange 11 is fixedly connected to the outside of the injection molding pipe 10, an accelerating structure 12 is installed on the front surface of the first flange 11, by providing the accelerating structure 12, the right end of the accelerating structure 12 is gradually narrowed, so that the flow velocity of fluid is increased, the injection velocity of fluid into the injection mold cavity 3 is increased, the accelerating structure 12 is in a bell mouth shape, sealing strips 13 are fixedly connected to the front and rear ends of the accelerating structure 12, a sealing groove 16 is formed in one side of the first flange 11 and the second flange 14, which is close to the accelerating structure 12, by arranging the sealing strips 13 at the two ends of the accelerating structure 12, and by utilizing the mutual matching of the sealing strips 13 and the sealing groove 16, the two ends of the accelerating structure 12 are sealed, so that the sealing performance of the accelerating structure 12 is improved, the sealing strips 13 are matched with the sealing groove 16, and the second flange 14 is installed on the front surface of the accelerating structure 12, the front fixedly connected with runner pipe 15 of second flange 14, fixing bolt 17 has been cup jointed to the internal thread of first flange 11, first flange 11 links together through fixing bolt 17 and second flange 14, through will accelerating structure 12 and press from both sides tightly between first flange 11 and second flange 14, when dismantling structure 12 with higher speed, only need loosen fixing bolt 17 between first flange 11 and the second flange 14, can take off structure 12 with higher speed, dismantle more convenient.

In conclusion, when the injection mold with the runner accelerating structure is used, the lower mold 1 and the upper mold 2 are installed together, the water inlet nozzle 8 is connected with the water inlet pipe, the water outlet nozzle 9 is connected with the water discharge pipe, thermoplastic plastic is injected into the injection mold cavity 3 through the runner pipe 15, cooling water is injected into the water diversion plate 5 through the water inlet nozzle 8, the cooling water is sprayed out of the water spray nozzle 6 at the top of the water diversion plate 5, the cooling water is sprayed to the surface of the cooling cavity 4 to be cooled, then the cooling water is discharged through the water outlet nozzle 9, and the molded plastic part is taken out after the cooling is finished.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides an injection mold with runner is structure with higher speed, includes bed die (1), goes up mould (2), its characterized in that: cooling chamber (4) have been seted up to the inside of bed die (1), the internally mounted of cooling chamber (4) has water diversion plate (5), the top fixedly connected with water spout (6) of water diversion plate (5), water leakage hole (7) have been seted up to the inside of water diversion plate (5), go up the positive fixedly connected with of mould (2) and mould plastics pipe (10), the first flange of outside fixedly connected with (11) of pipe (10) of moulding plastics, structure (12) with higher speed is installed in the front of first flange (11), second flange (14) are installed in the front of structure (12) with higher speed, the positive fixedly connected with runner pipe (15) of second flange (14).

2. The injection mold with the flow channel accelerating structure as set forth in claim 1, wherein: the injection molding device is characterized in that the lower die (1) is matched with the upper die (2), the upper die (2) is located above the lower die (1), and an injection molding die cavity (3) is formed between the lower die (1) and the upper die (2).

3. The injection mold with the flow channel accelerating structure as set forth in claim 1, wherein: the water spray nozzles (6) are distributed at the top of the water distribution plate (5) at equal intervals, and the water leakage holes (7) and the water spray nozzles (6) are distributed at intervals.

4. The injection mold with the flow channel accelerating structure as set forth in claim 1, wherein: the left side fixedly connected with intake nozzle (8) of bed die (1), the right side of intake nozzle (8) and the left side intercommunication of dividing water board (5), the right side fixedly connected with faucet (9) of bed die (1), the left side and the bottom on cooling chamber (4) right side intercommunication of faucet (9).

5. The injection mold with the flow channel accelerating structure as set forth in claim 1, wherein: structure (12) is the horn mouth form with higher speed, both ends fixedly connected with sealing strip (13) around structure (12) with higher speed, seal groove (16) have been seted up to one side that first flange (11) and second flange (14) are close to structure (12) with higher speed, sealing strip (13) and seal groove (16) phase-match.

6. The injection mold with the flow channel accelerating structure as set forth in claim 1, wherein: the inner threads of the first flange (11) are sleeved with fixing bolts (17), and the first flange (11) is connected with the second flange (14) through the fixing bolts (17).