CN218615186U

CN218615186U - Injection molding kettle mold

Info

Publication number: CN218615186U
Application number: CN202223038504.1U
Authority: CN
Inventors: 熊义强
Original assignee: Suzhou Zhongshuo Auto Parts Co ltd
Current assignee: Suzhou Zhongshuo Auto Parts Co ltd
Priority date: 2022-11-14
Filing date: 2022-11-14
Publication date: 2023-03-14
Anticipated expiration: 2032-11-14

Abstract

The utility model discloses a kettle mould of moulding plastics belongs to radiator technical field, a kettle mould of moulding plastics, including cover half fixed plate and movable mould fixed plate, cover half fixed plate one side sets up the cover half module, cover half fixed plate opposite side installation holding ring, the pipe of moulding plastics that the holding ring cover was established, the last movable mould piece of installing of movable mould fixed plate, its characterized in that: be equipped with a plurality of slotted holes on establishing lower mold core in the movable mould piece, and the slotted hole is interior to be equipped with the rib, be equipped with in the cover half module with lower mold core complex upper mold core, upper mold core and lower mold core cooperation process kettle type cavity are used for injection moulding, the slotted hole corresponds each opening of kettle, through adding the rib of establishing in the slotted hole, when injection moulding, raw materials word shunts on the rib all around, will mould plastics stress dispersion to the rib, greatly reduced mould plastics stress, when solving when moulding plastics production, it produces the fuse line to fuse from the both sides flow to the hole centre, lead to the technical problem of intensity step-down, mainly be applied to in the aspect of radiator injection moulding.

Description

Injection molding kettle mold

Technical Field

The utility model belongs to the technical field of radiator, concretely relates to injection kettle mould.

Background

Automobile water tank is in order to adapt to the hole structure demand in the kettle, some kettles are when the design, some holes are longer in the inside comparison of kettle, when moulding plastics production, glue flows to fusing in the middle of the hole from both sides, can produce the weld line, weld line department can produce stress, the intensity step-down, high temperature high pressure is pressed down, individuality can be by the fracturing, the production leaks, based on this, I department develops a section injection molding kettle mould and replaces prior art, when having solved the production of moulding plastics, glue flows to fuse in the middle of the hole from both sides and produces the weld line, lead to the technical problem of intensity step-down.

SUMMERY OF THE UTILITY MODEL

The purpose of the invention is as follows: the utility model aims at providing an injection molding kettle mould to solve when the production of moulding plastics, glue and flow to fuse in the middle of the hole from both sides and produce the weld line, lead to the technical problem of intensity step-down.

The utility model provides an injection molding kettle mould, includes cover half fixed plate and movable mould fixed plate, cover half fixed plate one side sets up the cover half module, cover half fixed plate opposite side installation holding ring, the pipe of moulding plastics that the holding ring cover was established, the movable mould of installation on the movable mould fixed plate, its characterized in that: the movable mould block is internally provided with a lower mould core, a plurality of slotted holes are formed in the lower mould core, ribs are arranged in the slotted holes, the fixed mould block is internally provided with an upper mould core matched with the lower mould core, the upper mould core and the lower mould core are matched to form a kettle-shaped cavity in the injection moulding process, the slotted holes correspond to all openings of the kettle, and the ribs are additionally arranged in the slotted holes, so that when the injection moulding is carried out, the periphery of a raw material character is divided into the ribs, the injection moulding stress is dispersed onto the ribs, and the injection moulding stress is greatly reduced.

Further: and a heat insulation plate is arranged on the fixed die fixing plate and used for reducing heat transfer of the die.

Further: an annular groove is formed in the side face of the lower mold core, a cooling pipe is arranged in the annular groove, cooling liquid can be arranged in the cooling pipe, or water is filled into the cooling pipe through a water nozzle for accelerating cooling and demolding.

Further: an ejector plate is arranged between the movable mould block and the movable mould fixing plate, an ejector pin is arranged on the ejector plate, an oil cylinder base is installed on the movable mould fixing plate, an oil cylinder is installed on the oil cylinder base, the ejector plate is controlled to move through the oil cylinder, and the movement of the ejector pin is controlled through the oil cylinder to be used for demoulding of the mould.

Further: and the movable mold fixing plate is also provided with a limit switch, the limit switch is used for determining the state of the ejector pin, and whether the ejector pin is reset or not is determined through the limit switch, so that the ejector pin is prevented from being damaged.

Further: and a twisting tooth base is arranged on the fixed die fixing plate, and a twisting tooth guide rail is arranged on the twisting tooth base and used for ensuring stroke positioning in the die opening and fixed die processes.

Compared with the prior art, the utility model has the advantages of it is following: this application establishes the rib through adding in the mold core slotted hole for the stress of moulding plastics of dispersion kettle hole, with weld line reposition of redundant personnel to the rib on, reduce the stress of moulding plastics, because whole structure is more reasonable, thereby manufacturing cost is lower, is suitable for comprehensive popularization and application.

Drawings

FIG. 1 is a structural diagram of an injection kettle mold of the utility model;

FIG. 2 is a front view of the injection kettle mold of the present invention;

FIG. 3 is a top view of the injection kettle mold of the present invention;

figure 4 is the section view of figure 2 of the injection kettle mold of the utility model.

Detailed Description

The technical solution 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 some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Example 1:

as shown in fig. 1 to 4, including cover half fixed plate 1 and movable mould fixed plate 2, 1 one side of cover half fixed plate sets up cover half module 11, and 1 opposite side installation holding ring 12 of cover half fixed plate, the injection molding pipe 13 that 12 covers of holding ring were established, the last installation of movable mould fixed plate 2 moves module 21, its characterized in that: a lower die core 22 is arranged in the movable die block 21, a plurality of slotted holes 23 are formed in the lower die core 22, ribs 24 are arranged in the slotted holes 23, an upper die core 14 matched with the lower die core 22 is arranged in the fixed die block 11, and a heat insulation plate 15 is arranged on the fixed die fixing plate 1;

an annular groove 25 is formed in the side face of the lower mold core 22, and a cooling pipe 26 is arranged in the annular groove 25;

an ejector plate 31 is arranged between the movable mould block 21 and the movable mould fixing plate 2, an ejector 32 is arranged on the ejector plate 31, an oil cylinder base 33 is arranged on the movable mould fixing plate 2, an oil cylinder 34 is arranged through the oil cylinder base 33, and the movement of the ejector plate 31 is controlled through the oil cylinder;

the movable mold fixing plate 2 is also provided with a limit switch 35, and the limit switch 35 is used for determining the state of the thimble 32;

a thread base 36 is arranged on the fixed die fixing plate 1, and a thread guide rail 37 is arranged on the thread base 36 and used for ensuring stroke positioning in the die opening and die fixing processes.

The utility model discloses a use method as follows: firstly, the fixed module 11 is matched with the movable module 21, the accurate stroke in the butt joint process is ensured through the twisted tooth guide rail 37 in the process, the raw materials are fed into a mold cavity formed by the upper mold core 14 and the lower mold core 22 through the injection molding pipe 13 after being melted, the raw materials enter the slotted holes 23 from the periphery in the injection molding process of the slotted holes 23 corresponding to the inner holes of the kettle and are attached to the ribs 24, the formation of a welding line in the original slotted hole state is reduced, meanwhile, the injection molding stress is dispersed to the ribs due to the action of the ribs, the injection molding stress is reduced, the stroke of the upper module in the demolding process is ensured through the twisted tooth guide rail after the injection molding is finished, and finally, the demolding is realized through the oil cylinder control ejector pin.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that modifications can be made by those skilled in the art without departing from the principle of the present invention, and these modifications should also be construed as the protection scope of the present invention.

Claims

1. The utility model provides an injection molding kettle mould, includes cover half fixed plate (1) and movable mould fixed plate (2), cover half fixed plate (1) one side sets up cover half module (11), cover half fixed plate (1) opposite side installation holding ring (12), and the pipe (13) of moulding plastics that holding ring (12) cover was established installs movable mould piece (21), its characterized in that on movable mould fixed plate (2): a lower mold core (22) is arranged in the movable mold block (21), a plurality of groove holes (23) are formed in the lower mold core (22), ribs (24) are arranged in the groove holes (23), and an upper mold core (14) matched with the lower mold core (22) is arranged in the fixed mold block (11).

2. The injection kettle mold of claim 1, wherein: the fixed die fixing plate (1) is provided with a heat insulation plate (15).

3. The injection kettle mold of claim 1, wherein: an annular groove (25) is formed in the side face of the lower mold core (22), and a cooling pipe (26) is arranged in the annular groove (25).

4. The injection kettle mold of claim 1, wherein: an ejector plate (31) is arranged between the movable mould block (21) and the movable mould fixing plate (2), an ejector pin (32) is arranged on the ejector plate (31), an oil cylinder base (33) is installed on the movable mould fixing plate (2), an oil cylinder (34) is installed through the oil cylinder base (33), and the movement of the ejector plate (31) is controlled through the oil cylinder.

5. An injection kettle mould according to claim 4, characterized in that: and the movable mold fixing plate (2) is also provided with a limit switch (35), and the limit switch (35) is used for determining the state of the ejector pin (32).

6. The injection kettle mold according to claim 1, wherein: a twisting tooth base (36) is arranged on the fixed die fixing plate (1), and a twisting tooth guide rail (37) is arranged on the twisting tooth base (36) and used for ensuring the stroke positioning in the die opening and fixed die processes.