CN214239130U

CN214239130U - Plastic mold convenient to cooling and forming

Info

Publication number: CN214239130U
Application number: CN202022228087.1U
Authority: CN
Inventors: 胡三兵
Original assignee: Huangshi Jiarui Mould Manufacturing Co ltd
Current assignee: Huangshi Jiarui Mould Manufacturing Co ltd
Priority date: 2020-10-09
Filing date: 2020-10-09
Publication date: 2021-09-21
Anticipated expiration: 2030-10-09

Abstract

The utility model belongs to the technical field of the mould technique and specifically relates to a plastic mold convenient to cooling shaping, including lower mould and last mould, cooling body is including installing the sleeve pipe in the inside one side of last mould, the sheathed tube round hole that runs through is seted up to the sheathed tube lower extreme, the round hole communicates with the inboard of shaping room each other, the sheathed tube inboard slides and is provided with the plectane, the size of plectane matches each other with sheathed tube inboard size, the vertical reset spring that is connected with between the upper end of plectane and the sheathed tube inboard upper end middle part, two cooling tubes, two are still installed to the inboard of last mould the cooling tube is the setting of L type. The utility model discloses can effectual realization with the timely discharge of steam in the plastics processing, on the one hand, can improve refrigerated speed, improve the speed of demolding, on the other hand can avoid steam to form the problem appearance of bubble in the product.

Description

Plastic mold convenient to cooling and forming

Technical Field

The utility model relates to the technical field of mold, especially, relate to a plastic mold convenient to cooling takes shape.

Background

The mold, used in the industrial production to get the various moulds and tools of the desired product by injection molding, blow molding, extrusion, die-casting or forging molding, smelting, stamping, etc., in short, the mold is the tool used for making the shaping article, this kind of tool is formed by various parts, different molds are formed by different parts, it mainly realizes the processing of the appearance of the article through the change of the physical state of the shaping material;

when plastic is processed by the plastic mold in the existing market, hot air in the mold cannot be discharged in time, so that the plastic is cooled at a low speed, and bubbles are easily generated in a product.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the hot air in the mould can not be discharged in time in the prior art, thereby causing the defect of easy bubble generation in the product when the cooling speed of the plastic is slow, and providing a plastic mould convenient for cooling and forming.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the plastic mold convenient for cooling forming comprises a lower mold and an upper mold, wherein the sizes of the upper mold and the lower mold are matched with each other, a positioning ring is fixedly arranged in the middle of the upper end of the upper mold, a forming chamber is formed between the middle parts of the opposite sides of the upper mold and the lower mold, a feeding pipe penetrating through the upper mold is vertically arranged in the middle of the inner side of the upper mold, the positioning ring is communicated with the inner side of the forming chamber through the feeding pipe, a plurality of groups of cooling mechanisms are arranged in the upper mold, and the plurality of groups of cooling mechanisms are communicated with the inner side of the forming chamber;

cooling body is including installing the sleeve pipe in the inside one side of last mould, the sheathed tube lower extreme has been seted up and has been run through the sheathed tube round hole, the round hole communicates with the inboard of shaping room each other, the sheathed tube inboard slides and is provided with the plectane, the size of plectane matches each other with sheathed tube inboard size, the vertical reset spring that is connected with between the upper end of plectane and the sheathed tube inboard upper end middle part, two cooling tubes, two are still installed to the inboard of last mould the cooling tube is the setting of L type, and the lower extreme of two cooling tubes runs through sheathed tube both sides lower extreme respectively.

Preferably, a sealing gasket is compositely bonded on the outer side of the circular plate, and the outer surface of the sealing gasket is in contact with the inner side of the sleeve.

Preferably, the bottom of the outer side of the lower die is compositely bonded with a pressure reducing pad.

Preferably, a plurality of rings are fixedly mounted on the outer side of the upper end of the upper die, the rings are distributed in an annular array, and the positions of the rings are not overlapped with the positions of the radiating pipe and the sleeve.

The utility model provides a pair of plastic mold convenient to cooling takes shape, beneficial effect lies in: this plastic mold convenient to cooling shaping can effectual realization with the timely discharge of steam in the plastics processing, on the one hand, can improve refrigerated speed, improves the speed of demolding, and on the other hand can avoid steam to form the problem appearance of bubble in the product.

Drawings

Fig. 1 is a structural front view of a plastic mold convenient for cooling forming provided by the present invention.

Fig. 2 is a structural plan view of the plastic mold convenient for cooling forming provided by the present invention.

In the figure: the device comprises a hanging ring 1, a sleeve 2, a radiating pipe 3, a positioning ring 4, a feeding pipe 5, an upper die 6, a return spring 7, a sealing gasket 8, a round hole 9, a forming chamber 10, a circular plate 11, a lower die 12 and a pressure reducing pad 13.

Detailed Description

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

Example 1

Referring to fig. 1-2, a plastic mold convenient to cooling and forming comprises a lower mold 12 and an upper mold 6, wherein the sizes of the upper mold 6 and the lower mold 12 are matched with each other, a pressure reducing pad 13 is compositely bonded at the bottom of the outer side of the lower mold 12, the lower mold 12 and the upper mold 6 are detachably connected through a fixing piece, and meanwhile, the pressure reducing pad 13 can improve the overall stability of the device.

A positioning ring 4 is fixedly arranged in the middle of the upper end of an upper die 6, a forming chamber 10 is arranged between the upper die 6 and the middle of one side, opposite to a lower die 12, of the upper die 6, a feeding pipe 5 penetrating through the upper die 6 is vertically arranged in the middle of the inner side of the upper die 6, the positioning ring 4 is mutually communicated with the inner side of the forming chamber 10 through the feeding pipe 5, a plurality of groups of cooling mechanisms are arranged in the upper die 6, and the plurality of groups of cooling mechanisms are mutually communicated with the inner side of the forming chamber 10; the plastic in the molten state is injected into the positioning ring 4, and under the action of gravity, the liquid plastic enters the inner side of the forming chamber 10 along with the feeding pipe 5, so that the processing is realized.

The cooling mechanism comprises a sleeve 2 arranged on one side inside an upper die 6, the lower end of the sleeve 2 is provided with a round hole 9 penetrating through the sleeve 2, the round hole 9 is communicated with the inner side of a forming chamber 10, the inner side of the sleeve 2 is provided with a circular plate 11 in a sliding manner, the size of the circular plate 11 is matched with that of the inner side of the sleeve 2, a reset spring 7 is vertically connected between the upper end of the circular plate 11 and the middle part of the upper end of the inner side of the sleeve 2, two radiating pipes 3 are also arranged on the inner side of the upper die 6, the two radiating pipes 3 are arranged in an L shape, the lower ends of the two radiating pipes 3 respectively penetrate through the lower ends of the two sides of the sleeve 2, when plastic enters the forming chamber 10, the pressure inside of the forming chamber 10 is increased, gas enters the inner side of the sleeve 2 through the round hole 9, so as to lift the position of the circular plate 11, after the position height of the circular plate 11 is raised to the height of the lower ends of the radiating pipes 3, heat is discharged by the radiating pipes 3, the effect of rapid cooling is achieved while avoiding the generation of bubbles.

Example 2

Referring to fig. 1-2, the present embodiment is different from embodiment 1 in that a sealing gasket 8 is compositely adhered to the outer side of a circular plate 11, the outer surface of the sealing gasket 8 and the inner side of the casing 2 are in contact with each other, and the sealing gasket 8 can prevent gas from leaking to the inner side of the casing 2 above the circular plate 11, thereby improving sealing performance.

Rings 1 are the annular array and distribute, and rings 1's position and cooling tube 3 and sleeve pipe 2's position all do not coincide, and rings 1 is convenient for accomplish the back in processing, with the help of lifting by crane equipment will go up mould 6 and hoist, realize dismantling.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a plastic mold convenient to cooling shaping, includes lower mould (12) and last mould (6), the size of going up mould (6) and lower mould (12) matches each other, its characterized in that, the upper end middle part fixed mounting of going up mould (6) has position circle (4), the shaping room (10) has been seted up between the relative one side middle part of last mould (6) and lower mould (12), the inboard middle part of going up mould (6) is vertical installs inlet pipe (5) that run through last mould (6), position circle (4) communicate with the inboard of shaping room (10) each other through inlet pipe (5), the inside of going up mould (6) is provided with multiunit cooling mechanism, and multiunit cooling mechanism all communicates with the inboard of shaping room (10) each other;

cooling body is including installing sleeve pipe (2) in inside one side of last mould (6), round hole (9) that run through sleeve pipe (2) are seted up to the lower extreme of sleeve pipe (2), the inboard of round hole (9) and shaping room (10) communicates each other, the inboard slip of sleeve pipe (2) is provided with plectane (11), the size of plectane (11) matches each other with the inboard size of sleeve pipe (2), vertically between the upper end of plectane (11) and the inboard upper end middle part of sleeve pipe (2) be connected with reset spring (7), two cooling tubes (3), two are still installed to the inboard of going up mould (6) cooling tube (3) are the setting of L type, and the both sides lower extreme of sleeve pipe (2) is run through respectively to the lower extreme of two cooling tubes (3).

2. A plastic mould facilitating cooling forming according to claim 1, characterized in that a sealing gasket (8) is bonded on the outer side of the circular plate (11), and the outer surface of the sealing gasket (8) and the inner side of the sleeve (2) are in contact with each other.

3. A plastic mould for cooling forming according to claim 1, characterized in that the outer bottom of the lower mould (12) is bonded with a pressure reducing pad (13).

4. The plastic mold convenient for cooling forming according to claim 1, wherein a plurality of hanging rings (1) are fixedly installed on the outer side of the upper end of the upper mold (6), the hanging rings (1) are distributed in an annular array, and the positions of the hanging rings (1) are not overlapped with the positions of the radiating pipe (3) and the sleeve (2).