CN213533623U

CN213533623U - Injection mold convenient for demolding

Info

Publication number: CN213533623U
Application number: CN202022424792.9U
Authority: CN
Inventors: 黄奕豪
Original assignee: Shenzhen Plastic Motion Technology Co ltd
Current assignee: Shenzhen Plastic Motion Technology Co ltd
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2021-06-25
Anticipated expiration: 2030-10-28

Abstract

The utility model discloses a make things convenient for injection mold of drawing of patterns, including last mould and bed die, it is in the bed die top to go up the die holding, the trunk line of moulding plastics has been seted up to last mould upper surface, it all has seted up the exhaust hole to go up mould both sides surface, the inside mounting groove of having seted up of bed die, a bed die side surface is located mounting groove top fixed mounting has the air pump, fixed surface installs the fixed die plate under the last mould, it is close lower extreme department and the lower extreme is all fixed to be located the trunk line surface of moulding plastics that goes up mould inside and has seted up the branch pipeline of moulding plastics, and the branch pipeline of moulding plastics of telling runs through the fixed die plate, exhaust hole one end runs through mould and fixed die plate, the exhaust hole runs through fixed. A make things convenient for injection mold of drawing of patterns, can make the raw materials of moulding plastics cool down rapidly, can be in the rapid demoulding and reduce colliding with that produce when the drawing of patterns, improve drawing of patterns quality.

Description

Injection mold convenient for demolding

Technical Field

The utility model relates to an injection mold field, in particular to make things convenient for injection mold of drawing of patterns.

Background

The injection molding is a method for producing and molding industrial products, and is finished through an injection mold, and the injection mold has the advantages of high production speed, high efficiency, automation in operation, multiple colors and varieties, simple to complex shapes, small to large sizes, accurate product size, easy replacement of products, capability of forming products with complex shapes, suitability for the fields of mass production, products with complex shapes and the like; there is certain drawback in current injection mold when using, and the telescopic link is collided with the original paper easily when will moulding plastics the original paper release and is caused the damage during the drawing of patterns, and the drawing of patterns process is convenient inadequately, for this, we provide the injection mold of a convenient drawing of patterns.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a make things convenient for injection mold of drawing of patterns, can effectively solve the problem in the background art.

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

the utility model provides an injection mold of convenient drawing of patterns, includes mould and bed die, it installs in the bed die top to go up the mould, the trunk line of moulding plastics has been seted up to last mould upper surface, go up the mould both sides surface and all seted up the exhaust hole, the inside mounting groove of having seted up of bed die, a bed die side surface is located mounting groove top fixed mounting has the air pump.

Preferably, last mould lower surface fixed mounting has the fixed die plate, the inside trunk line surface that is located to mould plastics of going up the mould is close lower extreme department and the lower extreme is all fixed has been seted up the branch pipeline of moulding plastics, and the branch pipeline of moulding plastics of telling runs through the fixed die plate, exhaust hole one end runs through last mould and fixed die plate, the exhaust hole runs through fixed die plate one end inside surface and is close lower extreme department fixed mounting and has response alarm device.

Preferably, the lower surface of the upper die plate is fixedly provided with positioning pins close to the four corners, the upper surface of the lower die is provided with positioning holes close to the four corners, and the positioning pins are movably connected with the positioning holes.

Preferably, movable mould board is installed in the movable embedding of bed die upper surface, the inside fixed mounting of movable mould board has the branch pipeline of admitting air, the branch pipeline of admitting air is located the inside fixed surface of movable mould board upper surface one end and installs the check valve, branch pipeline lower extreme movable mounting of admitting air has the trunk line of admitting air, the trunk line of admitting air pass through the mounting groove with air pump fixed connection.

Preferably, a cooling liquid circulating pipe is fixedly installed below the movable template inside the lower die, a cooling system is fixedly installed on the lower surface inside the installation groove, and the cooling system is fixedly connected with the cooling liquid circulating pipe.

Preferably, the lower die is internally provided with a gas stay bar which is fixedly arranged on the lower surface of the movable die plate, one end of the gas stay bar is fixedly connected with the lower surface of the mounting groove, and the lower die is internally provided with an injection molding space between the movable die plate and the fixed die plate.

Compared with the prior art, the utility model discloses following beneficial effect has:

in the utility model, the injection molding raw material is poured into the injection molding main pipeline, flows into the injection molding space from the inside of the injection molding branch pipeline, the air in the injection molding space is discharged from the exhaust hole, the injection molding defect caused by the fact that the air in the injection molding space cannot be discharged is prevented, when the injection molding space is full of the injection molding raw material, the injection molding raw material enters the exhaust hole, the induction alarm device at the bottom of the exhaust hole automatically alarms to remind an operator of the injection molding process, after the injection molding is finished, the cooling liquid circulating pipe below the movable template rapidly cools and solidifies the injection molding raw material under the action of the cooling system, the upper die is lifted, the air enters the air inlet branch pipeline from the air inlet main pipeline through the air pump, the upper surface of the movable template is pumped out, the injection molding element is separated from the movable template, the movable template is integrally moved upwards through the air supporting rod, the damage, air enters the injection molding space from the air inlet branch pipeline through the one-way valve, and meanwhile, injection molding raw materials are isolated from entering the air inlet branch pipeline.

Drawings

FIG. 1 is a schematic view of the overall structure of an injection mold facilitating demolding according to the present invention;

FIG. 2 is a vertical sectional view of the injection mold of the present invention for facilitating demolding;

FIG. 3 is a cross sectional view of the injection mold of the present invention for facilitating demolding;

FIG. 4 is an enlarged view of a partial structure section of the injection mold facilitating demolding according to the present invention;

FIG. 5 is the enlarged view of the partial structure section of the injection mold of the present invention

In the figure: 1. an upper die; 101. an exhaust hole; 102. an induction alarm device; 103. positioning pins; 104. fixing a template; 2. a lower die; 201. mounting grooves; 202. positioning holes; 203. moving the template; 3. injecting a main pipeline; 301. injecting and dividing pipelines; 4. an air pump; 401. a main air inlet pipeline; 402. an air inlet branch pipe; 403. a one-way valve; 5. a cooling system; 501. a cooling liquid circulation pipe; 6. an injection molding space; 7. an air stay bar.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

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 which the reference is made 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.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-5, an injection mold facilitating demolding comprises an upper mold 1 and a lower mold 2, wherein the upper mold 1 is installed above the lower mold 2, an injection main pipe 3 is arranged on the upper surface of the upper mold 1, exhaust holes 101 are arranged on the surfaces of two sides of the upper mold 1, an installation groove 201 is arranged inside the lower mold 2, and an air pump 4 is fixedly installed on the surface of one side of the lower mold 2 above the installation groove 201;

the lower surface of the upper die 1 is fixedly provided with a fixed die plate 104, the injection branch pipelines 301 are fixedly arranged at the lower end and the lower end of the upper die 1, which are positioned on the surface of the main injection pipeline 3, which is close to the lower end, the injection branch pipelines 301 penetrate through the fixed die plate 104, one end of the exhaust hole 101 penetrates through the upper die 1 and the fixed die plate 104, so that poor injection caused by the fact that air in the injection space 6 cannot be discharged is prevented, and the induction alarm device 102 is fixedly arranged at the lower end of the exhaust hole 101, which penetrates through the inner surface of the fixed die plate; the positioning pins 103 are fixedly arranged on the lower surface of the upper die 1 close to the four corners, the positioning holes 202 are formed on the upper surface of the lower die 2 close to the four corners, and the positioning pins 103 are movably connected with the positioning holes 202; the upper surface of the lower die 2 is movably embedded with a movable die plate 203, an air inlet branch pipe 402 is fixedly arranged in the movable die plate 203, a one-way valve 403 is fixedly arranged on the inner surface of one end, located on the upper surface of the movable die plate 203, of the air inlet branch pipe 402, air enters the injection molding space 6 from the air inlet branch pipe 402, injection molding raw materials are isolated from entering the air inlet branch pipe 402, an air inlet main pipe 401 is movably arranged at the lower end of the air inlet branch pipe 402, and the air inlet main pipe 401 is fixedly connected with an air pump 4 through a mounting; a cooling liquid circulating pipe 501 is fixedly arranged in the lower die 2 below the movable die plate 203, a cooling system 5 is fixedly arranged on the lower surface in the mounting groove 201, and the cooling system 5 is fixedly connected with the cooling liquid circulating pipe 501 to quickly cool and solidify the injection molding raw material; the lower die 2 is internally provided with a gas supporting rod 7 which is fixedly arranged on the lower surface of the movable die plate 203, one end of the gas supporting rod 7 is fixedly connected with the inner lower surface of the mounting groove 201, and the lower die 2 is internally provided with an injection molding space 6 between the movable die plate 203 and the fixed die plate 104.

It should be noted that, the utility model relates to an injection mold facilitating demolding, when in use, install inside the locating hole 202 through the locating pin 103, make the top mold 1 install the top of the bottom mold 2, pour the injection molding raw material into from the main injection molding pipeline 3, flow inside the injection molding space 6 from the inside of the branch injection molding pipeline 301, the air inside the injection molding space 6 is discharged from the exhaust hole 101, prevent the injection molding badness that the air inside the injection molding space 6 can't be got rid of, when the injection molding raw material is full of the injection molding space 6 and enters the exhaust hole 101, the induction alarm device 102 at the bottom of the exhaust hole 101 gives an alarm automatically, remind the operator to carry out the injection molding process, after the injection molding is completed, the cooling liquid circulation pipe 501 below the movable mold plate 203, make the injection molding raw material cool down and solidify rapidly under the effect of the cooling system 5, lift up the mold 1, the injection molding element is separated from the movable mold plate 203 by pumping out from the upper surface of the movable mold plate 203, the movable mold plate 203 is integrally moved upwards through the air stay bar 7, the air stay bar 7 is prevented from supporting and damaging the injection molding element, air enters the injection molding space 6 from the air inlet branch pipeline 402 through the one-way valve 403, and meanwhile, injection molding raw materials are isolated from entering the air inlet branch pipeline 402.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an injection mold of convenient drawing of patterns which characterized in that: including last mould (1) and bed die (2), go up mould (1) and install in bed die (2) top, it moulds plastics trunk line (3) to go up mould (1) upper surface and has seted up, exhaust hole (101) have all been seted up on last mould (1) both sides surface, mounting groove (201) have been seted up to bed die (2) inside, bed die (2) one side surface is located mounting groove (201) top fixed mounting has air pump (4).

2. The injection mold facilitating demolding as claimed in claim 1, wherein: go up mould (1) lower fixed surface and install fixed die plate (104), go up mould (1) inside main pipe (3) surface that is located to mould plastics and be close lower extreme department and the lower extreme is all fixed and has seted up branch pipeline (301) of moulding plastics, and the branch pipeline (301) of moulding plastics of telling runs through fixed die plate (104), exhaust hole (101) one end runs through upper die (1) and fixed die plate (104), exhaust hole (101) run through fixed die plate (104) one end inside surface and be close lower extreme department fixed mounting and have response alarm device (102).

3. The injection mold facilitating demolding as claimed in claim 1, wherein: the lower surface of the upper die (1) is fixedly provided with positioning pins (103) close to four corners, the upper surface of the lower die (2) is provided with positioning holes (202) close to the four corners, and the positioning pins (103) are movably connected with the positioning holes (202).

4. The injection mold facilitating demolding as claimed in claim 1, wherein: movable mould board (203) is installed in the movable embedding of lower mould (2) upper surface, the inside fixed mounting of movable mould board (203) has branch pipeline (402) of admitting air, branch pipeline (402) of admitting air is located movable mould board (203) upper surface one end inside fixed surface and installs check valve (403), branch pipeline (402) lower extreme movable mounting of admitting air has trunk line (401) of admitting air, trunk line (401) of admitting air pass through mounting groove (201) with air pump (4) fixed connection.

5. The injection mold facilitating demolding as claimed in claim 1, wherein: the cooling device is characterized in that a cooling liquid circulating pipe (501) is fixedly arranged below the movable template (203) inside the lower die (2), a cooling system (5) is fixedly arranged on the lower surface inside the mounting groove (201), and the cooling system (5) is fixedly connected with the cooling liquid circulating pipe (501).

6. The injection mold facilitating demolding as claimed in claim 1, wherein: the inner portion of the lower die (2) is provided with a gas supporting rod (7) on the lower surface of a movable die plate (203), one end of the gas supporting rod (7) is fixedly connected with the inner portion of the mounting groove (201) on the lower surface, and an injection molding space (6) is reserved between the movable die plate (203) and a fixed die plate (104) in the lower die (2).