CN215550634U

CN215550634U - Double-color mold based on injection molding ejection balance technology

Info

Publication number: CN215550634U
Application number: CN202120296653.4U
Authority: CN
Inventors: 姜明杰
Original assignee: Hangzhou Suokai Industrial Co ltd
Current assignee: Hangzhou Suokai Industrial Co ltd
Priority date: 2021-02-02
Filing date: 2021-02-02
Publication date: 2022-01-18
Anticipated expiration: 2031-02-02

Abstract

The utility model discloses a double-color mold based on an injection molding ejection balance technology, which relates to the field of double-color molds and comprises a bottom mold, wherein the top of the bottom mold is connected with a top mold through a positioning mechanism, both sides of the top mold are provided with glue inlets, both sides of the inside of the bottom mold are provided with mold grooves, a balance separation groove is arranged between the two mold grooves, the bottom of the balance separation groove is provided with a slot, the center of the inside of the top mold is provided with a socket, the top of the top mold is provided with a balance mechanism, and the bottom of the bottom mold is provided with an ejection mechanism. The utility model can prevent the unbalanced condition in the glue feeding process when the mould is fed, so that the glue liquid deviates to one side when the glue liquid is injected, the product produced by the mould is unqualified, the appearance of the product is influenced, and the product can be ejected and demoulded after the product is manufactured.

Description

Double-color mold based on injection molding ejection balance technology

Technical Field

The utility model relates to the field of double-color molds, in particular to a double-color mold based on an injection molding ejection balance technology.

Background

The double-color mold is a mold with two plastic materials injected on the same injection molding machine and formed twice, but the product is only taken out of the mold once, generally the molding process is also called double-material injection molding, generally the molding process is completed by one set of mold and needs a special double-color injection molding machine, the double-color mold is increasingly popular in the market, the appearance of the product can be more beautiful by the process, the color can be easily changed without spraying, but the manufacturing cost is high, the technical requirement is high, the double-color injection molding machine is generally of two types, and the injection screw parallel injection molding machine and the injection screw vertical injection molding machine are adopted.

At present, people are more and more to the outward appearance requirement of product, and along with the continuous development that the mould goes on, more and more different colours kind's product is being used by people, and double-colored mould adopts single glue inlet to advance to glue among the prior art mostly, and the liquid is glued and often can appear advancing the unbalanced condition of gluing when getting into the mould inside to lead to the glue solution to one side partially when moulding plastics, make the product qualification rate that the chase was moulded plastics out low, and produce the influence to the product outward appearance.

Therefore, it is necessary to invent a two-color mold based on injection molding ejection balance technology to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a double-color mold based on an injection molding ejection balance technology, and aims to solve the problems that most double-color molds provided in the background technology adopt a single glue inlet to feed glue, the glue feeding is unbalanced when liquid glue enters the mold, the glue liquid deviates to one side during injection molding, the qualified rate of products injected from a mold cavity is low, and the appearance of the products is affected.

In order to achieve the purpose, the utility model provides the following technical scheme: the double-color mold based on the injection molding ejection balance technology comprises a bottom mold, wherein the top of the bottom mold is connected with a top mold through a positioning mechanism, both sides of the top mold are provided with glue inlets, both sides of the inside of the bottom mold are provided with mold grooves, a balance separation groove is arranged between the two mold grooves, the bottom of the balance separation groove is provided with a slot, the center of the inside of the top mold is provided with a socket, the top of the top mold is provided with a balance mechanism, and the bottom of the bottom mold is provided with an ejection mechanism;

the balance mechanism comprises an installation shell, the bottom of the installation shell is fixedly connected with the top of a top die, one side of the inside of the installation shell is connected with a threaded rod through a bearing in a rotating mode, the surface of the threaded rod is connected with a lifting plate in a threaded mode, a partition plate is fixedly installed at the center of the bottom of the lifting plate and extends to the inside of an opened slot of the bottom die through a socket, a worm is fixedly connected with the top of the threaded rod, a protective shell is fixedly installed on one side of the top of the installation shell, a worm wheel is connected to the inside of the protective shell through a rotating shaft in a rotating mode, and the surface of the worm wheel is connected with one side of the worm in a meshing mode.

Preferably, a guide rod is fixedly mounted on the other side of the interior of the mounting shell, and the bottom of the guide rod penetrates through the lifting plate and is in sliding connection with the lifting plate.

Preferably, the front end of the rotating shaft penetrates through the front side of the protective shell and is fixedly connected with a rotating handle, and anti-skid grains are formed in the surface of the rotating handle.

Preferably, the positioning mechanism comprises four positioning rods, the bottoms of the four positioning rods are fixedly connected with the four corners of the top of the bottom die respectively, and positioning grooves matched with the positioning rods are formed in the four corners of the bottom of the top die.

Preferably, the bottom four corners of the bottom die are fixedly provided with supporting legs, and the bottom of each supporting leg is fixedly connected with a supporting bottom plate.

Preferably, the ejection mechanism comprises a hydraulic rod, the bottom of the hydraulic rod is fixedly connected with the top center of the supporting bottom plate, a top plate is fixedly mounted at the top output end of the hydraulic rod, a plurality of ejector rods are fixedly mounted at the top of the top plate, ejection holes matched with the ejector rods are formed in the bottoms of the two die cavities, and the ejector rods extend to the bottom of the inner side of the die cavity through the corresponding ejection holes respectively.

The utility model has the technical effects and advantages that:

1. two glue solutions are led into the two cavities through glue inlets arranged in the two sides of the top die, then the two glue solutions are separated by a partition board inserted into the balance partition groove formed in the bottom die, after the two glue solutions are completely injected, the rotating shaft is rotated, the rotating shaft drives the worm wheel to rotate, the worm wheel drives the worm which is in meshed connection to rotate, the worm drives the threaded rod which is fixedly connected with the bottom to rotate, the threaded rod drives the lifting plate which is in threaded connection with the surface to lift, the lifting plate drives the partition plate which is fixedly connected with the bottom to lift, and after the partition plate lifts, the glue solutions which are led into the two die cavities are gradually and uniformly fused, therefore, when the mold is fed with glue, the situation that the glue feeding process is unbalanced is prevented, so that the glue liquid deviates to one side during injection molding, the product produced by the mold is unqualified, and the appearance of the product is influenced;

2. the purpose of conveniently driving the rotating shaft to rotate is achieved by installing the rotating handle at the front end of the rotating rod, the guide rod is installed on the other side inside the installation shell, and then the guide rod penetrates through the lifting plate and is in sliding connection with the lifting plate, so that the purpose of guiding the lifting plate is achieved, and the lifting plate is prevented from position deviation in the up-and-down moving process;

3. through the bottom four corners department installation supporting leg at the die block utensil, then at the common fixed mounting supporting baseplate in the bottom of a plurality of supporting legs, thereby reach the purpose that supports the device, through the top center department installation hydraulic stem at supporting baseplate, then at the top output installation roof of hydraulic stem, again at a plurality of ejector pins of top installation of roof, a plurality of ejector pins are extending to the inboard bottom in die cavity through the ejecting hole of seting up, thereby reach the purpose of carrying out ejecting drawing of patterns to the product after the product preparation is accomplished.

Drawings

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

FIG. 2 is a schematic cross-sectional front view of the present invention;

fig. 3 is a schematic top view of the bottom mold of the present invention.

In the figure: 1. a bottom mold; 2. ejecting the mold; 3. a die cavity; 4. a balance separation groove; 5. a slot; 6. mounting a shell; 7. a lifting plate; 8. a partition plate; 9. a worm; 10. a protective shell; 11. a rotating shaft; 12. a worm gear; 13. A guide bar; 14. rotating the handle; 15. positioning a rod; 16. a positioning groove; 17. supporting legs; 18. a support base plate; 19. a hydraulic lever; 20. a top plate; 21. a top rod; 22. a threaded rod; 23. and a glue inlet.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a double-color die based on injection molding ejection balance technology as shown in figures 1-3, which comprises a bottom die 1, wherein the top of the bottom die 1 is connected with a top die 2 through a positioning mechanism, both sides of the top die 2 are provided with glue inlets 23, both sides of the inside of the bottom die 1 are provided with die cavities 3, a balance separation groove 4 is arranged between the two die cavities 3, the bottom of the balance separation groove 4 is provided with a slot 5, the center of the inside of the top die 2 is provided with a socket, the top of the top die 2 is provided with a balance mechanism, the bottom of the bottom die 1 is provided with an ejection mechanism, the balance mechanism comprises a mounting shell 6, the bottom of the mounting shell 6 is fixedly connected with the top of the top die 2, one side of the inside of the mounting shell 6 is rotatably connected with a threaded rod 22 through a bearing, the surface of the threaded rod 22 is in threaded connection with a lifting plate 7, and the center of the bottom of the lifting plate 7 is fixedly provided with a partition plate 8, baffle 8 extends to inside slot 5 of seting up of end mould 1 through the socket inside, the top fixedly connected with worm 9 of threaded rod 22, top one side fixed mounting of installation shell 6 has protecting crust 10, the inside of protecting crust 10 rotates through pivot 11 and is connected with worm wheel 12, the surface of worm wheel 12 is connected with one side meshing of worm 9, advance when gluing to the mould, prevent to advance the condition that unbalanced in-process appears, lead to inclined to one side when the glue solution is moulded plastics, the product that makes the mould produce is unqualified, and produce the influence to the outward appearance of product.

As shown in fig. 2, a guide rod 13 is fixedly installed at the other side inside the installation shell 6, and the bottom of the guide rod 13 penetrates through the lifting plate 7 and is slidably connected with the lifting plate 7 to guide the lifting plate 7, so that the lifting plate 7 is prevented from position deviation in the up-and-down moving process.

As shown in fig. 1, the front end of the rotating shaft 11 penetrates through the front side of the protective shell 10 and is fixedly connected with a rotating handle 14, so as to drive the rotating shaft 11 to rotate, and the surface of the rotating handle 14 is provided with anti-slip lines to prevent sliding when the rotating handle 14 is rotated.

As shown in fig. 2-3, the positioning mechanism includes four positioning rods 15, the bottoms of the four positioning rods 15 are respectively fixedly connected with the four corners of the top of the bottom mold 1, the four corners of the bottom of the top mold 2 are respectively provided with positioning grooves 16 matched with the positioning rods 15, and the positioning grooves are aligned and positioned when the top mold 2 is connected with the bottom mold 1, so as to prevent installation dislocation.

As shown in fig. 1-2, support legs 17 are fixedly mounted at four corners of the bottom die 1, and a support bottom plate 18 is fixedly connected to the bottoms of the support legs 17 to support the device.

As shown in fig. 1-3, the ejection mechanism includes a hydraulic rod 19, the bottom of the hydraulic rod 19 is fixedly connected to the top center of the supporting bottom plate 18, a top plate 20 is fixedly mounted at the top output end of the hydraulic rod 19, a plurality of ejector rods 21 are fixedly mounted at the top of the top plate 20, ejection holes matched with the ejector rods 21 are formed in the bottoms of the two mold cavities 3, the ejector rods 21 extend to the bottom of the inner side of the mold cavity 3 through the corresponding ejection holes, and the product is ejected and demolded after the product is manufactured.

The working principle of the utility model is as follows: the glue solution is led into two cavities 3 arranged in a bottom die 1 through glue inlets 23 arranged on two sides of the top die 2, then the two glue solutions are separated through a partition plate 8 inserted into a balance separation groove 4 arranged in the bottom die 1, after the two glue solutions are completely injected, a rotating shaft 11 is driven to rotate through a rotating handle 14, the rotating shaft 11 drives a worm wheel 12 to rotate, the worm wheel 12 drives a worm 9 in meshing connection to rotate, the worm 9 drives a threaded rod 22 fixedly connected with the bottom to rotate, the threaded rod 22 drives a lifting plate 7 in surface threaded connection to ascend, the lifting plate 7 drives the partition plate 8 fixedly connected with the bottom to ascend, after the partition plate 8 ascends, the glue solutions led into the two cavities 3 are gradually and uniformly fused, the top die 2 is opened after waiting for the product to be cooled, then a hydraulic rod 19 drives a top plate 20 to ascend, the top plate 20 drives a plurality of top ejector rods 21 fixedly arranged on the top to ascend, and a plurality of ejector rods 21 extend to the inside of the die cavity 3 through corresponding ejector holes, and eject and demold the cooled product.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. Double-color mold based on injection molding ejection balance technology, which is characterized in that: the mold comprises a bottom mold (1), wherein the top of the bottom mold (1) is connected with a top mold (2) through a positioning mechanism, both sides of the top mold (2) are provided with glue inlets (23), both sides of the inside of the bottom mold (1) are provided with mold cavities (3), a balance separation groove (4) is arranged between the two mold cavities (3), the bottom of the balance separation groove (4) is provided with a slot (5), the center of the inside of the top mold (2) is provided with a socket, the top of the top mold (2) is provided with a balance mechanism, and the bottom of the bottom mold (1) is provided with an ejection mechanism;

balance mechanism is including installation shell (6), the bottom of installation shell (6) and the top fixed connection of top mould (2), inside one side of installation shell (6) is rotated through the bearing and is connected with threaded rod (22), threaded rod (22) surface threaded connection has lifter plate (7), fixed mounting is located at the bottom center of lifter plate (7) has baffle (8), inside slot (5) that inside was seted up of bottom mould (1) are extended to through the socket in baffle (8), top fixedly connected with worm (9) of threaded rod (22), top one side fixed mounting of installation shell (6) has protecting crust (10), the inside of protecting crust (10) is rotated through pivot (11) and is connected with worm wheel (12), the surface of worm wheel (12) is connected with one side meshing of worm (9).

2. The two-color mold based on injection molding ejection balancing technology of claim 1, wherein: the other side of the interior of the mounting shell (6) is fixedly provided with a guide rod (13), and the bottom of the guide rod (13) penetrates through the lifting plate (7) and is in sliding connection with the lifting plate.

3. The two-color mold based on injection molding ejection balancing technology of claim 1, wherein: the front end of the rotating shaft (11) penetrates through the front side of the protective shell (10) and is fixedly connected with a rotating handle (14), and anti-skid grains are formed in the surface of the rotating handle (14).

4. The two-color mold based on injection molding ejection balancing technology of claim 1, wherein: the positioning mechanism comprises four positioning rods (15), the bottoms of the four positioning rods (15) are fixedly connected with the four corners of the top of the bottom die (1) respectively, and positioning grooves (16) matched with the positioning rods (15) are formed in the four corners of the bottom of the top die (2).

5. The two-color mold based on injection molding ejection balancing technology of claim 1, wherein: the bottom die is characterized in that supporting legs (17) are fixedly mounted at four corners of the bottom die (1) respectively, and a plurality of supporting legs (17) are fixedly connected with a supporting bottom plate (18) together at the bottom.

6. The two-color mold based on injection molding ejection balancing technology of claim 5, wherein: the ejection mechanism comprises a hydraulic rod (19), the bottom of the hydraulic rod (19) is fixedly connected with the center of the top of the supporting bottom plate (18), a top plate (20) is fixedly mounted at the output end of the top of the hydraulic rod (19), a plurality of ejector rods (21) are fixedly mounted at the top of the top plate (20), ejection holes matched with the ejector rods (21) are formed in the bottom of the die cavity (3), and the ejector rods (21) extend to the bottom of the inner side of the die cavity (3) through the corresponding ejection holes.