CN216182448U

CN216182448U - Injection mold processing is with easy shedder

Info

Publication number: CN216182448U
Application number: CN202122390366.2U
Authority: CN
Inventors: 易振锋; 李会娟; 易重林
Original assignee: Kunshan Guiyan Precision Mould Co ltd
Current assignee: Xuanyi Precision Mold (Kunshan) Co.,Ltd.
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-04-05
Anticipated expiration: 2031-09-30

Abstract

The utility model discloses an easy demoulding device for processing an injection mould, which comprises a base plate and a lower mould. The lower mould is mounted on the right end of the base plate, a cylinder hole is penetrated in the center of the base plate, and the center of the left end of the lower mould is provided with a cylinder hole. There is a demoulding groove inside the mold, a mold core is provided at the center of the right end of the lower mold, an injection molded product is provided on the right side of the mold core, and a demoulding push plate is provided inside the demoulding groove. During use, it can effectively improve the molding rate of the product, and ensure the stability of the front and rear sliding during demoulding. One part of the area is exposed on the outside of the limit fixing plate. During demolding, the spherical ball can effectively reduce the generation of wear and tear during rolling friction, reduce the wear coefficient, and effectively improve the molding rate of the product in use. and mold life.

Description

Injection mold processing is with easy shedder

Technical Field

The utility model belongs to the technical field related to an easy demoulding device for mould processing, and particularly relates to an easy demoulding device for injection mould processing.

Background

The injection mold is a tool for producing plastic products and also a tool for endowing the plastic products with complete structures and accurate dimensions, the injection molding is a processing method used when producing certain parts with complicated shapes in batches, particularly, the heated and melted plastic is injected into a mold cavity from an injection molding machine at high pressure and is cooled and solidified to obtain a formed product, the injection mold is important process equipment for producing various industrial products, and the injection mold is widely applied to various industries along with the rapid development of the plastic industry and the popularization and application of the plastic products in the industrial departments of aviation, aerospace, electronics, machinery, ships, automobiles and the like.

The prior demoulding device technology has the following problems: the existing forming mold needs to be demolded after injection molding and cooling, and because the stability of the mold is poor when the mold slides forwards and backwards in the demolding process, long-time sliding abrasion easily causes the displacement deviation of the mold, so that an injection molding product cannot completely fall off and the forming efficiency of an injection molding part is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an easy demoulding device for processing an injection mould, which aims to solve the problems that a forming mould provided in the background technology needs to be demoulded after injection moulding and cooling, and the injection product cannot completely fall off and the forming efficiency of an injection molding part is influenced because the stability of the mould is poor when the mould slides forwards and backwards in the demoulding process and the displacement deviation of the mould is easily caused by long-time sliding abrasion.

In order to achieve the purpose, the utility model provides the following technical scheme: an easy demoulding device for processing an injection mould comprises a bottom plate and a lower mould, wherein the lower mould is arranged at the right end of the bottom plate, a cylinder hole penetrates through the inside of the center of the bottom plate, a demoulding groove is formed in the center of the left end of the lower mould, a mould core is arranged at the center of the right end of the lower mould, an injection finished product is arranged on the right side of the mould core, a demoulding push plate is arranged in the demoulding groove, sliding devices are arranged at the upper end and the lower end of the demoulding push plate, guide posts are arranged at the right end of the demoulding push plate close to the upper side and the lower side, the two guide posts transversely penetrate through the inside of the lower mould, a top module is arranged at the top ends of the two guide posts, each sliding device comprises a limiting fixing plate, a rectangular frame, a ball hole and a circular ball, the rectangular frame is arranged on the peripheral outer wall of the demoulding push plate, and a limiting fixing plate is arranged on the peripheral outer wall of the rectangular frame, four the inner wall all is provided with the ball hole all around of spacing fixed plate and rectangular frame, and is a plurality of the inside in ball hole all is embedded to have circular ball.

Preferably, the bottom plate, the demolding push plate and the lower mold are all designed to be square structures, and the two guide columns are identical in size and shape.

Preferably, two the guide post all adopts circular structural design, two the circular outer wall of guide post and the inner wall of bed die laminate completely, the top corner of mold core adopts the little radian cambered surface to handle.

Preferably, the cross-sectional area of the bottom plate is larger than that of the lower die, and the limiting fixing plate is fixedly connected with the rectangular frame through embedded screws.

Preferably, the bottom plate and the lower die are fixedly connected through embedded screws, and the right ends of the top module and the lower die are kept flush after being reset.

Preferably, the ball hole is designed to be circular, and after the ball hole is installed in the limiting fixing plate and the ball hole, one quarter of the ball hole is exposed outside the limiting fixing plate.

Compared with the prior art, the utility model provides the easy demoulding device for processing the injection mould, which has the following beneficial effects:

1. according to the utility model, the novel sliding device is additionally arranged on the peripheral outer wall of the demoulding push plate of the easy demoulding device for processing the injection mould, the device can effectively improve the forming rate of a product when in use, the stability of front and back sliding during demoulding is ensured, the round ball can slide in the ball hole and the limiting fixing plate in a rolling way when in use, one quarter of the area of the round ball is exposed outside the limiting fixing plate, the generation of abrasion can be effectively reduced when the ball is in rolling friction during demoulding, the abrasion coefficient is reduced, and the forming rate of the product and the service life of the mould are effectively improved during use.

2. The sliding device has the specific use flow that when the injection molding piece is produced through a mold for molding and demolding, the demolding push plate is easy to generate large abrasion when sliding for a long time, and at the moment, the circular balls are arranged on the peripheral outer walls of the demolding push plate, when demolding is needed, the circular balls can slide back and forth in the ball holes and the limiting fixing plate under the driving of the cylinder, and the circular balls are in contact with the outer wall of the demolding groove when the cylinder drives the sliding because the quarter area of the circular balls is exposed outside the limiting fixing plate, so that the abrasion is effectively reduced through rolling friction when the sliding is conducted, and the demolding stability is guaranteed.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model without limiting the utility model in which:

FIG. 1 is a schematic structural view of an easy-to-release device for processing an injection mold according to the present invention;

FIG. 2 is a schematic structural view of a sliding device according to the present invention;

in the figure: 1. a base plate; 2. a demoulding groove; 3. a cylinder bore; 4. demoulding push plate; 5. a sliding device; 6. a lower die; 7. a guide post; 8. a top module; 9. a mold core; 10. injection molding to obtain a finished product; 11. a limiting fixing plate; 12. a rectangular frame; 13. a ball hole; 14. a circular ball.

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.

Referring to fig. 1-2, the present invention provides a technical solution: an easy demoulding device for processing an injection mould comprises a bottom plate 1 and a lower mould 6, wherein the lower mould 6 is arranged at the right end of the bottom plate 1, a cylinder hole 3 penetrates through the inside of the center of the bottom plate 1, a demoulding push plate 4 and the lower mould 6 are all designed in a square structure, the two guide posts 7 are all the same in size and shape, the square structure is adopted, the installation and operation are simple and convenient when the device is used, the shape and the size are kept consistent, injection molding materials cannot leak when the device is used, the forming rate and the attractiveness of a product are ensured, a demoulding groove 2 is arranged inside the center of the left end of the lower mould 6, a mould core 9 is arranged at the center of the right end of the lower mould 6, an injection molding finished product 10 is arranged on the right side of the mould core 9, the demoulding push plate 4 is arranged inside the demoulding push plate 2, sliding devices 5 are arranged at the upper end and the lower end of the demoulding push plate 4, the guide posts 7 are arranged at the right end close to the upper side and the lower side of the demoulding push plate 4, the two guide posts 7 are designed in a circular structure, the circular outer walls of the two guide posts 7 are completely attached to the inner wall of the lower die 6, the corners of the top end of the die core 9 are treated by small arc surfaces, the guide posts 7 are completely attached to the inner wall of the lower die 6, the guide posts can be more flexible and stable when sliding before and after use, the stability of the injection die is ensured, the skew and other conditions are prevented when sliding forwards and backwards, the two guide posts 7 transversely penetrate through the lower die 6, the top ends of the two guide posts 7 are respectively provided with the top die block 8, the bottom plate 1 is fixedly connected with the lower die 6 through embedded screws, the right ends of the two top die blocks 8 and the right end of the lower die 6 are kept flush after resetting, the top die block 8 and the lower die 6 are kept flush after resetting, so that the forming rate of products is effectively ensured when the products are injected, and the unqualified products caused by unevenness are prevented, and the convenience and rapidness that will be added when shaping demolds, the slide device 5 includes limiting the dead plate 11, rectangular frame 12, ball hole 13 and round ball 14, there are rectangular frames 12 on the peripheral outer wall of the knockout push pedal 4, there are limiting dead plates 11 on the peripheral outer wall of the rectangular frame 12, four limiting dead plates 11 and peripheral inner walls of the rectangular frame 12 have ball holes 13, the inside of multiple ball holes 13 has round balls 14 embedded, the cross-sectional area of the bottom plate 1 is greater than the cross-sectional area of the lower mould 6, limiting dead plate 11 and rectangular frame 12 are fixedly connected through the embedded screw, because of adopting the embedded screw to fixedly connect, can carry on flexible regulation and fixing while using, will be more convenient and flexible when the maintenance of the later stage is dismantled, it has advantages such as simple in construction, connect reliably, it is convenient to mount and dismount, the ball hole 13 adopts the round structural design, ball hole 13 is installed in spacing fixed plate 11 and ball hole 13's inside back, and the quarter in ball hole 13 exposes in spacing fixed plate 11 outside, because of the adoption be circular structural design, can be more steady light when sliding around carrying on, circular roll can effectual reducing wear improve the life of mould.

The working principle and the using process of the utility model are as follows: after the injection molding machine is installed, materials are added into a charging barrel of the injection molding machine from a hopper, the injection molding machine utilizes thermophysical properties of plastics, a heating ring is arranged outside the charging barrel to heat and melt the materials, a screw rod which is driven to rotate under the action of an external power motor is arranged in the charging barrel, the materials are conveyed forwards and compacted along a screw groove under the action of the screw rod, the materials are gradually plasticized and melted uniformly under the double actions of external heating and screw rod shearing, the melted materials are pushed to the head of the screw rod when the screw rod rotates, the melted materials in a material storage chamber are injected into a mold at high speed and high pressure, the materials in the mold are subjected to pressure maintaining, cooling and solidification molding, a cylinder is started to drive a demolding push plate 4 to slide forwards through the inside a cylinder hole 3, at the moment, a round ball 14 is contacted with a demolding groove 2 to generate rolling friction to drive a guide column 7 and a top module 8 to slide forwards, and the movement is stopped after the materials reach a specified position, at this moment, the injection molding finished product 10 at the top end of the top module 8 can be separated from the mold core 9 and fall into a storage box prepared in advance, and then the cylinder can drive the demolding push plate 4, the guide post 7 and the top module 8 to return to the original position again, so that the next injection molding operation is facilitated.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An easy demoulding device for injection mold processing, comprising a bottom plate (1) and a lower mold (6), characterized in that: the lower mold (6) is installed on the right end of the bottom plate (1), and the bottom plate (1) A cylinder hole (3) runs through the center of the lower mold (6), a demolding groove (2) is provided in the center of the left end of the lower mold (6), and a mold core ( 9), an injection molded product (10) is provided on the right side of the mold core (9), a demoulding push plate (4) is provided inside the demoulding groove (2), and the demoulding push plate (4) A sliding device (5) is provided on the upper and lower ends of the mold release push plate (4), and guide posts (7) are provided at the right end of the demoulding push plate (4) near the upper and lower sides, and both of the guide posts (7) are transversely penetrated at the bottom. Inside the mold (6), the top ends of the two guide columns (7) are provided with a top module (8), and the sliding device (5) includes a limit fixing plate (11), a rectangular frame (12), balls A hole (13) and a circular ball (14), a rectangular frame (12) is provided on the surrounding outer walls of the demoulding push plate (4), and a limit fixing plate is provided on the surrounding outer walls of the rectangular frame (12). (11), the four limiting and fixing plates (11) and the surrounding inner walls of the rectangular frame (12) are provided with ball holes (13), and the interiors of the plurality of ball holes (13) are embedded with a circular shape. Balls (14).

2. An easy demoulding device for injection mold processing according to claim 1, characterized in that: the bottom plate (1), the demoulding push plate (4), and the lower mold (6) are all designed with a square structure, The size and shape of the two guide columns (7) are the same.

3. An easy demoulding device for injection mold processing according to claim 1, characterized in that: the two guide columns (7) are designed with a circular structure, and the two guide columns (7) are designed with a circular structure. The circular outer wall and the inner wall of the lower mold (6) are completely fitted, and the top corner of the mold core (9) is treated with a small arc surface.

4. An easy demoulding device for injection mold processing according to claim 1, characterized in that: the cross-sectional area of the bottom plate (1) is larger than the cross-sectional area of the lower mold (6), and the limit fixing plate ( 11) and the rectangular frame (12) are fixedly connected by built-in screws.

5. An easy demoulding device for injection mold processing according to claim 1, characterized in that: the bottom plate (1) and the lower mold (6) are fixedly connected by embedded screws, and the two top modules are The right end of (8) and the right end of the lower die (6) remain flush after reset.

6 . The easy demoulding device for injection mold processing according to claim 1 , wherein the ball hole ( 13 ) adopts a circular structure design, and the ball hole ( 13 ) is installed on the limit fixing plate. 7 . (11) and the inside of the ball hole (13), a quarter of the ball hole (13) is exposed outside the limit fixing plate (11).