CN216100140U

CN216100140U - Center block for preventing slitter edge from sticking to mold in injection mold

Info

Publication number: CN216100140U
Application number: CN202121108114.XU
Authority: CN
Inventors: 罗文骏
Original assignee: Taicang Dingyi Semiconductor Technology Co ltd
Current assignee: Taicang Dingyi Semiconductor Technology Co ltd
Priority date: 2021-05-24
Filing date: 2021-05-24
Publication date: 2022-03-22
Anticipated expiration: 2031-05-24

Abstract

The utility model discloses a center block for preventing a waste edge from being adhered to a mold in an injection mold, which comprises a substrate and a panel, wherein the panel covers the end surface of the substrate, the surface of the panel adjacent to the substrate is fixedly connected with a fixing column, the surface of the substrate adjacent to the panel is provided with an installation groove, the fixing column and the installation groove are mutually corresponding and fixed, the surface between the panel and the installation groove is jointed, the surface of the panel is fixedly connected with an anti-sticking coating, and the anti-sticking coating comprises a hard phase, a powder matrix and a high-temperature-resistant adhesive; the panel is detachable construction with the base plate, if be favorable to the panel to take place impaired follow-up change, and antiseized coating effectively avoids the panel to be infected with the waste material in the use simultaneously, guarantees the precision of mould at the in-process of moulding plastics.

Description

Center block for preventing slitter edge from sticking to mold in injection mold

Technical Field

The utility model relates to the technical field of injection molds, in particular to a center block for preventing a waste edge from being adhered to a mold in an injection mold.

Background

The injection molding is a method for producing and molding industrial products, the products generally adopt rubber injection molding and plastic injection molding, and the injection molding can also be divided into an injection molding die pressing method and a die casting method, and the injection molds on the market at present still have various defects and cannot meet the requirements of production and life;

if the problem that the waste edges are adhered easily occurs in the injection molding production process of the parts of the existing injection mold, if cleaning treatment is not performed in time, the processing production precision of the injection mold is easily influenced, and the production progress efficiency of the injection mold is delayed, so that the center block for preventing the waste edges from being adhered to the mold in the injection mold is provided.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides the center block for preventing the slitter edge from being adhered to the mold in the injection mold, the panel and the substrate are of a separated detachable structure, the subsequent replacement of the panel if the panel is damaged is facilitated, meanwhile, the anti-sticking coating effectively prevents the panel from being stained with waste materials in the using process, and the precision of the mold in the injection molding process is ensured.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a center block for preventing slitter edge from gluing mould among injection mold, includes base plate and panel, the panel covers the terminal surface at the base plate, the fixed surface that the panel is adjacent to the base plate is connected with the fixed column, the mounting groove has been seted up on the surface that the base plate is adjacent to the panel, the fixed column corresponds each other and is fixed with the mounting groove, the laminating of surface between panel and the mounting groove, the fixed surface of panel is connected with anti-sticking coating, anti-sticking coating includes stereoplasm looks, powder base member and high temperature resistant adhesive.

Preferably, the surface of the fixing column is provided with a containing groove, a steel ball is arranged in the containing groove, and an external port of the containing groove is fixedly connected with a limiting ring.

Preferably, the inner wall of the mounting groove is provided with a positioning hole, and the accommodating groove and the positioning hole correspond to each other and have ports coincident with each other.

Preferably, the inner wall of the positioning hole is fixedly connected with a magnetic sticker, and the end of the steel ball penetrates through the limiting ring and is fixed inside the positioning hole.

Preferably, a reinforcing plate is fixedly connected between the fixing column and the panel, and a rib plate is fixedly connected to the outer wall of the port of the positioning hole.

Preferably, the hard phase and the powder matrix are mixed with each other, and the high-temperature-resistant binder is aluminum dihydrogen phosphate.

Compared with the prior art, the utility model can achieve the following beneficial effects:

1. through the designed substrate and the panel, the panel and the substrate are in a separated detachable structure, so that the subsequent replacement of the panel if the panel is damaged is facilitated, meanwhile, the anti-sticking coating effectively prevents the panel from being stained with waste materials in the use process, and the accuracy of the mold in the injection molding process is ensured;

2. the panel and the substrate are not provided with obvious connecting slotted holes at the outer part, the die is effectively prevented from being infected with waste materials in the injection molding process, the panel is clamped and fixed with the steel ball balls of the fixing columns and the positioning holes in the inner wall of the mounting groove of the substrate, the magnetic control is favorable for disassembly and assembly, and the panel and the substrate are firmly fixed.

Drawings

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

FIG. 2 is a cross-sectional view of the fixing post of the present invention;

FIG. 3 is a schematic view of a positioning hole of the present invention;

FIG. 4 is a schematic representation of a release coating of the present invention.

Wherein: 1. a substrate; 2. a panel; 3. mounting grooves; 4. fixing a column; 5. an anti-sticking coating; 6. a reinforcing plate; 7. positioning holes; 8. a receiving groove; 9. a limiting ring; 10. steel ball balls; 11. magnetic sticking; 12. a rib plate; 13. a hard phase; 14. a powder matrix; 15. a high temperature resistant adhesive.

Detailed Description

The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Examples

Referring to fig. 1 and 4, the present invention provides a center block for preventing a waste edge from sticking to a mold in an injection mold, including a substrate 1 and a panel 2, the panel 2 covers an end surface of the substrate 1, a fixing post 4 is fixedly connected to a surface of the panel 2 adjacent to the substrate 1, an installation groove 3 is formed on a surface of the substrate 1 adjacent to the panel 2, the fixing post 4 and the installation groove 3 are corresponding and fixed to each other, the surface of the panel 2 is attached to the installation groove 3, an anti-sticking coating 5 is fixedly connected to a surface of the panel 2, the anti-sticking coating 5 includes a hard phase 13, a powder matrix 14 and a high temperature resistant adhesive 15, the hard phase 13 and the powder matrix 14 are mixed with each other, the high temperature resistant adhesive 15 is aluminum dihydrogen phosphate, the powder matrix 14 is boron nitride, graphite, calcium fluoride, barium fluoride, chromium oxide, silver, nickel, copper, aluminum oxide and phosphate, the hard phase 13 is one of tungsten carbide, chromium oxide, silver, nickel, copper, aluminum oxide and phosphate, Any one or combination of any two or more of chromium carbide, aluminum oxide and chromium oxide, the panel 2 and the substrate 1 are of a separated detachable structure, so that subsequent replacement of the panel 2 if the panel is damaged is facilitated, and meanwhile, the anti-sticking coating 5 effectively prevents the panel 2 from being stained with waste materials in the using process, so that the precision of the mold in the injection molding process is ensured;

as another embodiment of the present invention, as shown in fig. 1, 2 and 3, the present invention discloses that an accommodating groove 8 is formed on the surface of a fixing post 4, a steel ball 10 is disposed inside the accommodating groove 8, a stop ring 9 is fixedly connected to an external port of the accommodating groove 8, a positioning hole 7 is formed on the internal wall of the mounting groove 3, the accommodating groove 8 and the positioning hole 7 correspond to each other and the ports coincide, a magnetic sticker 11 is fixedly connected to the internal wall of the positioning hole 7, an end of the steel ball 10 penetrates through the stop ring 9 and is fixed inside the positioning hole 7, a reinforcing plate 6 is fixedly connected between the fixing post 4 and the panel 2, a rib plate 12 is fixedly connected to the external wall of the port of the positioning hole 7, no obvious connecting slot hole is formed outside between the panel 2 and the substrate 1, thereby effectively preventing the mold from being contaminated by waste material during the injection molding process, the panel 2 is fixed with the positioning hole 7 on the internal wall of the mounting groove 3 of the substrate 1 by the steel ball 10 of the fixing post 4, the magnetic control is beneficial to disassembly and assembly, and the panel 2 and the substrate 1 are firmly fixed;

according to the center block for preventing the waste edge from being adhered to the mold in the injection mold, the panel 2 and the substrate 1 are of the separated detachable structure, so that the panel 2 can be replaced later if damaged, meanwhile, the anti-sticking coating 5 effectively prevents the panel 2 from being stained with waste materials in the using process, and the accuracy of the mold in the injection molding process is ensured; the panel 2 and the substrate 1 are externally provided with no obvious connecting slotted hole, the phenomenon that the mold is infected with waste materials in the injection molding process is effectively avoided, the panel 2 is clamped and fixed with the steel ball balls 10 of the fixing columns 4 and the positioning holes 7 in the inner wall of the mounting groove 3 of the substrate 1, the magnetic control is favorable for disassembly and assembly, and the panel 2 and the substrate 1 are firmly fixed.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a prevent that slitter edge from gluing injection mold center block structure of mould, includes base plate (1) and panel (2), its characterized in that: the panel (2) covers the end face of the substrate (1), the surface of the panel (2) adjacent to the substrate (1) is fixedly connected with a fixing column (4), the surface of the substrate (1) adjacent to the panel (2) is provided with a mounting groove (3), the fixing column (4) corresponds to and is fixed to the mounting groove (3), the surface of the panel (2) is attached to the surface of the mounting groove (3), and the surface of the panel (2) is fixedly connected with an anti-sticking coating (5).

2. An injection mold center block structure for preventing the slitter edge from sticking to the mold according to claim 1, wherein: the surface of the fixing column (4) is provided with a containing groove (8), a steel ball (10) is arranged in the containing groove (8), and a limiting ring (9) is fixedly connected to an external port of the containing groove (8).

3. An injection mold center block structure for preventing the slitter edge from sticking to the mold according to claim 2, wherein: the inner wall of the mounting groove (3) is provided with a positioning hole (7), and the accommodating groove (8) and the positioning hole (7) correspond to each other and have ports coincident.

4. An injection mold center block structure for preventing the slitter edge from sticking to the mold according to claim 3, wherein: the inner wall of the positioning hole (7) is fixedly connected with a magnetic sticker (11), and the end of the steel ball (10) penetrates through the limiting ring (9) and is fixed inside the positioning hole (7).

5. An injection mold center block structure for preventing the slitter edge from sticking to the mold according to claim 3, wherein: a reinforcing plate (6) is fixedly connected between the fixing column (4) and the panel (2), and a rib plate (12) is fixedly connected to the outer wall of the port of the positioning hole (7).