CN111152413A

CN111152413A - Combined injection mold

Info

Publication number: CN111152413A
Application number: CN202010009603.3A
Authority: CN
Inventors: 吕炎
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-06
Filing date: 2020-01-06
Publication date: 2020-05-15

Abstract

The invention discloses a combined injection mold, which comprises a lower mold base, a middle connecting body and an upper mold cover, wherein four corners of the upper side of the lower mold base are provided with first positioning holes, the lower side of the middle connecting body is inserted into the upper side of the lower mold base through a first positioning rod, four corners of the upper side of the middle connecting body are provided with second positioning holes, the upper mold cover and the middle connecting body are connected through positioning nails, an injection molding cavity is formed in the middle connecting body, and a plurality of middle connecting bodies are inserted and butted up and down.

Description

Combined injection mold

Technical Field

The invention relates to the technical field of combined injection molds, in particular to a combined injection mold.

Background

Briefly, the mold is a tool for manufacturing a molded article, the tool is composed of various parts, and different molds are composed of different parts, the shape of the article is processed mainly by changing the physical state of the molded material, the molds are classified into ① molds for processing metal, ② molds for processing nonmetal and powder metallurgy, including plastic molds (such as a two-color mold, a compression mold, an extrusion mold, and the like), rubber molds, powder metallurgy molds, and the like.

The injection molding volume of the existing mold is usually fixed and unchanged, and when the molds with different volumes need to be injected, different molds need to be replaced, a large amount of materials are wasted, and the mold is not convenient to disassemble and disassemble.

Disclosure of Invention

The invention aims to provide a combined injection mold, which solves the problems that the injection volume of the existing mold is usually fixed and unchanged, when molds with different volumes are required to be injected, different molds are required to be replaced, a large amount of materials are wasted, and the mold is inconvenient to disassemble and disassemble.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a modular injection mold, includes die holder, middle part connector and upper die cover, first locating hole has been seted up at four turnings of die holder upside, middle part connector downside is inserted through first locating rod and is established the die holder upside, the second locating hole has been seted up at four turnings of middle part connector upside, go up and connect through the set screw between die cover and the middle part connector, the inside chamber of moulding plastics of having seted up of middle part connector, the middle part connector is inserted from top to bottom and is established and to have a plurality ofly.

Preferably, the middle part of the upper side of the upper die cover is provided with an injection molding opening.

Preferably, the exhaust holes are formed in two sides of the upper die cover.

Preferably, a first clamping groove is formed in the upper side of the lower die base, a first clamping piece is installed on the lower side of the middle connecting body, and the first clamping piece is clamped in the first clamping groove.

Preferably, a second clamping groove is formed in the upper side of the middle connecting body, a second clamping piece is installed on the upper die cover, and the second clamping piece can be clamped in the second clamping groove.

Preferably, a third positioning hole is formed in the outer side of the upper die cover, and the positioning nail penetrates through the third positioning hole to be inserted into or connected with or in threaded connection with the second positioning hole.

Preferably, the number of the middle connecting bodies is at least two, and the middle part of the upper side of the lower die base is provided with a lower supporting piece.

Compared with the prior art, the invention has the beneficial effects that:

1. the lower die base, the middle connecting body and the upper die cover are connected in a combined mode, so that the die unloading processing is convenient, the middle connecting bodies are in butt joint with each other in an up-and-down inserting mode, a plurality of dies with different injection molding volumes can be formed, and the injection molding use efficiency of the dies is improved.

2. According to the invention, the lower die holder, the middle connecting body and the upper die cover are inserted, connected and positioned through the positioning rod and the positioning hole, so that the lower die holder, the middle connecting body and the upper die cover are conveniently and quickly disassembled and assembled, and thus the lower die holder, the middle connecting body and the upper die cover are convenient to combine and use.

3. According to the invention, the upper side of the lower die base is provided with the first clamping groove, the lower side of the middle connecting body is provided with the first clamping piece, and the first clamping piece is clamped in the first clamping groove, so that the sealing property of the connection between the lower die base and the middle connecting body is favorably improved; the second draw-in groove has been seted up to middle part connector upside, goes up the mould lid and installs second joint spare, and second joint spare can block and establish in the second draw-in groove, is favorable to improving the leakproofness of connecting between mould lid and the middle part connector, is convenient for mould plastics and handles.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

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

FIG. 2 is a top view of the lower stripper base structure of the present invention;

FIG. 3 is a schematic view of a connecting structure of a second cylinder and an upper mold clamping block according to the present invention;

fig. 4 is a schematic structural view of the upper mold cover of the present invention.

In the figure: 1. a lower die holder; 2. a middle connector; 3. putting a mold cover; 4. an exhaust hole; 5. an injection molding port; 6. a second clip member; 7. a third positioning hole; 8. positioning nails; 9. an injection molding cavity; 10. a second positioning hole; 11. a second card slot; 12. a first card slot; 13. a lower supporting sheet; 14. a first clip member; 15. a first positioning hole; 16. a first positioning rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Referring to fig. 1, 2, 3 and 4, in the embodiment of the invention, a combined injection mold comprises a lower die holder 1, a middle connecting body 2 and an upper die cover 3, wherein four corners of the upper side of the lower die holder 1 are provided with first positioning holes 15, the lower side of the middle connecting body 2 is inserted into the upper side of the lower die holder 1 through first positioning rods 16, the middle connecting body 2 is conveniently inserted into the upper side of the lower die holder 1, four corners of the upper side of the middle connecting body 2 are provided with second positioning holes 10, so that the lower die holder 1, the middle connecting body 2 and the upper die cover 3 are connected and positioned through the positioning rods and the positioning holes, the lower assembly and disassembly are convenient and quick, the combined use is convenient, the upper die cover 3 and the middle connecting body 2 are connected through positioning nails 8, an injection molding cavity 9 is arranged inside the middle connecting body 2, a plurality of middle connecting bodies 2 are inserted, the flexibility of use is improved.

Preferably, the middle part of the upper side of the upper mold cover 3 is provided with an injection molding port 5, and the two sides of the upper mold cover 3 are provided with exhaust holes 4, so that injection molding and exhaust treatment are facilitated.

Preferably, first draw-in groove 12 has been seted up to 1 upside of die holder, and first joint spare 14 is installed to 2 downside of middle part connector, and first joint spare 14 card is established in first draw-in groove 12, is favorable to improving the leakproofness of being connected between die holder 1 and the middle part connector 2.

Preferably, the second clamping groove 11 is formed in the upper side of the middle connecting body 2, the second clamping piece 6 is installed on the upper die cover 3, the second clamping piece 6 can be clamped in the second clamping groove 11, the improvement of the sealing performance of connection between the upper die cover 3 and the middle connecting body 2 is facilitated, and the injection molding processing is facilitated.

Preferably, the outer side of the upper mold cover 3 is provided with a third positioning hole 7, and the positioning nail 8 penetrates through the third positioning hole 7 to be inserted into or connected with the second positioning hole 10 through a thread, so that the upper mold cover 3 and the middle connecting body 2 can be conveniently connected and fixed.

Preferably, at least two middle connectors 2 are arranged, so that a plurality of middle connectors 2 can be conveniently combined to form different injection molded bodies, and the middle part of the upper side of the lower die holder 1 is provided with a lower support sheet 13 for supporting the upper side of the lower die holder 1; the lower die base 1, the middle connecting body 2 and the upper die cover 3 are connected in a combined mode, injection molding is carried out through the injection molding opening 5, the die is divided into a plurality of sections, so that die unloading processing is facilitated, the middle connecting body 2 is provided with a plurality of sections in an up-and-down inserting and butt joint mode, the dies with different injection molding volumes can be formed, and the injection molding use efficiency of the dies is improved; and the lower die holder 1, the middle connecting body 2 and the upper die cover 3 are inserted and connected and positioned through the positioning rod and the positioning hole, so that the lower die holder is convenient and quick to disassemble and assemble, and is convenient to combine and use.

The working principle and the using process of the invention are as follows: the lower die base 1, the middle connecting body 2 and the upper die cover 3 are connected in a combined mode, injection molding is carried out through the injection molding opening 5, the die is divided into a plurality of sections, so that die unloading processing is facilitated, the middle connecting body 2 is provided with a plurality of sections in an up-and-down inserting and butt joint mode, the dies with different injection molding volumes can be formed, and the injection molding use efficiency of the dies is improved; and the lower die holder 1, the middle connecting body 2 and the upper die cover 3 are inserted and connected and positioned through the positioning rod and the positioning hole, so that the lower die holder is convenient and quick to disassemble and assemble, and is convenient to combine and use.

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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a modular injection mold, includes die holder (1), middle part connector (2) and upper die cover (3), its characterized in that: first locating hole (15) have been seted up at four turnings of die holder (1) upside, middle part connector (2) downside is inserted through first locating rod (16) and is established at die holder (1) upside, second locating hole (10) have been seted up at four turnings of middle part connector (2) upside, connect through location nail (8) between cope match-plate pattern lid (3) and middle part connector (2), middle part connector (2) inside has seted up injection molding chamber (9), middle part connector (2) are inserted from top to bottom and are established and are docked a plurality ofly.

2. A modular injection mold as claimed in claim 1, characterised in that: and an injection molding opening (5) is formed in the middle of the upper side of the upper mold cover (3).

3. A modular injection mold as claimed in claim 1, characterised in that: and the two sides of the upper die cover (3) are arranged on the exhaust holes (4).

4. A modular injection mold as claimed in claim 1, characterised in that: first draw-in groove (12) have been seted up to die holder (1) upside, first joint spare (14) are installed to middle part connector (2) downside, and first joint spare (14) card is established in first draw-in groove (12).

5. A modular injection mold as claimed in claim 1, characterised in that: second draw-in groove (11) have been seted up to middle part connector (2) upside, second joint spare (6) are installed in upper die cover (3), and second joint spare (6) can block and establish in second draw-in groove (11).

6. A modular injection mold as claimed in claim 1, characterised in that: and a third positioning hole (7) is formed in the outer side of the upper die cover (3), and a positioning nail (8) penetrates through the third positioning hole (7) to be inserted into and connected or in threaded connection with the second positioning hole (10).

7. A modular injection mold as claimed in claim 1, characterised in that: the number of the middle connecting bodies (2) is at least two.