CN214820394U

CN214820394U - Novel rapid prototyping injection mold

Info

Publication number: CN214820394U
Application number: CN202120133257.XU
Authority: CN
Inventors: 严国华; 周源
Original assignee: Taicang Fuxin Anticorrosive Equipment Co ltd
Current assignee: Taicang Fuxin Anticorrosive Equipment Co ltd
Priority date: 2021-01-19
Filing date: 2021-01-19
Publication date: 2021-11-23
Anticipated expiration: 2031-01-19

Abstract

The utility model discloses a novel rapid prototyping injection mold, including the die holder, the top of die holder is provided with the upper die base, the top outer wall of die holder has mould benevolence through bolted connection, the bottom outer wall of upper die base is opened there is the shaping chamber, mould benevolence is located shaping intracavity portion, the top outer wall of upper die base is opened there is the cooling chamber, cooling chamber bottom inner wall integrated into one piece has evenly distributed's heating panel, the top outer wall of upper die base has the apron through bolted connection, one side outer wall of upper die base is opened there is the inlet opening, there is the inlet tube inside through threaded connection of inlet opening, the opposite side outer wall of upper die base is opened there is the apopore, there is the outlet pipe inside threaded connection of apopore. The utility model discloses a water inlet, apopore and the cooling chamber that set up utilize water inlet and apopore to let in mobile cooling water to the cooling intracavity portion of upper die base for the inside temperature of shaping chamber obtains quick cooling, has shortened injection mold's cool time, has consequently realized injection mold rapid prototyping's effect.

Description

Novel rapid prototyping injection mold

Technical Field

The utility model relates to a forming die technical field especially relates to a novel rapid prototyping injection mold.

Background

The die is various dies and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material. The plastic injection mold is a main molding device for manufacturing various shapes of plastic products by utilizing a plastic molding mold, and the injection molding is realized by an injection molding machine and the injection mold.

The cooling time of the injection mold in the prior art is long, so that the forming is slow, and the processing of the injection mold with a water cooling system is troublesome, so that the cost of the mold is high. Therefore, it is desirable to design a new type of rapid prototyping injection mold to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the forming is slow, the injection mold with a water cooling system has the defects of troublesome processing, and providing a novel rapid forming injection mold.

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

the utility model provides a novel rapid prototyping injection mold, includes the die holder, the top of die holder is provided with the upper die base, there is mould benevolence top outer wall of die holder through bolted connection, the bottom outer wall of upper die base is opened there is the shaping chamber, mould benevolence is located shaping intracavity portion, the top outer wall of upper die base is opened there is the cooling chamber, cooling chamber bottom inner wall integrated into one piece has evenly distributed's heating panel, there is the apron top outer wall of upper die base through bolted connection, open one side outer wall of upper die base has the inlet opening, there is the inlet tube inside threaded connection through the inlet opening of inlet opening, open the opposite side outer wall of upper die base has the apopore, there is the outlet pipe inside threaded connection of apopore, open upper die base bottom outer wall has the flow path hole, open the one end in flow path hole has the mouth of moulding plastics.

Furthermore, the outer wall of one side of the upper die base is provided with an air outlet, and one end of the air outlet is communicated with the forming cavity.

Furthermore, a sealing groove is formed in the outer wall of the bottom of the cover plate, and a sealing ring is arranged inside the sealing groove.

Furthermore, the outer wall of the top of the upper die base is provided with threaded holes which are uniformly distributed, and the outer wall of the bottom of the lower die base is provided with a heat dissipation cavity.

Furthermore, the bottom of the upper die base is inserted with guide pillars which are uniformly distributed, the outer wall of the top of the lower die base is provided with sliding holes which are uniformly distributed, and the guide pillars are inserted in the sliding holes in a sliding manner.

Furthermore, the outer walls of the two sides of the upper die base are provided with pin holes, pin columns are inserted into the pin holes, and one ends of the pin columns extend into the guide columns.

Furthermore, the outer walls of the two sides of the lower die holder are integrally formed with fixing lugs, and the top of each fixing lug is provided with a fixing hole by digging the outer wall.

The utility model has the advantages that:

1. through inlet opening, apopore and the cooling chamber that sets up, utilize inlet opening and apopore to let in the cooling intracavity portion of upper die base and flow the cooling water for the inside temperature of shaping chamber obtains quick cooling, has shortened injection mold's cool time, has consequently realized injection mold rapid prototyping's effect.

2. Through the heating panel that sets up, utilize the heating panel increase cooling chamber and the area of contact of the inside cooling water that flows in cooling chamber for the inside temperature of shaping intracavity further obtains quick refrigerated effect.

3. Through the apron that sets up, the apron passes through the bolt and is connected with the upper die base for the apron can be with the convenient combination and the split of going on of upper die base, thereby be convenient for to the processing in cooling chamber when making injection mold, reduce the processing cost of mould itself.

4. Through the heat dissipation chamber that sets up, utilize the heat dissipation chamber to make the air of die holder bottom can flow to make the radiating effect reinforcing of die holder, consequently further realized injection mold rapid prototyping's effect again.

Drawings

Fig. 1 is a schematic view of the overall structure of a novel rapid prototyping injection mold provided by the utility model;

fig. 2 is a schematic view of a cross-sectional structure of a novel rapid prototyping injection mold provided by the present invention;

fig. 3 is the utility model provides a novel rapid prototyping injection mold's guide pillar structure sketch map.

In the figure: 1 lower die holder, 2 upper die holders, 3 mould benevolence, 4 heat dissipation chambeies, 5 shaping chambeies, 6 runner holes, 7 mouth, 8 ventholes, 9 fixed ears, 10 apron, 11 cooling chamber, 12 inlet openings, 13 inlet tubes, 14 apopores, 15 outlet pipes, 16 heating panels, 17 screw hole, 18 fixed orifices, 19 seal grooves, 20 sealing washer, 21 guide pillar, 22 slide opening, 23 pinhole, 24 round pin post of moulding plastics.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-3, a novel rapid-forming injection mold comprises a lower mold base 1, an upper mold base 2 is arranged at the top of the lower mold base 1, the lower mold base 1 and the upper mold base 2 are both made of materials with good heat conductivity, the outer wall of the top of the lower mold base 1 is connected with a mold core 3 through a bolt, a forming cavity 5 is arranged on the outer wall of the bottom of the upper mold base 2, the mold core 3 is positioned inside the forming cavity 5, so that the mold core 3 and the forming cavity 5 are matched to form a raw material of an injection molding product melted in the forming cavity, a cooling cavity 11 is arranged on the outer wall of the top of the upper mold base 2, flowing cooling water is introduced into the cooling cavity 11 to accelerate the cooling of the upper mold base 2, uniformly distributed heat dissipation plates 16 are integrally formed on the inner wall of the bottom of the cooling cavity 11, the cross section of the heat dissipation plates 16 is trapezoidal, the contact area between the cooling cavity 11 and the cooling water is increased, so that the cooling effect of the cooling water on the upper mold base is faster in the cooling cavity 11, there is apron 10 top outer wall of upper die base 2 through bolted connection, apron 10 plays the confined effect to cooling chamber 11 on the upper die base 2, open one side outer wall of upper die base 2 has inlet opening 12, there is inlet tube 13 inside inlet opening 12 through threaded connection, open the opposite side outer wall of upper die base 2 has apopore 14, there is outlet pipe 15 inside through threaded connection of apopore 14, utilize inlet opening 12 and apopore 14 to make the inside cooling water that can let in of cooling chamber 11, open 2 bottom outer walls of upper die base have runner hole 6, runner hole 6 communicates with each other with shaping chamber 5, make molten plastics can get into 5 inside shaping of shaping chamber and be the injection moulding product, open the one end in runner hole 6 has injection moulding mouth 7, the structure of injection moulding mouth 7 is hopper-shaped, the injection moulding machine of being convenient for moulds plastics to 6 insides in the runner hole.

Furthermore, the outer wall of one side of the upper die base 2 is provided with an air outlet hole 8, and one end of the air outlet hole 8 is communicated with the forming cavity 5, so that air in the forming cavity 5 can be discharged through the air outlet hole 8 during injection molding.

Further, the bottom outer wall of the cover plate 10 is provided with a sealing groove 19, a sealing ring 20 is arranged in the sealing groove 19, and the sealing ring 20 is made of a fluororubber material, so that the sealing effect between the cover plate 10 and the upper die base 2 is achieved, and cooling water leakage is prevented.

Further, the top outer wall of upper die base 2 leads to opening threaded hole 17 that has evenly distributed, makes things convenient for the movable plate of upper die base 2 and injection molding machine to install through threaded hole 17, and the bottom outer wall of lower die base 1 is opened has heat dissipation chamber 4, utilizes heat dissipation chamber 4 to make the air of lower die base 1 bottom can flow, is favorable to lower die base 1 to dispel the heat.

Furthermore, the bottom of the upper die base 2 is inserted with guide pillars 21 which are uniformly distributed, the outer wall of the top of the lower die base 1 is provided with slide holes 22 which are uniformly distributed, the guide pillars 21 are inserted into the slide holes 22 in a sliding manner, and the guide pillars 21 slide in the slide holes 22 of the lower die base 1, so that the guide pillars 21 can guide the opening and closing of the upper die base 2 and the lower die base 1.

Furthermore, pin holes 23 are formed in the outer walls of the two sides of the upper die base 2, pin columns 24 are inserted into the pin holes 23, and one ends of the pin columns 24 extend into the guide columns 21, so that the tops of the guide columns 21 are fixed inside the upper die base 2.

Furthermore, the outer walls of the two sides of the lower die holder 1 are integrally formed with fixing lugs 9, the top of each fixing lug 9 is provided with a fixing hole 18 by digging the outer wall, and the lower die holder 1 and a fixed plate of the injection molding machine can be conveniently installed by utilizing the fixing holes 18.

The working principle is as follows: when the injection molding machine is used, the lower die holder 1 is fixed on the injection molding machine, the upper die holder 2 is installed with a movable plate of the injection molding machine through a threaded hole 17 of a cover plate 10, injection molding is carried out on the interior of a flow passage hole 6 through an injection molding port 7, molten plastic enters the interior of a molding cavity 5 through the flow passage hole 6 and is filled in the whole molding cavity 5, air in the interior of the molding cavity 5 is discharged through an air outlet hole 8, a water inlet pipe 13 is communicated with cooling water, the cooling water enters the interior of a cooling cavity 11 through the water inlet pipe 13 and a water inlet hole 12, heat in the interior of the molding cavity 5 of the upper die holder 2 exchanges heat with the cooling water through a heat dissipation plate 4, so that the temperature in the interior of the cooling cavity 11 is rapidly cooled, the cooling time of the injection molding die is shortened, the injection molding die is rapidly molded, the cooling water flows out through a water outlet hole 14 after heat exchange, the upper die holder 2 and the cover plate 10 are pulled up, the guide pillar 21 is driven by the movement of the upper die holder 2 to move upwards, the guide post 21 slides in the slide hole 22 of the lower die holder 1, so that the upper die holder 2 is separated from the lower die holder 1, and the molded product can be taken out from between the upper die holder 2 and the lower die holder 1.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The novel rapid forming injection mold comprises a lower mold base (1) and is characterized in that an upper mold base (2) is arranged at the top of the lower mold base (1), a mold core (3) is connected to the outer wall of the top of the lower mold base (1) through a bolt, a forming cavity (5) is formed in the outer wall of the bottom of the upper mold base (2), the mold core (3) is located inside the forming cavity (5), a cooling cavity (11) is formed in the outer wall of the top of the upper mold base (2), uniformly distributed heat dissipation plates (16) are integrally formed in the inner wall of the bottom of the cooling cavity (11), a cover plate (10) is connected to the outer wall of the top of the upper mold base (2) through a bolt, a water inlet hole (12) is formed in the outer wall of one side of the upper mold base (2), a water inlet pipe (13) is connected to the inside of the water inlet hole (12) through a thread, and a water outlet hole (14) is formed in the outer wall of the other side of the upper mold base (2), the water outlet hole (14) is internally connected with a water outlet pipe (15) through threads, a flow channel hole (6) is formed in the outer wall of the bottom of the upper die base (2), and an injection molding opening (7) is formed in one end of the flow channel hole (6).

2. The novel rapid prototyping injection mold of claim 1, wherein the outer wall of one side of the upper mold base (2) is provided with an air outlet (8), and one end of the air outlet (8) is communicated with the prototyping cavity (5).

3. The novel rapid prototyping injection mold of claim 1, wherein the bottom outer wall of the cover plate (10) is provided with a sealing groove (19), and a sealing ring (20) is arranged inside the sealing groove (19).

4. The novel rapid prototyping injection mold of claim 1, wherein the top outer wall of the upper mold base (2) is provided with uniformly distributed threaded holes (17), and the bottom outer wall of the lower mold base (1) is provided with a heat dissipation cavity (4).

5. The novel rapid prototyping injection mold of claim 1, wherein the bottom of the upper mold base (2) is inserted with evenly distributed guide pillars (21), the outer wall of the top of the lower mold base (1) is provided with evenly distributed sliding holes (22), and the guide pillars (21) are inserted in the sliding holes (22) in a sliding manner.

6. The novel rapid prototyping injection mold of claim 5, wherein the pin holes (23) are formed in the outer walls of the two sides of the upper mold base (2), the pin posts (24) are inserted into the pin holes (23), and one ends of the pin posts (24) extend into the guide posts (21).

7. The novel rapid prototyping injection mold of claim 1, wherein the two side outer walls of the lower mold base (1) are integrally formed with fixing lugs (9), and fixing holes (18) are formed on the top of the fixing lugs (9) by digging the outer walls.