CN216329684U - Single-cavity ultrathin rubber frame zero-water-gap hot runner mold - Google Patents

Abstract

The utility model discloses a single-cavity ultrathin rubber frame zero-water-gap hot runner mold which comprises a mold blank, wherein the mold blank comprises a front mold and a rear mold, the front mold comprises a first mold blank base plate, a mold blank plate is arranged at the bottom of the first mold blank base plate, a hot runner assembly is arranged inside the mold blank plate, the hot runner assembly comprises a splitter plate, a fixed plate, a hot nozzle and a hot nozzle runner plate, the upper end of the hot nozzle is inserted into the bottom of the fixed plate, the lower end of the splitter plate is arranged at the upper end of the fixed plate, the lower end of the hot nozzle is provided with the hot nozzle runner plate, the bottom of the mold blank plate is provided with a front mold plate, a front mold core is arranged inside the front mold plate, and a second cooling mechanism is arranged between the front mold plate and the front mold core. When the utility model is used, the glue is fed through the side surface of the hot runner assembly to form the zero nozzle mould, and the zero nozzle hot runner mould can greatly save raw materials, labor and cost.

Description

A single-cavity ultra-thin plastic frame zero-nozzle hot runner mold

technical field

The utility model relates to the technical field of molds, in particular to a single-cavity ultra-thin plastic frame zero-nozzle hot runner mold.

Background technique

Injection mold is a tool for producing plastic products; it is also a tool for giving plastic products complete structure and precise dimensions. Injection molding is a processing method used in the mass production of some complex-shaped parts. Specifically, it refers to the injection of the heated and melted plastic into the cavity of the injection molding machine at high pressure, and after cooling and solidification, a molded product is obtained.

When traditional molds are producing products, glue is generally fed directly from the top of the hot runner system, injection molding is performed in the mold core cavity, the mold temperature is balanced by the cooling system, and the product is ejected by the ejector pin and oblique push block of the ejector system. The product is then taken away by the robot, but the traditional thin plastic frame product mold will have residual nozzles, waste raw materials, and waste manpower to remove scraps. Therefore, we need to propose a single-hole ultra-thin plastic frame zero nozzle hot runner mold.

Utility model content

The purpose of the utility model is to provide a single-cavity ultra-thin plastic frame zero-nozzle hot runner mold, which is formed by feeding glue from the side of the hot runner assembly to form a zero-nozzle mold. The zero-nozzle hot runner mold can greatly save raw materials and save Manpower and cost are saved, so as to solve the problems raised in the above background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a single-cavity ultra-thin plastic frame zero-nozzle hot runner mold, including a mold base, the mold base includes a front mold and a rear mold, and the front mold includes a first mold. The bottom of the first mold base plate is provided with a mold base plate, and the inside of the mold base plate is provided with a hot runner assembly, and the hot runner assembly includes a distribution plate, a fixed plate, a hot nozzle and a hot nozzle flow transfer The upper end of the hot nozzle is inserted into the bottom of the fixed plate, the lower end of the distribution plate is arranged on the upper end of the fixed plate, the lower end of the hot nozzle is provided with a nozzle transfer channel plate, the mold plate A front template is arranged at the bottom of the front plate, a front mold core is arranged inside the front template, and a second cooling mechanism is arranged between the front template and the front mold core.

Preferably, a first cooling mechanism is disposed between the first mold base plate and the hot runner assembly, and the first cooling mechanism is disposed inside the mold base plate.

Preferably, the rear mold includes a second mold base, a first mold base and a second mold base are fixedly mounted on the top of the second mold base, and the first mold base and the second mold base are symmetrically arranged .

Preferably, a second mold base thimble plate is fixedly installed on the top of the second mold base plate, a first mold base thimble plate is fixedly installed on the top of the second mold base thimble plate, and the first mold base thimble plate and the second mold base thimble plate is arranged between the first mold base and the second mold base.

Preferably, an ejector mechanism is installed on the ejector pin board of the first mold base, and the ejector mechanism includes a first ejector pin and a second ejector pin, and both ends of the first ejector pin and the second ejector pin are inserted into the first mold. The inside of the embryo thimble plate, and the lower ends of the first thimble and the second thimble are attached to the top of the second mold embryo thimble plate.

Preferably, the upper ends of the first mold base and the second mold base are provided with a rear template, a rear mold core is installed inside the rear template, and a rear mold oblique push block is installed inside the rear mold core.

Preferably, eleven groups of the rear mold oblique push blocks and the first ejector pins are provided, and the bottoms of the eleven groups of the rear mold oblique push blocks are respectively connected with the upper ends of the eleven groups of the first ejector pins.

Preferably, a third cooling mechanism is arranged between the rear mold plate and the rear mold core, and the rear mold oblique push block is arranged obliquely.

Preferably, a sealing strip is provided on the top of the rear mold oblique pushing block, and the sealing strip is provided on the inner side of the nozzle transfer channel plate.

Preferably, the upper end of the first mold base thimble plate is provided with a guide post, the outside of the guide post is sleeved with a spring, and one end of the guide post is inserted into the inside of the first mold base thimble plate, and all the The lower end of the guide post fits with the top of the second mold base thimble plate.

Compared with the prior art, the beneficial effects of the present utility model are:

The utility model changes the traditional glue feeding method of the mold. When the mold is used to produce the product, the raw material enters from the side of the hot runner assembly, thereby forming a zero-nozzle mold. The zero-nozzle hot runner mold can greatly save raw materials and save energy. manpower and cost savings.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the sectional structure schematic diagram of one side of the utility model;

Fig. 3 is the sectional structure schematic diagram of the other side of the utility model;

4 is a schematic structural diagram of a hot runner assembly of the present invention;

Fig. 5 is the structural representation of the rear mold core of the utility model;

Fig. 6 is the structural representation of the ejector mechanism of the present invention;

7 is a schematic structural diagram of the first cooling mechanism and the second cooling mechanism of the present invention;

Fig. 8 is the structural representation of the front mold core of the present utility model;

Fig. 9 is the structural representation of the sealing strip of the present invention;

FIG. 10 is a schematic structural diagram of the third cooling mechanism of the present invention.

In the figure: 1, mold base; 101, first mold base plate; 102, mold base plate; 103, front template; 104, rear template; 105, first mold base; 106, second mold base; 107, first mold base thimble plate; 108, second mold base thimble plate; 109, second mold base plate; 2, first cooling mechanism; 3, hot runner assembly; 301, shunt plate; 302, fixed plate; 303, hot nozzle; 304, hot nozzle transfer channel plate; 4, second cooling mechanism; 5, front mold core; 6, sealing strip; 7, rear mold core; 701, rear mold oblique push block; 8, third cooling mechanism; 9. Ejector mechanism; 901, thimble; 902, second thimble.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to Figures 1-10, the utility model provides a technical solution:

A single-cavity ultra-thin plastic frame zero-nozzle hot runner mold includes a mold base 1, the mold base 1 includes a front mold and a rear mold, the front mold includes a first mold base substrate 101, and the bottom of the first mold base substrate 101 is provided with a mold. The blank plate 102 and the mold blank plate 102 are provided with a hot runner assembly 3. The hot runner assembly 3 includes a split plate 301, a fixed plate 302, a hot nozzle 303 and a hot nozzle transfer channel plate 304. The upper end of the hot nozzle 303 is inserted into the The bottom of the fixed plate 302, the lower end of the distribution plate 301 is arranged on the upper end of the fixed plate 302, the lower end of the hot nozzle 303 is provided with a nozzle transfer channel plate 304, the bottom of the mold plate 102 is provided with a front template 103, A front mold core 5 is provided inside, and a second cooling mechanism 4 is provided between the front mold plate 103 and the front mold core 5 .

A first cooling mechanism 2 is disposed between the first mold base plate 101 and the hot runner assembly 3 , and the first cooling mechanism 2 is disposed inside the mold base plate 102 .

The rear mold includes a second mold base plate 109 , a first mold base 105 and a second mold base 106 are fixedly mounted on the top of the second mold base base 109 , and the first mold base 105 and the second mold base 106 are symmetrically arranged.

The top of the second mold base plate 109 is fixedly installed with the second mold base thimble plate 108, the top of the second mold base thimble plate 108 is fixedly installed with the first mold base thimble plate 107, the first mold base thimble plate 107 and the second mold base The embryo ejector pins 108 are all disposed between the first mold base 105 and the second mold base 106 .

The ejector mechanism 9 is installed on the first mold base thimble plate 107. The ejector mechanism 9 includes a first ejector pin 901 and a second ejector pin 902. One end of the first ejector pin 901 and the second ejector pin 902 is inserted into the first mold base ejector pin. Inside the plate 107 , and the lower ends of the first ejector pins 901 and the second ejector pins 902 are both attached to the top of the second mold base ejector pin plate 108 .

The upper ends of the first die base 105 and the second die base 106 are provided with a rear die plate 104 , the rear die core 7 is installed inside the rear die plate 104 , and the rear die oblique push block 701 is installed inside the rear die core 7 .

Eleven groups of the rear mold oblique push block 701 and the first ejector pins 901 are provided, and the bottoms of the eleven groups of rear mold oblique push blocks 701 are respectively connected with the upper ends of the eleven groups of the first ejector pins 901 .

A third cooling mechanism 8 is arranged between the rear mold plate 104 and the rear mold core 7 , and the rear mold oblique push block 701 is arranged obliquely.

A sealing strip 6 is provided on the top of the rear mold oblique pushing block 701, and the sealing strip 6 is provided on the inner side of the nozzle transfer channel plate 304.

The upper end of the first mold base thimble plate 107 is provided with a guide post, the outside of the guide post is sleeved with a spring, one end of the guide post is inserted into the inside of the first mold base thimble plate 107, and the lower end of the guide post is connected to the second mold base. The top of the embryo thimble plate 108 is fitted.

Working principle: When the utility model is in use, it is provided with a mold base 1, a front mold core 5, a rear mold core 7, a hot runner assembly 3, a first cooling mechanism 2, a second cooling mechanism 4, and a third cooling mechanism. 8 and the ejector mechanism 9, when using the mold to produce the product, the mold directly feeds the glue from the side of the product through the hot runner assembly 3 on the injection molding machine, and is injection-molded in the mold core cavity. The mechanism 4 and the third cooling mechanism 8 balance the temperature of the mold, the ejector pin 901 of the ejector mechanism 9 and the oblique push block 701 of the rear mold eject the product, and then the product is taken away by the manipulator, and the mold is fed through the side of the hot runner assembly 3. , forming a zero-nozzle mold, through the zero-nozzle hot runner mold can greatly save raw materials, save manpower, and save costs.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (10)

1. The utility model provides a zero mouth of a river hot runner mould of ultra-thin gluey frame of single cave, includes mould embryo (1), its characterized in that: the mould blank (1) comprises a front mould and a rear mould, the front mould comprises a first mould blank substrate (101), a mould blank plate (102) is arranged at the bottom of the first mould blank base plate (101), a hot runner component (3) is arranged in the mould blank plate (102), the hot runner component (3) comprises a splitter plate (301), a fixing plate (302), a hot nozzle (303) and a hot nozzle runner plate (304), the upper end of the hot nozzle (303) is inserted into the bottom of the fixed plate (302), the lower end of the flow distribution plate (301) is arranged at the upper end of the fixed plate (302), the lower end of the hot nozzle (303) is provided with a hot nozzle runner plate (304), the bottom of the die blank plate (102) is provided with a front die plate (103), a front mold core (5) is arranged in the front mold plate (103), and a second cooling mechanism (4) is arranged between the front mold plate (103) and the front mold core (5).

2. The single-cavity ultrathin rubber frame zero-nozzle hot runner mold as claimed in claim 1, wherein the single-cavity ultrathin rubber frame zero-nozzle hot runner mold comprises: a first cooling mechanism (2) is arranged between the first mold blank base plate (101) and the hot runner assembly (3), and the first cooling mechanism (2) is arranged inside the mold blank plate (102).

3. The single-cavity ultrathin rubber frame zero-nozzle hot runner mold as claimed in claim 1, wherein the single-cavity ultrathin rubber frame zero-nozzle hot runner mold comprises: the rear die comprises a second die blank base plate (109), a first die holder (105) and a second die holder (106) are fixedly mounted at the top of the second die blank base plate (109), and the first die holder (105) and the second die holder (106) are symmetrically arranged.

4. The single-cavity ultrathin rubber frame zero-nozzle hot runner mold as claimed in claim 3, wherein the single-cavity ultrathin rubber frame zero-nozzle hot runner mold comprises: the top fixed mounting of second mould base plate (109) has second mould thimble board (108), the top fixed mounting of second mould thimble board (108) has first mould thimble board (107), first mould thimble board (107) and second mould thimble board (108) all set up between first die holder (105) and second die holder (106).

5. The single-cavity ultrathin rubber frame zero-nozzle hot runner mold as claimed in claim 4, wherein the single-cavity ultrathin rubber frame zero-nozzle hot runner mold comprises: an ejection mechanism (9) is mounted on the first mold blank ejector plate (107), the ejection mechanism (9) comprises a first ejector pin (901) and a second ejector pin (902), one ends of the first ejector pin (901) and the second ejector pin (902) are inserted into the first mold blank ejector plate (107), and the lower ends of the first ejector pin (901) and the second ejector pin (902) are attached to the top of the second mold blank ejector plate (108).

6. The single-cavity ultrathin rubber frame zero-nozzle hot runner mold as claimed in claim 5, wherein the single-cavity ultrathin rubber frame zero-nozzle hot runner mold comprises: the die comprises a first die holder (105), a second die holder (106) and a rear die plate (104), wherein the upper ends of the first die holder and the second die holder are provided with the rear die plate (104), a rear die core (7) is installed inside the rear die plate (104), and a rear die inclined push block (701) is installed inside the rear die core (7).

7. The single-cavity ultrathin rubber frame zero-nozzle hot runner mold as claimed in claim 6, wherein the single-cavity ultrathin rubber frame zero-nozzle hot runner mold comprises: the rear die inclined pushing block (701) and the first ejector pins (901) are all provided with eleven groups, and the bottoms of the eleven groups of rear die inclined pushing blocks (701) are respectively connected with the upper ends of the eleven groups of first ejector pins (901).

8. The single-cavity ultrathin rubber frame zero-nozzle hot runner mold as claimed in claim 7, wherein the single-cavity ultrathin rubber frame zero-nozzle hot runner mold comprises: and a third cooling mechanism (8) is arranged between the rear template (104) and the rear mould core (7), and the rear mould inclined push block (701) is obliquely arranged.

9. The single-cavity ultrathin rubber frame zero-nozzle hot runner mold according to claim 8, characterized in that: and the top of the rear mould inclined push block (701) is provided with a sealing strip (6), and the sealing strip (6) is arranged on the inner side of the hot nozzle runner plate (304).

10. The single-cavity ultrathin rubber frame zero-nozzle hot runner mold as claimed in claim 9, wherein: the upper end of the first mould blank ejector plate (107) is provided with a guide pillar, a spring is sleeved outside the guide pillar, one end of the guide pillar is inserted into the first mould blank ejector plate (107), and the lower end of the guide pillar is attached to the top of the second mould blank ejector plate (108).

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