CN219338392U

CN219338392U - Large-scale field word plastic tray mould with 24-point synchronous pouring mechanism

Info

Publication number: CN219338392U
Application number: CN202320370724.XU
Authority: CN
Inventors: 柯智云; 阮礼闻; 梁陈辉; 顾海根; 丁峰; 陈徐胜
Original assignee: Taizhou Huangyan Zhiwei Mould Co ltd
Current assignee: Taizhou Huangyan Zhiwei Mould Co ltd
Priority date: 2023-02-23
Filing date: 2023-02-23
Publication date: 2023-07-14
Anticipated expiration: 2033-02-23

Abstract

The utility model provides a large-scale field-shaped plastic tray mold with a 24-point synchronous casting mechanism, and belongs to the technical field of molds. The injection molding machine comprises an upper die plate and a lower die plate, wherein a molding cavity is formed between the upper die plate and the lower die plate, an injection molding plate is further arranged on the upper side of the upper die plate, a 24-point synchronous casting component for injecting injection molding liquid into the molding cavity is arranged in the injection molding plate, and a synchronous core pulling mechanism is further arranged on the lower die plate. The 24-point synchronous pouring assembly can cover each area of the forming cavity and synchronously pour injection molding liquid into the forming cavity through 24 points, injection molding efficiency can be improved, the distance that the injection molding liquid needs to move when the forming cavity is full of the injection molding liquid can be reduced, and therefore the qualification rate of products is improved, and the synchronous core pulling mechanism can automatically pull cores when the products are ejected, so that products can be conveniently demoulded.

Description

Large-scale field word plastic tray mould with 24-point synchronous pouring mechanism

Technical Field

The utility model belongs to the technical field of moulds, and relates to a large-scale field-shaped plastic tray mould with a 24-point synchronous casting mechanism.

Background

When large-scale field word plastics tray is moulding plastics, because the area is great, consequently the liquid of moulding plastics fills up the shaping chamber and needs spending a large amount of time when moulding plastics, and the liquid of moulding plastics removes the required distance extension that removes of full shaping chamber from advancing the runner, appears the liquid of moulding plastics in advance cooling solidification's phenomenon very easily because of the heat loss for the production fashioned product has quality problem.

For example, chinese patent discloses a special mould for injection moulding of a grid-shaped plastic pallet with a flange [ application number: 201921018969.6, including the platform, the upper surface central point department fixed mounting of platform has the bed die, the upper surface of platform is located the left and right sides symmetry welded connection of bed die has first backup pad, two rotate between first backup pad and the bed die and install first threaded rod, screw thread installs first slider on the first threaded rod, both sides respectively fixed mounting have first backup pad around the first slider, fixed mounting has first core piece on the side that first backup pad is close to the bed die, the upper surface central point department fixed mounting of roof has the cylinder, the flexible end of cylinder runs through the roof and fixedly connected with bed die.

Disclosure of Invention

The utility model aims to solve the problems and provides a large-scale field-shaped plastic tray die with a 24-point synchronous pouring mechanism.

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

the large-scale field word plastic tray mould with 24 points synchronous pouring mechanism comprises an upper template and a lower template, wherein a molding cavity is arranged between the upper template and the lower template, an injection molding plate is further arranged on the upper side of the upper template, a 24 points synchronous pouring assembly for injecting injection molding liquid into the molding cavity is arranged in the injection molding plate, and a synchronous core pulling mechanism is further arranged on the lower template.

In the large-scale field word plastic pallet mould with 24 synchronous pouring mechanisms, the 24 synchronous pouring assemblies comprise injection molding liquid flow distribution plates, four first flow distribution arms and four second flow distribution arms are circumferentially arranged on the injection molding liquid flow distribution plates, and three injection molding pipes connected with the molding cavities are respectively arranged on the first flow distribution arms and the second flow distribution arms.

In the large-scale field word plastic pallet mould with 24-point synchronous pouring mechanism, the first branch arm is linear type and four first branch arms are X-shaped, three injection molding pipes on the first branch arm are respectively arranged at two ends and three-quarter point positions of the first branch arm, and the three injection molding pipes are connected to form a straight line.

In the large-scale field word plastic tray mould with 24 synchronous pouring mechanism, four No. two branch arms are cross-shaped and distributed, and every No. two branch arms all are located between two adjacent No. one branch arms, and four No. two branch arms outer ends have three bifurcation and have all linked firmly a pipe of moulding plastics on every bifurcation.

In the large-scale field word plastic pallet mold with the 24-point synchronous pouring mechanism, the synchronous core pulling mechanism comprises a middle-distance core pulling assembly symmetrically arranged on two side walls of the lower template, and a long-distance core pulling assembly and a short-distance core pulling assembly which are arranged on the other two side walls of the lower template.

In the large-scale field word plastic pallet mould with 24 synchronous pouring mechanisms, the middle distance core pulling assembly comprises a first sliding block seat and a first driver capable of driving the first sliding block seat to reciprocate along the horizontal direction, the first sliding block seat is fixedly connected with a plurality of core rods horizontally inserted into a forming cavity, the first driver is fixedly connected with the first sliding block seat through a first mounting seat, and an output shaft of the first driver penetrates through the first mounting seat and is fixedly connected with the lower template.

In the large-scale field word plastic pallet mould with 24 synchronous pouring mechanism, the long distance loose core subassembly include No. two slider seats and can drive No. two slider seats along horizontal direction reciprocating motion's No. two drivers, no. two slider seats on link firmly a plurality of levels and insert No. two core bars in the shaping die cavity, no. two drivers link firmly through No. two mount pads and No. two slider seats, and No. two driver's output shaft runs through No. two mount pads and links firmly with the lower bolster.

In the large-scale field word plastic pallet mould with 24 synchronous pouring mechanisms, the short-distance core pulling assembly comprises a third sliding block seat and a third driver capable of driving the third sliding block seat to reciprocate along the horizontal direction, the third sliding block seat is fixedly connected with a plurality of third core rods horizontally inserted into a forming cavity, the third driver is fixedly connected with the third sliding block seat through a third mounting seat, and an output shaft of the third driver penetrates through the third mounting seat and is fixedly connected with the lower template.

In the large-scale field word plastic tray mold with the 24-point synchronous casting mechanism, the lengths of the second core rod, the first core rod and the third core rod are gradually reduced, the end parts of the second core rod and the third core rod are propped against each other, and the first core rod is positioned on the upper sides of the second core rod and the third core rod.

In the large-scale field word plastic pallet mould with 24-point synchronous pouring mechanism, the four side walls of the lower template are also provided with limiting structures, each limiting structure comprises at least two horizontal limiting blocks horizontally fixed on the lower template, each horizontal limiting block is provided with at least two limiting sliding grooves with T-shaped cross sections, and each of the first sliding block seat, the second sliding block seat and the third sliding block seat is fixedly connected with a limiting sliding block inserted into each limiting sliding groove.

Compared with the prior art, the utility model has the advantages that:

1. the 24-point synchronous pouring assembly can cover each area of the forming cavity and synchronously pour injection molding liquid into the forming cavity through 24 points, injection molding efficiency can be improved, the distance that the injection molding liquid needs to move when the forming cavity is full of the injection molding liquid can be reduced, and therefore the qualification rate of products is improved, and the synchronous core pulling mechanism can automatically pull cores when the products are ejected, so that products can be conveniently demoulded.

2. The injection molding liquid splitter plate can split injection molding liquid through four first splitter arms and four second splitter arms and finally inject the injection molding liquid into the molding cavity through three injection molding pipes on the first splitter arms and the second splitter arms.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.

Drawings

FIG. 1 is a schematic view of the external structure of the present utility model;

FIG. 2 is a schematic diagram of a 24-point co-stepping casting assembly;

FIG. 3 is a schematic view of the structure of the lower die plate;

fig. 4 is a partial structural schematic diagram of the present utility model.

Detailed Description

As shown in figures 1-4, the large-scale field word plastic tray mould with 24-point synchronous pouring mechanism comprises an upper template 1 and a lower template 2, a forming cavity is arranged between the upper template 1 and the lower template 2, an injection molding plate 3 is further arranged on the upper side of the upper template 1, a 24-point synchronous pouring assembly 4 for injecting injection molding liquid into the forming cavity is arranged in the injection molding plate 3, and a synchronous core pulling mechanism is further arranged on the lower template 2.

In this embodiment, the 24-point same-step casting assembly 4 can cover each area of the molding cavity and synchronously inject injection molding liquid into the molding cavity through 24-point positions, so that injection molding efficiency can be improved, the distance that the injection molding liquid needs to move when filling the molding cavity can be reduced, the qualification rate of products is improved, and the synchronous core pulling mechanism can automatically pull cores when the products are ejected, so that products are conveniently demoulded.

Specifically, as shown in fig. 1-4, the 24-point same-step pouring assembly 4 comprises an injection molding liquid flow distribution plate 5, four first flow distribution arms 6 and four second flow distribution arms 7 are circumferentially arranged on the injection molding liquid flow distribution plate 5, and three injection molding pipes connected with a molding cavity are respectively arranged on the first flow distribution arms 6 and the second flow distribution arms 7. The injection molding liquid splitter plate 5 can split injection molding liquid through four first splitter arms 6 and four second splitter arms 7 and finally inject the injection molding liquid into a molding cavity through three injection molding pipes on the first splitter arms 6 and the second splitter arms 7.

Specifically, the first dividing arm 6 is linear, four first dividing arms 6 are distributed in an X shape, three injection molding pipes on the first dividing arm 6 are respectively arranged at two ends and three-quarter point positions of the first dividing arm 6, and the three injection molding pipes are connected to form a straight line; four No. two reposition of redundant personnel arms 7 are cross distribution, and every No. two reposition of redundant personnel arms 7 all are located between two adjacent No. one reposition of redundant personnel arms 6, and four No. two reposition of redundant personnel arms 7 outer ends have three bifurcation and have all linked firmly a pipe of moulding plastics on every bifurcation.

Specifically, as shown in connection with fig. 1 to 4, the synchronous core back mechanism includes the medium distance core back assemblies 8 symmetrically disposed on both side walls of the lower die plate 2, and the long distance core back assemblies 9 and the short distance core back assemblies 10 disposed on the other two side walls of the lower die plate 2.

Specifically, the middle distance core pulling assembly 8 comprises a first sliding block seat 11 and a first driver 12 capable of driving the first sliding block seat 11 to reciprocate along the horizontal direction, a plurality of first core rods 13 horizontally inserted into the forming cavity are fixedly connected to the first sliding block seat 11, the first driver 12 is fixedly connected with the first sliding block seat 11 through a first mounting seat, and an output shaft of the first driver 12 penetrates through the first mounting seat and is fixedly connected with the lower die plate 2. The first driver 12 can drive the first slide block seat to reciprocate along the horizontal direction so as to drive the first core rod to be pulled out of the forming cavity after the product is injection molded; the long-distance core pulling assembly 9 comprises a second sliding block seat 14 and a second driver 15 capable of driving the second sliding block seat 14 to reciprocate along the horizontal direction, a plurality of second core rods 16 horizontally inserted into a forming cavity are fixedly connected to the second sliding block seat 14, the second driver 15 is fixedly connected with the second sliding block seat 14 through a second mounting seat, and an output shaft of the second driver 15 penetrates through the second mounting seat and is fixedly connected with the lower die plate 2. The second driver can drive the second sliding block seat to reciprocate along the horizontal direction, so that the second core rod can be driven to be pulled out of the forming cavity after the product is injection molded; the short-distance core pulling assembly 10 comprises a third sliding block seat 17 and a third driver 18 capable of driving the third sliding block seat 17 to reciprocate along the horizontal direction, wherein a plurality of third core rods 19 horizontally inserted into a forming cavity are fixedly connected to the third sliding block seat 17, the third driver 18 is fixedly connected with the third sliding block seat 17 through a third mounting seat, and an output shaft of the third driver 18 penetrates through the third mounting seat and is fixedly connected with the lower die plate 2; the third driver can drive the third sliding block seat to reciprocate along the horizontal direction, so that the third core rod can be driven to be pulled out of the forming cavity after the product is injection molded.

Specifically, the lengths of the second core rod 16, the first core rod 13 and the third core rod 19 are gradually reduced, the ends of the second core rod 16 and the third core rod 19 are propped against each other, and the first core rod 13 is positioned on the upper sides of the second core rod 16 and the third core rod 19.

Preferably, as shown in fig. 1-4, four side walls of the lower die plate 2 are further provided with a limiting structure, the limiting structure comprises at least two horizontal limiting blocks 20 horizontally fixed on the lower die plate 2, the horizontal limiting blocks 20 are provided with at least two limiting sliding grooves 21 with T-shaped sections, and limiting sliding blocks 22 inserted into the limiting sliding grooves 21 are fixedly connected to the first sliding block seat 11, the second sliding block seat 14 and the third sliding block seat 17. The limiting sliding groove 21 on the horizontal limiting block 20 is matched with the limiting sliding block 22 to limit when the first sliding block seat 11, the second sliding block seat 14 and the third sliding block seat 17 move.

The working principle of the utility model is as follows: the 24-point same-step casting assembly 4 can cover each area of the forming cavity and synchronously inject injection molding liquid into the forming cavity through 24 points, so that the injection molding efficiency can be improved, the distance of the injection molding liquid required to be moved for filling the forming cavity can be reduced, the qualification rate of products is improved, and the synchronous core pulling mechanism can automatically pull cores when the products are ejected, so that the products are conveniently demoulded;

the injection liquid splitter plate 5 can split injection liquid through four first splitter arms 6 and four second splitter arms 7 and finally inject the injection liquid into the forming cavity through three injection pipes on the first splitter arms 6 and the second splitter arms 7, the first driver 12 can drive the first sliding block seat to reciprocate along the horizontal direction so as to drive the first core rod to be pulled out of the forming cavity after injection molding of a product, the second driver can drive the second sliding block seat to reciprocate along the horizontal direction so as to drive the second core rod to be pulled out of the forming cavity after injection molding of the product, and the third driver can drive the third sliding block seat to reciprocate along the horizontal direction so as to drive the third core rod to be pulled out of the forming cavity after injection molding of the product;

the limiting sliding groove 21 on the horizontal limiting block 20 is matched with the limiting sliding block 22 to limit when the first sliding block seat 11, the second sliding block seat 14 and the third sliding block seat 17 move.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.

Claims

1. The utility model provides a large-scale field word plastics tray mould with 24 synchronous pouring mechanism, includes cope match-plate pattern (1) and lower bolster (2), its characterized in that, cope match-plate pattern (1) and lower bolster (2) between be equipped with the shaping chamber, cope match-plate pattern (1) upside still be equipped with injection moulding board (3), injection moulding board (3) in be equipped with be used for to the injection molding liquid 24 with step by step pouring subassembly (4) in the shaping chamber, lower bolster (2) on still be equipped with synchronous core pulling mechanism.

2. The large-scale field word plastic tray mould with 24-point synchronous pouring mechanism according to claim 1, wherein the 24-point synchronous stepping pouring assembly (4) comprises an injection liquid splitter plate (5), four first splitter arms (6) and four second splitter arms (7) are circumferentially arranged on the injection liquid splitter plate (5), and three injection pipes connected with a forming cavity are respectively arranged on the first splitter arms (6) and the second splitter arms (7).

3. The large-scale field word plastic tray mould with 24-point synchronous pouring mechanism according to claim 2, wherein the first dividing arm (6) is linear, the four first dividing arms (6) are distributed in an X shape, three injection molding pipes on the first dividing arm (6) are respectively arranged at two ends and three-quarter point positions of the first dividing arm (6), and the three injection molding pipes are connected in a straight line.

4. The large-scale field word plastic tray mould with 24-point synchronous pouring mechanism according to claim 2, wherein four second branch arms (7) are distributed in a cross shape, each second branch arm (7) is positioned between two adjacent first branch arms (6), three branches are arranged at the outer ends of the four second branch arms (7), and an injection molding pipe is fixedly connected to each branch.

5. The large-scale field-shaped plastic tray mold with the 24-point synchronous pouring mechanism according to claim 1, wherein the synchronous core pulling mechanism comprises a middle distance core pulling assembly (8) symmetrically arranged on two side walls of the lower mold plate (2), and a long distance core pulling assembly (9) and a short distance core pulling assembly (10) which are arranged on the other two side walls of the lower mold plate (2).

6. The large-scale field word plastic tray mold with the 24-point synchronous pouring mechanism according to claim 5, wherein the middle distance core pulling assembly (8) comprises a first sliding block seat (11) and a first driver (12) capable of driving the first sliding block seat (11) to reciprocate along the horizontal direction, a plurality of first core rods (13) horizontally inserted into a molding cavity are fixedly connected to the first sliding block seat (11), the first driver (12) is fixedly connected with the first sliding block seat (11) through a first mounting seat, and an output shaft of the first driver (12) penetrates through the first mounting seat and is fixedly connected with the lower die plate (2).

7. The large-scale field word plastic pallet mold with the 24-point synchronous pouring mechanism according to claim 6, wherein the long-distance core pulling assembly (9) comprises a second sliding block seat (14) and a second driver (15) capable of driving the second sliding block seat (14) to reciprocate along the horizontal direction, a plurality of second core rods (16) horizontally inserted into a forming cavity are fixedly connected to the second sliding block seat (14), the second driver (15) is fixedly connected with the second sliding block seat (14) through a second mounting seat, and an output shaft of the second driver (15) penetrates through the second mounting seat and is fixedly connected with the lower die plate (2).

8. The large-scale field word plastic tray mould with the 24-point synchronous pouring mechanism according to claim 7, wherein the short-distance core pulling assembly (10) comprises a third sliding block seat (17) and a third driver (18) capable of driving the third sliding block seat (17) to reciprocate along the horizontal direction, a plurality of third core rods (19) horizontally inserted into a forming cavity are fixedly connected to the third sliding block seat (17), the third driver (18) is fixedly connected with the third sliding block seat (17) through a third mounting seat, and an output shaft of the third driver (18) penetrates through the third mounting seat and is fixedly connected with the lower template (2).

9. The large-scale field-shaped plastic tray mold with the 24-point synchronous pouring mechanism according to claim 8, wherein the lengths of the second core bar (16), the first core bar (13) and the third core bar (19) are gradually reduced, the ends of the second core bar (16) and the third core bar (19) are abutted, and the first core bar (13) is positioned on the upper sides of the second core bar (16) and the third core bar (19).

10. The large-scale field word plastic pallet mold with the 24-point synchronous pouring mechanism according to claim 8, characterized in that the four side walls of the lower template (2) are also provided with limiting structures, the limiting structures comprise at least two horizontal limiting blocks (20) horizontally fixed on the lower template (2), the horizontal limiting blocks (20) are provided with at least two limiting sliding grooves (21) with T-shaped cross sections, and limiting sliding blocks (22) inserted into the limiting sliding grooves (21) are fixedly connected onto the first sliding block seat (11), the second sliding block seat (14) and the third sliding block seat (17).