CN223934050U

CN223934050U - Novel PDCPD reaction injection mold

Info

Publication number: CN223934050U
Application number: CN202520393539.1U
Authority: CN
Inventors: 王一诺; 李秀利; 李玉同; 王慧超
Original assignee: Jining Fuhong Mold Co ltd
Current assignee: Jining Fuhong Mold Co ltd
Priority date: 2025-03-07
Filing date: 2025-03-07
Publication date: 2026-02-24
Anticipated expiration: 2035-03-07

Abstract

The utility model discloses a novel PDCPD reaction injection mold, which belongs to the field of molds and comprises an upper mold, a lower mold and a mold cavity, wherein the upper mold is positioned above the lower mold, a mounting mechanism is arranged to be matched with the use of the upper PDCPD reaction injection mold, when the mold cavity is required to be maintained or replaced and detached, a knob positioned on two side walls of the lower mold can be rotated, the knob drives a screw thread short rod to rotate through a rotating rod, so that a movable plate moves along the screw thread short rod in the lateral cavity towards the outer direction through a screw hole until a limit clamping rod is moved out of a limit clamping groove, then the knob cannot be rotated, and the mold cavity is taken out of a mounting groove on the top surface of the lower mold, so that the purpose of facilitating the rapid disassembly and maintenance or replacement of the mold cavity on the PDCPD reaction injection mold is achieved, the operation is convenient, time and labor are saved, and the production efficiency is improved.

Description

Novel PDCPD reaction injection mold

Technical Field

The utility model relates to the field of molds, in particular to a novel PDCPD reaction injection mold.

Background

The mould is used for producing various moulds and tools of the needed products by injection molding, blow molding, extrusion, die casting or forging, smelting, stamping and other methods in industry. In short, a mold is a tool used to make a molded article, which is made up of various parts, with different molds being made up of different parts. The processing of the appearance of the article is realized mainly by changing the physical state of the formed material. The term "industrial mother" is used.

The PDCPD (polydicyclopentadiene) reaction injection mold is taken as one of the molds, is a mold specially designed for PDCPD materials, is used for molding and solidifying the materials into a required shape in a Reaction Injection Molding (RIM) process, is widely applied to the fields of automobiles, aerospace, engineering vehicles, electrical equipment, sports entertainment products, environmental protection chemical containers, pipelines and the like, and has the advantages of high precision, high durability and high-efficiency production.

In the prior art, in the process of actual use, when the die cavity of the PDCPD reaction injection die needs to be maintained or the die cavity of different shapes needs to be used for changing the die cavity according to different products, the die cavity needs to be disassembled, but at present, when the die cavity of the PDCPD reaction injection die is maintained and changed, the die cavity is mostly fixed in the lower die through bolt installation, so that the die cavity is difficult to be quickly disassembled when being maintained and changed, the operation is complicated, a large amount of time is needed to be consumed, and the follow-up installation operation also brings inconvenience, thereby reducing the production efficiency.

Disclosure of utility model

The utility model mainly aims to provide a novel PDCPD reaction injection mold which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

The utility model provides a novel PDCPD reaction injection mold, includes mould, bed die and die cavity, the top that the mould is located the bed die, and the top surface of going up the mould is equipped with the injection mouth that is used for injecting PDCPD material, the die cavity passes through installation mechanism fixed connection in the top surface of bed die, and installation mechanism includes screw thread quarter butt, fly leaf and spacing kelly, two screw thread quarter butt is respectively through the dwang swing joint of outside end in the side intracavity of seting up at the both sides wall of bed die, and the fly leaf also swing joint is in the side intracavity through the sliding block of both sides, the fly leaf is still through screw hole and screw thread quarter butt swing joint on the lateral wall, and spacing kelly fixed connection is on the inside wall of fly leaf.

Preferably, a group of symmetrical positioning ports are respectively formed in the front side wall and the rear side wall of the die cavity, and a group of symmetrical limiting clamping grooves are also formed in the left side wall and the right side wall of the die cavity.

Preferably, the top surface of the lower die is provided with a mounting groove corresponding to the die cavity, and positioning strips corresponding to the positioning openings are respectively and fixedly arranged on the front side wall and the rear side wall of the mounting groove.

Preferably, the side cavities are respectively arranged on the left side and the right side of the mounting groove in the top surface of the lower die, the sliding grooves are respectively arranged on the front side wall and the rear side wall of the inside of the side cavities, a group of symmetrical connecting holes corresponding to the limiting clamping grooves are arranged on the left side wall of the inside of the side cavities, and the rotating holes are also arranged on the right side wall of the inside of the side cavities.

Preferably, the outer side end of the threaded short rod is fixedly provided with a rotating rod, the rotating rod is movably arranged in the rotating hole, and the outer side end of the rotating rod is fixedly provided with a knob.

Preferably, sliding blocks are fixedly installed on the front side wall and the rear side wall of the movable plate respectively, the sliding blocks are movably installed in the sliding grooves, threaded holes are formed in the left side wall of the movable plate, the movable plate is connected with the threaded short rods through the threaded holes, a group of symmetrical limit clamping rods are fixedly installed on the left side wall of the movable plate, and the limit clamping rods are installed in the limit clamping grooves in an inserting mode through the connecting holes.

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

According to the utility model, the mounting mechanism is matched with the use of the PDCPD reaction injection mold, when the mold cavity is required to be maintained or replaced and detached, the knob on the two side walls of the lower mold can be rotated, the knob drives the screw short rod to rotate through the rotating rod, so that the movable plate moves along the screw short rod in the lateral cavity to the outer side direction through the screw hole, until the limit clamping rod moves out of the limit clamping groove and enters the connecting hole, so that the knob cannot be rotated, and then the mold cavity is taken out of the mounting groove on the top surface of the lower mold, thereby achieving the purpose of facilitating rapid disassembly and maintenance or replacement of the mold cavity on the PDCPD reaction injection mold.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the overall structure of the mold cavity of the present utility model;

FIG. 3 is a schematic view of the overall structure of the upper mold of the present utility model;

Fig. 4 is a schematic view showing the mounting mechanism of the present utility model in a split structure.

In the figure, 1, an upper die; 2, a lower die, 3, a die cavity, 4, an injection port, 5, an installation mechanism, 6, a positioning port, 7, a limit clamping groove, 8, an installation groove, 9, a positioning strip, 10, a side cavity, 11, a sliding groove, 12, a connecting hole, 13, a rotating hole, 14, a screw thread short rod, 15, a rotating rod, 16, a knob, 17, a movable plate, 18, a threaded hole, 19, a sliding block and 20, and a limit clamping rod.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-4, a novel PDCPD reaction injection mold comprises an upper mold 1, a lower mold 2 and a mold cavity 3, wherein the upper mold 1 is located above the lower mold 2, the top surface of the upper mold 1 is provided with an injection port 4 for injecting PDCPD materials, the mold cavity 3 is fixedly connected in the top surface of the lower mold 2 through a mounting mechanism 5, the mounting mechanism 5 comprises a screw thread short rod 14, a movable plate 17 and a limiting clamping rod 20, the two screw thread short rods 14 are respectively movably connected in side cavities 10 formed in two side walls of the lower mold 2 through rotating rods 15 at outer side ends, the movable plate 17 is also movably connected in the side cavities 10 through sliding blocks 19 at two sides, the movable plate 17 is also movably connected with the screw thread short rod 14 through screw holes 18 on side walls, and the limiting clamping rod 20 is fixedly connected on the inner side walls of the movable plate 17.

As shown in fig. 2, a group of symmetrical positioning ports 6 are respectively formed on the front and rear side walls of the mold cavity 3, the positioning ports 6 formed on the mold cavity 3 are used for being matched with the limiting clamping grooves 7 to realize positioning installation, a group of symmetrical limiting clamping grooves 7 are also formed on the left and right side walls of the mold cavity 3, and the limiting clamping grooves 7 formed on the mold cavity 3 are used for being matched with the limiting clamping rods 20 to limit and fix the mold cavity 3 in the mounting groove 8;

As shown in fig. 3, the top surface of the lower mold 2 is provided with a mounting groove 8 corresponding to the mold cavity 3, and positioning strips 9 corresponding to the positioning openings 6 are respectively and fixedly arranged on the front side wall and the rear side wall of the interior of the mounting groove 8, when the mold cavity 3 is mounted, after the positioning openings 6 on the mold cavity 3 are aligned with the positioning strips 9, the mold cavity 3 can be rapidly positioned and mounted in the mounting groove 8;

As shown in fig. 4, side cavities 10 are respectively formed in the top surface of the lower mold 2 and located at the left side and the right side of the mounting groove 8, the formed side cavities 10 are used for being matched with a movable plate 17 to realize moving operation, sliding grooves 11 are respectively formed in the front side wall and the rear side wall of the inside of the side cavity 10, the formed sliding grooves 11 are used for being matched with sliding blocks 19 to realize sliding operation, a group of symmetrical connecting holes 12 corresponding to the limiting clamping grooves 7 are formed in the left side wall of the inside of the side cavity 10, the formed connecting holes 12 can ensure that the limiting clamping rods 20 move in and out in the side cavity 10 through the connecting holes 12, a rotating hole 13 is also formed in the right side wall of the inside of the side cavity 10, and the formed rotating hole 13 is used for being matched with a rotating rod 15 to realize rotating operation;

As shown in fig. 4, a rotating rod 15 is fixedly installed on the outer end of the screw short rod 14, the rotating rod 15 is movably installed in the rotating hole 13, a knob 16 is fixedly installed on the outer end of the rotating rod 15, when the die cavity 3 is fixed, the rotating knob 16 drives the rotating rod 15 to rotate in the rotating hole 13, and the screw short rod 14 is driven to rotate by the rotating rod 15;

As shown in fig. 4, the front and rear side walls of the movable plate 17 are respectively and fixedly provided with a sliding block 19, the sliding block 19 is movably installed in the sliding groove 11, the left side wall of the movable plate 17 is provided with a threaded hole 18, the movable plate 17 is in threaded connection with the threaded short rod 14 through the threaded hole 18, the left side wall of the movable plate 17 is fixedly provided with a group of symmetrical limit clamping rods 20, the limit clamping rods 20 penetrate through the connecting holes 12 and are inserted into the limit clamping grooves 7, under the rotation driving of the threaded short rod 14, the movable plate 17 moves to the left side in the side cavity 10 along the limit clamping grooves 7 through the threaded hole 18, the sliding block 19 slides in the sliding groove 11, and the limit clamping rods 20 penetrate through the connecting holes 12 and are inserted into the limit clamping grooves 7, so that the die cavity 3 can be used in the mounting groove 8 formed in the top surface of the lower die 2, and when the die cavity 3 is disassembled, the reverse knob 16 is moved out from the limit clamping rods 7 into the connecting holes 12, thereby achieving the purpose of facilitating the replacement and maintenance of the die cavity 3.

It should be noted that the present utility model is a novel PDCPD reaction injection mold, when the mold cavity 3 in the PDCPD reaction injection mold is required to be maintained or different products are produced to replace the mold cavity 3 with a corresponding shape, the mold cavity 3 is required to be disassembled and assembled, the knob 16 on the left and right side walls of the lower mold 2 is rotated during the disassembly, the knob 16 drives the rotating rod 15 to rotate in the rotating hole 13, the rotating rod 15 drives the screw short rod 14 to rotate in the side cavity 10, at this time, since the movable plate 17 is connected with the screw short rod 14 through the screw hole 18 formed in the side wall, the movable plate 17 moves in the outside direction in the side cavity 10 along the screw short rod 14 through the screw hole 18, and the sliding blocks 19 mounted on the front and rear side walls of the movable plate 17 slide in the sliding grooves 11 formed in the front and rear end walls of the inside of the side cavity 10 during the movement, at this time, as the movable plate 17 moves continuously, the limit clamping rods 20 installed on the left side wall of the movable plate 17 gradually move out of the limit clamping grooves 7 formed on the left side wall and the right side wall of the die cavity 3 until the limit clamping rods 20 move into the connecting holes 12 formed on the left side wall inside the side cavity 10 and the knob 16 can not rotate any more, then, the die cavity 3 is taken out of the mounting groove 8 formed on the top surface of the lower die 2, when the die cavity 3 is installed after maintenance or the die cavity 3 required to be used is directly installed, the positioning openings 6 formed on the front side wall and the rear side wall of the die cavity 3 are aligned with the positioning strips 9 mounted on the front side wall and the rear side wall inside the mounting groove 8, the positioning strips 9 are inserted into the positioning openings 6, so that the die cavity 3 can be positioned and installed inside the mounting groove 8, finally, the knob 16 is rotated reversely to move the movable plate 17 inwards, let spacing clamping lever 20 pass behind the connecting hole 12 insert spacing draw-in groove 7 in make knob 16 unable rotation, can install the die cavity 3 and fix and use in mounting groove 8 that the lower mould 2 top surface was seted up, go up die 1 and lower mould 2 compound die after, injection molding PDCPD material reacts in to die cavity 3 through installation mechanism 5, can obtain required product, thereby reach the purpose of being convenient for realize dismantling maintenance fast or change to die cavity 3 on the PDCPD reaction injection mold, and then make this novel PDCPD reaction injection mold bring the convenience for the dismouting operation of die cavity 3, and easy operation is convenient, and labour saving and time saving, and then production efficiency has been improved.

The foregoing is only illustrative of the preferred embodiments of the present utility model and, although the present utility model has been described in detail with reference to the foregoing embodiments, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model, and equivalents of the features may be substituted for elements thereof without departing from the true spirit and scope of the utility model.

Claims

1. A novel PDCPD reactive injection mold, comprising an upper mold (1), a lower mold (2) and a mold cavity (3), wherein the upper mold (1) is located above the lower mold (2), and the top surface of the upper mold (1) is provided with an injection port (4) for injecting PDCPD material, characterized in that: the mold cavity (3) is fixedly connected to the top surface of the lower mold (2) by an installation mechanism (5), and the installation mechanism (5) includes a threaded short rod (14), a movable plate (17) and a limiting rod (20), the two threaded short rods (14) are respectively movably connected to the side cavities (10) opened on the two side walls of the lower mold (2) by rotating rods (15) at their outer ends, and the movable plate (17) is also movably connected to the side cavity (10) by sliding blocks (19) on both sides, the movable plate (17) is also movably connected to the threaded short rod (14) through a threaded hole (18) on the side wall, and the limiting rod (20) is fixedly connected to the inner side wall of the movable plate (17).

2. The novel PDCPD reaction injection mold according to claim 1, characterized in that: a set of symmetrical positioning holes (6) are respectively opened on the front and rear side walls of the mold cavity (3), and a set of symmetrical limiting grooves (7) are also opened on the left and right side walls of the mold cavity (3).

3. A novel PDCPD reaction injection mold according to claim 2, characterized in that: the top surface of the lower mold (2) is provided with an installation groove (8) corresponding to the mold cavity (3), and the front and rear side walls inside the installation groove (8) are respectively fixedly installed with positioning strips (9) corresponding to the positioning port (6).

4. A novel PDCPD reaction injection mold according to claim 3, characterized in that: a side cavity (10) is provided on the top surface of the lower mold (2) and on the left and right sides of the mounting groove (8), and a sliding groove (11) is provided on the front and rear side walls of the side cavity (10), a set of symmetrical connecting holes (12) corresponding to the limiting slot (7) is provided on the left side wall of the side cavity (10), and a rotating hole (13) is also provided on the right side wall of the side cavity (10).

5. A novel PDCPD reaction injection mold according to claim 4, characterized in that: a rotating rod (15) is fixedly installed on the outer end of the threaded short rod (14), and the rotating rod (15) is movably installed in the rotating hole (13), and a knob (16) is fixedly installed on the outer end of the rotating rod (15).

6. A novel PDCPD reaction injection mold according to claim 5, characterized in that: sliding blocks (19) are fixedly installed on the front and rear side walls of the movable plate (17), and the sliding blocks (19) are movably installed in the sliding groove (11); a threaded hole (18) is provided on the left side wall of the movable plate (17), and the movable plate (17) is threadedly connected to the threaded short rod (14) through the threaded hole (18); a set of symmetrical limiting rods (20) are also fixedly installed on the left side wall of the movable plate (17), and the limiting rods (20) pass through the connecting hole (12) and are inserted into the limiting groove (7).