CN220406993U - Centipede head wax injection mold capable of quickly replacing mold core - Google Patents

Abstract

The application discloses but centipede head wax injection mould of quick replacement mold core, this application is through setting up two die heads down, two mold cores and an upper die head, every die head is inside to be offered down and has made the die cavity and the up end has been offered and hold the chamber, two mold cores are embedded into respectively down in the die cavity that holds of die head, like this when need processing the centipede head mounted frame of the same length but different styles, only need directly change corresponding mold core can, need not to dismantle down the die head from equipment, and only need to embed new mold core in holding the chamber can realize accurate location when changing, the change process is simple swift, the change in-process need not the machine of transferring, the labor intensity of having practiced thrift the machine time and having reduced processing personnel, be favorable to promoting machining efficiency, and earlier stage only need make reserve of different styles can, need not to make corresponding lower die head, can save manufacturing cost, shorten the preparation cycle.

Description

Centipede head wax injection mold capable of quickly replacing mold core

Technical Field

The utility model belongs to the technical field of mold manufacturing, and particularly relates to a centipede head wax injection mold capable of quickly replacing a mold core.

Background

The wax injection mold is used as one of the molds, the wax injection mold is used for injecting the wax, the wax is solidified to form a workpiece with a specific shape, the workpiece is used for hanging a plurality of objects in one time like a centipede head hanging frame in a centipede shape for airing, the centipede head hanging frame is specific and has a plurality of styles, the centipede head hanging frames with different styles are the same in possible length but different in branch (centipede foot) density degree, or the centipede head hanging frames with different styles are different in possible length and branch (centipede foot), the existing wax injection mold core and the lower mold head are generally integrally arranged, so that each wax injection mold can only be suitable for manufacturing the centipede head hanging frame with one style, the universality is poor, the corresponding style mold is required to be replaced when the centipede head hanging frame with different styles is required to be manufactured, the machining process is complicated, the molds with different styles are required to be integrally manufactured for standby in the early stage, the manufacturing cost of the mold is high, the manufacturing cycle of the mold is required to be different, the new wax injection mold is required to be replaced each time, the new wax injection mold is required to be reinstalled on the installation equipment, the installation position of the new wax injection mold is required, the installation equipment is required to be adjusted, the machine is required to be time-consuming, and the machining process is influenced, and the machining process is time is required.

Disclosure of Invention

Object of the utility model

In order to overcome the defects, the utility model aims to provide the centipede head wax injection mold capable of quickly replacing the mold core, so as to solve the technical problems that the conventional centipede head wax injection mold is poor in universality, a plurality of molds with different styles are required to be manufactured for standby in the early stage, the manufacturing cost of the mold is high, the manufacturing period is long, the new mold is required to be fixed on equipment again after the new centipede head wax injection mold is replaced each time, the machine adjustment process is time-consuming and labor-consuming, and the machining efficiency is affected.

(II) technical scheme

In order to achieve the above purpose, the technical scheme provided by the application is as follows:

a centipede head wax injection mold capable of quickly replacing a mold core, comprising: the device comprises an upper die head, two lower die heads which are symmetrically arranged and two die cores which are symmetrically arranged, wherein a molding cavity which is communicated with the upper end face is vertically formed in each lower die head, the upper end face is downwards recessed to form a containing cavity for embedding the die cores, and each die core is provided with a plurality of molding grooves which are communicated with the molding cavity side by side;

the utility model provides a through setting up two die heads down, two mold cores and an upper die head, the inside die cavity of having offered of every die head down and the up end has been offered and has been held the chamber, two mold cores are embedded into the die head down hold the chamber respectively, like this when need process the centipede head mounted frame of the same length but different styles, only need directly change corresponding mold core can, need not to dismantle down the die head from equipment, and only need to embed new mold core in holding the chamber during the change can realize accurate location, change simple and fast, change the in-process and need not the machine of transferring, the machine time of having practiced thrift and reduce the intensity of labour of processing personnel, be favorable to promoting machining efficiency, and the mold core of the different styles of need only to make in earlier stage reserve can, need not to make corresponding lower die head, can save manufacturing cost, shorten the manufacturing cycle.

In some embodiments, the bottom of the mold core is provided with a positioning hole, and each accommodating cavity is slidably provided with a positioning piece which can be inserted into the positioning hole to position mold cores with different lengths to the preset position of the lower mold head;

according to the die, the locating hole is formed in the bottom of the die core, the sliding locating piece is arranged in the accommodating cavity of the lower die head, the die cores of different styles with different lengths can be located by adjusting the position of the locating piece, the die cores with different lengths can be used for the die, and the universality of the die cores is further improved.

In some embodiments, a chute is formed on the upper end surface of each lower die along the length direction, and each positioning member includes: the limiting part is positioned at the bottom of the chute, is connected with the limiting part, vertically upwards penetrates out of the threaded connection part of the chute, and is in threaded connection with the threaded connection part, and the nut locking part can be mutually matched with the limiting part to fix the positioning part at a preset position in the chute.

Drawings

FIG. 1 is a schematic diagram of a centipede head wax injection mold with a quick-replaceable mold core;

FIG. 2 is an exploded view of a centipede head wax injection mold with a quick-replaceable mold core according to the present utility model;

FIG. 3 is a schematic diagram of the default upper die head of the centipede head wax injection die with a quick-replaceable die core;

FIG. 4 is a schematic diagram showing the combination of two lower dies of a centipede head wax injection mold with a quick-replaceable mold core;

FIG. 5 is a schematic diagram of two mold cores of a centipede head wax injection mold with a rapidly replaceable mold core;

FIG. 6 is a schematic diagram of a lower die head of a centipede head wax injection die with a quick-change die core according to the utility model;

fig. 7 is a schematic structural view of a preferred embodiment according to the present utility model.

Reference numerals:

1. an upper die head; 2. a lower die head; 201. molding a cavity; 202. a receiving chamber; 203. a chute; 3. a mold core; 301. a modeling groove; 302. and (5) a notch.

Detailed Description

The objects, technical solutions and advantages of the present utility model will become more apparent by the following detailed description of the present utility model with reference to the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the utility model. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present utility model.

Referring to fig. 1-6, the centipede head wax injection mold capable of quickly replacing a mold core provided by the utility model comprises: the upper die head 1, two lower die heads 2 symmetrically arranged and two die cores 3 symmetrically arranged are arranged, specifically, a molding cavity 201 communicated with the upper end face is vertically formed in each lower die head 2, the upper end face is downwards recessed to form a containing cavity 202 for embedding the die cores 3, and a plurality of molding grooves 301 communicated with the molding cavity 201 are formed in each die core 3 side by side.

Specifically, the wax injection mold of the present application can be adapted to mold cores 3 of different styles.

Specifically, the mold cores 3 of different styles may have the same length of the mold cores 3 but different numbers or shapes of the molding grooves 301, and may have different lengths of the mold cores 3 and different numbers of the molding grooves 301. Specifically, the branches (centipede feet) of the centipede head hanging frame manufactured by the same length but different numbers of modeling grooves 301 have different degrees of density.

Specifically, a semi-closed molding cavity 201 is formed in each lower die head 2, and after the two lower die heads 2 are combined, the two semi-closed molding cavities 201 form a fully-closed molding cavity 201 with an opening at the upper end.

Specifically, a notch 302 is formed in the middle of each mold core 3 in a concave manner, and through holes opposite to the openings of the molding cavities 201 are formed after the notches 302 of the two mold cores 3 are combined.

Specifically, the two lower dies 2 are combined, then the corresponding mold cores 3 are selected according to the shapes of the centipede head hanging frames of different styles, and the two mold cores 3 are respectively embedded into the accommodating cavities 202 of the corresponding lower dies 2.

Specifically, during processing, the wax liquid is injected into the molding cavity 201 from the opening, overflows into the molding groove 301 of the mold core 3 after the wax liquid fills the whole molding cavity 201, and finally covers the mold head 1, and the corresponding centipede head hanging frame can be formed after the wax liquid is air-dried.

Preferably, the positioning holes are formed in the bottom of the die cores 3, positioning pieces are slidably arranged on the upper end face of each lower die head 2, and the positioning pieces can be inserted into the positioning holes to position the die cores 3 with different lengths and different styles to the preset positions of the lower die heads 2.

Referring to fig. 7, specifically, a chute 203 is formed on the upper end surface of each lower die head 2 along the length direction thereof, and each positioning member includes: the limiting part is positioned in the chute 203, a screw which is connected with the limiting part and upwards penetrates out of the chute 203, and a nut which is in threaded connection with the screw.

Specifically, the limiting part is of a strip-shaped structure, and when the locating piece is installed, the limiting part can be embedded into the sliding groove 203 along the length direction of the sliding groove 203 and then rotated for 90 degrees, so that the limiting part is clamped at the bottom of the sliding groove 203, the nut locking piece is screwed, and the nut locking piece and the limiting part are mutually matched to fix the locating piece to the preset position of the sliding groove. Specifically, for mold cores 3 of different lengths, the positioning member may be adjusted to a proper position, and then the positioning holes of the mold cores 3 are fitted to the positioning member.

It is to be understood that the above-described embodiments of the present utility model are merely illustrative of or explanation of the principles of the present utility model and are in no way limiting of the utility model. Accordingly, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present utility model should be included in the scope of the present utility model. Furthermore, the appended claims are intended to cover all such changes and modifications that fall within the scope and boundary of the appended claims, or equivalents of such scope and boundary.

Claims (3)

1. Centipede head wax injection mold capable of rapidly replacing mold core, and is characterized by comprising: go up die head (1), two lower die heads (2) that the symmetry set up and two mold cores (3) that the symmetry set up, wherein, every the inside vertical molding chamber (201) of communicating up end of seting up of die head (2) down, up end undercut form one supply mold core (3) embedded hold chamber (202), every mold core (3) have a plurality of with a plurality of molding grooves (301) of molding chamber (201) intercommunication side by side.

2. The centipede head wax injection mold capable of quickly replacing mold cores (3) according to claim 1, wherein positioning holes are formed in the bottoms of the mold cores (3), and positioning pieces capable of being inserted into the positioning holes to position the mold cores (3) with different lengths to the preset positions of the lower mold head (2) are slidably arranged in each accommodating cavity (202).

3. The centipede head wax injection mold of the quick replaceable mold core (3) according to claim 2, wherein each of the lower mold head (2) accommodating cavities (202) is provided with a chute (203) along a length direction thereof, and each of the positioning members comprises: the limiting part is positioned at the bottom of the chute (203), is connected with the limiting part and vertically penetrates out of the threaded connecting part of the chute (203) upwards, and is in threaded connection with the threaded connecting part, and the nut locking part can be matched with the limiting part to fix the positioning part to the preset position of the chute (203).