CN214773661U

CN214773661U - Quick injection mold

Info

Publication number: CN214773661U
Application number: CN202120863693.2U
Authority: CN
Inventors: 王佩
Original assignee: Yugao Precision Manufacturing Shenzhen Co ltd
Current assignee: Yugao Precision Manufacturing Shenzhen Co ltd
Priority date: 2021-04-25
Filing date: 2021-04-25
Publication date: 2021-11-19
Anticipated expiration: 2031-04-25

Abstract

The utility model relates to the technical field of injection molds, in particular to a rapid injection mold, which comprises an ejection assembly, a lower mold, a mold core assembly, an upper mold, an injection molding assembly and a locking assembly, wherein the lower mold is arranged on the ejection assembly, the upper mold is arranged on the lower mold, the mold core assembly is arranged between the upper mold and the lower mold, the injection molding assembly is arranged on one side of the upper mold, which is far away from the lower mold, and the locking assembly is used for fixing the ejection assembly, the lower mold, the mold core assembly, the upper mold and the injection molding assembly together; the lower die is provided with a plurality of first die core grooves for accommodating the die core assembly, and the die core assembly comprises a plurality of forming dies arranged in the first die core grooves. This quick injection mold is through setting up a plurality of first die core grooves on the lower mould, once moulds plastics and can form a plurality of products, and then has improved production rate.

Description

Quick injection mold

Technical Field

The utility model relates to an injection mold technical field especially relates to a quick injection mold.

Background

An injection mold is a tool for producing plastic products; the injection molding is a processing method used for batch production of parts with complex shapes, and particularly relates to a method for injecting heated and molten plastic into a mold cavity from an injection molding machine at high pressure, and obtaining a formed product after cooling and solidification.

At present, in the technical field of medical treatment and aviation, connecting pieces with small volume, large quantity and complex shapes are often required to be used, a common injection mold can only complete the molding of a single connecting piece, and the production rate is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art not enough, provide a quick injection mold to solve the slower technical problem of current mould production rate.

In order to solve the technical problem, the utility model discloses a following technical scheme:

a rapid injection mold comprises an ejection assembly, a lower mold, a mold core assembly, an upper mold, an injection molding assembly and a locking assembly, wherein the lower mold is arranged on the ejection assembly, the upper mold is arranged on the lower mold, the mold core assembly is arranged between the upper mold and the lower mold, the injection molding assembly is arranged on one side of the upper mold, which is far away from the lower mold, and the locking assembly is used for fixing the ejection assembly, the lower mold, the mold core assembly, the upper mold and the injection molding assembly together; the lower die is provided with a plurality of first die core grooves for accommodating the die core assembly, and the die core assembly comprises a plurality of forming dies arranged in the first die core grooves.

Further, the forming die comprises a mounting seat in plug-in fit with the first die core groove and a forming part arranged on the mounting seat.

Further, the forming part is provided with an exhaust hole.

Furthermore, the ejection assembly comprises a base, a guide rod, an ejection plate, an ejector pin and a driving piece, wherein the guide rod is vertically arranged on the base, the ejection plate is slidably arranged on the guide rod, the ejector pin is arranged on the ejection plate, the driving piece is used for driving the ejection plate to move back and forth along the guide rod, the lower die is provided with a first ejection hole for the ejector pin to pass through, the forming die is provided with a second ejection hole communicated with the first ejection hole, and when the ejection plate moves back and forth along the guide rod, the ejector pin can protrude out of the second ejection hole.

Furthermore, the ejection assembly further comprises a return spring, and two ends of the return spring are respectively connected with the ejection plate and the lower die.

Furthermore, a plurality of communicating grooves for plastic flowing are formed in one side, close to the upper die, of the lower die, and two ends of each communicating groove are communicated with the two adjacent first die core grooves respectively.

Further, the upper die is in concave-convex fit with the lower die, and the upper die is provided with a second die core groove for mounting the forming die.

Further, the subassembly of moulding plastics is including the mouth of a river board and the hot plate that are used for transmitting the plastic, be provided with first plastic runner in the mouth of a river board, go up the mould be provided with the communicating second plastic runner of first plastic runner, the second plastic runner is used for leading the plastic in the first plastic runner to mold core assembly.

Furthermore, the locking assembly comprises a lock rod and a plurality of lock pins, the lock rod is provided with a plurality of lock holes which are matched with the lock pins in an inserting mode, the ejection assembly, the lower die, the upper die and the injection molding assembly are respectively provided with a plurality of lock grooves, and the lock pins are matched with the lock grooves in an inserting mode.

Further, the locking assembly further comprises a first locking piece and a second locking piece, the first locking piece is connected with the lower die and the upper die in a threaded mode through a screw piece, and the second locking piece is connected with the upper die and the injection molding assembly in a threaded mode through a screw piece.

The utility model has the advantages that: this quick injection mold is through setting up a plurality of first die core grooves on the lower mould, once moulds plastics and can form a plurality of products, and then has improved production rate.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.

FIG. 1 is a schematic structural diagram of an embodiment of the present rapid injection mold;

FIG. 2 is an exploded view of the rapid injection mold of FIG. 1;

FIG. 3 is a schematic structural diagram of a lower mold of the present rapid injection mold;

fig. 4 is a schematic structural diagram of an upper mold of the present rapid injection mold embodiment.

The labels in the figures illustrate: 100. ejecting the assembly; 110. a base; 120. a guide bar; 130. ejecting the plate; 140. A thimble; 150. a return spring; 200. a lower die; 210. a first die core slot; 220. a communicating groove; 300. a mold core assembly; 310. forming a mould; 311. a mounting seat; 312. a molding section; 400. an upper die; 410. a second die core slot; 500. an injection molding assembly; 510. a water gap plate; 520. heating plates; 610. a lock lever; 611. a lock hole; 620. A lock pin; 630. a first locking member; 640. a second locking element.

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 some, not all, of the embodiments of the present invention. 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 the terms "comprises" and/or "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

It is also to be understood that 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 in the specification and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be further understood that the term "and/or" as used in the specification and the appended claims refers to any and all possible combinations of one or more of the associated listed items, and includes such combinations.

Referring to fig. 1 to 4, a fast injection mold includes an ejection assembly 100, a lower mold 200, a mold core assembly 300, an upper mold 400, an injection molding assembly 500, and a locking assembly (not labeled in the figures), wherein the lower mold 200 is disposed on the ejection assembly 100, the upper mold 400 is disposed on the lower mold 200, the mold core assembly 300 is disposed between the upper mold 400 and the lower mold 200, the injection molding assembly 500 is disposed on a side of the upper mold 400 away from the lower mold 200, and the locking assembly is used to fix the ejection assembly 100, the lower mold 200, the mold core assembly 300, the upper mold 400, and the injection molding assembly 500 together; the lower mold 200 is provided with a plurality of first core grooves 210 for receiving the core assemblies 300, and the core assemblies 300 include a plurality of molding dies 310 provided in the first core grooves 210. This quick injection mold can once mould plastics and can form a plurality of products through set up a plurality of first die core grooves 210 on lower mould 200, and then has improved production rate.

As shown in fig. 2, the ejection assembly 100 includes a base 110, a guide rod 120, an ejector plate 130, an ejector pin 140, and a driving member, wherein the guide rod 120 is vertically disposed on the base 110, the ejector plate 130 is slidably disposed on the guide rod 120, the ejector pin 140 is disposed on the ejector plate 130, the driving member is configured to drive the ejector plate 130 to move back and forth along the guide rod 120, and the driving member may be an air cylinder. The lower mold 200 is provided with a first ejection hole (not shown) through which the ejector pin 140 passes, the forming mold 310 is provided with a second ejection hole (not shown) communicating with the first ejection hole, and the ejector pin 140 can protrude from the second ejection hole when the ejector plate 130 moves back and forth along the guide rod 120. Specifically, the ejection assembly 100 further includes a return spring 150, the return spring 150 is sleeved on the guide rod 120, and two ends of the return spring 150 are respectively connected to the ejection plate 130 and the lower die 200.

As shown in fig. 2 to 4, the upper mold 400 is engaged with the lower mold 200 in a concave-convex manner, and the upper mold 400 is provided with a second core groove 410 for installing the molding die 310.

As shown in fig. 2, the injection molding assembly 500 includes a nozzle plate 510 and a heating plate 520, the nozzle plate 510 is provided with a first plastic runner (not labeled), the upper mold 400 is provided with a second plastic runner (not labeled) communicated with the first plastic runner, and the second plastic runner is used for guiding the plastic in the first plastic runner to the mold core assembly 300.

As shown in fig. 2 and 3, a plurality of communicating grooves 220 for flowing plastic are opened on one side of the lower mold 200 close to the upper mold 400, and both ends of each communicating groove 220 are respectively communicated with two adjacent first mold core grooves 210. The molding part 312 can be filled with plastic during injection molding.

In this embodiment, the forming die 310 includes a mounting seat 311 that is inserted into the first die slot 210, and a forming portion 312 disposed on the mounting seat 311. Specifically, the mounting seat 311 is a standard component, and the forming portion 312 is configured according to the shape of the product by replacing the forming die 310, so that different products can be produced, and different products can be formed in one-time injection molding.

In this embodiment, the forming portion 312 is provided with an exhaust hole (not labeled in the figure), and the exhaust hole is provided to enable plastic to fully fill the forming portion 312 during injection molding, so as to avoid occurrence of stress marks.

Referring to fig. 1 and 2, the locking assembly includes a lock rod 610 and a plurality of lock pins 620, the lock rod 610 is provided with a plurality of lock holes 611 that are in plug-in fit with the lock pins 620, the ejection assembly 100, the lower mold 200, the upper mold 400, and the injection molding assembly 500 are respectively provided with a plurality of lock grooves (not labeled in the drawings), and the lock grooves are in plug-in fit with the lock pins 620. Specifically, the locking assembly further includes a first locking piece 630 and a second locking piece 640, the first locking piece is in threaded connection with the lower mold 200 and the upper mold 400 through a screw, and the second locking piece 640 is in threaded connection with the upper mold 400 and the injection molding assembly 500 through a screw. The threaded member may be a bolt. The ejection assembly 100, the lower die 200, the upper die 400 and the injection molding assembly 500 can be stably fixed together through the locking assembly, and the injection molding failure caused by the outflow of plastic from gaps during injection molding is avoided.

To sum up, beneficial effect: this quick injection mold can once mould plastics and can form a plurality of products through set up a plurality of first die core grooves 210 on lower mould 200, and then has improved production rate. The mounting seat 311 is a standard component, and can be used for producing different products by replacing the forming die 310, and different products can be formed in one-time injection molding.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various equivalent modifications or replacements within the technical scope of the present invention, and these modifications or replacements should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A rapid injection mold is characterized by comprising an ejection assembly, a lower mold, a mold core assembly, an upper mold, an injection assembly and a locking assembly, wherein the lower mold is arranged on the ejection assembly, the upper mold is arranged on the lower mold, the mold core assembly is arranged between the upper mold and the lower mold, the injection assembly is arranged on one side of the upper mold, which is far away from the lower mold, and the locking assembly is used for fixing the ejection assembly, the lower mold, the mold core assembly, the upper mold and the injection assembly together; the lower die is provided with a plurality of first die core grooves for accommodating the die core assembly, and the die core assembly comprises a plurality of forming dies arranged in the first die core grooves.

2. The rapid injection mold of claim 1, wherein the forming mold comprises a mounting seat in plug-fit engagement with the first core groove and a forming portion provided on the mounting seat.

3. A rapid injection mold according to claim 2, wherein the molding portion is provided with a vent hole.

4. The rapid injection mold according to any one of claims 1 to 3, wherein the ejection assembly comprises a base, a guide rod, an ejection plate, an ejector pin, and a driving member, the guide rod is vertically disposed on the base, the ejection plate is slidably disposed on the guide rod, the ejector pin is disposed on the ejection plate, the driving member is configured to drive the ejection plate to move back and forth along the guide rod, the lower mold is provided with a first ejection hole for the ejector pin to pass through, the forming mold is provided with a second ejection hole communicated with the first ejection hole, and the ejector pin can protrude from the second ejection hole when the ejection plate moves back and forth along the guide rod.

5. The rapid injection mold of claim 4, wherein the ejection assembly further comprises a return spring, and two ends of the return spring are respectively connected to the ejection plate and the lower mold.

6. The rapid injection mold according to any one of claims 1 to 3, wherein a plurality of communicating grooves for plastic to flow are formed in one side of the lower mold close to the upper mold, and two ends of each communicating groove are respectively communicated with two adjacent first mold core grooves.

7. A rapid injection mold according to any one of claims 1 to 3, wherein the upper mold is engaged with the lower mold in a concavo-convex manner, and the upper mold is provided with a second core groove for mounting the molding die.

8. A rapid injection mold according to any one of claims 1-3, wherein the injection molding assembly comprises a nozzle plate and a heating plate for transferring plastic, the nozzle plate is provided with a first plastic flow channel, the upper mold is provided with a second plastic flow channel communicated with the first plastic flow channel, and the second plastic flow channel is used for guiding the plastic in the first plastic flow channel to the mold core assembly.

9. The rapid injection mold according to any one of claims 1 to 3, wherein the locking assembly comprises a lock rod and a plurality of lock pins, the lock rod is provided with a plurality of lock holes which are in plug-in fit with the lock pins, the ejection assembly, the lower mold, the upper mold and the injection assembly are respectively provided with a plurality of lock grooves, and the lock pins are in plug-in fit with the lock grooves.

10. The rapid injection mold of claim 9, wherein the locking assembly further comprises a first locking member and a second locking member, the first locking member is threadedly connected to the lower mold and the upper mold, and the second locking member is threadedly connected to the upper mold and the injection assembly.