CN218985570U - Mould frame with multi-angle function of loosing core - Google Patents

Mould frame with multi-angle function of loosing core Download PDF

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Publication number
CN218985570U
CN218985570U CN202223536842.8U CN202223536842U CN218985570U CN 218985570 U CN218985570 U CN 218985570U CN 202223536842 U CN202223536842 U CN 202223536842U CN 218985570 U CN218985570 U CN 218985570U
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China
Prior art keywords
die plate
fixed
plate
shaped seat
core pulling
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CN202223536842.8U
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Chinese (zh)
Inventor
郭勇辉
朱根辉
郭辉平
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Ningbo Tongxin Mold Frame Co ltd
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Ningbo Tongxin Mold Frame Co ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00Technologies relating to the processing of minerals
    • Y02P40/50Glass production, e.g. reusing waste heat during processing or shaping
    • Y02P40/57Improving the yield, e-g- reduction of reject rates

Abstract

The utility model relates to a die frame with a multi-angle core pulling function, which comprises a movable die plate, a fixed die plate, a bottom plate and an ejection device, wherein the movable die plate, the fixed die plate and the bottom plate are sequentially arranged from top to bottom; the utility model simplifies the process steps and achieves the effects of time and labor saving, in addition, the space is saved, and the interference between core pulling mechanisms is better avoided so as to reduce the manufacturing difficulty of the die.

Description

Mould frame with multi-angle function of loosing core
Technical Field
The utility model relates to a mold frame with a multi-angle core pulling function.
Background
The plastic injection molding is a method for plastic products, molten plastic is injected into a plastic product mold by pressure, various plastic products are obtained by cooling molding, the movement direction of a core pulling mechanism on the existing plastic product mold is mostly vertical to a parting surface, so that the structure obliquely arranged inside the plastic product cannot be molded smoothly, and the molding can be completed only by a secondary injection molding mode, so that the process steps are complex, time and labor are wasted, and in addition, the adjacent two core pulling mechanisms are easy to interfere, so that the manufacturing difficulty of the mold is high, and the mold needs to be further improved.
Disclosure of Invention
Aiming at the current state of the art, the technical problem to be solved by the utility model is to provide the die frame with the multi-angle core-pulling function, which simplifies the process steps and achieves the effects of time and labor saving, and simultaneously saves space and better avoids the interference between core-pulling mechanisms so as to reduce the manufacturing difficulty of the die.
The technical scheme adopted for solving the technical problems is as follows: the die frame with the multi-angle core pulling function comprises a movable die plate, a fixed die plate, a bottom plate and an ejection device, wherein the movable die plate, the fixed die plate and the bottom plate are sequentially arranged from top to bottom, and the ejection device is arranged between the fixed die plate and the bottom plate; the second core pulling assembly comprises a third U-shaped seat vertically fixed on the outer wall of one side of the fixed die plate, a second sliding block movably arranged inside one side of the fixed die plate and positioned on the inner side of the third U-shaped seat, a fourth U-shaped seat obliquely fixed on the outer wall of one side of the fixed die plate and positioned below the third U-shaped seat, and a second core rod obliquely inserted and arranged inside one side of the fixed die plate, wherein the inner end of the second core rod extends into the space between the movable die plate and the fixed die plate.
Preferably, a die cavity is formed in the top of the fixed die plate, a first sliding groove is formed in the right inner wall of the opening at the top of the die cavity, and the first sliding block is movably arranged in the first sliding groove.
Preferably, a second sliding groove is formed in the inner wall of the left side of the top opening of the die cavity, the second sliding block is movably arranged in the second sliding groove, a convex seat which is obliquely arranged is formed on the bottom surface of the second sliding groove upwards, and the second core rod is movably inserted into the convex seat.
Preferably, a notch groove is formed in the bottom of the second sliding block, and the boss is movably arranged in the notch groove.
Preferably, a fifth U-shaped seat which is obliquely arranged is also fixed on the outer wall of the rear side of the movable template.
Compared with the prior art, the utility model has the advantages that: the core pulling mechanism inclined to the parting surface is arranged at the core pulling mechanism vertical to the parting surface, so that the structure of the plastic part, which is arranged in an inclined manner, can be smoothly formed, secondary injection molding is not needed, the process steps are simplified, the time and labor saving effects are achieved, in addition, the space is saved, and the interference between the core pulling mechanisms is better avoided, so that the die manufacturing difficulty is reduced.
Drawings
FIG. 1 is a right front side exploded view of the present utility model;
fig. 2 is a left rear side exploded view of the present utility model.
Detailed Description
Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs. The terms "first," "second," and the like, as used herein, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof, but does not exclude other elements or items. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.
In order to keep the following description of the embodiments of the present utility model clear and concise, the detailed description of known functions and known components thereof have been omitted.
As shown in fig. 1 to 2, a mold frame with a multi-angle core pulling function comprises a movable mold plate 1, a fixed mold plate 2, a bottom plate 3, an ejection device 4 arranged between the fixed mold plate 2 and the bottom plate 3, wherein the movable mold plate 1, the fixed mold plate 2 and the bottom plate 3 are sequentially arranged from top to bottom, a first core pulling component 5 and a second core pulling component 6 are further arranged on the fixed mold plate 2, the first core pulling component 5 comprises a first U-shaped seat 51 vertically fixed on the outer wall of one side of the fixed mold plate 2, a first sliding block 52 movably arranged inside one side of the fixed mold plate 2 and positioned inside the first U-shaped seat 51, a second U-shaped seat 53 obliquely fixed on the outer wall of the first sliding block 52, a plurality of mutually fixed seat blocks 54 arranged between the second U-shaped seat 53 and the first sliding block 52, and a plurality of first core rods 55 transversely and movably inserted in the seat blocks 54, and the inner end of each first core rod 55 penetrates through the first sliding block 52 and stretches into the space between the movable mold plate 1 and the fixed mold plate 2; the second core-pulling assembly 6 comprises a third U-shaped seat 61 vertically fixed on the outer wall of one side of the fixed die plate 2, a second sliding block 62 movably arranged inside one side of the fixed die plate 2 and positioned on the inner side of the third U-shaped seat 61, a fourth U-shaped seat 63 obliquely fixed on the outer wall of one side of the fixed die plate 2 and positioned below the third U-shaped seat 61, and a second core rod 64 obliquely inserted and arranged inside one side of the fixed die plate 2, wherein the inner end of the second core rod 64 extends into the space between the movable die plate 1 and the fixed die plate 2.
The top of the fixed template 2 is provided with a die cavity 24, the right inner wall of the opening at the top of the die cavity 24 is provided with a first sliding groove 21, and the first sliding block 52 is movably arranged in the first sliding groove 21.
A second sliding groove 22 is formed on the left inner wall of the top opening of the die cavity 24, a second sliding block 62 is movably arranged in the second sliding groove 22, a convex seat 23 which is obliquely arranged is upwards formed on the bottom surface of the second sliding groove 22, and a second core rod 64 is movably inserted into the convex seat 23.
The bottom of the second slider 62 is provided with a notch 621, and the boss 23 is movably disposed in the notch 621.
A fifth U-shaped seat 7 which is obliquely arranged is also fixed on the outer wall of the rear side of the movable template 1.
Working principle: the utility model is arranged on an injection molding machine, a movable template 1 is fixed on a moving mechanism of the injection molding machine, a bottom plate 3 is fixed on a stand of the injection molding machine to keep motionless, and the moving mechanism of the injection molding machine drives the movable template 1 to move towards a fixed template 2 until the bottom of the movable template 1 and the top of the fixed template 2 are mutually spliced; the bottom of the movable mold plate 1 and the top of the fixed mold plate 2 are respectively provided with a matched mold core, then molten materials enter between the two mold cores respectively positioned on the movable mold plate 3 and the fixed mold plate 4 through a runner in the movable mold plate 1, a plastic part is formed after cooling, and finally the plastic part is ejected outwards by virtue of the ejection device 4.
The outer parts of the first U-shaped seat 51, the second U-shaped seat 53, the third U-shaped seat 61, the fourth U-shaped seat 63 and the fifth U-shaped seat 7 are respectively provided with a cylinder, the telescopic ends of the cylinders positioned on the first U-shaped seat 51 are detachably fixed on the first sliding block 52, the telescopic ends of the cylinders positioned on the second U-shaped seat 53 are detachably fixed on the outermost seat block 54, the telescopic ends of the cylinders positioned on the third U-shaped seat 61 are detachably fixed on the second sliding block 62, and the telescopic ends of the cylinders positioned on the fourth U-shaped seat 63 are detachably fixed on the outer end of the second core bar 64; after the movable mold plate 1 and the fixed mold plate 2 are mutually spliced, the telescopic end of the cylinder on the first U-shaped seat 51 is driven to extend outwards to drive the first sliding block 52 to move inwards in the first sliding groove 21, and then the telescopic end of the cylinder on the second U-shaped seat 53 is driven to extend outwards to drive the first core rods 55 to move inwards by the seat blocks 54 until the inner end of each first core rod 55 extends between two mold cores; simultaneously, the telescopic end of the air cylinder on the third U-shaped seat 61 is driven to extend outwards so as to drive the second sliding block 62 to move inwards in the second sliding groove 22; meanwhile, the telescopic end of the air cylinder on the fourth U-shaped seat 63 is driven to extend outwards to drive the second core rod 64 to slide obliquely, so that the second core rod and the two mold cores can be matched with each other to form a plastic part.
The core pulling mechanism inclined to the parting surface is arranged at the core pulling mechanism vertical to the parting surface, so that the structure of the plastic part, which is arranged in an inclined manner, can be smoothly formed, secondary injection molding is not needed, the process steps are simplified, the time and labor saving effects are achieved, in addition, the space is saved, and the interference between the core pulling mechanisms is better avoided, so that the die manufacturing difficulty is reduced.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; while the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art will appreciate that modifications may be made to the techniques described in the foregoing embodiments, or that certain features may be substituted for those illustrated therein; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims (5)

1. The die frame with the multi-angle core pulling function comprises a movable die plate, a fixed die plate, a bottom plate and an ejection device, wherein the movable die plate, the fixed die plate and the bottom plate are sequentially arranged from top to bottom, and the ejection device is arranged between the fixed die plate and the bottom plate; the second core pulling assembly comprises a third U-shaped seat vertically fixed on the outer wall of one side of the fixed die plate, a second sliding block movably arranged inside one side of the fixed die plate and positioned on the inner side of the third U-shaped seat, a fourth U-shaped seat obliquely fixed on the outer wall of one side of the fixed die plate and positioned below the third U-shaped seat, and a second core rod obliquely inserted and arranged inside one side of the fixed die plate, wherein the inner end of the second core rod extends into the space between the movable die plate and the fixed die plate.
2. The mold frame with the multi-angle core pulling function according to claim 1, wherein a mold cavity is formed in the top of the fixed mold plate, a first sliding groove is formed in the right inner wall of the top opening of the mold cavity, and the first sliding block is movably arranged in the first sliding groove.
3. The mold frame with the multi-angle core pulling function according to claim 2, wherein a second sliding groove is formed in the inner wall of the left side of the top opening of the mold cavity, the second sliding block is movably arranged in the second sliding groove, a boss which is obliquely arranged is formed upwards on the bottom surface of the second sliding groove, and the second core rod is movably inserted into the boss.
4. The mold frame with multi-angle core pulling function according to claim 3, wherein a notch groove is formed in the bottom of the second sliding block, and the boss is movably arranged in the notch groove.
5. The mold frame with multi-angle core pulling function according to claim 4, wherein a fifth U-shaped seat which is obliquely arranged is further fixed on the outer wall of the rear side of the movable mold plate.
CN202223536842.8U 2022-12-29 2022-12-29 Mould frame with multi-angle function of loosing core Active CN218985570U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202223536842.8U CN218985570U (en) 2022-12-29 2022-12-29 Mould frame with multi-angle function of loosing core

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202223536842.8U CN218985570U (en) 2022-12-29 2022-12-29 Mould frame with multi-angle function of loosing core

Publications (1)

Publication Number Publication Date
CN218985570U true CN218985570U (en) 2023-05-09

Family

ID=86219865

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202223536842.8U Active CN218985570U (en) 2022-12-29 2022-12-29 Mould frame with multi-angle function of loosing core

Country Status (1)

Country Link
CN (1) CN218985570U (en)

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