CN220095237U

CN220095237U - Plastic mold forming combined pushing-out structure

Info

Publication number: CN220095237U
Application number: CN202321611097.0U
Authority: CN
Inventors: 陈小娟
Original assignee: Yancheng Deyuan Intelligent Technology Co ltd
Current assignee: Yancheng Deyuan Intelligent Technology Co ltd
Priority date: 2023-06-25
Filing date: 2023-06-25
Publication date: 2023-11-28
Anticipated expiration: 2033-06-25

Abstract

The utility model relates to the technical field of plastic molds and provides a plastic molding combined pushing structure which comprises a bottom plate, a female die base and a built-in cavity, wherein the top end of the bottom plate is fixedly provided with the female die base, the built-in cavity is arranged at the bottom end inside the female die base, sliding grooves are formed in two sides of the built-in cavity inside the female die base, an extrusion structure is arranged inside the built-in cavity, and the extrusion structure comprises an electric push rod, a movable plate, a movable rod, a top plate and a sliding block. According to the utility model, the extrusion structure is arranged, the electric push rod is started, the electric push rod can drive the movable plate to move in the built-in cavity, the movable plate can drive the sliding block to move in the sliding groove, the stability of the movable plate during movement is enhanced under the action of the sliding block, the movable plate can drive the top plate to move up and down through the movable rod, and the function of the device for facilitating demoulding is realized, so that the applicability of the plastic molding combined push-out structure during use is improved.

Description

Plastic mold forming combined pushing-out structure

Technical Field

The utility model relates to the technical field of plastic molds, in particular to a plastic molding combined push-out structure.

Background

The plastic mould is a tool matched with a plastic forming machine in the plastic processing industry and endows a plastic product with complete configuration and accurate size. The types and structures of the plastic molds are various, and a plastic molding combined ejecting structure is an important part;

for this reason, the patent with publication number CN203792630U discloses a plastic mold of a combined push-out mechanism, which belongs to the field of plastic molds. The mold comprises a moving mold and a fixed mold, wherein a cavity is connected with a fixed mold plate through screws, a sprue bush is in interference fit with the cavity and the fixed mold plate, a guide sleeve is in interference fit with the fixed mold plate, a fixed mold seat plate is connected with the fixed mold plate through screws, and a positioning ring is connected with the fixed mold seat plate through screws; the movable mould part, the ejector pad links and locates in the core and can slide through the screw push rod, reset lever, push rod fixed plate and push plate pass through the screw and link and form the ejecting mechanism, ejecting mechanism can be moved between core and movable mould board, guide pillar and movable mould board interference fit, core and movable mould board link with the screw, movable mould board, cushion and movable mould bedplate link with the screw, the spacing screw is fastened on the movable mould bedplate. By adopting the technical scheme, the die has the advantages of simple structure, easy manufacture, convenient use and good realization of large external dimension, thin wall and easy deformation of plastic parts;

the plastic mould of the combined push-out mechanism is inconvenient to demould, and is easy to horizontally move during demould, so that the applicability of the plastic mould is low during use.

Disclosure of Invention

First, the technical problem to be solved

The utility model aims to provide a plastic molding combined pushing-out structure which is used for solving the defect that the existing plastic molding combined pushing-out structure is inconvenient to demould.

(II) summary of the utility model

In order to solve the technical problems, the utility model provides the following technical scheme: the plastic molding combined pushing structure comprises a bottom plate, a female die base and a built-in cavity, wherein the top end of the bottom plate is fixed with the female die base, the built-in cavity is arranged at the bottom end inside the female die base, and sliding grooves are formed in two sides of the built-in cavity inside the female die base;

the extrusion structure comprises an electric push rod, a movable plate, a movable rod, a top plate and a sliding block, wherein the electric push rod is fixed at the middle position of the bottom of the built-in cavity;

the die comprises a die base, wherein a die cavity is arranged at the middle position of the top of the die base, positioning holes are formed in the corner positions of the top of the die base, and a buffer structure is arranged at the top end of the extrusion structure.

When the device is used, the extrusion structure is arranged, so that the function of the device for facilitating demolding is realized, and the applicability of the plastic molding combined pushing structure in use is improved; through being provided with buffer structure, realized the device function of being convenient for the buffering to improved the convenience of this plastic molding joint release structure when using.

Preferably, the top of electric putter is fixed with the fly leaf, the corner position department on fly leaf top all is fixed with the fly leaf, the top of fly leaf all extends to the bottom of die cavity and is fixed with the roof, the both sides of fly leaf all are fixed with the slider.

Preferably, the movable rod and the female die base are in sliding connection, and the movable rod is symmetrically distributed on two sides of the top end of the movable plate. And starting the electric push rod, wherein the electric push rod can drive the movable plate to move in the built-in cavity, and the movable plate can drive the sliding block to move in the sliding groove.

Preferably, the sliding block extends to the inside of the sliding groove, and the sliding block and the female die base form a sliding structure through the sliding groove. Under the effect of slider, strengthened the fly leaf stability when removing, the fly leaf can drive the roof through the movable rod and reciprocate.

Preferably, the buffer structure comprises a fixed seat, guide grooves, guide columns and buffer springs, wherein the fixed seat is uniformly fixed on two sides of the top end of the movable plate, the guide grooves are formed in the fixed seat, the guide columns are arranged in the guide grooves, and the buffer springs are sleeved on the outer sides of the fixed seat.

Preferably, the top end of the guide post extends to the outside of the fixing seat and is fixedly connected with the inner wall of the female die base, and the guide post and the fixing seat form a sliding structure through the guide groove. When the fly leaf is moving, the guide post can remove in the inside of guide way, under the effect of fixing base, has avoided buffer spring atress uneven and emptys.

Preferably, the bottom of the buffer spring is fixedly connected with the top of the movable plate, and the top of the buffer spring is fixedly connected with the inner wall of the female die base. Under the action of the buffer spring, the movable plate and the bottom plate are prevented from being damaged.

(III) beneficial effects

The utility model provides a plastic molding combined pushing-out structure, which has the advantages that:

by the aid of the extrusion structure, the electric push rod is started, the movable plate can be driven to move in the built-in cavity by the electric push rod, the movable plate can be driven to move in the sliding groove by the movable plate, stability of the movable plate during movement is enhanced under the action of the sliding block, the movable plate can drive the top plate to move up and down through the movable rod, a function of facilitating demolding of the plastic mold forming combined pushing structure is achieved, and therefore applicability of the plastic mold forming combined pushing structure during use is improved;

through being provided with buffer structure, when the fly leaf is moving, the guide post can be at the inside of guide way removal, under the effect of fixing base, has avoided buffer spring atress uneven and emptys, under buffer spring's effect, has avoided fly leaf and bottom plate impaired, has realized the function that the device is convenient for cushion to this plastic molding jointly releases the convenience of structure when using.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a front cross-sectional structure of the present utility model;

FIG. 2 is a schematic side sectional view of the present utility model;

FIG. 3 is a schematic front sectional view of a buffer structure according to the present utility model;

FIG. 4 is a schematic three-dimensional structure of an extruded structure according to the present utility model;

fig. 5 is a schematic top view of the present utility model.

Reference numerals in the drawings illustrate: 1. a bottom plate; 2. a female die base; 3. a built-in cavity; 4. a chute; 5. an extrusion structure; 501. an electric push rod; 502. a movable plate; 503. a movable rod; 504. a top plate; 505. a slide block; 6. a mold cavity; 7. positioning holes; 8. a buffer structure; 801. a fixing seat; 802. a guide groove; 803. a guide post; 804. and a buffer spring.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by one of ordinary skill in the art without inventive faculty, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Example 1

Referring to fig. 1-5, the plastic molding combined pushing structure provided by the utility model comprises a bottom plate 1, a female die base 2 and a built-in cavity 3, wherein the top end of the bottom plate 1 is fixedly provided with the female die base 2, the bottom end inside the female die base 2 is provided with the built-in cavity 3, both sides of the built-in cavity 3 inside the female die base 2 are respectively provided with a sliding groove 4, the inside of the built-in cavity 3 is provided with an extrusion structure 5, the extrusion structure 5 comprises an electric push rod 501, a movable plate 502, a movable rod 503, a top plate 504 and a sliding block 505, the electric push rod 501 is fixed at the middle position of the bottom of the built-in cavity 3, the top end of the electric push rod 501 is fixedly provided with the movable plate 502, the corner positions of the top end of the movable plate 502 are fixedly provided with the movable rod 503, the top end of the movable rod 503 is fixedly provided with the top plate 504, both sides of the movable plate 502 are fixedly provided with the sliding block 505, the movable rod 503 and the female die base 2 are in a sliding connection design, the two sides of the top end of the movable plate 502 are symmetrically distributed, the sliding block 505 extends into the sliding groove 4, and the sliding block 505 and the base 2 forms a sliding structure through the sliding groove 4.

In this embodiment, when the electric push rod 501 is started, the electric push rod 501 drives the movable plate 502 to move in the inner cavity 3, the movable plate 502 drives the sliding block 505 to move in the sliding groove 4, the stability of the movable plate 502 during movement is enhanced under the action of the sliding block 505, and the movable plate 502 drives the top plate 504 to move up and down through the movable rod 503.

Example two

The embodiment further includes: the intermediate position department at die base 2 top is provided with die cavity 6, the corner position department at die base 2 top all is provided with locating hole 7, the top of extrusion structure 5 is provided with buffer structure 8, buffer structure 8 includes fixing base 801, guide slot 802, guide post 803 and buffer spring 804, fixing base 801 is evenly fixed in the both sides at fly leaf 502 top, the inside of fixing base 801 all is provided with guide slot 802, the inside of guide slot 802 all is provided with guide post 803, the outside of fixing base 801 all overlaps and is equipped with buffer spring 804, the top of guide post 803 extends to the outside of fixing base 801 and with the inner wall fixed connection of die base 2, guide post 803 and fixing base 801 constitute sliding structure through guide slot 802, the bottom of buffer spring 804 and the top fixed connection of fly leaf 502, the top of buffer spring 804 and the inner wall fixed connection of die base 2.

In this embodiment, when the movable plate 502 moves, the guide post 803 moves inside the guide groove 802, under the action of the fixing seat 801, the buffer spring 804 is prevented from being inclined due to uneven stress, and under the action of the buffer spring 804, the movable plate 502 and the bottom plate 1 are prevented from being damaged.

The apparatus embodiments described above are merely illustrative, wherein the elements illustrated as separate elements may or may not be physically separate, and the elements shown as elements may or may not be physical elements, may be located in one place, or may be distributed over a plurality of network elements. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment. Those of ordinary skill in the art will understand and implement the present utility model without undue burden.

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; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; 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

1. The utility model provides a plastic molding jointly pushes out structure, includes bottom plate (1), die base (2) and embeds chamber (3), its characterized in that: the top end of the bottom plate (1) is fixedly provided with a female die base (2), the bottom end inside the female die base (2) is provided with a built-in cavity (3), and both sides of the built-in cavity (3) inside the female die base (2) are provided with sliding grooves (4);

an extrusion structure (5) is arranged in the built-in cavity (3), the extrusion structure (5) comprises an electric push rod (501), a movable plate (502), a movable rod (503), a top plate (504) and a sliding block (505), and the electric push rod (501) is fixed at the middle position of the bottom of the built-in cavity (3);

the die comprises a die base (2), wherein a die cavity (6) is arranged at the middle position of the top of the die base (2), positioning holes (7) are formed in the corner positions of the top of the die base (2), and a buffer structure (8) is arranged at the top end of the extrusion structure (5).

2. The plastic molding joint ejection structure according to claim 1, wherein: the top of electric putter (501) is fixed with fly leaf (502), the corner department on fly leaf (502) top all is fixed with fly leaf (503), the top of fly leaf (503) all extends to the bottom of die cavity (6) and is fixed with roof (504), the both sides of fly leaf (502) all are fixed with slider (505).

3. A plastic molding joint ejection structure according to claim 2, wherein: the movable rod (503) and the female die base (2) are in sliding connection, and the movable rod (503) is symmetrically distributed on two sides of the top end of the movable plate (502).

4. A plastic molding joint ejection structure according to claim 2, wherein: the sliding block (505) extends to the inside of the sliding groove (4), and the sliding block (505) and the die base (2) form a sliding structure through the sliding groove (4).

5. A plastic molding joint ejection structure according to claim 3, wherein: the buffer structure (8) comprises a fixed seat (801), guide grooves (802), guide columns (803) and buffer springs (804), wherein the fixed seat (801) is uniformly fixed on two sides of the top end of the movable plate (502), the guide grooves (802) are formed in the fixed seat (801), the guide columns (803) are formed in the guide grooves (802), and the buffer springs (804) are sleeved on the outer sides of the fixed seat (801).

6. The plastic molding joint ejection structure according to claim 5, wherein: the top end of the guide column (803) extends to the outside of the fixed seat (801) and is fixedly connected with the inner wall of the female die base (2), and the guide column (803) and the fixed seat (801) form a sliding structure through the guide groove (802).

7. The plastic molding joint ejection structure according to claim 5, wherein: the bottom of the buffer spring (804) is fixedly connected with the top end of the movable plate (502), and the top end of the buffer spring (804) is fixedly connected with the inner wall of the female die base (2).