CN222875161U

CN222875161U - Mould with side demoulding structure

Info

Publication number: CN222875161U
Application number: CN202421239181.9U
Authority: CN
Inventors: 翁涛; 唐军; 刘苗中; 陈如意
Original assignee: Dongguan Tu'an Industrial Co ltd
Current assignee: Dongguan Tu'an Industrial Co ltd
Priority date: 2024-05-31
Filing date: 2024-05-31
Publication date: 2025-05-16
Anticipated expiration: 2034-05-31

Abstract

The utility model provides a mould with side direction drawing of patterns structure for shaping circular shell form's work piece, be equipped with two function holes on the work piece, two function holes are relative setting in the horizontal direction, have side direction drawing of patterns structure's mould including last mould, the lower mould relative with last mould, its characterized in that, go up the mould including the fixed plate, locate the locating plate of fixed plate below, install the last mould benevolence on the locating plate, slide locate the locating plate and be two sliders that relative setting, install the function pole on the slider, install the drive piece on the fixed plate, go up the mould benevolence and be equipped with a plurality of last die cavities, the drive piece passes the locating plate and installs with the slider cooperation, and when the fixed plate was shifted for the slider in the vertical direction, two drive pieces of installing on the fixed plate drive two sliders respectively and shift in opposite directions synchronous, two sliders drive two function poles and stretch into the last die cavity or withdraw from last die cavity in the shifting process. The utility model has simple integral structure, reduces the die cost, can realize quick die opening and effectively improves the die opening efficiency.

Description

Mould with side demoulding structure

Technical Field

The present utility model relates to a mold, and more particularly, to a mold with a lateral demolding structure.

Background

The injection mold is an indispensable tool in workpiece processing at present, and the injection mold is matched with the movable mold to form a corresponding mold cavity in the use process, after molten plastic is injected into the mold cavity, the molten plastic is cooled to form a product.

For products with holes on the side surfaces of the products, auxiliary processing is usually carried out in a side mold core mode, but after the side mold core is introduced, a corresponding avoiding structure and a lateral push-pull structure are needed, so that the complexity and cost of the mold are increased, and the enterprise is puzzled.

Disclosure of utility model

Based on this, it is necessary to provide a mold having a lateral demolding structure in view of the shortcomings in the prior art.

The mold with the lateral demolding structure is used for forming a circular shell-shaped workpiece, two functional holes are formed in the workpiece, the two functional holes are oppositely arranged in the horizontal direction, the mold with the lateral demolding structure comprises an upper mold and a lower mold opposite to the upper mold, and is characterized in that the upper mold comprises a fixed plate, a positioning plate arranged below the fixed plate, an upper mold core arranged on the positioning plate, two sliding blocks which are arranged on the positioning plate in a sliding manner and are oppositely arranged, functional rods arranged on the sliding blocks, and a driving block arranged on the fixed plate, wherein the upper mold core is provided with a plurality of upper mold cavities, the driving block penetrates through the positioning plate and is matched with the sliding blocks, and when the fixed plate is shifted relative to the sliding blocks in the vertical direction, the two driving blocks arranged on the fixed plate respectively drive the two sliding blocks to synchronously shift in the opposite directions, and in the shifting process, the two sliding blocks are driven to extend into the upper mold cavity or withdraw from the upper mold cavity.

In one embodiment, the driving block comprises a connecting section and a guiding section connected to one end of the connecting section, which is far away from the guiding section, is fixedly arranged on the fixing plate, the connecting section stretches into the positioning plate, the guiding section inclines towards the outer direction, and the guiding sections of the two driving blocks are reversely arranged.

In one embodiment, the sliding block comprises a main body part, wherein the main body part is provided with an inclined guide hole, the inclined guide hole penetrates through the main body part along an inclined direction, the inclined angle of the inclined guide hole is consistent with that of a guide section of the driving block, and the guide section of the driving block extends into the inclined guide hole.

In one embodiment, the two sides of the positioning plate are provided with sliding grooves, the sliding grooves extend inwards from the two sides of the positioning plate, and the sliding blocks are arranged in the sliding grooves.

In one embodiment, the sliding block further comprises guide edges connected to two sides of the main body portion, and the groove shape of the sliding groove is in a T-shaped arrangement and corresponds to the cross section of the sliding block.

In one embodiment, the positioning plate is further provided with a plurality of through holes, the through holes are communicated with the sliding groove and the upper die cavity, one end of the functional rod is arranged on the sliding block, and the other end of the functional rod penetrates through the through holes.

In one embodiment, two of the functional rods are in a group, and the two functional rods in the same group correspond to an upper die cavity.

The die with the lateral demoulding structure has the beneficial effects that the sliding blocks are arranged on the positioning plate in a sliding manner through the upper die, the functional rods are arranged on the sliding blocks, the driving blocks are also arranged on the fixing plate, the guide sections of the driving blocks are matched with the inclined guide holes of the sliding blocks during mould opening, and the two driving blocks arranged on the fixing plate respectively drive the two sliding blocks to synchronously displace in the opposite directions.

Drawings

FIG. 1 is a schematic structural view of a mold having a lateral demolding structure according to the present utility model;

FIG. 2 is an exploded view of the mold with side stripping structure of FIG. 1;

FIGS. 3 and 4 are cross-sectional views of the mold of FIG. 1 at different angles;

Fig. 5 is a schematic view of the mold of fig. 1 when the slide and the functional rod are matched to form a product.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed, mechanically connected, electrically connected, directly connected, indirectly connected through an intervening medium, or in communication between two elements or in an interaction relationship between two elements, unless otherwise explicitly specified. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

Referring to fig. 1 to 5, the present utility model provides a mold with a lateral demolding structure for forming a circular shell-shaped workpiece 100, wherein the workpiece 100 is provided with two functional holes 101 in a hollow structure, the two functional holes 101 are arranged opposite to each other in a horizontal direction, the mold with the lateral demolding structure comprises an upper mold 10 and a lower mold 20 opposite to the upper mold 10, and the upper mold 10 and the lower mold 20 are surrounded to form a mold cavity for forming the workpiece 100.

The upper die 10 comprises a fixed plate 11, a positioning plate 12 arranged below the fixed plate 11, an upper die core 16 arranged on the positioning plate 12, two slide blocks 14 which are arranged on the positioning plate 12 in a sliding manner and are oppositely arranged, a functional rod 15 arranged on the slide blocks 14, and a driving block 13 arranged on the fixed plate 11, wherein the upper die core 16 is provided with a plurality of upper die cavities 161, two functional rods 15 in the same group are arranged in a group, the two functional rods 15 in the same group correspond to one upper die cavity 161, the driving block 13 penetrates through the positioning plate 12 and is matched with the slide blocks 14, when the fixed plate 11 is shifted relative to the slide blocks 14 in the vertical direction, the two driving blocks 13 arranged on the fixed plate 11 respectively drive the two slide blocks 14 to synchronously shift in the opposite directions, and the two slide blocks 14 drive the two functional rods 15 to extend into the upper die cavities 161 or withdraw from the upper die cavities 161 in the shifting process.

Specifically, the driving block 13 includes a connection section 131 and a guide section 132 connected to one end of the connection section 131, one end of the connection section 131 far away from the guide section 132 is fixedly mounted on the fixing plate 11, the connection section 131 extends into the positioning plate 12, the guide section 132 is inclined towards the outer direction, and the guide sections 132 of the two driving blocks 13 are reversely arranged.

The slide block 14 includes a main body 141 and guide edges 142 connected to two sides of the main body 141, the main body 141 is provided with inclined guide holes 143, the inclined guide holes 143 penetrate the main body 141 along an inclined direction, and the inclined angle of the inclined guide holes 143 is consistent with the guide section 132 of the driving block 13.

The two sides of the positioning plate 12 are provided with sliding grooves 121, the sliding grooves 121 extend inwards from the two sides of the positioning plate 12, and the groove shapes of the sliding grooves 121 are T-shaped and correspond to the cross sections of the sliding blocks 14. And the positioning plate 12 is also provided with a plurality of perforations which are communicated with the chute 121 and the upper die cavity 161.

During assembly, the sliding block 14 is installed in the sliding groove 121 through the guiding edge 142, the sliding block 14 can horizontally move in the sliding groove 121, one end of the functional rod 15 is installed on the sliding block 14, the other end of the functional rod 15 is penetrated through the through hole, and the guiding section 132 of the driving block 13 extends into the inclined guiding hole 143. In addition, the demolding forming mold further comprises a first driving device and a second driving device, wherein the first driving device independently drives the fixing plate 11 to adjust the position in the vertical direction, and the second driving device drives the first driving device and the positioning plate 12 to adjust the position synchronously.

The lower die 20 comprises a bottom plate 21, a supporting plate 22 arranged on the bottom plate 21, a lower die plate 23 arranged on the supporting plate 22, and a lower die core 24 arranged on the lower die plate 23, wherein the lower die core 24 is provided with a die protrusion 241.

During mold closing, the second driving device drives the positioning plate 12 to press down, the first driving device drives the fixing plate 11 to press down, so that a mold closing state is formed between the upper mold core 16 of the upper mold 10 and the lower mold core 24 of the lower mold 20, the mold protrusion 241 and the upper mold cavity 161 are surrounded to form a mold cavity for molding a product, in the process of pressing down the fixing plate 11, the first driving device drives the fixing plate 11, the two driving blocks 13 mounted on the fixing plate 11 inwards press the hole walls of the inclined guide holes 143, and further the two sliding blocks 14 are respectively driven to inwards shift, and in the shifting process, the two sliding blocks 14 drive the two functional rods 15 to extend into the upper mold cavity 161. The workpiece 100 is injection molded into the mold cavity, wherein the function rod 15 extending into the upper mold cavity 161 is used to mold the function hole 101 in the workpiece 100.

When the mold is opened, the first driving device drives the fixing plate 11 to lift up, in the process of lifting up the fixing plate 11, the two driving blocks 13 installed on the fixing plate 11 press the hole walls of the inclined guide holes 143 outwards, and further drive the two sliding blocks 14 to shift outwards respectively, the two sliding blocks 14 drive the two functional rods 15 to withdraw from the upper mold cavity 161 in the shifting process, and the second driving device drives the positioning plate 12 and the first driving device to lift up, so that the upper mold core 16 and the fixing plate 11 lift up synchronously.

The die with the lateral demoulding structure has the advantages that the slide block 14 which is arranged on the positioning plate 12 in a sliding way is arranged on the upper die 10, the functional rod 15 is arranged on the slide block 14, the driving block 13 which is arranged on the fixed plate 11 is also arranged on the upper die 10, the guide section 132 of the driving block 13 is matched with the inclined guide hole 143 of the slide block 14 during mould opening, the two driving blocks 13 which are arranged on the fixed plate 11 respectively drive the two slide blocks 14 to synchronously displace in the opposite direction, and the two slide blocks 14 drive the two functional rods 15 to withdraw from the upper die cavity 161 in the displacement process, so that the overall structure is simple, the die cost is reduced, the rapid mould opening can be realized, and the mould opening efficiency is effectively improved.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. The utility model provides a mould with side direction drawing of patterns structure for shaping circular shell form's work piece, be equipped with two function holes on the work piece, two function holes are relative setting in the horizontal direction, have side direction drawing of patterns structure's mould including last mould, the lower mould relative with last mould, its characterized in that, go up the mould including the fixed plate, locate the locating plate of fixed plate below, install the last mould benevolence on the locating plate, slide locate the locating plate and be two sliders that relative setting, install the function pole on the slider, install the drive piece on the fixed plate, go up the mould benevolence and be equipped with a plurality of last die cavities, the drive piece passes the locating plate and installs with the slider cooperation, and when the fixed plate was shifted for the slider in the vertical direction, two drive pieces of installing on the fixed plate drive two sliders respectively and shift in opposite directions synchronous, two sliders drive two function poles and stretch into the last die cavity or withdraw from last die cavity in the shifting process.

2. The mold with the lateral demolding structure according to claim 1, wherein the driving block comprises a connecting section and a guiding section connected to one end of the connecting section, which is far away from the guiding section, is fixedly installed on the fixing plate, the connecting section extends into the positioning plate, the guiding section is inclined towards the outer side direction, and the guiding sections of the two driving blocks are reversely arranged.

3. The mold with the lateral demolding structure according to claim 2, wherein the slider includes a main body portion, an inclined guide hole is provided in the main body portion, the inclined guide hole penetrates the main body portion in an inclined direction, and an inclined angle of the inclined guide hole coincides with a guide section of the driving block, the guide section of the driving block extending into the inclined guide hole.

4. The mold with a lateral demolding structure according to claim 2, wherein two of the functional bars are in a group, and two functional bars in the same group correspond to an upper mold cavity.

5. The mold with the lateral demolding structure according to claim 1, wherein sliding grooves are formed in two sides of the positioning plate, the sliding grooves extend inwards from two sides of the positioning plate, and the sliding blocks are arranged in the sliding grooves.

6. The mold with the lateral demolding structure according to claim 5, wherein the slide block further comprises guide edges connected to two sides of the main body portion, and the groove shape of the sliding groove is in a T-shaped arrangement corresponding to the cross section of the slide block.

7. The mold with the lateral demolding structure according to claim 5, wherein the positioning plate is further provided with a plurality of through holes, the through holes are communicated with the sliding groove and the upper mold cavity, one end of the functional rod is arranged on the sliding block, and the other end of the functional rod penetrates through the through holes.