CN113352557A

CN113352557A - Lateral glue feeding and dewatering opening device of injection mold and mold

Info

Publication number: CN113352557A
Application number: CN202110743183.6A
Authority: CN
Inventors: 张小合; 张智锋; 丘永堂
Original assignee: Huizhou Winone Precision Technology Co Ltd
Current assignee: Huizhou Winone Precision Technology Co Ltd
Priority date: 2021-07-01
Filing date: 2021-07-01
Publication date: 2021-09-07

Abstract

The application provides injection mold's side direction advances gluey dehydration mouthful device and mould, and this side direction advances gluey dehydration mouthful device includes: the insert assembly is provided with a flow channel and a first pushing part, the first pushing part is positioned below the flow channel, and the first pushing part is used for pushing out a water gap in the flow channel along a first direction; the slide seat is connected with the insert assembly and is provided with a first inclined surface inclined along a preset angle; one end of the elastic part is used for being fixed with the die body, and the other end of the elastic part is connected with the slide seat; the shovel base is provided with a second inclined surface, and the inclination angle and the inclination direction of the second inclined surface are the same as those of the first inclined surface; when the mold is closed, the shovel base is connected with the slide seat, the second inclined surface is attached to the first inclined surface, the elastic part is in an elastic compression state, when the mold is opened, the shovel base moves along the first direction and is separated from the slide seat, the elastic part recovers to deform and pushes the slide seat to drive the mold insert assembly to move along the second direction, and the runner is separated from the product. And automatically finishing the demoulding of the inner water gap of the runner in the mould opening process.

Description

Lateral glue feeding and dewatering opening device of injection mold and mold

Technical Field

The application belongs to the technical field of injection mold, especially, relate to an injection mold's side direction advances gluey dewatering opening device and mould.

Background

In the prior art, the injection molding products with embedded hardware modules, such as a front shell of a smart phone, are injection molded, the glue position part of a mold is long and thin, and the injection molded plastic material is mixed with a glass fiber material, so that the plastic material is brittle and hard, a sprue of the mold is not suitable for adopting a submarine glue feeding type, a oxhorn glue feeding type or a hook glue feeding type, and according to the injection molding flow length characteristic of related materials, certain adverse factors and difficulties exist when the conventional glue feeding mode is adopted to design the sprue of the mold, if a lateral glue feeding mode is adopted from a product outer side slide, because the lateral injection molding position of a product is hidden in the slide insert, the sprue and a water gap part in the runner cannot be smoothly taken out, and the problem of difficult water gap demolding exists.

Disclosure of Invention

The embodiment of the application provides a glue dewatering mouth device and mould are advanced to injection mold's side direction to the mouth of a river that solves current mould existence is from the problem of drawing of patterns difficulty on the slide mold insert.

In a first aspect, an embodiment of the present application provides an injection mold's side direction advances gluey dehydration mouthful device, includes:

the insert assembly is provided with a flow channel and a first pushing part, the first pushing part is positioned below the flow channel, and the first pushing part is used for pushing out a water gap in the flow channel along a first direction;

the slide seat is connected with the insert assembly and is provided with a first inclined surface inclined along a preset angle;

one end of the elastic part is used for being fixed with the die body, and the other end of the elastic part is connected with the slide seat;

the shovel base is provided with a second inclined plane, and the inclination angle and the inclination direction of the second inclined plane are the same as those of the first inclined plane;

when the mold is closed, the shovel base is connected with the slide seat, the second inclined surface is attached to the first inclined surface, the elastic part is in an elastic compression state, when the mold is opened, the shovel base moves along a first direction and is separated from the slide seat, the elastic part recovers to deform to push the slide seat to drive the insert component to move along a second direction together, and the runner is separated from a product.

Optionally, the insert assembly includes a first insert and a second insert, the second insert is connected to the slide seat, and the runner is disposed on the first insert and the second insert;

when the mold is closed, the first mold insert and the second mold insert are connected, when the mold is opened, the elastic part restores to deform to push the walking seat, the walking seat drives the second mold insert to move along a second direction together, the first mold insert is separated from the second mold insert, and a water gap in the flow channel is separated from the first mold insert.

Optionally, the insert further comprises a second pushing portion, the first insert is connected with the second pushing portion, and the second pushing portion is used for pushing the first insert in a direction opposite to the moving direction of the second insert.

Optionally, the second pushing portion includes an elastic needle and a second spring, the elastic needle is connected to the first insert, one end of the second spring is connected to the elastic needle, the other end of the second spring is connected to the slide seat, and the second spring is used to restore a deformation force to push the first insert to keep connected to the product in a process of separating the first insert from the second insert.

Optionally, the second inclined surface includes a second portion, the second portion is a vertically arranged plane, one end of the pogo pin is connected to the first insert, when the mold is closed, the other end of the pogo pin extends to the second portion, and in the process of separating the first insert from the second insert, the pogo pin moves along the second portion in an attaching manner.

Optionally, a limiting portion is arranged on the bullet needle, a second through hole is arranged on the second insert and the slide seat, a first limiting matching portion and a second limiting matching portion are arranged on the side wall of the second through hole, the first limiting matching portion and the second limiting matching portion are respectively located on two sides of the limiting portion, one end of the second spring abuts against the limiting portion, the other end of the second spring abuts against the first limiting matching portion, and a first gap is formed between the other end of the limiting portion and the second limiting matching portion when the mold is closed.

Optionally, the second limit matching portion is disposed on the second insert, in the process that the second insert moves along the second direction, the limit portion is attached to the second limit matching portion, the second insert drives the first insert to move along the second direction, and the first insert is separated from the product.

Optionally, the first pushing portion includes a first spring, a positioning pin and a driving thimble, one end of the first spring is connected to the second insert, the other end of the first spring is connected to the positioning pin, one end of the positioning pin extends into the flow channel, the driving thimble is located below the positioning pin, the driving thimble is used for driving the positioning pin to move in a first direction to push out a water gap in the flow channel, and the first spring is used for restoring to deform after the driving thimble is separated from the positioning pin to push the positioning pin to reset.

Optionally, the elastic part includes a third spring and a spring hole, the spring hole is disposed on the slide seat, the third spring is located in the spring hole, and the third spring is used for restoring deformation when the mold is opened to push the slide seat to move along the second direction.

In a second aspect, an embodiment of the present application further provides a mold, including:

the fixed template is connected with the movable template, and a first accommodating cavity and a second accommodating cavity are arranged between the fixed template and the movable template;

the fixed inner mold is connected with the movable inner mold, a third accommodating cavity and a cavity are arranged between the fixed mold plate and the movable mold plate, and the fixed inner mold and the movable inner mold are arranged in the first accommodating cavity;

in any one of the above injection mold lateral glue feeding and dewatering opening devices, when the mold is closed, the mold insert assembly is located in the third accommodating cavity, the runner is located at the side of the cavity, the slide seat and the shovel base are located in the second accommodating cavity, the elastic part is connected with the slide seat and the movable inner mold, when the mold is closed, the elastic part is in an elastic compression state, the fixed mold plate is connected with the shovel base, when the mold is opened, the fixed mold plate is separated from the movable mold plate, the shovel base moves along the first direction and is separated from the slide seat, the elastic part recovers deformation to push the slide seat to drive the mold insert assembly to move along the second direction together, the runner is separated from the cavity, and the first pushing part pushes out the water gap in the runner along the first direction.

The utility model provides a pair of injection mold's side direction advances gluey dehydration mouthful device and mould, during the mould compound die, the shovel base is connected with the slide seat, the laminating of second inclined plane and first inclined plane, the elasticity portion is in the elastic compression state, at the in-process of mould die sinking, the shovel base separates with the slide seat along first moving direction, the elasticity portion resumes to warp and pushes away the slide seat and drive the mold insert subassembly and follow the second moving direction jointly, the runner separates with the goods, the mouth of a river in the first direction ejection runner is followed to first top push portion, the mouth of a river is from the difficult problem of drawing of patterns on the slide insert when having overcome the mould adoption side direction and advancing the glue, the mouth of a river drawing of patterns in the automatic completion runner of die sinking in-process, when satisfying the appearance quality and the structural strength requirement of goods, do not rely on outside auxiliary assembly, the goods processing procedure is short, the production efficiency of mould is high, and is with low costs.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings used in the description of the embodiments will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the application, and that other drawings can be derived from these drawings by a person skilled in the art without inventive effort.

For a more complete understanding of the present application and its advantages, reference is now made to the following descriptions taken in conjunction with the accompanying drawings. Wherein like reference numerals refer to like parts in the following description.

Fig. 1 is an exploded view of a lateral glue inlet and drain outlet device on one side of a mold cavity according to an embodiment of the present application.

Fig. 2 is an exploded view of the lateral glue inlet and drain outlet device on the other side of the mold cavity according to the embodiment of the present application.

Fig. 3 is a schematic structural diagram of a mold in a clamped state according to an embodiment of the present application.

Fig. 4 is a partially enlarged view of a portion a in fig. 3.

Fig. 5 is a schematic structural diagram of the mold opening in the early and middle stage according to the embodiment of the present application.

Fig. 6 is a partially enlarged view of fig. 5 at B.

Fig. 7 is a schematic structural diagram of a mold opening completion stage according to an embodiment of the present application.

Fig. 8 is a partial enlarged view at C in fig. 7.

Fig. 9 is a schematic structural diagram of a mold opening product and a nozzle ejection stage according to an embodiment of the present application.

Fig. 10 is a partial enlarged view of fig. 9 at D.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Referring to fig. 1, 2 and 3, the lateral glue inlet and dehydration opening device of the injection mold provided by the embodiment of the present application is applied to a mold, illustratively, the mold is used for an injection molded product, and the mobile phone shell has side portions located on four sides, and besides the mobile phone shell, other injection molded products can also adopt the lateral glue inlet and dehydration opening device 2 provided by the embodiment of the present application.

In order to more clearly explain the structure of the lateral glue inlet and dehydration port device of the injection mold, the lateral glue inlet and dehydration port device 2 will be described below with reference to the accompanying drawings.

Referring to fig. 1 and 2, a lateral glue inlet and drain opening device of an injection mold, applied to a mold, comprises: the mold comprises an insert assembly 20, a runner 21, a first pushing portion 22, a slide seat 23, an elastic portion 25 and a shovel base 26, wherein the runner 21 and the first pushing portion 22 are arranged on the insert assembly 20, the first pushing portion 22 is arranged below the runner 21, the slide seat 23 is connected with the insert assembly 20, the slide seat 23 is provided with a first inclined surface 231 inclined along a preset angle, the shovel base 26 is provided with a second inclined surface 261, the inclination angle and the inclination direction of the second inclined surface 261 are the same as those of the first inclined surface 231, one end of the elastic portion 25 is fixed, the other end of the elastic portion 25 is connected with the slide seat 23, when a mold is closed, the shovel base 26 is connected with the slide seat 23, the second inclined surface 261 is attached to the first inclined surface 231, the elastic portion 25 is in an elastic compression state, when the mold is opened, the shovel base 26 moves along the first direction to be separated from the slide seat 23, the elastic portion 25 recovers deformation to push the slide seat 23 to drive the insert assembly 20 to move along the second direction together, and the runner 21 is separated from a product, the first ejector 22 ejects the nozzle in the flow channel 21 in the first direction.

In one embodiment of the present application, referring to fig. 3 and 4, coordinate axes are established, wherein the first direction is a Y-axis and the second direction is an X-axis. When the mold is vertically arranged, taking the lateral glue feeding and dewatering opening device 2 on the right side as an example for explanation, the shovel base 26 is located above the traveling seat 23, the shovel base 26 moves along the positive direction of the Y axis, the traveling seat 23 moves along the direction of the X axis, and when the shovel base 26 is located below the traveling seat 23, the shovel base 26 moves along the negative direction of the Y axis, and the traveling seat 23 moves along the positive direction of the X axis. It is understood that when the mold is placed in different directions, the moving directions of the shovel base 26 and the traveling base 23 are different, and only an example is provided in this embodiment.

In an embodiment of the present application, the first inclined surface 231 is located on the side of the slide seat 23 away from the insert assembly 20, and inclines from top to bottom to the side away from the slide seat 23, and the second inclined surface 261 is located on the side of the shovel base 26 close to the slide seat, and inclines from top to bottom to the side away from the slide seat 23. In the process that the shovel base 26 moves along the positive direction of the Y axis and is separated from the slide seat 23, the second inclined surface 261 is separated from the first inclined surface 231, the elastic part 25 recovers deformation to push the slide seat 23, the slide seat 23 drives the insert assembly 20 to move along the positive direction of the X axis together, the runner 21 is separated from a product, the first pushing part 22 moves along the positive direction of the Y axis to push out a water gap in the runner 21, the water gap of the runner is demoulded, in the mould opening process, other products and processes do not need to be added, the water gap demould can be completed by the lateral glue feeding dehydration opening device, and the operation of the water gap demould is simple.

In an embodiment of the present application, referring to fig. 1 and 4, the insert assembly 20 includes a first insert 200 and a second insert 202, the first insert 200 is connected to the second insert 202, a runner 21 is disposed on the first insert 200 and the second insert 202, the second insert 202 is connected to a slide base 23, when the mold is closed, the first insert 200 is connected to the second insert 202, when the mold is opened, the shovel base 26 moves in the positive direction of the Y axis and separates from the slide base 23, the elastic portion 25 recovers the deformation force to push the slide base 23 to drive the second insert 202 to move in the positive direction of the X axis in the same direction, the first insert 200 separates from the second insert 202, and a water gap in the runner 21 separates from the first insert 200.

In an embodiment of the present application, the insert assembly 20 further includes a first through hole 204, the first through hole 204 is disposed on the second insert 202, the first through hole 204 is communicated with the flow channel 21, the first pushing portion 22 is located in the first through hole 204, the first pushing portion 22 is partially wrapped by the water gap in the flow channel 21, when the first insert 200 is separated from the second insert 202, the first pushing portion 22 moves along with the second insert 202 in the positive direction of the X axis, the first pushing portion 22 is connected with the water gap to drive the water gap to move in the positive direction of the X axis, and at this time, the position of the first insert 200 is unchanged, and the water gap is naturally separated from the first insert 200.

Illustratively, referring to fig. 1, the first insert 200 includes a first sub-insert 2000 and a second sub-insert 2002, wherein the second sub-insert 2002 is disposed at two ends of the first sub-insert 2000, and the two ends of the first sub-insert 2000 have a limiting recess 2004 corresponding to the first sub-insert 2000. The second insert 202 is provided with a first position 2020 and a second position 2022, the first position 2020 is a recessed area with an opening on one side, the shape of the first position 2020 is a recessed area matched with that of the first sub-insert 2000, the second position 2022 is communicated with the first position 2020, the first sub-insert 2000 is located in the first position 2020, one end of the second sub-insert 2002 is located in the second position 2022, and the other end of the second sub-insert 2002 is located in the limit groove 2004.

Referring to fig. 2, the flow channel 21 includes a plurality of flow dividing units 210 and a collecting unit 212, the plurality of flow dividing units 210 are disposed on the first insert 200 and the second insert 202, the plurality of flow dividing units 210 are disposed side by side at intervals along a direction perpendicular to a side of the product, and the plurality of flow dividing units 210 are communicated through the collecting unit 212. Referring to fig. 1, the flow distribution unit 210 includes a first subunit 2100 and a second subunit 2102, where the first subunit 2100 is disposed on the first insert 200, the second subunit 2102 is disposed on the second insert 202, the collection subunit 212 is disposed at a connection of the first insert 200 and the second insert 202, the first subunit 2100 and the second subunit 2102 are respectively located at two sides of the collection subunit 212, when the first insert 200 is separated from the second insert 202, the first subunit 2100 is separated from the second subunit 2102, the second insert 202 pulls the nozzle in the flow channel 21 to drive the nozzle in the flow channel 21 to be loosened from the first insert 200, the first pushing portion 22 is connected to the second insert 202, the nozzle in the flow channel 21 partially wraps the first pushing portion 22, when the first pushing portion 22 moves along the X axis along with the second insert 202, the first pushing portion 22 pulls the nozzle to be separated from the first insert 200, so as to realize the nozzle loosening in the collection unit 212 and the flow distribution unit 210, and then, the collecting unit 212 is ejected out along the first direction by the first ejecting part 22, and the water gaps in the associated flow dividing unit 210 are also completely separated from the insert assembly 20, so that the water gap demoulding is completed, the demoulding operation is simple, the efficiency is improved, and the cost is reduced. It should be noted that, the end of the runner 21 close to the product side has a hidden portion, the hidden portion is in a taper shape, the end of the nozzle is wrapped by the hidden portion of the end of the runner 21, if the nozzle is pushed out directly by the first pushing portion 22, the end of the nozzle is easy to break, the water tap of the part left in the hidden portion is inconvenient to clean, the first insert 200 and the second insert 202 are arranged into a split structure, the runner 21 is also arranged into a split structure, the nozzle is loosened in the separation process of the first insert 200 and the second insert 202, the end of the nozzle is separated from the hidden portion of the runner 21, and the nozzle is pushed out by the first pushing portion 22, so that the integrity of the nozzle is ensured, the nozzle left in the runner 21 is avoided, the cleaning of the runner 21 is convenient, the operation flow is saved, and the production efficiency of the product is improved.

In an embodiment of the present application, referring to fig. 4, in order to realize that the first insert 200 is separated from the inner nozzle of the runner 21, the lateral glue feeding and dewatering port apparatus 2 further includes a second pushing portion 24, the first insert 200 is connected to the second pushing portion 24, during the separation process of the first insert 200 from the second insert 202, the second pushing portion 24 pushes the first insert 200 to be connected to the product side, during the separation process of the first insert 200 from the second insert 202, the second pushing portion 24 fixes the position of the first insert 200, so as to ensure that the end of the inner nozzle of the runner 21 is completely separated from the end of the runner 21, and realize the nozzle demoulding at the end containing position of the runner 21.

In one embodiment of the present application, the second pushing portion 24 includes an elastic needle 240, a second spring 241 and a second through hole 242, the second spring 241 is sleeved on the elastic needle 240, the second through hole 242 is arranged along the X-axis direction, the second spring 241 and the elastic needle 240 are installed in the second through hole 242, the elastic needle 240 is connected to the first insert 200, the other end of the elastic needle 240 extends to the second inclined surface 261, the second spring 241 is in an elastic compression state, one end of the second spring 241 is connected to the elastic needle 240, the other end is connected to the slide seat 23, during the movement of the shovel base 26 along the Y-axis positive direction, the slide seat 23 drives the second insert 202 to move a distance along the X-axis positive direction, the second spring 241 recovers the deformation force to push the first insert 200 towards the X-axis negative direction, the first insert 200 is separated from the second insert 202, the separation of the end of the nozzle in the runner 21 from the end of the runner 21 is automatically achieved, and the whole process does not need manual operation, compact structure and ingenious linkage design among components.

In one embodiment of the present invention, the second inclined surface 261 includes a first portion 2610, a second portion 2612, and a third portion 2614, the second portion 2612 is a vertically arranged plane, the first portion 2610 and the third portion 2614 are planes located on the same inclined surface, the second portion 2612 connects the first portion 2610 and the third portion 2614, a cross-sectional view of the second inclined surface 261 shows that the second portion 2612 is a right-angled side of a right-angled triangle, and the first portion 2610 and the third portion 2614 are located on an extension line of a hypotenuse of the right-angled triangle. When the mold is closed, as shown in fig. 4, the first portion 2610 and the third portion 2614 are attached to the first inclined surface 231, the end of the elastic needle 240 is in contact with the second portion 2612 in a butting manner, and the acting force of the shovel base 26 on the elastic needle 240 is enough to resist the expansion force of the injection molding of the product, so that the integrity of the runner 21 is ensured; when the mold is opened, in the process that the shovel base 26 moves along the positive direction of the Y axis, the end of the pogo pin 240 slides in the second portion 2612 first, the elastic restoring force of the second spring 241 also acts on the first insert 200 to ensure that the first insert 200 contacts and fits with the cavity 17, as shown in fig. 6 and 8, as the second inclined surface 261 moves along the positive direction of the Y axis, one end of the pogo pin 240 is located in the second through hole 242, the second insert 202 drives the first insert 200 to move along the positive direction of the X axis together, and the first insert 200 is separated from the cavity 17. Under the action of the pushing force of the first portion 2612 and the elastic restoring force of the second spring 241, the end of the bullet needle 240 is fixed in the process that the first insert 200 is gradually separated from the second insert 202, the position of the first insert 200 is automatically realized, the demolding of the end of the inner water gap of the runner 21 and the hidden end of the runner 21 is automatically realized, the shovel base 26 supports the bullet needle 240 in a mold closing state, the bullet needle 240 supports the first insert 200 to be attached to the side of the cavity 17, the product structure is more compact, the volume of the mold is not increased, the product integration level is high, and the linkage between the parts is strong.

In one embodiment of the present application, the pogo pin 240 is provided with a position-limiting portion 2400, the sidewall of the second through hole 242 is provided with a first position-limiting matching portion 2420 and a second position-limiting matching portion 2422, the first position-limiting matching portion 2420 and the second position-limiting matching portion 2422 are respectively located at two sides of the position-limiting portion 2400, one end of the second spring 241 abuts against the position-limiting portion 2400, the other end of the second spring 241 abuts against the first position-limiting matching portion 2420, when the mold is closed, as shown in fig. 4, a first gap 2424 is provided between the other end of the position-limiting portion 2400 and the second position-limiting matching portion 2422, the position-limiting portion 2400 cooperates with the first position-limiting matching portion 2420 and the second position-limiting matching portion 2422, the distance from the first insert 200 to the second insert 202 to the first insert 200 to the second insert 202 is limited to the first gap 2424, when the position-limiting portion 2400 and the second position-limiting matching portion 2422 are engaged, the second insert 202 drives the first insert 200 to move in the X-axis positive direction in the same direction, the first insert 200 is separated from the cavity 17 side.

In one embodiment of the present application, the second through hole 242 includes a first communicating portion 2426 and a second communicating portion 2428 which are communicated with each other, the first communicating portion 2426 is disposed on the second insert 202, the second communicating portion 2428 is disposed on the slide seat 23, the first communicating portion 2426 and the second communicating portion 2428 are relatively communicated, the inner diameters of the first communicating portion 2426 and the second communicating portion 2428 are the same, the inner diameters of the first communicating portion 2426 and the second communicating portion 2428 are larger than the inner diameters of the other positions of the second through hole 242, the sidewall step on the side of the first communicating portion 2426 is the second limit matching portion 2422, the sidewall on the side of the second communicating portion 2428 is adjusted to be the first limit matching portion 2420, when the mold is closed, the limit portion 2400 is located in the first communicating portion 2426, the second spring 241 is located in the second communicating portion 2428, one end of the pogo pin 240 located in the second communicating portion 2428 extends to the second inclined surface 261, and the other end of the pogo pin 240 located in the first communicating portion 2426 extends out of the first communicating portion 2426 to be connected to the first inclined surface 200, the installation of the second spring 241 and the installation and the movement of the pogo pin 240 are completed in the second through hole 242, so that the product structure is more compact while various functions are realized.

Referring to fig. 2, in an embodiment of the present application, the first pushing portion 22 includes a first spring 220, a positioning pin 222, a driving pin 224 and a pressing plate 226, the first through hole 204 is opened on the second insert 202 along the Y-axis direction, the first spring 220 is sleeved on the positioning pin 222, one end of the first spring 220 abuts against an end of the first through hole 204, the other end of the first spring 220 is connected to a tail end of the positioning pin 222, a head end of the positioning pin 222 extends into the flow channel 21 along the first through hole 204, the pressing plate 226 is installed at the tail end of the first through hole 204 and connected to the second insert 202, the positioning pin 222 is installed on the pressing plate 226, and the driving pin 224 is located below the positioning pin 222. When the mold is closed, the ejector pin 224 and the positioning pin 222 are driven to be staggered, when the mold is opened, the second insert 202 moves along the positive direction of the X axis until the first through hole 204 is positioned above the ejector pin 224, the ejector pin 224 is positioned under the positioning pin 222, the ejector pin 224 is driven to move along the positive direction of the Y axis to push the positioning pin 222, the head end of the positioning pin 222 ejects a water gap in the runner 21, the tail end of the positioning pin 222 compresses the first spring 220 in the positive direction of the Y axis, at the moment, the first spring 220 is in an elastic compression state, and when the ejector pin 224 and the positioning pin 222 are driven to be separated and reset, the elastic force of the first spring 220 pushes the positioning pin 222 to be reset, so that one-time water gap demolding is completed.

Referring to fig. 4, a through hole 2260 through which the driving thimble 224 passes is formed in the pressing plate 226, the driving thimble 224 is fixedly disposed, the position of the moving end point of the pressing plate 226 along the positive direction of the X axis along with the second insert 202 is that the driving thimble 224 is located right below the positioning needle 222, in the process that the shoveling base 26 moves along the positive direction of the Y axis, the slide seat 23 drives the second insert 202, the first spring 220, the positioning needle 222, the driving thimble 224 and the pressing plate 226 mounted on the second insert 202 to move along the positive direction of the X axis, after the second inclined surface 261 and the first inclined surface 231 of the shoveling base 26 are completely separated, the positioning needle 222 is located right above the driving thimble 224, and the driving thimble 224 pushes the positioning needle 222 along the through hole 204 along the through hole 2260.

In one embodiment of the present invention, the elastic portion 25 includes a third spring 250 and a spring hole 252, the spring hole 252 is disposed on the traveling seat 23, the third spring 250 is located in the spring hole 252, one end of the third spring 250 abuts against a sidewall of the spring hole 252, and when the mold is closed, the third spring 250 is in an elastic compression state.

Referring to fig. 1-4, in one embodiment of the present application, there is provided a mold comprising:

the device comprises a fixed template 10 and a movable template 11, wherein the fixed template 10 is connected with the movable template 11, and a first accommodating cavity 14 and a second accommodating cavity 15 are arranged between the fixed template 10 and the movable template 11;

the fixed inner die 12 and the movable inner die 13 are connected, a third accommodating cavity 16 and a cavity 17 are arranged between the fixed inner die 12 and the movable inner die 13, and the fixed inner die 12 and the movable inner die 13 are arranged in the first accommodating cavity 14;

the lateral glue feeding and dewatering opening device 2 of any one of the injection molds is shown in fig. 2, when the molds are closed, the mold insert assembly 20 is located in the third accommodating cavity 16, the runner 21 is located on the side of the mold cavity 17, the slide seat 23 and the shovel base 26 are located in the second accommodating cavity 15, the elastic part 25 is connected with the slide seat 23 and the movable inner mold 13, the elastic part 25 is in an elastic compression state, the fixed mold plate 10 is connected with the shovel base 26, when the molds are opened, the movable mold plate 11 is separated from the fixed mold plate 10, the shovel base 26 is separated from the slide seat 23 along the positive direction of the Y axis, the elastic part 25 restores to deform to push the slide seat 23 to drive the mold insert assembly 20 to move together along the second moving direction, the runner 21 is separated from the mold cavity 17, and the first pushing part 22 pushes out a water gap in the runner 21 along the positive direction of the Y axis.

In some embodiments, the second accommodating cavity 15 is provided with a limit screw 232 on a side of the movable mold plate 11, the limit screw 232 is located beside the seat 23, the limit screw 232 is used for limiting a moving distance of the seat 23 along the positive direction of the X axis, and when the seat 23 moves to abut against the limit screw 232, the seat 23 stops moving.

By way of example, a mold clamping structure is described:

referring to fig. 3 and 4, the mold is vertically arranged, and the mold comprises a fixed mold fixing plate, a stripper plate, a fixed mold plate 10 and a movable mold plate 11 which are sequentially arranged from top to bottom. Mould foot and movable mould fixed plate, movable mould board 11 are connected, are equipped with between fixed die plate 10 and the movable mould board 11 first hold chamber 14 and second and hold chamber 15, and wherein the second holds chamber 15 and sets up in the first both sides that hold chamber 14, and first fixed centre form 12 and the movable centre form 13 that sets up the laminating in holding chamber 14 are equipped with the third between fixed centre form 12 and the movable centre form 13 and hold chamber 16 and die cavity 17. Taking one of the two sides as an example for explanation, the third accommodating cavity 16 is communicated with the second accommodating cavity 15, the lateral glue inlet and drain device 2 is installed in the second accommodating cavity 15 and the third accommodating cavity 16, the shovel base 26 is connected with the fixed die plate 10, the shovel base 26 is pressed on the slide seat 23, and the first inclined surface 231 is attached to the second inclined surface 261; the traveling seat 23 is attached to the movable inner die 13, the spring hole 252 is formed in one side face of the traveling seat 23 attached to the movable inner die 13, one end of the third spring 250 abuts against the movable inner die 13, the other end of the third spring 250 abuts against the side wall of the spring hole 252, and the third spring 250 is in an elastic compression state; the first sub-insert 2000 is located in a first position 2020, one side of the first sub-insert 2000 is attached to the movable inner die 13, the other side of the first sub-insert 2000 is attached to the inner wall of the first position 2020, a second position 2022 is communicated with the first position 2020, one end of the second sub-insert 2002 is located in the second position 2022, the other end of the second sub-insert 2002 is located in a limiting groove 2004, and a certain distance is reserved between the second sub-insert 2002 and the side wall of the limiting groove 2004, which is far away from the cavity 17; the first subunit 2100 is arranged on the first insert 200, the second subunit 2102 is arranged on the second insert 202, the converging subunit 212 is arranged at the joint of the first insert 200 and the second insert 202, the first subunit 2100 and the second subunit 2102 are respectively arranged at two sides of the converging subunit 212, the first subunit 2100 is communicated with the side edge of the cavity 17, and the first subunit 2100 is arranged along the direction perpendicular to the side edge of the cavity 17; the second insert 202 and the slide seat 23 are provided with a second through hole 242 along the X-axis direction, the pogo pin 240 is installed in the second through hole 242, one end of the pogo pin 240 is connected to the first insert 200, the other end of the pogo pin 240 extends to the second portion 2612, the other portion of the pogo pin 240 extends out of the first inclined surface 231 for a certain distance, the second spring 241 is sleeved on the pogo pin 240, the second spring 241 is located in the second communicating portion 2428, the second spring 241 is in an elastic compression state, a first gap 2424 is formed between the end portion of the limiting portion 2400 on the pogo pin 240 close to one side of the cavity 17 and the second limiting matching portion 2422, for example, the distance of the first gap 2424 is 3.2 cm; the first through hole 204 is opened on the second insert 202 along the Y-axis direction, the first spring 220 is sleeved on the positioning pin 222, one end of the first spring 220 abuts against the end of the first through hole 204, the other end of the first spring 220 is connected with the tail end of the positioning pin 222, the head end of the positioning pin 222 extends into the second subunit 2102 of the flow channel 21 along the first through hole 204, the pressing plate 226 is installed at the tail end of the first through hole 204 and connected with the second insert 202, the positioning pin 222 is installed on the pressing plate 226, and the driving thimble 224 is located below the positioning pin 222.

The structure of the mold in the mold opening process is as follows:

it can be understood that, after the shovel base 26 is completely separated from the slide base 23, the slide base 23 moves one end of distance, for example, 6 cm, in the process that the end of the elastic needle 240 is attached to the second portion 2612 to move, the height distance of the second portion 2612 is 7 cm, the elastic restoring force of the elastic portion 25 pushes the slide base 23, the slide base 23 drives the second insert 202, the second pushing portion 24, the first pushing portion 22 and the runner 21 to move 3 cm in the forward direction of the X axis, at this time, the second pushing portion 24 pushes the first insert 200 to abut against the cavity 17, and as the shovel base 26 and the slide base 23 are continuously separated, the elastic portion 25 continuously pushes the slide base 23, and the slide base 23 drives the second insert 202, the first insert 200, the second pushing portion 24, the first pushing portion 22 and the runner 21 to move 3 cm in the forward direction of the X axis.

Referring to fig. 5 and 6, fig. 5 is a schematic structural diagram of a mold opening early-middle stage according to an embodiment of the present disclosure, and fig. 6 is a partial enlarged view of a portion B in fig. 5. In the early and middle stage of mold opening, the movable mold side starts to separate from the fixed mold plate 10, the first inclined surface 231 and the second inclined surface 261 are partially separated in a staggered manner, the end of the pogo pin 240 is attached to the third portion 2614, the third portion 2614 is attached to the first inclined surface 231, the second spring 241 is in a state of partially recovering elastic deformation, the limiting portion 2400 is attached to the second limiting matching portion 2422, the first gap 2424 disappears, the pogo pin 240 pushes the first sub-insert 2000, so that one side of the first sub-insert 2000 is attached to the movable inner mold 13, the other side of the first sub-insert 2000 and the inner wall of the first position 2020 generate a certain distance in the X-axis direction, the distance is the same as the first gap 2424, the end of the water gap in the first sub-unit 2100 is separated from the end of the first insert 200, at this time, the second insert 202 and the side wall of the movable inner mold 13 generate a certain distance, for example, the distance between the second insert 202 and the side wall of the movable inner mold 13 is 3 cm, the first demoulding of the nozzle in the flow channel 21 is completed.

Referring to fig. 7 and 8, fig. 7 is a schematic structural diagram of a mold opening completion stage according to an embodiment of the present application, and fig. 8 is a partially enlarged view of a point C in fig. 7. At the stage of completing mold opening of the mold, the movable mold side is continuously separated from the fixed mold plate 10 until the first inclined surface 231 is completely separated from the second inclined surface 261, the second spring 241 recovers elastic deformation, the slide seat 23 drives the insert assembly 20, the second pushing portion 24, the first pushing portion 22 and the runner 21 to integrally move in the second moving direction until the slide seat 23 abuts against the limit screw 232, one side of the first sub-insert 2000 is spaced from the movable inner mold 13 by one end distance, the other side of the first sub-insert 2000 is spaced from the inner wall of the first position 2020 by a certain distance, the second insert 202 positively moves towards the X axis and drives the pressing plate 226 to move until the through hole 2260 on the pressing plate 226 is located right above the driving ejector pin 224, the second insert 202 stops moving, and the distance between the second insert 202 and the side wall of the movable inner mold 13 is 6 cm.

Referring to fig. 9 and 10, fig. 9 is a schematic structural diagram of a mold opening product and a nozzle ejection stage according to an embodiment of the present application, and fig. 10 is a partial enlarged view of a portion D in fig. 9. In the mold opening product and water gap ejection stage, the ejector plate of the mold ejects the product in the cavity 17, the ejector pin 224 is driven to eject the positioning pin 222, the first spring 220 is in an elastic compression state, the positioning pin 222 ejects the water gap in the runner 21 along the first moving direction, the product and the water gap are sucked by the mechanical arm sucker to complete the manufacturing process, when the ejector pin 224 is driven to return to the original position and is separated from the positioning pin 222, the elastic restoring force of the first spring 220 pushes the positioning pin 222 to reset.

In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.

In the description of the present application, the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more features.

In the description of the present application, the terms "upper", "lower", "left" and "right" of the orientation description and the motion direction description are expressions based on the drawings.

The lateral glue inlet and dewatering port device of the injection mold provided by the embodiment of the application is described in detail, a specific example is applied in the description to explain the principle and the implementation of the application, and the description of the embodiment is only used for helping to understand the method and the core idea of the application; meanwhile, for those skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.

Claims

1. The utility model provides an injection mold's side direction advances gluey dehydration mouthful device which characterized in that includes:

2. The lateral glue inlet and drain outlet device of an injection mold according to claim 1, wherein the insert assembly comprises a first insert and a second insert, the second insert is connected with the slide base, and the runner is arranged on the first insert and the second insert;

3. The apparatus of claim 2, further comprising a second pushing portion, wherein the first insert is connected to the second pushing portion, and the second pushing portion is configured to push the first insert in a direction opposite to a moving direction of the second insert.

4. The lateral glue-feeding and dewatering port device of the injection mold according to claim 3, wherein the second pushing portion includes an elastic needle and a second spring, the elastic needle is connected to the first insert, one end of the second spring is connected to the elastic needle, the other end of the second spring is connected to the slide seat, and the second spring is configured to restore a deforming force to push the first insert to remain connected to the product during the separation of the first insert from the second insert.

5. The lateral glue inlet and drain outlet device of an injection mold according to claim 4, wherein the second slope includes a second portion, the second portion is a vertically disposed plane, one end of the pogo pin is connected to the first insert, when the mold is closed, the other end of the pogo pin extends to the second portion, and when the first insert is separated from the second insert, the pogo pin moves along the second portion in a fitting manner.

6. The lateral glue feeding and dewatering port device of the injection mold according to claim 4, wherein a limiting portion is arranged on the spring pin, a second through hole is arranged on the second insert and the slide seat, a first limiting matching portion and a second limiting matching portion are arranged on a side wall of the second through hole, the first limiting matching portion and the second limiting matching portion are respectively located on two sides of the limiting portion, one end of the second spring abuts against the limiting portion, the other end of the second spring abuts against the first limiting matching portion, and a first gap is formed between the other end of the limiting portion and the second limiting matching portion when the mold is closed.

7. The lateral glue inlet and drain outlet device of an injection mold according to claim 6, wherein the second limit engaging portion is disposed on the second insert, and during the movement of the second insert in the second direction, the limit portion is engaged with the second limit engaging portion, and the second insert drives the first insert to move in the second direction, so that the first insert is separated from the product.

8. The lateral glue feeding and dewatering port device of the injection mold according to claim 2, wherein the first pushing portion includes a first spring, a positioning pin and a driving pin, one end of the first spring is connected to the second insert, the other end of the first spring is connected to the positioning pin, one end of the positioning pin extends into the runner, the driving pin is located below the positioning pin, the driving pin is used for driving the positioning pin to move in a first direction to push out a water gap in the runner, and the first spring is used for restoring deformation after the driving pin is separated from the positioning pin to push the positioning pin to reset.

9. The lateral glue feeding and dewatering port device of the injection mold according to claim 1, wherein the elastic portion includes a third spring and a spring hole, the spring hole is disposed on the traveling seat, the third spring is located in the spring hole, and the third spring is configured to restore deformation to push the traveling seat to move along the second direction when the mold is opened.

10. A mold, comprising:

the apparatus according to any one of claims 1 to 9, wherein when the mold is closed, the insert assembly is located in the third receiving cavity, the runner is located at a side of the cavity, the slide seat and the shovel base are located in the second receiving cavity, the elastic portion connects the slide seat and the movable inner mold, when the mold is closed, the elastic portion is in an elastic compression state, the fixed mold plate is connected with the shovel base, when the mold is opened, the fixed mold plate is separated from the movable mold plate, the shovel base moves in a first direction and is separated from the slide seat, the elastic portion returns to deform to push the slide seat to drive the insert assembly to move together in a second direction, the runner is separated from the cavity, and the first pushing portion pushes out the nozzle in the runner in the first direction.