CN207736618U - A kind of mold based on plastic shell injection molding - Google Patents
A kind of mold based on plastic shell injection molding Download PDFInfo
- Publication number
- CN207736618U CN207736618U CN201820078081.0U CN201820078081U CN207736618U CN 207736618 U CN207736618 U CN 207736618U CN 201820078081 U CN201820078081 U CN 201820078081U CN 207736618 U CN207736618 U CN 207736618U
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- China
- Prior art keywords
- injection molding
- lower die
- plastic shell
- cavity
- mold
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Abstract
The utility model discloses a kind of mold based on plastic shell injection molding, including lower die, upper mold, the lower die side is equipped with controller, and the lower die other side is provided with air pump；The lower die is internally provided with injection molding cavity, and bottom, which is equipped with, in the injection molding cavity adjusts electric cylinders and displacement sensor, the adjusting electric cylinders end are equipped with adjustable plate；The adjustable plate upper end is equipped with unloading mechanism, and the unloading mechanism upper end is equipped with lifter plate, and the lifter plate bottom is equipped with radiating fin；The upper mold is matched with the lower die, and injecting hole is provided in the middle part of the upper mold.Advantageous effect is：Adjustable plate lifting is driven by adjusting electric cylinders, realizes the adjusting of injection molding cavity height, disclosure satisfy that the injection molding production of the plastic shell of different height size；So that lifting column is lifted in sliding cavity internal slide using the elastic force of material returned spring, reaction force can be provided for injection molding, ensures that raw material injection is enriched, help to improve injection molding quality, while can realize automatic material returning.
Description
Technical field
The utility model is related to injection mold technologies, and in particular to a kind of mould based on plastic shell injection molding
Tool.
Background technology
Injection molding refers to the plastic material melted completely by helical screw agitator at a certain temperature, and mould is injected with high pressure
Chamber, after cooling and solidifying, the method that obtains molded product.This method is suitable for the batch production of complex-shaped component, is important
One of processing method.
In the production process of plastic shell, produced frequently with the mode of injection molding.In plastic shell product,
It needs plastic shell to only exist height difference, corresponding mold is needed to carry out injection molding production.
Applicants have discovered that at least there is following technical problem in the prior art：Current plastic shell injection mold can not
The adjustment for realizing injection molding cavity height, cannot be satisfied the injection molding of the plastic shell of different height；Simultaneously original is susceptible in injection molding
Material injection is uneven, causes injection molding seminess, influences to be molded quality.
Utility model content
The purpose of this utility model is that solve the above-mentioned problems and provides a kind of based on plastic shell injection molding
Mold, to solve the adjustment that current plastic shell injection mold in the prior art cannot achieve injection molding cavity height, Wu Faman
The injection molding of the plastic shell of sufficient different height；It is uneven that raw material injection is susceptible in injection molding simultaneously, causes injection molding crackle existing
As influencing to be molded the technical problems such as quality.Preferred technical solution can be into many technical solutions provided by the utility model
The adjustment of row injection molding cavity height meets the injection molding production of the plastic shell of different height, can reduce die cost；Simultaneously into
When row raw material injects, opposition can be applied, ensure that raw material injection is enriched, prevent injection molding crackle, help to improve
It is molded the technique effects such as quality, elaboration as detailed below.
To achieve the above object, the utility model provides following technical scheme：
A kind of mold based on plastic shell injection molding provided by the utility model, including lower die, upper mold, the lower die
Side is equipped with controller, and the lower die other side is provided with air pump, and the air pump is electrically connected with the controller；The lower die
It is internally provided with injection molding cavity, the injection molding cavity wall, which runs through, has ventilation slot, the ventilation slot to be connected with the air pump；The note
Modeling intracavitary bottom, which is equipped with, adjusts electric cylinders and displacement sensor, the adjusting electric cylinders and institute's displacement sensors with the control
Device is electrically connected；The adjusting electric cylinders end is equipped with adjustable plate, the adjustable plate bottom and displacement sensor end phase
Connection；The adjustable plate is internally provided with ventilation hole, and the ventilation hole is connected with the ventilation slot；The adjustable plate upper end peace
Equipped with unloading mechanism, the unloading mechanism upper end is equipped with lifter plate, the lifter plate and the injection molding cavity clearance fit；It is described
Lifter plate bottom is equipped with radiating fin, and the lifter plate has been internally embedded temperature sensor, the temperature sensor with it is described
Controller is electrically connected；
The upper mold is matched with the lower die, and injecting hole is provided in the middle part of the upper mold；
The unloading mechanism includes fixed column, lifting column, and the fixed column is mounted on bottom in the injection molding cavity, described solid
Fixed column is internally provided with sliding cavity, is equipped with the lifting column by material returned spring inside the sliding cavity, the lifting column is worn
Go out the sliding cavity, and the lifting column end is connected with the lifter plate；Bottom is equipped with pressure biography in the sliding cavity
Sensor, the pressure sensor are electrically connected with the controller.
Using a kind of above-mentioned mold based on plastic shell injection molding, the injecting hole is connected with injecting head, described
Lower die is mounted on the lifting platform of injection molding machine, and when being molded, lifting platform drives the lower die to rise, and makes the upper mold and described
Lower die realizes molding, by the injecting hole to injecting raw material inside the injection molding cavity, when raw material inputs, using injection pressure to
The lifter plate force, overcomes the elastic force of the material returned spring, the lifting column is made to decline inside the sliding cavity, utilize institute
The elasticity for stating material returned spring, provides reaction force, can ensure that raw material injection is enriched, help to improve injection molding quality；When described
When lifting column is declined to a certain extent, the lifting column lower end and the pressure sensor contacts, the pressure sensor triggering,
And signal is passed into the controller, raw material injection at this time is completed, and injecting head stops injection molding, and the controller controls the wind
Pump work forms air-flow by ventilation slot and the ventilation hole, realizes ventilation and heat, pass through the lifter plate and the radiating fin
Piece realizes that heat conducting and radiating, good heat dissipation effect help to improve injection efficiency；The lifting is detected by the temperature sensor
The temperature of plate, and signal is passed into the controller, when detecting temperature arrival preset value, injection molding is completed, the controller
It controls the air pump to be stopped, lifting platform drives the lower die to decline at this time, makes the upper mold and the lower die detach, utilizes
The elastic force of the material returned spring, makes the lifting column rise inside the sliding cavity, is pushed away moulding by the lifter plate
Go out the injection molding cavity, realizes automatic material returning；The adjusting electric cylinders work is controlled by controller, drives the adjustable plate described
Lifting, can realize the adjustment of the injection molding cavity height inside injection molding cavity, and the adjustable plate is detected by institute's displacement sensors
Displacement, and signal is passed into the controller, can ensure the accuracy of the injection molding cavity height adjustment.
Preferably, being provided with display screen and function key on the controller.
Preferably, the lower mould surface is provided with pilot hole, the upper mold bottom is provided with guide post, the guide post
With the pilot hole clearance fit.
Preferably, being equipped with buffer board by buffer spring inside the pilot hole.
Preferably, the outer diameter of the buffer board is equal with the internal diameter size of the pilot hole, and matched using gap
It closes.
Preferably, there are four the unloading mechanism is total, and it is symmetrical.
Preferably, the outer diameter of the lifting column is equal with the internal diameter size of the sliding cavity, and matched using gap
It closes.
Preferably, the sliding cavity wall is provided with sliding slot, the lifting column end set has a sliding block, the sliding block with
The sliding slot clearance fit.
Advantageous effect is：1, the adjustable plate is driven to lift by the adjusting electric cylinders, to realize the injection molding cavity
The adjusting of height disclosure satisfy that the injection molding production of the plastic shell of different height size；
2, so that the lifting column is lifted in the sliding cavity internal slide using the elastic force of the material returned spring, can be note
Modeling provides reaction force, ensures that raw material injection is enriched, helps to improve injection molding quality, while can realize automatic material returning；
3, heat conducting and radiating is carried out by the lifter plate and the radiating fin, passes through the air pump, the ventilation slot
Realize that ventilation and heat, good heat dissipation effect help to improve injection efficiency with the ventilation hole.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other drawings may also be obtained based on these drawings.
Fig. 1 is the lower die structure schematic diagram of the utility model；
Fig. 2 is the upper die structure schematic diagram of the utility model；
Fig. 3 is the unloading mechanism enlarged diagram of the utility model；
Fig. 4 is the system control block figure of the utility model.
The reference numerals are as follows：
1, lower die；2, displacement sensor；3, electric cylinders are adjusted；4, adjustable plate；401, ventilation hole；5, ventilation slot；6, air pump；7、
Pilot hole；8, injection molding cavity；9, lifter plate；10, temperature sensor；11, controller；12, buffer board；13, buffer spring；14, it dissipates
Hot fin；15, unloading mechanism；1501, fixed column；1502, sliding slot；1503, sliding block；1504, lifting column；1505, material returned spring；
1506, sliding cavity；1507, pressure sensor；16, upper mold；17, injecting hole；18, guide post.
Specific implementation mode
It, below will be to the technology of the utility model to keep the purpose of this utility model, technical solution and advantage clearer
Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
Obtained all other embodiment is put, the range that the utility model is protected is belonged to.
Shown in Fig. 1-Fig. 4, the utility model provides a kind of mold based on plastic shell injection molding, lower die 1,
Upper mold 16,1 side of lower die are equipped with controller 11, and 1 other side of lower die is provided with air pump 6, and air pump 6 is electrically connected with controller 11；
Lower die 1 is internally provided with injection molding cavity 8, and 8 inner wall of injection molding cavity, which runs through, has ventilation slot 5, ventilation slot 5 to be connected with air pump 6；Injection molding cavity 8
Interior bottom, which is equipped with, adjusts electric cylinders 3 and displacement sensor 2, adjusts electric cylinders 3 and displacement sensor 2 is electrically connected with controller 11；
It adjusts 3 end of electric cylinders and adjustable plate 4 is installed, 4 bottom of adjustable plate is connected with 2 measurement end of displacement sensor；It is set inside adjustable plate 4
It is equipped with ventilation hole 401, ventilation hole 401 is connected with ventilation slot 5；4 upper end of adjustable plate is equipped with unloading mechanism 15, unloading mechanism 15
Upper end is equipped with lifter plate 9, lifter plate 9 and 8 clearance fit of injection molding cavity；9 bottom of lifter plate is equipped with radiating fin 14, lifter plate
9 have been internally embedded temperature sensor 10, and temperature sensor 10 is electrically connected with controller 11；
Upper mold 16 is matched with lower die 1, and 16 middle part of upper mold is provided with injecting hole 17；
Unloading mechanism 15 includes fixed column 1501, lifting column 1504, and fixed column 1501 is mounted on bottom in injection molding cavity 8, Gu
Fixed column 1501 is internally provided with sliding cavity 1506, and lifting column 1504 is equipped with by material returned spring 1505 inside sliding cavity 1506,
Lifting column 1504 is pierced by sliding cavity 1506, and 1504 end of lifting column is connected with lifter plate 9；Bottom is installed in sliding cavity 1506
There are pressure sensor 1507, pressure sensor 1507 to be electrically connected with controller 11.
As optional embodiment, display screen and function key are provided on controller 11, setting is convenient for device in this way
Carry out control operation；
1 surface of lower die is provided with pilot hole 7, and 16 bottom of upper mold is provided with guide post 18,7 gap of guide post 18 and pilot hole
Cooperation, in this way setting are easy to implement the molding of upper mold 16 and lower die 1；
Buffer board 12 is equipped with by buffer spring 13 inside pilot hole 7, setting in this way can play cushioning effect, reduce
Molding impact, helps to improve the service life of upper mold 16 and lower die 1；
The outer diameter of buffer board 12 is equal with the internal diameter size of pilot hole 7, and is gap-matched, and setting in this way is convenient for
Make buffer board 12 in 7 internal slide of pilot hole, auxiliary realizes cushioning effect；
There are four unloading mechanism 15 is total, and it is symmetrical, setting in this way can ensure that the lifting of lifter plate 9 is steady, can
Improve material returned effect；
The outer diameter of lifting column 1504 is equal with the internal diameter size of sliding cavity 1506, and is gap-matched, and sets in this way
It sets convenient for making lifting column 1504 in 1506 internal slide of sliding cavity, auxiliary realizes the lifting of lifter plate 9；
1506 inner wall of sliding cavity is provided with sliding slot 1502, and 1504 end set of lifting column has a sliding block 1503, sliding block 1503 with
1502 clearance fit of sliding slot, in this way setting can play lifting column 1504 orientation and position-limiting action, ensure that lifting column 1504 exists
1506 inside lifting of sliding cavity is steady.
Using the above structure, injecting hole 17 is connected with injecting head, and lower die 1 is mounted on the lifting platform of injection molding machine, carries out
When injection molding, lifting platform drives lower die 1 to rise, and upper mold 16 and lower die 1 is made to realize molding, by injecting hole 17 to inside injection molding cavity 8
Raw material is injected, when raw material inputs, is exerted a force to lifter plate 9 using injection pressure, overcomes the elastic force of material returned spring 1505, make lifting column
1504 decline inside sliding cavity 1506, using the elasticity of material returned spring 1505, provide reaction force, can ensure that raw material injects
It enriches, helps to improve injection molding quality；When lifting column 1504 declines to a certain extent, 1504 lower end of lifting column and pressure sensing
Device 1507 contacts, and pressure sensor 1507 triggers, and signal is passed to controller 11, and raw material injection at this time is completed, injecting head
Stop injection molding, controller 11 controls air pump 6 and works, and forms air-flow by ventilation slot 5 and ventilation hole 401, realizes ventilation and heat, leads to
It crosses lifter plate 9 and radiating fin 14 realizes that heat conducting and radiating, good heat dissipation effect help to improve injection efficiency；It is passed by temperature
Sensor 10 detects the temperature of lifter plate 9, and signal is passed to controller 11, when detecting temperature arrival preset value, has been molded
At controller 11 controls air pump 6 and is stopped, and lifting platform drives lower die 1 to decline at this time, so that upper mold 16 and lower die 1 is detached, utilizes
The elastic force of material returned spring 1505 makes lifting column 1504 rise inside sliding cavity 1506, releases moulding by lifter plate 9 and notes
Chamber 8 is moulded, realizes automatic material returning；Electric cylinders 3 are controlled to adjust by controller 11 to work, and adjustable plate 4 is driven to be risen inside injection molding cavity 8
Drop, can realize the adjustment of 8 height of injection molding cavity, and the displacement of adjustable plate 4 is detected by displacement sensor 2, and signal is passed to
Controller 11 can ensure the accuracy that injection molding cavity 8 highly adjusts.
Above description is only a specific implementation of the present invention, but the scope of protection of the utility model is not limited to
In this, any one skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replace, it should be covered within the scope of the utility model.Therefore, the scope of protection of the utility model should be with the power
Subject to the protection domain that profit requires.
Claims (8)
1. a kind of mold based on plastic shell injection molding, including lower die (1), upper mold (16), it is characterised in that：The lower die
(1) side is equipped with controller (11), and lower die (1) other side is provided with air pump (6), the air pump (6) and the control
Device (11) is electrically connected；The lower die (1) is internally provided with injection molding cavity (8), and injection molding cavity (8) inner wall, which runs through, ventilation slot (5),
The ventilation slot (5) is connected with the air pump (6)；The interior bottom of the injection molding cavity (8), which is equipped with, adjusts electric cylinders (3) and displacement biography
Sensor (2), the adjusting electric cylinders (3) and institute's displacement sensors (2) are electrically connected with the controller (11)；The adjusting electricity
Cylinder (3) end is equipped with adjustable plate (4), and adjustable plate (4) bottom is connected with institute displacement sensors (2) measurement end；Institute
It states adjustable plate (4) and is internally provided with ventilation hole (401), the ventilation hole (401) is connected with the ventilation slot (5)；The tune
Section plate (4) upper end is equipped with unloading mechanism (15), and unloading mechanism (15) upper end is equipped with lifter plate (9), the lifter plate
(9) with the injection molding cavity (8) clearance fit；Lifter plate (9) bottom is equipped with radiating fin (14), the lifter plate (9)
It is internally embedded temperature sensor (10), the temperature sensor (10) is electrically connected with the controller (11)；
The upper mold (16) matches with the lower die (1), and injecting hole (17) is provided in the middle part of the upper mold (16)；
The unloading mechanism (15) includes fixed column (1501), lifting column (1504), and the fixed column (1501) is mounted on described
Injection molding cavity (8) interior bottom, the fixed column (1501) are internally provided with sliding cavity (1506), lead to inside the sliding cavity (1506)
It crosses material returned spring (1505) and the lifting column (1504) is installed, the lifting column (1504) is pierced by the sliding cavity (1506),
And lifting column (1504) end is connected with the lifter plate (9)；The interior bottom of the sliding cavity (1506) is equipped with pressure
Sensor (1507), the pressure sensor (1507) are electrically connected with the controller (11).
2. a kind of mold based on plastic shell injection molding according to claim 1, it is characterised in that：The controller
(11) display screen and function key are provided on.
3. a kind of mold based on plastic shell injection molding according to claim 1, it is characterised in that：The lower die (1)
Surface is provided with pilot hole (7), and upper mold (16) bottom is provided with guide post (18), the guide post (18) and the guiding
Hole (7) clearance fit.
4. a kind of mold based on plastic shell injection molding according to claim 3, it is characterised in that：The pilot hole
(7) internal that buffer board (12) is equipped with by buffer spring (13).
5. a kind of mold based on plastic shell injection molding according to claim 4, it is characterised in that：The buffer board
(12) outer diameter is equal with the internal diameter size of the pilot hole (7), and is gap-matched.
6. a kind of mold based on plastic shell injection molding according to claim 1, it is characterised in that：The unloading mechanism
(15) there are four altogether, and it is symmetrical.
7. a kind of mold based on plastic shell injection molding according to claim 1, it is characterised in that：The lifting column
(1504) outer diameter is equal with the internal diameter size of the sliding cavity (1506), and is gap-matched.
8. a kind of mold based on plastic shell injection molding according to claim 7, it is characterised in that：The sliding cavity
(1506) inner wall is provided with sliding slot (1502), and lifting column (1504) end set has sliding block (1503), the sliding block
(1503) with the sliding slot (1502) clearance fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820078081.0U CN207736618U (en) | 2018-01-17 | 2018-01-17 | A kind of mold based on plastic shell injection molding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820078081.0U CN207736618U (en) | 2018-01-17 | 2018-01-17 | A kind of mold based on plastic shell injection molding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207736618U true CN207736618U (en) | 2018-08-17 |
Family
ID=63121974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820078081.0U Expired - Fee Related CN207736618U (en) | 2018-01-17 | 2018-01-17 | A kind of mold based on plastic shell injection molding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207736618U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109501175A (en) * | 2018-12-21 | 2019-03-22 | 苏州杰纳机器人科技有限公司 | Automobile heat insulation speaker net flanging injection molding apparatus |
| CN111873303A (en) * | 2020-08-12 | 2020-11-03 | 衢州丰帆科技有限公司 | Injection mold and injection molding method thereof |
-
2018
- 2018-01-17 CN CN201820078081.0U patent/CN207736618U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109501175A (en) * | 2018-12-21 | 2019-03-22 | 苏州杰纳机器人科技有限公司 | Automobile heat insulation speaker net flanging injection molding apparatus |
| CN111873303A (en) * | 2020-08-12 | 2020-11-03 | 衢州丰帆科技有限公司 | Injection mold and injection molding method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180817 Termination date: 20190117 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |