CN208375879U - A kind of terminal production mold of anti-shrinkage cavity shrinkage porosity function - Google Patents
A kind of terminal production mold of anti-shrinkage cavity shrinkage porosity function Download PDFInfo
- Publication number
- CN208375879U CN208375879U CN201820482741.1U CN201820482741U CN208375879U CN 208375879 U CN208375879 U CN 208375879U CN 201820482741 U CN201820482741 U CN 201820482741U CN 208375879 U CN208375879 U CN 208375879U
- Authority
- CN
- China
- Prior art keywords
- mold
- upper mold
- pressing plate
- top surface
- type chamber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a kind of terminals of anti-shrinkage cavity shrinkage porosity function to make mold, including lower mold, overflow port, upper mold, lower air cylinder, pressing plate, type chamber and jacking cylinder, the lower mold is internally provided with type chamber, the top surface of the lower mold is provided with upper mold, limit plate is provided on the top surface of the upper mold, the bottom surface two sides of the limit plate, which are welded with, to be symmetrical arranged there are two connecting rod, symmetrically arranged two mounting holes are provided on the top surface of the upper mold, the connecting rod is inserted in the inside of mounting hole and extends to the bottom of upper mold, the utility model is in the bottommost of type chamber by the front pressuring plate in injection molding, in injection molding, the plastics of melting can constantly fill up the space between pressing plate and cavity bottom, and then pressing plate is pushed to move up, can greatly it be reduced by this structure Before injection molding, the air capacity in the intracavitary portion of type, and then reduce a possibility that molten plastic is involved in air.
Description
Technical field
The utility model relates to technical field of mold, the terminal of specifically a kind of anti-shrinkage cavity shrinkage porosity function makes mold.
Background technique
Injection mold is a kind of tool for producing plasthetics, is also to confer to plasthetics complete structure and accurate dimension
Tool uses maximum processing equipment when injection molding machine in plastic cement processing industry, not only a large amount of product can directly be produced with injection molding machine,
But also be the key equipment for forming injection stretch blow moulding, it is injection molding machine that injection mold, which plays the role of injection molding machine highly important,
One of essential component, injection molding are a kind of processing method used when producing certain complex-shaped components in batches, tool
Body is that the material of heated thawing is taken in mold cavity by high pressure, shaped article is obtained after cooling and solidifying, due to mold cavity
Containing more air, the plastics melted during injection are easy for air to be involved in the inside of material, in cooling and solidifying
In the process, product surface will appear the phenomenon that shrinkage cavity or shrinkage porosite, to influence the final mass of product.
Utility model content
The purpose of this utility model is to provide a kind of terminals of anti-shrinkage cavity shrinkage porosity function to make mold, to solve existing skill
The problems in art.
To achieve the above object, the utility model provides the following technical solutions: a kind of terminal system of anti-shrinkage cavity shrinkage porosity function
Make mold, including lower mold, overflow port, upper mold, lower air cylinder, pressing plate, type chamber and jacking cylinder, the inside of the lower mold
It is provided with type chamber, the top surface of the lower mold is provided with upper mold, limit is provided on the top surface of the upper mold
Plate, the bottom surface two sides of the limit plate, which are welded with, to be symmetrical arranged there are two connecting rod, on the top surface of the upper mold
Symmetrically arranged two mounting holes are provided with, the connecting rod is inserted in the inside of mounting hole and extends to the bottom of upper mold, institute
It states and is welded with pressing plate in the bottom surface of connecting rod, be provided with and be sleeved on connecting rod surface on the top surface of the pressing plate
Spring, and be against at the top of spring in the bottom surface of upper mold, the top surface center of the upper mold is equipped with down
Air cylinder, the lower part side of the enclosure interior of the lower mold are provided with the injection hole being connected with type chamber, the injection hole
Side is connected with the injection molding connector being mounted in bottom mold surface, and the top side of the lower mold is internally provided with and type chamber
The overflow port being connected, the side of the overflow port are provided with the check valve sheet being mounted in bottom mold surface, the lower mold
Lower part be provided with jacking cylinder, the output end of the jacking cylinder extends into the inside of type chamber, and the output end of jacking cylinder
It is welded with raising plate.
Preferably, the enclosure interior two sides of the lower mold are provided with the cooling chamber being connected, the lower mold it is another
Side surface top is equipped with the cooling water inlet being connected with cooling chamber, the other side surface lower portions of the lower mold be equipped with
The cooling water outlet that cooling chamber is connected.
Preferably, sealing ring is set on the surface of the pressing plate, and sealing ring is set as two.
Preferably, the top surface two sides of the lower mold are welded with the positioning pin of cone, the bottom of the upper mold
The location hole of the cone matched with positioning pin is set.
Compared with prior art, the utility model has the beneficial effects that pressing plate is in the most bottom of type chamber before injection molding
Portion, in injection molding, the plastics of melting can constantly be filled up the space between pressing plate and cavity bottom, and then push pressing plate upward
It is mobile, can greatly it be reduced before injection molding by this structure, the air capacity in the intracavitary portion of type, and then reduce molten plastic volume
A possibility that entering air, when pressing plate is jacked to more than overflow port, the material being more than can be flowed out from overflow port, while pressing plate exists
The plastics in the intracavitary portion of type can be squeezed under the action of spring, so as to remove the air inside molten plastic, by upper
The phenomenon that shrinkage cavity shrinkage porosity can be occurred to avoid product by stating structure, by being set with sealing ring on the surface of pressing plate, be conducive to improve
The sealing performance of pressing plate, avoids molten plastic from revealing.
Detailed description of the invention
Fig. 1 is the whole interior structural schematic diagram of the utility model.
Fig. 2 is the overall surface structural schematic diagram of the utility model.
In figure: 1, lower mold；2, overflow port；3, check valve sheet；4, positioning pin；5, location hole；6, upper mold；7, it installs
Hole；8, connecting rod；9, limit plate；10, lower air cylinder；11, spring；12, pressing plate；13, sealing ring；14, cooling water inlet；15,
Type chamber；16, cooling water outlet；17, jacking cylinder；18, raising plate；19, it is molded connector；20, injection hole；21, cooling chamber.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Referring to FIG. 1-2, in the utility model embodiment, a kind of terminal production mold of anti-shrinkage cavity shrinkage porosity function, including
Lower mold 1, overflow port 2, upper mold 6, lower air cylinder 10, pressing plate 12, type chamber 15 and jacking cylinder 17, the lower mold 1 it is interior
Portion is provided with type chamber 15, and the top surface of the lower mold 1 is provided with upper mold 6, is arranged on the top surface of the upper mold 6
There is limit plate 9, the bottom surface two sides of the limit plate 9, which are welded with, to be symmetrical arranged there are two connecting rod 8, the upper mold 6
Symmetrically arranged two mounting holes 7 are provided on top surface, the connecting rod 8 is inserted in the inside of mounting hole 7 and extends to
The bottom of mold 6 is welded with pressing plate 12 in the bottom surface of the connecting rod 8, is provided on the top surface of the pressing plate 12
The spring 11 being sleeved on 8 surface of connecting rod, and the top of spring 11 is against in the bottom surface of upper mold 6, the upper mold 6
Top surface center lower air cylinder 10 is installed, the lower part side of the enclosure interior of the lower mold 1 is provided with and type
The injection hole 20 that chamber 15 is connected, the side of the injection hole 20 are connected with the injection molding connector being mounted on lower 1 surface of mold
19, the top side of the lower mold 1 is internally provided with the overflow port 2 being connected with type chamber 15, and the side of the overflow port 2 is set
It is equipped with the check valve sheet 3 being mounted on lower 1 surface of mold, the lower part of the lower mold 1 is provided with jacking cylinder 17, the jacking
The output end of cylinder 17 extends into the inside of type chamber 15, and the output end of jacking cylinder 17 is welded with raising plate 18, in injection molding
Before, pressing plate 12 is in the bottommost of type chamber 15, in injection molding, the plastics of melting can constantly by pressing plate 12 and 15 bottom of type chamber it
Between space fill up, and then push pressing plate 12 move up, can greatly be reduced before injection molding by this structure, type chamber
Air capacity inside 15, and then reduce a possibility that molten plastic is involved in air, when pressing plate 12 arrives 2 or more overflow port by jacking
When, the material being more than can be flowed out from overflow port 2, while pressing plate 12 under the action of spring 11 can to the plastics inside type chamber 15 into
Row squeezes, and so as to remove the air inside molten plastic, shrinkage cavity shrinkage porosity can occurs by above structure to avoid product
Phenomenon.
The enclosure interior two sides of the lower mold 1 are provided with the cooling chamber 21 being connected, the lower mold 1 it is another
Side surface top is equipped with the cooling water inlet 14 being connected with cooling chamber 21, the other side surface lower portions peace of the lower mold 1
Equipped with the cooling water outlet 16 being connected with cooling chamber 21, be conducive to cool and solidify the plastics inside type chamber 15.
It is set with sealing ring 13 on surface by the pressing plate 12, and sealing ring 13 is set as two, is conducive to improve
The sealing performance of pressing plate 12, avoids molten plastic from revealing.
The positioning pin 4 of cone, the bottom of the upper mold 6 are welded with by the top surface two sides of the lower mold 1
The location hole 5 of the cone matched with positioning pin 4 is set, precise positioning between upper mold 6 and lower mold 1 is conducive to.
The working principle of the utility model is: pressing plate 12 is in the bottommost of type chamber 15 before injection molding, connected by injection molding
Connector 19 can be molded, the plastics of melting can enter from injection hole 20 type chamber 15 so that by pressing plate 12 and 15 bottom of type chamber it
Between space fill up, and then push pressing plate 12 move up, can greatly be reduced before injection molding by this structure, type chamber
Air capacity inside 15, and then reduce a possibility that molten plastic is involved in air, when pressing plate 12 arrives 2 or more overflow port by jacking
When, the material being more than can be flowed out from overflow port 2, while pressing plate 12 under the action of spring 11 can to the plastics inside type chamber 15 into
Row squeezes, and so as to remove the air inside molten plastic, shrinkage cavity shrinkage porosity can occurs by above structure to avoid product
Phenomenon, after cooling and shaping, the work of lower air cylinder 10, which is shunk, is mutually disengaged upper mold 6 with lower mold 1, later jacking cylinder 17
Task driven raising plate 18 moves up, thus by product stripping.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (4)
1. a kind of terminal of anti-shrinkage cavity shrinkage porosity function makes mold, including lower mold (1), overflow port (2), upper mold (6), pushing
Cylinder (10), pressing plate (12), type chamber (15) and jacking cylinder (17), it is characterised in that: lower mold (1) is internally provided with
The top surface of type chamber (15), the lower mold (1) is provided with upper mold (6), is arranged on the top surface of the upper mold (6)
Have limit plate (9), the bottom surface two sides of the limit plate (9), which are welded with, to be symmetrical arranged there are two connecting rod (8), the upper mold
Symmetrically arranged two mounting holes (7) are provided on the top surface for having (6), the connecting rod (8) is inserted in the interior of mounting hole (7)
Portion and the bottom for extending to upper mold (6) are welded with pressing plate (12), the pressing plate in the bottom surface of the connecting rod (8)
(12) it is provided with the spring (11) being sleeved on connecting rod (8) surface on top surface, and is against at the top of spring (11)
In the bottom surface of mold (6), the top surface center of the upper mold (6) is equipped with lower air cylinder (10), under described
The lower part side of the enclosure interior of mold (1) is provided with the injection hole (20) being connected with type chamber (15), the injection hole (20)
Side be connected with the injection molding connector (19) being mounted on lower mold (1) surface, inside the top side of the lower mold (1)
It is provided with the overflow port (2) being connected with type chamber (15), the side of the overflow port (2), which is provided with, is mounted on lower mold (1) table
The lower part of check valve sheet (3) on face, the lower mold (1) is provided with jacking cylinder (17), the jacking cylinder (17) it is defeated
Outlet extends into the inside of type chamber (15), and the output end of jacking cylinder (17) is welded with raising plate (18).
2. a kind of terminal of anti-shrinkage cavity shrinkage porosity function according to claim 1 makes mold, it is characterised in that: the lower die
The enclosure interior two sides of tool (1) are provided with the cooling chamber (21) being connected, another side surface top installation of the lower mold (1)
Have a cooling water inlet (14) being connected with cooling chamber (21), the other side surface lower portions of the lower mold (1) be equipped with it is cold
But the cooling water outlet (16) that room (21) are connected.
3. a kind of terminal of anti-shrinkage cavity shrinkage porosity function according to claim 1 makes mold, it is characterised in that: the pressing plate
(12) it is set on surface sealing ring (13), and sealing ring (13) is set as two.
4. a kind of terminal of anti-shrinkage cavity shrinkage porosity function according to claim 1 makes mold, it is characterised in that: the lower die
The top surface two sides of tool (1) are welded with the positioning pin (4) of cone, bottom setting and positioning pin (4) of the upper mold (6)
The location hole (5) of the cone matched.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820482741.1U CN208375879U (en) | 2018-04-08 | 2018-04-08 | A kind of terminal production mold of anti-shrinkage cavity shrinkage porosity function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820482741.1U CN208375879U (en) | 2018-04-08 | 2018-04-08 | A kind of terminal production mold of anti-shrinkage cavity shrinkage porosity function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208375879U true CN208375879U (en) | 2019-01-15 |
Family
ID=64975813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820482741.1U Expired - Fee Related CN208375879U (en) | 2018-04-08 | 2018-04-08 | A kind of terminal production mold of anti-shrinkage cavity shrinkage porosity function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208375879U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110625086A (en) * | 2019-09-26 | 2019-12-31 | 浙江华朔科技股份有限公司 | Die casting die mold core structure with front blocking insert |
| CN113459401A (en) * | 2021-05-20 | 2021-10-01 | 徐郑 | Pre-molding injection molding machine |
-
2018
- 2018-04-08 CN CN201820482741.1U patent/CN208375879U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110625086A (en) * | 2019-09-26 | 2019-12-31 | 浙江华朔科技股份有限公司 | Die casting die mold core structure with front blocking insert |
| CN113459401A (en) * | 2021-05-20 | 2021-10-01 | 徐郑 | Pre-molding injection molding machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207386480U (en) | A kind of hardware die for processing | |
| CN208375879U (en) | A kind of terminal production mold of anti-shrinkage cavity shrinkage porosity function | |
| CN209466584U (en) | A kind of high sealing refrigerator pallet processing mold | |
| CN207267333U (en) | One kind is easy to cleaning mold | |
| CN205997274U (en) | A kind of In-Ear Headphones ear muff plastic mould | |
| CN208682051U (en) | A kind of automatic material separator injection mold that can be quickly cooled down | |
| CN209775436U (en) | Vacuumizing rapid exhaust injection mold structure | |
| CN208682036U (en) | A kind of injection mold improving production efficiency | |
| CN110561695A (en) | Edge-flying-preventing injection mold | |
| CN208232018U (en) | A kind of abrasive material molding die with rapid cooling function | |
| CN208513611U (en) | A kind of Aluminium ingot mould cooling device | |
| CN209775417U (en) | Injection molding mold | |
| CN208728637U (en) | A kind of novel casting mold convenient for discharging | |
| CN209079065U (en) | A kind of Automobile heat shield injection forming mold | |
| CN208514809U (en) | A kind of appliance shell forming die | |
| CN207273731U (en) | Fixing-stable and the mould for being easy to de- material | |
| CN208728652U (en) | A kind of mold with rock-steady structure being conveniently replaceable | |
| CN208277512U (en) | A kind of powder moulding mold | |
| CN206644269U (en) | One kind production knob external member mould | |
| CN208946562U (en) | A kind of transparent dirt cup injection mold of domestic vacuum cleaners | |
| CN208914485U (en) | A kind of fishing device part encapsulation die | |
| CN209158821U (en) | A kind of precision complicated die plastic shell structure | |
| CN211616476U (en) | Exhaust structure for injection mold | |
| CN207793761U (en) | A kind of disposable tableware mold | |
| CN107283771A (en) | A kind of high-quality injection mold for being easy to cooling and shaping |
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: 20190115 Termination date: 20200408 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |