CN108068279A - Secondary compound ejection and air blowing mould release mechanism inside injection mold core - Google Patents
Secondary compound ejection and air blowing mould release mechanism inside injection mold core Download PDFInfo
- Publication number
- CN108068279A CN108068279A CN201711286600.9A CN201711286600A CN108068279A CN 108068279 A CN108068279 A CN 108068279A CN 201711286600 A CN201711286600 A CN 201711286600A CN 108068279 A CN108068279 A CN 108068279A
- Authority
- CN
- China
- Prior art keywords
- plate
- ejection
- double
- air blowing
- fuse
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/43—Removing or ejecting moulded articles using fluid under pressure
Abstract
Secondary compound ejection and air blowing mould release mechanism inside injection mold core,Including upper,Lower compound plate,Solid plate is set under upper compound plate,Fixed die insert is installed in solid plate,Support block is set on lower compound plate,Upper plate and lower roof plate,Dynamic mould fixing plate is installed on support block,Fuse fixed plate is set on dynamic mould fixing plate,Moving platen is set in fuse fixed plate,Moving die insert and fuse,Fuse forms die cavity with moving die insert and fixed die insert cooperation,Injecting products in die cavity,Air blowing plate is set between the moving platen and solid plate,Air blown thru-hole is formed in air blowing plate,Air blowing inclined hole is formed in the moving die insert,Air blowing inclined hole is connected with air blown thru-hole,Double-ejection lower plate and Double-ejection upper plate are set on upper plate,Double-ejection bar is connected on Double-ejection upper plate,Double-ejection bar is in contact through moving die insert with the inner top surface of product,Double-ejection component is set on upper plate and lower roof plate,Twice-die-opening component is set between solid plate and fuse fixed plate.
Description
Technical field
The present invention relates to secondary compound ejection and air blowing mould release mechanisms inside a kind of injection mold core, belong to injection mold
Field.
Background technology
Plastic product, such as the products such as plastic junction box are produced using injection mold, according to actual needs, terminal box is set
Circle is counted into, and flange is set in the bead of terminal box, deep trench is formed between flange and box body, if taken off using traditional moulds
Mould, circular joint box are tipped upside down on core, and deep trench is located at cavity side, and in die sinking, product can be stayed in because of deep trench
Cavity side causes product not demould normally.It is analyzed according to the demoulding, increases a plurality of annular convex rib in the inboard wall of cartridge of terminal box,
For the application function of annular convex rib docking wire box without influence, one can enhance the intensity of box body, second is that in order to demould when increases core
Contact fastness with box body makes box body not stay in cavity side due to deep trench.But in actual production, after there are convex ribs, also need
Convex ribs are demoulded, therefore, it is necessary to design a kind of Double-ejection mould emptier.
The content of the invention
The shortcomings that the purpose of the invention is to overcome prior art, provide a kind of using twice-die-opening, first insert is once
Secondary compound ejection and air blowing mould release mechanism inside ejection, then the injection mold core of thimble Double-ejection and air blowing mould release.
The technical solution of secondary compound ejection and air blowing mould release mechanism is inside injection mold core of the present invention：Including mold
Upper compound plate and lower compound plate set backing plate under upper compound plate, runner plate are set under backing plate, set solid plate under runner plate, in solid plate
Fixed die insert is installed, support block is set on lower compound plate, upper plate and lower roof plate are set between support block, dynamic model is installed on support block and is fixed
Plate sets fuse fixed plate on dynamic mould fixing plate, sets moving platen in fuse fixed plate, moving die insert, core are set on moving platen
Fuse is set in sub- fixed plate, and fuse coordinates with moving die insert and fixed die insert forms die cavity, injecting products in die cavity, feature
It is that the product bead is formed with flange, convex ribs is formed on product inner wall, groove, convex ribs and recess are formed on fuse
It closing, air blowing plate is set between the moving platen and solid plate, air blown thru-hole is formed in air blowing plate, air blown thru-hole connects source of the gas,
Air blowing inclined hole is formed in the moving die insert, air blowing inclined hole is connected with air blown thru-hole, is set on upper plate under Double-ejection
Plate and Double-ejection upper plate, connect Double-ejection bar on Double-ejection upper plate, and Double-ejection bar is through moving die insert and product
Inner top surface is in contact, and Double-ejection component is set on upper plate and lower roof plate, is set between solid plate and fuse fixed plate
Twice-die-opening component.
It is first during the demoulding the invention discloses secondary compound ejection and air blowing mould release mechanism inside a kind of injection mold core
It is first molded for the first time by injection molding machine power driven mold, moving platen is made to be separated with solid plate, moving platen drives moving die insert and core
Sub operation, product downwards are made fixed die insert deviate from from the deep trench that flange is formed, are followed fuse together due to the effect of convex ribs
Operation downwards, after deep trench abjection, under the action of twice-die-opening component, air blowing plate is separated with moving platen, and air blowing strip
Mould insert and product take off by force core pulling from fuse, and groove is deviate from convex ribs, and product continues to stay in insert, and die sinking terminates, by noting
Molding machine push rod promotes lower roof plate and upper plate, and in the effect of Double-ejection component, drive Double-ejection lower plate and Double-ejection
Upper plate ejects upwards, and Double-ejection upper plate drives Double-ejection bar through fuse and moving die insert, by product from moving die insert
It jacks up, at this point, by product weight（It is very light）With the influence of ejection stroke, product is also hung on Double-ejection bar sometimes, it is impossible to
Therefore Automatic-falling, in mold design, adds air blowing plate, insufflation switch is opened, and gas enters from air blown thru-hole, passes through
Air blowing inclined hole is blown, and the gradient of air blowing inclined hole is just against the product jacked up upwards in the following, product is blown from Double-ejection bar
Fall, the demoulding is completed.This programme is smoothly pushed up the product with flange deep trench and convex ribs by twice-die-opening and Double-ejection
Go out, while utilize air blowing mould release, it is ensured that product Automatic-falling, card machine, does not ensure that mold smoothly produces.
Description of the drawings
Fig. 1 is the injection mold structure schematic diagram of the present invention；
Fig. 2 is the injection mold stereoscopic schematic diagram of the present invention；
Fig. 3 is twice-die-opening Double-ejection of the present invention, air blowing mould release view.
Specific embodiment
The present invention relates to secondary compound ejection and air blowing mould release mechanism inside a kind of injection mold core, such as Fig. 1-Fig. 3 institutes
Show, including compound plate on mold 1 and lower compound plate 2, backing plate 3 under upper compound plate is set, runner plate 4 under backing plate is set, is set under runner plate
Solid plate 5 installs fixed die insert 6 in solid plate, and support block 7 is set on lower compound plate, upper plate 8 and lower roof plate 9 are set between support block,
Dynamic mould fixing plate 10 on support block is installed, fuse fixed plate 11 on dynamic mould fixing plate is set, moving platen is set in fuse fixed plate 11
12, moving die insert 13 is set on moving platen, fuse 15 is set in fuse fixed plate 11, fuse 15 is inlayed with moving die insert 13 and cover half
Block 6, which coordinates, forms die cavity, and injecting products 16 in die cavity, 16 bead of product is formed with flange 14, is formed on 16 inner wall of product
Convex ribs 17 are formed with groove 18 on fuse 15, and convex ribs 17 are engaged with groove 18, are set between the moving platen 12 and solid plate 5
Air blowing plate 20 is put, air blown thru-hole 21 is formed in air blowing plate, air blown thru-hole connects source of the gas, air blowing is formed in the moving die insert 13
Inclined hole 22, air blowing inclined hole 22 are connected with air blown thru-hole 21, and Double-ejection lower plate 25 and Double-ejection upper plate are set on upper plate
26, Double-ejection bar 27 is connected on Double-ejection upper plate, Double-ejection bar passes through the inner top surface phase of moving die insert 13 and product 16
Contact sets Double-ejection component 01 on upper plate 8 and lower roof plate 9, two is set between solid plate 5 and fuse fixed plate 11
Secondary die-opening component 02, the secondary ejecting mechanism 01 and twice-die-opening mechanism 02 are prior art, have standard sale in the market, no
It is stated tired.During the demoulding, molded for the first time by injection molding machine power driven mold first, moving platen 12 is made to be separated with solid plate 5, dynamic model
Plate 12 drives moving die insert 13 and fuse 15 to run downwards, and product 16 makes fixed die insert 6 from flange 14 due to the effect of convex ribs 17
Deviate from the deep trench of formation, fuse 15 is followed to run downwardly together, after deep trench abjection, in the effect of twice-die-opening component 02
Under, air blowing plate 20 is separated with moving platen 12, and air blowing plate 20 takes off by force core pulling with moving die insert 13 and product 16 from fuse 15, recessed
Slot 18 is deviate from convex ribs 17, and product 16 continues to stay in insert 13, and die sinking terminates, and lower roof plate 9 and upper is promoted by injection molding machine push rod
Top plate 8, and in the effect of Double-ejection component 01, drive Double-ejection lower plate 25 and Double-ejection upper plate 26 eject upwards, two
Secondary ejection upper plate 26 drives Double-ejection bar 27 to push up product 16 from moving die insert 13 through fuse 15 and moving die insert 13
It rises, at this point, by 16 weight of product（It is very light）With the influence of ejection stroke, product is also hung on Double-ejection bar 27 sometimes, no
Can Automatic-falling, therefore, in mold design, add air blowing plate 20, insufflation switch is opened, gas from air blown thru-hole 21 into
Enter, blown by air blowing inclined hole 22, the gradient of air blowing inclined hole 22 is just against the product jacked up upwards in the following, by product 16 from two
It is blown off on secondary knock-pin 27, the demoulding is completed.This programme will carry flange deep trench and convex ribs by twice-die-opening and Double-ejection
Product smoothly eject, while using air blowing mould release, it is ensured that product Automatic-falling, card machine, does not ensure that mold smoothly produces.
Claims (1)
1. secondary compound ejection and air blowing mould release mechanism inside injection mold core, including compound plate on mold（1）With lower compound plate
（2）, backing plate is set under upper compound plate（3）, runner plate is set under backing plate（4）, solid plate is set under runner plate（5）, pacify in solid plate
Fill fixed die insert（6）, support block is set on lower compound plate（7）, upper plate is set between support block（8）And lower roof plate（9）, install on support block
Dynamic mould fixing plate（10）, fuse fixed plate is set on dynamic mould fixing plate（11）, fuse fixed plate（11）Upper setting moving platen（12）,
Moving die insert is set on moving platen（13）, fuse fixed plate（11）Middle setting fuse（15）, fuse（15）With moving die insert（13）
And fixed die insert（6）Coordinate and form die cavity, injecting products in die cavity（16）, it is characterised in that the product（16）Bead is formed with
Flange（14）, the product（16）Convex ribs are formed on inner wall（17）, fuse（15）On be formed with groove（18）, convex ribs（17）With it is recessed
Slot（18）It is engaged, the moving platen（12）And solid plate（5）Between set air blowing plate（20）, it is logical that air blowing is formed in air blowing plate
Hole（21）, air blown thru-hole connection source of the gas, the moving die insert（13）In be formed with air blowing inclined hole（22）, air blowing inclined hole（22）With blowing
Vent hole（21）Connection sets Double-ejection lower plate on upper plate（25）With Double-ejection upper plate（26）, Double-ejection upper plate
Upper connection Double-ejection bar（27）, Double-ejection bar pass through moving die insert（13）With product（16）Inner top surface be in contact, upper
Top plate（8）And lower roof plate（9）Upper setting Double-ejection component（01）, in solid plate（5）With fuse fixed plate（11）Between set
Twice-die-opening component（02）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711286600.9A CN108068279B (en) | 2017-12-07 | 2017-12-07 | Secondary composite ejection and blowing demoulding mechanism inside core of injection mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711286600.9A CN108068279B (en) | 2017-12-07 | 2017-12-07 | Secondary composite ejection and blowing demoulding mechanism inside core of injection mould |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108068279A true CN108068279A (en) | 2018-05-25 |
| CN108068279B CN108068279B (en) | 2020-03-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711286600.9A Active CN108068279B (en) | 2017-12-07 | 2017-12-07 | Secondary composite ejection and blowing demoulding mechanism inside core of injection mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108068279B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110466123A (en) * | 2019-08-12 | 2019-11-19 | 格力电器（武汉）有限公司 | A kind of blowning installation, injection mold and injection molding machine for injection mold |
| CN114523626A (en) * | 2022-01-29 | 2022-05-24 | 台州市黄岩炜大塑料机械有限公司 | Two slit type hot runners of PVC multi-cavity pipe fitting mold |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5259105A (en) * | 1989-01-23 | 1993-11-09 | Zimmerman Jr Joseph E | Method of use for pneumatically operated mold ejection apparatus |
| CN103950155A (en) * | 2014-04-17 | 2014-07-30 | 蚌埠市万达塑料制品有限公司 | Pneumatic demolding injection molding mold for thermos bottle caps |
| CN204019878U (en) * | 2014-08-27 | 2014-12-17 | 浙江黄岩红旗塑料模具厂 | Injection mould |
| CN106426795A (en) * | 2016-12-22 | 2017-02-22 | 福州大学 | Forming die for realizing dual purposes by one mold of large-sized box body part and working method of forming die |
-
2017
- 2017-12-07 CN CN201711286600.9A patent/CN108068279B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5259105A (en) * | 1989-01-23 | 1993-11-09 | Zimmerman Jr Joseph E | Method of use for pneumatically operated mold ejection apparatus |
| CN103950155A (en) * | 2014-04-17 | 2014-07-30 | 蚌埠市万达塑料制品有限公司 | Pneumatic demolding injection molding mold for thermos bottle caps |
| CN204019878U (en) * | 2014-08-27 | 2014-12-17 | 浙江黄岩红旗塑料模具厂 | Injection mould |
| CN106426795A (en) * | 2016-12-22 | 2017-02-22 | 福州大学 | Forming die for realizing dual purposes by one mold of large-sized box body part and working method of forming die |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110466123A (en) * | 2019-08-12 | 2019-11-19 | 格力电器（武汉）有限公司 | A kind of blowning installation, injection mold and injection molding machine for injection mold |
| CN114523626A (en) * | 2022-01-29 | 2022-05-24 | 台州市黄岩炜大塑料机械有限公司 | Two slit type hot runners of PVC multi-cavity pipe fitting mold |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108068279B (en) | 2020-03-24 |
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