CN107932826A - A kind of IMR techniques injection mold and its application method - Google Patents
A kind of IMR techniques injection mold and its application method Download PDFInfo
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- CN107932826A CN107932826A CN201711331890.4A CN201711331890A CN107932826A CN 107932826 A CN107932826 A CN 107932826A CN 201711331890 A CN201711331890 A CN 201711331890A CN 107932826 A CN107932826 A CN 107932826A
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- 238000001746 injection moulding Methods 0.000 claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 8
- 238000000465 moulding Methods 0.000 claims abstract description 7
- 229920002799 BoPET Polymers 0.000 claims description 12
- 238000005086 pumping Methods 0.000 claims description 8
- 241000282376 Panthera tigris Species 0.000 claims description 6
- 238000007493 shaping process Methods 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 5
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- 230000007547 defect Effects 0.000 claims description 3
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- 238000002788 crimping Methods 0.000 abstract description 2
- 238000012545 processing Methods 0.000 abstract description 2
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- 238000001816 cooling Methods 0.000 description 5
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- 239000002699 waste material Substances 0.000 description 4
- 239000004568 cement Substances 0.000 description 3
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- 229920000139 polyethylene terephthalate Polymers 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
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- 238000007792 addition Methods 0.000 description 1
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Classifications
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- 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
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14065—Positioning or centering articles in the mould
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- 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
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14688—Coating articles provided with a decoration
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- 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
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14827—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles using a transfer foil detachable from the insert
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- 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
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/2701—Details not specific to hot or cold runner channels
- B29C45/2708—Gates
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- 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
- B29C45/26—Moulds
- B29C45/34—Moulds having venting means
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The present invention provides a kind of IMR techniques injection mold and its application method, needs to use the molding requirements of IMR for product；Devise a kind of Novel injection mold, diaphragm locating mechanism, cavity exhaust gear, the novel injection molding cast gate for avoiding burning out diaphragm are additionally arranged in mould structure, crimping, contraction inequality in elimination IMR processing procedures during film injection molding, problem on deformation, realize the zero-fault automation molding production of product, it is effectively guaranteed forming quality of products, mould structure and mechanism structure are novel in design, realize the automation injection production of product.
Description
Technical field
The present invention relates to injection mold mechanism design field, is specially a kind of IMR techniques injection mold and its application method.
Background technology
IMR techniques are that a part for continuous sheet is placed in mold cavity, and plastic cement is by the figure of sheet surface silk-screen after injection
Case is taken away, with sheet separation；IML is that the shaping of the clear sheet of back side silk-screen is placed in mold cavity, after injection with plastic cement knot
Be integrated, it is similar to IML technology process that silk-screen is partially sandwiched in IMF, INS between sheet material and plastic cement, unlike IMF be will be whole
Diaphragm shallower Zhang Bianyuan is molded, and IML simply carries out product regional area edge diaphragm injection；INS is then that opposite IMF will
Carry out generally claiming IML/IMF/INS in Injection Industry again after making mold insert after the whole film progress edge deep drawn with appearance
For IMD, and the difference of the difference finished product of IMR independent IMD and IMR is essentially consisted in whether surface has transparent material layer：
There are the PC or PET sheet (about 0.1mm) of layer of transparent in IMD surfaces, and pattern is not easy to wear；IMR surfaces are one layer of ink (thickness
Can there was only several microns), be not as wear-resisting as IMD；One advantage of IMR applications is that pattern is than serious for textured decoration
Real, injection molding cycle is short, advantage of lower cost, existing wider application in industry, but relevant plastic parts moulding it is theoretical and into
Type equipment cannot accomplish that zero-fault produces to whole diaphragm shaping.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of IMR techniques injection mold, design rationally, structure is tight
Gather, working stability is securely and reliably, easy-to-use；To solve above-mentioned existing technical problem, the present invention uses following scheme：One
Kind of IMR technique injection molds, including gate bush 1, locating ring 2, panel 3, cavity mold insert fixed screw 4, impression bolster 5,
It is solid to position needle spring 6, pilot pin 7, cavity mold insert 8, fine positioning block 9, core mold insert 10, core mold insert fixed screw 11, core
Fixed board 12, ejector retainner plate guide post 13, release link spring 14, thimble cover board 15, thimble push plate 16, support block 17, bottom plate 18, rubbish nail
19th, sprue puller 20, support column 21, runner ejector pin 22, water channel 23, quick-make be first 24, sealing ring 25, enhanced thimble 26, row
Air drain 27, bleed groove 28, exhaust side 29, release link wear-resistant block 30, release link 31, guide sleeve 32, mode tiger's jaw 33, balance weight 34,
Injecting products 37, pumping quick coupling 38, air flue 39, pumping pin hole 40 after guide post 35, pre- sanction PET film piece 36, shaping.
The mould structure uses two template die cold runner injection structure modes, is laid out as two chamber of a mould
The mould molding part is bumped into mode using mold insert, mainly includes cavity mold insert 8 and core mold insert 10, for guarantee type
The accuracy that chamber mold insert 8 and core mold insert 10 reset when being opened and closed, devises and coordinates location feature mode tiger's jaw 33 between the two.
The die casting system uses cold runner sub-marine gate pouring type, and single product uses double cast gate cast side
Formula, sub-marine gate enter gate design on cast gate thimble 26, and gate diameter isSub-marine gate is conducive to product
With being automatically separated for runner；Flow diameterCorresponding part includes gate bush 1, locating ring 2, sprue puller 20.
The die venting design is combined exhaust mode using edge air discharge duct+centre hole, and air discharge duct is designed at cavity
8 side of mold insert, it is 0.02mm that composition characteristic, which includes air discharge duct 27, bleed groove 28, the depth of exhaust 29 air discharge duct 7 of side, main to increase
The exhaust of strong corner corner, prevents four corner exhausts not smooth and bleed bulge defect；The depth 0.25mm of bleed groove 28, row
The depth on gas side 29 is 0.015mm.
The mould cooling uses water-cooling pattern, and as shown in C-C section views in Fig. 6, pipe diameter uses layout of beam lineCavity mold insert 8, core mold insert 10 are respectively cooled down using two water routes, the representative part of water channel is water channel 23,
Quick-make is first 24, sealing ring 25.
Diaphragm used in the mould IMR cuts out PET film piece 36 to be pre-, after diaphragm 36 is cut in advance, is beaten above with positioning
Hole machine gets 12 location holes, during injection, core mold insert 10 that die opening states are sent 36 into by the mechanical arm on injection molding machine
It is upper to be pressed into and after positioning, by setting positioning when carrying out mold closing to it with the pilot pin 7 of dynamic model side on mould, thus, diaphragm 36
Detent mechanism part mainly include part 7 and part 6.
The ejection of product and runner waste material after the mold injection molding uses thimble pushing method, the ejection master of product
To be ejected by enhanced thimble 26, runner waste material is mainly ejected by sprue puller 20 and runner ejector pin 22, its in ejecting mechanism group
It is wear-resisting to include ejector retainner plate guide post 13, release link spring 14, thimble cover board 15, thimble push plate 16, rubbish nail 19, release link into part
Block 30, release link 31 consider that 10 length of core mold insert is longer, and injection center is in mould centre, to strengthen core fixing plate
12 intensity, is additionally arranged support column 21 to ensure core fixing plate 12 not to be injection molding pressure extrusion deformation and causes cavity closed to be lost
Imitate and produce overflow edge mould bases and use LKM CI3550-A120-B180-C120 standard die sets, ensure to reset during mould bases closure
Accuracy, mould bases template are additionally arranged 4 fine positioning blocks 9, while to ensure cavity mold insert 8, the balance with mould of core mold insert 10
Property, is additionally arranged 4 balance weights 34 in template.
The mold cavity side has been specifically designed diaphragm positioning needle assemblies, including positioning needle spring 6, pilot pin 7, its
Corresponding to pilot pin 7, the insertion location hole of pilot pin 7, the number of pilot pin 7 are accordingly devised on dynamic model side core mold insert 10
12, corresponding to the pre- positioning hole number for cutting out PET diaphragms 36, the layout of pilot pin 7 is also considered to cut out PET film piece 36 in advance at the same time
Stretcher strain surplus.
The mould has done air exchanging design in mold cavity side, i.e., several pumping pin holes 40 are opened up on cavity,
And the air flue 39 that remaining extraneous auxiliary device of gas is connected has been opened, air flue 39 is connected by being evacuated the auxiliary device of quick coupling 38 and gas
Realize that type intracavity gas are taken away in time in injection, and when product is deviate from out of cavity after injection, by the auxiliary blowout of its gas；Separately
An outer exhaust is then the exhaust of core injection side, and the exhaust of core injection side is realized by air discharge duct, i.e., in product
Periphery, the edge air discharge duct that depth is 0.02mm is devised on core die joint, simultaneously because be vented it is not smooth rush fold softening
Diaphragm.
The mould uses sub-marine gate, and cast gate can only be opened on sub-marine gate thimble to avoid above-mentioned side
The injection problem that cast gate is brought.
Beneficial effect：A kind of IMR techniques injection mold that the present invention is provided using above-mentioned technical proposal, eliminates IMR processing procedures
Crimping, contraction inequality during middle film injection molding, problem on deformation, realize the zero-fault automation molding production of product, effectively
Ground ensure that forming quality of products；Reasonable in design, compact-sized, working stability is securely and reliably, easy-to-use.
In the present invention, the technical problem that sub-marine gate system structure solves is：Ensure that plastics stream cannot wash away flange
Membrane surface is injected into, that is, is molded leak adhesive problem.
In the present invention, the technical problem that diaphragm pilot pin modular construction solves is：Solve pre- punching diaphragm and be put into die cavity
Offset problem is produced because stream is impacted during injection, the beneficial effect reached is that the height kiss of diaphragm and core can be effectively ensured
Close, ensure the accurate forming of product.
Brief description of the drawings
Fig. 1 mould front sectional elevations；
Fig. 2 dynamic model top views；
Fig. 3 cover half bottom views；
Fig. 4 mould side cutaway views；
Fig. 5 ejector compositions；
Fig. 6 PET film piece figures.
Embodiment
Fig. 1-6 show related description figure of the present invention；As shown in figures 1 to 6, a kind of IMR techniques injection mold：
The mould structure uses two template die cold runner injection structure modes, is laid out as mould molding part described in two chamber of a mould
Mode is bumped into using mold insert, the main cavity mold insert 8 and core mold insert 10 included in Fig. 1 shown in A-A section views, to ensure cavity edge
The accuracy that part 8 and core mold insert 10 reset when being opened and closed, spy devises coordinates location feature mode tiger's jaw 33 between the two.
The die casting system uses cold runner sub-marine gate pouring type, single as shown in C-C sectional views in Fig. 5
A product uses double cast gate pouring type, and sub-marine gate enters gate design on cast gate thimble 26, and gate diameter isSub-marine gate is conducive to being automatically separated for product and runner；Flow diameterCorresponding part is served as a contrast including cast gate
Set 1, locating ring 2, sprue puller 20.
The die venting design is combined exhaust mode using edge air discharge duct+centre hole, and air discharge duct is designed at cavity
8 side of mold insert, composition characteristic include air discharge duct 27, bleed groove 28, exhaust side 29；The depth of air discharge duct 7 is 0.02mm, main to increase
The exhaust of strong corner corner, prevents four corner exhausts not smooth and bleed bulge defect；The depth 0.25mm of bleed groove 28, row
The depth on gas side 29 is 0.015mm.
The mould cooling uses water-cooling pattern, and as shown in C-C section views in Fig. 5, pipe diameter uses layout of beam lineCavity mold insert 8, core mold insert 10 are respectively cooled down using two water routes, and the representative part of water channel is water channel 23, soon
Quick access leads to first 24, sealing ring 25.
Diaphragm used in the mould IMR is to be cut out in advance in Fig. 6 shown in PET film piece 36, after diaphragm 36 is cut in advance, above
12 location holes are got by localization punch, during injection, die opening states are sent 36 into by the mechanical arm on injection molding machine
After being pressed into and position on core mold insert 10, by setting positioning when carrying out mold closing to it with the pilot pin 7 of dynamic model side on mould, because
And the detent mechanism part of diaphragm 36 mainly includes part 7 and part 6.
The ejection of product and runner waste material after the mold injection molding uses thimble pushing method, the ejection master of product
To be ejected by enhanced thimble 26, runner waste material is mainly ejected by sprue puller 20 and runner ejector pin 22, its in ejecting mechanism group
It is wear-resisting to include ejector retainner plate guide post 13, release link spring 14, thimble cover board 15, thimble push plate 16, rubbish nail 19, release link into part
Block 30, release link 31.
The mould considers that 10 length of core mold insert is longer, and injection center is consolidated for enhancing core in mould centre
The intensity of fixed board 12, is additionally arranged support column 21 to ensure core fixing plate 12 not to be injection molding pressure extrusion deformation and causes die cavity to close
Close failure and produce overflow edge.
The mould mould bases uses LKM CI3550-A120-B180-C120 standard die sets, to be answered when ensureing mould bases closure
The accuracy of position, mould bases template are additionally arranged 4 fine positioning blocks 9, at the same for ensure cavity mold insert 8, core mold insert 10 with mould
Balance, is additionally arranged 4 balance weights 34 in template.
The mould has done some following design in injection molding design for the special requirement of foregoing IMR injection flows：
1) orientation problem of diaphragm when after manipulator will have openning hole diaphragm be sent into mould when, diaphragm need to cavity side into
Row positioning, thus for this needs, positioning needle spring 6, pilot pin 7 have been specifically designed in mold cavity side, it corresponds to fixed
Position pin 7, the insertion location hole of pilot pin 7 is accordingly devised on dynamic model side core mold insert 10, and the number of pilot pin 7 12 is right
It should also consider that the pre- stretching for cutting out PET diaphragms 36 becomes at the same time in the positioning hole number for cutting out PET film piece 36 in advance, the layout of pilot pin 7
Shape surplus；
2) cavity exhausting problem, it is contemplated that during injection, after being closed due to mould cavity, confined air is formed between diaphragm and cavity
Between, gas in this space is injected in injection-moulded plastic and softened diaphragm and when pressing to cavity side, it is necessary to rapidly drain, because
And air exchanging design has been done in mold cavity side, i.e., several pumping pin holes 40 are opened up on cavity, and opened it besides
The air flue 39 that gas auxiliary device in boundary's is connected, air flue 39 are connected by being evacuated the auxiliary device of quick coupling 38 and gas, realize type intracavity gas
Taken away in time in injection, and when product is deviate from out of cavity after injection, blow out its gas is auxiliary another exhaust and be then
Core is molded the exhaust of side, and the exhaust of core injection side is realized by air discharge duct, i.e., in product periphery, core die joint
On devise depth be 0.02mm edge air discharge duct, simultaneously because be vented it is not smooth rush fold softening diaphragm；
3) the selection mode problem of injection molding sprue, such as directly uses side cast gate, then needs to wipe out after the injection of side cast gate
Easy scar, damages the aesthetics of product, another be cast gate periphery diaphragm because temperature is excessive near cast gate and mistake
Degree softening even melts and destroys the integrality after diaphragm injection, thus, using sub-marine gate, and cast gate can only be opened in
The injection problem brought on sub-marine gate thimble to avoid above-mentioned side gate.
Also disclose a kind of application method of the injection mold.Step is as follows：
The operation principle of mould is：With reference to shown in Fig. 1-5, during injection, after mould is opened, manipulator of injection machine will be cut out in advance
PET film piece 36 is sent into the pilot pin 7 of mould, and rear mold closes, after closure, joined together by cavity mold insert 8 and core mold insert 10
Die joint pre- 36 4 side of PET film piece of cutting out is pushed down, injection molding machine nozzle is injected plastics in die cavity by runner and cast gate, note
During modeling, pre- PET film piece 36 of cutting out is pressed to by 8 side of cavity mold insert by injection pressure, it is tightly touched cavity mold insert 8
Cavity wall, after band fills, cooling is opened, and shaping mold insert 8,9 is cooled down, and rear mold opening, and mechanical arm is by band
The molded part 37 of flash takes out, in case the lower trimming process step of punching together is processed, after pickup, manipulator is again by another 36
It is put into die cavity, mould closure, waits next injection cycle.
Specific embodiment described herein is only the technology neck belonging to the present invention to spirit explanation for example of the invention
The technical staff in domain can do various modifications or additions to described specific embodiment or replace in a similar way
Generation, but without departing from spirit of the invention or beyond the scope of the appended claims.
Claims (5)
1. a kind of IMR techniques injection mold, including gate bush 1, locating ring 2, panel 3, cavity mold insert fixed screw 4, cavity
Fixed plate 5, positioning needle spring 6, pilot pin 7, cavity mold insert 8, fine positioning block 9, core mold insert 10, core mold insert fixed screw
11st, core fixing plate 12, ejector retainner plate guide post 13, release link spring 14, thimble cover board 15, thimble push plate 16, support block 17, bottom plate
18th, rubbish nail 19, sprue puller 20, support column 21, runner ejector pin 22, water channel 23, quick-make be first 24, sealing ring 25, enhanced
Thimble 26, air discharge duct 27, bleed groove 28, exhaust side 29, release link wear-resistant block 30, release link 31, guide sleeve 32, mode tiger's jaw 33,
Injecting products 37, pumping quick coupling 38, air flue 39, pumping pin after balance weight 34, guide post 35, pre- sanction PET film piece 36, shaping
Hole 40；The mould gate bushing 1 passes through impression bolster 5, and the cast gate sets of holes of cavity mold insert 8 are installed on by elastic conjunction
Interior, locating ring 2 is fixedly installed in by screw in the circle hole groove of 3 centre of panel, and impression bolster 5 and panel 3 pass through screw
Fastening, which is assembled together, forms the cover half part of mould, and cavity mold insert 8 is installed in impression bolster 5 passes through cavity after embedding piece groove
Mold insert fixed screw 4 is fastened and fixed；8 positioning pinholes are offered in cavity mold insert 8, for the installation of pilot pin 7, pilot pin
After 7 are installed in the hole of cavity mold insert 8, the upper end is compressed by positioning needle spring 6, and cavity mold insert 8 is ejected to be held in position pin 7
Cavity surface；Fine positioning block 9 is fastened on core fixing plate 12 by screw, and core fixing plate 12, support block 17, bottom plate 18 are logical
Cross the dynamic model part that screw is securedly mounted to form mould afterwards together；Core mold insert 10 is fastened by core mold insert fixed screw 11
It is installed in the embedding piece groove opened up on core fixing plate 12, thimble cover board 15 and thimble push plate 16 are assembled into by screw fastening
One, is installed on bottom plate 18, ejector retainner plate guide post 13 is installed on bottom plate 18 by elastic conjunction, type by ejector retainner plate guide post 13
Core fixed plate 12, support block 17, bottom plate 18 are fastened together by screw forms the dynamic model part of mould, sprue puller 20, stream
Road thimble 22, enhanced thimble 26, release link 31 are installed on thimble cover board 15 by corresponding mounting hole, release link spring 14
It is installed on after being set in release link on thimble cover board 15, rubbish nail 19, support column 21, be installed on bottom plate 18 by elastic conjunction
On, water channel 23 is opened in cavity mold insert 8, in core mold insert 10, and first 24 packet of quick-make is installed on impression bolster 5 and core
In fixed plate 12, sealing ring 25 is installed on water channel pacifies in cavity mold insert in the interface of template, enhanced thimble 26, release link 31
Loaded on thimble cover board 15, air discharge duct 27, bleed groove 28, exhaust side 29, mode tiger's jaw 33 are opened on cavity mold insert 8 and core
At 10 mating surface of mold insert, release link wear-resistant block 30 is fastened on impression bolster 5 by screw, and guide sleeve 32 is filled by interference
With being installed on impression bolster 5, balance weight 34 is fastened on core fixing plate 12 by screw, and guide post 35 passes through interference
Assembling is installed on core fixing plate 12, and pumping quick coupling 38 is installed on 5 side of impression bolster, air flue 39, pumping pin hole
40 are opened on impression bolster 5 and cavity mold insert 8, and the injecting products 37 after pre- sanction PET film piece 36, shaping are in process
Reference material；The mould structure uses two template die cold runner injection structure modes, is laid out as two chamber of a mould；The die venting
Design is combined exhaust mode using edge air discharge duct+centre hole, and air discharge duct is designed at 8 side of cavity mold insert, composition characteristic bag
It is 0.02mm to include air discharge duct 27, bleed groove 28, the depth of exhaust 29 air discharge duct 7 of side, and the main exhaust for strengthening corner corner, prevents
The exhaust of four corners is not smooth and bleed bulge defect；The depth 0.25mm of bleed groove 28, the depth on exhaust side 29 are
0.015mm。
2. according to a kind of IMR techniques injection mold of claim 1, the mould molding part is bumped into mode using mold insert, main bag
Cavity mold insert 8 and core mold insert 10 are included, for the accuracy resetted when ensureing that cavity mold insert 8 and core mold insert 10 are opened and closed, is devised
Coordinate location feature mode tiger's jaw 33 between the two.
3. according to a kind of IMR techniques injection mold of claim 1, the die casting system is poured using cold runner sub-marine gate
Note mode, single product use double cast gate pouring type, and sub-marine gate enters gate design on cast gate thimble 26, and cast gate is straight
Footpath isSub-marine gate is conducive to being automatically separated for product and runner；Flow diameterCorresponding part bag
Include gate bush 1, locating ring 2, sprue puller 20.
4. according to a kind of IMR techniques injection mold of claim 1, the diaphragm used in the mould IMR cuts out PET film piece 36 to be pre-,
After diaphragm 36 is cut in advance, 12 location holes are got above with localization punch, during injection, pass through the manipulator on injection molding machine
It is right with the pilot pin 7 of dynamic model side by being set on mould after arm will be pressed into and position on the core mold insert 10 of 36 feeding die opening states
It carries out positioning during mold closing, thus, the detent mechanism part of diaphragm 36 mainly includes part 7 and part 6.
A kind of 5. application method of IMR techniques injection mold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711331890.4A CN107932826A (en) | 2017-12-13 | 2017-12-13 | A kind of IMR techniques injection mold and its application method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711331890.4A CN107932826A (en) | 2017-12-13 | 2017-12-13 | A kind of IMR techniques injection mold and its application method |
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| Publication Number | Publication Date |
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| CN107932826A true CN107932826A (en) | 2018-04-20 |
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|---|---|---|---|
| CN201711331890.4A Pending CN107932826A (en) | 2017-12-13 | 2017-12-13 | A kind of IMR techniques injection mold and its application method |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108357054A (en) * | 2018-05-02 | 2018-08-03 | 东江模具（深圳）有限公司 | It is a kind of to fix IML film injection molding apparatus using Non-return air valve |
| CN109624193A (en) * | 2018-10-23 | 2019-04-16 | 爱卓塑料(上海)有限公司 | Diaphragm sliding block fixing mechanism when INS coated products production technology and injection molding |
| CN109945008A (en) * | 2019-04-19 | 2019-06-28 | 刘伟 | A kind of pipe lid |
| CN110978421A (en) * | 2019-12-19 | 2020-04-10 | 江苏顺航电子科技有限公司 | Thin-wall part injection mold |
| CN111716624A (en) * | 2020-05-28 | 2020-09-29 | 上海富驰高科技股份有限公司 | Injection mold for producing upper head ring cover of camera and production process |
| CN113334697A (en) * | 2021-06-29 | 2021-09-03 | 东风汽车集团股份有限公司 | Processing die and preparation method of air inlet grille |
| CN114851447A (en) * | 2022-05-11 | 2022-08-05 | 安徽耐科装备科技股份有限公司 | Encapsulation laminating equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108357054A (en) * | 2018-05-02 | 2018-08-03 | 东江模具（深圳）有限公司 | It is a kind of to fix IML film injection molding apparatus using Non-return air valve |
| CN108357054B (en) * | 2018-05-02 | 2024-03-08 | 东江模具（深圳）有限公司 | Utilize fixed IML film injection molding device of one-way pneumatic valve |
| CN109624193A (en) * | 2018-10-23 | 2019-04-16 | 爱卓塑料(上海)有限公司 | Diaphragm sliding block fixing mechanism when INS coated products production technology and injection molding |
| CN109945008A (en) * | 2019-04-19 | 2019-06-28 | 刘伟 | A kind of pipe lid |
| CN110978421A (en) * | 2019-12-19 | 2020-04-10 | 江苏顺航电子科技有限公司 | Thin-wall part injection mold |
| CN111716624A (en) * | 2020-05-28 | 2020-09-29 | 上海富驰高科技股份有限公司 | Injection mold for producing upper head ring cover of camera and production process |
| CN113334697A (en) * | 2021-06-29 | 2021-09-03 | 东风汽车集团股份有限公司 | Processing die and preparation method of air inlet grille |
| CN113334697B (en) * | 2021-06-29 | 2022-08-12 | 东风汽车集团股份有限公司 | Processing die and preparation method of air inlet grille |
| CN114851447A (en) * | 2022-05-11 | 2022-08-05 | 安徽耐科装备科技股份有限公司 | Encapsulation laminating equipment |
| CN114851447B (en) * | 2022-05-11 | 2024-03-12 | 安徽耐科装备科技股份有限公司 | Packaging laminating equipment |
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