CN107984702A - Head casing injection mold and its application method - Google Patents
Head casing injection mold and its application method Download PDFInfo
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- CN107984702A CN107984702A CN201711277281.5A CN201711277281A CN107984702A CN 107984702 A CN107984702 A CN 107984702A CN 201711277281 A CN201711277281 A CN 201711277281A CN 107984702 A CN107984702 A CN 107984702A
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- sliding block
- plate
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- pulling
- inner core
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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
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
-
- 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
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
Head casing injection mold and its application method are related to injection mold mechanism design field, are specially a kind of head casing injection mold and its application method.The technical problems to be solved by the invention are to provide a kind of head casing injection mold, design rationally, compact-sized, easy-to-use；To solve above-mentioned existing technical problem, the present invention uses following scheme：Head casing injection mold, the mould mould bases component include top clamping plate, stripper plate, chamber fixed plate, core fixing plate, ejector pin retaining plate, push plate, cushion block, Bottom clamp plate, and top clamping plate, stripper plate, chamber fixed plate are serially connected by guide post.When product inner reverse fastener uses lifter ejection, movement interference is produced in lifter ejection direction and the muscle position of product, causes the difficult forming being buckled at this, the beneficial effect reached is：The inner core pulling demoulding difficult problem of feature at this is eliminated, reduces mold manufacturing difficulty.
Description
Technical field
The present invention relates to injection mold mechanism design field, is specially a kind of head casing injection mold and its user
Method.
Background technology
As shown in Figure 1, certain electronics plastic holder cover structure, as shown in Figure 1, material is ABS, shape is flat for square+beveling
Mesa-shaped shells, appearance and size are 76mm × 70mm × mm, and the Major Difficulties of mold design are the design of running gate system and each structure
The design of the demoulding clamp mechanism of characteristic portion；From plastic shape and client specify requirement consider, running gate system using spot pouring mouth compared with
To be suitable, and the design for demoulding clamp mechanism is then complex, the influence with lower structure being mainly reflected on plastic：01 plastics
There are D1~D7 identical back-off features of totally 7 structure sizes, and exemplified by D1, it is 3mm × 2mm that it, which is buckled to depth, and width is
mm；Shown in zero 2K direction views, there are more reinforcing rib on the inside of plastic, width is 1mm or so, and depth is deeper, after injection this
Package power is larger at a little muscle, it is difficult to demoulds；03 inner sides there are C1~C4 deeper totally 4 × φ 4mm screw pole, it is necessary to which ejector sleeve pushes away
Go out；There are G1~G4 different side openings of totally 4 side dimensions, shapes on side shown in zero 4G direction views；05 plastics
Top surface with the horizontal a ° angle, the feature of H1~H3 totally 3 kinds of different structures is devised on top surface, wherein at H1 by 3 not
Groove with size is formed, and the groove carved characters at H2 by 3 different bands forms, by 4 different shapes and the hole group of size at H3
Into.
Plastic feature locations and feature structure determine the design requirement of demoulding clamp mechanism, are thinking about the base of running gate system
On plinth, when parting designs, it should consider to demould the layout and design of clamp mechanism as far as possible, to ensure mould overall construction design
" robust " property, thus, the characteristics of side core-pulling mould structure and mould emptier design difficulty become larger, make design structure innovation.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of head casing 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：Cloud
Platform case injection mold, including top clamping plate, stripper plate, chamber fixed plate, cavity mold insert, core mold insert, curved pin, driving sliding block are curved
Pin, tiltedly core-pulling slide block, core-pulling slide block, driving sliding block spring, screw rod, spring washer, driving slider layering, angle ejector rod, oblique top
Seat, release link spring, release link, support column, ejector guide pillar, push plate guide post, banking pin, push rod, inner core pulling slider layering, interior pumping
Core sliding block, curved pin, inner core pulling sliding block spring, slider layering, stop screw, sliding block spring, wedge block, side slide, inclined guide pillar, filling
Mouth flange, fine positioning block, fine positioning block, briquetting spring, bearing type die set guide pin, stripper plate guide sleeve, impression bolster guide sleeve, bearing type die set guide pin
Spacing pad, the secondary guide post of shaping, the secondary guide sleeve of shaping, spacer sleeve, spacer sleeve screw rod, controlled interval pull rod, nylon buckles.
The mould mould bases component includes top clamping plate, stripper plate, chamber fixed plate, core fixing plate, ejector pin retaining plate, pushes away
Plate, cushion block, Bottom clamp plate, top clamping plate, stripper plate, chamber fixed plate are serially connected by guide post, and stripper plate, chamber fixed plate are each
From can independently be moved along guide post, the cover half part of mould is formed, core fixing plate, cushion block, Bottom clamp plate are tight by screw
Admittedly being bound up, after ejector pin retaining plate, push plate are securedly mounted to together by screw, pass through ejector guide pillar, push plate guide post
Installation is coordinated to be installed between core fixing plate and Bottom clamp plate.
Optimization, inner core pulling component includes core mold insert, curved pin, inner core pulling sliding block, slider layering, interior on the left of the mould
Core-pulling slide block, curved pin are fastened in chamber fixed plate by screw, and core mold insert, inner core pulling sliding block are installed on core fixing plate
On, slider layering is installed on the sliding slot that inner core pulling sliding block is formed on core fixing plate, and inner core pulling sliding block is installed on inner core pulling sliding block
Interior, core mold insert plays the role of compressing inner core pulling sliding block；Inner core pulling component includes slider layering, sliding block bullet on the right side of the mould
Spring, sliding block, curved pin, curved pin are fastened in chamber fixed plate by screw, and sliding block is installed on core fixing plate, slider layering
It is installed on the sliding slot that inner core pulling sliding block is formed on core fixing plate；The mold slanted inner core pulling component include the curved pin of driving sliding block,
Core-pulling slide block, tiltedly core-pulling slide block, driving sliding block spring, screw rod, spring washer, driving slider layering, the driving curved pin of sliding block lead to
Cross screw to be installed on top clamping plate, core-pulling slide block is by driving slider layering to be installed in chamber fixed plate, oblique core-pulling slide block peace
Loaded in cavity hole, oblique core-pulling slide block is coupled with core-pulling slide block by T-slot, and driving sliding block spring, screw rod, spring washer pass through
Screw combinations are installed on the tail end of core-pulling slide block together, and driving sliding block spring auxiliary core-pulling slide block is outwards extracted out；Oblique top goes out group
Part includes angle ejector rod, tilted footstock, and angle ejector rod is installed in inclined top hole through core, and tilted footstock is installed in push plate by screw；
Double core slide block mechanism include inner core pulling sliding block, curved pin, inner core pulling sliding block spring, slider layering, stop screw, sliding block spring,
Wedge block, side slide, inclined guide pillar, inclined guide pillar, wedge block and curved pin are installed in chamber fixed plate, and side slide is pacified by slider layering
Loaded on core fixing plate, inner core pulling sliding block is installed on core fixing plate by slider layering, the installation of inner core pulling sliding block spring
Inwardly moved in the hole of inner core pulling sliding block, playing the role of promotion inner core pulling sliding block, sliding block spring is installed on the hole of side slide
It is interior, play the role of promoting the outside core pulling campaign of side slide；
Preferably, release link spring pocket is loaded in release link, and release link is installed on ejector pin retaining plate, and push rod, push plate are led
Set is installed in ejector pin retaining plate and push plate, and push plate guide post, support column, banking pin are installed on Bottom clamp plate, fills mouth flange peace
Loaded on top clamping plate.
The mould structure uses three plate template die structure of a cavity per mould.
The running gate system is poured into a mould using spot pouring mouth, and cast gate is arranged on inclined-plane, spot pouring mouth diameter phi 0.5mm, sprue
It it is 5 ° with die sinking angular separation, the arrival end diameter phi 4mm of sprue, draw taper takes 1 °；Horizontal run uses U-shaped runner,
Main running channel inlet diameter φ 4mm, draw taper take 1 °, and the gate bush docked with injection molding machine nozzle is using filling nozzle type bushing knot
Structure, its major part are filling mouth flange.
Forming part mainly include cavity mold insert 4, core mold insert 5, core-pulling slide block, D1-D7 mould emptiers forming part,
G1-G4 mould emptier forming part side slides.Forming part uses mold insert, the gap row of processing and mold insert beneficial to mold insert
Gas, reduces the generation of injection trapped gas, mold insert clearance control is within 0.02mm.
The cooling system respectively cools down cavity mold insert, core mold insert using φ 8mm cooling pipes, cavity edge
Part, core mold insert and template use rubber seal rings for seal, and pipeline uses circulating type layout designs, cavity mold insert, core mold insert
Each individually to be cooled down using 1 water route, the access of allogenic water is realized using built-in pipe fitting；For ensure plastic surface into
Type quality, the temperature of cavity mold insert should be controlled in 3~5 DEG C of the temperature less than core mold insert, the inlet and outlet temperature difference of same pipeline
Control is at 2~4 DEG C.
The vent design of the mould is combined using air discharge duct and the exhaust of part gap, exhaust clearance control 0.01~
0.02mm。
The layout of the demoulding mechanism is：1. merge at D1-D2 and use 1 common inner core pulling slide block mechanism
S1 is performed, its mechanism element includes curved pin 6, inner core pulling sliding block 7, sliding block spring 8, slider layering 9；Merge at D3-D4 and use 1
A common inner core pulling slide block mechanism S2 is performed, its mechanism element includes inner core pulling sliding block 38, curved pin 39, inner core pulling sliding block bullet
Spring 40, slider layering 41, stop screw 42, sliding block spring 43, wedge block 44, side slide 45, inclined guide pillar 46；Merge at D5-D6
Performed using 1 common inner core pulling slide block mechanism S3, its mechanism element includes slider layering 18, sliding block spring 19, sliding block
20th, curved pin 21；Merge at G1-G4 and performed using 1 common inner core pulling slide block mechanism S4, its mechanism element includes inner core pulling
Sliding block 38, curved pin 39, inner core pulling sliding block spring 40, slider layering 41, stop screw 42, sliding block spring 43, wedge block 44, sideslip
Block 45, inclined guide pillar 46；D7 features are performed using pitched roof mechanism X1, its mechanism element includes angle ejector rod 29, tilted footstock 30；H faces
3 category features at upper H1-H3 are performed using 12 core-pulling sliding block mechanism S5, its mechanism element includes curved pin 22, drive sliding block
23, oblique core-pulling slide block 24, drives sliding block spring 25, screw rod 26, spring washer 27, drives slider layering 28, wherein driving sliding block
It is coupled between 23 and oblique core-pulling slide block 24 by T type grooves, drives oblique core-pulling slide block 24 to carry out core pulling campaign by driving sliding block 23.
The main of the ejection device mechanism is ejected using push rod, and ejector sleeve top is then especially used for C1-C4 pipes position feature
Go out mechanism to perform.The die carrier structure selects three template die mould bases of LKMTCI-A0-B0-C90 standards.
It is fixed that the mould reset guide includes the reset positioning of mould bases Motion mask, the reset guide of cavity plate and repetition
Position, the navigation designing of forming part；It is finally the navigation designing of push plate；The guide-localization of template relies primarily on T2 guide post mechanisms,
T2 mechanism elements include bearing type die set guide pin, stripper plate guide sleeve, impression bolster guide sleeve, the spacing pad of bearing type die set guide pin；Forming part is led
To mainly being ensured by T1 mechanisms, T1 mechanism elements include the secondary guide post of shaping, are molded secondary guide sleeve；The guiding mechanism of pusher plate includes
Part pusher plate guide sleeve, pusher plate guide post；Resetting-mechanism includes release link spring, release link.
The parting of template movement spacing control mechanism is opened to be opened in three times, i.e., successively by P1 → P2 → P3 orders according to
Secondary opening；The control mechanism component of the spacing opening and closing function is realized on mould includes spacer sleeve, spacer sleeve screw rod, controlled interval pull rod,
Nylon buckles.
Also disclose a kind of head casing made of above-mentioned head casing injection mold.
Beneficial effect：A kind of head casing injection mold that the present invention is provided using above-mentioned technical proposal, solves holder
Case product injection forming mold difficult design, mechanism are difficult to the technical problem set.
In the present invention, mould structure is using the technical problem that disposition cavity design solves：Thin muscle position is more on product,
Injection pressure easily loses, and the beneficial effect reached is：It can guarantee that enough injection pressures fully fill out plastic molten melt stream
It is charged at each thin muscle position of product, follow-up pressurize is effectively ensured, and the injection quality of product gets a promotion.
In the present invention, the technical problem that left side inner core pulling component solves is：When product inner reverse fastener uses lifter ejection,
Lifter ejection direction and the muscle position of product produce movement interference, cause the difficult forming being buckled at this, and the beneficial effect reached is：
The inner core pulling demoulding difficult problem of feature at this is eliminated, reduces mold manufacturing difficulty.
In the present invention, the technical problem that oblique inner core pulling component solves is：As carried out using oblique oil cylinder core-pulling mechanism at this
Core_pulling demoulding, will cause cover half not to be installed on injection molding machine, or the mold thickness of cover half side increases, and increases the manufacture of mould
Cost, the beneficial effect reached are：The core_pulling demoulding of the oblique feature of product is realized using the mould opening force of mould template, is conducive to subtract
Few mould structure thickness, reduces die manufacturing cost.
In the present invention, the technical problem that double core slide block mechanism solves is：Both outer side core-pulling had been needed at product same position,
The synchronous core pulling in inner side, organization distribution difficult design are needed again, and the beneficial effect reached is：Using upper and lower dislocation design method, outside
The side demoulding is demoulded in upper strata inclined guide pillar drives mould emptier, and the inner side demoulding carries out same in the curved pin driving mould emptier of lower floor
The incorgruous demoulding is walked, ensure that being smoothed out for product stripping, reduces mechanism design difficulty, and die manufacturing cost.
Of the invention overall, compared to the mould structure designing technique of existing related similar products, its advantage is：Energy letter
Single mechanism realizes the multidirectional core_pulling demoulding of product polytype hole characteristic, realizes the zero-fault automation molding production of product,
It is effectively guaranteed forming quality of products；Reasonable in design, compact-sized, working stability is securely and reliably, easy-to-use.By
The head casing formed precision of the mold manufacturing is good, strong structural strength.
Brief description of the drawings
Fig. 1 plastic component structures；
Fig. 2 plastic component structure feature distribution graphics；
Fig. 3 mould structures；
Fig. 4 running gate systems；
Fig. 5 ejector sleeves；
Fig. 6 auxiliary bodies.
Embodiment
Fig. 1-6 show related description figure of the present invention；A kind of head casing injection mold specific embodiment is：It is a kind of
Head casing injection mold, including it is top clamping plate 1, stripper plate 2, chamber fixed plate 3, cavity mold insert 4, core mold insert 5, curved pin 6, interior
Core-pulling slide block sliding block spring 7, slider layering 8, core fixing plate 9, ejecting limit block 10, ejector pin retaining plate 11, push plate 12, cushion block
13rd, Bottom clamp plate 14, cooling quick coupling 15, seal for pipe joints circle 16, slider layering 17, sliding block spring 18, sliding block 19, curved pin
20th, curved pin 21, the curved pin 22 of driving sliding block, tiltedly core-pulling slide block 23, core-pulling slide block 24, driving sliding block spring 25, screw rod 26, spring
Packing ring 27, driving slider layering 28, tilted footstock 29, release link spring 30, release link 31, support column 32, ejector guide pillar 33, push plate
Guide post 34, banking pin 35, push rod 36, inner core pulling slider layering 37, inner core pulling sliding block 38, curved pin 39, inner core pulling sliding block spring 40,
Slider layering 41, stop screw 42, sliding block spring 43, wedge block 44, side slide 45, inclined guide pillar 46, filling mouth flange 47, essence are fixed
Position block 48, fine positioning block 49, briquetting spring 50, bearing type die set guide pin 51, stripper plate guide sleeve 52, impression bolster guide sleeve 53, mould bases are led
The spacing pad 54 of column, the secondary guide post 55 of shaping, the secondary guide sleeve 56 of shaping, spacer sleeve 57., spacer sleeve screw rod 58, controlled interval pull rod 59, nylon buckles
60。
The mould mould bases component, which includes top clamping plate 1, stripper plate 2, chamber fixed plate 3, core fixing plate 10, push rod, to be fixed
Plate 12, push plate 13, cushion block 14, Bottom clamp plate 15, top clamping plate 1, stripper plate 2, chamber fixed plate 3 are serially connected by guide post,
The cover half part of mould is formed, stripper plate 2, chamber fixed plate 3 each can be moved independently along guide post；Core fixing plate 10, pad
Block 14, Bottom clamp plate 15 are bound up by screw fastening, and ejector pin retaining plate 12, push plate 13 are securedly mounted to one by screw
After rising, it is fitted to by ejector guide pillar 33, push plate guide post 34 between core fixing plate 10 and Bottom clamp plate 15；Mould is left
Side inner core pulling component includes core mold insert 5, curved pin 6, inner core pulling sliding block 7, slider layering 8, inner core pulling sliding block 9, and curved pin 6 passes through spiral shell
Nail is fastened in chamber fixed plate 3, and core mold insert 5, inner core pulling sliding block 9 are installed on core fixing plate 10, and slider layering 8 is pacified
Loaded on the sliding slot that inner core pulling sliding block 9 is formed on core fixing plate 10, inner core pulling sliding block 7 is installed in inner core pulling sliding block 9, core edge
Part 5 plays the role of compressing inner core pulling sliding block 9；Inner core pulling component includes slider layering 18, sliding block spring on the right side of the mould
19th, sliding block 20, curved pin 21, curved pin 21 are fastened in chamber fixed plate 3 by screw, and sliding block 20 is installed on core fixing plate
On 10, slider layering 18 is installed on the sliding slot that inner core pulling sliding block 20 is formed on core fixing plate 10；The mold slanted inner core pulling group
Part includes the curved pin 22 of driving sliding block, tiltedly core-pulling slide block 23, core-pulling slide block 24, driving sliding block spring 25, screw rod 26, spring washer
27th, slider layering 28 is driven, the driving curved pin 22 of sliding block is installed on top clamping plate 1 by screw, and core-pulling slide block 23 passes through driving
Slider layering 28 is installed in chamber fixed plate 3, and tiltedly core-pulling slide block 24 is installed in cavity hole, tiltedly core-pulling slide block 24 and core pulling
Sliding block 23 is coupled by T-slot, and driving sliding block spring 25, screw rod 26, spring washer 27 combine installation by screw rod 26
In the tail end of core-pulling slide block 23, driving sliding block spring 25 aids in core-pulling slide block 23 outwards to extract out；Oblique ejection assembly includes angle ejector rod
29th, tilted footstock 30, angle ejector rod 29 are installed in inclined top hole through core, and tilted footstock 30 is installed in push plate 13 by screw；It is double
Core-pulling sliding block mechanism include inner core pulling sliding block 38, curved pin 39, inner core pulling sliding block spring 40, slider layering 41, stop screw 42,
Sliding block spring 43, wedge block 44, side slide 45, inclined guide pillar 46, inclined guide pillar 46, wedge block 44 and curved pin 39 are installed on chamber fixed plate
On 3, side slide 45 is installed on core fixing plate 10 by slider layering, and inner core pulling sliding block 38 is installed on by slider layering 41
On core fixing plate 10, inner core pulling sliding block spring 40 is installed in the hole of inner core pulling sliding block 38, is played and is promoted inner core pulling sliding block 38
The effect inwardly moved, sliding block spring 43 are installed in the hole of side slide 45, are played and are promoted the outside core pulling campaign of side slide 45
Effect；Release link spring 31 is set in release link 32, and release link 32 is installed on ejector pin retaining plate 12, and push rod 37, push plate are led
Set 33 is installed in ejector pin retaining plate 12 and push plate 13, and push plate guide post 34, support column 35, banking pin 36 are installed on Bottom clamp plate 15
On, fill mouth flange 47 and be installed on top clamping plate 1.
The plastic component structure feature distribution graphics is as shown in Figure 2；Parting design is embodied from the following aspects：01 modelings
The maximum outer profile of part；02 die joints and the complexity of forming part processing；The convenience and mould emptier of 03 demouldings
The difficulty of design；The simplicity of 04 mould structures；05 plastic parts moulding quality；Parting chooses the parting line P shown in Fig. 2；It is corresponding
Layout of each subsystem on mould it is as follows：01 running gate systems are intended using spot pouring mouth, to ensure the aesthetics of plastic appearance；
02 coolings are cooled down using circulating type water route；03 ejecting mechanisms are intended ejecting jointly using push rod, ejector sleeve；04 each difficult demouldings
Feature separately designs corresponding mould emptier and is demoulded, and D1-D7 is each buckled to feature and can be demoulded using angle ejector rod, but
There is the interference of muscle position on D1-D7 peripheries, as shown in Fig. 2, back-off preferably uses Angle Ejector to be demoulded at D7, and D1-D6 is then needed
In addition demoulded using interior back-off mechanism, after considering, this at 6 back-off feature preferably use inner core pulling sliding block to be taken off
Mould；G1-G4 is contemplated that the side core_pulling demoulding that this feature at 4 is realized using 1 sliding block.In view of the plane where H1-H3 is with dividing
Die joint determined by molded line P has certain angle, this at 3 feature the demoulding, and this need to be realized using 1 inclined-plane core-pulling mechanism
Feature is located at the cavity surface side of plastic at 3, therefore inclined-plane core-pulling mechanism should be designed as cavity side elder generation core-pulling mechanism；05 consider
When plastic demoulds, the design of required mould emptier is more, be ensure the design of each mechanism without interference, the layout designs of mould are with 1
1 chamber of mould.
Mould overall construction design is as shown in Figure 3.
Mould uses 1 mould, 1 chamber, 3 template die structure, and the design difference of each subsystem is as follows：
The running gate system is poured into a mould using spot pouring mouth, and cast gate is arranged at the H shown in Fig. 1 on inclined-plane.Cast gate and runner
Composition design is as shown in Fig. 4, spot pouring mouth diameter phi 0.5mm, and sprue is 5 ° with die sinking angular separation, the arrival end of sprue
Diameter phi 4mm, draw taper take 1 °.Horizontal run uses U-shaped runner, main running channel inlet diameter φ 4mm, and draw taper takes 1 °,
The gate bush docked with injection molding machine nozzle is filling mouth flange 48 using nozzle type bush structure, its major part is filled.
The forming part mainly include cavity mold insert 4, core mold insert 5, core-pulling slide block 24, D1-D7 mould emptiers into
Type part, G1-G4 mould emptier forming parts side slide 46.Forming part is targetedly designed using mold insert, is needed during design
Consider the processing beneficial to mold insert and the gap exhaust of mold insert, reduce the generation of injection trapped gas, mold insert clearance control is in 0.02mm
Within.
The Cooling Design respectively cools down cavity mold insert 4, core mold insert 5 using φ 8mm cooling pipes, cavity edge
Part 4, core mold insert 5 are sealed with template using rubber seal 17, and pipeline uses circulating type layout designs, cavity mold insert 4, core
Mold insert 5 is each individually to be cooled down using 1 water route, and the access of allogenic water is realized using built-in pipe fitting 16；To ensure to mould
Part surface forming quality, the temperature of cavity mold insert 4 should be controlled in 3~5 DEG C of the temperature less than core mold insert 5, same pipeline
Temperature difference control is imported and exported at 2~4 DEG C.
The vent design of the mould is combined using air discharge duct and the exhaust of part gap, exhaust clearance control 0.01~
0.02mm。
The side core-pulling mould emptier arranges as follows：1. merge at D1-D2 and use 1 common inner core pulling slide block mechanism S1
To perform, its mechanism element includes curved pin 6, inner core pulling sliding block 7, sliding block spring 8, slider layering 9；2. merge at D3-D4 and use 1
A common inner core pulling slide block mechanism S2 is performed, its mechanism element includes inner core pulling slider layering 38, inner core pulling sliding block 39 is curved
Pin 40, inner core pulling sliding block spring 41；Performed 3. merging at D5-D6 using 1 common inner core pulling slide block mechanism S3, its mechanism
Part includes slider layering 18, sliding block spring 19, sliding block 20, curved pin 21；4. merge at G1-G4 and use 1 common inner core pulling
Slide block mechanism S4 is performed, its mechanism element includes slider layering 42, and stop screw 43, sliding block spring 44, wedge block 45, breaks away
Block 46, inclined guide pillar 47；5. D7 features are performed using pitched roof mechanism X1, its mechanism element includes angle ejector rod 29, tilted footstock 30；⑥
3 category features on H faces at H1-H3 are performed using 12 core-pulling sliding block mechanism S5, its mechanism element includes curved pin 22, and driving is slided
Block 23, core-pulling slide block 24, drives sliding block spring 25, screw rod 26, spring washer 27, drives slider layering 28, wherein driving sliding block
It is coupled between 23 and core-pulling slide block 24 by T type grooves, drives core-pulling slide block 24 to carry out core pulling campaign by driving sliding block 23.
The main of the ejection device mechanism is ejected using push rod, and ejector sleeve top is then especially used for C1-C4 pipes position feature
Go out mechanism to perform, the composition of ejector sleeve mechanism is as shown in Figure 5.
The die carrier structure selects three template die mould bases of LKMTCI3535-A110-B110-C90 standards.
The mould reset guide includes 3 aspects：Mould bases Motion mask reset positioning, cavity plate reset guide and
Resetting, the navigation designing of forming part, as shown in Figure 6.It is finally the navigation designing of push plate；The guide-localization of template is main
By T2 guide post mechanisms, T2 mechanism elements include bearing type die set guide pin 51, and stripper plate guide sleeve 52, impression bolster guide sleeve 53, mould bases is led
The spacing pad 54 of column.The guiding of forming part is mainly ensured that T1 mechanism elements include the secondary guide post 55 of shaping by T1 mechanisms, and shaping is secondary
Guide sleeve 56.The guiding mechanism of pusher plate includes part pusher plate guide sleeve 34, pusher plate guide post 35.Resetting-mechanism includes release link bullet
Spring 31, release link 32.
Template movement spacing control mechanism as shown in fig. 6, the parting of three template dies opens general point of 3 openings, i.e., according to
Secondary P1 → P2 → P3 orders as shown in Figure 3 are opened successively.In this regard, the control mechanism of the spacing opening and closing function is realized on mould
Component includes spacer sleeve 57, and spacer sleeve screw rod 58, controlled interval pull rod 59, nylon buckles 60, which is current version lower link bar control knot
Component mode.
The application method of above-mentioned head casing injection mold is also disclosed, method and step is as follows：
Operation principle：Mould divides P1 → P2 → P3 to open successively, and the order of closure is then P2 → P1 → P3.Its course of work
For：
(1) closure injection.During closure, injection molding machine is by molten plastic injection type intracavitary, the preparation die sinking after pressurize and cooling；
(2) when plastic and runner separation mold, mould is opened first at P1 die joints, and in opening procedure, curved pin 22 drives
Movable slider 23, so as to drive core-pulling slide block 24 to complete the core pulling at H1-H3 in advance；
(3) runner waste material demoulding dynamic model retreats, and mould will be opened at P2 die joints, and runner waste material is pushed away from by stripper 2
Dynamic abjection；
(4) S1-S3 slipper block loose cores.Mould continues to open, and mould will be opened at P3 die joints, S1, S2, S3, S4 sliding block
Synchronization action, completes the demoulding core pulling at D1-D6, G1-G4；
(5) plastic ejection device.Dynamic model continues to retreat, and the complete ejection device of plastic is completed by push rod 37 and ejector sleeve, is pushed away
Pipe is realized and ejected at C1-C4, so as to fulfill the complete demoulding of plastic；
(6) mould reset mould reseting procedure with die sinking process on the contrary, simply the closing order of template for P2 → P1 →
P3。
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 (7)
1. a kind of monitoring device, including camera cradle head case, transparent hemi shape front shroud and camera system, the transparent hemi shape
Front shroud is engaged with the camera cradle head case and covers on camera system in case, it is characterised in that：The camera cradle head cover
Shell is manufactured using head casing injection mold, and the head casing injection mold, including top clamping plate 1, stripper plate 2, chamber are fixed
Plate 3, cavity mold insert 4, core mold insert 5, curved pin 6, inner core pulling sliding block 7, slider layering 8, inner core pulling sliding block 9, core fixing plate 10,
Ejecting limit block 11, ejector pin retaining plate 12, push plate 13, cushion block 14, Bottom clamp plate 15, cooling quick coupling 16, seal for pipe joints circle
16th, slider layering 18, sliding block spring 19, sliding block 20, curved pin 21, the curved pin 22 of driving sliding block, core-pulling slide block 23, oblique core-pulling slide block
24th, sliding block spring 25, screw rod 26, spring washer 27, driving slider layering 28, angle ejector rod 29, tilted footstock 30, release link bullet are driven
It is spring 31, release link 32, ejector guide pillar 33, push plate guide post 34, support column 35, banking pin 36, push rod 37, inner core pulling sliding block 38, curved
Pin 39, inner core pulling sliding block spring 40, slider layering 41, stop screw 42, sliding block spring 43, wedge block 44, side slide 45, tiltedly lead
Column 46, fill mouth flange 47；The mould structure uses three plate template die structure of a cavity per mould；The mould mould bases component includes cover half
Seat board 1, stripper plate 2, chamber fixed plate 3, core fixing plate 10, ejector pin retaining plate 12, push plate 13, cushion block 14, Bottom clamp plate 15, it is fixed
Die holder plate 1, stripper plate 2, chamber fixed plate 3 are serially connected by guide post, form the cover half part of mould, and stripper plate 2, chamber are fixed
Plate 3 each can be moved independently along guide post；Core fixing plate 10, cushion block 14, Bottom clamp plate 15 are bound up on by screw fastening
Together, after ejector pin retaining plate 12, push plate 13 are securedly mounted to together by screw, ejector guide pillar 33, push plate guide post 34 are passed through
Installation is coordinated to be installed between core fixing plate 10 and Bottom clamp plate 15；
Inner core pulling component includes core mold insert 5, curved pin 6, inner core pulling sliding block 7, slider layering 8, inner core pulling sliding block 9 on the left of mould,
Curved pin 6 is fastened in chamber fixed plate 3 by screw, and core mold insert 5, inner core pulling sliding block 9 are installed on core fixing plate 10,
Slider layering 8 is installed on the sliding slot that inner core pulling sliding block 9 is formed on core fixing plate 10, and inner core pulling sliding block 7 is installed on inner core pulling cunning
In block 9, core mold insert 5 plays the role of compressing inner core pulling sliding block 9；Inner core pulling component includes slider layering on the right side of the mould
18th, sliding block spring 19, sliding block 20, curved pin 21, curved pin 21 are fastened in chamber fixed plate 3 by screw, and sliding block 20 is installed on
On core fixing plate 10, slider layering 18 is installed on the sliding slot that inner core pulling sliding block 20 is formed on core fixing plate 10；The mould
Oblique inner core pulling component includes the curved pin 22 of driving sliding block, tiltedly core-pulling slide block 23, core-pulling slide block 24, driving sliding block spring 25, screw rod
26th, spring washer 27, driving slider layering 28, the driving curved pin 22 of sliding block are installed on top clamping plate 1 by screw, core-pulling slide block
23 by driving slider layering 28 to be installed in chamber fixed plate 3, and tiltedly core-pulling slide block 24 is installed in cavity hole, and tiltedly core pulling is slided
Block 24 is coupled with core-pulling slide block 23 by T-slot, and driving sliding block spring 25, screw rod 26, spring washer 27 are combined by screw rod 26
The tail end of core-pulling slide block 23 is installed on together, and driving sliding block spring 25 aids in core-pulling slide block 23 outwards to extract out；Oblique ejection assembly
Including angle ejector rod 29, tilted footstock 30, angle ejector rod 29 is installed in inclined top hole through core, and tilted footstock 30 is installed on by screw to be pushed away
On plate 13；Double core slide block mechanism includes inner core pulling sliding block 38, curved pin 39, inner core pulling sliding block spring 40, slider layering 41, spacing
Screw 42, sliding block spring 43, wedge block 44, side slide 45, inclined guide pillar 46, inclined guide pillar 46, wedge block 44 and curved pin 39 are installed on
In chamber fixed plate 3, side slide 45 is installed on core fixing plate 10 by slider layering, and inner core pulling sliding block 38 passes through slider layering
41 are installed on core fixing plate 10, and inner core pulling sliding block spring 40 is installed in the hole of inner core pulling sliding block 38, play in promotion and take out
The effect that core sliding block 38 inwardly moves, sliding block spring 43 are installed in the hole of side slide 45, are played and are promoted side slide 45 outwards to take out
The effect of core movement；Release link spring 31 is set in release link 32, and release link 32 is installed on ejector pin retaining plate 12, push rod
37th, ejector guide pillar 33 is installed in ejector pin retaining plate 12 and push plate 13, and push plate guide post 34, support column 35, banking pin 36 are installed on
On Bottom clamp plate 15, fill mouth flange 47 and be installed on top clamping plate 1.
2. according to claim 1 unmanned plane, the cooling system respectively inlays cavity mold insert 4, core using φ 8mm cooling pipes
Part 5 is cooled down, and cavity mold insert 4, core mold insert 5 are sealed with template using rubber seal 17, and pipeline is laid out using circulating type
Design, cavity mold insert 4, core mold insert 5 are each individually to be cooled down using 1 water route, and the access of allogenic water is connect using built-in pipe
First 16 realize；To ensure plastic surface forming quality, the temperature of cavity mold insert 4 should be controlled in the temperature 3 less than core mold insert 5
~5 DEG C, the inlet and outlet temperature difference of same pipeline is controlled at 2~4 DEG C.
A kind of 3. manufacture method of monitoring device.
A kind of 4. manufacture method of monitoring device head casing.
A kind of 5. monitoring device head casing.
A kind of 6. application method of head casing injection mold.
A kind of 7. head casing injection mold.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711277281.5A CN107984702A (en) | 2017-12-06 | 2017-12-06 | Head casing injection mold and its application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711277281.5A CN107984702A (en) | 2017-12-06 | 2017-12-06 | Head casing injection mold and its application method |
Publications (1)
| Publication Number | Publication Date |
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| CN107984702A true CN107984702A (en) | 2018-05-04 |
Family
ID=62036194
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711277281.5A Pending CN107984702A (en) | 2017-12-06 | 2017-12-06 | Head casing injection mold and its application method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108973045A (en) * | 2018-09-08 | 2018-12-11 | 韦秀方 | A kind of spot pouring mouth+side gate large-area flat-plate Plastic Injection Mould tool and its application method |
| CN109648793A (en) * | 2018-09-29 | 2019-04-19 | 高建鑫 | A kind of manufacturing method of automobile interior decoration back shroud |
| CN110744789A (en) * | 2019-08-29 | 2020-02-04 | 贵州大学 | Electrical appliance shell mold structure |
| CN113119404A (en) * | 2021-04-08 | 2021-07-16 | 江苏泰特汽车配件股份有限公司 | Automobile armrest box upper cover die |
| CN113927839A (en) * | 2021-09-30 | 2022-01-14 | 重庆理工大学 | Barrel part injection mold with spiral groove |
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| CN1825193A (en) * | 2006-03-27 | 2006-08-30 | 潘国平 | Multifunctional ball-shaped camera head casing |
| CN103458160A (en) * | 2012-06-01 | 2013-12-18 | A&P克里比茨株式会社 | Camera integrated with connector for vehicle and method of manufacturing thereof |
| CN104754198A (en) * | 2015-04-13 | 2015-07-01 | 福州富兰机电技术开发有限公司 | Injection-molded optical transparent cover for surveillance camera |
| CN106738694A (en) * | 2016-12-30 | 2017-05-31 | 浙江工商职业技术学院 | Mould ejection Injection Mold Design before and after a kind of micromachine case |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1825193A (en) * | 2006-03-27 | 2006-08-30 | 潘国平 | Multifunctional ball-shaped camera head casing |
| CN103458160A (en) * | 2012-06-01 | 2013-12-18 | A&P克里比茨株式会社 | Camera integrated with connector for vehicle and method of manufacturing thereof |
| CN104754198A (en) * | 2015-04-13 | 2015-07-01 | 福州富兰机电技术开发有限公司 | Injection-molded optical transparent cover for surveillance camera |
| CN106738694A (en) * | 2016-12-30 | 2017-05-31 | 浙江工商职业技术学院 | Mould ejection Injection Mold Design before and after a kind of micromachine case |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108973045A (en) * | 2018-09-08 | 2018-12-11 | 韦秀方 | A kind of spot pouring mouth+side gate large-area flat-plate Plastic Injection Mould tool and its application method |
| CN109648793A (en) * | 2018-09-29 | 2019-04-19 | 高建鑫 | A kind of manufacturing method of automobile interior decoration back shroud |
| CN110744789A (en) * | 2019-08-29 | 2020-02-04 | 贵州大学 | Electrical appliance shell mold structure |
| CN113119404A (en) * | 2021-04-08 | 2021-07-16 | 江苏泰特汽车配件股份有限公司 | Automobile armrest box upper cover die |
| CN113927839A (en) * | 2021-09-30 | 2022-01-14 | 重庆理工大学 | Barrel part injection mold with spiral groove |
| CN113927839B (en) * | 2021-09-30 | 2023-08-15 | 重庆理工大学 | Barrel part injection mold with spiral groove |
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