CN107839165A - A kind of injection mold - Google Patents
A kind of injection mold Download PDFInfo
- Publication number
- CN107839165A CN107839165A CN201711381322.5A CN201711381322A CN107839165A CN 107839165 A CN107839165 A CN 107839165A CN 201711381322 A CN201711381322 A CN 201711381322A CN 107839165 A CN107839165 A CN 107839165A
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- China
- Prior art keywords
- tip
- punch
- pin
- injection
- die cavity
- Prior art date
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- 238000002347 injection Methods 0.000 title claims abstract description 75
- 239000007924 injection Substances 0.000 title claims abstract description 75
- 238000000465 moulding Methods 0.000 claims abstract description 56
- 238000001746 injection moulding Methods 0.000 claims abstract description 48
- 239000011265 semifinished product Substances 0.000 claims abstract description 31
- 239000004033 plastic Substances 0.000 claims abstract description 27
- 229920003023 plastic Polymers 0.000 claims abstract description 27
- 239000000047 product Substances 0.000 claims abstract description 25
- 230000000712 assembly Effects 0.000 claims abstract description 15
- 238000000429 assembly Methods 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims description 13
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000002994 raw material Substances 0.000 abstract description 9
- 239000002699 waste material Substances 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 2
- 238000005406 washing Methods 0.000 abstract 1
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 description 6
- 239000011521 glass Substances 0.000 description 6
- XECAHXYUAAWDEL-UHFFFAOYSA-N acrylonitrile butadiene styrene Chemical compound C=CC=C.C=CC#N.C=CC1=CC=CC=C1 XECAHXYUAAWDEL-UHFFFAOYSA-N 0.000 description 5
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 5
- 239000003086 colorant Substances 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 238000007493 shaping process Methods 0.000 description 4
- 239000004568 cement Substances 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000001795 light effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
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
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/2725—Manifolds
-
- 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
- B29C45/16—Making multilayered or multicoloured articles
- B29C45/1615—The materials being injected at different moulding stations
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention provides a kind of injection mold, including cavity plate component and punch assemblies, cavity plate component is provided with the first die cavity and the second die cavity, punch assemblies include the first punch-pin and the second punch-pin, the first TOP-TIP and the second TOP-TIP are provided with first punch-pin, the 3rd TOP-TIP and the 4th TOP-TIP are provided with second punch-pin, both first punch-pin, second punch-pin can match one by one respectively with both the first die cavity, the second die cavity, quadric injection mould is completed, moulding semi-finished product form in the position of the injection molding mouth of quadric injection mould and avoid area.The injection mold of the present invention is alternately accomplished quadric injection mould by coordinating in the first punch-pin and the second punch-pin, two-color effect can be formed and take into account the difference of the strength demand of moulding different zones, avoid often unpicking and washing TOP-TIP and cause to damage, avoid causing raw material and plastic parts semi-finished product to waste, can also Improving The Quality of Products.And two mouldings can be formed after being once alternately molded, improve production efficiency.
Description
Technical field
The present invention relates to the technical field of mould.
Background technology
Television front shell is more and more diversified, and in order to reach preferable appearance, present television front shell generally requires to make
With bloom injection molding technology, formed without molten trace, without current mark, without streamline, without shrink mark, the shell product of surface bloom, in addition it is also necessary to
Using double-colored processing, different colors is set in the different zones of same shell, changes single tone.It is but existing double-colored
Different colors is sprayed on the shell of processing often after shaping, formation is double-colored, and such a mode has very big pollution, is unfavorable for
Environmental protection, gradually it is eliminated.In addition, once it is molded the shell directly formed, it is impossible to take into account the panel and window frame structure of shell
Between structural behaviour difference, the cost for causing shell overall is higher.
The content of the invention
It is an object of the invention to propose a kind of injection mold, double-deck overlaying part, and rapid shaping, saving original can be formed
Material, pollution are few.
To use following technical scheme up to this purpose, the present invention：
A kind of injection mold, including cavity plate component and punch assemblies, it is characterised in that cavity plate component and/or punch assemblies
It is removable and/or it is rotatable set, cavity plate component is provided with the first die cavity and the second die cavity, punch assemblies include the first punch-pin and
Second punch-pin, wherein,
The first TOP-TIP and the second TOP-TIP are provided with first punch-pin, the 3rd heat is provided with the second punch-pin
Flow passage system and the 4th TOP-TIP；
First punch-pin can coordinate with the first die cavity, and moulding semi-finished product, the second punch-pin are formed by the first TOP-TIP
It can coordinate with the first die cavity, by the 4th TOP-TIP, to moulding semi-finished product quadric injection mould, form moulding finished product；
Second punch-pin can coordinate with the second die cavity, and moulding semi-finished product, the first punch-pin are formed by the 3rd TOP-TIP
It can coordinate with the second die cavity, by the second TOP-TIP, to moulding semi-finished product quadric injection mould, form moulding finished product；
Moulding semi-finished product form in the position of the injection molding mouth of quadric injection mould and avoid area.
Optionally, cavity plate component includes：
First cavity plate, it is provided with the first die cavity；
Second cavity plate, it is provided with the second die cavity；With
Rotatable rotary template, the first cavity plate and the second cavity plate are individually fixed in the both ends of rotary template；
First punch-pin and the second punch-pin are located at the both ends of cavity plate component respectively, can be closer or far from cavity plate component.
Optionally, moulding semi-finished product are window frame structure, and quadric injection mould forms panel in one end of window frame structure.
Optionally, height of first injection molding mouth along die sinking direction is more than the height of the second injection molding mouth, and the second injection molding mouth is located at
Window frame structure is enclosed in the region set, and height of the 3rd injection molding mouth along die sinking direction is more than the height of the 4th injection molding mouth, the 4th injection
Mouth is enclosed in the region set positioned at window frame structure.
Optionally, the end face of window frame structure sets in region projection and forms the first rib to enclosing, and the first rib is positioned at keeping away
Allow outside area.
Optionally, the first rib sets in region projection and forms the second rib to enclosing, and the second rib is away from panel
One end projection forms fixed column.
Optionally, panel is enclosed to set by stripe board and formed, and stripe board is set along peripheral frame, and stripe board covers the first rib and the
Two ribs.
Optionally, the plastics color in the first TOP-TIP and the 3rd TOP-TIP is identical, the second TOP-TIP
Identical with the plastics color in the 4th TOP-TIP, the plastics color in the first TOP-TIP and the second TOP-TIP is not
Together.
Optionally, the material of the first TOP-TIP and the plastics in the 3rd TOP-TIP is identical, the second hot flow path system
System is identical with the material of the plastics in the 4th TOP-TIP, the first TOP-TIP and the plastics in the second TOP-TIP
Material is different.
Optionally, injection mold is to use steam-heated inverted mold.
Beneficial effect：The invention provides a kind of injection mold, including cavity plate component and punch assemblies, cavity plate component and/
Or punch assemblies are removable and/or rotatably set, cavity plate component is provided with the first die cavity and the second die cavity, and punch assemblies include
First punch-pin and the second punch-pin, wherein, the first TOP-TIP and the second TOP-TIP are provided with the first punch-pin, second is convex
The 3rd TOP-TIP and the 4th TOP-TIP are provided with mould；First punch-pin can coordinate with the first die cavity, pass through the first heat
Flow passage system forms moulding semi-finished product, and the second punch-pin can coordinate with the first die cavity, by the 4th TOP-TIP, to moulding
Semi-finished product quadric injection mould, form moulding finished product；Second punch-pin can coordinate with the second die cavity, be formed by the 3rd TOP-TIP
Moulding semi-finished product, the first punch-pin can coordinate with the second die cavity, by the second TOP-TIP, to moulding semi-finished product secondary injection
Modeling, form moulding finished product；Moulding semi-finished product form in the position of the injection molding mouth of quadric injection mould and avoid area.The injection of the present invention
Mould is molded using TOP-TIP, can be with rapid shaping, saving raw material.Injection mold utilizes punch assemblies and cavity plate component
Coordinate, quadric injection mould can be carried out, form double-shot moulding, reduce environmental pollution, the knot of moulding different zones can also be taken into account
The difference of structure intensity, using the plastics quadric injection mould of different materials, reduce cost.Injection mold is convex by the first punch-pin and second
The cooperation of mould, form moulding semi-finished product and moulding finished product respectively, can improve efficiency, and injection mold pass through it is convex first
Two sets of TOP-TIPs are respectively provided with mould and the second punch-pin, two products can be formed after being once alternately molded, improve production
Efficiency.Alternately be molded by way of, it is not necessary to clean injection mold, reduce mold failure rate, reduce plastics waste and
The waste of moulding semi-finished product, moreover it is possible to improve the quality of product.
Brief description of the drawings
Fig. 1 is a kind of structural representation of injecting products (shell) of injection mold provided by the invention.
Fig. 2 is the structural representation of the moulding semi-finished product (window frame structure) of injection mold provided by the invention.
Fig. 3 is the partial enlarged drawing at Fig. 2 A.
Fig. 4 is the structural representation that the quadric injection mould of injection mold provided by the invention needs the structure to be formed (panel).
Fig. 5 is the structural representation of injection mold provided by the invention.
Fig. 6 is structural representation of the injection mold provided by the invention in the first punch-pin side.
Fig. 7 is structural representation of the injection mold provided by the invention in the second punch-pin side.
Wherein,
1- cavity plate components, the cavity plates of 11- first, the die cavities of 111- first, the cavity plates of 12- second, the die cavities of 121- second, 13- rotations
Template, the punch-pin of 21- first, the punch-pin of 22- second, the TOP-TIPs of 23- first, the injection molding mouths of 231- first, the second hot flow paths of 24- system
System, the injection molding mouths of 241- second, the TOP-TIPs of 25- the 3rd, the injection molding mouths of 251- the 3rd, the TOP-TIPs of 26- the 4th, 261- the 4th
Injection molding mouth, 27- thimbles, 3- moulding finished products, 31- moulding semi-finished product, the ribs of 311- first, the ribs of 312- second,
313- avoids area, 314- fixed columns, 32- panels.
Embodiment
For make present invention solves the technical problem that, the technical scheme that uses and the technique effect that reaches it is clearer, below
Technical scheme is further illustrated with reference to accompanying drawing and by embodiment.
In the description of the invention, it is to be understood that term " on ", " under ", "front", "rear", "left", "right", " perpendicular
Directly ", the orientation of the instruction such as " level ", " top ", " bottom ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position
Relation is put, it is of the invention necessary with simplified description, rather than the device or element of instruction or hint meaning to be for only for ease of description
With specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
The embodiment provides a kind of injection mold, the fore shell, baffle plate, movement that can be used for electronic console are set
The injection molding of the various panels or shell such as standby face-piece, car panel, it is higher especially for appearance requirement, than if desired for high
The shell of light effect.In the present embodiment, it is necessary to which the product (i.e. moulding finished product 3) of injection molding is as shown in figure 1, be flat board electricity
Depending on fore shell.As shown in Figure 2 and Figure 4, the fore shell of flat panel TV includes window frame structure 31 and panel 32.Window frame structure 31 is with putting down
Rear shell that plate is shown or center etc. are fixed, and panel 32 is located at and cover the outer face of window frame structure 31, and window frame structure 31 is integral
Shaping.Panel 32 is also to enclose to set by frame of the stripe board along window frame structure 31 to be formed, and panel 32 is used for the side for blocking liquid-crystalline glasses
Edge, and the edge of liquid-crystalline glasses is abutted, it is spacing to liquid-crystalline glasses, coordinate common fixed liquid-crystalline glasses with miscellaneous part.Below with
The window frame structure for including window frame structure 31 and panel 32 illustrates.
As shown in figure 5, the injection mold that the present embodiment provides includes cavity plate component 1 and punch assemblies, cavity plate component 1 includes
First cavity plate 11, the second cavity plate 12 and rotatable rotary template 13, the first cavity plate 11 are provided with the first die cavity 111, and second is recessed
Mould 12 is provided with the second die cavity 121, and the first cavity plate 11 and the second cavity plate 12 are individually fixed in the both ends of rotary template 13, work as rotation
When template 13 rotates to different angles with the direction of diagram, the first cavity plate 11 and the second cavity plate 12 can turn to difference respectively
Position.Cavity plate component 1 forms the corresponding die cavity 121 of first die cavity 111 and second using the first cavity plate 11 and the second cavity plate 12,
When needing moulding of different shapes, the first cavity plate 11 and the second cavity plate 12 can be directly changed, it is convenient to change.Using can revolve
The rotary template 13 turned, be advantageous to switch rapidly between being molded twice, improve production efficiency.
As shown in Figure 5 and Figure 6, the first punch-pin 21 is located at one end of cavity plate component 1, can be oriented to by others and driving is tied
Structure, closer or far from cavity plate component 1, with the matched moulds of cavity plate component 1 or die sinking.The first TOP-TIP is provided with first punch-pin 21
23 and second TOP-TIP 24, the end of the first TOP-TIP 23 is the first injection molding mouth 231, the second TOP-TIP 24
End is the second injection molding mouth 241.First punch-pin 21 can coordinate with the first die cavity 111, and shape is molded by the first TOP-TIP 23
Into moulding semi-finished product 31 (such as window frame structure 31), the first punch-pin 21 can also coordinate with the second die cavity 121, pass through the second hot-fluid
Road system 24, to the quadric injection mould of moulding semi-finished product 31, form moulding finished product 3 (such as fore shell).For with hot flow path system
For the injection machine of system, the glue that injection machine projects directly reaches each injection molding mouth by hot flow path, hot runner flow distribution plate, often
Individual injection molding mouth is separately provided heating system and Ting She mechanisms again, and injection molding mouth directly injects injection raw material into die cavity.Hot flow path system
The injection machine of system can greatly reduce the waste of injection raw material, and molding time is short without setting cold runner.
As shown in figure 5 and figure 7, the second punch-pin 22 is located at the other end of cavity plate component 1, can be oriented to and drive by others
Structure, closer or far from cavity plate component 1, with the matched moulds of cavity plate component 1 or die sinking.The 3rd hot flow path system is provided with second punch-pin 22
System 25 and the 4th TOP-TIP 26, the end of the 3rd TOP-TIP 25 are the 3rd injection molding mouth 251, the 4th TOP-TIP 26
End be the 4th injection molding mouth 261.Second punch-pin 22 can coordinate with the first die cavity 111, by the 4th TOP-TIP 26, to note
The quadric injection mould of plastic semi-finished product 31, forms moulding finished product 3 (such as fore shell), and the second punch-pin 22 can also match somebody with somebody with the second die cavity 121
Close, moulding semi-finished product 31 (such as window frame structure 31) are formed by the 3rd TOP-TIP 25.It should be noted that moulding
Semi-finished product 31 form in the position of the injection molding mouth of quadric injection mould and avoid area 313, and in quadric injection mould, injection molding mouth can pass through avoidance
Area 313 is molded, and avoids injection molding mouth from being blocked.First TOP-TIP 23 of the first punch-pin 21 and the 3rd hot-fluid of the second punch-pin 22
The structure of road system 25 can be with identical, the second TOP-TIP 24 of the first punch-pin 21 and the 4th TOP-TIP 26 of the second punch-pin
Can be with identical.
Injection mold in the present embodiment can have two kinds of mode of operations.
Under the first mode of operation, once alternately injection forms a moulding, and the specific course of work is as follows：Such as Fig. 5
It is shown, after the completion of the preliminary preparations such as cooling system are checked, the first punch-pin 21 and the matched moulds of the first die cavity 111 are controlled, is utilized
First injection molding mouth 231 inwardly sprays colloidal sol, then moulding semi-finished product 31 (i.e. window frame structure), control are formed after pressurize and cooling
Make the first punch-pin 21 and the first die cavity 111 mold, during die sinking window frame structure still in the first die cavity 111 (in Figure 5 in order to aobvious
Show window frame structure, window frame structure is included outside the first die cavity 111).
Control rotary template 13 rotates, and the first die cavity 111 with window frame structure is turned to relative with the second punch-pin 22.
The second punch-pin 22 and the matched moulds of the first die cavity 111 are controlled, using the 4th injection molding mouth 261, on the basis of window frame structure
Quadric injection mould, by pressurize and it is cooled into moulding finished product 3.After controlling the second punch-pin 22 and the die sinking of the first die cavity 111, it will note
Plastic finished product 3 departs from the first die cavity 111.
Under second of mode of operation, once alternately injection can form two mouldings, and the specific course of work is as follows：
After the completion of checking the preliminary preparations such as cooling system, the first punch-pin 21 and the matched moulds of the first die cavity 111 are controlled, controls the second punch-pin
22 and the matched moulds of the second die cavity 121, colloidal sol is sprayed into the first die cavity 111 using the first injection molding mouth 231, utilizes the 3rd injection molding mouth
251 spray colloidal sol into the second die cavity 121, then after pressurize and cooling, respectively in the first die cavity 111 and the second die cavity 121
Be respectively formed moulding semi-finished product 31 (i.e. window frame structure), control the first punch-pin 21 and the first die cavity 111 to mold, the second punch-pin 22 with
Second die cavity 121 molds, and window frame structure is still respectively in the first die cavity 111 and the second die cavity 121 during die sinking.
Control rotary template 13 is rotated, and the first die cavity 111 with window frame structure is turned to the second punch-pin 22 relatively,
The second die cavity 121 with window frame structure turns to relative with the first punch-pin 21.
The second punch-pin 22 and the matched moulds of the first die cavity 111, the first punch-pin 21 and the matched moulds of the second die cavity 121 are controlled, utilizes the 4th
Injection molding mouth 261, quadric injection mould on the basis of the window frame structure in the first die cavity 111, by pressurize and is cooled into moulding
Finished product 3；Using the second injection molding mouth 241, quadric injection mould on the basis of the window frame structure in the second die cavity 121, by pressurize and
It is cooled into moulding finished product 3.Control the second punch-pin 22 and the first die cavity 111 is molded, the first punch-pin 21 and the second die cavity 121 are opened
Mould, two pieces moulding finished product 3 is stripped respectively.
In above process, can be with shape if alternately the color of the plastic cement in two TOP-TIPs of injection is different
Into the window frame structure and panel of different colours, double-colored shell is ultimately formed, that is, produces double-colored moulding finished product 3.In addition, also
Can according to moulding finished product 3 different zones structural strength demand, alternately injection two TOP-TIPs in using
Different plastic cement.Such as the high intensity demand for window frame structure, it can be used when forming window frame structure and contain 10% glass fibers
The enhanced ABS (AcrylonitrileButadiene Styrene plastic, acrylonitrile-butadiene-styrene (ABS)) of dimension, adds
The structural strength of strong window frame structure, can use the ABS of bloom, the ABS added with MF (mineral aggregate) or addition in quadric injection mould
There is the ABS of metal powder, obtain preferably outer light effect.
Because the structure of TOP-TIP mould is more complicated, if when in use, changing the color of raw material in punch-pin, need
Waste substantial amounts of raw material to go to rinse the raw material remained, avoid color from mixing, cause cost very high.Therefore, it is in use, unsuitable
Often change the color of raw material in same TOP-TIP.In the present embodiment, by using the first punch-pin 21 and the second punch-pin
22 modes being alternately molded, it is only necessary to use the plastic cement of different colours respectively in two TOP-TIPs of alternately injection, you can
Double-shot moulding is formed, without cleaning TOP-TIP, avoids causing raw material and plastic parts semi-finished product to waste, also avoids often
TOP-TIP is unpicked and washed to cause to damage, can also Improving The Quality of Products.In addition, by dividing on the first punch-pin 21 and the second punch-pin 22
Not She Zhi two sets of TOP-TIPs, by the cooperation with cavity plate component 1, two mouldings can be formed in being once alternately molded
(second of mode of operation i.e. mentioned above), improves production efficiency.
Specifically, the first TOP-TIP 23 is identical with the plastics color in the 3rd TOP-TIP 25, the second hot-fluid
Road system 24 is identical with the plastics color in the 4th TOP-TIP 26, the first TOP-TIP 23 and the second TOP-TIP 24
Interior plastics color is different, to form double-deck overlaying part in being alternately molded.
First TOP-TIP 23 is identical with the material of the plastics in the 3rd TOP-TIP 25, the second TOP-TIP 24
It is identical with the material of the plastics in the 4th TOP-TIP 26, the modeling in the first TOP-TIP 23 and the second TOP-TIP 24
The material of material is different, can take into account the strength of materials of moulding different piece, reduce cost.
Injection mold in the present embodiment can use steam-heated inverted mold, and steam heating is added using high steam
Heat, such a mode of heating can improve programming rate, be also beneficial to keeping temperature stabilization, and inverted mold and steam heating are advantageous to
Improve the appearance of moulding.
In addition, except above-mentioned structure, cavity plate component 1 can also be a cavity plate, and be set respectively at the both ends of cavity plate
Put the first die cavity 111 and the second die cavity 121.Or the first die cavity 111 and the second die cavity are arranged side by side in the same side of cavity plate
121, the first punch-pin 21 and the second punch-pin 22 are also arranged in the same side of cavity plate accordingly, respectively with the first die cavity 111 and second
The correspondence of die cavity 121.As long as setting out the first die cavity 111 and the second die cavity 121 on cavity plate component 1, the He of the first punch-pin 21 is utilized
Second punch-pin 22 coordinates.In addition, cavity plate component 1 is it can also be provided that fixed, and punch assemblies are arranged to rotate,
Either cavity plate component 1 is arranged to be movably arranged, coordinates die sinking as long as can allow between punch assemblies and cavity plate component 1 and close
Mould, the first punch-pin 21, the second punch-pin 22 can be allowed corresponding with the first die cavity 111 and the second die cavity 121 respectively.
For the window frame structure of the production of the present embodiment, height of first injection molding mouth 231 along die sinking direction is more than the
The height of two injection molding mouths 241, the second injection molding mouth 241 are located at window frame structure and enclosed in the region set, and the 3rd injection molding mouth 251 is along die sinking side
To height be more than the 4th injection molding mouth 261 height, the 4th injection molding mouth 261 is located at window frame structure and enclosed in the region set, above-mentioned to set
Putting can cause the first punch-pin 21 and the second punch-pin 22 coordinate with corresponding die cavity respectively to complete first injection or quadric injection mould, keep away
The injection molding mouth for exempting from quadric injection mould is blocked.
As shown in Figures 2 and 3, in the present embodiment, in order to strengthen the bonding strength between window frame structure and panel 32, enclose
The end face of mount structure sets in region projection and forms the first rib 311 to enclosing, because panel 32 is covered in the end face of window frame structure,
First rib 311 increases the contact area of window frame structure and panel 32, therefore increases between window frame structure and panel 32
Bonding strength.Multiple first ribs 311 can be arranged at intervals along the frame of window frame structure, but should be noted that first
Rib 311, which needs to set, to be avoided outside area 313, avoids blocking injection hole.
For the ease of being connected with structures such as rear shells, the first rib of part 311 to enclose set in region projection formed second plus
Strong portion 312, one end projection of second rib 312 away from panel 32 form fixed column 314.Fixed column 314 can be threaded
Hole, it is bolted with rear shell etc..The stripe board of panel 32 covers the first rib 311 and the second rib 312, stripe board
Width according to glass panel the region that cover can be needed to be adjusted, be easy to and the collocation of different glass panels use.
Above content is only presently preferred embodiments of the present invention, for one of ordinary skill in the art, according to the present invention's
Thought, there will be changes, this specification content should not be construed as to the present invention in specific embodiments and applications
Limitation.
Claims (10)
1. a kind of injection mold, including cavity plate component (1) and punch assemblies, it is characterised in that the cavity plate component (1) and/or
The punch assemblies are removable and/or rotatably set, and the cavity plate component (1) is provided with the first die cavity (111) and Second-Type
Chamber (121), the punch assemblies include the first punch-pin (21) and the second punch-pin (22), wherein,
The first TOP-TIP (23) and the second TOP-TIP (24) are provided with first punch-pin (21), described second is convex
The 3rd TOP-TIP (25) and the 4th TOP-TIP (26) are provided with mould (22)；
First punch-pin (21) can coordinate with first die cavity (111), be formed by first TOP-TIP (23)
Moulding semi-finished product (31), second punch-pin (22) can coordinate with first die cavity (111), pass through the 4th hot flow path
System (26), to moulding semi-finished product (31) quadric injection mould, form moulding finished product (3)；
Second punch-pin (22) can coordinate with second die cavity (121), be formed by the 3rd TOP-TIP (25)
Moulding semi-finished product (31), first punch-pin (21) can coordinate with second die cavity (121), pass through second hot flow path
System (24), to moulding semi-finished product (31) quadric injection mould, form moulding finished product (3)；
The position of injection molding mouth of the moulding semi-finished product (31) in quadric injection mould, which is formed, avoids area (313).
2. injection mold as claimed in claim 1, it is characterised in that the cavity plate component (1) includes：
First cavity plate (11), it is provided with first die cavity (111)；
Second cavity plate (12), it is provided with second die cavity (121)；With
Rotatable rotary template (13), first cavity plate (11) and second cavity plate (12) are individually fixed in the rotation
The both ends of template (13)；
First punch-pin (21) and second punch-pin (22) are located at the both ends of the cavity plate component (1) respectively, can be close
Or away from the cavity plate component (1).
3. injection mold as claimed in claim 1, it is characterised in that the moulding semi-finished product (31) are window frame structure, institute
State quadric injection mould and form panel (32) in one end of the window frame structure.
4. injection mold as claimed in claim 3, it is characterised in that the end of the first TOP-TIP (23) is the first injection
Mouth (231), the end of the second TOP-TIP (24) is the second injection molding mouth (241), and the end of the 3rd TOP-TIP (25) is
3rd injection molding mouth (251), the end of the 4th TOP-TIP (26) are the 4th injection molding mouth (261), first injection molding mouth (231)
It is more than the height of second injection molding mouth (241) along the height in die sinking direction, second injection molding mouth (241) is located at the peripheral frame
Structure is enclosed in the region set, and height of the 3rd injection molding mouth (251) along die sinking direction is more than the 4th injection molding mouth (261)
Highly, the 4th injection molding mouth (261) is located at the window frame structure and enclosed in the region set.
5. injection mold as claimed in claim 3, it is characterised in that the end face of the window frame structure sets projection in region to enclosing
The first rib (311) is formed, first rib (311) is outside avoidance area (313).
6. injection mold as claimed in claim 5, it is characterised in that first rib (311) sets region convex to enclosing
If forming the second rib (312), one end projection of second rib (312) away from the panel (32) forms fixed column
(314)。
7. injection mold as claimed in claim 6, it is characterised in that the panel (32) is enclosed to set by stripe board to be formed, described
Stripe board is set along the peripheral frame, and the stripe board covers first rib (311) and second rib (312).
8. the injection mold as described in any one of claim 1~7, it is characterised in that first TOP-TIP (23) and
Plastics color in 3rd TOP-TIP (25) is identical, second TOP-TIP (24) and the 4th TOP-TIP
(26) the plastics color in is identical, the plastics face in first TOP-TIP (23) and second TOP-TIP (24)
Color is different.
9. injection mold as claimed in claim 8, it is characterised in that first TOP-TIP (23) and the 3rd heat
The material of plastics in flow passage system (25) is identical, in second TOP-TIP (24) and the 4th TOP-TIP (26)
The material of plastics is identical, and the material of first TOP-TIP (23) and the plastics in second TOP-TIP (24) is not
Together.
10. the injection mold as described in any one of claim 1~7, it is characterised in that the injection mold is to be added using steam
The inverted mold of heat.
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| CN201711381322.5A CN107839165B (en) | 2017-12-20 | 2017-12-20 | Injection mold |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711381322.5A CN107839165B (en) | 2017-12-20 | 2017-12-20 | Injection mold |
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| CN107839165B CN107839165B (en) | 2019-12-13 |
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| CN107839165B (en) | 2019-12-13 |
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