CN206551400U - It is easy to the injection mold of the demoulding - Google Patents
It is easy to the injection mold of the demoulding Download PDFInfo
- Publication number
- CN206551400U CN206551400U CN201720158105.9U CN201720158105U CN206551400U CN 206551400 U CN206551400 U CN 206551400U CN 201720158105 U CN201720158105 U CN 201720158105U CN 206551400 U CN206551400 U CN 206551400U
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- China
- Prior art keywords
- mould
- easy
- injection mold
- sliding block
- stripped
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a kind of injection mold for being easy to be stripped, its drip irrigation device is, including mould bases, upper mould movable up and down is provided with mould bases, lower mould, the die cavity for converted products is provided between on upper mould and lower mould, the lower subplate being fixed on mould bases is provided with below lower mould, the sliding block that can along inclined direction slide is provided with lower mould, one end of sliding block is provided with the projection for forming product inboard wall groove structure, sliding block other end clamping, which is provided with, to be fixedly connected with lower subplate and for the slide of sliding block lateral sliding, when lower subplate is fitted with lower mould, slider top is flushed with mould intracavity wall, ejector retainner plate movable up and down is provided with below lower subplate, it is fixedly installed on ejector retainner plate and penetrates die cavity and the push rod for driving product to be separated with die cavity.
Description
Technical field
The utility model is related to injection mold, more particularly to a kind of injection mold for being easy to be stripped.
Background technology
Plastic products have that structural strength is high, cost is low, processing is changeable, in life, produce in be widely used.Plastic products
Processing usually using Shooting Technique is arrived, plastic grain is melting out in injection machine, is injected into the die cavity of mould,
The shape of die cavity is consistent with the shape and structure of processed product, and die cavity is opened after injection is finished, the product in die cavity
Abjection, completes injection molding.
Existing car light lampshade as shown in Figure 1, a lateral edges a of car light lampshade can produce this car light toward tilted
When lampshade, die cavity is consistent with shape of product, therefore when injection finishes the demoulding, the product in die cavity is directly ejected,
During ejection, the edge of car light lampshade can be extruded toward turning up, and can so be deviate from, be easily caused product and pull.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of injection mould for being easy to be stripped
Tool, product is difficult to pull when abjection.
Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of note for being easy to be stripped
Set between being provided with mould, including mould bases, the mould bases on upper die and lower die movable up and down, the upper mould and lower mould
Have to be provided with the lower subplate being fixed on mould bases, the lower mould below the die cavity for converted products, the lower mould and be provided with
The sliding block that can along inclined direction slide, one end of the sliding block is provided with the groove for forming introversion beveled edge outside product, institute
State sliding block other end clamping and be provided with the slide for being fixedly connected with lower subplate and supplying sliding block lateral sliding, lower subplate is fitted with lower mould
When, slider top is flushed with mould intracavity wall, and ejector retainner plate movable up and down, the thimble are provided with below the lower subplate
It is fixedly installed to penetrate to be provided with below die cavity and the push rod for driving product to separate with die cavity, ejector retainner plate on plate and is fitted with it
Bottom plate, be fixedly connected between the bottom plate and the lower mould by connecting rod, offered on the bottom plate for extraneous actuator with
The through hole of ejector retainner plate connection.
Both by above-mentioned technical proposal, upper mould can keep the state of activity with lower mould, so when injection
Close up and lower mould is fitted with lower template, build complete die cavity, and then complete product can be molded by.On when the demoulding
Mould is first turned on, and bottom plate can be pushed afterwards, then directly push up lower mould, meanwhile, the ascending motion of bottom plate can drive
Ejector retainner plate is synchronous with push rod to be risen, during so descending the rising of modular belt movable property product, and die face keeps complete.The rising meeting of lower mould
Sliding block is allowed relative to its oblique bottom offset, so so that groove is tilted with product and separated, then extraneous actuator can be from logical
Stretched into hole, its ejector retainner plate is then continued into jack-up, you can by thimble so that product is separated with die cavity, complete the demoulding.
After so product introversion beveled edge is deviate from inside, the mode that product then is pushed into product stripping again can be effective
Protection product be not in during extraction damaged products situation, product deviate from when Stability Analysis of Structures.
The utility model is further arranged to：The reset bullet for reset is provided between the ejector retainner plate and lower subplate
Spring.
By above-mentioned technical proposal, during the structure of back-moving spring can drive thimble sheet reset, thimble sheet reset,
Also bottom plate, lower mould can be driven to reset, so after product stripping completion, bottom plate is directly withdrawn with the external force applied on ejector retainner plate
Afterwards, the quick return that bottom plate and ejector retainner plate can be voluntarily, makes resetting structure simple as far as possible, inexpensive.
The utility model is further arranged to：Beam is provided between the upper mould and lower mould.
By above-mentioned technical proposal, beam can alleviate impact when matched moulds, be effectively protected mould and lower mould.
The utility model is further arranged to：Insert is embedded with the upper mould, die cavity is located in the insert.
By above-mentioned technical proposal, die cavity is arranged on the processing for being easy to mould above insert, baroque die cavity can
To be processed in less machining center, once processing error, the loss caused is also smaller.
The utility model is further arranged to：The standing screw coordinated with insert is provided with the upper mould.
By above-mentioned technical proposal, when insert is dismantled, it is only necessary to turn on standing screw, insert can be with upper mould point
From.It is directly inserted into when fixed insert in the core of mould, then tightens standing screw, it is more efficient and convenient.
The utility model is further arranged to：The first passage connected with extraneous cooling water, institute are provided with the upper mould
State and second channel is provided with standing screw, third channel is provided with the insert, when standing screw fixes the first insert
When on upper mould, second channel connection first passage and third channel.
By above-mentioned technical proposal, extraneous cooling water can enter finally into insert by first passage, second channel
It is interior, and then the structure for accelerating to be molded in insert cooling velocity, the hollow-out parts of insert is complex, such cooling velocity is inlayed faster
Block can make product cooling abundant before upper mould is separated with lower mould, it is to avoid when the demoulding, and core draws bad product surface.Together
When, first passage and second channel are connected by the second channel on standing screw, standing screw is threadedly attached in insert
Between lower mould, the thread seal performance of screw rod outer wall enough allows water route when docking, and current are difficult to go out from joint leadkage
Come.
The utility model is further arranged to：The ring for being docked with first passage is provided with outside the standing screw
Groove, the notch of the annular groove is more than the mouth of pipe of first passage, and the second channel is connected with annular groove.
By above-mentioned technical proposal, the structure of annular groove can expand the interface of second channel and first passage, Jin Erneng
Enough allow the current of first passage are relatively stable to enter in second channel, reduce because standing screw is in fixed rotation process
It is not unusual accurately situation that the first passage of appearance is docked with second channel.
The utility model is further arranged to：The insert is made up of beryllium-bronze.
By above-mentioned technical proposal, beryllium-bronze material structural strength is high, and heat conductivility is strong, with insert, a side
Face, insert can bear the mould pressure that mold cavity material transmittance process comes in injection moulding process, for a long time injection not deformation,
Secondly high-termal conductivity can allow hollow-out parts to be quickly transferred to inside third channel with the heat that product surface is passed over, and enter one
The speed that the lifting product of step is cooled down in process of production, improves production efficiency.
The utility model is further arranged to：The third channel, which takes the shape of the letter U, to be folded with.
By above-mentioned technical proposal, flowing time of third channel that U-shaped the is folded with extension current inside insert with
Distance, allows cooling water sufficiently to be contacted with insert, and the heat in insert is absorbed as far as possible, gives insert cooling, and lifting product exists
The speed cooled down in production process, improves production efficiency.
Brief description of the drawings
Fig. 1 is the structure chart for the automobile lamp being related in background technology；
Fig. 2 is the structure chart under the matched moulds state of embodiment；
Fig. 3 is the structure chart under the die opening state of embodiment；
Fig. 4 is the sliding block of embodiment and the local structural graph of lower subplate；
Fig. 5 is mould and the partial sectional view of insert in embodiment；
Fig. 6 is mould, ejector retainner plate, the partial sectional view of bottom plate under embodiment.
Reference：1st, mould bases；11st, upper mould；12nd, lower mould；13rd, lower subplate；14th, die cavity；15th, beam；21st, sliding block；
22nd, groove；23rd, slide；24th, ejector retainner plate；25th, push rod；31st, bottom plate；32nd, connecting rod；33rd, through hole；34th, back-moving spring；41st, inlay
Block；42nd, standing screw；43rd, annular groove；44th, second channel；45th, third channel；46th, first passage.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
As shown in Fig. 2 and 3, a kind of injection mold for being easy to the demoulding, including mould bases 1, be provided with mould bases 1 mould 11, under
Mould 12, upper mould 11, lower mould 12 are connected by guide pillar, and upper mould 11, lower mould 12 can be slided along guide pillar.On upper mould 11 and lower mould 12
The die cavity 14 toward sunken inside is provided with the surface contacted with each other, the shape of die cavity 14 is consistent with the shape of product, Ke Yitong
The activity that mould 11 is crossed with lower mould 12 is separated, and then realizes that die cavity 14 is opened.
Two die cavitys 14 are provided between lower mould 12 and upper mould 11 altogether, have the stream connected between two die cavitys 14 and upper mould 11
Road, the plastics of molten condition, which can be flowed into by runner in two die cavitys 14, disposably forms two products.Meanwhile, upper mould 11
Beam 15 is provided between lower mould 12, two beams 15 are respectively convex shape and concave shape, and both are mutually butted, can
Alleviate impact when matched moulds.
As shown in Figure 3 and Figure 4, the lower bottom of mould 12 is provided with lower subplate 13, and lower subplate 13 is fixed on mould bases 1.Lower mould 12
On be provided with sliding block 21, sliding block 21 is strip and sliding block 21 tilt run through on lower mould 12, lower mould 12 be provided with for sliding block 21 along
The hollow out position that incline direction is slided, is provided with the structure with the side wall clamping of sliding block 21, for sliding block on the side wall at hollow out position
21 stable tilt slides.The top of sliding block 21 sets fluted 22, and groove 22 is used to form product inclined side inside.
A slide 23 is provided with lower subplate 13, the bottom of sliding block 21 is connected on slide 23 by I-shaped structure, on lower mould 12
When liter, the end of sliding block 21 can tiltedly be slided along slide 23 toward inner side and down slightly so that groove 22 is separated with product.
Instantly when mould 12 is fitted with lower subplate 13, the groove 22 at the top of sliding block 21 is placed exactly in die cavity 14.
As shown in Fig. 3 and Fig. 6, the lower lower section of subplate 13 is provided with can be solid in ejector retainner plate 24 with up and down ejector retainner plate 24
Surely many push rods 25 are provided with, push rod 25 is located in die cavity 14 through portable plate and lower mould 12, the end of push rod 25, push rod 25
Rising can drive product to be separated with lower mould 12.Back-moving spring 34, back-moving spring 34 are provided between ejector retainner plate 24 and lower mould 12
One end is contacted with the lower bottom of mould 12, and the other end is contacted with ejector retainner plate 24, and back-moving spring 34, which pushes ejector retainner plate 24, makes it toward away under
The direction motion of mould 12.
The lower section of ejector retainner plate 24 is provided with bottom plate 31, and bottom plate 31 is fitted with ejector retainner plate 24, and one is provided with the side wall of bottom plate 31
Connecting rod 32, one end of connecting rod 32 is fixedly connected with lower mould 12 by screw, and the other end of connecting rod 32 is H-shaped cephalic and inlay card in bottom plate 31
It is interior.The bottom of bottom plate 31 is provided with a through hole 33, and extraneous actuator can drive ejector retainner plate 24 to rise by through hole 33.
As shown in Fig. 3 and Fig. 5, inlayed inside upper mould 11 and be provided with insert 41, and the inwall of die cavity 14 is located in insert 41.On
Two standing screws 42 are equipped with mould 11, standing screw 42 coordinates with the upper screw thread of mould 11 and end penetrates insert 41, insert 41
It is fixed on by standing screw 42 on upper mould 11.
It is used for inside the first passage 46 connected with extraneous cooling water, each standing screw 42 axially side on upper mould 11
To being provided with second channel 44.The outer wall of standing screw 42 is provided with the annular groove 43 connected with second channel 44, when standing screw 42
When penetrating mould 11 completely, the mouth of pipe of the annular groove 43 just with first passage 46 aligns, and the notch of annular groove 43 is more than first
The mouth of pipe of passage 46.
Third channel 45 is provided with insert 41, the mouth of pipe and the second channel 44 in standing screw 42 of third channel 45 are managed
Mouth is mutually butted, and current can enter from first passage 46, then flows into third channel 45 by one of second channel 44,
Then it is flowed into by another second channel 44 in third channel 45.Third channel 45 takes the shape of the letter U folding distribution, and current enter the
After triple channel 45 outflow is bent by multiple tracks.
So when injection molding, injection mold is installed in injection machine, upper mould 11, the matched moulds of lower mould 12 and lower mould
12 are contacted with lower subplate 13, and the plastics of molten condition are injected into inside die cavity 14 in injection machine, extraneous cooling water continuation
It is passed through in toward first passage 46, after injection is completed, mould stands one end time, and product is cooled in core, die cavity
Type, then above mould 11 is separated with the lower mould of mould 12 for injection machine driving, and upper mould 11 is separated from product.
After upper mould 11 is separated with product, extraneous one of Driven by Hydraulic Cylinder bottom plate 31 rises, on bottom plate 31
Ejector retainner plate 24 is synchronously driven to rise together during rising, bottom plate 31, which rises, drives lower mould 12 to rise, the process that lower mould 12 rises
In, sliding block 21 is relative tiltedly down to move with lower mould 12.So that groove 22 is separated with product, bottom plate 31 is waited to rise one end apart from it
Afterwards, another extraneous Driven by Hydraulic Cylinder ejector retainner plate 24 rises, and allows push rod 25 is relative to rise with lower mould 12, product is ejected and completed
The demoulding.
After product stripping, the ejecting force for two hydraulic cylinders that ejector retainner plate 24 is connected with bottom plate 31 is removed respectively.It is multiple
The position driving ejector retainner plate 24 of spring 34 and the return of bottom plate 31 so that groove 22 constitutes complete die cavity 14 with thimble, finally upper mould 11
Matched moulds, you can complete injection molding next time.
Described above is only exemplary embodiment of the present utility model, not for limitation protection model of the present utility model
Enclose, protection domain of the present utility model is determined by appended claim.
Claims (9)
1. a kind of injection mold for being easy to be stripped, including mould bases (1), it is characterized in that：Being provided with the mould bases (1) can be living up and down
The die cavity (14) for converted products is provided between on dynamic upper mould (11), lower mould (12), the upper mould (11) and lower mould (12),
It is provided with the lower subplate (13) being fixed on mould bases (1), the lower mould (12) that be provided with can be along inclining below the lower mould (12)
The sliding block (21) that tilted direction is slided, one end of the sliding block (21) is provided with the groove for forming introversion beveled edge outside product
(22), sliding block (21) other end clamping, which is provided with, is fixedly connected with lower subplate (13) and for the cunning of sliding block (21) lateral sliding
Seat (23), when lower subplate (13) is fitted with lower mould (12), is flushed, the lower pair at the top of sliding block (21) with die cavity (14) inwall
It is provided with to be fixedly installed on ejector retainner plate movable up and down (24), the ejector retainner plate (24) below plate (13) and penetrates die cavity (14)
And it is provided with the bottom plate fitted with it below the push rod (25) that product is separated with die cavity (14), ejector retainner plate (24) for driving
(31), it is fixedly connected, is offered on the bottom plate (31) by connecting rod (32) between the bottom plate (31) and the lower mould (12)
The through hole (33) being connected for extraneous actuator with ejector retainner plate (24).
2. the injection mold according to claim 1 for being easy to be stripped, it is characterized in that：The ejector retainner plate (24) and lower subplate
(13) back-moving spring (34) for reset is provided between.
3. the injection mold according to claim 1 for being easy to be stripped, it is characterized in that：The upper mould (11) and lower mould (12) it
Between be provided with beam (15).
4. the injection mold according to claim 1 for being easy to be stripped, it is characterized in that：Insert is embedded with the upper mould (11)
(41), die cavity (14) is located in the insert (41).
5. the injection mold according to claim 4 for being easy to be stripped, it is characterized in that：It is provided with and inlays on the upper mould (11)
The standing screw (42) that block (41) coordinates.
6. the injection mold according to claim 5 for being easy to be stripped, it is characterized in that：Be provided with the upper mould (11) with outside
Second channel (44), the insert (41) are provided with the first passage (46) of boundary's cooling water connection, the standing screw (42)
Third channel (45) is inside provided with, when the first insert (41) is fixed on upper mould (11) by standing screw (42), second channel
(44) connection first passage (46) and third channel (45).
7. the injection mold according to claim 6 for being easy to be stripped, it is characterized in that：Set outside the standing screw (42)
There is the annular groove (43) for being docked with first passage (46), the notch of the annular groove (43) is more than the mouth of pipe of first passage (46),
The second channel (44) connects with annular groove (43).
8. the injection mold according to claim 6 for being easy to be stripped, it is characterized in that：The insert (41) is by beryllium-bronze system
Into.
9. the injection mold according to claim 6 for being easy to be stripped, it is characterized in that：The third channel (45) takes the shape of the letter U folding
It is folded to set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720158105.9U CN206551400U (en) | 2017-02-22 | 2017-02-22 | It is easy to the injection mold of the demoulding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720158105.9U CN206551400U (en) | 2017-02-22 | 2017-02-22 | It is easy to the injection mold of the demoulding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206551400U true CN206551400U (en) | 2017-10-13 |
Family
ID=60360488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720158105.9U Expired - Fee Related CN206551400U (en) | 2017-02-22 | 2017-02-22 | It is easy to the injection mold of the demoulding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206551400U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110053221A (en) * | 2019-05-24 | 2019-07-26 | 宁波隆威婴儿用品有限公司 | A kind of cup slip lid injection mold |
-
2017
- 2017-02-22 CN CN201720158105.9U patent/CN206551400U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110053221A (en) * | 2019-05-24 | 2019-07-26 | 宁波隆威婴儿用品有限公司 | A kind of cup slip lid injection mold |
| CN110053221B (en) * | 2019-05-24 | 2023-11-28 | 宁波隆威婴儿用品有限公司 | Injection mold for sliding cover of water cup |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201116 Address after: 317000 Hongguang Village, Yanjiang Town, Taizhou, Zhejiang Patentee after: Taizhou huilipu Molding Co., Ltd Address before: Taizhou City, Zhejiang province 318020 Huangyan North Street No. 18 thick Shi Lu Patentee before: TAIZHOU BEILIDE MOULD & PLASTIC Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171013 Termination date: 20210222 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |