CN207841924U - Upside-down injection mold with a 3D printed conformal waterway - Google Patents
Upside-down injection mold with a 3D printed conformal waterway Download PDFInfo
- Publication number
- CN207841924U CN207841924U CN201721788795.2U CN201721788795U CN207841924U CN 207841924 U CN207841924 U CN 207841924U CN 201721788795 U CN201721788795 U CN 201721788795U CN 207841924 U CN207841924 U CN 207841924U
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- mold
- sliding block
- plate
- oil cylinder
- printing
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- 238000002347 injection Methods 0.000 title claims abstract description 29
- 239000007924 injection Substances 0.000 title claims abstract description 29
- 238000001746 injection moulding Methods 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 32
- 238000010146 3D printing Methods 0.000 claims description 30
- 239000003921 oil Substances 0.000 description 21
- 239000004033 plastic Substances 0.000 description 11
- 229920003023 plastic Polymers 0.000 description 11
- 102000010637 Aquaporins Human genes 0.000 description 7
- 108010063290 Aquaporins Proteins 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000000465 moulding Methods 0.000 description 7
- 238000001816 cooling Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 239000000498 cooling water Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000001131 transforming Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000001360 synchronised Effects 0.000 description 1
Abstract
The utility model discloses an upside-down injection mold with a 3D printed conformal waterway. The mold includes a front mold and a rear mold that are matched with each other. Each of the front molds is provided with a front mold bottom plate and a front mold plate. Each of the front mold inserts fixing plate is provided with a front mold insert, the front mold insert is fixed on the front mold insert fixing plate, each of the rear molds is provided with a back mold bottom plate and a back template, each Each of the rear mold plates is fixed on the rear mold bottom plate, each of the rear mold plates is provided with a mold core and a rear mold core, and each of the front mold inserts and each rear mold insert and the slider cooperate to form Mold cavity for injection molding. The purpose of the utility model is to provide a flip-chip injection mold that can ensure the appearance requirements of the product. By installing the pouring system and the ejection system together on the fixed mold side, the pouring marks and ejection marks only appear on the same product. Surface, the other surface of the product can maintain a better finish to ensure and meet the requirements of high-quality product appearance.
Description
Technical field
The utility model is related to injection mold technology, more specifically to a kind of flip-over type with 3D printing with
The injection mold in shape water route.
Background technology
Injection molding is a kind of important means of formed product, and injection molding is to utilize plastic material shape at high temperature under high pressure
Various plastic materials are fabricated to the process of desirable product using plastic mould by the principle that shape changes.Generally
For, plastic mould is to be used for compression moulding, extrusion molding, injection molding, blowing and the molding built-up plastics mould of low ratio foamed.It includes mainly
It is equipped with cavity on dynamic model, cover half and mold core, dynamic model and cover half, mold core is housed in cavity.Existing common plastic mould is all
It is formed after injecting plastic mould by injection molding machine after plastic cement raw material are melted, then passes through the Guiding machine in plastic mould
Structure makes dynamic model and quiet mould detach, to take out product from injection die cavities.
Injection molding is a kind of mode of production industrially largely used at present, in injection mold structure design, generally
By the way that a running gate system is arranged on cover half and on dynamic model is equipped with an ejection system, passes through injection molding machine when die sinking and drive thimble top
Go out product, however, above-mentioned injection mold can make product one side because generating gate vestiges into glue, another side is because of thimble ejecting product
And ejection trace is generated, to be difficult to ensure the appearance requirement of product.
Invention content
The purpose of this utility model is exactly to provide a kind of flip-over type band to solve the above-mentioned problems in the prior art
There is the injection mold in the profile-followed water route of 3D printing.
The purpose of this utility model will be achieved by the following technical programs：A kind of flip-over type carries the profile-followed water of 3D printing
The injection mold on road, the mold include the preceding mould being mutually matched and rear mold, and baffle plate is with before before being provided on each preceding mould
Template, mould mold insert before being each provided on the front template, before the preceding mould mold insert is fixed in mould mold insert fixing plate, Mei Gesuo
It states and is provided with rear baffle plate and rear pattern plate in rear mold, each rear pattern plate is fixed on rear baffle plate, each rear pattern plate
On be provided with mold core and rear cavity, the rear cavity is fixed on rear pattern plate, and rear mold pin is provided in the rear cavity,
Each preceding mould mold insert and each rear mold mold insert and sliding block match the mold cavity to be formed for injection molding,
The preceding mould is equipped with the main cast gate being connect with injection machine, and the main sprue and runners are connected, and the runner passes through cast gate
It is connected with mold cavity,
The first sliding block, the second sliding block, the first oil cylinder and the second oil cylinder are symmetrically arranged on the front template, described first slides
Block and the first oil cylinder are fixedly connected by T-slot;Second sliding block and the second oil cylinder are fixedly connected by T-slot, described
One sliding block and the first oil cylinder move synchronously, and the second sliding block and the second oil cylinder move synchronously,
Stripper plate is provided between the preceding mould mold insert plate and preceding baffle plate, being provided with 4 in the preceding mould fixed plate leads
Column, the stripper plate, preceding mould mold insert fixing plate and front template slide on guide post.
Preferably, a pushing block for ejecting product is fixedly installed on the front template.
Preferably, it is fixedly installed sprue bush in the preceding mould fixed plate.
Preferably, the rear mold pin is fixedly installed in rear cavity.
Preferably, the rear cavity is screwed on rear pattern plate.
Preferably, T-slot is offered on first sliding block and the second sliding block, on first oil cylinder and the second oil cylinder
It is respectively and fixedly provided with the convex block to match with T-slot.
Preferably, pull rod is additionally provided on the mold, one end of the pull rod is fixed on front template, and the other end is fixed
On rear pattern plate.
The advantages of technical solutions of the utility model, is mainly reflected in：The purpose of this utility model is to provide one kind can ensure that
The flip injection mold that product appearance requires, by by running gate system and ejection system（Pushing block）It is installed in cover half side together, from
And make cast trace and eject the same surface that trace is only present in product, another surface of product can be made to keep preferably bright and clean
Degree, to ensure and meet the product appearance requirement of high quality, which is suitble to industrially promote and apply, in process of production greatly
The earth reduces production cost, improves the yield of product.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of the injection mold of flip-over type with the profile-followed water route of 3D printing of the utility model.
Fig. 2 is a kind of side view of the injection mold of flip-over type with the profile-followed water route of 3D printing of the utility model.
Fig. 3 is a kind of structural schematic diagram of the injection mold of flip-over type with the profile-followed water route of 3D printing of the utility model.
Fig. 4 is that the cooling water channel of the utility model injection mold moves towards figure.
Specific implementation mode
The purpose of this utility model, advantage and feature will carry out figure by the non-limitative illustration of preferred embodiment below
Show and explains.These embodiments are only the prominent examples using technical solutions of the utility model, all to take equivalent replacement or wait
Effect transformation and formed technical solution, all fall within the requires of the utility model protection within the scope of.
The utility model discloses a kind of injection mold of the flip-over type with the profile-followed water route of 3D printing, such as Fig. 1 and Fig. 2 institutes
Show, which includes the preceding mould being mutually matched and rear mold, preceding baffle plate and front template 15 is provided on each preceding mould, often
Mould mold insert before being provided on a front template, before the preceding mould mold insert is fixed in mould mold insert fixing plate 16, the front template
A pushing block 5 for ejecting product is fixedly installed on 15.
It is provided with rear baffle plate and rear pattern plate 19 in each rear mold, each rear pattern plate is fixed on rear baffle plate
On, it is provided with mold core and rear cavity 17 on each rear pattern plate, the rear cavity 17 is fixed on rear pattern plate, in this technology side
In case, the rear cavity 17 is screwed on rear pattern plate, and rear mold pin, the rear mold edge are provided in the rear cavity
Needle 18 is fixedly installed in rear cavity 17, and each preceding mould mold insert and each rear mold mold insert and sliding block match to be formed for noting
Mould molding mold cavity 2.
The preceding mould is equipped with the main cast gate 8 being connect with injection machine, and the main cast gate 8 is connected with runner 9, the stream
Road 9 is connected by cast gate with mold cavity, and sprue bush 7 is fixedly installed in the preceding mould fixed plate.
The first sliding block 12, the second sliding block 13, the first oil cylinder 10 and the second oil cylinder 11, institute are symmetrically arranged on the front template
The first sliding block 12, which is stated, with the first oil cylinder 10 is fixedly connected by T-slot；Second sliding block 13 and the second oil cylinder 11 are to pass through T-slot
It is fixedly connected, first sliding block, 12 and first oil cylinder 10 moves synchronously;Second sliding block 13 does synchronous fortune with the second oil cylinder 11
It is dynamic, specifically, T-slot, first oil cylinder, 10 and second oil cylinder are offered on first sliding block, 12 and second sliding block 13
The convex block to match with T-slot is respectively and fixedly provided on 11.
Stripper plate 3 is provided between the front template 15 and preceding baffle plate 6, being provided with 4 in the preceding mould fixed plate leads
Column, the stripper plate 3, preceding mould mold insert fixing plate 16 and front template 15 slide on guide post.It is additionally provided with pull rod on the mold
14, one end of the pull rod 14 is fixed on front template 15, and the other end is fixed on rear pattern plate.
Die sinking sequence be：Plastic melt is injected from main cast gate, is flowed into cavity by runner and cast gate, when plastic melt is noted
Man Hou, product profile are formed, and die sinking action is then carried out, and are opened when molding between stripper plate and preceding mould mold insert fixing plate, real
Now first time parting makes cast gate be detached with product；Stripper plate and preceding baffle plate are molded again to separate, and are realized second of parting, are made
Main cast gate is detached with sprue bush, then die sinking is separated between front template and rear pattern plate, is realized third time parting, is made front and back mould
It separates, product is from rear moulding/demoulding, mould side before staying in, and then the first oil cylinder and second the first sliding block of hydraulic oil cylinder driving and the second sliding block are taken out
Core realizes product side core-pulling, then mold by rear pattern plate drive pull rod by front template and pushing block and preceding mould mold insert fixing plate it
Between separate, realize the 4th parting, product is detached from core, to realize product depanning.
Molding sequence：Before molding, the first oil cylinder of both sides and the second oil cylinder pushing sliding block return, then injection molding machine carry out again
Molding.
3D printing mold insert and internal water channel are additionally provided on the mold, as shown in Figure 3 and Figure 4, the 3D printing mold insert is solid
Surely it is set on solid plate, specifically, in the technical scheme, the 3D printing mold insert is screwed on solid plate.
The 3D printing mold insert is internally provided with the profile-followed water route of 3D printing, and 3D printing technique can be processed into arbitrary shape, and printing takes
With relatively low, print speed is fast, and the steel material workpiece machinability printed is strong.3D printing technique in the fabrication process will not be by
The constraint of interiors of products structure and complicated shape, by carrying out the complicated design of conformal cooling water route and processing in mould inside,
More can be close to product profile, and be directed to the dead angle of common product or be not easy the region of heat extraction, profile-followed water route can provide good
Radiating efficiency, the cooling effect for having traditional water route incomparable.
In the technical scheme, the profile-followed water route of the 3D printing is preferably screw type water route, the shape of water channel and flowing side
To as shown in figure 4, the both ends in the profile-followed water route of the 3D printing are connected to water inlet 400 and water outlet 500, the 3D printing
The water inlet 400 and water outlet 500 in profile-followed water route are communicated with internal water channel 510, and respectively the place of communicating is equipped with sealing ring to be formed
Good circulation waterway, in the technical scheme, the sealing ring 410 are preferably O-ring seal, and the O-ring seal is rubber
Glue material matter, high resilience and resilience；Mechanical strength appropriate, including tensile strength, elongation and tearing toughness etc. make
It can be stablized with process neutrality, be not easy to be swollen in the medium, thermal pinch（Joule effect）It is small, and easy processing is molded, and can protect
Accurate size is held, does not corrode contact surface, not pollution medium etc..
The 3D printing mold insert 300 is individually connect with a die heater 100, and 3D printing mold insert internal water channel is given birth in order to prevent
Higher mould temperature is become rusty and needed, therefore uses oil as cooling medium.It is not easy to clearly additionally, due to considering that profile-followed water route is complex-shaped
Water channel dirt is managed, in order to prevent water line block during use, then special filtering net is installed in die heater, so as to filtering off machinery
The operating temperature of impurity, the die heater 100 is 120~160C °.It is additionally provided with plain tubing 200 outside the mold, it is described general
Oil pipe 200 is connect with the 3D printing mold insert die heater 100 and internal water channel 510.The water route of other cavity parts uses another
An outer die heater controls mold temperature.By carrying out complicated conformal cooling water route design inside inlaid piece of mould and adding
Work, more can be close to product profile, and product surface is uniform, and cooling effect is good, provides good radiating efficiency, have traditional water route without
The cooling effect of method analogy.The structural form in 3D printing water route is substantially equal to the structural form of product, in the production of product
Cheng Zhong ensure that product gate portions heat exchange during cooling is with heating is consistent, effectively reduce the life of mold
The period is produced, mold heating cooling efficiency is improved, ensure that the production stability of mold.
The purpose of this utility model is to provide a kind of flip injection molds that can ensure that product appearance and require, by that will pour
Injection system and ejection system（Pushing block）It is installed in cover half side together, to make cast trace and ejection trace be only present in product
Same surface, another surface of product can be made to keep better finish, to ensure and meet the product appearance requirement of high quality；
And 3D printing water route is additionally provided on the mold, which in use, improves mold heating cooling efficiency, ensure that
The production stability of mold.
Still there are many embodiment, all technologies formed using equivalents or equivalent transformation for the utility model
Scheme is all fallen within the scope of protection of the utility model.
Claims (7)
1. a kind of flip-over type carries the injection mold in the profile-followed water route of 3D printing, it is characterised in that：The mold（1）Including being mutually matched
Preceding mould and rear mold,
Baffle plate and front template before being provided on each preceding mould（15）, mould mold insert before being each provided on the front template,
Mould mold insert fixing plate before the preceding mould mold insert is fixed on（16）On,
It is provided with rear baffle plate and rear pattern plate in each rear mold（19）, each rear pattern plate is fixed on rear baffle plate,
It is provided with mold core and rear cavity on each rear pattern plate（17）, the rear cavity（17）It is fixed on rear pattern plate, the rear mold
Rear mold pin (18) is provided in benevolence,
Each preceding mould mold insert and each rear mold mold insert and sliding block match the mold cavity to be formed for injection molding, described
Preceding mould is equipped with the main cast gate being connect with injection machine（8）, the main cast gate（8）With runner（9）It is connected, the runner（9）
It is connected with mold cavity by cast gate,
The first sliding block is symmetrically arranged on the front template（12）, the second sliding block（13）, the first oil cylinder（10）With the second oil cylinder
（11）, first sliding block（12）With the first oil cylinder（10）It is to be fixedly connected by T-slot, the second sliding block（13）With the second oil cylinder
（11）It is to be fixedly connected by T-slot, first sliding block（12）With the first oil cylinder（10）It moves synchronously, the second sliding block（13）
With the second oil cylinder（11）It moves synchronously,
The preceding mould mold insert fixing plate（16）With preceding baffle plate（6）Between be provided with stripper plate（3）,
It is provided with 4 guide posts, the stripper plate in the preceding mould fixed plate（3）, preceding mould mold insert fixing plate（16）And front template
（15）It is slided on guide post.
2. a kind of flip-over type according to claim 1 carries the injection mold in the profile-followed water route of 3D printing, it is characterised in that：Institute
State front template（15）On be fixedly installed one for the pushing block that ejects product（5）.
3. a kind of flip-over type according to claim 1 carries the injection mold in the profile-followed water route of 3D printing, it is characterised in that：Institute
Before stating sprue bush is fixedly installed on baffle plate（7）.
4. a kind of flip-over type according to claim 1 carries the injection mold in the profile-followed water route of 3D printing, it is characterised in that：
The rear mold pin（18）It is fixedly installed on rear cavity（17）On.
5. a kind of flip-over type according to claim 1 carries the injection mold in the profile-followed water route of 3D printing, it is characterised in that：Institute
State rear cavity（17）It is screwed on rear pattern plate.
6. a kind of flip-over type according to claim 1 carries the injection mold in the profile-followed water route of 3D printing, it is characterised in that：Institute
State the first sliding block（12）With the second sliding block（13）On offer T-slot, first oil cylinder（10）With the second oil cylinder（11）On
It is respectively and fixedly provided with the convex block to match with T-slot.
7. a kind of flip-over type according to claim 1 carries the injection mold in the profile-followed water route of 3D printing, it is characterised in that：Institute
It states and is additionally provided with pull rod on mold（14）, the pull rod（14）One end be fixed on front template（15）On, after the other end is fixed on
In template.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721788795.2U CN207841924U (en) | 2017-12-20 | 2017-12-20 | Upside-down injection mold with a 3D printed conformal waterway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721788795.2U CN207841924U (en) | 2017-12-20 | 2017-12-20 | Upside-down injection mold with a 3D printed conformal waterway |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207841924U true CN207841924U (en) | 2018-09-11 |
Family
ID=63421458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721788795.2U Active CN207841924U (en) | 2017-12-20 | 2017-12-20 | Upside-down injection mold with a 3D printed conformal waterway |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207841924U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110126227A (en) * | 2019-05-30 | 2019-08-16 | 开平市盈光机电科技有限公司 | A kind of high efficiency temperature controlled technique of mold cavity edge mold insert combination |
| CN112739043A (en) * | 2020-11-27 | 2021-04-30 | 惠州市特创电子科技股份有限公司 | Deep etching hole control device of circuit board and preparation method of circuit board |
| CN112770505A (en) * | 2020-11-27 | 2021-05-07 | 惠州市特创电子科技股份有限公司 | Circuit board and preparation method thereof |
-
2017
- 2017-12-20 CN CN201721788795.2U patent/CN207841924U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110126227A (en) * | 2019-05-30 | 2019-08-16 | 开平市盈光机电科技有限公司 | A kind of high efficiency temperature controlled technique of mold cavity edge mold insert combination |
| CN112739043A (en) * | 2020-11-27 | 2021-04-30 | 惠州市特创电子科技股份有限公司 | Deep etching hole control device of circuit board and preparation method of circuit board |
| CN112770505A (en) * | 2020-11-27 | 2021-05-07 | 惠州市特创电子科技股份有限公司 | Circuit board and preparation method thereof |
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