CN105014880B - A kind of solid injecting products mould of heavy wall - Google Patents
A kind of solid injecting products mould of heavy wall Download PDFInfo
- Publication number
- CN105014880B CN105014880B CN201510444567.2A CN201510444567A CN105014880B CN 105014880 B CN105014880 B CN 105014880B CN 201510444567 A CN201510444567 A CN 201510444567A CN 105014880 B CN105014880 B CN 105014880B
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- CN
- China
- Prior art keywords
- plates
- plate
- hole
- moving core
- guide pin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
-
- 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
- B29C45/36—Moulds having means for locating or centering cores
-
- 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
-
- 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
- B29C45/36—Moulds having means for locating or centering cores
- B29C2045/363—Moulds having means for locating or centering cores using a movable core or core part
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The present invention discloses a kind of solid injecting products mould of heavy wall, the moving core in injection molding cavity and extension chamber, elastic component and baffle plate are sequentially connected, in injection, injection pressure promotes moving core, moving core is in guide stop block, moved horizontally under the constraint of slide guide pin and spacing hole and compression elastic piece, in the process moving core by elastic component reaction force reverse extrusion product, add the pressure that product in injection molding process is subject to, improve Shrinkage Problem of the product in shaping, improve product quality, product is set to reach use requirement, so as to reduce production cost, the solid injecting products mould of heavy wall of the present invention embodies advanced mold design and manufacturing technology etc..
Description
Technical field
The present invention relates to injection mold field, more particularly, to a kind of solid injecting products mould of heavy wall.
Background technology
At present, in injection production heavy wall solid product, after injection molding due to the pressure in injection molding process not enough
Product there is insoluble serious Shrinkage Problem, the shrinkage cavity of product has influence on the quality of product, and serious meeting makes its property
Application target can be unable to reach.If being machined to product using bar, the raising of buying material cost and material can be caused serious
Waste.
The content of the invention
Be present the defect of shrinkage cavity to overcome in the present invention, carry during the injection production heavy wall solid product described in above-mentioned prior art
It can solve for a kind of low cost and effectively the solid injecting products mould of heavy wall of Shrinkage Problem.
In order to solve the above technical problems, technical scheme is as follows：
A kind of solid injecting products mould of heavy wall, the mould includes being provided with injecting hole, A on A plates and B plates, A plates
The injection molding cavity connected with injecting hole is provided between plate and B plates, one end of the injection molding cavity is connected with injecting hole, injection molding cavity it is another
One end is connected with stretching out the extension chamber of A plates and B plates, and the end of extension chamber, which is provided with baffle plate, the injection molding cavity, is additionally provided with work
Be provided with through hole inside ejector half core and guide stop block, the guide stop block, the moving core passes through the through hole, moving core with
The elastic component for being placed in extension intracavitary is provided between baffle plate, one end of moving core offsets with the elastic component, moving core
The other end is socketed with stop collar, and the diameter of stop collar is more than the diameter of through hole；The cavity wall of the extension chamber is provided with spacing hole, limit
Moving core is also extended through when passing through spacing hole through a slide guide pin and the slide guide pin on the hole of position.
In a kind of preferred scheme, in specific implementation process, the mould also includes being used to determine slide guide pin
The slide guide pin positioning device for use of position, the slide guide pin positioning device for use is arranged on the side of A plates.
In a kind of preferred scheme, the slide guide pin positioning device for use is that two ends are vertical, one section of slide plate of intermediate, inclined,
One end of slide plate is fixed on the side of the A plates.Before injection, slide guide finger setting is in one end of the close A plates of slide plate；
During injection, moving core drives slide guide pin to be moved to baffle plate direction；During die sinking, the drive slide plate that moves up of A plates is moved up, slide plate
On when moving on to certain position, slide guide finger setting is in one end of the remote A plates of slide plate, and now, the elastic force of elastic component passes through slide guide
Pin is acted on slide plate, you can take out the product of shaping.
In a kind of preferred scheme, the mould also includes panel, supporting plate, face needle plate, bottom needle plate, bottom plate and spacing
Plate, panel, A plates, B plates, supporting plate are sequentially connected, and face needle plate, bottom needle plate and bottom plate are sequentially connected, and limiting plate is solid by limited screw
It is scheduled on the side of A plates, B plates, supporting plate, face needle plate and bottom needle plate.A plates and B plates can be completed in limiting plate institute by unclamping limited screw
Molded on the direction of restriction, mould assembling action, the fixation of A plates and B plates can be completed by tightening limited screw.
In a kind of preferred scheme, the slide guide pin is fixed in activity core pattern by steady pin.Steady pin can be prevented
Only slide guide pin comes off in motion.
In a kind of preferred scheme, centre hole corresponding with the injecting hole, the centre hole are provided with the B plates
In be provided with thimble.After die sinking, thimble is used to eject the product of shaping, is easy to operation.
In a kind of preferred scheme, the elastic component is spring.
In a kind of preferred scheme, the stop collar is copper sheathing.Copper sheathing prevents that moving core skids off guiding gear during injection
The through hole of block.
Compared with prior art, the beneficial effect of technical solution of the present invention is：The present invention discloses a kind of solid injection of heavy wall
Product forming mould, because moving core, elastic component and baffle plate are sequentially connected in injection molding cavity and extension chamber, in injection, note
Blow pressure promotes moving core, and moving core moves horizontally under the constraint of guide stop block, slide guide pin and spacing hole and compresses bullet
Property part, in the process moving core by elastic component reaction force reverse extrusion product, add in injection molding process
The pressure that product is subject to, improves Shrinkage Problem of the product in shaping, improves product quality, product is reached use requirement,
So as to reduce production cost.
Brief description of the drawings
Fig. 1 is the sectional drawing of the solid injecting products mould of heavy wall of the present invention.
Fig. 2 is the stereogram of the solid injecting products mould of heavy wall of the present invention.
Fig. 3 is the side view of the solid injecting products mould of heavy wall of the present invention.
Fig. 4 is the profile before the product injection of the solid injecting products mould of heavy wall of the present invention.
Fig. 5 is the profile after the product injection of the solid injecting products mould of heavy wall of the present invention.
Fig. 6 is the profile after the product die sinking of the solid injecting products mould of heavy wall of the present invention.
Profile when Fig. 7 is heavy wall of the present invention solid injecting products mould ejecting product.
Wherein：1st, A plates；2nd, B plates；3rd, injecting hole；4th, injection molding cavity；5th, chamber is extended；6th, baffle plate；7th, moving core；8th, it is oriented to
Block；9th, elastic component；10th, stop collar；11st, spacing hole；12nd, slide guide pin；13rd, slide plate；14th, steady pin；15th, thimble；16th, face
Plate；17th, supporting plate；18th, face needle plate；19th, bottom needle plate；20th, bottom plate；21 limiting plates；22nd, limited screw；23rd, product.
Embodiment
Accompanying drawing being given for example only property explanation, it is impossible to be interpreted as the limitation to this patent；
In order to more preferably illustrate the present embodiment, some parts of accompanying drawing have omission, zoomed in or out, and do not represent actual product
Size；
To those skilled in the art, it is to be appreciated that some known features and its explanation, which may be omitted, in accompanying drawing
's.
Technical scheme is described further with reference to the accompanying drawings and examples.
Embodiment 1
As shown in Figure 1-2, a kind of solid injecting products mould of heavy wall, the mould includes A plates 1 and B plates 2, A plates 1
On be provided with injecting hole 3, the injection molding cavity 4 connected with injecting hole 3, one end of the injection molding cavity 4 are provided between A plates 1 and B plates 2
Connected with injecting hole 3, the other end of injection molding cavity 4 is connected with stretching out the extension chamber 5 of A plates 1 and B plates 2, the end of extension chamber 5 is set
Have and moving core 7 and guide stop block 8 be additionally provided with baffle plate 6, the injection molding cavity 4, the inside of guide stop block 8 is provided with through hole,
The moving core 7 passes through the through hole, and the elastic component 9 being placed in extension chamber 5 is provided between moving core 7 and baffle plate 6, living
One end of ejector half core 7 offsets with the elastic component 9, and the other end of moving core 7 is socketed with stop collar 10, and the diameter of stop collar is big
In the diameter of through hole；The cavity wall of the extension chamber 5, which is provided with spacing hole 11, spacing hole 11, passes through a slide guide pin 12 and the slide guide
Pin 12 also extends through moving core 7 when passing through spacing hole 11.
In specific implementation process, in specific implementation process, the mould also includes being used to determine slide guide pin 12
The slide guide pin positioning device for use of position, the slide guide pin positioning device for use is arranged on the side of A plates 1.
In specific implementation process, the slide guide pin positioning device for use is that two ends are vertical, one section of slide plate 13 of intermediate, inclined,
One end of slide plate 13 is fixed on the side of the A plates 1.Before injection, slide guide pin 12 is positioned at the close A plates 1 of slide plate 13
One end；In injection, moving core 7 drives the direction movement of 12 baffle plate of slide guide pin 6；During die sinking, A plates 1 move up drive slide guide
Plate 13 is moved up, when moving on to certain position on slide plate 13, and slide guide pin 12 is positioned at one end of the remote A plates 1 of slide plate 13, this
When, the elastic force of elastic component 9 is acted on slide plate 13 by slide guide pin 12, you can take out the product of shaping.
In specific implementation process, the slide guide pin 12 is fixed in activity core pattern by steady pin 14.The energy of steady pin 14
Enough prevent slide guide pin 12 from being come off in motion.
In specific implementation process, it is provided with the B plates 2 and the corresponding centre hole of the injecting hole 3, the centre hole
In be provided with thimble 15.After die sinking, thimble 15 is used to eject the product of shaping, is easy to operation.
In specific implementation process, the elastic component 9 is spring.
In specific implementation process, the stop collar 10 is copper sheathing.Copper sheathing prevents that moving core 7 skids off guiding gear during injection
The through hole of block 8.
As shown in figure 3, in specific implementation process, the mould also includes panel 16, supporting plate 17, face needle plate 18, bottom pin
Plate 19, bottom plate 20 and limiting plate 21, panel 16, A plates 1, B plates 2, supporting plate 17 are sequentially connected, face needle plate 18, bottom needle plate 19 and bottom plate
20 are sequentially connected, and limiting plate 21 is fixed on A plates 1, B plates 2, supporting plate 17, face needle plate 18 and bottom needle plate 19 by limited screw 22
Sideways.Release limited screw 22 can complete A plates 1 and B plates 2 are molded on the direction that limiting plate 21 is limited, matched moulds is moved
Make, the fixation of A plates 1 and B plates 2 can be completed by tightening limited screw 22.
The operation principle of the solid injecting products mould of heavy wall of the present invention is：
As illustrated in figures 4-5, in injection, it is molded from injecting hole 3, injection pressure promotes moving core 7, moving core
7 move horizontally and compression elastic piece 9 under the constraint of guide stop block 8, slide guide pin 12 and spacing hole 11, in the process active type
The reverse extrusion product 23 by the reaction force of elastic component 9 of core 7, adds the pressure that product 23 is subject in injection molding process,
Improve Shrinkage Problem of the product 23 in shaping.
As shown in Figure 3 and Figure 6, in die sinking, limited screw 22 is unclamped, A plates 1, which are moved up, makes A plates 1 and B plates 2 in limiting plate
Molded on 21 directions limited, the drive slide plate 13 that moves up of A plates 1 is moved up, when moving on to certain position on slide plate 13,
Slide guide pin 12 is positioned at one end of the remote A plates 1 of slide plate 13, now, and the elastic force of elastic component 9 is acted on by slide guide pin 12 leads
On slide plate 13, you can take out the product 23 of shaping.
As shown in fig. 7, after die sinking, thimble 15 ejects the product 23 of shaping upwards.
The present invention discloses a kind of solid injecting products mould of heavy wall, due to the active type in injection molding cavity 4 and extension chamber 5
Core 7, elastic component 9 and baffle plate 6 are sequentially connected, and in injection, injection pressure promotes moving core 7, and moving core 7 is in guide stop block
8th, moved horizontally under the constraint of slide guide pin 12 and spacing hole 11 and compression elastic piece 9, moving core 7 is by elasticity in the process
The reaction force of part 9 and reverse extrusion product 23, add the pressure that product 23 is subject in injection molding process, improve product 23
Shrinkage Problem in shaping, improves the mass of product 23, product 23 is reached use requirement, so as to reduce production cost.
The same or analogous part of same or analogous label correspondence；
Term the being given for example only property explanation of position relationship described in accompanying drawing, it is impossible to be interpreted as the limitation to this patent；
Obviously, the above embodiment of the present invention is only intended to clearly illustrate example of the present invention, and is not pair
The restriction of embodiments of the present invention.For those of ordinary skill in the field, may be used also on the basis of the above description
To make other changes in different forms.There is no necessity and possibility to exhaust all the enbodiments.It is all this
Any modifications, equivalent substitutions and improvements made within the spirit and principle of invention etc., should be included in the claims in the present invention
Protection domain within.
Claims (6)
1. a kind of solid injecting products mould of heavy wall, the mould includes being provided with injecting hole, A plates on A plates and B plates, A plates
The injection molding cavity connected with injecting hole is provided between B plates, it is characterised in that one end of the injection molding cavity is connected with injecting hole,
The other end of injection molding cavity is connected with stretching out the extension chamber of A plates and B plates, and the end of extension chamber is provided with baffle plate, the injection molding cavity
It is additionally provided with inside moving core and guide stop block, the guide stop block and is provided with through hole, the moving core passes through the through hole,
The elastic component for being placed in extension intracavitary is provided between moving core and baffle plate, one end of moving core offsets with the elastic component,
The other end of moving core is socketed with stop collar, and the diameter of stop collar is more than the diameter of through hole；Set in the cavity wall of the extension chamber
Moving core is also extended through when passing through spacing hole through a slide guide pin and the slide guide pin on limited location hole, spacing hole；
The mould also includes the slide guide pin positioning device for use for being used to position slide guide pin, and the slide guide pin positioning device for use is set
In the side of A plates；
The slide guide pin positioning device for use is that two ends are vertical, one section of slide plate of intermediate, inclined, and one end of slide plate is fixed on the A
The side of plate.
2. the solid injecting products mould of heavy wall according to claim 1, it is characterised in that the mould also includes face
Plate, supporting plate, face needle plate, bottom needle plate, bottom plate and limiting plate, panel, A plates, B plates, supporting plate are sequentially connected, face needle plate, bottom needle plate and
Bottom plate is sequentially connected, and limiting plate is fixed on the side of A plates, B plates, supporting plate, face needle plate and bottom needle plate by limited screw.
3. the solid injecting products mould of heavy wall according to claim 1, it is characterised in that the slide guide pin passes through solid
Rationed marketing is fixed in activity core pattern.
4. the solid injecting products mould of heavy wall according to claim 1, it is characterised in that be provided with the B plates
Thimble is provided with centre hole corresponding with the injecting hole, the centre hole.
5. the solid injecting products mould of heavy wall according to claim 1, it is characterised in that the elastic component is bullet
Spring.
6. the solid injecting products mould of heavy wall according to claim any one of 1-5, it is characterised in that described spacing
Cover for copper sheathing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510444567.2A CN105014880B (en) | 2015-07-27 | 2015-07-27 | A kind of solid injecting products mould of heavy wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510444567.2A CN105014880B (en) | 2015-07-27 | 2015-07-27 | A kind of solid injecting products mould of heavy wall |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105014880A CN105014880A (en) | 2015-11-04 |
| CN105014880B true CN105014880B (en) | 2017-08-22 |
Family
ID=54405348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510444567.2A Active CN105014880B (en) | 2015-07-27 | 2015-07-27 | A kind of solid injecting products mould of heavy wall |
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| Country | Link |
|---|---|
| CN (1) | CN105014880B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107030968B (en) * | 2017-05-27 | 2023-03-28 | 上海秉创电子科技有限公司 | Sample plate and material block laminated injection mold |
| CN110625086A (en) * | 2019-09-26 | 2019-12-31 | 浙江华朔科技股份有限公司 | Die casting die mold core structure with front blocking insert |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201720411U (en) * | 2010-07-28 | 2011-01-26 | 重庆东科模具制造有限公司 | Die-casting die provided with local pressing device |
| CN103600471A (en) * | 2013-10-29 | 2014-02-26 | 昌辉汽车电器（黄山）股份公司 | Injection mold with insert assembling structure |
| CN204398266U (en) * | 2014-12-16 | 2015-06-17 | 河南机电高等专科学校 | Injection molding secondary side picking device |
| CN204955283U (en) * | 2015-07-27 | 2016-01-13 | 广东联塑科技实业有限公司 | Solid injection moulding product forming die of thick wall |
-
2015
- 2015-07-27 CN CN201510444567.2A patent/CN105014880B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201720411U (en) * | 2010-07-28 | 2011-01-26 | 重庆东科模具制造有限公司 | Die-casting die provided with local pressing device |
| CN103600471A (en) * | 2013-10-29 | 2014-02-26 | 昌辉汽车电器（黄山）股份公司 | Injection mold with insert assembling structure |
| CN204398266U (en) * | 2014-12-16 | 2015-06-17 | 河南机电高等专科学校 | Injection molding secondary side picking device |
| CN204955283U (en) * | 2015-07-27 | 2016-01-13 | 广东联塑科技实业有限公司 | Solid injection moulding product forming die of thick wall |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105014880A (en) | 2015-11-04 |
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