CN106346703A - Injection molding punching die - Google Patents
Injection molding punching die Download PDFInfo
- Publication number
- CN106346703A CN106346703A CN201610754297.XA CN201610754297A CN106346703A CN 106346703 A CN106346703 A CN 106346703A CN 201610754297 A CN201610754297 A CN 201610754297A CN 106346703 A CN106346703 A CN 106346703A
- Authority
- CN
- China
- Prior art keywords
- die
- plate
- injection
- fixed
- stamping die
- 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.)
- Pending
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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
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/02—Perforating by punching, e.g. with relatively-reciprocating punch and bed
- B26F1/14—Punching tools; Punching dies
-
- 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
- B29C45/0053—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor combined with a final operation, e.g. shaping
- B29C45/0055—Shaping
-
- 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
- B29C45/0053—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor combined with a final operation, e.g. shaping
- B29C45/0055—Shaping
- B29C2045/0058—Shaping removing material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses an injection molding die, comprising mold body; the mold body is provided with an injection molding part and a pressing part; the mold body comprises a fixed base, a support column and a cavity fixing plate from bottom to top; the cavity fixing plate is provided with an injection molding cavity on one side and a stamping die cavity on the other side; the injection molding part comprises a core plate, a fixed mold plate, a gate sleeve and a gate sleeve fixed plate; the core plate is matched with the injection molding cavity; the stamping die cavity is provided with a die; the stamping part including a die, a pressing plate, a die fixed plate and a die base plate located above the die; the combination mold provided by the injection molding die can improve the distortion defects of the flat plastic parts with holes in the middle, thereby improving the quality of products.
Description
Technical field
The invention belongs to mould production technical field, specifically, it is a kind of injection stamping die.
Background technology
Injection mo(u)lding is a kind of method that high-temperature fusion plastics are expressed to molding in die cavity, for the flat board of middle with hole
For plastic, after injection mo(u)lding, interstitial hole position is susceptible to torsional deformation, when this torsional deformation amount exceed fair
After being permitted error, reform into product defect, thus having influence on the assembling of product, and such defect is not easily repaired, and scrappage is higher,
For this product, due to being limited by structure it is impossible to be improved in structure, therefore consider from the moulding process of product
Handss, to reduce torsional deformation amount, improve quality of item.
Content of the invention
The technical problem to be solved in the present invention is to provide a kind of injection diel, is molded with the flat board improving middle with hole
The torsional deformation of the similar articles such as part, improves quality of item.
For reaching above-mentioned purpose, the technological means that the present invention adopts are: a kind of injection stamping die, including die ontology, institute
State die ontology and be provided with injection portion and pressing part, described die ontology include successively from the bottom to top fixed base, support column with
And impression bolster, described impression bolster side is provided with injection die cavities, and opposite side is provided with punching press die cavity；Described injection portion includes
Core plate, solid plate, sprue bush and sprue bush fixed plate, described core plate is matched with injection die cavities, described core plate with
Pass through pull bar between solid plate to be connected, described pull bar is provided with pull-rod spring, and one end of described pull bar is fixed in solid plate, separately
One end is provided with step；Described stamping die intracavity is provided with die, and described pressing part includes punch above die, pressing plate, convex
Mould fixed plate and punch seat board.
Further, described punch retainer is fixed in punch seat board bottom.
Further, the both sides of described punch are provided with spring.
Further, described spring is located between punch retainer and pressing plate.
Further, it is communicated with the running channel of injection die cavities in described sprue bush.
Further, it is provided with push pedal between described fixed base and impression bolster, described injection die cavities pass through multiple tops
Material bar is connected with push pedal.
Further, described sprue bush is fixed in sprue bush fixed plate, and described solid plate is affixed with sprue bush fixed plate.
Further, described shape keeping plate for sealing and die are fixed by screw.
Further, it is provided with guide pillars and bushes between described die ontology and injection portion.
The beneficial effects of the present invention is: the method that the flat plastic part of middle with hole adopts single injection-molded mostly,
And the design passes through setting injection portion and pressing part on die ontology, replace traditional processing technology, using punching after being first molded
Mode, thus avoiding the flat part of single injection-molded to be distorted in position with holes the defect of deformation, realizing marginal not and moulding
Side punching, in the case of the production efficiency not affecting product, greatly improves the quality of product.
Brief description
Accompanying drawing is used to provide a further understanding of the present invention, and constitutes the part of description, with following tool
Body embodiment is used for explaining the present invention together, but is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the overall structure diagram of the present invention；
In figure labelling: fixed base 1；Support column 10；Impression bolster 2；Die 20；Shape keeping plate for sealing 21；Push pedal 22；Die pad
23；Core plate 3；Solid plate 4；Pull bar 40；Pull-rod spring 41；Sprue bush fixed plate 5；Sprue bush 50；Pressing plate 6；Punch 7；Punch
Fixed plate 8；Spring 80；Punch seat board 9；Guide pillar 100；Guide pin bushing 110.
Below in conjunction with the drawings and specific embodiments, the structure of the present invention and working method are further described in detail.
Specific embodiment
In order to solve the defect of the easy buckling deformation of flat board moulding of middle with hole, the design provides a kind of assembling die,
First injection mo(u)lding is carried out to product, then final finished is obtained using process for stamping, as shown in figure 1, the one kind providing for the design
The structural representation of assembling die, including die ontology, described die ontology is provided with injection portion and pressing part, described injection portion
Realize the injection mo(u)lding to product, described pressing part carries out punching press to product, thus obtaining final finished.
Described die ontology is followed successively by fixed base 1, support column 10 and impression bolster 2 from the bottom to top, and die cavity is fixed
The right side of plate 2 is provided with injection die cavities, left side is provided with punching press die cavity that is to say, that being provided with injection portion, a left side on the right side of impression bolster 2
Side is provided with pressing part, and described injection portion includes core plate 3, solid plate 4, sprue bush 50 and sprue bush fixed plate 5, described type
Central layer 3 is matched with injection die cavities, constitutes the outer surface of injection moulded products, passes through to draw between described core plate 3 and solid plate 4
Bar 40 is connected, and one end of pull bar 40 is fixed in solid plate 4, and the other end is provided with step, and described pull bar 40 is provided with pull bar bullet
Spring 41, under matched moulds state, pull-rod spring 41 is in compressive state, is easy to typing, is communicated with injection molding in described sprue bush 50
The running channel in chamber, sprue bush 50 is fixed by screws in sprue bush fixed plate 5, and solid plate 4 is fixed under sprue bush fixed plate 5
End；With injection portion homonymy, and it is located at and between fixed base 1 and impression bolster 2, is additionally provided with push pedal 22, injection die cavities and push pedal 22
Between be connected by ejector beam 23, the quantity of described ejector beam 23 can be according to the setting of the size reasonable of product, such as the design
The quantity of middle ejector beam is two, is additionally provided with the guide pillar 100 playing the guiding role and guide pin bushing 110 between injection portion and die ontology,
In the portion of injection simultaneously, there are two die joints, be to be the first die joint, core plate 3 and type between core plate 3 and solid plate 4 respectively
It is the second die joint between chamber fixed plate 2；Described stamping die intracavity is provided with die 20, and described die 20 top is provided with and is secured to
The shape keeping plate for sealing 21 connecting, the inner chamber of described shape keeping plate for sealing 21 realizes the positioning to injection moulded products, and described pressing part includes being located at
Punch 7 above shape keeping plate for sealing, pressing plate 6, punch retainer 8 and punch seat board 9, wherein, punch retainer 8 is fixed in convex mould base
Plate 9 bottom, punch 7 both sides are provided with spring 80, and described spring 80 is located between punch retainer 8 and pressing plate 6.
The design is applied to the flat board moulding of middle with hole, and forming process is now described below:
1st, right side injection portion injection: in the presence of injector helical screw agitator, high-temperature fusion plastics are by the running channel in the portion that is molded
Enter pressurize molding after injection die cavities, during die sinking, in the presence of pull-rod spring, the first die joint is opened, core plate and die cavity
Fixed plate moves down, and when at the step being displaced downwardly to pull bar lower end, core plate stopping of being obstructed moves down, and impression bolster continues to move down,
Second die joint is opened, and now, can be taken off the plastics in running channel, is easy to injection mo(u)lding next time；After typing finishes, by ejector beam
Product is ejected；
2nd, matched moulds: in above-mentioned 1, the product of ejection is positioned in the shape keeping plate for sealing of left side pressing part by mechanical hand crawl, solid afterwards
Determine to move on support, support column and impression bolster, injection portion completes matched moulds process, prepare injection mo(u)lding next time, pressing part
Matched moulds completes punch process；
3rd, pressing part punching: during matched moulds, left side pressing part passes through joining of punch and die in above-mentioned 2 injection portions
Closing, going out the hole in the middle of product, thus obtaining final molding product.
Below schematically the present invention and embodiments thereof are described, this description does not have restricted, institute in accompanying drawing
Show is also one of embodiments of the present invention, and actual structure is not limited thereto.So, if the common skill of this area
Art personnel enlightened by it, in the case of without departing from the invention objective, designs and this technical scheme without creative
Similar frame mode and embodiment, all should belong to protection scope of the present invention.
Claims (9)
1. a kind of injection stamping die, including die ontology it is characterised in that: described die ontology is provided with injection portion and punching press
Portion, described die ontology includes fixed base (1), support column (10) and impression bolster (2), described type from the bottom to top successively
Chamber fixed plate (2) side is provided with injection die cavities, and opposite side is provided with punching press die cavity；Described injection portion includes core plate (3), solid plate
(4), sprue bush (50) and sprue bush fixed plate (5), described core plate (3) is matched with injection die cavities, described core plate (3)
It is connected by pull bar (40) between solid plate (4), described pull bar (40) is provided with pull-rod spring (41), described pull bar (40)
One end is fixed in solid plate (4), and the other end is provided with step；Described stamping die intracavity is provided with die (20), described pressing part bag
Include punch (7) above die (20), pressing plate (6), punch retainer (8) and punch seat board (9).
2. a kind of injection stamping die according to claim 1 it is characterised in that: described punch retainer (8) is fixed in convex
Die holder plate (9) bottom.
3. a kind of injection stamping die according to claim 1 it is characterised in that: the both sides of described punch (8) are provided with spring
(80).
4. a kind of injection stamping die according to claim 3 it is characterised in that: described spring (80) is located at punch retainer
(8) and pressing plate (9) between.
5. a kind of injection stamping die according to claim 1 it is characterised in that: be communicated with described sprue bush (50) noting
The running channel in plastotype chamber.
6. a kind of injection stamping die according to claim 1 it is characterised in that: described fixed base (1) is fixed with die cavity
It is provided with push pedal (22), described injection die cavities are connected with push pedal (22) by multiple ejector beams (23) between plate (2).
7. a kind of injection stamping die according to claim 1 it is characterised in that: described sprue bush (50) is fixed on sprue bush
In fixed plate (5), described solid plate (4) is affixed with sprue bush fixed plate (5).
8. a kind of injection stamping die according to claim 1 it is characterised in that: described shape keeping plate for sealing (21) is led to die (20)
Cross screw to fix.
9. a kind of injection stamping die according to claim 1 it is characterised in that: set between described die ontology and injection portion
There are guide pillar (100) and guide pin bushing (110).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610754297.XA CN106346703A (en) | 2016-08-29 | 2016-08-29 | Injection molding punching die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610754297.XA CN106346703A (en) | 2016-08-29 | 2016-08-29 | Injection molding punching die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106346703A true CN106346703A (en) | 2017-01-25 |
Family
ID=57856144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610754297.XA Pending CN106346703A (en) | 2016-08-29 | 2016-08-29 | Injection molding punching die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106346703A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109454888A (en) * | 2018-10-09 | 2019-03-12 | 饶银娥 | Production mould is used in a kind of punching press injection molding |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62176818A (en) * | 1986-01-31 | 1987-08-03 | Matsuda Seisakusho:Kk | Automatic apparatus for removing resin burr of injection molding |
| CN101746016A (en) * | 2008-12-11 | 2010-06-23 | 三星电子株式会社 | Injection molding system and injection molding method |
| CN202462770U (en) * | 2012-03-06 | 2012-10-03 | 重庆秦川实业（集团）股份有限公司 | Three-color mould for automobile lamp |
| CN204451044U (en) * | 2015-01-30 | 2015-07-08 | 昆山市致高远精密模具有限公司 | The rotatable injection mold of a kind of mavable module core |
| CN206690461U (en) * | 2016-08-29 | 2017-12-01 | 芜湖众力部件有限公司 | One kind injection stamping die |
-
2016
- 2016-08-29 CN CN201610754297.XA patent/CN106346703A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62176818A (en) * | 1986-01-31 | 1987-08-03 | Matsuda Seisakusho:Kk | Automatic apparatus for removing resin burr of injection molding |
| CN101746016A (en) * | 2008-12-11 | 2010-06-23 | 三星电子株式会社 | Injection molding system and injection molding method |
| CN202462770U (en) * | 2012-03-06 | 2012-10-03 | 重庆秦川实业（集团）股份有限公司 | Three-color mould for automobile lamp |
| CN204451044U (en) * | 2015-01-30 | 2015-07-08 | 昆山市致高远精密模具有限公司 | The rotatable injection mold of a kind of mavable module core |
| CN206690461U (en) * | 2016-08-29 | 2017-12-01 | 芜湖众力部件有限公司 | One kind injection stamping die |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109454888A (en) * | 2018-10-09 | 2019-03-12 | 饶银娥 | Production mould is used in a kind of punching press injection molding |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170125 |
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| RJ01 | Rejection of invention patent application after publication |