CN106738646A - Mould - Google Patents
Mould Download PDFInfo
- Publication number
- CN106738646A CN106738646A CN201611187580.5A CN201611187580A CN106738646A CN 106738646 A CN106738646 A CN 106738646A CN 201611187580 A CN201611187580 A CN 201611187580A CN 106738646 A CN106738646 A CN 106738646A
- Authority
- CN
- China
- Prior art keywords
- pilot pin
- mould
- pin
- cavity
- 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
Links
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
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14065—Positioning or centering articles in the mould
-
- 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
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14065—Positioning or centering articles in the mould
- B29C2045/14147—Positioning or centering articles in the mould using pins or needles penetrating through the insert
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The present invention provides a kind of mould, and the mould is used to that inserts position and then carries out Shooting Technique, and inserts is provided with location hole, and the mould includes die and pilot pin, and die is provided with the pilot pin pin hole of up/down perforation；It is plugged in pilot pin pin hole pilot pin scalability and protrudes from the surface of die, pilot pin includes column body segment and is connected to the conical section of column body segment upper end, the diameter of column body segment matches with the aperture of pilot pin pin hole, the diameter of conical section successively decreases from column body segment, the diameter with diameter greater than location hole at the cone bottom of conical section, inserts is positioned by location hole and is nested with conical section with so that the center line of location hole is overlapped with the center line of conical section and scalability based on pilot pin is so that inserts accurate positioning.The mould for providing of the invention can avoid rigid active force from causing inserts deformed damaged and position inaccurate when inserts and pilot pin are to slotting and extraction.
Description
Technical field
It is more particularly to a kind of for manufacturing in inserts face-piece mould the invention belongs to the manufacturing technology field of mobile phone component
The mould of injection.
Background technology
Inserts (insert-molding) face-piece in-mould injection has been one of current main-stream mobile phone main components, and inserts was both
Can be that metal can also plastic parts.Mould is heated can be expanded, and the relatively cool state position of pilot pin can offset.
Also referring to Fig. 1 and Fig. 2, wherein, Fig. 1 is a kind of overlooking the structure diagram of mould in the prior art；Fig. 2 is
Cross section structure schematic diagram in Fig. 1 at A-A.
As depicted in figs. 1 and 2, the mould includes die 10 and pilot pin 20, and pilot pin 20 is fixedly installed on die 10,
Inserts 30 is nested with pilot pin 20, and because the diameter of the location hole of the diameter than inserts 30 of pilot pin 20 is small, (cumulative actual is public
Difference is bigger), cause inserts 30 to be placed on mould 10 and position not precisely, inserts 30 and mould can cause mould pressure to inserting in production
Mould, the location hole drawing-die of inserts 30 cause inserts 30 to draw deformation etc..
The content of the invention
The present invention provides a kind of mould, and to solve, inserts positioning is inaccurate in the prior art and the technology of pressing mold can be caused to ask
Topic.
In order to solve the above technical problems, one aspect of the present invention is：A kind of mould is provided, for inserts
Position and then carry out Shooting Technique, the inserts is provided with location hole, it is characterised in that the mould includes die and determines
Position pin, the die is provided with the pilot pin pin hole of up/down perforation；It is plugged in the pilot pin pin pilot pin scalability
In hole and the surface of the die is protruded from, the pilot pin includes column body segment and is connected to the taper of the column body segment upper end
Section, the diameter of the column body segment matches with the aperture of the pilot pin pin hole, and the diameter of the conical section is from the column body segment
Successively decrease, the diameter with diameter greater than the location hole at the cone bottom of the conical section, the inserts passes through the location hole positioning sleeve
Put on the conical section with so that the center line of the location hole overlaps and based on described fixed with the center line of the conical section
The scalability of position pin causes the inserts accurate positioning.
According to one preferred embodiment of the present invention, the mould also includes pneumatic shuttle, and the pneumatic shuttle is used for described
The bottom of pilot pin described in Pneumatic pushing is provided before die matched moulds, and air pressure revocation jacking force is closed in matched moulds.
According to one preferred embodiment of the present invention, the mould also includes elastic component, and the elastic component is located in the die,
For the pilot pin to be resetted when the pneumatic shuttle closes air pressure.
According to one preferred embodiment of the present invention, the lower end of the pilot pin pin hole is provided with step chamber, and the step chamber includes
The first cavity and the second cavity being arranged concentrically, the diameter with diameter greater than second cavity of first cavity, described
The depth of one cavity is less than the depth of second cavity, and the pilot pin also includes being connected to the end of the column body segment lower end
Cap, the end cap is arranged in first cavity, and the elastic component is arranged in second cavity.
According to one preferred embodiment of the present invention, the elastic component is spring or elastic rubber ring, is nested with the column body segment
On, one end of the elastic component is abutted against with the bottom of second cavity, and the other end is abutted against with the end cap.
According to one preferred embodiment of the present invention, the pneumatic shuttle includes air pump, tracheae and assistor, the assistor
The outer end of the end cap is arranged on, with the air pump be connected the assistor by the tracheae.
According to one preferred embodiment of the present invention, the die is the upper cores or lower die of the mould.
According to one preferred embodiment of the present invention, the location hole is at least two, and the corresponding pilot pin is at least two
It is individual.
According to one preferred embodiment of the present invention, the location hole is three, and the corresponding pilot pin is three.
The beneficial effects of the invention are as follows：The situation of prior art is different from, the mould that the present invention is provided is in inserts and positioning
Rigid active force can be avoided during for slotting and extraction causes inserts deformed damaged and positioning inaccurate.
Brief description of the drawings
Technical scheme in order to illustrate more clearly the embodiments of the present invention, below will be to that will make needed for embodiment description
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for
For those of ordinary skill in the art, on the premise of not paying creative work, other can also be obtained according to these accompanying drawings
Accompanying drawing, wherein：
Fig. 1 is a kind of overlooking the structure diagram of mould in the prior art；
Fig. 2 is the cross section structure schematic diagram at A-A in Fig. 1；
Fig. 3 is the overlooking the structure diagram of the mould that the present invention is provided；
Fig. 4 is pilot pin and the mplifying structure schematic diagram of inserts cooperation in Fig. 3.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Also referring to Fig. 3 and Fig. 4, wherein, Fig. 3 is the overlooking the structure diagram of the mould that the present invention is provided；Fig. 4 is figure
The mplifying structure schematic diagram that pilot pin coordinates with inserts in 3.
As shown in Figure 3 and Figure 4, the present invention provides a kind of mould, and the mould is used to inserts 300 position and then is carried out
Shooting Technique, inserts 300 is provided with location hole 301, and mould includes die 100 and pilot pin 200, and die 100 is provided with and passes through up and down
Logical pilot pin pin hole 110；It is plugged in pilot pin pin hole 110 scalability of pilot pin 200 and protrudes from the table of die 100
Face, pilot pin 200 includes column body segment 210 and is connected to the conical section 220 of the upper end of column body segment 210, the diameter of column body segment 210 with it is fixed
The aperture of position pin pin hole 110 matches, and the diameter of conical section 220 successively decreases from column body segment 210, the cone bottom 221 of conical section 220 it is straight
Footpath is more than the diameter of location hole 301, and inserts 300 is positioned by location hole 301 and is nested with conical section 220 to cause location hole
301 center line overlaps with the center line of conical section 220 and the scalability based on pilot pin 200 is so that the positioning accurate of inserts 300
It is accurate.
In embodiments of the present invention, mould also includes pneumatic shuttle 400, and pneumatic shuttle 400 is used for before the matched moulds of die 100
The bottom of Pneumatic pushing pilot pin 200 is provided, and air pressure revocation jacking force is closed in matched moulds.
Accordingly, mould also includes elastic component 500, and elastic component 500 is located in die 100, for being closed in pneumatic shuttle 400
Pilot pin 200 is resetted during pressure of holding one's breath.Wherein, the elastic force of the elastic component 500 is less than the jacking force that pneumatic shuttle 400 is provided.
As shown in figure 1, the lower end of pilot pin pin hole 110 is provided with step chamber 120, step chamber 120 include being arranged concentrically the
One cavity 121 and the second cavity 122, the diameter with diameter greater than the second cavity 122 of the first cavity 121, the depth of the first cavity 121
Degree is less than the depth of the second cavity 122, and pilot pin 200 also includes being connected to the end cap 230 of the lower end of column body segment 210, and end cap 230 sets
Put in the first cavity 121, elastic component 500 is arranged in the second cavity 122.
In a particular embodiment, elastic component 500 is spring or elastic rubber ring, is nested with column body segment 210, elastic component
500 one end is abutted against with the bottom of the second cavity 122, and the other end is abutted against with end cap 230.
In embodiments of the present invention, pneumatic shuttle 400 includes air pump 410, tracheae 420 and assistor 430, assistor
With air pump 410 be connected assistor 430 by 430 outer ends for being arranged on end cap 230, tracheae 420.
Foregoing die 100 can be the upper cores 100 or lower die 100 of mould, and location hole 301 is at least two, accordingly
Pilot pin 200 be at least two.Usually, location hole 301 can be three, and corresponding pilot pin 200 is also three.
In sum, it should be readily apparent to one skilled in the art that the mould of present invention offer is in inserts 300 and pilot pin 200
Rigid active force can be avoided during to inserting and extract causes the deformed damaged of inserts 300 and positioning inaccurate, can avoid the occurrence of pressing mold and show
As.
Embodiments of the invention are these are only, the scope of the claims of the invention is not thereby limited, it is every to be said using the present invention
Equivalent structure or equivalent flow conversion that bright book and accompanying drawing content are made, or directly or indirectly it is used in other related technology necks
Domain, is included within the scope of the present invention.
Claims (9)
1. then a kind of mould, Shooting Technique is carried out for inserts position, and the inserts is provided with location hole, its feature
It is that the mould includes die and pilot pin, the die is provided with the pilot pin pin hole of up/down perforation；The pilot pin can stretch
The surface of the die is plugged in contracting in the pilot pin pin hole and protrudes from, the pilot pin includes column body segment and connection
In the conical section of the column body segment upper end, the diameter of the column body segment matches with the aperture of the pilot pin pin hole, the cone
The diameter of shape section successively decreases from the column body segment, the diameter with diameter greater than the location hole at the cone bottom of the conical section, described embedding
Part is positioned by the location hole and is nested with the conical section to cause the center line and the conical section of the location hole
Center line overlaps and the scalability based on the pilot pin is so that the inserts accurate positioning.
2. mould according to claim 1, it is characterised in that the mould also includes pneumatic shuttle, the pneumatic shuttle
Bottom for providing pilot pin described in Pneumatic pushing before the die matched moulds, and air pressure revocation pushing tow is closed in matched moulds
Power.
3. mould according to claim 2, it is characterised in that the mould also includes elastic component, the elastic component is located at
In the die, for the pilot pin to be resetted when the pneumatic shuttle closes air pressure.
4. mould according to claim 3, it is characterised in that the lower end of the pilot pin pin hole is provided with step chamber, described
Step chamber includes the first cavity and the second cavity that are arranged concentrically, first cavity it is straight with diameter greater than second cavity
Footpath, the depth of the depth less than second cavity of first cavity, the pilot pin also includes being connected to the column body segment
The end cap of lower end, the end cap is arranged in first cavity, and the elastic component is arranged in second cavity.
5. mould according to claim 4, it is characterised in that the elastic component is spring or elastic rubber ring, is nested with
On the column body segment, one end of the elastic component abuts against with the bottom of second cavity, and the other end offsets with the end cap
Connect.
6. mould according to claim 5, it is characterised in that the pneumatic shuttle includes air pump, tracheae and assistor,
The assistor is arranged on the outer end of the end cap, and with the air pump be connected the assistor by the tracheae.
7. mould according to claim 6, it is characterised in that the die is the upper cores or lower die of the mould.
8. mould according to claim 7, it is characterised in that the location hole is at least two, the corresponding positioning
Pin is at least two.
9. mould according to claim 8, it is characterised in that the location hole is three, the corresponding pilot pin is
Three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611187580.5A CN106738646A (en) | 2016-12-20 | 2016-12-20 | Mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611187580.5A CN106738646A (en) | 2016-12-20 | 2016-12-20 | Mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106738646A true CN106738646A (en) | 2017-05-31 |
Family
ID=58896347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611187580.5A Pending CN106738646A (en) | 2016-12-20 | 2016-12-20 | Mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106738646A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109016344A (en) * | 2018-09-30 | 2018-12-18 | 无锡安迈科技有限公司 | Fixed mechanism of the filter screen cloth in injection mold |
| CN110757846A (en) * | 2019-10-30 | 2020-02-07 | 航天特种材料及工艺技术研究所 | Positioning structure and positioning method of surface layer insert |
| CN111775391A (en) * | 2019-04-04 | 2020-10-16 | 上海库石医疗技术有限公司 | Structure for embedding flexible sheet in rubber product and method thereof |
| CN114889043A (en) * | 2022-07-12 | 2022-08-12 | 成都宝利根创科电子有限公司 | Wire harness terminal positioning device for injection mold |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1158390A (en) * | 1997-08-08 | 1999-03-02 | Eng Yamada:Kk | Manufacture of seismic isolator and its vulcanization mold |
| CN201922518U (en) * | 2010-12-24 | 2011-08-10 | 捷荣模具工业(东莞)有限公司 | Positioning needle structure for fixing steel sheets in die cavity |
| CN202623070U (en) * | 2012-06-19 | 2012-12-26 | 东莞劲胜精密组件股份有限公司 | Fixing structure for small steel discs in injection moulds |
| CN202640678U (en) * | 2012-06-27 | 2013-01-02 | 东莞劲胜精密组件股份有限公司 | Injection mould inner steel disc fall-prevention structure |
| CN203460390U (en) * | 2013-08-30 | 2014-03-05 | 东莞誉铭新工业有限公司 | Mold with locating pin device |
-
2016
- 2016-12-20 CN CN201611187580.5A patent/CN106738646A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1158390A (en) * | 1997-08-08 | 1999-03-02 | Eng Yamada:Kk | Manufacture of seismic isolator and its vulcanization mold |
| CN201922518U (en) * | 2010-12-24 | 2011-08-10 | 捷荣模具工业(东莞)有限公司 | Positioning needle structure for fixing steel sheets in die cavity |
| CN202623070U (en) * | 2012-06-19 | 2012-12-26 | 东莞劲胜精密组件股份有限公司 | Fixing structure for small steel discs in injection moulds |
| CN202640678U (en) * | 2012-06-27 | 2013-01-02 | 东莞劲胜精密组件股份有限公司 | Injection mould inner steel disc fall-prevention structure |
| CN203460390U (en) * | 2013-08-30 | 2014-03-05 | 东莞誉铭新工业有限公司 | Mold with locating pin device |
Non-Patent Citations (1)
| Title |
|---|
| 骆俊廷等: "《塑料成型模具设计（第2版）》", 30 September 2014, 国防工业出版社 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109016344A (en) * | 2018-09-30 | 2018-12-18 | 无锡安迈科技有限公司 | Fixed mechanism of the filter screen cloth in injection mold |
| CN111775391A (en) * | 2019-04-04 | 2020-10-16 | 上海库石医疗技术有限公司 | Structure for embedding flexible sheet in rubber product and method thereof |
| CN110757846A (en) * | 2019-10-30 | 2020-02-07 | 航天特种材料及工艺技术研究所 | Positioning structure and positioning method of surface layer insert |
| CN114889043A (en) * | 2022-07-12 | 2022-08-12 | 成都宝利根创科电子有限公司 | Wire harness terminal positioning device for injection mold |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170531 |