CN106944602A - A kind of quick-replaceable structure of die casting core pulling core pin - Google Patents
A kind of quick-replaceable structure of die casting core pulling core pin Download PDFInfo
- Publication number
- CN106944602A CN106944602A CN201710267994.7A CN201710267994A CN106944602A CN 106944602 A CN106944602 A CN 106944602A CN 201710267994 A CN201710267994 A CN 201710267994A CN 106944602 A CN106944602 A CN 106944602A
- Authority
- CN
- China
- Prior art keywords
- core
- pulling
- mold insert
- core pulling
- 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.)
- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
- B22D17/229—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies with exchangeable die part
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
- B22D17/24—Accessories for locating and holding cores or inserts
Abstract
The invention discloses a kind of quick-replaceable structure of die casting core pulling core pin, including mold mould frame, core rod and core pulling core pin, core pulling core is sequentially provided with core rod coordinates mold insert and core pulling core to protect spacing mold insert, core pulling core coordinates mold insert to protect the joint of spacing mold insert to be provided with core needle guard with core pulling core, core pulling core adapter sleeve is provided with mold mould frame, core pulling core pin is embedded in core pulling core and coordinates mold insert successively, core needle guard, core pulling core protects spacing mold insert, in core pulling core adapter sleeve, the core pulling core coordinates mold insert and the spacing mold insert of core pulling core protection that bolt is respectively adopted and fixes.The method that the present invention is combined by mold insert and with core pulling core adapter sleeve realizes quick change.Core pulling core pin fracture damage is solved, core pulling core pin is stuck, and core rod can not be dismantled, being implemented without dismounting core rod easily quickly can just take out core pulling core pin.
Description
Technical field
The invention belongs to machining technology field, and in particular to a kind of quick-replaceable knot of die casting core pulling core pin
Structure.
Background technology
Die casting is produced under high temperature, high pressure, the operating mode of HI high impact, and the small-sized core needle on mould is to be easy to break
Rhegma is bad.So the core pin that quickly can more change damage for die casting is the effective ways for improving operating efficiency, it is special
It is not core pulling core pin.If because fracture damage once occur stuck for independent core pulling core pin, do not restructured quickly,
It is very difficult to what is changed.
The quick-replaceable main method of die casting mould core pin, which has, quickly to be changed using push rod plus grub screw locking, used
Quick change of push rod increased pressure board locking is quickly changed with core pulling core using mould bases fluting.Present die casting mould core pin is quick more
Change structure and mainly use push rod quick-replaceable, be that mould bases is drilled through and then core pin bottom is withstood using push rod, reuse nothing
The mode that head screw or pressing plate hold out against push rod.Just can be with the side of rapid_replacing core pin so as to be implemented without form removal core
Method.And the method for this rapid_replacing core pin, it only can be used in moving-mould-core, cover half core or have core pin on core-pulling slide block
Quick-replaceable.
It is also a kind of to be just used in the fast replacing structure without the single core pulling core pin of core-pulling slide block.When core pulling type
Once core needle fracture damage, core pin is stuck in when can not be easily removed inside core rod, it is necessary to which core rod is split out into use out of mould bases
The mode of processing takes out core pin.In order to quickly split out core rod out of mould bases, in the corresponding core pulling core of mould bases
The position fluting of pin, allows mould bases not stop the extraction of core pulling core pin., should when corresponding die location can not slot
The method of kind is infeasible.
The content of the invention
Goal of the invention：The invention aims to solve it is of the prior art it is not enough there is provided one kind have low cost,
The quick-replaceable structure of die casting core pulling core pin simple in construction.
Technical scheme：A kind of quick-replaceable structure of die casting core pulling core pin of the present invention, including mould mould
Core pulling core is sequentially provided with frame, core rod and core pulling core pin, the core rod coordinates mold insert and core pulling core to protect spacing mold insert,
The core pulling core coordinates mold insert to protect the joint of spacing mold insert to be provided with core needle guard, the mold mould frame with core pulling core
Provided with core pulling core adapter sleeve, the core pulling core pin is embedded in core pulling core and coordinates mold insert, core needle guard, core pulling core successively
Protect spacing mold insert, in core pulling core adapter sleeve, the core pulling core coordinates mold insert and core pulling core to protect spacing mold insert difference
Fixed using bolt.
Further, the core needle guard and core pulling core coordinate the assembling of mold insert to coordinate using gap, clearance control
0.02mm~0.1mm, coordinates segment length control 15mm~25mm；The cooperation of core needle guard and core pulling core is also to be matched somebody with somebody using gap
Close, clearance control 0.05mm~0.12mm, coordinate segment length control 20mm~30mm.
Further, the core pulling core coordinates mold insert and core pulling core to protect spacing mold insert bottom that locking screw is respectively adopted
Bolt is fixed.
Beneficial effect：The method that the present invention is combined by mold insert and with core pulling core adapter sleeve realizes quick change.Solve
Core pulling core pin fracture damage, core pulling core pin is stuck, and core rod can not be dismantled, and being implemented without dismounting core rod just can be fast easily
Fast takes out core pulling core pin.Because the structure of the present invention is small insert structure, mold insert is coordinated to damage if there is core pulling core
Bad to need to change core pulling core cooperation mold insert, the cost of the mold insert is also relatively cheap, changes also quick.So as to have submitted efficiency
Meanwhile, save cost.
Brief description of the drawings
Fig. 1 is structural front view of the invention；
Fig. 2 is structural side view of the invention.
Embodiment
In order to deepen the understanding of the present invention, below in conjunction with embodiment and accompanying drawing, the invention will be further described, should
Embodiment is only used for explaining the present invention, is not intended to limit the scope of the present invention..
The quick-replaceable structure of a kind of die casting core pulling core pin as depicted in figs. 1 and 2, including mold mould frame 1, mould
Core pulling core is sequentially provided with core 2 and core pulling core pin 6, the core rod 2 coordinates mold insert 4 and core pulling core to protect spacing mold insert 5,
The core pulling core coordinates mold insert 4 to protect the joint of spacing mold insert 5 to be provided with core needle guard 3, the mould mould with core pulling core
Core pulling core adapter sleeve 7 is provided with frame 1, the core pulling core pin 6 is embedded in core pulling core and coordinates mold insert 4, core needle guard successively
3rd, core pulling core protects spacing mold insert 5, in core pulling core adapter sleeve 7, and the core pulling core coordinates mold insert 4 and the protection of core pulling core
The first clamping screw 8 is respectively adopted in spacing mold insert 5 and the second clamping screw 9 is fixed.
In the present invention, mosaic insert structure is divided into core pulling core and coordinates mold insert and core pulling core to protect spacing mold insert two
Point.Wherein core pulling core, which coordinates, can inlay a core needle guard in mold insert, core needle guard and the matching requirements for coordinating mold insert are to adopt
0.02mm~0.1mm is controlled with gap fit clearance, coordinates segment length control 15mm~25mm.Core needle guard and core pulling core
Cooperation is also to control 0.05mm~0.12mm using gap fit clearance, coordinates segment length control 20mm~30mm.Coordinate mold insert
The mode being tightened by bolts is adopted to fix.It is the set retrogressing of restricted type core needle that core pulling core, which protects spacing mold insert, and protects core pulling type
Core is prevented inside the core pulling shape and structure that aluminium material enters.The spacing mold insert of core pulling core protection needs out U-lag, and uses bolt
The mode of locking is fixed, and reaches the effect of rapid-assembling/disassembling.
In the present invention, using opening U-lag core pulling core adapter sleeve.Opening U rows groove can realize that core pulling core is quick from connection
Taken out in set, it is not necessary to dismantle and further taken out after adapter sleeve core pulling core pin.Core pulling core needle section both ends of the surface and adapter sleeve are matched somebody with somebody
Close using being fitted close, core pulling core can not be moved forward and backward in adapter sleeve.
Concrete operation step of the present invention is as follows：
Unclamping the first clamping screw 8 protects spacing mold insert 5 to be taken out from core rod 2 core pulling core.The second clamping screw 9 is unclamped,
Core pulling core cooperation mold insert 4 can be taken out from core rod 2, while core pulling core pin 6 is taken from core pulling core adapter sleeve 7
Go out.Then core pulling core pin 6 and core needle guard 3 can be coordinated in mold insert 4 from core pulling core and taken out.
The present invention can be in core pulling core pin fracture damage, when the stuck core rod of core pulling core pin can not be dismantled, it is not necessary to tear open
Core pulling core pin can be taken out with easily quickly by unloading core rod.Such structure realizes quick-replaceable, while if there is
Core pulling core coordinates mold insert to damage, it is only necessary to change core pulling mold insert core rod without maintenance, the cost simplified structure of saving.
The above, is only presently preferred embodiments of the present invention, not makees any formal limitation to the present invention, though
So the present invention is disclosed above with preferred embodiment, but is not limited to the present invention, any to be familiar with this professional technology people
Member, without departing from the scope of the present invention, when the technology contents using the disclosure above make a little change or modification
For the Equivalent embodiments of equivalent variations, as long as being the content without departing from technical solution of the present invention, the technical spirit according to the present invention
Any simple modification for being made to above example, equivalent variations and modification, in the range of still falling within technical solution of the present invention.
Claims (3)
1. a kind of quick-replaceable structure of die casting core pulling core pin, it is characterised in that：Including mold mould frame（1）, core rod（2）
With core pulling core pin（6）, the core rod（2）Inside it is sequentially provided with core pulling core and coordinates mold insert（4）Spacing edge is protected with core pulling core
Part（5）, the core pulling core cooperation mold insert（4）Spacing mold insert is protected with core pulling core（5）Joint be provided with core needle guard
（3）, the mold mould frame（1）It is interior to be provided with core pulling core adapter sleeve（7）, the core pulling core pin（6）Core pulling type is embedded in successively
Core coordinates mold insert（4）, core needle guard（3）, core pulling core protect spacing mold insert（5）, core pulling core adapter sleeve（7）It is interior, it is described to take out
Core pattern core coordinates mold insert（4）Spacing mold insert is protected with core pulling core（5）Bolt is respectively adopted to fix.
2. a kind of quick-replaceable structure of die casting core pulling core pin according to claim 1, it is characterised in that：It is described
Core needle guard（3）Coordinate mold insert with core pulling core（4）Assembling using gap coordinate, clearance control 0.02mm~0.1mm, coordinate
Segment length controls 15mm~25mm；Core needle guard（3）Cooperation with core pulling core is also to be coordinated using gap, clearance control
0.05mm~0.12mm, coordinates segment length control 20mm~30mm.
3. a kind of quick-replaceable structure of die casting core pulling core pin according to claim 1, it is characterised in that：It is described
Core pulling core coordinates mold insert（4）Spacing mold insert is protected with core pulling core（5）Bottom is respectively adopted clamping screw and fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710267994.7A CN106944602A (en) | 2017-04-22 | 2017-04-22 | A kind of quick-replaceable structure of die casting core pulling core pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710267994.7A CN106944602A (en) | 2017-04-22 | 2017-04-22 | A kind of quick-replaceable structure of die casting core pulling core pin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106944602A true CN106944602A (en) | 2017-07-14 |
Family
ID=59477392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710267994.7A Withdrawn CN106944602A (en) | 2017-04-22 | 2017-04-22 | A kind of quick-replaceable structure of die casting core pulling core pin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106944602A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108453236A (en) * | 2018-03-05 | 2018-08-28 | 肇庆高新区鸿胜模具制造有限公司 | Core pulling needle fast replacing device |
| CN112808971A (en) * | 2020-12-30 | 2021-05-18 | 广东鸿图(南通)模具有限公司 | Core-pulling quick-change guide mechanism of die-casting die |
| CN117444169A (en) * | 2023-12-25 | 2024-01-26 | 宁波臻至机械模具有限公司 | But die casting die of quick replacement mold core |
-
2017
- 2017-04-22 CN CN201710267994.7A patent/CN106944602A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108453236A (en) * | 2018-03-05 | 2018-08-28 | 肇庆高新区鸿胜模具制造有限公司 | Core pulling needle fast replacing device |
| CN112808971A (en) * | 2020-12-30 | 2021-05-18 | 广东鸿图(南通)模具有限公司 | Core-pulling quick-change guide mechanism of die-casting die |
| CN117444169A (en) * | 2023-12-25 | 2024-01-26 | 宁波臻至机械模具有限公司 | But die casting die of quick replacement mold core |
| CN117444169B (en) * | 2023-12-25 | 2024-03-26 | 宁波臻至机械模具有限公司 | But die casting die of quick replacement mold core |
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| 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 | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170714 |