CN108620551A - A kind of die casting injection punch head structure - Google Patents
A kind of die casting injection punch head structure Download PDFInfo
- Publication number
- CN108620551A CN108620551A CN201810784965.2A CN201810784965A CN108620551A CN 108620551 A CN108620551 A CN 108620551A CN 201810784965 A CN201810784965 A CN 201810784965A CN 108620551 A CN108620551 A CN 108620551A
- Authority
- CN
- China
- Prior art keywords
- steel alloy
- punch
- die casting
- cavity
- head structure
- 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
- 238000002347 injection Methods 0.000 title claims abstract description 37
- 239000007924 injection Substances 0.000 title claims abstract description 37
- 238000004512 die casting Methods 0.000 title claims abstract description 24
- 229910000851 Alloy steel Inorganic materials 0.000 claims abstract description 42
- 238000001816 cooling Methods 0.000 claims abstract description 34
- DMFGNRRURHSENX-UHFFFAOYSA-N beryllium copper Chemical compound [Be].[Cu] DMFGNRRURHSENX-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000011241 protective layer Substances 0.000 claims abstract description 19
- 238000010992 reflux Methods 0.000 claims description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 238000002955 isolation Methods 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 229910045601 alloy Inorganic materials 0.000 claims 1
- 239000000956 alloy Substances 0.000 claims 1
- 238000005299 abrasion Methods 0.000 abstract description 8
- 238000002844 melting Methods 0.000 abstract description 6
- 230000008018 melting Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 239000000498 cooling water Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910001018 Cast iron Inorganic materials 0.000 description 2
- 229910001208 Crucible steel Inorganic materials 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000861 Mg alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052790 beryllium Inorganic materials 0.000 description 1
- ATBAMAFKBVZNFJ-UHFFFAOYSA-N beryllium atom Chemical compound [Be] ATBAMAFKBVZNFJ-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000005058 metal casting Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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
- B22D17/2015—Means for forcing the molten metal into the die
- B22D17/203—Injection pistons
-
- 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
- B22D17/2015—Means for forcing the molten metal into the die
- B22D17/2038—Heating, cooling or lubricating the injection unit
Abstract
The present invention provides a kind of die casting injection punch head structure; it is related to die casting equipment field; including steel alloy punch ontology and it is wrapped in the beryllium copper protective layer of the steel alloy punch outer body; circulating cooling chamber is equipped in the steel alloy punch ontology, the end of the beryllium copper protective layer is equipped with cambered surface injection face.The present invention, which can upgrade the existing punch technique of die casting equipment, to be improved, and reduces use cost, reduces the abrasion for melting cup, injection punch head integrally carries out fast cooling, improves cooling effect, prolongs the service life.
Description
Technical field
The present invention relates to die casting equipment fields, and in particular to a kind of die casting injection punch head structure.
Background technology
Die casting machine be it is a kind of under the effect of the pressure, will be cooled and shaped in molten metal liquid injection to mold, after die sinking
Obtain a kind of Casting Equipment of solid metal casting.Usual casting has aluminium alloy, magnesium alloy, kirsite etc..In Die Casting mistake
Cheng Zhong, metal melting state temperature is higher, and at 500~700 degree, injection process is melting in cup, the pressure connected by injection rod
Penetrating punch will be in the cavity of molten metal bath injection to mold.Its injection punch head is as very crucial in entire foundry technology process
One wearing detail, in its motion process, diecasting punching head outer wall and molten cup inner wall, consistent constantly friction, and because injection punch head exists
In high/low temperature cycle, because affected by temperature, abrasion of the injection punch head outer wall to molten cup inner wall will also be aggravated by thermally expanding.It is logical
Normal injection punch head selects material to be divided into cast iron, cast steel, steel alloy, beryllium copper etc., and effect beryllium copper is best, to melting the abrasion of cup
It is most weak, but because of the monovalent highest of beryllium copper, use cost also remains high.Cast iron, cast steel etc. can aggravate because its intensity is excessively high
The abrasion of molten cup, although monovalent cost is not high, its service life is not high, and comprehensive use cost is also very high.Steel alloy is with having
The problem of some, which improve, rubs, the essential intensity of Dan Yinqi steel, and there is no the abrasion and the intensity that inherently improve diecasting punching head
This research is intended to merge the characteristic of steel alloy and beryllium copper, develops a kind of novel injection punch.
Invention content
In order to solve the above technical problems, the present invention provides a kind of die casting injection punch head structure, the abrasion for melting cup is reduced, is carried
High cooling effect, prolongs the service life.
The present invention adopts the following technical scheme that：
A kind of die casting injection punch head structure, including steel alloy punch ontology and to be wrapped in the steel alloy punch sheet external
The beryllium copper protective layer of side, the steel alloy punch ontology is interior to be equipped with circulating cooling chamber, and the end of the beryllium copper protective layer is equipped with arc
Face pressure penetrates face.
Preferably, the circulating cooling chamber include coaxial arrangement in the steel alloy punch it is intrinsic enter water cavity and reflux
Chamber is located at cambered surface injection face place in the steel alloy punch ontology and is additionally provided with heat exchange chamber, it is described enter water cavity one end and
Heat exchange chamber connection, it is described enter water cavity the other end be connected to the back cavity, the inner wall of the steel alloy punch ontology
On be additionally provided with it is described enter water cavity seal isolation return flow line, one end of the return flow line is connected to the heat exchange chamber,
The other end of the return flow line is connected to the back cavity.
Preferably, the return flow line includes the reflux inlet being connected to the heat exchange chamber, is connected to the back cavity
Bypass outlet and runner, the reflux inlet is uniformly distributed along the circumferential direction of the heat exchange chamber, and the bypass outlet is along institute
The circumferential direction for stating back cavity is uniformly distributed, and the reflux inlet is connected to by the runner with the bypass outlet.
Preferably, the reflux inlet is staggered with the bypass outlet.
Preferably, the beryllium copper protective layer is movably set on the steel alloy punch ontology.
Preferably, the beryllium copper protective layer is the shell that one end is equipped with opening, and the cambered surface injection face is set to the shell
The end of body, the shell is interior to be equipped with the cavity for accommodating the steel alloy punch ontology, and the opening of the shell is equipped with and prevents
The hook of the steel alloy punch ontology abjection.
Preferably, the steel alloy punch ontology includes mounting portion and cooling end, and the cycle is equipped in the cooling end
Cooling chamber, the mounting portion is interior to be equipped with the cavity being connected with the circulating cooling chamber, and the cavity just accommodates the cooling
Portion, the mounting portion diameter are less than the cooling end diameter, and the hook is set to the company of the mounting portion and the cooling end
Meet place.
Preferably, the outer wall of the mounting portion is outer-hexagonal structure, and internal thread is equipped in the cavity of the mounting portion.
Beneficial effects of the present invention：The present invention, which can upgrade the existing punch technique of die casting equipment, to be improved, and reduction makes
With cost, the abrasion for melting cup is reduced, injection punch head integrally carries out fast cooling, improves cooling effect, prolongs the service life.
Description of the drawings
Attached drawing is used for providing the preferred understanding to the present invention, and a part for constitution instruction, the reality with the present invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings：
Fig. 1 is the overall structure stereogram of the present invention；
Fig. 2 is the axial schematic cross-sectional view of Fig. 1；
Fig. 3 is the axial schematic cross-sectional view of beryllium copper protective layer of the present invention；
Fig. 4 is the structural perspective of steel alloy punch ontology of the present invention；
Fig. 5 is the axial sectional plain-view drawing of Fig. 4；
Fig. 6 is the axial sectional block diagram of Fig. 4.
In figure label for：1, steel alloy punch ontology；2, beryllium copper protective layer；3, circulating cooling chamber；4, cambered surface injection face；5、
Enter water cavity；6, back cavity；7, heat exchange chamber；8, return flow line；9, reflux inlet；10, bypass outlet；11, runner；12, shell；
13, cavity；14, hook；15, mounting portion；16, cooling end；17, cavity.
Specific implementation mode
The specific implementation mode of the present invention is described below in conjunction with the accompanying drawings.
As shown in Figures 1 to 6, be the present embodiment a kind of die casting injection punch head structure, including steel alloy punch ontology 1 with
And it is wrapped in the beryllium copper protective layer 2 in 1 outside of steel alloy punch ontology, it is equipped with circulating cooling chamber 3, beryllium in steel alloy punch ontology 1
The end of copper protective layer 2 is equipped with cambered surface injection face 4.
Circulating cooling chamber 3 includes being coaxially disposed in entering water cavity 5 and back cavity 6 in steel alloy punch ontology 1, and steel alloy rushes
It is located in head ontology 1 at cambered surface injection face 4 and is additionally provided with heat exchange chamber 7, the one end for entering water cavity 5 is connected to heat exchange chamber 7, enters water cavity
5 other end is connected to back cavity 6, and the reflux for being additionally provided on the inner wall of steel alloy punch ontology 1 and entering the seal isolation of water cavity 5 is logical
The one end in road 8, return flow line 8 is connected to heat exchange chamber 7, and the other end of return flow line 8 is connected to back cavity 6.
Return flow line 8 include the reflux inlet 9 being connected to heat exchange chamber 7, the bypass outlet 10 being connected to back cavity 6 and
Runner 11, reflux inlet 9 are uniformly distributed along the circumferential direction of heat exchange chamber 7, and bypass outlet 11 is uniformly distributed along the circumferential direction of back cavity 6,
Reflux inlet 9 is connected to by runner 11 with bypass outlet 10.
Reflux inlet 9 is staggered with bypass outlet 10, and bypass outlet 10 is projected in 9 place plane of reflux inlet, reflux
Outlet 10 is arranged between two neighboring reflux inlet 9.
Beryllium copper protective layer 2 is movably set on steel alloy punch ontology 1.
Beryllium copper protective layer 2 is the shell 12 that one end is equipped with opening, and cambered surface injection face 4 is set to the end of shell 12, shell
The cavity 13 for accommodating steel alloy punch ontology 1 is equipped in 12, the opening of shell 12, which is equipped with, prevents steel alloy punch ontology 1 from deviating from
Hook 14.
Steel alloy punch ontology 1 includes mounting portion 15 and cooling end 16, and circulating cooling chamber 3, installation are equipped in cooling end 16
The cavity 17 being connected with circulating cooling chamber 3 is equipped in portion 15, cavity 13 just accommodates cooling end 16, and 15 diameter of mounting portion is less than
16 diameter of cooling end, hook 14 are set to the junction of mounting portion 15 and cooling end 16.
The outer wall of mounting portion 15 is outer-hexagonal structure, and internal thread is equipped in the cavity 17 of mounting portion 15.
The operation principle of the present invention：
Beryllium copper protective layer 2 is fixed on by hook 14 on steel alloy punch ontology 1, and mounting portion 15 and injection rod screw thread are passed through
Connection, and is connected on die casting equipment, and when work, steel alloy punch ontology 1 is hollow structure, cooling water from enter water cavity 5 directly into
Enter to the bottom of steel alloy punch ontology 1, in the heat exchange chamber 7 of bottom, repeats heat exchange, cooling water approach returns
Inflow entrance 9, runner 11, bypass outlet 10 enter the reflux of back cavity 6 and exclude, and it is low to solve cooling water heat exchange efficiency in existing punch
Under problem；
Reflux inlet 9 is staggered with bypass outlet 10, while increasing heat exchanger effectiveness, ensure that steel alloy punch
The intensity and rigidity of ontology 1；
Beryllium copper protective layer 2 upon wear, can quick replacement, the present invention can make again after quick replacement beryllium copper protective layer 2
It is used for a new punch, under the premise of ensureing that low abrasion melts cup, and combines the intensity of steel alloy, delay using the longevity
Life, and reduce use cost.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, although with reference to aforementioned reality
Applying example, invention is explained in detail, for those skilled in the art, still can be to aforementioned each implementation
Technical solution recorded in example is modified or equivalent replacement of some of the technical features.All essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention god.
Claims (8)
1. a kind of die casting injection punch head structure, which is characterized in that including steel alloy punch ontology and be wrapped in the steel alloy
The beryllium copper protective layer of punch outer body, the steel alloy punch ontology is interior to be equipped with circulating cooling chamber, the beryllium copper protective layer
End is equipped with cambered surface injection face.
2. a kind of die casting injection punch head structure according to claim 1, which is characterized in that the circulating cooling chamber includes same
Axis be set to the steel alloy punch it is intrinsic enter water cavity and back cavity, the cambered surface is located in the steel alloy punch ontology
Injection face place is additionally provided with heat exchange chamber, it is described enter water cavity one end be connected to the heat exchange chamber, it is described enter water cavity the other end
Be connected to the back cavity, be additionally provided on the inner wall of the steel alloy punch ontology with it is described enter water cavity seal isolation reflux it is logical
Road, one end of the return flow line are connected to the heat exchange chamber, and the other end of the return flow line is connected to the back cavity.
3. a kind of die casting injection punch head structure according to claim 2, which is characterized in that the return flow line includes and institute
The reflux inlet for stating heat exchange chamber connection, the bypass outlet and runner being connected to the back cavity, the reflux inlet is along institute
The circumferential direction for stating heat exchange chamber is uniformly distributed, and the bypass outlet is uniformly distributed along the circumferential direction of the back cavity, and the runner is by institute
Reflux inlet is stated to be connected to the bypass outlet.
4. a kind of die casting injection punch head structure according to claim 3, which is characterized in that the reflux inlet and described time
Outflux is staggered.
5. a kind of die casting injection punch head structure according to any one of claim 1 to 4, which is characterized in that the beryllium copper
Protective layer is movably set on the steel alloy punch ontology.
6. a kind of die casting injection punch head structure according to claim 5, which is characterized in that the beryllium copper protective layer is one end
Shell equipped with opening, the cambered surface injection face are set to the end of the shell, are equipped in the shell and accommodate the alloy
The cavity of steel punch ontology, the opening of the shell are equipped with the hook for preventing the steel alloy punch ontology abjection.
7. a kind of die casting injection punch head structure according to claim 6, which is characterized in that the steel alloy punch ontology packet
Mounting portion and cooling end are included, the circulating cooling chamber is equipped in the cooling end, is equipped in the mounting portion cold with the cycle
But the cavity that chamber is connected, the cavity just accommodate the cooling end, and the mounting portion diameter is less than the cooling end diameter,
The hook is set to the junction of the mounting portion and the cooling end.
8. a kind of die casting injection punch head structure according to claim 7, which is characterized in that the outer wall of the mounting portion is outer
Hexagonal structure, the cavity of the mounting portion is interior to be equipped with internal thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810784965.2A CN108620551A (en) | 2018-07-17 | 2018-07-17 | A kind of die casting injection punch head structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810784965.2A CN108620551A (en) | 2018-07-17 | 2018-07-17 | A kind of die casting injection punch head structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108620551A true CN108620551A (en) | 2018-10-09 |
Family
ID=63689827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810784965.2A Pending CN108620551A (en) | 2018-07-17 | 2018-07-17 | A kind of die casting injection punch head structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108620551A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109834240A (en) * | 2019-01-28 | 2019-06-04 | 广东省智能制造研究所 | A kind of temperature self adjusting injection punch head |
| CN110802209A (en) * | 2019-12-23 | 2020-02-18 | 重庆渝江压铸有限公司 | Annular punch |
| WO2022207026A1 (en) * | 2021-04-01 | 2022-10-06 | Kornelia Jahn | Pressure-die-casting piston for a casting machine |
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| CN201592241U (en) * | 2010-01-11 | 2010-09-29 | 美诺精密压铸(上海)有限公司 | Die casting punch system |
| CN103056327A (en) * | 2011-10-24 | 2013-04-24 | 陈新华 | Die-casting punch |
| CN103056329A (en) * | 2011-10-24 | 2013-04-24 | 陈新华 | Abrasion-resistant casting punch |
| CN103056330A (en) * | 2011-10-24 | 2013-04-24 | 陈新华 | Composite punch |
| CN206305412U (en) * | 2016-12-21 | 2017-07-07 | 深圳市银宝山新压铸科技有限公司 | A kind of drift of semi solid slurry die cast |
| CN206952129U (en) * | 2017-05-24 | 2018-02-02 | 瑞鼎机电科技（昆山）有限公司 | Pouring bushing for die casting die and injection punch head fit structure |
| CN207494529U (en) * | 2017-12-06 | 2018-06-15 | 上海百阳精密汽车零件有限公司 | A kind of injection punch head for die casting machine |
| CN208712817U (en) * | 2018-07-17 | 2019-04-09 | 迈凯实金属技术（苏州）有限公司 | A kind of die casting injection punch head structure |
-
2018
- 2018-07-17 CN CN201810784965.2A patent/CN108620551A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200981101Y (en) * | 2006-10-30 | 2007-11-28 | 许水平 | Water-cooled type die casting punching head |
| CN201592241U (en) * | 2010-01-11 | 2010-09-29 | 美诺精密压铸(上海)有限公司 | Die casting punch system |
| CN103056327A (en) * | 2011-10-24 | 2013-04-24 | 陈新华 | Die-casting punch |
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| CN103056330A (en) * | 2011-10-24 | 2013-04-24 | 陈新华 | Composite punch |
| CN206305412U (en) * | 2016-12-21 | 2017-07-07 | 深圳市银宝山新压铸科技有限公司 | A kind of drift of semi solid slurry die cast |
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| CN208712817U (en) * | 2018-07-17 | 2019-04-09 | 迈凯实金属技术（苏州）有限公司 | A kind of die casting injection punch head structure |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109834240A (en) * | 2019-01-28 | 2019-06-04 | 广东省智能制造研究所 | A kind of temperature self adjusting injection punch head |
| CN109834240B (en) * | 2019-01-28 | 2024-01-26 | 广东省智能制造研究所 | Temperature self-adjusting injection punch |
| CN110802209A (en) * | 2019-12-23 | 2020-02-18 | 重庆渝江压铸有限公司 | Annular punch |
| CN110802209B (en) * | 2019-12-23 | 2021-11-23 | 重庆渝江压铸有限公司 | Annular punch |
| WO2022207026A1 (en) * | 2021-04-01 | 2022-10-06 | Kornelia Jahn | Pressure-die-casting piston for a casting machine |
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