CN105880517B - A kind of closed sliding block die casting with degassing function - Google Patents
A kind of closed sliding block die casting with degassing function Download PDFInfo
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- CN105880517B CN105880517B CN201610372848.6A CN201610372848A CN105880517B CN 105880517 B CN105880517 B CN 105880517B CN 201610372848 A CN201610372848 A CN 201610372848A CN 105880517 B CN105880517 B CN 105880517B
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- cinder ladle
- groove
- core
- slide block
- die casting
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- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention discloses a kind of closed sliding block die casting with degassing function, including：Dynamic model, cover half, pedestal, core-pulling slide block；Positioning hole on dynamic model is engaged with the locating dowel on cover half；One end of pedestal is connected on dynamic model with core-pulling slide block；The other end is provided with a stepped groove；Also, core-pulling slide block includes：One first cinder ladle passage, one vertical groove is respectively set along the width of core-pulling slide block；Two the second cinder ladle passages, and two the second cinder ladle passages are located at the side wall of two vertical grooves respectively；Wherein, cover half includes a cinder ladle groove, and the position correspondence of cinder ladle groove is in the position of the first cinder ladle passage.Die casting provided by the invention on cover half by setting cinder ladle groove, and the position of cinder ladle groove is corresponding with the position of the first cinder ladle passage on core-pulling slide block, solve and accumulated by the interiors of products stomata caused by exhaust is bad during Die Casting, or bad product problem is filled in product surface cold shut, husky hole etc..
Description
Technical field
The present invention relates to die casting technical field, is specifically related to a kind of closed sliding block die casting with degassing function
Mould.
Background technology
With the horizontal continuous development of Die Casting Industry, die casting kind, yield, comprehensive Design are horizontal, the complexity of product,
Measure of precision, the maximization of mould.
Currently used conventional wrought processes are open die forging, impressing forging, and the flash thickness of formation is larger, machine-finish allowance compared with
Greatly, the utilization rate of material is very low, and only 60% or so.In addition, die life is not high, either simplex sequence is used after die forging in former technique
Trimming, shaping, then Drilling operation is carried out, process is more, and the production cycle is longer, and dimensional accuracy is relatively low, and scrap is more, is produced into
This is higher.
Chinese utility model patent (U of CN 203862944) discloses a kind of semiclosed Compound Extrusion shaping pin of automobile three
The processing mold of bead, including upper module and lower module.Upper module includes upper bolster, upper mould and upper male mould, upper male mould and is sandwiched in
Between die holder and upper mould, lower module includes lower mould and lower punch, and lower mould lower surface is provided with groove, and lower punch is placed in groove,
Lower punch and lower mould bottom surface are provided with through hole, push rod are provided with through hole in same level in the middle part of lower punch.
But processing mold mentioned above can not realize exhaust, caused interiors of products and product surface in structure
The problem of mass defect is relatively more, and qualification rate is poor.
The content of the invention
For the above-mentioned problems in the prior art, it is desirable to provide a kind of closed sliding block die casting with degassing function
Mould, solve closed sliding block die casting causes interiors of products stomata to be accumulated because that can not be vented, or product surface cold shut, sand
The problem of filling such as hole is bad, and then improve product quality, improve the qualification rate of product.
Concrete technical scheme is as follows：
A kind of closed sliding block die casting with degassing function, including：One dynamic model, a cover half, a pedestal, a core pulling
Sliding block；The locating dowel on each angle of positioning hole and cover half on each angle of dynamic model is engaged；One end of pedestal is flush-mounted in dynamic
The side of mould, and be connected with core-pulling slide block；The other end of pedestal is provided with a stepped groove, with the work in die casting oil cylinder
Stopper rod is engaged；Also, core-pulling slide block includes：One first cinder ladle passage, in an inverted spill, along the width side of core-pulling slide block
To one vertical groove of each setting symmetrical above and below, and the openend of two vertical grooves is interconnected, and not opening end passes through a projection phase
Every；Two the second cinder ladle passages, in a flat, rectangular, and two the second cinder ladle passages are located at the side of two vertical grooves respectively
Wall, and be connected with the aluminium liquid port of export in core-pulling slide block；Wherein, cover half includes a cinder ladle groove, and the position correspondence of cinder ladle groove
In the position of the first cinder ladle passage；Mold cavity in aluminium liquid port of export alignment dynamic model, the both ends of cinder ladle groove correspond in dynamic model
The position of thimble.
In die casting provided by the invention, also have the feature that, cinder ladle groove includes：One strip groove and two
Arc groove, wherein, two arc grooves are located at the both ends of strip groove respectively, and arc groove is integrally formed with strip groove
And it is interconnected.
In die casting provided by the invention, also have the feature that, on the pedestal away from mould molding chamber one end
A stepped groove is provided with, and stepped groove is engaged with the tailpiece of the piston rod of oil cylinder in die casting.
In die casting provided by the invention, also have the feature that, along the width of the first cinder ladle passage
Side wall with along draft angle of the angle as the first cinder ladle passage formed by plane where core-pulling slide block thickness direction, and depanning
Gradient is more than 3 °.
In die casting provided by the invention, also have the feature that, along the thickness direction of the second cinder ladle passage
Side wall with along draft angle of the angle as the second cinder ladle passage formed by plane where core-pulling slide block length direction, and depanning
Gradient is more than 3 °.
The good effect of above-mentioned technical proposal is：
Die casting provided by the invention on cover half by setting cinder ladle groove, and on the position and core-pulling slide block of cinder ladle groove
The position of first cinder ladle passage is corresponding, solve by during Die Casting due to be vented it is bad caused by interiors of products stomata
Bad product problem is filled in accumulation, or product surface cold shut, husky hole etc..
Brief description of the drawings
Fig. 1 be the present invention a kind of closed sliding block die casting with degassing function embodiment in dynamic model solid
Figure；
Fig. 2 be the present invention a kind of closed sliding block die casting with degassing function embodiment in cover half solid
Figure；
Fig. 3 is the top view of core-pulling slide block in Fig. 1；
Fig. 4 is the right view of core-pulling slide block in Fig. 1；
Fig. 5 be a kind of closed sliding block die casting with degassing function of the present invention embodiment in cover half bow
View；
After Fig. 6 is product approval in a kind of embodiment of closed sliding block die casting with degassing function of the present invention
The structural representation of dynamic model.
In accompanying drawing：1st, dynamic model；11st, positioning hole；13rd, pedestal；131st, stepped groove；14th, core-pulling slide block；141st, the first slag
Bag passage；142nd, the second cinder ladle passage；143rd, vertical groove；144th, projection；15th, mold cavity；16th, the aluminium liquid port of export；2nd, it is fixed
Mould；21st, locating dowel；22nd, cinder ladle groove；221st, strip groove；222nd, arc groove；3rd, piston rod；4th, cinder ladle.
Embodiment
In order that the technical means, the inventive features, the objects and the advantages of the present invention are easy to understand, it is real below
A kind of 1 to 6 pair of example combination accompanying drawing closed sliding block die casting with degassing function provided by the invention is applied to be specifically addressed.
In the present embodiment, the left and right directions of die casting is defined as along the length direction of dynamic model 1；Along the width of dynamic model 1
Direction is defined as the above-below direction of die casting.
Fig. 1 is a kind of stereogram of dynamic model in embodiment of the closed sliding block die casting with degassing function；Fig. 2 is
The stereogram of cover half in a kind of embodiment of the closed sliding block die casting with degassing function；Fig. 3 is core-pulling slide block in Fig. 1
Top view；Fig. 4 is the right view of core-pulling slide block in Fig. 1；As shown in Figure 1, Figure 2, shown in Fig. 3 and Fig. 4, the one of the present embodiment offer
Kind of the closed sliding block die casting with degassing function, air during excluding formed product in mold cavity 15, the pressure
Casting mould includes a dynamic model 1 and a cover half 2.
Specifically, a positioning hole 11 is provided with each angle of dynamic model 1, with the locating dowel 21 on 2 each angles of cover half
It is engaged, as dynamic model 1 and the connecting portion of cover half 2；Wherein, dynamic model 1 includes a pedestal 13 and a core-pulling slide block 14；Also,
One end of pedestal 13 on the dynamic model 1, and with the madial wall flush of the mold cavity 15 in dynamic model 1；Core-pulling slide block 14 is in
One cuboid, one end of core-pulling slide block 14 are connected with pedestal 13, and the other end is as the aluminium liquid port of export 16, and core-pulling slide block 14 is located at
The surface of mold cavity 15.
Core-pulling slide block 14 includes one first cinder ladle passage 141 and two the second cinder ladle passages 142, wherein, the first cinder ladle leads to
Road 141 is in inverted " recessed " shape, i.e., along width one vertical groove 143 of each setting symmetrical above and below of core-pulling slide block 14, and
The openend of upper and lower two vertical groove 143 is interconnected, and not opening end is separated by by a projection 144；Second cinder ladle passage 142 is in
One flat, rectangular, and two the second cinder ladle passages 142 are located at the right side wall of upper and lower two vertical groove 143, and and core pulling respectively
The aluminium liquid port of export 16 of sliding block 14 is connected.A cinder ladle groove 22 is provided with cover half 2, and the position correspondence of cinder ladle groove 22 is in core pulling
The position of first cinder ladle passage 141 on sliding block 14, i.e., when dynamic model 1 and cover half 2 overlap, cinder ladle groove 22 is located at the first cinder ladle
The surface of passage 141.
Fig. 5 be a kind of embodiment of the closed sliding block die casting with degassing function in cover half top view, such as Fig. 5
Shown, in a preferred embodiment, cinder ladle groove 22 includes a strip groove 221 and two arc grooves 222.
Specifically, two arc grooves 222 are located at the both ends of strip groove 221 respectively, and arc groove 222 and bar shaped are recessed
Groove 221 is interconnected, and is integrally formed, wherein, position and the thimble (not shown) in dynamic model 1 of arc groove 222
Position it is corresponding；Exhaust passage when cinder ladle groove 22 is as mould molding.
In a preferred embodiment, as shown in figure 1, being set on the pedestal 13 away from the mould molding chamber one end of dynamic model 1
A stepped groove 131 is equipped with, is engaged with the end of piston rod 3 of oil cylinder in die casting.
In a preferred embodiment, as shown in figure 3, along the side wall on the width of the first cinder ladle passage 141
With along draft angle of the angle as the first cinder ladle passage 141 formed by plane where the thickness direction of core-pulling slide block 14, and depanning
Gradient facilitates depanning at least above 3 °.
In a preferred embodiment, as shown in figure 4, along the side wall on the thickness direction of the second cinder ladle passage 142
With along draft angle of the angle as the second cinder ladle passage 142 formed by plane where the length direction of core-pulling slide block 14, and depanning
Gradient facilitates depanning at least above 3 °.
Hereinafter, illustrated with a kind of specific embodiment, it should be pointed out that described in implementation below it
Structure, technique, selection are only to illustrate the feasibility of embodiment, and the intention of the unrestricted scope of the present invention.
Fig. 6 is a kind of knot of dynamic model after product approval in embodiment of the closed sliding block die casting with degassing function
Structure schematic diagram；As shown in fig. 6, in a preferred embodiment, the operation principle of die casting：First by cover half 2
Locating dowel 21 insert in the positioning hole 11 on dynamic model 1, cover half 2 is fixed on dynamic model 1, aluminium liquid secondly passed through into charging aperture
(not shown) enters in the first cinder ladle passage 141, then passes sequentially through the aluminium of the second cinder ladle passage 142 and core-pulling slide block 14
The liquid port of export 16, pass through the cinder ladle on cover half 2 into the mold cavity 15 of dynamic model 1, while by the air in mold cavity 15
Gap between groove 22 and dynamic, cover half 2, discharge outside die casting, then wait a few minutes quietly so that the aluminium in mould molding chamber
Liquid solidification sizing, then cover half 2 is removed, and matched by the piston rod 3 on oil cylinder and the stepped groove 131 on pedestal 13
Close, moved simultaneously along the thickness direction of dynamic model 1 with moving base 13 and core-pulling slide block 14, until the top of the first cinder ladle passage 141
The both ends of cinder ladle 4 correspond respectively to the position of the thimble of dynamic model 1, wherein, sizing aluminium liquid is disconnected in the aluminium liquid port of export 16 of core-pulling slide block 14
Split, the cinder ladle 4 of the top of the first cinder ladle passage 141 is ejected finally by thimble, and take out the product in mold cavity 15.
The die casting that the present embodiment provides on cover half 2 by setting cinder ladle groove 22, and the position of cinder ladle groove 22 is with taking out
The position of first cinder ladle passage 141 is corresponding on core sliding block 14, solves by causing during Die Casting because exhaust is bad
The accumulation of interiors of products stomata, or product surface cold shut, husky hole etc. fill bad product problem.
Preferred embodiments of the present invention are these are only, not thereby limit embodiments of the present invention and protection domain, it is right
For those skilled in the art, it should can appreciate that and all be replaced with being equal made by description of the invention and diagramatic content
Change and obviously change resulting scheme, should be included in protection scope of the present invention.
Claims (4)
- A kind of 1. closed sliding block die casting with degassing function, it is characterised in that including：One dynamic model, a cover half, a base Seat, a core-pulling slide block；Wherein, the locating dowel on each angle of the positioning hole on each angle of the dynamic model and the cover half is engaged；The base One end of seat is flush-mounted in the side of the dynamic model, and is connected with the core-pulling slide block；The other end of the pedestal is provided with single order Trapezoidal groove, it is engaged with the piston rod in the die casting oil cylinder；Also, the core-pulling slide block includes：One first cinder ladle passage, it is perpendicular along each setting one symmetrical above and below of the width of the core-pulling slide block in an inverted spill Straight groove, and the openend of two vertical grooves is interconnected, not opening end is separated by by a projection；Two the second cinder ladle passages, in a flat, rectangular, and two the second cinder ladle passages are described vertical positioned at two respectively The side wall of groove, and be connected with the aluminium liquid port of export in the core-pulling slide block；Wherein, the cover half includes a cinder ladle groove, and the position correspondence of the cinder ladle groove is in the position of the first cinder ladle passage； The aluminium liquid port of export is directed at the mold cavity in the dynamic model, and the both ends of the cinder ladle groove correspond to thimble in the dynamic model Position；The cinder ladle groove includes：One strip groove and two arc grooves, wherein, two arc grooves are respectively positioned at described The both ends of strip groove, and the arc groove is integrally formed and is interconnected with the strip groove.
- 2. die casting according to claim 1, it is characterised in that the pedestal away from described mould molding chamber one end On be provided with a stepped groove, and stepped groove is engaged with the tailpiece of the piston rod of oil cylinder in the die casting.
- 3. die casting according to claim 1, it is characterised in that along the width of the first cinder ladle passage Side wall with along draft angle of the angle as the first cinder ladle passage formed by plane where the core-pulling slide block thickness direction, And the draft angle is more than 3 °.
- 4. die casting according to claim 1, it is characterised in that along the thickness direction of the second cinder ladle passage Side wall with described along draft angle of the angle as the second cinder ladle passage formed by plane where core-pulling slide block length direction, And the draft angle is more than 3 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610372848.6A CN105880517B (en) | 2016-05-30 | 2016-05-30 | A kind of closed sliding block die casting with degassing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610372848.6A CN105880517B (en) | 2016-05-30 | 2016-05-30 | A kind of closed sliding block die casting with degassing function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105880517A CN105880517A (en) | 2016-08-24 |
| CN105880517B true CN105880517B (en) | 2018-03-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610372848.6A Active CN105880517B (en) | 2016-05-30 | 2016-05-30 | A kind of closed sliding block die casting with degassing function |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6138770A (en) * | 1984-07-31 | 1986-02-24 | Hitachi Metals Ltd | Vent combined part pressure equipment of pressure casting |
| JPS6360060A (en) * | 1986-08-29 | 1988-03-16 | Takeshi Arai | Venting device for die |
| CN202224629U (en) * | 2011-08-17 | 2012-05-23 | 华孚精密金属科技(常熟)有限公司 | Sliding block structure for pressure casting die |
| CN203508987U (en) * | 2013-08-30 | 2014-04-02 | 东莞市建升压铸科技有限公司 | Die-casting die with waste gas easy to exhaust |
| CN204018679U (en) * | 2014-07-14 | 2014-12-17 | 东莞市石碣宏钰模具五金厂 | A kind of stern rudder die casting |
| CN204953855U (en) * | 2015-04-27 | 2016-01-13 | 宁波泖登模具有限公司 | Motormeter dish support die casting die |
-
2016
- 2016-05-30 CN CN201610372848.6A patent/CN105880517B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6138770A (en) * | 1984-07-31 | 1986-02-24 | Hitachi Metals Ltd | Vent combined part pressure equipment of pressure casting |
| JPS6360060A (en) * | 1986-08-29 | 1988-03-16 | Takeshi Arai | Venting device for die |
| CN202224629U (en) * | 2011-08-17 | 2012-05-23 | 华孚精密金属科技(常熟)有限公司 | Sliding block structure for pressure casting die |
| CN203508987U (en) * | 2013-08-30 | 2014-04-02 | 东莞市建升压铸科技有限公司 | Die-casting die with waste gas easy to exhaust |
| CN204018679U (en) * | 2014-07-14 | 2014-12-17 | 东莞市石碣宏钰模具五金厂 | A kind of stern rudder die casting |
| CN204953855U (en) * | 2015-04-27 | 2016-01-13 | 宁波泖登模具有限公司 | Motormeter dish support die casting die |
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| Publication number | Publication date |
|---|---|
| CN105880517A (en) | 2016-08-24 |
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