CN208390968U - The mold of aluminium casting - Google Patents
The mold of aluminium casting Download PDFInfo
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- CN208390968U CN208390968U CN201820683073.9U CN201820683073U CN208390968U CN 208390968 U CN208390968 U CN 208390968U CN 201820683073 U CN201820683073 U CN 201820683073U CN 208390968 U CN208390968 U CN 208390968U
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Abstract
The utility model discloses a kind of molds of aluminium casting, belong to die casting mold field, its key points of the technical solution are that including punch-pin and cavity plate, the protrusion of cooperation blank is installed on the punch-pin, the groove of cooperation blank is offered on cavity plate；Demoulding mandril is slidably connected in the punch-pin at respective protrusions position, left cavity is offered in the punch-pin at respective protrusions position, left air inlet is offered on the punch-pin at the left empty cavity position of correspondence, left air inlet is connected to left cavity, at least one left venthole is offered in the protrusion at the left empty cavity position of correspondence, the stifled disk in a left side that left venthole can be fully sealed and be smoothly connected with convex surfaces is slidably connected in the protrusion of each left ventilation hole location of correspondence, left cylinder is installed with close to the one side of left cavity in each left stifled disk, it is cooling to solve the problems, such as that aluminium casting is difficult to Quick uniform, achieve the effect that aluminium casting is enable quickly and evenly to cool down.
Description
Technical field
The utility model relates to die casting mold field, in particular to a kind of mold of aluminium casting.
Background technique
Die casting is a kind of method for casting liquid forging, a kind of technique completed on dedicated die casting die forging machine.
Its basic craft course is: the type of molten metal elder generation low-speed or high-speed casting filling progressive die tool is intracavitary, and mold has movable type chamber
Face, it pressurizes with the cooling procedure of molten metal and forges, had both eliminated the shrinkage porosity defect of contraction cavity of blank, and also made the interior tissue of blank
Reach the Broken Crystal of forging state.The comprehensive mechanical performance of blank is significantly improved.
A kind of blank 1 of aluminium casting chassis 11 including truncated cone-shaped and is shaped in chassis 11 as depicted in figs. 1 and 2
The bulge loop 12 at center, offers pig's tongue slot 111 close to 12 part of bulge loop on chassis 11, offers centre bore at 12 center of bulge loop
121。
Existing die casting again will need to be sufficiently cooled blank when the blank of the above-mentioned aluminium casting of die casting
Blank removes from the mold, if by cooling mold, come indirect cooling blank, not only cooling slowly, is also easy to inhomogeneous cooling
Even, staff is difficult to direct cool to inside blank using water fog spraying gun to cooling down outside blank, artificial cooling
Also it is even to be easy inhomogeneous cooling, influences product quality.
Utility model content
The purpose of the utility model is to provide a kind of molds of aluminium casting, can carry out quickly and evenly from the inner face of blank
It is cooling, it improves product quality and production efficiency.
The above-mentioned technical purpose of the utility model has the technical scheme that
A kind of mold of aluminium casting, including punch-pin and cavity plate are installed with the protrusion of cooperation blank on the punch-pin, in cavity plate
On offer cooperation blank groove；Demoulding mandril is slidably connected in the punch-pin at respective protrusions position, demoulds mandril energy
It is enough to open the blank on punch-pin under external influence, left cavity is offered in the punch-pin at respective protrusions position, in correspondence
Left air inlet is offered on punch-pin at left empty cavity position, left air inlet is connected to left cavity, at the left empty cavity position of correspondence
At least one left venthole is offered in protrusion, slidably connecting in the protrusion of each left ventilation hole location of correspondence can
Left venthole is fully sealed and disk is blocked up on the left side being smoothly connected with convex surfaces, it is equal close to the one side of left cavity in each left stifled disk
It is installed with left cylinder.
By using above scheme, cavity plate and punch-pin are mounted on die casting machine and carry out die casting by staff, and die casting terminates
The water mist of low temperature is passed through out of left air inlet to the left cavity afterwards, each left cylinder is by the corresponding left disk that blocks up to the side far from blank
To pulling, preliminary cooling is carried out to blank, is then demoulded mandril and is jacked up blank slightly under the action of die casting machine, allows low temperature
Water mist from left venthole ejection blank inner face is equably cooled down, improve the production efficiency of product quality.
Preferably, being installed with left block plate close to the one side of left cavity in each left stifled disk, the surface area of left block plate is greater than
The area of left venthole, when left block plate is connected in protrusion, the upper surface of the stifled disk in a left side is just smoothly connected with convex surfaces.
By using above scheme, left block plate can prevent the left prominent punch-pin of stifled disk, influence the quality of die casting, while can
The stifled disk in a left side is positioned, when disk is blocked up to, to when pushing up motionless, disk is blocked up with regard to rigid in a left side far from left cavity direction top in a left side by left cylinder
It is good to be smoothly connected with convex surfaces, it will not influence normal die casting.
Preferably, slidably connecting several guide rods along left stifled disk glide direction setting on each left block plate, each
The both ends of guide rod are fixedly connected with inside the punch-pin at the left empty cavity position of correspondence.
By using above scheme, guide rod plays guiding role to left cylinder, and left cylinder is made to pull left stifled disk movement
The stifled disk in a left side can be made to keep balance and mobile stabilization when sliding, prevent left stifled disk generation dislocation or crooked.
Preferably, offering left gas outlet far from left air inlet one end in punch-pin, left gas outlet is connected to left cavity.
By using above scheme, when air inlet is passed through the water mist of low temperature to staff to the left, extra water mist
It can be discharged from left gas outlet, prevent water mist from accumulating in left cavity inside, made excessive water in left cavity, influence die casting
Performance.
Preferably, right cavity is offered in the cavity plate at respective slot position, the cavity plate at the right empty cavity position of correspondence
On offer right air inlet, at least one right venthole is offered on the cavity plate at the right empty cavity position of correspondence, corresponding each
Right venthole can be fully sealed and be smoothly connected with convex surfaces by slidably connecting on the cavity plate of right ventilation hole location
The right side block up disk, be installed with right cylinder close to the one side of right cavity in each right stifled disk.
By using above scheme, the structure also being provided with as punch-pin on cavity plate, staff can be from right air inlet
Mouth is passed through to the right the water mist of low temperature in cavity, and the water mist of low temperature is sprayed from right blow vent, while to the inside and outer surface of cavity plate
It is cooled down, cavity plate is enable to be quickly cooled down, be quickly prepared for die casting next time, improve production efficiency.
Preferably, offering edge grinding slot on the cavity plate at respective slot peripheral location, edge grinding slot is connected to groove.
By using above scheme, extra molten aluminum flows in edge grinding slot and forms edge grinding in press casting procedure, complete in die casting
Edge grinding is cut off after, guarantees product quality, edge grinding, which can melt down refining again and form molten aluminum, is re-used for die casting, while edge grinding can be with
The shrinkage porosite inside blank is effectively reduced, product quality is improved.
Preferably, being installed with multiple guide posts on cavity plate, offers and lead on the punch-pin at each guide post position of correspondence
Slot, each guide post can be plugged in corresponding guide groove.
By using above scheme, guide post and guide groove cooperation position cavity plate and punch-pin, guarantee cavity plate and punch-pin energy
Enough alignment, the compound standard of blank for coming out die casting guarantee product quality.
Preferably, being installed with dome far from cavity plate one end in each guide post.
By using above scheme, dome can rectify a deviation when cavity plate and punch-pin have slight deviation, if
Staff has slight crooked dome that can temporarily guarantee yield rate when installing cavity plate or punch-pin, repairs in staff
Loss is reduced before the position of positive cavity plate or punch-pin.
In conclusion the utility model has the following beneficial effects:
1. cavity plate and punch-pin are mounted on die casting machine and carry out die casting by staff, after die casting to the left from left air inlet
Be passed through the water mist of low temperature in cavity, each left cylinder pulls corresponding left stifled disk to the direction far from blank, to blank into
Then the preliminary cooling of row demoulds mandril and jacks up blank slightly under the action of die casting machine, allow the water mist of low temperature from left ventilation
Hole, which sprays, equably cools down blank inner face, improves the production efficiency of product quality；
2. left block plate can prevent the left prominent punch-pin of stifled disk, the quality of die casting is influenced, while can determine the stifled disk in a left side
Position, when left cylinder pushes up the stifled disk in a left side to when pushing up motionless to far from left cavity direction, the stifled disk in a left side is just just flat with convex surfaces
Slip will not influence normal die casting；
3. also being provided with the structure as punch-pin on cavity plate, staff can be passed through out of right air inlet to the right cavity
The water mist of the water mist of low temperature, low temperature is sprayed from right blow vent, while being cooled down to the inside and outer surface of cavity plate, and cavity plate is enable
It is enough to be quickly cooled down, it is quickly prepared for die casting next time, improves production efficiency.
Detailed description of the invention
Fig. 1 is the overall structure diagram of blank in background technique；
Fig. 2 is the structural schematic diagram of prominent shape in background technique；
Fig. 3 is the overall structure diagram of embodiment；
Fig. 4 is the schematic diagram of prominent punch-pin and cavity die structure in embodiment；
Fig. 5 is the cross-sectional view of prominent punch-pin internal structure in embodiment；
Fig. 6 is the schematic diagram of prominent left block plate and guide rod structure in embodiment；
Fig. 7 is the cross-sectional view of prominent cavity plate internal structure in embodiment；
Fig. 8 is the cross-sectional view of prominent right stifled dish structure in embodiment.
In figure, 1, blank；11, chassis；111, pig's tongue slot；12, bulge loop；121, centre bore；2, punch-pin；21, mandril is demoulded；
22, left cavity；221, left air inlet；222, left gas outlet；223, left venthole；23, left stifled disk；231, left block plate；2311, it leads
Bar；232, left cylinder；24, raised；25, guide groove；3, cavity plate；31, right cavity；311, right air inlet；312, right gas outlet；313,
Right venthole；32, right stifled disk；321, right block plate；322, right cylinder；33, groove；34, guide post；341, dome；35, edge grinding slot；
36, Jiao Kou.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.The wherein identical attached drawing of identical components
Label indicates.It should be noted that word "front", "rear" used in the following description, "left", "right", "up" and "down" refer to
It is the direction in attached drawing, word " bottom surface " and " top surface ", "inner" and "outside" are referred respectively to towards or away from particular elements geometry
The direction at center.
Embodiment: a kind of mold of aluminium casting, as shown in Figure 3 and Figure 4, including punch-pin 2 and cavity plate 3, it is fixed on punch-pin 2
There is the protrusion 24 of cooperation blank 1, the groove 33 of cooperation blank 1 is offered on cavity plate 3.At 33 marginal position of respective slot
Edge grinding slot 35 is offered on cavity plate 3, edge grinding slot 35 is connected to groove 33.Glue mouth 36, glue mouth 36 and edge grinding are offered on cavity plate 3
Slot 35 is connected to.Punch-pin 2 and cavity plate 3 cooperation can die casting go out blank 1, when cavity plate 3 abuts together on die casting machine with punch-pin 2
When, molten aluminum flows in edge grinding slot 35 from glue mouth 36, then flows in groove 33 from edge grinding slot 35, the shape between cavity plate 3 and punch-pin 2
At blank 1, extra molten aluminum, which stays in, forms edge grinding in edge grinding slot 35 and glue mouth 36, waits after die casting staff by edge grinding
It cuts, blank 1 can be obtained.The edge grinding cut can melt down to be refined again, and refuse waits die casting next time at molten aluminum.
As shown in Figure 3 and Figure 4, multiple guide posts 34 are installed on cavity plate 3, it is equal far from 3 one end of cavity plate in each guide post 34
It is installed with dome 341, offers guide groove 25 on the punch-pin 2 at each 34 position of guide post of correspondence, each guide post 34 can
It is plugged in corresponding guide groove 25.Guide post 34 and the cooperation of guide groove 25 position cavity plate 3 and punch-pin 2, guarantee cavity plate 3 and punch-pin
2 can be aligned, the compound standard of blank 1 for coming out die casting.Dome 341 can be when cavity plate 3 and punch-pin 2 have slight deviation
Time is rectified a deviation, and guarantees product quality.
As shown in Figure 3 and Figure 4, demoulding mandril 21, demoulding top are slidably connected in the punch-pin 2 at 24 position of respective protrusions
21 one end of bar is exposed 24 setting of protrusion and is connect with raised 24 smooth surfaces, and demoulding 21 other end of mandril stretches out punch-pin 2 and is arranged,
Demoulding mandril 21 can jack up the blank 1 on punch-pin 2 under the promotion of die casting machine.
As shown in figure 5, left cavity 22 is offered in the punch-pin 2 at 24 position of respective protrusions, at the left cavity of correspondence 22
Left air inlet 221 is offered in the punch-pin 2 at the place of setting, left air inlet 221 is connected to left cavity 22.In punch-pin 2 far from left air inlet
221 one end offer left gas outlet 222, and left gas outlet 222 is connected to left cavity 22.Staff can be from left air inlet 221
The water mist for being passed through low temperature in cavity 22 to the left to carry out fast cooling to punch-pin 2, and extra water mist can be from left 222 row of gas outlet
Out.
As shown in figure 5, offering at least one left venthole 223 on the punch-pin 2 at left 22 position of cavity of correspondence, each
Left venthole 223 is connected to left cavity 22, is slidably connected on the punch-pin 2 at each left 223 position of venthole of correspondence
The table of left venthole 223 and each left stifled disk 23 with protrusion 24 can be fully sealed in the stifled disk 23 in a left side, each left stifled disk 23
Face is smoothly connected.It is fixedly connected to left cylinder 232, each left cylinder on one side close to left cavity 22 in each left stifled disk 23
232 are fixedly connected in punch-pin 2.Left cylinder 232 makes left stifled disk 23 and left venthole 223 by that can pull left stifled disk 23
Separation, enables the water mist in left cavity 22 to spray from left venthole 223, carries out to the blank 1 on punch-pin 2 quickly and evenly cold
But.
As shown in Figure 5 and Figure 6, it is fixedly connected to left block plate 231 on one side close to left cavity 22 in each left stifled disk 23, when
When left block plate 231 is connected to 2 inside of punch-pin, the outer surface of the stifled disk 23 in a left side can just be connect with raised 24 smooth surfaces.Every
Guide rod 2311 is slidably connected on a left block plate 231, each 2311 both ends of guide rod are fixedly connected with inside punch-pin 2.Left gear
Disk 231 can not only prevent the left prominent protrusion 24 of stifled disk 23, and can play the role of positioning to the stifled disk 23 in a left side, work as left cylinder
232 when pushing left block plate 231 mobile, if left block plate 231 is connected to inside punch-pin 2, left cylinder 232 can not be continued to press on
When left block plate 231 is mobile, the outer surface of the stifled disk 23 in a left side is just connect with 24 smooth surfaces of protrusion, will not influence left stifled disk 23 just
Normal pressure casting.Guide rod 2311 can play guiding role to left cylinder 232, prevent left stifled disk 23 from skew or dislocation occurs.
As shown in Figure 7 and Figure 8, right cavity 31 is offered in the cavity plate 3 at 33 position of respective slot, in the right cavity of correspondence
Right air inlet 311 is offered in cavity plate 3 at 31 positions, right air inlet 311 is connected to right cavity 31.Cavity plate 3 far from it is right into
311 one end of port offers right gas outlet 312, and right gas outlet 312 is connected to right cavity 31.At right 31 position of cavity of correspondence
At least one right venthole 313 is offered on cavity plate 3, each right venthole 313 is connected to right cavity 31.On each right side of correspondence
Right stifled disk 32 is slidably connected on cavity plate 3 at 313 position of venthole, right ventilation can be fully sealed in each right stifled disk 32
The outer surface of the stifled disk 32 in hole 313 and each right side is connect with 33 smooth surface of groove, in each right stifled disk 32 close to right cavity
31 are fixedly connected to right cylinder 322 on one side, and each right cylinder 322 is fixedly connected in cavity plate 3.It also is provided in cavity plate 3
Structure similar with punch-pin 2, staff can be passed through the water mist of low temperature, right cylinder out of right air inlet 311 to the right cavity 31
322 pull right stifled disk 32 to separate with right venthole 313, spray water mist from right venthole 313, to the inside and outside of cavity plate 3
Quickly and evenly cooled down, improve working efficiency, extra water mist can be discharged from right gas outlet 312.
As shown in Figure 7 and Figure 8, it is fixedly connected to right block plate 321 on one side close to right cavity 31 in each right stifled disk 32, when
When right block plate 321 is connected to 3 inside of cavity plate, the outer surface of the stifled disk 32 in the right side can just be connect with 33 smooth surface of groove.The right side is stifled
For the structure of disk 32 as the stifled disk 23 in a left side, right block plate 321 equally can play the role of positioning to the stifled disk 32 in the right side.
Usage mode: punch-pin 2 and cavity plate 3 are first installed on die casting machine by staff, and die casting machine is by punch-pin 2 and cavity plate 3
Abut to together, from glue mouth 36 to punch-pin 2 and cavity plate 3 among injection molten aluminum carry out die casting.Die casting machine will be convex after the completion of die casting
Mould 2 is separated with cavity plate 3, and the blank 1 that rigid die casting is completed stays on punch-pin 2, and staff is by the water mist of low temperature from left air inlet at this time
Mouthfuls 221 and right air inlet 311 cavity 22 and right cavity 31 inject to the left respectively, water mist is from left air inlet 221 or right air inlet 311
It is discharged into left cavity 22 or right cavity 31, then from left gas outlet 222 or right gas outlet 312, inside punch-pin 2 and cavity plate 3
It is cooled down.Then die casting machine pushes demoulding mandril 21 to jack up blank 1 slightly from punch-pin 2, is unlikely to blank 1 and punch-pin
2 are kept completely separate, and left cylinder 232 and right cylinder 322 pull left stifled disk 23 and right stifled disk 32 respectively, keep left venthole 223 and the right side logical
Stomata 313 exposes, and water mist is sprayed from left venthole 223 and right venthole 313, carries out Quick uniform to blank 1 and cavity plate 3 respectively
Ground is cooling, forms blank 1 well, improves product quality, while reducing 3 cooling time of punch-pin 2 and cavity plate, improves production effect
Rate.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (8)
1. a kind of mold of aluminium casting, including punch-pin (2) and cavity plate (3), cooperation blank (1) is installed on the punch-pin (2)
Raised (24) offer the groove (33) of cooperation blank (1) on cavity plate (3)；
Slidably connect demoulding mandril (21) in punch-pin (2) at respective protrusions (24) position, demoulding mandril (21) can be
The blank (1) on punch-pin (2) is opened under external influence, it is characterised in that: in the punch-pin (2) at respective protrusions (24) position
Left cavity (22) are offered, offer left air inlet (221), left air inlet on the punch-pin (2) at the left cavity of correspondence (22) position
Mouth (221) is connected to left cavity (22), and it is logical that at least one left side is offered in the protrusion (24) at the left cavity of correspondence (22) position
Stomata (223), a left side can be fully sealed by slidably connecting in the protrusion (24) at each left venthole (223) position of correspondence
Venthole (223) and disk (23) are blocked up on left side connect with raised (24) smooth surface, in each left stifled disk (23) close left cavity
(22) one side is installed with left cylinder (232).
2. the mold of aluminium casting according to claim 1, it is characterised in that: in each left stifled disk (23) close to left cavity
(22) one side is installed with left block plate (231), and the surface area of left block plate (231) is greater than the area of left venthole (223), works as a left side
Block plate (231) be connected to raised (24) it is interior when, the upper surface of a left side stifled disk (23) is just connect with protrusion (24) smooth surface.
3. the mold of aluminium casting according to claim 2, it is characterised in that: sliding connects on each left block plate (231)
Be connected to several guide rods (2311) along left stifled disk (23) glide direction setting, the both ends of each guide rod (2311) be fixedly connected in
Punch-pin (2) at corresponding left cavity (22) position is internal.
4. the mold of aluminium casting according to claim 1, it is characterised in that: in punch-pin (2) far from left air inlet (221) one
End offers left gas outlet (222), and left gas outlet (222) is connected to left cavity (22).
5. the mold of aluminium casting according to claim 1, it is characterised in that: the cavity plate at respective slot (33) position
(3) right cavity (31) are offered in, offer right air inlet (311) on the cavity plate (3) at the right cavity of correspondence (31) position,
At least one right venthole (313) is offered on cavity plate (3) at corresponding right cavity (31) position, in each right venthole of correspondence
(313) slidably connected on the cavity plate at position (3) can be fully sealed right venthole (313) and with raised (24) surface
Disk (32) are blocked up on the right side being smoothly connected, and in each right stifled disk (32), the one side close to right cavity (31) is installed with right cylinder (322).
6. the mold of aluminium casting according to claim 1, it is characterised in that: recessed at respective slot (33) peripheral location
It is offered on mould (3) edge grinding slot (35), edge grinding slot (35) is connected to groove (33).
7. the mold of aluminium casting according to claim 1, it is characterised in that: be installed with multiple guide posts on cavity plate (3)
(34), it is offered guide groove (25) on the punch-pin (2) at each guide post of correspondence (34) position, each guide post (34) can insert
It is connected in corresponding guide groove (25).
8. the mold of aluminium casting according to claim 7, it is characterised in that: in each guide post (34) far from cavity plate (3) one
End is installed with dome (341).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820683073.9U CN208390968U (en) | 2018-05-09 | 2018-05-09 | The mold of aluminium casting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820683073.9U CN208390968U (en) | 2018-05-09 | 2018-05-09 | The mold of aluminium casting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208390968U true CN208390968U (en) | 2019-01-18 |
Family
ID=65062351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820683073.9U Expired - Fee Related CN208390968U (en) | 2018-05-09 | 2018-05-09 | The mold of aluminium casting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208390968U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109954862A (en) * | 2019-04-02 | 2019-07-02 | 浙江朝日减振器有限公司 | A kind of damping end cap machining die |
-
2018
- 2018-05-09 CN CN201820683073.9U patent/CN208390968U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109954862A (en) * | 2019-04-02 | 2019-07-02 | 浙江朝日减振器有限公司 | A kind of damping end cap machining die |
| CN109954862B (en) * | 2019-04-02 | 2024-02-09 | 浙江朝日减振器有限公司 | Shock attenuation end cover mold processing |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
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| CF01 | Termination of patent right due to non-payment of annual fee |