CN210648373U - Casting is dead head lid and has casting mould of this dead head lid for mould - Google Patents
Casting is dead head lid and has casting mould of this dead head lid for mould Download PDFInfo
- Publication number
- CN210648373U CN210648373U CN201921209810.2U CN201921209810U CN210648373U CN 210648373 U CN210648373 U CN 210648373U CN 201921209810 U CN201921209810 U CN 201921209810U CN 210648373 U CN210648373 U CN 210648373U
- Authority
- CN
- China
- Prior art keywords
- casting
- riser
- ejector pin
- mold
- side wall
- 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.)
- Active
Links
Images
Landscapes
- Casting Devices For Molds (AREA)
Abstract
The utility model relates to a casting die, in particular to a riser cover for a casting die, which comprises a side wall and a top wall integrally formed on the top end surface of the side wall, wherein a riser channel is formed in the side wall in an enclosing manner, an air vent communicated with the riser channel is formed in the middle of the top wall, and the area of the cross section of the riser channel in the horizontal direction is gradually reduced from bottom to top; a plurality of fillet transition surfaces are arranged on the outer peripheral side of the side wall; compared with the prior art, the mold drawing slope is arranged in the riser cover, namely the area of the cross section of the riser channel in the horizontal direction is gradually reduced from bottom to top, so that the feeding efficiency of the riser is improved; in addition, the periphery side of the lateral wall that emits the flap is provided with a plurality of fillet transition faces, and its thimble mechanism of being more convenient for cooperation casting mould takes off the material, and this application still provides a casting mould.
Description
Technical Field
The utility model relates to a casting die utensil, concretely relates to casting die utensil is with rising head lid and have casting die utensil of this rising head lid.
Background
The motor shell of the new energy automobile is an important structure in an engine of the new energy automobile, and the weight of parts is reduced as much as possible due to the limitation of battery endurance of the new energy automobile, so that the existing motor end cover is cast and prepared by adopting aluminum alloy.
The existing casting mould for end cover casting is generally provided with a plurality of risers to avoid the problem of shrinkage cavity of castings, but the existing riser covers are all installed by one riser cover corresponding to one riser, the existing riser cover is complex in structure, the shrinkage cavity effect is not obvious, and the operation of a demoulding mechanism is easily blocked in the mould opening process.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to the not enough among the prior art, and provide a casting mould with rising head lid and have this casting mould that rises the lid.
The purpose of the utility model is realized through the following technical scheme: the application provides a riser cover for a casting mold, which comprises a side wall and a top wall integrally formed on the top end face of the side wall, wherein a riser channel is formed in the side wall in an enclosing mode, an air vent communicated with the riser channel is formed in the middle of the top wall, and the area of the cross section of the riser channel in the horizontal direction is gradually reduced from bottom to top; the periphery side of the side wall is provided with a plurality of fillet transition surfaces.
The cross section of the riser channel in the vertical direction is trapezoidal.
Wherein, the outer surface of the side wall is coated with a polyethylene high-temperature resistant coating.
The application also provides a casting mould which comprises the riser cover, and the casting mould also comprises an upper mould and a lower mould, wherein a cavity for forming the end cover is formed between the upper mould and the lower mould, a casting gate communicated with the cavity is formed on any side surface of the upper mould, the upper mould is provided with a plurality of open risers, and the riser cover is provided with a plurality of open risers which are respectively fixedly connected with the upper mould and correspondingly arranged above the open risers; the casting mould is provided with an ejector pin mechanism for stripping materials.
The casting assembly comprises an upper casting piece fixedly connected with the upper die and a lower casting piece fixedly connected with the lower die, and a casting runner is arranged between the upper casting piece and the lower casting piece.
The first ejector pin mechanism is arranged on the upper die, and the second ejector pin mechanism is arranged on the lower die; the first ejector pin mechanism comprises an ejector pin plate, a plurality of ejector pins and two guide plates which are vertically arranged on two sides of the top end surface of the upper die; a guide groove is formed in the inward side face of the guide plate, the ejector pin plate is horizontally inserted into the guide groove, and the ejector pin is vertically installed on the ejector pin plate and inserted into the cavity of the upper die; the thimble plate is provided with a plurality of through holes for the riser caps to pass through.
The first thimble mechanism and the second thimble mechanism are identical in structure and are arranged in mirror symmetry.
The utility model has the advantages that: compared with the prior art, the riser cover for the casting mold has the advantages that the mold drawing slope is arranged in the riser cover, namely the area of the cross section of a riser channel in the horizontal direction is gradually reduced from bottom to top, so that the feeding efficiency of a riser is improved; in addition, the periphery of the side wall of the cap cover is provided with a plurality of fillet transition surfaces, so that the cap cover is more convenient to be matched with an ejector pin mechanism of a casting mold to remove materials.
Compared with the prior art, the casting mould of this application, through adopting the rising head lid of this application, improved the feeding efficiency of rising head, further improved the quality of foundry goods to, avoid the rising head lid to obstruct the problem of thimble mechanism drawing of patterns.
Drawings
The present invention is further explained by using the drawings, but the embodiments in the drawings do not constitute any limitation to the present invention, and for those skilled in the art, other drawings can be obtained according to the following drawings without any inventive work.
Fig. 1 is a schematic structural diagram of the cap of the present embodiment.
Fig. 2 is a sectional view of the cap of the present embodiment.
Fig. 3 is a schematic structural view of the casting mold of the present embodiment.
Fig. 4 is a plan view of the casting mold of the present embodiment.
Fig. 5 is a sectional view of the casting mold of the present embodiment.
Fig. 6 is a schematic structural view of a casting component of the casting mold of the present embodiment.
Reference numerals: the casting mold comprises an upper mold 1, a lower mold 2, an ejector pin 31, an ejector pin plate 32, a guide plate 33, a through hole 34, a casting runner 4, an upper casting 41, a lower casting 42, a cavity 5, a riser cover 7, a top wall 71, a vent hole 711, a side wall 72, a fillet transition surface 711 and a guide groove 9.
Detailed Description
The invention will be further described with reference to the following examples.
The specific embodiment of the riser cap 7 for the casting mold of the present invention, as shown in fig. 1 and 2, includes a sidewall 72 and a top wall 71 integrally formed on the top end surface of the sidewall 72, a riser channel is formed in the sidewall 72, an air vent 711 communicated with the riser channel is formed in the middle of the top wall 71, and the area of the cross section of the riser channel in the horizontal direction is gradually reduced from bottom to top; the outer peripheral side of the side wall 72 is provided with a plurality of fillet transition surfaces 711. Most preferably, the riser channel is trapezoidal in cross-section in the vertical direction. Compared with the prior art, the mold drawing slope is arranged in the riser cover 7, namely the area of the cross section of the riser channel in the horizontal direction is gradually reduced from bottom to top, so that the feeding efficiency of the riser is improved; further, a plurality of fillet transition surfaces 711 are provided on the outer peripheral side of the side wall 72 of the feeder head cover 7, which facilitates the material removal in cooperation with the ejector mechanism of the casting mold. Compared with the prior art, the mold drawing slope is arranged in the riser cover 7, namely the area of the cross section of the riser channel in the horizontal direction is gradually reduced from bottom to top, so that the feeding efficiency of the riser is improved; further, a plurality of fillet transition surfaces 711 are provided on the outer peripheral side of the side wall 72 of the feeder head cover 7, which facilitates the material removal in cooperation with the ejector mechanism of the casting mold.
To further improve the service life of the riser and the thermal conductivity of the riser, the outer surface of the sidewall 72 is coated with a high temperature resistant coating of polyethylene.
The utility model discloses a casting mold's embodiment, like fig. 3 to fig. 6, including foretell cap 7 that emits, casting mold still includes mould 1 and lower mould 2, goes up mould 1 and lower mould 2 between offer the die cavity 5 that is used for the shaping end cover, goes up any side of mould 1 and offers the sprue gate with die cavity 5 intercommunication, goes up mould 1 and has offered a plurality of rising heads clearly, emits cap 7 and is provided with a plurality ofly and respectively with last mould 1 rigid coupling and correspond the top that sets up at the rising head clearly.
In order to further improve the convenience of casting the die and prevent large-area pouring during casting, a casting assembly is fixedly arranged on the inlet side of the casting opening, the casting assembly comprises an upper casting piece 41 fixedly connected with the upper die 1 and a lower casting piece 42 fixedly connected with the lower die 2, and a casting runner 4 is arranged between the upper casting piece 41 and the lower casting piece 42.
In order to further improve the convenience of casting the die and prevent large-area pouring during casting, the casting die is provided with an ejector pin mechanism for stripping materials. Specifically, two ejector pin mechanisms are arranged, the first ejector pin mechanism is arranged on the upper die 1, and the second ejector pin mechanism is arranged on the lower die 2; the first ejector pin mechanism comprises an ejector pin plate 32, a plurality of ejector pins 31 and two guide plates 33 vertically arranged on two sides of the top end surface of the upper die 1; a guide groove 9 is formed in one inward side surface of the guide plate 33, the ejector pin plate 32 is horizontally inserted into the guide groove 9, and the ejector pin 31 is vertically installed on the ejector pin plate 32 and inserted into the cavity 5 of the upper die 1; the ejector plate 32 is provided with a plurality of through holes 34 through which the head covers 7 pass. Specifically, a pressing plate is further arranged above the ejector plate 32, the pressing plate is fixedly connected with the ejector plate 32 and mainly aims at fixing the ejector pins 31, the ejector pins 31 are similar to bolts and are provided with heads, the ejector plate 32 is provided with counter bores for accommodating the heads, and the pressing plate prevents the ejector pins 31 from falling off the ejector plate 32. Preferably, the first thimble mechanism and the second thimble mechanism have the same structure and are arranged in mirror symmetry.
Compared with the prior art, the casting mould of this embodiment, through adopting this application's rising head lid 7, improved the feeding efficiency of rising head, further improved the quality of foundry goods to, avoid rising head lid 7 to obstruct the problem of thimble mechanism drawing of patterns.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (7)
1. The riser cover for the casting mold is characterized by comprising a side wall and a top wall integrally formed on the top end face of the side wall, wherein a riser channel is formed in the side wall in an enclosing mode, a vent hole communicated with the riser channel is formed in the middle of the top wall, and the area of the cross section of the riser channel in the horizontal direction is gradually reduced from bottom to top; and a plurality of fillet transition surfaces are arranged on the outer peripheral side of the side wall.
2. The casting mold feeder cover of claim 1, wherein: the cross section of the riser channel in the vertical direction is in a trapezoidal shape.
3. The casting mold feeder cover of claim 1, wherein: the outer surface of the side wall is coated with a polyethylene high-temperature-resistant coating.
4. A casting mold, characterized in that: the riser cover of any one of claims 1 to 2, wherein the casting mold further comprises an upper mold and a lower mold, a cavity for forming the end cover is arranged between the upper mold and the lower mold, a casting opening communicated with the cavity is arranged on any side surface of the upper mold, the upper mold is provided with a plurality of open risers, and the riser cover is provided with a plurality of open risers which are fixedly connected with the upper mold respectively and are correspondingly arranged above the open risers; the casting mould is provided with an ejector pin mechanism for stripping materials.
5. A casting mold according to claim 4, characterized in that: the casting assembly is fixedly installed on the inlet side of the casting opening and comprises an upper casting piece fixedly connected with the upper die and a lower casting piece fixedly connected with the lower die, and a casting runner is arranged between the upper casting piece and the lower casting piece.
6. A casting mold according to claim 4, characterized in that: the two ejector pin mechanisms are arranged, the first ejector pin mechanism is arranged on the upper die, and the second ejector pin mechanism is arranged on the lower die; the first ejector pin mechanism comprises an ejector pin plate, a plurality of ejector pins and two guide plates which are vertically arranged on two sides of the top end surface of the upper die; a guide groove is formed in the inward side face of the guide plate, the ejector pin plate is horizontally inserted into the guide groove, and the ejector pin is vertically installed on the ejector pin plate and inserted into the cavity of the upper die; the thimble board is provided with a plurality of through holes for the dead head cover to pass through.
7. A casting mold according to claim 6, characterized in that: the first thimble mechanism and the second thimble mechanism are the same in structure and are arranged in mirror symmetry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921209810.2U CN210648373U (en) | 2019-07-30 | 2019-07-30 | Casting is dead head lid and has casting mould of this dead head lid for mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921209810.2U CN210648373U (en) | 2019-07-30 | 2019-07-30 | Casting is dead head lid and has casting mould of this dead head lid for mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210648373U true CN210648373U (en) | 2020-06-02 |
Family
ID=70834793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921209810.2U Active CN210648373U (en) | 2019-07-30 | 2019-07-30 | Casting is dead head lid and has casting mould of this dead head lid for mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210648373U (en) |
-
2019
- 2019-07-30 CN CN201921209810.2U patent/CN210648373U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113967729B (en) | Double-compensation interrupted antigravity pouring system and pouring method for aluminum alloy casting | |
| CN206425523U (en) | A kind of casting die being easily stripped | |
| CN210523756U (en) | Double-sprue casting die for multiple aluminum castings | |
| CN210648373U (en) | Casting is dead head lid and has casting mould of this dead head lid for mould | |
| CN210280581U (en) | Casting mold for brake drum | |
| CN204975276U (en) | Device of running away is prevented to low pressure casting | |
| CN202555772U (en) | Air inflow tube connection die for motor | |
| CN212945281U (en) | Flange shell casting die | |
| CN210587110U (en) | Feed inlet of die | |
| CN210435349U (en) | A weight fastener for assembly line resin sand casting mould | |
| CN210817405U (en) | Casting mould suitable for low pressure casting machine | |
| CN202541467U (en) | Clamping claw structure on automobile grid | |
| CN211438069U (en) | Pouring frame for casting pouring | |
| CN210648380U (en) | Casting mould is used in casting of motor end cover | |
| CN218475976U (en) | Casting mould of light kart calliper | |
| CN219598051U (en) | Detachable die-casting assembly for die-casting molding of steel ingot mold | |
| CN209491308U (en) | A kind of brake disc casting mould | |
| CN210523780U (en) | Double-sprue casting die for casting motor end cover | |
| CN205996114U (en) | A kind of car brake disk casting sand type | |
| CN212795708U (en) | Injection mold for producing automobile gear box | |
| CN217223489U (en) | Sand shell for casting full-film-coated sand shell mold | |
| CN209773432U (en) | Mould air discharge duct structure | |
| CN219598031U (en) | Horizontal round bar casting machine | |
| CN218517667U (en) | Diesel engine body casting mould | |
| CN218050194U (en) | Open-close type aluminum casting pouring mold |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |