CN214768815U - Die casting die of easily drawing of patterns - Google Patents
Die casting die of easily drawing of patterns Download PDFInfo
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- CN214768815U CN214768815U CN202120665590.5U CN202120665590U CN214768815U CN 214768815 U CN214768815 U CN 214768815U CN 202120665590 U CN202120665590 U CN 202120665590U CN 214768815 U CN214768815 U CN 214768815U
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Abstract
The utility model discloses a die casting die easy to demould, which comprises a movable die set and a fixed die set matched with the movable die set, wherein the movable die set is matched and connected with the fixed die set; the movable mould group is provided with a demoulding group, the demoulding group comprises a mould pushing plate and a plurality of mould pushing columns fixedly connected with the mould pushing plate, the mould pushing columns penetrate through the movable mould base plate and the movable mould supporting plate, and the mould pushing plate is positioned above the movable mould base plate and serves as the bottom wall of the cavity piece. The die-casting die easy to demould is simple in structure and simple in die-pushing operation, and the die-pushing plate replaces the ejector pin to directly push the die, so that a thin alloy product can be prevented from being stabbed by the ejector pin and deformed; the plurality of mold pushing columns push the mold pushing plate together, so that the demolding group is stressed uniformly, the phenomenon of breakage similar to a thimble is avoided, and demolding is smoother.
Description
Technical Field
The utility model relates to a die casting die technical field especially discloses a die casting die of easy drawing of patterns.
Background
The alloy product is a common daily product, and is widely applied to the fields of household products, medical equipment, building materials, sports equipment and the like due to the advantages of high strength, good durability, strong assembly and the like. In the manufacturing process of the alloy product, the alloy material in a molten state is generally uniformly stirred at a certain temperature, then the alloy material is injected into a die-casting die, the alloy material is formed in a cavity part of the die-casting die, a formed alloy product is obtained after cooling and solidification, and then the alloy product is pushed down from the die-casting die through an ejector pin. Because the adsorption force in the cavity part after the die casting is formed is large, the demolding mechanism of the common die casting die is composed of a plurality of ejector pins, and most ejector pins are small in size and easy to break, so that demolding is not easy to occur.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects and deficiencies in the prior art, the utility model aims to provide a die-casting die easy to demould.
In order to achieve the purpose, the utility model discloses a die casting die easy to demold, including the movable mould group and with the movable mould matched cover half group, the movable mould group includes the movable mould bottom plate, the movable mould extension board that is located the movable mould bottom plate top, the die cavity spare that is located the movable mould extension board top, the movable mould backing plate that is located between movable mould extension board and the die cavity spare and the loop bar that is fixed in the movable mould extension board both sides, the cover half group includes the cover half roof, the cover half backing plate that is located the cover half roof below, the core piece that is located the cover half backing plate below and the sleeve that is fixed in cover half roof both sides, the sleeve can slip the cover and locate outside the loop bar; the movable mould group is provided with a demoulding group, the demoulding group comprises a mould pushing plate positioned in the cavity piece and a plurality of mould pushing columns fixedly connected with the mould pushing plate, the mould pushing columns penetrate through the movable mould base plate and the movable mould support plate, and the mould pushing plate is positioned above the movable mould base plate and serves as the bottom wall of the cavity piece.
Specifically, four corners of movable mould bottom plate top all are provided with the support column, and the one end that the movable mould bottom plate was kept away from to the support column is fixed in the movable mould extension board, and the support column makes and forms a space of stepping down between movable mould bottom plate and the movable mould extension board.
Specifically, the hydraulic cylinder is arranged above the movable mould bottom plate, a piston rod of the hydraulic cylinder is connected with a connecting plate, the connecting plate is fixedly connected with the plurality of mould pushing columns, and the hydraulic cylinder and the connecting plate are both located in the yielding space.
Specifically, the bottom of the cavity piece is provided with a through hole, and the hole wall of the through hole is provided with a step for bearing the stripper plate.
Specifically, the periphery of the pushing template is provided with a groove, the bottom wall of the groove is abutted to the top surface of the step, and the side wall of the groove is abutted to the side wall of the step.
Specifically, the cover half roof is provided with the sprue gate, and the sprue gate is connected with material channel, and material channel runs through cover half backing plate and type chipware, and the one end that material channel kept away from the sprue gate is equipped with the bell mouth of intercommunication type chamber spare, and the external diameter that the one end of sprue gate was kept away from to the bell mouth is less than the external diameter that the bell mouth is close to sprue gate one end.
The utility model has the advantages that: die casting die of easily drawing of patterns be provided with the demolding group at the movable mould group, the demolding group including the stripper plate, with a plurality of stripper columns of stripper plate fixed connection, connect in the connecting plate of a plurality of stripper columns to and connect in the pneumatic cylinder of connecting plate bottom. In the die-casting process, alloy materials in a molten state enter the material channel from the pouring gate, enter the cavity piece through the material channel, wait for the cooling shaping after, the movable mould group is kept away from the fixed mould group, the alloy product adsorbs in the cavity piece and drops from the core piece along with the movement of the movable mould group, the hydraulic cylinder starts to work at this moment, the piston rod pushes the connecting plate to move towards the fixed mould group, thereby pushing the plurality of ejector columns to move, the plurality of ejector columns push the ejector plate from the bottom of the cavity piece, and finally the alloy product is pushed out of the cavity piece. The die-casting die easy to demould is simple in structure and simple in die-pushing operation, and the die-pushing plate replaces the ejector pin to directly push the die, so that a thin alloy product can be prevented from being stabbed by the ejector pin and deformed; the plurality of mold pushing columns push the mold pushing plate together, so that the demolding group is stressed uniformly, the phenomenon of breakage similar to a thimble is avoided, and demolding is smoother.
Drawings
Fig. 1 is a schematic sectional structure view of the die-casting state of the present invention;
fig. 2 is a schematic view of the cross-sectional structure of the mold in the demolding state.
The reference numerals include:
1-moving die set 2-fixed die set 3-demoulding set
11-movable mould bottom plate 12-movable mould support plate 13-cavity part
14-movable die backing plate 15-loop bar 16-support column
17-abdicating space 21-fixed die top plate 22-fixed die backing plate
23-core piece 24-sleeve 31-push template
32-mold pushing column 33-hydraulic cylinder 34-piston rod
35-connecting plate 131-through hole 132-step
211-pouring gate 212-material channel 311-groove.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and accompanying drawings, which are not intended to limit the present invention.
Referring to fig. 1 to 2, the die casting mold easy to demold of the present invention includes a movable mold assembly 1 and a fixed mold assembly 2 matched with the movable mold assembly 1, wherein the movable mold assembly 1 includes a movable mold bottom plate 11, a movable mold support plate 12 located above the movable mold bottom plate 11, a cavity member 13 located above the movable mold support plate 12, a movable mold cushion plate 14 located between the movable mold support plate 12 and the cavity member 13, and a sleeve rod 15 fixed to both sides of the movable mold support plate 12, the fixed mold assembly 2 includes a fixed mold top plate 21, a fixed mold cushion plate 22 located below the fixed mold top plate 21, a core member 23 located below the fixed mold cushion plate 22, and a sleeve 24 fixed to both sides of the fixed mold top plate 21, and the sleeve 24 is slidably sleeved outside the sleeve rod 15; the movable mould set 1 is provided with a demoulding set 3, the demoulding set 3 comprises a mould pushing plate 31 positioned in the cavity piece 13 and a plurality of mould pushing columns 32 fixedly connected with the mould pushing plate 31, the mould pushing columns 32 penetrate through the movable mould backing plate 14 and the movable mould support plate 12, and the mould pushing plate 31 is positioned above the movable mould backing plate 14 and serves as the bottom wall of the cavity piece 13. The ejector plate 31 is matched with the bottom of the cavity piece 13, when the die is removed, the ejector plate 31 is jacked up by the ejector post 32, the ejector plate 31 is higher than the bottom wall of the cavity piece 13, the alloy product is ejected from the cavity piece 13, and the alloy product is convenient to take away by hands or a mechanical hand.
Referring to fig. 1 to 2, support pillars 16 are disposed at four corners above the movable mold base plate 11, one end of each support pillar 16 away from the movable mold base plate 11 is fixed to the movable mold support plate 12, the support pillars 16 form an abdicating space 17 between the movable mold base plate 11 and the movable mold support plate 12, and the abdicating space 17 provides a moving space for the demolding operation of the demolding group 3.
Referring to fig. 1 to 2, a hydraulic cylinder 33 is disposed above the movable mold base plate 11, a piston rod 34 of the hydraulic cylinder 33 is connected to a connecting plate 35, the connecting plate 35 is fixedly connected to a plurality of mold pushing columns 32, and the hydraulic cylinder 33 and the connecting plate 35 are both located in the abdicating space 17. During demolding, the hydraulic cylinder 33 starts to work, the piston rod 34 pushes the connecting plate 35 to move towards the fixed die set 2, so that the plurality of mold pushing columns 32 are pushed to move, the plurality of mold pushing columns 32 push the mold pushing plate 31 away from the bottom of the cavity part 13, and finally the alloy product is pushed out of the cavity part 13.
Referring to fig. 2, the bottom of the cavity member 13 is provided with a through hole 131, and a step 132 for supporting the stripper plate 31 is disposed on the wall of the through hole 131. The periphery of the ejector plate 31 is provided with a groove 311, the bottom wall of the groove 311 is abutted against the top surface of the step 132, and the side wall of the groove 311 is abutted against the side wall of the step 132. The step 132 is matched with the groove 311, the push template 31 is embedded into the through hole 131 at the bottom of the cavity piece 13, and the top surface of the push template 31 is flush with the bottom wall of the cavity piece 13 during die casting; when demoulding, the mould pushing plate 31 is higher than the bottom wall of the cavity part 13.
Referring to fig. 1 to 2, the fixed mold top plate 21 is provided with a pouring port 211, the pouring port 211 is connected with a material channel 212, the material channel 212 penetrates through the fixed mold backing plate 22 and the core member 23, one end of the material channel 212 far away from the pouring port 211 is provided with a tapered hole communicated with the cavity member 13, and the outer diameter of one end of the tapered hole far away from the pouring port 211 is smaller than that of one end of the tapered hole close to the pouring port 211. In the die casting process, the alloy material in a molten state enters the material channel 212 from the pouring gate 211, enters the cavity part 13 through the material channel 212, and is demoulded after cooling and forming.
Die casting die of easily drawing of patterns be provided with at movable mould group 1 and take off module 3, drawing of patterns group 3 including the stripper plate 31, with a plurality of stripper columns 32 that stripper plate 31 fixed connection, connect in the connecting plate 35 of a plurality of stripper columns 32 to and connect in the pneumatic cylinder 33 of connecting plate 35 bottom. In the die casting process, alloy materials in a molten state enter the material channel 212 from the pouring gate 211, enter the cavity part 13 through the material channel 212, wait for cooling and forming, the movable module 1 is far away from the fixed module 2, alloy products are adsorbed in the cavity part 13 and fall off from the core part 23 along with the movement of the movable module 1, at the moment, the hydraulic cylinder 33 starts to work, the piston rod 34 pushes the connecting plate 35 to move towards the fixed module 2, so that the plurality of mold pushing columns 32 are pushed to move, the plurality of mold pushing columns 32 push the mold pushing plate 31 away from the bottom of the cavity part 13, and finally the alloy products are pushed out of the cavity part 13.
The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.
Claims (6)
1. The die-casting die easy to demold comprises a movable die set (1) and a fixed die set (2) matched with the movable die set (1), wherein the movable die set (1) comprises a movable die bottom plate (11), a movable die support plate (12) positioned above the movable die bottom plate (11), a cavity piece (13) positioned above the movable die support plate (12), a movable die cushion plate (14) positioned between the movable die support plate (12) and the cavity piece (13) and sleeve rods (15) fixed on two sides of the movable die support plate (12), the fixed die set (2) comprises a fixed die top plate (21), a fixed die cushion plate (22) positioned below the fixed die top plate (21), a core piece (23) positioned below the fixed die cushion plate (22) and sleeve barrels (24) fixed on two sides of the fixed die top plate (21), and the sleeve barrels (24) can be sleeved outside the sleeve rods (15) in a sliding mode; the method is characterized in that: the movable die set (1) is provided with a demoulding set (3), the demoulding set (3) comprises a push die plate (31) positioned in the cavity piece (13) and a plurality of push die columns (32) fixedly connected with the push die plate (31), the push die columns (32) penetrate through the movable die base plate (14) and the movable die support plate (12), and the push die plate (31) is positioned above the movable die base plate (14) and serves as the bottom wall of the cavity piece (13).
2. The easy-to-demold die casting mold as claimed in claim 1, wherein: supporting columns (16) are arranged at four corners above the movable mould base plate (11), one ends, far away from the movable mould base plate (11), of the supporting columns (16) are fixed on the movable mould supporting plate (12), and yielding spaces (17) are formed between the movable mould base plate (11) and the movable mould supporting plate (12) through the supporting columns (16).
3. The easy-to-demold die casting mold as claimed in claim 2, wherein: a hydraulic cylinder (33) is arranged above the movable mold bottom plate (11), a piston rod (34) of the hydraulic cylinder (33) is connected with a connecting plate (35), the connecting plate (35) is fixedly connected with a plurality of mold pushing columns (32), and the hydraulic cylinder (33) and the connecting plate (35) are both located in the yielding space (17).
4. The easy-to-demold die casting mold as claimed in claim 1, wherein: the bottom of the cavity piece (13) is provided with a through hole (131), and the hole wall of the through hole (131) is provided with a step (132) for bearing the ejector plate (31).
5. The easy-to-demold die casting mold as claimed in claim 4, wherein: the periphery of the ejector plate (31) is provided with a groove (311), the bottom wall of the groove (311) is abutted against the top surface of the step (132), and the side wall of the groove (311) is abutted against the side wall of the step (132).
6. The easy-to-demold die casting mold as claimed in claim 1, wherein: the fixed die top plate (21) is provided with a sprue gate (211), the sprue gate (211) is connected with a material channel (212), the material channel (212) penetrates through the fixed die base plate (22) and the core piece (23), one end, far away from the sprue gate (211), of the material channel (212) is provided with a conical hole communicated with the cavity piece (13), and the outer diameter, far away from one end of the sprue gate (211), of the conical hole is smaller than the outer diameter, close to one end of the sprue gate (211), of the conical hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120665590.5U CN214768815U (en) | 2021-03-31 | 2021-03-31 | Die casting die of easily drawing of patterns |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120665590.5U CN214768815U (en) | 2021-03-31 | 2021-03-31 | Die casting die of easily drawing of patterns |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214768815U true CN214768815U (en) | 2021-11-19 |
Family
ID=78668372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120665590.5U Active CN214768815U (en) | 2021-03-31 | 2021-03-31 | Die casting die of easily drawing of patterns |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214768815U (en) |
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2021
- 2021-03-31 CN CN202120665590.5U patent/CN214768815U/en active Active
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