CN218903569U - Die casting die with core pulling rod exchange structure - Google Patents
Die casting die with core pulling rod exchange structure Download PDFInfo
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- CN218903569U CN218903569U CN202223038657.6U CN202223038657U CN218903569U CN 218903569 U CN218903569 U CN 218903569U CN 202223038657 U CN202223038657 U CN 202223038657U CN 218903569 U CN218903569 U CN 218903569U
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Abstract
The utility model relates to the technical field of die casting dies, and provides a die casting die with a loose core rod exchange structure, which comprises: the core pulling mechanism comprises a driving piece, a first core pulling rod and a second core pulling rod, and the fixed die assembly is provided with a first core sleeve and a second core sleeve which can be interchanged. Compared with the prior art, the utility model has the advantages that the first core pulling rod and the second core pulling rod which are respectively used for manufacturing two die castings are arranged on the core pulling mechanism, the first core sleeve and the second core sleeve which are interchangeable are arranged on the fixed die assembly, and when the driving piece respectively drives the first core pulling rod and the second core pulling rod to move, the first core sleeve and the second core sleeve are used for guiding the moving direction of the first core pulling rod and the second core pulling rod, so that the first core pulling rod and the second core pulling rod can be driven by the same driving piece to move on the fixed die assembly together, and further, the technical problem that two dies are required to be used for production when the two die castings have local differences can be solved.
Description
Technical Field
The utility model relates to the technical field of die casting dies, in particular to a die casting die with a core rod drawing interchange structure.
Background
The die castings, especially the die castings on automobile parts, can be used on various automobile types due to the fact that parts with the same type of functions can be used on various automobile types, and when the die castings with the same type are used on different automobile types, only tiny differences exist, differences among the die castings with the same type only show that the axial direction of a hole-shaped structure on the die castings is different from the included angle of the central line of the die castings, the existing die castings cannot be integrated into a pair of die castings for production when being designed, two dies are needed for producing the two die castings with the tiny differences, and therefore the problems that the manufacturing cost of the die is too high and the development period of the die is long are caused.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a die casting die with a core rod exchanging structure aiming at the current state of the art.
The technical scheme adopted for solving the technical problems is as follows: the die casting die comprises a fixed die assembly, a movable die assembly and a core pulling mechanism, wherein the movable die assembly is movably arranged below the fixed die assembly, a product cavity is formed between the fixed die assembly and the movable die assembly after the fixed die assembly and the movable die assembly are attached, an installation channel communicated with the product cavity and the side wall of the fixed die assembly is arranged on the fixed die assembly, the core pulling mechanism is provided with a driving piece connected to the fixed die assembly and a connecting piece connected to the output end of the driving piece, the core pulling mechanism further comprises a first core pulling rod and a second core pulling rod which are detachably connected with the connecting piece and are interchangeable, and when the first core pulling rod is embedded in the installation channel, the first core pulling rod is movably inserted in the first core pulling rod and is movably abutted against the outer side wall of the first core pulling rod; when the second core is inlaid in the mounting channel, the second core drawing rod is inserted in the second core sleeve, and the inner wall of the second core sleeve is movably abutted against the outer side wall of the first core drawing rod.
In the die casting mold with the core pulling rod exchange structure, when the first core pulling rod and the second core pulling rod are respectively inserted into the product cavity, an included angle formed between the first core pulling rod and the second core pulling rod in the wire pulling direction is a first oblique angle, a first through hole with an axis direction and a central line direction collinear with the first core sleeve is arranged in the first core sleeve, a second through hole with a second oblique angle formed by the axis direction and the central line direction of the second core sleeve is arranged in the second core sleeve, and the angle of the second oblique angle is at least twice that of the first oblique angle.
In the die casting mold with the core pulling rod exchange structure, the connecting piece comprises a first guide block and a second guide block which correspond to the first core pulling rod and the second core pulling rod respectively, the first guide block and the second guide block are connected in the mounting channel in an exchangeable manner, a first mounting hole with the wire pulling direction collinear with the axis direction of the first through hole is arranged in the first guide block, a second mounting hole with the axis direction collinear with the axis direction of the second through hole is arranged in the second guide block, and when the first core sleeve is inlaid in the mounting channel, the hole wall of the first mounting hole is movably abutted against the outer side wall of the first core pulling rod; when the second core sleeve is inlaid in the mounting channel, the hole wall of the second mounting hole is movably abutted against the outer side wall of the second core drawing rod.
The above-mentioned die casting die with loose core pole exchange structure, the connecting piece still includes:
the first moving block is connected to the driving piece, and one end of the first moving block, which is far away from the driving piece, is provided with a third guide block which is arranged at an oblique angle with the upper surface of the first moving block;
the second moving block is arranged in the installation channel in a sliding manner, an inclined groove is formed in the second moving block, and the inclined groove is sleeved on the outer side wall of the third guide block;
the third moving block is connected with one end, far away from the first moving block, of the second moving block, and the third moving block is used for fixing one ends, far away from the product cavity, of the first core pulling rod and the second core pulling rod between the second moving block and the third moving block.
In the die casting mold with the core pulling rod exchange structure, the first core pulling rod and the second core pulling rod are respectively provided with an abutting part along one end close to the driving piece, a stepped hole is formed in the third moving block, and when the first core pulling rod or the second core pulling rod is inserted into the third moving block, the abutting parts abut against the bottom surface of the large end of the stepped hole and abut against the second moving block.
In the die casting die with the core pulling rod exchange structure, the first moving block is provided with the clamping groove, the output end of the driving piece is connected with the connecting column, and the connecting column is clamped in the clamping groove.
Compared with the prior art, the utility model has the advantages that the first core pulling rod and the second core pulling rod which are respectively used for manufacturing two die castings are arranged on the core pulling mechanism, the fixed die assembly is provided with the mounting channels which are communicated with the side walls of the product cavity and the fixed die assembly, the first core sleeve and the second core sleeve which are respectively sleeved on the outer side walls of the first core pulling rod and the second core pulling rod are embedded in the mounting channels in an interchangeable manner, when the driving piece respectively drives the first core pulling rod and the second core pulling rod to move through the connecting piece, the first core sleeve and the second core sleeve are used for guiding the movement direction of the first core pulling rod and the second core pulling rod, so that the first core pulling rod and the second core pulling rod can be jointly driven by the same driving piece to move on the fixed die assembly.
Drawings
Fig. 1 is a perspective view of a die casting mold having a core back rod exchanging structure of the present utility model;
FIG. 2 is a plan view of the stationary mold assembly with the first core back lever mounted thereto;
FIG. 3 isbase:Sub>A cross-sectional view taken along the direction A-A in FIG. 2;
FIG. 4 is a plan view of the stationary mold assembly with the second core back lever mounted thereto;
FIG. 5 is a cross-sectional view taken along the direction B-B in FIG. 4;
FIG. 6 is a perspective view of the core back mechanism;
fig. 7 is a perspective view of the third moving block.
In the figure, 1, a fixed die assembly; 2. a movable mold assembly; 3. a core pulling mechanism; 4. a mounting channel; 5. a driving member; 6. the first core drawing rod; 7. a second core rod; 8. a first core sleeve; 9. a second core sleeve; 10. a first moving block; 11. a second moving block; 12. a third moving block; 13. a first guide block; 14. a second guide block; 15. a third guide block; 16. an inclined groove; 17. an abutting portion; 18. a stepped hole; 19. a clamping groove; 20. and (5) connecting the columns.
Detailed Description
The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.
As shown in fig. 1 to 7, the die casting mold with the core pulling rod exchange structure comprises a fixed mold assembly 1, a movable mold assembly 2 and a core pulling mechanism 3, wherein the movable mold assembly 2 is movably arranged below the fixed mold assembly 1, a product cavity is formed between the fixed mold assembly 1 and the movable mold assembly 2 after the fixed mold assembly 1 and the movable mold assembly 2 are attached, an installation channel 4 communicated with the product cavity and the side wall of the fixed mold assembly 1 is arranged on the fixed mold assembly 1, the core pulling mechanism 3 is provided with a driving piece 5 connected to the fixed mold assembly 1 and a connecting piece connected to the output end of the driving piece 5, the core pulling mechanism 3 further comprises a first core pulling rod 6 and a second core pulling rod 7 which are detachably connected with the connecting piece and are interchangeable, an interchangeable first core sleeve 8 and a second core sleeve 9 are embedded in the installation channel 4, when the first core sleeve 8 is embedded in the installation channel 4, the first core sleeve 8 is movably inserted in the first core sleeve 8, and the inner wall of the first core sleeve 8 is movably abutted against the outer side wall of the first core sleeve 6; when the second core is embedded in the mounting channel 4, the second core drawing rod 7 is inserted into the second core sleeve 9, and the inner wall of the second core sleeve 9 is movably abutted against the outer side wall of the first core drawing rod 6.
Based on the above embodiment, the technical problem to be solved by the present application is that two die castings only have local differences and need to be used for two dies to produce. To this end, the die casting die of this application includes cover half subassembly 1, movable mould subassembly 2 and core pulling mechanism 3, movable mould subassembly 2 activity sets up in the below of cover half subassembly 1, and form the product die cavity between cover half subassembly 1 and movable mould subassembly 2 after the laminating of cover half subassembly 1 and movable mould subassembly 2, core pulling mechanism 3 has the driving piece 5 of connection on cover half subassembly 1 and connects the connecting piece at the output of driving piece 5, driving piece 5 is the hydro-cylinder preferably, core pulling mechanism 3 still includes first core pulling rod 6 and the second core pulling rod 7 that are used for making two kinds of die castings respectively, be equipped with on the cover half subassembly 1 with the equal intercommunication of lateral wall of product die cavity and cover half subassembly 1 installation passageway 4, interchangeable inlay in the installation passageway 4 have respectively the cover to establish first core sleeve 8 and the second core sleeve 9 on the lateral wall of first core pulling rod 6 and second core pulling rod 7, when driving piece 5 drives first core pulling rod 6 and second core pulling rod 7 respectively and remove through the connecting piece, first core sleeve 8 and second core sleeve 9 are used for leading first core pulling rod 6 and second core pulling rod 7 and can both move the first core pulling rod 6 and second core pulling rod 7 and can both the side of the die assembly 1 and the same 2 and the mechanism 1 is used to the big die casting die assembly of this application to move in the side of the die assembly 1. Therefore, the technical problem that two dies are required to be used for production when two die castings have local differences can be solved.
Further, when the first core rod 6 and the second core rod 7 are respectively inserted into the product cavity, an included angle formed between the core rod 6 and the second core rod 7 in the drawing line direction is a first oblique angle, a first through hole with the axis direction collinear with the center line direction of the first core sleeve 8 is arranged in the first core sleeve 8, a second through hole with the axis direction collinear with the center line direction of the second core sleeve 9 forming a second oblique angle is arranged in the second core sleeve 9, and the second oblique angle is at least twice the angle of the first oblique angle.
Based on the above embodiment, the technical problem to be solved in the present application is how to realize that the first core sleeve 8 and the second core sleeve 9 can be driven by the same driving member 5 to move on the fixed mold assembly 1 by both the first core rod 6 and the second core rod 7. For this reason, this application has set up the second through-hole that axis direction and the central line direction of second core cover 9 formed the second oblique angle in second core cover 9, when inserting first core bar 6 and second core bar 7 respectively to the product die cavity, the contained angle between the axis direction of first core bar 6 and the axis direction of second core bar 7 is defined as first oblique angle, when the second oblique angle is the twice of first oblique angle and more, can drive first core bar 6 or second core bar 7 and remove in the product die cavity when driving piece 5 drives the connecting piece and remove to guarantee that second core bar 7 can not die with the cover half subassembly 1 between the card. In this way, both the first core bar 6 and the second core bar 7 can be moved on the stationary mold assembly 1 by the same drive element 5.
Further, the connecting piece comprises a first guide block 13 and a second guide block 14 which correspond to the first core drawing rod 6 and the second core drawing rod 7 respectively, the first guide block 13 and the second guide block 14 are interchangeably connected in the mounting channel 4, a first mounting hole with the drawing line direction collinear with the axis direction of the first through hole is arranged in the first guide block 13, a second mounting hole with the axis direction collinear with the axis direction of the second through hole is arranged in the second guide block 14, and when the first core sleeve 8 is embedded in the mounting channel 4, the hole wall of the first mounting hole is movably abutted against the outer side wall of the first core drawing rod 6; when the second core sleeve 9 is embedded in the mounting channel 4, the hole wall of the second mounting hole is movably abutted with the outer side wall of the second core drawing rod 7.
Based on the above embodiments, the technical problem to be solved in the present application is how to ensure the correctness of the moving directions of the first core rod 6 and the second core rod 7. For this reason, the connecting piece of this application includes first guide block 13 and second guide block 14 corresponding with first core bar 6 and second core bar 7 respectively, inlay in installation passageway 4 of first guide block 13 and second guide block 14 interchange, be equipped with the first mounting hole that the axis direction of axis direction and first through-hole collinearly set up in first guide block 13, be equipped with the second mounting hole that axis direction and second through-hole take out line direction collinearly set up in the second guide block 14, the setting of first guide block 13 and second guide block 14 can lead the direction of movement at the first core bar 6 and the second core bar 7 rear portion when the direction of movement of first core bar 8 and the second core bar 7 front portion is led respectively to first core bar 8 and second core bar 9. In this way, the correctness of the moving direction of the first core bar 6 and the second core bar 7 can be ensured.
Further, the connector further includes: the first moving block 10 is connected to the driving member 5, and one end of the first moving block 10 away from the driving member 5 is provided with a third guide block 15 which is arranged at an oblique angle with the upper surface of the first moving block 10; the second moving block 11 is arranged in the installation channel 4 in a sliding manner, an inclined groove 16 is formed in the second moving block 11, and the inclined groove 16 is sleeved on the outer side wall of the third guide block 15; and a third moving block 12 connected to an end of the second moving block 11 remote from the first moving block 10, the third moving block 12 being used for fixing an end of the first core bar 6 and the second core bar 7 remote from the product cavity between the second moving block 11 and the third moving block 12.
Based on the above embodiment, the technical problem to be solved by the present application is how the driving member 5 drives the first mandrel 6 or the second mandrel 7 to move through the connecting member. For this reason, the connecting piece of this application includes first movable block 10, second movable block 11 and third movable block 12, is provided with the third guide block 15 that sets up with the upper surface of first movable block 10 in the oblique angle on the first movable block 10, is provided with the slope groove 16 of cover at third guide block 15 lateral wall on the second movable block 11, and third movable block 12 is used for keeping away from the one end of product die cavity with first core bar 6 and second core bar 7 and fixes between second movable block 11 and third movable block 12. When the driving piece 5 drives the first moving block 10 to move, the first moving block 10 drives the second moving block 11 connected with the first moving block to move obliquely on the fixed die assembly 1 along the direction of the third guide block 15, and when the second moving block 11 moves, the second moving block 12 connected with the second moving block and the first core pulling rod 6 and the second core pulling rod 7 with one ends fixed between the second moving block 11 and the third moving block 12 are driven to move. In this way, the driving element 5 can drive the first and second core rods 6, 7 to move via the connecting element. Preferably, the connection between the second moving block 11 and the third moving block 12 may be achieved by means of a threaded connection or a mosaic.
Further, the first core rod 6 and the second core rod 7 are provided with an abutting part 17 along one end close to the driving piece 5, a stepped hole 18 is formed in the third moving block 12, and when the first core rod 6 or the second core rod 7 is inserted into the third moving block 12, the abutting part 17 abuts against the bottom surface of the large end of the stepped hole 18 and abuts against the second moving block 11.
Based on the above embodiments, the technical problem to be solved by the present application is how to fix the end of the first core rod 6 or the second core rod 7 between the second moving block 11 and the third moving block 12. For this reason, the stepped hole 18 is provided in the third moving block 12, and the abutting portions 17 are provided at the ends of the first core rod 6 and the second core rod 7 near the driving member 5, and when the first core rod 6 or the second core rod 7 passes through the third moving block 12, the abutting portions 17 abut against the bottom surface of the large end of the stepped hole 18 and abut against the second moving block 11. In this way, the end of the first core rod 6 or the second core rod 7 can be fixed between the second moving block 11 and the third moving block 12.
Further, a clamping groove 19 is formed in the first moving block 10, the output end of the driving piece 5 is connected with a connecting column 20, and the connecting column 20 is clamped in the clamping groove 19.
Based on the above embodiments, the technical problem to be solved by the present application is how to achieve the connection between the driving member 5 and the first moving block 10. For this reason, be provided with joint groove 19 on this application's the first movable block 10, the output of driving piece 5 is provided with spliced pole 20, spliced pole 20 joint is in joint groove 19. In this way, a connection between the driving element 5 and the first moving block 10 can be achieved.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.
Furthermore, descriptions such as those referred to herein as "first," "second," "a," and the like are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or an implicit indication of the number of features being indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In addition, the technical solutions of the embodiments of the present utility model may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the technical solutions, and when the technical solutions are contradictory or cannot be implemented, the combination of the technical solutions should be considered as not existing, and not falling within the scope of protection claimed by the present utility model.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the scope of the utility model as defined in the accompanying claims.
Claims (6)
1. The die casting die comprises a fixed die assembly, a movable die assembly and a core pulling mechanism, wherein the movable die assembly is movably arranged below the fixed die assembly, a product cavity is formed between the fixed die assembly and the movable die assembly after the fixed die assembly and the movable die assembly are attached, an installation channel communicated with the product cavity and the side wall of the fixed die assembly is arranged on the fixed die assembly, the core pulling mechanism is provided with a driving piece connected to the fixed die assembly and a connecting piece connected to the output end of the driving piece, and the die casting die assembly is characterized by further comprising a first core pulling rod and a second core pulling rod which are detachably connected with the connecting piece and are interchangeable, and when the first core sleeve is inlaid in the installation channel, the first core pulling rod is movably inserted into the first core sleeve and the inner wall of the first core sleeve is movably abutted against the outer side wall of the first core pulling rod; when the second core is inlaid in the mounting channel, the second core drawing rod is inserted in the second core sleeve, and the inner wall of the second core sleeve is movably abutted against the outer side wall of the first core drawing rod.
2. The die casting mold with core pulling rod exchange structure as defined in claim 1, wherein when the first core pulling rod and the second core pulling rod are inserted into the product cavity respectively, an included angle formed between the first core pulling rod and the second core pulling rod in the wire pulling direction is a first oblique angle, a first through hole with an axis direction collinear with a center line direction of the first core sleeve is arranged in the first core sleeve, a second through hole with an axis direction collinear with the center line direction of the second core sleeve is arranged in the second core sleeve, and the second oblique angle is at least twice the first oblique angle.
3. The die casting die with the core pulling rod exchange structure as defined in claim 2, wherein the connecting piece comprises a first guide block and a second guide block which correspond to the first core pulling rod and the second core pulling rod respectively, the first guide block and the second guide block are interchangeably connected in the mounting channel, a first mounting hole with a line pulling direction collinear with the axis direction of the first through hole is arranged in the first guide block, a second mounting hole with an axis direction collinear with the axis direction of the second through hole is arranged in the second guide block, and when the first core sleeve is inlaid in the mounting channel, the hole wall of the first mounting hole is movably abutted against the outer side wall of the first core pulling rod; when the second core sleeve is inlaid in the mounting channel, the hole wall of the second mounting hole is movably abutted against the outer side wall of the second core drawing rod.
4. A die casting mold having a loose core bar exchange structure as set forth in claim 3, wherein said connecting member further comprises:
the first moving block is connected to the driving piece, and one end of the first moving block, which is far away from the driving piece, is provided with a third guide block which is arranged at an oblique angle with the upper surface of the first moving block;
the second moving block is arranged in the installation channel in a sliding manner, an inclined groove is formed in the second moving block, and the inclined groove is sleeved on the outer side wall of the third guide block;
the third moving block is connected with one end, far away from the first moving block, of the second moving block, and the third moving block is used for fixing one ends, far away from the product cavity, of the first core pulling rod and the second core pulling rod between the second moving block and the third moving block.
5. The die casting mold with core pulling rod exchanging structure as defined in claim 4, wherein the first core pulling rod and the second core pulling rod are provided with abutting parts along one ends close to the driving piece, a stepped hole is formed in the third moving block, and when the first core pulling rod or the second core pulling rod is inserted into the third moving block, the abutting parts abut against the bottom surface of the large end of the stepped hole and abut against the second moving block.
6. The die casting mold with a loose core rod exchange structure according to claim 4, wherein the first moving block is provided with a clamping groove, the output end of the driving piece is connected with a connecting column, and the connecting column is clamped in the clamping groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223038657.6U CN218903569U (en) | 2022-11-15 | 2022-11-15 | Die casting die with core pulling rod exchange structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223038657.6U CN218903569U (en) | 2022-11-15 | 2022-11-15 | Die casting die with core pulling rod exchange structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218903569U true CN218903569U (en) | 2023-04-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223038657.6U Active CN218903569U (en) | 2022-11-15 | 2022-11-15 | Die casting die with core pulling rod exchange structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218903569U (en) |
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2022
- 2022-11-15 CN CN202223038657.6U patent/CN218903569U/en active Active
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