CN219464720U - U-shaped head die casting die - Google Patents
U-shaped head die casting die Download PDFInfo
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- CN219464720U CN219464720U CN202223107642.0U CN202223107642U CN219464720U CN 219464720 U CN219464720 U CN 219464720U CN 202223107642 U CN202223107642 U CN 202223107642U CN 219464720 U CN219464720 U CN 219464720U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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Abstract
The utility model relates to the technical field of U-shaped head die casting dies, in particular to a U-shaped head die casting die which comprises a bottom plate, an upper die holder, a lower die holder, an upper forming block and a lower forming block, wherein an upper forming cavity is arranged on the upper forming block, a die casting runner is arranged around the upper forming cavity, a first core pulling mechanism and a second core pulling mechanism are arranged on the lower die holder, a die casting runner, a forming groove and a forming hole are arranged on the side surface of the inner wall of the lower forming block, two movable blocks are arranged on the first core pulling mechanism on the lower die holder, a runner groove is formed in the movable blocks, a cylindrical table is arranged in the runner groove, the two movable blocks are U-shaped when being clamped, a cylindrical through hole is formed at a contact position, the second core pulling mechanism is matched with the cylindrical through hole, the finished piece is completely and quickly separated from the upper forming cavity by using a demolding mechanism after the finished piece, the used die casting part is easy to replace, the production cost is reduced, the quick demolding is realized, and the workpiece manufacturing efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of U-shaped head die-casting dies, in particular to a U-shaped head die-casting die.
Background
The die casting mould is a tool for casting metal parts, is a special tool for die casting product forming, and in order to obtain certain metal parts, other materials easy to form are firstly used for making structural shapes of the parts, liquid is pressed into a die cavity for die casting forming, so that metal parts are obtained, and precision and high-quality castings can be obtained by using the process.
The U-shaped head workpiece generally needs to be integrally machined, the workpiece manufactured by using the die-casting forming process is integrally formed, the U-shaped head is provided with a mounting hole, the demolding process is troublesome after forming, the requirement on the size is high, the production cost is high, the structure for demolding the workpiece is mounted on the die according to the situation that the mounting hole is difficult to demold after manufacturing, but the effect of the demolding mechanism used at present is not obvious, and the manufacturing quality and the production efficiency of the workpiece are affected.
Disclosure of Invention
In order to solve the problems in the prior art, the utility model provides the die-casting die with the U-shaped head, and the die-casting die is provided with the parts which are easy to demould, so that after a finished piece is obtained by molding, the finished piece is completely and quickly separated by using the demoulding mechanism, the used die-casting parts are easy to replace, the production cost is reduced, the quick demoulding is realized, and the manufacturing efficiency is improved.
The utility model solves the technical problems by adopting the following scheme: the utility model provides a U type first die casting die, includes bottom plate, upper die base, die holder, goes up shaping piece and lower shaping piece, upward be equipped with the shaping chamber on the shaping piece, upward be equipped with the shaping lug on the shaping chamber, be equipped with the shaping recess on the shaping lug, upward be equipped with the die casting runner around the shaping chamber, install first mechanism and the second mechanism of loosing core on the die holder, first mechanism of loosing core is installed in the symmetry both sides of die holder, the second mechanism of loosing core is installed in the die holder opposite side, lower shaping piece inner wall side is equipped with die casting runner, shaping recess and shaping hole, the shaping hole is located inside the shaping recess, be equipped with two movable blocks on the first mechanism of loosing core on the die holder, be equipped with the runner groove on the movable block, be equipped with the cylindricality platform in the runner inslot, be equipped with shaping post spare and shaping hole on the cylindricality platform, be U type form and contact position form the cylindricality through-hole when two movable blocks compound die, second mechanism of loosing core and cylindricality through-hole looks adaptation.
Further, the core pulling mechanism comprises an inclined guide post, a sliding block and a locking block, wherein the upper end of the inclined guide post is provided with an installation block, the inclined guide post is installed on the upper die holder through the installation block, the lower end of the inclined guide post is inserted on the sliding block, the locking block is installed on two sides of the lower die holder, a clamping block is arranged on the lower die holder, the clamping block is connected with the locking block and the lower die holder, the locking block is provided with a return pin, and a part of the return pin is inserted in the clamping block and the locking block.
Further, the bottom of the die casting die is also provided with a base, four corners of the base are provided with upright posts, the tops of the upright posts are connected with a footstock, the lower die holder is provided with a lifting ring, and one side of the second core pulling mechanism is arranged on the lower die holder.
Furthermore, a pouring pipe for pressing in molten metal is arranged on the lower die holder, a pouring gate on the upper portion of the pouring pipe is arranged on the upper die holder and is flush with the end face of the upper portion of the upper die holder, and an opening at the lower end of the pouring pipe is arranged at the position of the cavity.
Further, be equipped with push rod fixed plate and push rod backup pad on the bottom plate, the push rod fixed plate is installed in push rod backup pad top, install a plurality of thimble and reset lever on the push rod fixed plate, thimble one end cartridge is on the push rod fixed plate, and the shaping intracavity is located to the thimble other end, the push rod fixed plate is inserted to reset lever one end, and reset lever other end cartridge is in the die holder to reset lever upper portion and upper die base up end parallel and level.
Furthermore, the lower die holder is provided with two supporting legs, the supporting legs are symmetrically arranged on two sides of the upper end face of the bottom plate, guide posts are arranged on the supporting legs, guide sleeves are arranged at the upper ends of the guide posts, one ends of the guide posts are arranged on the supporting legs, the other ends of the guide posts penetrate through the lower die holder and the upper die holder, and the upper parts of the guide posts are flush with the end face of the upper die holder.
Further, a positioning groove is formed in the upper molding block, the positioning groove is formed in the upper molding block, a positioning protruding block is arranged at a position, corresponding to the upper molding block, in the lower molding block, and the positioning protruding block is embedded with the positioning groove.
Further, the locking block is provided with a bolt and a mounting hole, one end of the bolt is mounted in the corresponding mounting hole of the locking block, and the other end of the bolt is mounted on the upper die holder.
Further, a lower runner groove is formed when the movable block is clamped, an upper runner groove is formed on the lower end face of the upper molding block, and the movable block and the upper molding block move to be clamped to form a runner for conveying molten metal.
Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the core pulling mechanism for demolding is arranged on the mold, the setting position of the core pulling mechanism is the molding position of the workpiece, the core pulling mechanism moves after die casting is finished, the workpiece is automatically demolded, and the core pulling mechanism returns to the original position under the action of the return pin after the demolding is finished, so that the workpiece is completely and quickly separated, the used die casting part is easy to replace, the production cost is reduced, the quick demolding is realized, and the manufacturing efficiency is improved.
The foregoing description is only an overview of the present utility model, and is intended to be used as a basis for the understanding of the present utility model, as well as the appended claims and their full range of advantages.
Drawings
Fig. 1 is a schematic front view of the present embodiment;
fig. 2 is a schematic structural view of a core pulling mechanism according to the present embodiment;
FIG. 3 is a schematic diagram of the upper molding block structure of the present embodiment;
FIG. 4 is a schematic diagram of the lower molding block of the present embodiment;
FIG. 5 is a schematic cross-sectional view of the present embodiment;
FIG. 6 is a schematic view of another cross-sectional structure of the present embodiment;
FIG. 7 is a schematic view of the structure of the inside of the present embodiment;
fig. 8 is a schematic structural diagram of the movable block in the present embodiment.
In the figure: 1. a bottom plate; 11. a push rod fixing plate; 111. a thimble; 112. a reset lever; 12. a push rod support plate; 13. a support leg; 131. a guide post; 132. guide sleeve; 2. an upper die holder; 21. an upper molding block; 211. an upper molding cavity; 2111. forming a bump; 2112. forming a groove; 212. a positioning groove; 22. casting a pipe; 23. a gate; 3. a lower die holder; 31. a core pulling mechanism; 312. a slide block; 311. oblique guide posts; 3111. a mounting block; 313. a locking block; 3131. a return pin; 32. a lower molding block; 321. positioning the protruding blocks; 322. a lower molding cavity; 323. forming a hole; 33. a movable block; 331. a flow channel groove; 332. a cylindrical table; 333. forming a column; 34. a clamping block; 35. a hanging ring; 4. a base; 41. a column; 5. a top base; 6. a plug pin; 7. a die casting runner; 8. a first core-pulling mechanism; 9. and a second core pulling mechanism.
Detailed Description
In order that the utility model may be more readily understood, a further description of the utility model will be rendered by reference to specific embodiments that are illustrated in the appended drawings.
As shown in fig. 1 to 5, a U-shaped head die casting mold comprises a bottom plate 1, an upper mold base 2 and a lower mold base 3, wherein an upper molding block 21 is installed in the upper mold base 2, an upper molding cavity 211 is arranged on the upper molding block 21, a molding protrusion 2111 is arranged on the upper molding cavity 211, a molding groove 2112 is arranged on the molding protrusion 2111, a die casting runner 7 is arranged around the upper molding cavity 211, a metal liquid performs die casting operation through the die casting runner 7, a casting is molded through the shape on the molding protrusion 2111, a first core pulling mechanism 8 and a second core pulling mechanism 9 are installed on the lower mold base 3, the first core pulling mechanism 8 is installed on two symmetrical sides of the lower mold base 3, the second core pulling mechanism 9 is installed on the other side of the lower mold base 3, a lower molding block 32 is arranged on the lower mold base 3, a lower molding cavity 322 and the die casting runner 7 are arranged in the lower molding block 32, the lower molding block 32 is provided with a molding groove 2112 and a molding hole 323, the molding hole 323 is arranged inside the molding groove 2112, the first core pulling mechanism 8 is provided with two movable blocks 33, the movable blocks 33 are provided with runner grooves 331, cylindrical platforms 332 are arranged in the runner grooves 331, the cylindrical platforms 332 are provided with molding columns 333 and molding holes 323, the U-shaped and contact positions of the two movable blocks 33 form cylindrical through holes when the two movable blocks 33 are assembled, the second core pulling mechanism 9 is matched with the cylindrical through holes, the core pulling mechanism 31 comprises an inclined guide post 311, a sliding block 312 and a locking block 313, the upper end of the inclined guide post 311 is provided with a mounting block 3111, the upper die holder 2 is mounted through the mounting block 3111, the lower end of the inclined guide post 311 is inserted on the sliding block 312, the locking block 313 is mounted on two sides of the lower die holder 3, and a casting is molded through the shapes of the upper molding block 32 and the lower molding block 33.
As shown in fig. 2, in this embodiment, a clamping block 34 is provided on the lower die holder 3, and the position where the clamping block 34 is installed connects the locking block 313 and the lower die holder 3, a return pin 3131 is provided on the locking block 313, a through hole for installing the return pin 3131 is provided on the clamping block 34, one end of the return pin 3131 is inserted into the locking block 313 through the through hole, and the return pin 3131 is incompletely inserted into the locking block 313, a part is left outside, in this embodiment, a latch 6 is provided on the locking block 313, one end of the latch 6 is installed in a corresponding installation hole of the locking block 313, the other end is installed at a corresponding position of the upper die holder 2, and the latch 6 is installed on the upper die holder 2 to avoid sliding of the locking block 313.
As shown in fig. 1, in this embodiment, the bottom of the mold is provided with a base 4, four corners of the base 4 are provided with columns 41, the top of each column 41 is connected with a footstock 5, a lifting ring 35 is installed on one side of a second core pulling mechanism installed on a lower mold base 3, and two lifting rings 35 are symmetrically installed.
As shown in fig. 6, in this embodiment, a pouring tube 22 for pressing molten metal is disposed on the lower die holder 3, a gate 23 on the upper portion of the pouring tube 22 is mounted on the upper die holder 2, the upper surface of the gate 23 is flush with the upper end surface of the upper die holder 2, and an opening on the lower end is disposed at the position of the cavity, and after the molten metal is pressed in, the molten metal is conveyed through the pouring tube 22, so that the molten metal flows into the forming cavity to form a workpiece.
As shown in fig. 1, 5 and 7, a push rod fixing plate 11 and a push rod supporting plate 12 are arranged on a bottom plate 1 of the embodiment, the push rod fixing plate 11 is installed above the push rod supporting plate 12, a plurality of ejector pins 111 and four reset rods 112 are installed on the push rod fixing plate 11, the ejector pins 111 are installed at the middle position of the push rod fixing plate 11, one ends of the ejector pins 111 are inserted into installation holes of the push rod fixing plate 11, the other ends of the ejector pins are arranged in a forming cavity, the ejector pins can generate acting force on the demoulding of a workpiece in the vertical direction, the distribution of the ejector pins is uniform, the acting force on the workpiece is balanced, the ejector pins can change positions according to different workpiece shapes, one ends of the reset rods 112 are inserted into the push rod fixing plate 11, the other ends of the reset rods 112 are inserted into a lower die holder 3, the upper parts of the reset rods 112 are flush with the upper end faces of the lower die holder 3, and after one die casting is completed, the positions of the push rod fixing plate 11 and the push rod supporting plate 12 are restored through the reset rods 112, and the next operation is continued.
As shown in fig. 1 and 7, in this embodiment, two supporting legs 13 are disposed on the lower die holder 3, the supporting legs 13 are symmetrically mounted on two sides of the upper end face of the bottom plate 1, guide posts 131 are mounted on the supporting legs 13, two guide posts 131 are mounted on each supporting leg 13, guide sleeves 132 are disposed at the upper ends of the guide posts 131, one end of each guide post 131 is mounted on the supporting leg 13, the other end of each guide post 131 passes through the lower die holder 3 and the upper die holder 2, and the upper portion of each guide post 131 is flush with the end face of the upper die holder 2, and the guide posts 131 in this embodiment play a guiding role in the device, so that device components can be accurately clamped, and the working efficiency and the precision of a workpiece are improved.
As shown in fig. 3, in this embodiment, the upper molding block 21 is provided with positioning grooves 212, the positioning grooves 212 are disposed at four corners of the upper molding block 21, and positioning protrusions 321 are disposed at four corner positions of the lower molding block 32 corresponding to the upper molding block 21, so that the positioning protrusions 321 are engaged with the positioning grooves 212, and the workpiece can be accurately clamped, thereby improving the precision of the workpiece in the die casting process.
As shown in fig. 2, 3 and 8, in this embodiment, a lower runner groove is formed when two movable blocks 33 are clamped, a lower runner groove is formed on the lower end surface of the upper molding block 21, a runner is formed when the movable blocks 33 and the upper molding block 21 are moved and clamped, molten metal is pressed from the pouring tube 22 and flows into the runner of the molding cavity, and then the die casting and cooling molding are performed to obtain a required product.
As shown in fig. 3 and 4, in this embodiment, two annular cooling pipes are installed, and the cooling pipes are respectively disposed around the upper molding block 21 and the lower molding block 32, so that the workpiece can be cooled in the die casting process, and the cooling pipes are disposed around the workpiece, so that the periphery of the workpiece can be cooled simultaneously, and the cooling molding efficiency is accelerated.
The above examples are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any insubstantial changes and modifications made by those skilled in the art on the basis of the present utility model are included in the scope of the present utility model.
Claims (9)
1. The utility model provides a U type head die casting die, includes bottom plate (1), upper die base (2), die holder (3), goes up shaping piece (21) and lower shaping piece (32), its characterized in that: the upper molding block (21) is provided with an upper molding cavity (211), the upper molding cavity (211) is provided with a molding lug (2111), the molding lug (2111) is provided with a molding groove (2112), a first core pulling mechanism (8) and a second core pulling mechanism (9) are arranged on a lower die holder (3), the first core pulling mechanism (8) is arranged on two symmetrical sides of the lower die holder (3), the second core pulling mechanism (9) is arranged on the other side of the lower die holder (3), die-casting runners (7) for metal liquid circulation are arranged on the periphery of the upper molding cavity (211) and the side surface of the inner wall of a lower molding block (32), the side surface of the inner wall of the lower molding block (32) is also provided with a molding groove (2112) and a molding hole (323), the molding hole (323) is arranged inside the molding groove (2112), the first core pulling mechanism (8) on the lower die holder (3) is provided with two movable blocks (33), the movable blocks (33) are provided with runner grooves (331), the runner grooves (331) are arranged in the runner grooves (331), the upper cylindrical block (332) and the cylindrical block (33) are provided with two cylindrical contact-shaped through holes (333), and the cylindrical block (33) are matched with the cylindrical contact positions (333).
2. A U-head die casting mold as defined in claim 1, wherein: the core pulling mechanism (31) comprises an inclined guide pillar (311), a sliding block (312) and a locking block (313), wherein an installation block (3111) is arranged at the upper end of the inclined guide pillar (311), the inclined guide pillar (311) is installed on an upper die holder (2) through the installation block (3111), the lower end of the inclined guide pillar (311) is inserted on the sliding block (312), the locking block (313) is installed on two sides of a lower die holder (3), a clamping block (34) is arranged on the lower die holder (3), the clamping block (34) is connected with the locking block (313) and the lower die holder (3), a return pin (3131) is arranged on the locking block (313), and a part of the return pin (3131) is inserted in the clamping block (34) and the locking block (313).
3. A U-head die casting mold as defined in claim 2, wherein: the die casting die bottom still is equipped with base (4), install stand (41) on four angles of base (4), stand (41) top is connected with footstock (5), install rings (35) on die holder (3), rings (35) install second mechanism (9) one side of loosing core on die holder (3).
4. A U-head die casting mold according to claim 3, wherein: the die comprises a die holder (2), and is characterized in that a pouring tube (22) for pressing molten metal is arranged on the lower die holder (3), a pouring gate (23) on the upper portion of the pouring tube (22) is arranged on the upper die holder (2) and is flush with the upper end face of the upper portion of the upper die holder (2), and an opening at the lower end of the pouring tube (22) is arranged at a cavity position.
5. The die casting die for the U-shaped head according to claim 4, wherein: be equipped with push rod fixed plate (11) and push rod backup pad (12) on bottom plate (1), push rod fixed plate (11) are installed in push rod backup pad (12) top, install a plurality of thimble (111) and reset lever (112) on push rod fixed plate (11), thimble (111) one end cartridge is on push rod fixed plate (11), and in the shaping die cavity was located to thimble (111) other end, reset lever (112) one end inserted push rod fixed plate (11), reset lever (112) other end cartridge is in die holder (3) to reset lever (112) upper portion and upper die base (2) up end parallel and level.
6. The U-head die casting mold of claim 5, wherein: the die holder (3) is provided with two supporting legs (13), the supporting legs (13) are symmetrically arranged on two sides of the upper end face of the bottom plate (1), guide posts (131) are arranged on the supporting legs (13), guide sleeves (132) are arranged at the upper ends of the guide posts (131), one ends of the guide posts (131) are arranged on the supporting legs (13), the other ends of the guide posts (131) penetrate through the die holder (3) and the upper die holder (2) and the upper parts of the guide posts (131) are flush with the end face of the upper die holder (2).
7. The U-head die casting mold of claim 6 wherein: the upper molding block (21) is provided with a positioning groove (212), the positioning groove (212) is arranged on the upper molding block (21), a positioning lug (321) is arranged at a position corresponding to the upper molding block (21) in the lower molding block (32), and the positioning lug (321) is embedded with the positioning groove (212).
8. The U-head die casting mold of claim 7 wherein: the locking block (313) is provided with a bolt (6) and a mounting hole, one end of the bolt (6) is mounted in the corresponding mounting hole of the locking block (313), and the other end of the bolt (6) is mounted on the upper die holder (2).
9. The U-head die casting mold of claim 8, wherein: the movable block (33) forms a lower runner groove when being clamped, an upper runner groove is arranged on the lower end face of the upper molding block (21), and the movable block (33) and the upper molding block (21) move to be clamped to form a runner for conveying molten metal.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202223107642.0U CN219464720U (en) | 2022-11-23 | 2022-11-23 | U-shaped head die casting die |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202223107642.0U CN219464720U (en) | 2022-11-23 | 2022-11-23 | U-shaped head die casting die |
Publications (1)
Publication Number | Publication Date |
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CN219464720U true CN219464720U (en) | 2023-08-04 |
Family
ID=87442066
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202223107642.0U Active CN219464720U (en) | 2022-11-23 | 2022-11-23 | U-shaped head die casting die |
Country Status (1)
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CN (1) | CN219464720U (en) |
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2022
- 2022-11-23 CN CN202223107642.0U patent/CN219464720U/en active Active
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