CN220278240U - Die casting die with buffer structure - Google Patents
Die casting die with buffer structure Download PDFInfo
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- CN220278240U CN220278240U CN202321324103.4U CN202321324103U CN220278240U CN 220278240 U CN220278240 U CN 220278240U CN 202321324103 U CN202321324103 U CN 202321324103U CN 220278240 U CN220278240 U CN 220278240U
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- die
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- lower die
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- 238000004512 die casting Methods 0.000 title claims abstract description 35
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 238000010030 laminating Methods 0.000 claims description 3
- 230000009471 action Effects 0.000 abstract description 6
- 239000002994 raw material Substances 0.000 abstract description 3
- 230000007246 mechanism Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 238000005266 casting Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005495 investment casting Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of die casting dies and discloses a die casting die with a buffer structure, which comprises a bottom plate, wherein an upright post is fixedly connected to the upper surface of the bottom plate, a supporting plate is fixedly connected to the upper surface of the upright post, a rectangular hole is formed in the supporting plate, a lower die is arranged in the rectangular hole, a strip-shaped groove is formed in the surface of the lower die, and guide brackets are fixedly connected to the upper side and the lower side of the supporting plate. According to the utility model, through the cooperation of the reset bracket, the strip-shaped ring and the trapezoid block, after the upper die and the lower die are clamped, the strip-shaped ring can be automatically sleeved on the first strip-shaped column under the action of the inclined plane of the trapezoid block, and a gap cannot be generated between the upper die and the lower die through the cooperation of the strip-shaped ring and the first strip-shaped column, so that the problem that the gap is easy to generate between the upper die and the lower die due to high pressure when the raw materials in the die casting die are subjected to die casting is 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 buffer structure.
Background
The pressure casting is a special casting which belongs to casting. The high-efficiency precision casting method is characterized in that molten or semi-molten metal is poured into a pressure chamber of a die casting machine, the molten metal is filled into a cavity of the die casting die at a high speed under the action of high pressure, and the molten or semi-molten metal is cooled, solidified and formed under the high pressure, so that the high benefit of the casting is obtained.
At present, in order to reduce the impact force of an upper die on a lower die when the die-casting die is clamped, a buffer mechanism is arranged below the lower die, so that the impact force of the upper die on the lower die is weakened through the buffer mechanism, for example, the buffer mechanism of the die-casting die disclosed in Chinese patent publication No. CN218693782U has certain elasticity, and when the die-casting die is used for die-casting a workpiece, a gap is often generated between the upper die and the lower die due to high pressure in a die cavity, so that errors exist in the die-cast workpiece.
Disclosure of Invention
The utility model aims to solve the defects existing in the prior art, such as: at present, in order to reduce the impact force of an upper die on a lower die when the die-casting die is clamped, a buffer mechanism is arranged below the lower die, so that the impact force of the upper die on the lower die is weakened through the buffer mechanism, for example, the buffer mechanism of the die-casting die disclosed in China patent publication No. CN218693782U has certain elasticity, and when the die-casting die is used for die-casting a workpiece, a gap is often generated between the upper die and the lower die due to high pressure in a die cavity, so that errors exist in the die-cast workpiece, and the die-casting die with the buffer structure is proposed.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a die casting die with buffer structure, includes the bottom plate, the last fixed surface of bottom plate is connected with the stand, the last fixed surface of stand is connected with the backup pad, rectangular hole has been seted up to the inside of backup pad, rectangular hole's inside is provided with the bed die, the bar groove has been seted up on the surface of bed die, the equal fixedly connected with guide bracket in upper and lower both sides of backup pad, guide bracket's surface and bar groove's inner wall contact, the bottom fixedly connected with oil pressure buffer of bed die, the last fixed surface of bed die is connected with the last mould, the equal fixedly connected with first bar post of left and right sides of last mould, the equal fixedly connected with support that resets in the left and right sides of bed die, the inner wall fixedly connected with bar ring of support that resets, the inner wall and the surface contact of first bar post of bar ring, the last fixed surface of backup pad is connected with trapezoidal piece, the inclined plane of trapezoidal piece and the bottom contact of bar ring.
Preferably, the guide bracket comprises a hollow circular plate, the surface of the hollow circular plate is in contact with the inner wall of the strip-shaped groove, a bearing is fixedly connected to the inner wall of the hollow circular plate, a U-shaped column is fixedly connected to the inner wall of the bearing, and connecting blocks are fixedly connected to the side face of the U-shaped column and the upper side and the lower side of the supporting plate.
Preferably, the reset bracket comprises a mounting plate, the left and right sides of bed die all with the side fixed connection of mounting plate, one side fixedly connected with second bar post of bed die is kept away from to the mounting plate, the surface laminating of second bar post is provided with a smooth section of thick bamboo, the equal fixedly connected with hollow piece in front and back both sides of smooth section of thick bamboo, the inner wall and the fixed surface of bar ring of hollow piece are connected, one side that the hollow piece is close to the bed die and one side that the mounting plate is kept away from the bed die are all fixedly connected with spring.
Preferably, the surface of the first bar column and the left side and the right side of the upper die are fixedly connected with reinforcing rings.
Preferably, the positioning groove is formed in the upper surface of the lower die, the threaded hole is formed in the upper die, the threaded column is connected with the inner wall of the threaded hole in a threaded mode, the conical positioning block is fixedly connected with the bottom of the threaded column, the surface of the conical positioning block is in contact with the inner wall of the positioning groove, the regular hexagon block is fixedly connected with the upper surface of the conical positioning block and the surface of the threaded column, and the upper surface of the regular hexagon block is in contact with the bottom of the upper die.
Preferably, the centers of the threaded column, the conical positioning block and the regular hexagonal block are all on the same vertical line.
Compared with the prior art, the utility model has the beneficial effects that:
(1) According to the utility model, through the cooperation of the reset bracket, the strip-shaped ring and the trapezoid block, after the upper die and the lower die are clamped, the strip-shaped ring can be automatically sleeved on the first strip-shaped column under the action of the inclined plane of the trapezoid block, and a gap cannot be generated between the upper die and the lower die through the cooperation of the strip-shaped ring and the first strip-shaped column, so that the problem that the gap is easy to generate between the upper die and the lower die due to high pressure when the raw materials in the die casting die are subjected to die casting is solved.
(2) According to the utility model, through the matching of the positioning groove and the conical positioning block, the upper die and the lower die can be aligned accurately after die assembly, and meanwhile, through the matching of the threaded column, the threaded hole and the regular hexagon block, the conical positioning block and the upper die are convenient to assemble and disassemble, so that a user can replace the worn conical positioning block conveniently.
Drawings
FIG. 1 is a schematic illustration of the structure of the present utility model;
FIG. 2 is an enlarged view of the utility model at A in FIG. 1;
FIG. 3 is a front view of the structure of the present utility model;
FIG. 4 is a front view of the lower mold of the present utility model;
FIG. 5 is a schematic view of a guide bracket of the present utility model;
FIG. 6 is a schematic view of a reset cradle of the present utility model;
fig. 7 is a top view of the tapered positioning block of the present utility model.
In the figure: 1. a bottom plate; 2. a column; 3. a support plate; 4. a rectangular hole; 5. a lower die; 6. a bar-shaped groove; 7. a guide bracket; 71. a hollow circular plate; 72. a bearing; 73. a U-shaped column; 74. a connecting block; 8. a hydraulic buffer; 9. an upper die; 10. a first bar-shaped column; 11. resetting the bracket; 111. a mounting plate; 112. a second bar-shaped column; 113. a slide cylinder; 114. a hollow block; 115. a spring; 12. a bar-shaped ring; 13. a trapezoid block; 14. a reinforcing ring; 15. a positioning groove; 16. a threaded hole; 17. a threaded column; 18. a conical positioning block; 19. regular hexagonal blocks.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Embodiment one:
referring to fig. 1-6, a die casting die with buffer structure, including bottom plate 1, the last fixed surface of bottom plate 1 is connected with stand 2, the last fixed surface of stand 2 is connected with backup pad 3, rectangular hole 4 has been seted up to the inside of backup pad 3, rectangular hole 4's inside is provided with bed die 5, bar groove 6 has been seted up on the surface of bed die 5, the equal fixedly connected with guide bracket 7 in upper and lower both sides of backup pad 3, the surface of guide bracket 7 and the inner wall contact of bar groove 6, the bottom fixedly connected with oil buffer 8 of bed die 5, the upper surface fixedly connected with bed die 9 of bed die 5, when last die 9 and bed die 5 compound, reduce the impact force of last die 9 to bed die 5 through oil buffer 8, simultaneously, bed die 5 can the downwardly move after receiving decurrent pressure, bar post 10 of equal fixedly connected with in the left and right sides of bed die 9, bar 14 has the reinforcing ring 14, make between first post 10 and the inner wall contact between bar 9 more firmly, the bottom die 5 has the reset piece to the bar piece 12 to the bottom surface of bar 13, the reset piece is connected with bar piece 13 through bar shaped ring 13, the reset piece is connected with bar piece 13 to bar piece 13 when the bottom die 5, the distance between the fixed surface of bar piece is fixed 13, the bottom die 13 is contacted to bar piece is fixed to the bottom die 5.
The guide bracket 7 comprises a hollow circular plate 71, the surface of the hollow circular plate 71 is in contact with the inner wall of the strip-shaped groove 6, a bearing 72 is fixedly connected to the inner wall of the hollow circular plate 71, a U-shaped column 73 is fixedly connected to the inner wall of the bearing 72, connecting blocks 74 are fixedly connected to the side surface of the U-shaped column 73 and the upper side and the lower side of the supporting plate 3, and the lower die 5 can only move up and down through the cooperation of the bearing 72 and the strip-shaped groove 6.
The reset bracket 11 comprises a mounting plate 111, the left side and the right side of the lower die 5 are fixedly connected with the side surface of the mounting plate 111, one side of the mounting plate 111 away from the lower die 5 is fixedly connected with a second bar column 112, the surface of the second bar column 112 is provided with a sliding cylinder 113 in a laminating mode, the front side and the rear side of the sliding cylinder 113 are fixedly connected with a hollow block 114, the inner wall of the hollow block 114 is fixedly connected with the surface of the bar ring 12, the bar ring 12 can only move left and right through the cooperation of the sliding cylinder 113 and the second bar column 112, the side of the hollow block 114 close to the lower die 5 and the side of the mounting plate 111 away from the lower die 5 are fixedly connected with springs 115, and the pushing force of the spring 115 on the hollow block 114 enables the bar ring 12 to be in close contact with the trapezoid block 13.
Embodiment two:
referring to fig. 1-7, the upper surface of the lower die 5 is provided with the positioning groove 15, the inside of the upper die 9 is provided with the threaded hole 16, the inner wall of the threaded hole 16 is in threaded connection with the threaded column 17, the bottom of the threaded column 17 is fixedly connected with the conical positioning block 18, the surface of the conical positioning block 18 is in contact with the inner wall of the positioning groove 15, the upper surface of the conical positioning block 18 and the surface of the threaded column 17 are fixedly connected with the regular hexagon block 19, the upper surface of the regular hexagon block 19 is in contact with the bottom of the upper die 9, the centers of the threaded column 17, the conical positioning block 18 and the regular hexagon block 19 are all on the same vertical line, the upper die 9 and the lower die 5 can be accurately aligned after being clamped through the cooperation of the positioning groove 15 and the conical positioning block 18, and meanwhile, the conical positioning block 18 and the upper die 9 are convenient to assemble and disassemble through the cooperation of the threaded column 17, the threaded hole 16 and the regular hexagon block 19, and a user can replace the worn conical positioning block 18.
In the present utility model, when the die-casting mold is used, the user fixes the die-casting mold on the die-casting apparatus, then, the moving mechanism on the die-casting apparatus brings the upper mold 9 and the lower mold 5 together, and reduces the impact force of the upper mold 9 on the lower mold 5 by the hydraulic buffer 8, when the upper mold 9 and the lower mold 5 are brought together, the lower mold 5 is moved downward by moving the upper mold 9 downward, and the bar-shaped ring 12 is sleeved on the first bar-shaped column 10 by the inclined surface on the trapezoid block 13, at this time, a gap cannot be generated between the upper mold 9 and the lower mold 5 by the cooperation of the bar-shaped ring 12 and the first bar-shaped column 10, after the raw materials in the die-casting mold are die-cast molded, the upper mold 9 is moved upward by the moving mechanism on the die-casting apparatus, and the lower mold 5 is moved upward by the thrust of the hydraulic buffer 8, and the lower mold 5 is moved upward along with the upper mold 9, and at the same time, the distance between the bar-shaped ring 12 and the upper mold 9 is increased by the thrust of the spring 115 to the hollow block 114, and the bar-shaped ring 12 is separated from the first bar-shaped column 10, and the bar-shaped column 9 is separated upward by the upper mold 9.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Claims (6)
1. The die casting die with the buffer structure comprises a bottom plate (1), and is characterized in that the upper surface of the bottom plate (1) is fixedly connected with a stand column (2), the upper surface of the stand column (2) is fixedly connected with a supporting plate (3), a rectangular hole (4) is formed in the supporting plate (3), a lower die (5) is arranged in the rectangular hole (4), a strip-shaped groove (6) is formed in the surface of the lower die (5), guide brackets (7) are fixedly connected to the upper side and the lower side of the supporting plate (3), the surface of the guide brackets (7) is in contact with the inner wall of the strip-shaped groove (6), an oil buffer (8) is fixedly connected to the bottom of the lower die (5), a first strip-shaped column (10) is fixedly connected to the upper surface of the lower die (5), a reset bracket (11) is fixedly connected to the left side and the right side of the lower die (5), a ring (12) is fixedly connected to the inner wall of the reset bracket (11), a trapezoid-shaped block (13) is fixedly connected to the surface of the first strip-shaped column (13), the inclined surface of the trapezoid block (13) is contacted with the bottom of the strip-shaped ring (12).
2. The die casting die with the buffer structure according to claim 1, characterized in that the guide bracket (7) comprises a hollow circular plate (71), the surface of the hollow circular plate (71) is in contact with the inner wall of the strip-shaped groove (6), a bearing (72) is fixedly connected to the inner wall of the hollow circular plate (71), a U-shaped column (73) is fixedly connected to the inner wall of the bearing (72), and connecting blocks (74) are fixedly connected to the side surface of the U-shaped column (73) and the upper side and the lower side of the supporting plate (3).
3. The die casting die with buffer structure according to claim 1, characterized in that the reset bracket (11) comprises a mounting plate (111), the left and right sides of the lower die (5) are fixedly connected with the side of the mounting plate (111), one side of the mounting plate (111) away from the lower die (5) is fixedly connected with a second bar column (112), the surface laminating of the second bar column (112) is provided with a slide cylinder (113), the front and rear sides of the slide cylinder (113) are fixedly connected with hollow blocks (114), the inner wall of the hollow blocks (114) is fixedly connected with the surface of the bar ring (12), and one side of the hollow blocks (114) close to the lower die (5) and one side of the mounting plate (111) away from the lower die (5) are fixedly connected with springs (115).
4. The die casting mold with the buffer structure according to claim 1, wherein the surface of the first bar-shaped column (10) and the left and right sides of the upper mold (9) are fixedly connected with reinforcing rings (14).
5. The die casting die with the buffer structure according to claim 1, characterized in that a positioning groove (15) is formed in the upper surface of the lower die (5), a threaded hole (16) is formed in the upper die (9), a threaded column (17) is connected to the inner wall of the threaded hole (16) in a threaded mode, a conical positioning block (18) is fixedly connected to the bottom of the threaded column (17), the surface of the conical positioning block (18) is in contact with the inner wall of the positioning groove (15), a regular hexagon block (19) is fixedly connected to the upper surface of the conical positioning block (18) and the surface of the threaded column (17), and the upper surface of the regular hexagon block (19) is in contact with the bottom of the upper die (9).
6. The die casting die with the buffer structure according to claim 5, wherein centers of the threaded column (17), the conical positioning block (18) and the regular hexagonal block (19) are all on the same vertical line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321324103.4U CN220278240U (en) | 2023-05-29 | 2023-05-29 | Die casting die with buffer structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321324103.4U CN220278240U (en) | 2023-05-29 | 2023-05-29 | Die casting die with buffer structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220278240U true CN220278240U (en) | 2024-01-02 |
Family
ID=89330480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321324103.4U Active CN220278240U (en) | 2023-05-29 | 2023-05-29 | Die casting die with buffer structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220278240U (en) |
-
2023
- 2023-05-29 CN CN202321324103.4U patent/CN220278240U/en active Active
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