CN220073225U - Die casting die with sprue bush is prevented rotating - Google Patents
Die casting die with sprue bush is prevented rotating Download PDFInfo
- Publication number
- CN220073225U CN220073225U CN202320075497.8U CN202320075497U CN220073225U CN 220073225 U CN220073225 U CN 220073225U CN 202320075497 U CN202320075497 U CN 202320075497U CN 220073225 U CN220073225 U CN 220073225U
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- Prior art keywords
- sprue bush
- die
- bush
- die casting
- rotation
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- 238000004512 die casting Methods 0.000 title claims abstract description 27
- 230000000670 limiting effect Effects 0.000 claims description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 26
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims description 3
- 230000002265 prevention Effects 0.000 claims description 3
- 238000005266 casting Methods 0.000 abstract description 5
- 238000001816 cooling Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The utility model relates to the field of die casting dies, and provides an anti-rotation die casting die with a sprue bush. Compared with the prior art, the utility model has the advantages that the positioning groove is arranged on the fixed die assembly, the abutting block is arranged in the positioning groove, the rotation stopping part is arranged on the sprue bush, and when the sprue bush is arranged on the fixed die assembly, the abutting block and the rotation stopping part mutually abut against to limit the rotation of the sprue bush on the fixed die assembly, thereby preventing the sprue bush from being worn due to the rotation of the sprue bush and finally ensuring the quality of castings.
Description
Technical Field
The utility model relates to the field of die casting dies, in particular to a die casting die with a sprue bush for preventing rotation.
Background
The casting system of the die casting mold consists of a sprue bush, a runner and a gate, and in the casting process, molten metal directly enters a mold cavity through the sprue bush, the runner and the gate.
The structure of the traditional sprue bush is the same as that of a sprue bush of a die casting die disclosed in China patent application No. CN201410519825.4, and the traditional sprue bush mostly comprises a sprue bush, wherein a water sealing ring is sleeved on the outer side of the sprue bush, the water sealing ring comprises a cooling body, an inlet end and an outlet end which are arranged on the cooling body, and the inlet end and the outlet end are respectively communicated with a cooling pipeline arranged in the cooling body. However, the sprue bush is inserted on the fixed die assembly, and in the working process of the die casting die, the sprue bush and the fixed die assembly are easy to generate relative rotation so that the sprue bush is worn, and the production quality of castings is easy to be influenced by the worn sprue bush in the working process.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a die casting die with a sprue bush for preventing rotation aiming at the current state of the art.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a die casting die with runner cover anti-rotation, die casting die has movable mould subassembly and cover half subassembly of movable fit, after movable mould subassembly and the laminating of cover half subassembly form the product die cavity between the cover half subassembly with movable mould subassembly, be provided with on the cover half subassembly and run through the mounting hole of cover half subassembly, the runner cover is connected in the mounting hole just the runner cover with product die cavity intercommunication, the cover half
The upper end of the assembly is provided with a positioning groove communicated with the mounting hole, an abutting block is arranged in the positioning groove, a rotation stopping part is arranged on the sprue bush, and the abutting block and the rotation stopping part are abutted to each other.
In the above die casting mold with the sprue bush anti-rotation, the rotation stopping portion has a first limiting surface parallel to the axial direction of the sprue bush and a second limiting surface perpendicular to the first limiting surface, and the wall thicknesses of the first limiting surface and the second limiting surface are reduced by cutting off the sprue bush
The front end face of the abutting block abuts against the first limiting surface, and the lower end face 0 of the abutting block abuts against the second limiting surface.
In the above die casting mold with the sprue bush anti-rotation function, a threaded hole is formed in the bottom surface of the positioning groove, a bolt through hole penetrating through the thickness direction of the abutting block is formed in the abutting block, and the bolt penetrates through the bolt through hole and is connected into the threaded hole.
The above-mentioned die casting die with runner cover anti-rotation, the runner cover includes main part cover 5 and overcoat, the overcoat joint is in on the lateral wall of main part cover, be provided with spiral runner on the lateral wall of main part cover, be provided with on the lateral wall of overcoat and run through the water inlet and the delivery port of overcoat, it is equipped with two water pipe connectors to insert on the cover half subassembly, two water pipe connectors are connected respectively on the water inlet with the delivery port.
In the above die casting mold with the sprue bush anti-rotation function, a third limiting surface is arranged at one end of the mounting hole, which is close to the product 0 die cavity, and the lower end surface of the outer sleeve abuts against the third limiting surface.
Compared with the prior art, the utility model has the advantages that the positioning groove is arranged on the fixed die assembly, the abutting block is arranged in the positioning groove, the rotation stopping part is arranged on the sprue bush, and when the sprue bush is arranged on the fixed die assembly, the abutting block and the rotation stopping part mutually abut against to limit the rotation of the sprue bush on the fixed die assembly, thereby preventing the sprue bush from being worn due to the rotation of the sprue bush and finally ensuring the quality of castings.
Drawings
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a perspective view of FIG. 1 with the sprue bush removed;
FIG. 3 is a perspective view of the sprue bush;
FIG. 4 is a plan view of FIG. 3;
fig. 5 is a cross-sectional view taken along A-A in fig. 4.
In the figure, 1, a fixed die assembly; 2. a mounting hole; 3. a positioning groove; 4. a rotation stopping part; 5. an abutment block; 6. a first limiting surface; 7. the second limiting surface; 8. a threaded hole; 9. bolt through holes; 10. a main body sleeve; 11. a jacket; 12. a spiral flow path; 13. a water inlet; 14. a water outlet; 15. a water pipe joint; 16. and a third limiting surface.
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 5, a die casting mold with sprue bush rotation prevention according to the present utility model includes: the die casting die has movable mould subassembly and cover half subassembly 1 of movable fit, form the product die cavity between cover half subassembly 1 and movable mould subassembly after movable mould subassembly and the laminating of cover half subassembly 1, be provided with the mounting hole 2 that runs through cover half subassembly 1 on the cover half subassembly 1, the runner cover is connected in mounting hole 2 and runner cover and product die cavity intercommunication, cover half subassembly 1 upper end is provided with the constant head tank 3 with mounting hole 2 intercommunication, be provided with in the constant head tank 3 and support and lean on piece 5, be provided with on the runner cover and stop rotating portion 4, support and lean on piece 5 and stop rotating portion 4 each other tightly.
During installation, the sprue bush is inserted into the mounting hole 2, then the abutting block 5 is fixed in the positioning groove 3, at the moment, the side wall of the abutting block 5 and the rotation stopping part 4 on the sprue bush are mutually abutted tightly, the sprue bush is prevented from rotating on the fixed die assembly 1 and the sprue bush falls off from the fixed die assembly 1, and then the die casting quality of a product is finally ensured.
Further, the rotation stopping part 4 is provided with a first limiting surface 6 which is parallel to the axis direction of the sprue bush and a second limiting surface 7 which is perpendicular to the first limiting surface 6, the first limiting surface 6 and the second limiting surface 7 are formed by cutting the wall thickness of the sprue bush, the front end surface of the abutting block 5 abuts against the first limiting surface 6, the lower end surface of the abutting block 5 abuts against the second limiting surface 7, the first limiting surface 6 and the second limiting surface 7 are used for realizing the limiting effect of the abutting block 5 on the sprue bush, and the abutting block 5 is pressed on the second limiting surface 7 and can also prevent the production quality of a die casting product from being influenced by the displacement of the sprue bush along the axis direction of the sprue bush relative to the fixed die assembly 1 in the working process.
Further, the bottom surface of constant head tank 3 is provided with screw hole 8, is provided with the bolt via hole 9 that runs through the thickness direction of support block 5 on the support block 5, and the bolt passes bolt via hole 9 and connects in screw hole 8, and screw hole 8 and bolt via hole 9's setting is used for realizing support to be connected with dismantling between cover half 5 and the cover half subassembly 1, and then makes things convenient for the dismouting between runner cover and the cover half subassembly 1.
Further, the sprue bush comprises a main body bush 10 and an outer bush 11, the outer bush 11 is clamped on the outer side wall of the main body bush 10, a spiral runner 12 is arranged on the outer side wall of the main body bush 10, a water inlet 13 and a water outlet 14 penetrating through the outer bush 11 are arranged on the side wall of the outer bush 11, two water pipe connectors 15 are inserted into the fixed die assembly 1, and the two water pipe connectors 15 are respectively connected to the water inlet 13 and the water outlet 14. Preferably, the engagement between the body sleeve 10 and the outer sleeve 11 may be achieved by an interference fit.
In operation, cooling water enters the spiral flow passage 12 through the water inlet 13 from the water pipe joint 15, and then flows out of the spiral flow passage 12 through the water outlet 14 and the water pipe joint 15 connected to the water outlet 14 after taking away heat of the sprue bush.
Further, a third limiting surface 16 is arranged at one end, close to the product cavity, of the mounting hole 2, and the lower end face of the outer sleeve 11 abuts against the third limiting surface 16.
After the sprue bush is placed in the mounting hole 2, the lower end face of the sprue bush is abutted against the third limiting surface 16, then the abutting block 5 is in threaded connection with the mounting groove 3, and the mounting groove 3 and the third limiting surface 16 are used for fixing the sprue bush in the mounting hole 2 under the combined action, so that the fixed connection between the sprue bush and the fixed die assembly 1 is realized.
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 (5)
1. The utility model provides a die casting die with runner cover anti-rotation, die casting die has movable mould subassembly and cover half subassembly, movable mould subassembly and cover half subassembly laminating back be in the cover half subassembly with form the product die cavity between the movable mould subassembly, be provided with on the cover half subassembly and run through the mounting hole of cover half subassembly, the runner cover is connected in the mounting hole just the runner cover with product die cavity intercommunication, its characterized in that: the fixed die assembly is characterized in that a positioning groove communicated with the mounting hole is formed in the upper end of the fixed die assembly, an abutting block is arranged in the positioning groove, a rotation stopping part is arranged on the sprue bush, and the abutting block and the rotation stopping part are abutted to each other.
2. The die casting die with sprue bush rotation prevention according to claim 1, wherein the rotation stopping portion has a first limit surface arranged parallel to an axial direction of the sprue bush and a second limit surface perpendicular to the first limit surface, the first limit surface and the second limit surface are formed by cutting a wall thickness of the sprue bush, a front end surface of the abutting block abuts against the first limit surface, and a lower end surface of the abutting block abuts against the second limit surface.
3. The die casting mold with the sprue bush for preventing rotation according to claim 1, wherein a threaded hole is formed in the bottom surface of the positioning groove, a bolt through hole penetrating through the abutting block in the thickness direction is formed in the abutting block, and a bolt penetrates through the bolt through hole and is connected in the threaded hole.
4. The die casting die with the sprue bush for preventing rotation of the die casting die according to claim 1, wherein the sprue bush comprises a main body bush and an outer bush, the outer bush is clamped on the outer side wall of the main body bush, a spiral runner is arranged on the outer side wall of the main body bush, a water inlet and a water outlet penetrating through the outer bush are arranged on the side wall of the outer bush, two water pipe connectors are inserted on the fixed die assembly, and the two water pipe connectors are respectively connected to the water inlet and the water outlet.
5. The die casting die with sprue bush rotation prevention function according to claim 4, wherein a third limiting surface is arranged at one end of the mounting hole, which is close to the product cavity, and the lower end surface of the outer sleeve abuts against the third limiting surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320075497.8U CN220073225U (en) | 2023-01-10 | 2023-01-10 | Die casting die with sprue bush is prevented rotating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320075497.8U CN220073225U (en) | 2023-01-10 | 2023-01-10 | Die casting die with sprue bush is prevented rotating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220073225U true CN220073225U (en) | 2023-11-24 |
Family
ID=88827671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320075497.8U Active CN220073225U (en) | 2023-01-10 | 2023-01-10 | Die casting die with sprue bush is prevented rotating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220073225U (en) |
-
2023
- 2023-01-10 CN CN202320075497.8U patent/CN220073225U/en active Active
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