CN217990903U - Die-casting die for precision forging meshing sleeve - Google Patents
Die-casting die for precision forging meshing sleeve Download PDFInfo
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- CN217990903U CN217990903U CN202221840696.5U CN202221840696U CN217990903U CN 217990903 U CN217990903 U CN 217990903U CN 202221840696 U CN202221840696 U CN 202221840696U CN 217990903 U CN217990903 U CN 217990903U
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Abstract
The utility model discloses a finish forge meshing cover die casting die, include: the precision forging lower die is used for die-casting a lower end die of a workpiece, and a lower die cavity is formed in the upper surface of the precision forging lower die; the precision forging upper die is used for die-casting an upper end die of a workpiece, and an upper die groove is formed in the lower surface of the precision forging upper die; the die-casting meshing part is a main die-casting workpiece, and the closed shapes of the lower die cavity and the upper die cavity are consistent with the shape of the die-casting meshing part. Compared with the traditional machine tool machining, the die has the advantages that the machining efficiency is higher, the cost is lower, the distribution of metal materials is more uniform and dense, the hardness of parts is further improved, the service life is prolonged, the die is designed through multiple inner round corners, so that in the die-casting process, blanks are more smoothly and uniformly distributed, material overflow and material shortage are avoided, the yield is improved, meanwhile, the die can be conveniently and quickly demolded through the upper ejection column and the lower ejection column which can move freely, and the machining efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of machining, specifically be a precision forging meshing cover die casting die.
Background
The machining precision of mechanical parts determines the stability of mechanical operation, and the parts with higher precision have higher fitting degree with other parts during assembly, so that the probability and strength of friction and collision are smaller during operation, and the service life of the mechanical operation is further prolonged, wherein the meshing sleeve part used by the axle part of the automobile is a precise part with quite high precision requirement;
the existing meshing sleeve assembly is usually manufactured by cutting of a machine tool, the requirement on the performance of the cutting machine tool is high, the production efficiency is low, and in addition, the quality of the existing meshing sleeve assembly is required to be improved due to the limitation of the cutting process.
Therefore, it is necessary to design a die-casting mold for a precision forging meshing sleeve, which can produce meshing sleeve components by a precision forging die-casting process, realize high-speed production, improve the fit precision of the meshing sleeve, and further improve the casting strength of the meshing sleeve.
SUMMERY OF THE UTILITY MODEL
The embodiment of the application solves the problems of low production efficiency and low machining precision in the prior art by providing the die-casting die for the precision forging meshing sleeve.
The embodiment of the application provides a finish forge engaging sleeve die casting die, includes:
the precision forging lower die is used for die-casting a lower end die of a workpiece, and a lower die cavity is formed in the upper surface of the precision forging lower die;
the precision forging upper die is used for die-casting an upper end die of a workpiece, and an upper die groove is formed in the lower surface of the precision forging upper die;
the die-casting meshing part is a main die-casting workpiece, and the closed shapes of the lower die cavity and the upper die cavity are consistent with the shape of the die-casting meshing part.
Preferably, the finish forging lower die further includes:
and the lower through hole is arranged on the upper surface of the precision forging lower die in a penetrating manner, the vertical center line of the lower through hole is superposed with the vertical center line of the precision forging lower die, and the inner side of the lower through hole is provided with a lower groove top column in a sliding manner.
Preferably, the precision forging upper die further comprises:
and the upper through hole penetrates through the upper end of the finish forging upper die, the vertical center line of the upper through hole is superposed with the vertical center line of the finish forging upper die, and an upper groove top column is arranged on the inner side of the upper through hole in a sliding manner.
Preferably, the dimensional tolerance of the finish forging lower die and the finish forging upper die does not exceed +/-0.1.
Preferably, the transition between the lower die cavity and the inner cavity of the upper die cavity is a round angle.
Preferably, the die-cast engagement member has a tolerance of not more than 0.6mm and a surface defect depth of not more than 0.15mm.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages: this a finish forging die casting die for meshing cover production, can utilize finish forging die casting processing technology, make meshing cover subassembly, compare in traditional lathe processing, machining efficiency is higher, the cost is also more cheap, and because die casting processing's principle restriction, the metal material distributes more even matter closely, thereby further improve the hardness of part, and service life is prolonged, this mould passes through the design of inboard many fillets, make the in-process of die-casting, the stock distributes more level and smooth evenly, avoid the flash, the lack of material, improve the yields, simultaneously through the upper and lower fore-set that can freely move about, make drawing of patterns convenient and fast, the efficiency of processing has been improved.
Drawings
FIG. 1 is a front view of the cross-sectional structure of the present invention;
FIG. 2 is a schematic view of the assembled front sectional structure of the present invention;
fig. 3 is a schematic top view of the die-casting engaging member of the present invention.
Detailed Description
In order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments.
Example one
A die casting mold for a precision forging meshing sleeve comprises: the precision forging lower die 1 is used for die-casting a lower end die of a workpiece, and a lower die groove 3 is formed in the upper surface of the precision forging lower die 1; the precision forging upper die 2 is used for die-casting an upper end die of a workpiece, and an upper die groove 4 is formed in the lower surface of the precision forging upper die 2; the die-casting meshing part 5 is a main die-casting workpiece, and the closed shapes of the lower die groove 3 and the upper die groove 4 are consistent with the shape of the die-casting meshing part 5. The finish forging lower die 1 further includes: and the lower through hole 6 penetrates through the upper surface of the precision forging lower die 1, the vertical center line of the lower through hole 6 is superposed with the vertical center line of the precision forging lower die 1, and a lower groove top column 9 is arranged on the inner side of the lower through hole 6 in a sliding mode. The finish forging upper die 2 also comprises: and the upper through hole 8 penetrates through the upper end of the finish forging upper die 2, the vertical central line of the upper through hole 8 is superposed with the vertical central line of the finish forging upper die 2, and an upper groove top column 7 is arranged on the inner side of the upper through hole 8 in a sliding manner. The dimensional tolerance of the precision forging lower die 1 and the precision forging upper die 2 is not more than +/-0.1. The transition between the inner cavities of the lower die cavity 3 and the upper die cavity 4 is a round angle. The error of the die-casting meshing part is not more than 0.6mm, and the depth of the surface defect is not more than 0.15mm. The technical scheme in the embodiment of the application at least has the following technical effects or advantages: this mould passes through inboard many fillets design, makes the in-process of die-casting, and the stock distributes more level and smooth evenly, avoids the flash, and few material improves the yields, simultaneously through the upper and lower fore-set that can free activity, makes drawing of patterns convenient and fast, has improved the efficiency of processing.
In conclusion: the die is characterized in that the fine forging lower die 1 and the fine forging upper die 2 are taken as dies, the fine forging lower die 1 and the fine forging upper die 2 are mounted on a die-casting device, a blank is conveyed between an upper die groove 4 and a lower die groove 3, the device is started, the fine forging lower die 1 and the fine forging upper die 2 are extruded and closed, the blank is die-cast into a die-casting meshing part 5 through the lower die groove 3 and the upper die groove 4, in the die-casting process, a lower through hole 6 and an upper through hole 8 are tightly attached between an upper groove top column 7 and a lower groove top column 9, in the die-casting process, the blank becomes a part of the die and is the circle center part of the die-casting meshing part 5, and after the die-casting is completed, the die-casting completed part can be directly ejected out through the upper groove top column 7 and the lower groove top column 9, and the die-casting completed is used.
While the preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following appended claims be interpreted as including the preferred embodiment and all such alterations and modifications as fall within the scope of the invention.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (6)
1. The utility model provides a finish forge engaging sleeve die casting die which characterized in that includes:
the precision forging lower die is used for die-casting a lower end die of a workpiece, and a lower die cavity is formed in the upper surface of the precision forging lower die;
the precision forging upper die is used for die-casting an upper end die of a workpiece, and an upper die groove is formed in the lower surface of the precision forging upper die;
the die-casting meshing part is a main die-casting workpiece, and the closed shapes of the lower die cavity and the upper die cavity are consistent with the shape of the die-casting meshing part.
2. The die-casting die for the finish-forged engaging sleeve as claimed in claim 1, wherein the finish-forged lower die further comprises:
and the lower through hole is arranged on the upper surface of the precision forging lower die in a penetrating manner, the vertical central line of the lower through hole is superposed with the vertical central line of the precision forging lower die, and the inner side of the lower through hole is provided with a lower groove top post in a sliding manner.
3. The die-casting die for the finish-forged meshing sleeve as claimed in claim 1, wherein the finish-forged upper die further comprises:
and the upper through hole penetrates through the upper end of the finish forging upper die, the vertical center line of the upper through hole is superposed with the vertical center line of the finish forging upper die, and an upper groove top column is arranged on the inner side of the upper through hole in a sliding manner.
4. The die-casting die for the finish-forged engaging sleeve as claimed in claim 1, wherein the dimensional tolerance of the lower finish-forged die and the upper finish-forged die is not more than ± 0.1.
5. The die-casting die for the precision forging meshing sleeve as claimed in claim 1, wherein the transition between the lower die cavity and the inner cavity of the upper die cavity is a round angle.
6. The die casting die for the finish forged engaging sleeve as claimed in claim 1, wherein said die casting engaging member has a dislocation of not more than 0.6mm and a surface defect depth of not more than 0.15mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221840696.5U CN217990903U (en) | 2022-07-18 | 2022-07-18 | Die-casting die for precision forging meshing sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221840696.5U CN217990903U (en) | 2022-07-18 | 2022-07-18 | Die-casting die for precision forging meshing sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217990903U true CN217990903U (en) | 2022-12-09 |
Family
ID=84313769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221840696.5U Active CN217990903U (en) | 2022-07-18 | 2022-07-18 | Die-casting die for precision forging meshing sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217990903U (en) |
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2022
- 2022-07-18 CN CN202221840696.5U patent/CN217990903U/en active Active
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