CN210172473U - Aluminum alloy wheel hub spinning mould convenient to drawing of patterns - Google Patents
Aluminum alloy wheel hub spinning mould convenient to drawing of patterns Download PDFInfo
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- CN210172473U CN210172473U CN201921082981.3U CN201921082981U CN210172473U CN 210172473 U CN210172473 U CN 210172473U CN 201921082981 U CN201921082981 U CN 201921082981U CN 210172473 U CN210172473 U CN 210172473U
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Abstract
The utility model provides an aluminum alloy wheel hub spinning mould convenient to drawing of patterns, including last mould and lower mould, it includes die body and last die core to go up the mould, the lower mould includes die body down, lower die core and liftout ware, the center of going up the die core is provided with the recess, the trough rim of recess is provided with the fillet, the top protrusion of liftout ware is in the wheel hub work piece and be provided with recess complex lug, the side of lug is provided with the ring channel, the inside of ring channel sets up the annular channel-section steel, evenly be provided with a plurality of return bend in the annular channel-section steel, the both ends of return bend are provided with the nozzle of horizontal direction and the connector nozzle of vertical direction respectively, it is provided with the air jet to correspond every connector nozzle in the liftout ware, the other end of air jet is passed through jet manifold and is. The utility model discloses can effectively avoid the time delay effect of last mould drawing of patterns, the work piece is higher at spinning in-process stability, reasonable in design, simple structure are fit for extensive the popularization.
Description
Technical Field
The utility model belongs to the technical field of the wheel hub mould, especially, relate to an aluminum alloy wheel hub spinning mould convenient to drawing of patterns.
Background
Hubs can be classified by structure into one-piece and multi-piece hubs. The hub comprises a rim, a hub and spokes. The rim is a part of the wheel in which the tire is fixedly mounted, the hub is a rotating assembly connecting the wheel and the axle in charge of bearing load between the tire and the axle, and the spokes are parts supporting the rim and the hub. The rim, hub and spokes of the one-piece hub are all integral, while the rim and hub of the multi-piece hub are separately manufactured. Aluminum alloy hubs are increasingly used in the automotive field, and the manufacturing process thereof mostly adopts a casting method or a forging method. The casting method can be suitable for mass production, but the produced product has serious defects of shrinkage cavity, looseness, air holes and the like, low mechanical strength and low yield; the product produced by the forging method by using the corresponding forging machine and the corresponding die has the advantages of thin wheel wall, light weight, higher yield, high safety performance and long service life, and is widely popular. Thus, the growth rate of forged aluminum alloy hubs is much higher than that of cast hubs.
The existing hub workpiece bears larger pressure in the spinning forming stage, particularly the gap between the existing hub workpiece and an upper mold core of a spinning upper mold after spinning is finished is very small, so that the phenomenon of jumping exists in the demolding process, even the demolding is not performed, the production efficiency is reduced, and the production quality is uneven.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the technical problem that above-mentioned spinning mould exists in the aspect of the drawing of patterns, provide a reasonable in design, simple structure's an aluminum alloy wheel hub spinning mould convenient to drawing of patterns.
In order to achieve the purpose, the technical scheme adopted by the utility model is that the aluminum alloy wheel hub spinning mould convenient for demoulding comprises an upper mould and a lower mould, wherein the upper mould comprises an upper mould body and an upper mould core, the lower mould comprises a lower mould body, a lower mould core and a material ejector, the lower mould is arranged on a spinning platform, the center of the upper mould core is provided with a groove, the groove edge of the groove is provided with a fillet, the top end of the material ejector protrudes out of a wheel hub workpiece and is provided with a lug matched with the groove, the side surface of the lug is provided with a ring-shaped groove steel, the ring-shaped groove steel is arranged inside the ring-shaped groove steel, the groove surface of the ring-shaped groove steel is opposite to the groove surface of the ring-shaped groove steel, a plurality of bent pipes are uniformly arranged in the ring-shaped groove steel, the two ends of the bent pipes are respectively provided with a nozzle in the horizontal direction and, an ejector tube is arranged in the ejector corresponding to each connecting nozzle, the other end of each ejector tube is connected with the air distribution disc through an air injection manifold, an air tank is arranged at the input end of the air distribution disc, and an electromagnetic valve is arranged on the air tank.
Preferably, both ends of the gas injection pipe and the output end of the gas injection manifold are provided with connecting nozzles.
Preferably, the nozzle is a ceramic nozzle.
Preferably, the output end surface of the nozzle, the side surface of the annular channel and the side surface of the projection are on the same curved surface.
Preferably, the spinning platform is provided with a limiting ring for placing the lower die, the top of the limiting ring is symmetrically provided with two arc-shaped shifting rods, one end of each shifting rod is provided with a rotating shaft, the rotating shaft is driven by a motor, and the motor is arranged inside the spinning platform.
Compared with the prior art, the utility model discloses an advantage lies in with positive effect:
the utility model provides an aluminum alloy wheel hub spinning mould convenient to drawing of patterns, utilize the air tank to the gas that the nozzle provided can make the upper die drawing of patterns produce the separation with the work piece rapidly in the twinkling of an eye, effectively reduce the influence that drawing of patterns time delay produced the work piece, and be favorable to improving production efficiency; the motor can drive the poking rod to limit the workpiece, so that the stability of the workpiece in the spinning process is further ensured, and the production quality is improved. The utility model relates to a rationally, simple structure, be fit for extensive popularization.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
FIG. 1 is a schematic structural diagram of an aluminum alloy hub spinning die facilitating demolding according to an embodiment;
FIG. 2 is an enlarged schematic view of the structure A of FIG. 1;
FIG. 3 is a top view of a spinning stage provided in an embodiment;
in the above figures, 1, the upper die; 101. feeding a mold body; 102. an upper mold core; 1021. a groove; 1022. round corners; 2. a lower die; 201. a lower die body; 202. a lower mold core; 203. a material ejector; 2031. a bump; 2032. an annular groove; 3. a spinning stage; 4. annular channel steel; 5. bending the pipe; 6. a nozzle; 7. a connecting nozzle; 8. a gas ejector tube; 9. a gas injection manifold; 10. a gas distribution plate; 11. an air tank; 12. an electromagnetic valve; 13. a limiting ring; 14. a deflector rod; 15. a rotating shaft; 16. an electric motor.
Detailed Description
In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict. For convenience of description, the words "upper", "lower", "left" and "right" used herein refer to the same directions as the drawings, and do not limit the structure.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.
Embodiment, as shown in fig. 1, fig. 2 and fig. 3, the utility model provides a pair of aluminum alloy wheel hub spinning mould convenient to drawing of patterns, including last mould 1 and lower mould 2, it includes die body 101 and last die core 102 to go up mould 1, and lower mould 2 includes die body 201, lower die core 202 and liftout ware 203 down, and lower mould 2 sets up on spinning platform 3. On this basis, the utility model discloses increased the structure that improves drawing of patterns efficiency to this improves production quality and production efficiency.
Specifically, the utility model provides an upper die core 102's center is provided with recess 1021, recess 1021's trough rim is provided with fillet 1022, ejector 203's top protrusion in the wheel hub work piece and be provided with recess complex lug 2031, lug 2031's side is provided with ring channel 2032, ring channel 2032's inside sets up annular channel-section steel 4, ring channel steel 4's trough surface is relative with ring channel 2032's trough surface, evenly be provided with a plurality of return bend 5 in ring channel steel 4, return bend 5's both ends are provided with the nozzle 6 of horizontal direction and the connector 7 of vertical direction respectively, nozzle 6 is higher than the top surface place height of wheel hub work piece, it is provided with jet-propelled pipe 8 to correspond every connector in ejector 203, jet-propelled pipe 8's the other end passes through jet-propelled manifold 9 and is connected with gas distributor 10, gas distributor 10's input is provided with air tank 11, be provided with solenoid valve 12 on.
The utility model discloses an operating principle is, spinning finishes preparing the drawing of patterns, demoulding mechanism produces the trend of upward movement, solenoid valve 12 is opened, air tank 11 provides gas to dividing the gas dish, divide gas dish 10 to divide gas for each gas-jet pipe 8 through jet-propelled manifold 9, gas in the gas-jet pipe 8 passes through nozzle 6 and spouts in the clearance of recess and lug, gas gets into rapidly and fills the work piece and go up the gap between the mould from fillet 1022 part, form effectual isolation layer, the drawing of patterns is accomplished, solenoid valve 12 closes. Therefore, the workpiece is prevented from jumping or being connected with a section of height, the demoulding delay effect is effectively avoided, and the demoulding efficiency is improved, so that the production quality and the production efficiency are improved.
In order to improve the circulation efficiency of gas in the conveying pipeline, the utility model provides a both ends of jet-propelled pipe 8 and jet-propelled manifold 9's output are provided with the connector nozzle. The connecting nozzle 7 can play a role in sealing, reduces the butt joint gap of pipelines, avoids gas leakage, and the connecting nozzle of the butt joint part can be directly butted, so that the installation is convenient.
In order to reduce the change frequency of nozzle, the utility model provides a nozzle 6 is ceramic nozzle, and life is longer, has wear-resisting, corrosion-resistant and the high characteristics of hardness moreover.
In order to improve the forming quality of work piece, the utility model provides a side of the output terminal surface of nozzle 6, ring channel steel 4 and lug 2031's side are on same curved surface, and the manipulator of being convenient for overlaps the work piece on the lug, can not scratch the axle hole of work piece moreover.
In order to improve processingquality, the utility model discloses be provided with the spacing collar 13 that is used for placing the lower mould on spinning platform 3, the top symmetry of spacing collar 13 is provided with two curved driving lever 14, and driving lever 14's one end is provided with pivot 15, and pivot 15 passes through the drive of motor 16, and motor 16 sets up the inside at spinning platform 3. Wherein, motor 16 drive pivot 15, pivot 15 drive driving lever 14 and rotate and can leave or dial in the work piece side, and the driving lever is dialled and can be improved the stability of work piece in the course of working in the work piece side, and the work piece can not produce the jump in the drawing of patterns in addition, guarantees higher drawing of patterns efficiency.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.
Claims (5)
1. The utility model provides an aluminum alloy wheel hub spinning mould convenient to drawing of patterns, includes mould and lower mould, it includes die body and last die core to go up the mould, the lower mould includes die body, lower die core and liftout ware down, the lower mould sets up on spinning bench, a serial communication port, the center of going up the die core is provided with the recess, the trough rim of recess is provided with the fillet, the top protrusion of liftout ware is in the wheel hub work piece and be provided with recess complex lug, the side of lug is provided with the ring channel, the inside of ring channel sets up annular channel-section steel, the trough surface of annular channel-section steel is relative with the trough surface of ring channel, evenly be provided with a plurality of return bend in the annular channel-section steel, the both ends of return bend are provided with the nozzle of horizontal direction and the connecting nozzle of vertical direction respectively, the nozzle is higher than the top surface place height of wheel hub work piece, it is, the other end of the air injection pipe is connected with the air distribution disc through an air injection manifold, an air tank is arranged at the input end of the air distribution disc, and an electromagnetic valve is arranged on the air tank.
2. The aluminum alloy hub spinning die convenient to demold as recited in claim 1, wherein the two ends of the gas injection pipe and the output end of the gas injection manifold are provided with connecting nozzles.
3. The aluminum alloy hub spinning die convenient for demolding as claimed in claim 2, wherein the nozzle is a ceramic nozzle.
4. The aluminum alloy hub spinning die convenient to demold as recited in claim 3, wherein the output end face of the nozzle, the side face of the annular channel steel and the side face of the bump are on the same curved surface.
5. The aluminum alloy hub spinning die convenient for demolding as claimed in claim 4, wherein a limiting ring for placing a lower die is arranged on the spinning table, two arc-shaped deflector rods are symmetrically arranged on the top of the limiting ring, a rotating shaft is arranged at one end of each deflector rod, the rotating shaft is driven by a motor, and the motor is arranged inside the spinning table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921082981.3U CN210172473U (en) | 2019-07-11 | 2019-07-11 | Aluminum alloy wheel hub spinning mould convenient to drawing of patterns |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921082981.3U CN210172473U (en) | 2019-07-11 | 2019-07-11 | Aluminum alloy wheel hub spinning mould convenient to drawing of patterns |
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| Publication Number | Publication Date |
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| CN210172473U true CN210172473U (en) | 2020-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921082981.3U Active CN210172473U (en) | 2019-07-11 | 2019-07-11 | Aluminum alloy wheel hub spinning mould convenient to drawing of patterns |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112643286A (en) * | 2020-08-17 | 2021-04-13 | 江苏新安驰铝业有限公司 | Manufacturing method of aluminum alloy rear rim and special tool thereof |
-
2019
- 2019-07-11 CN CN201921082981.3U patent/CN210172473U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112643286A (en) * | 2020-08-17 | 2021-04-13 | 江苏新安驰铝业有限公司 | Manufacturing method of aluminum alloy rear rim and special tool thereof |
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