CN106001451A - Pouring and production technology for aluminum alloy hub - Google Patents
Pouring and production technology for aluminum alloy hub Download PDFInfo
- Publication number
- CN106001451A CN106001451A CN201610460248.5A CN201610460248A CN106001451A CN 106001451 A CN106001451 A CN 106001451A CN 201610460248 A CN201610460248 A CN 201610460248A CN 106001451 A CN106001451 A CN 106001451A
- Authority
- CN
- China
- Prior art keywords
- wheel hub
- pouring
- hub
- aluminium alloy
- cast gate
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/22—Moulds for peculiarly-shaped castings
- B22C9/28—Moulds for peculiarly-shaped castings for wheels, rolls, or rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/02—Sand moulds or like moulds for shaped castings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/08—Features with respect to supply of molten metal, e.g. ingates, circular gates, skim gates
- B22C9/086—Filters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/08—Features with respect to supply of molten metal, e.g. ingates, circular gates, skim gates
- B22C9/088—Feeder heads
Abstract
The invention relates to a pouring and production technology for an aluminum alloy hub. The pouring and production technology comprises the following steps that an upper mold body, a lower mold body and a pouring cup are manufactured according to the shape of the hub, and a pouring gate is reserved in the upper mold body; a filter screen is arranged between the pouring gate and the upper mold body in the hub shape; the size of a required blank for manufacturing the hub is calculated, and a molten aluminum pouring ladle is manufactured according to the size of the blank; the upper mold body and the lower mold body are clamped to be a mold, and the parting surface of the mold is blocked with a fireproof clay lath; pouring is conducted on the mold from the pouring cup through the molten aluminum pouring ladle, and after pouring is completed, the pouring gate is pressed and sealed; molten aluminum around the mold is cleaned; and after condensation is completed, the mold is opened and the hub is taken out. According to the pouring and production technology for the aluminum alloy hub, the hub is produced by adopting a novel manufacturing means, and a novel standard is also provided for the technological process of hub production.
Description
Technical field
The present invention relates to a kind of aluminium alloy wheel hub pouring production technique, belong to auto parts and components and manufacture field.
Background technology
Wheel hub is again wheel rim, wheel, tire bell, is the wide drum-shaped supporting tire, metal parts that center is contained on axle in tire.Wheel hub is various according to diameter, width, molding mode, material variety classes.What the hub bearing of car was the most most is to use single-row tapered roller or ball bearing in pairs.Along with the development of technology, car uses car hub unit the most widely.Range and the usage amount of hub-bearing unit are growing, have had evolved to the third generation: the first generation is made up of double row angular contact bearing.One is had for by flange fixing for bearing, can simply be set to bearing on wheel shaft fix with nut on second filial generation raceway outside.It is easy that the maintenance making automobile becomes.Third generation hub-bearing unit is to have employed bearing unit and anti-brake holding system matches.Hub is designed to have inner flange and outward flange, and inner flange is fixed by bolts in drive shaft, and whole bearing is installed together by outward flange.
It is way the most general in automotive hub production field that aluminium alloy manufactures wheel hub, but how to do, thus produces wheel hub and but not have specifically the step of standard the most in other words, is easy to the most in process of production to occur scrapping underproof phenomenon.
The application of Application No. 201510749618.2 relates to a kind of spinning wheel hub Al-Mg-Si-type aluminum alloy material and the method preparing spinning wheel hub with this aluminum alloy materials.The spinning wheel hub Al-Mg-Si-type aluminum alloy material of the present invention, including Mg2.00～5.80wt%, Si0.25～0.50wt%, Mn0.35～0.60wt%, Fe0.35～0.5wt%, Cu≤0.07wt%, Cr0.25～0.35wt%, Zn0.16～0.25wt%, Ti0.12～0.20wt%, and the Al of surplus and inevitable impurity.The Al-Mg-Si-type aluminum alloy material of the present invention is not heat-treatable strengthened aluminum alloy, obtained aluminium alloy wheel hub is without carrying out the long solid solution of high temperature and Ageing Treatment, aluminium alloy wheel hub production technology can not only be simplified, improve production efficiency, energy consumption can be reduced simultaneously, alleviating resource pressure, the aluminum alloy materials being used for manufacturing wheel hub is also simply studied by the application, and the aluminum alloy materials generally making wheel hub is the most ripe；
This area is few for the process study of wheel hub, the application of Application No. 201410661851.0 discloses a kind of aluminium alloy wheel hub production technology, it is characterized in that, comprise the steps: 1) feed and blank: the aluminium bar material that forged hub is used is 6061, and aluminium bar cuts into the size manufactured needed for wheel hub；2) aluminium bar preheating 4) shear spinning molding: with vertical type spinning machine, it is up to 3 spinning rollers of 25 tons with every spinning roller, by blank mould pressing；5) heat treatment: aluminium wheels, after rotary press modelling, needs heat treatment reinforcement, process of thermal treatment to comprise a. higher temperature solid solution, and b. hardening processes, and c. low temperature aging processes；6) lathe process processes: the wheel hub blank completed by heat treatment, with lathe process, directly carves the external form of design；7) centre bore and Drilling operation；8) hub surface processes；Although the production technology for wheel hub provides a kind of conventional flow process to a certain extent, but the most still there is a lot of problem, it would be highly desirable to solve.
Summary of the invention
The present invention provides a kind of aluminium alloy wheel hub pouring production technique, uses a kind of brand-new manufacture means to carry out wheel hub production, and the technological process also produced for wheel hub provides a kind of brand-new standard.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of aluminium alloy wheel hub pouring production technique, comprises the following steps:
The first step: make mo(u)ld top half, mo(u)ld bottom half and tundish according to the shape of wheel hub, and reserve cast gate at mo(u)ld top half；
Second step: drainage screen is set between the mould mo(u)ld top half of cast gate and boss shape；
3rd step: the blank volume required for computational manufacturing wheel hub, makes aluminum water casting ladle according to this volume；
3rd step: by mo(u)ld top half and mo(u)ld bottom half matched moulds, use the closure of fire-proof mud bar at its die joint；
4th step: use aluminum water casting ladle to be poured into a mould mould by tundish, after cast terminates, compresses and seals cast gate；
5th step: cleaning mold periphery aluminum liquid；
6th step: condensation terminates rear die sinking, takes out wheel hub；
As present invention further optimization, tundish is placed in above cast gate, and tundish is connected with cast gate；
As present invention further optimization, drainage screen uses glass braid to form, and is coated with exotic material, it is ensured that during cast, drainage screen will not damage above drainage screen；
As present invention further optimization, after condensation terminates, carry out die sinking process by die-sinking machine；
As present invention further optimization, the weight of aluminum water casting ladle of making is equal in weight with the blank of wheel hub.
By above technical scheme, relative to prior art, the method have the advantages that
The present invention passes through the blank volume required for computational manufacturing wheel hub, makes aluminum water casting ladle according to this volume, and can well control mould waters fluence, both ensure that the accuracy that wheel hub is poured into a mould, has also saved resource simultaneously；
By mo(u)ld top half and mo(u)ld bottom half matched moulds, use the closure of fire-proof mud bar at its die joint, it is ensured that mo(u)ld top half and the integrity of mo(u)ld bottom half in casting process；
Drainage screen is set between the mould mo(u)ld top half of cast gate and boss shape, it is ensured that impurity can be filtered out in casting process, it is ensured that the degree of purity of wheel hub；
After condensation terminates, carrying out die sinking process by die-sinking machine, technique is simpler, easy to operate, can rely on completely and carry out mold-break operations, having liberated human resources；
The present invention uses a kind of brand-new manufacture means to carry out wheel hub production, and the technological process also produced for wheel hub provides a kind of brand-new standard.
Detailed description of the invention
A kind of aluminium alloy wheel hub pouring production technique of the present invention, comprises the following steps:
The first step: make mo(u)ld top half, mo(u)ld bottom half and tundish according to the shape of wheel hub, and reserve cast gate at mo(u)ld top half；
Second step: drainage screen is set between the mould mo(u)ld top half of cast gate and boss shape；
3rd step: the blank volume required for computational manufacturing wheel hub, makes aluminum water casting ladle according to this volume；
3rd step: by mo(u)ld top half and mo(u)ld bottom half matched moulds, use the closure of fire-proof mud bar at its die joint；
4th step: use aluminum water casting ladle to be poured into a mould mould by tundish, after cast terminates, compresses and seals cast gate；
5th step: cleaning mold periphery aluminum liquid；
6th step: condensation terminates rear die sinking, takes out wheel hub；
As present invention further optimization, tundish is placed in above cast gate, and is connected with cast gate；
As present invention further optimization, drainage screen uses glass braid to form, and is coated with exotic material, it is ensured that during cast, drainage screen will not damage above drainage screen；
The exotic material selected selects variation, such as ceramic size etc..
As present invention further optimization, after condensation terminates, carry out die sinking process by die-sinking machine；
As present invention further optimization, the weight of aluminum water casting ladle of making is equal in weight with the blank of wheel hub.
The present invention passes through the blank volume required for computational manufacturing wheel hub, makes aluminum water casting ladle according to this volume, and can well control mould waters fluence, both ensure that the accuracy that wheel hub is poured into a mould, has also saved resource simultaneously；
By mo(u)ld top half and mo(u)ld bottom half matched moulds, use the closure of fire-proof mud bar at its die joint, it is ensured that mo(u)ld top half and the integrity of mo(u)ld bottom half in casting process；
Clamp can be stamped while matched moulds, be further ensured that the integrity of mould；
Drainage screen is set between the mould mo(u)ld top half of cast gate and boss shape, it is ensured that impurity can be filtered out in casting process, it is ensured that the degree of purity of wheel hub；
After condensation terminates, carrying out die sinking process by die-sinking machine, technique is simpler, easy to operate, can rely on completely and carry out mold-break operations, having liberated human resources；
The present invention uses a kind of brand-new manufacture means to carry out wheel hub production, and the technological process also produced for wheel hub provides a kind of brand-new standard.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein (including technical term and scientific terminology) have with the those of ordinary skill in the application art be commonly understood by identical meaning.Should also be understood that those terms defined in such as general dictionary should be understood that have the meaning consistent with the meaning in the context of prior art, and unless defined as here, will not explain by idealization or the most formal implication.
The implication of "and/or" described herein refers to respective individualism or both simultaneous situations are included in interior.
The implication of " connection " described herein can be being directly connected between parts can also be by being indirectly connected with of other parts between parts.
With the above-mentioned desirable embodiment according to the present invention for enlightenment, by above-mentioned description, relevant staff can carry out various change and amendment completely in the range of without departing from this invention technological thought.The content that the technical scope of this invention is not limited in description, it is necessary to determine its technical scope according to right.
Claims (5)
1. an aluminium alloy wheel hub pouring production technique, it is characterised in that: comprise the following steps:
The first step: make mo(u)ld top half, mo(u)ld bottom half and tundish according to the shape of wheel hub, and reserve cast gate at mo(u)ld top half；
Second step: drainage screen is set between the mould mo(u)ld top half of cast gate and boss shape；
3rd step: the blank volume required for computational manufacturing wheel hub, makes aluminum water casting ladle according to this volume；
3rd step: by mo(u)ld top half and mo(u)ld bottom half matched moulds, use the closure of fire-proof mud bar at its die joint；
4th step: use aluminum water casting ladle to be poured into a mould mould by tundish, after cast terminates, compresses and seals cast gate；
5th step: cleaning mold periphery aluminum liquid；
6th step: condensation terminates rear die sinking, takes out wheel hub.
Aluminium alloy wheel hub pouring production technique the most according to claim 1, it is characterised in that: tundish is placed in above cast gate, and is connected with cast gate.
Aluminium alloy wheel hub pouring production technique the most according to claim 2, it is characterised in that: drainage screen uses glass braid to form, and is coated with exotic material above drainage screen.
Aluminium alloy wheel hub pouring production technique the most according to claim 3, it is characterised in that: after condensation terminates, carry out die sinking process by die-sinking machine.
Aluminium alloy wheel hub pouring production technique the most according to claim 4, it is characterised in that: the weight of aluminum water casting ladle of making is equal in weight with the blank of wheel hub.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610460248.5A CN106001451A (en) | 2016-06-23 | 2016-06-23 | Pouring and production technology for aluminum alloy hub |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610460248.5A CN106001451A (en) | 2016-06-23 | 2016-06-23 | Pouring and production technology for aluminum alloy hub |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106001451A true CN106001451A (en) | 2016-10-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201610460248.5A Pending CN106001451A (en) | 2016-06-23 | 2016-06-23 | Pouring and production technology for aluminum alloy hub |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101028646A (en) * | 2007-03-30 | 2007-09-05 | 华泰铝轮毂（泰安）有限公司 | Apparatus and method for casting aluminum-alloy wheel gas pressure |
| CN102527933A (en) * | 2010-11-23 | 2012-07-04 | 南通新景华企业管理服务有限公司 | Cylinder sleeve cast matching and mould-closing technology |
| CN102873279A (en) * | 2012-09-29 | 2013-01-16 | 西峡县众德汽车部件有限公司 | Method for producing heat-resistant steel automobile exhaust pipes by iron mold sand lining process |
| US20130025811A1 (en) * | 2011-07-29 | 2013-01-31 | Nibouar F Andrew | Rigging system for casting railcar coupler parts |
| CN203972814U (en) * | 2014-07-18 | 2014-12-03 | 李卫东 | Aluminum alloy hub casting die |
| CN104791401A (en) * | 2015-03-17 | 2015-07-22 | 湖北冠创铸造科技有限公司 | Iron-type coated-sand casting disc brake caliper body and producing method thereof |
| CN104959533A (en) * | 2015-06-12 | 2015-10-07 | 朱瑞瑞 | Casting die |
-
2016
- 2016-06-23 CN CN201610460248.5A patent/CN106001451A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101028646A (en) * | 2007-03-30 | 2007-09-05 | 华泰铝轮毂（泰安）有限公司 | Apparatus and method for casting aluminum-alloy wheel gas pressure |
| CN102527933A (en) * | 2010-11-23 | 2012-07-04 | 南通新景华企业管理服务有限公司 | Cylinder sleeve cast matching and mould-closing technology |
| US20130025811A1 (en) * | 2011-07-29 | 2013-01-31 | Nibouar F Andrew | Rigging system for casting railcar coupler parts |
| CN102873279A (en) * | 2012-09-29 | 2013-01-16 | 西峡县众德汽车部件有限公司 | Method for producing heat-resistant steel automobile exhaust pipes by iron mold sand lining process |
| CN203972814U (en) * | 2014-07-18 | 2014-12-03 | 李卫东 | Aluminum alloy hub casting die |
| CN104791401A (en) * | 2015-03-17 | 2015-07-22 | 湖北冠创铸造科技有限公司 | Iron-type coated-sand casting disc brake caliper body and producing method thereof |
| CN104959533A (en) * | 2015-06-12 | 2015-10-07 | 朱瑞瑞 | Casting die |
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Application publication date: 20161012 |