CN108608172B - Machining process for machining spinning integrated aluminum alloy automobile wheel - Google Patents

Machining process for machining spinning integrated aluminum alloy automobile wheel Download PDF

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Publication number
CN108608172B
CN108608172B CN201810411277.1A CN201810411277A CN108608172B CN 108608172 B CN108608172 B CN 108608172B CN 201810411277 A CN201810411277 A CN 201810411277A CN 108608172 B CN108608172 B CN 108608172B
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side wall
rim
outer side
spinning
tail end
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CN108608172A (en
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曹全青
靳宏斌
王晓妍
潘园园
李银菊
杨书彥
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SHANXI TANGRONG MOTOR PARTS MANUFACTURING GROUP Ltd
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SHANXI TANGRONG MOTOR PARTS MANUFACTURING GROUP Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60BVEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B3/00Disc wheels, i.e. wheels with load-supporting disc body
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60BVEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B2320/00Manufacturing or maintenance operations
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/80Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
    • Y02T10/86Optimisation of rolling resistance, e.g. weight reduction 

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
  • Forging (AREA)

Abstract

The invention relates to a processing technology for processing a spinning integrated aluminum alloy automobile wheel, which comprises the following steps: blanking, processing a locating hole, carrying out first spinning, second spinning and third spinning, finally forming an aluminum alloy round cake material into an integrated aluminum alloy automobile wheel after three spinning processes, and then carrying out a heat treatment process, a machining process, a polishing process and a checking process on the formed aluminum alloy automobile wheel in sequence. The aluminum plate is integrally spun into the integrated aluminum alloy wheel blank through a plurality of spinning procedures by utilizing the integral aluminum plate spinning technology, and the production process is short; the production efficiency is high; high yield and low cost.

Description

Machining process for machining spinning integrated aluminum alloy automobile wheel
Technical Field
The invention relates to the field of machining of automobile wheels, in particular to a machining process for machining spinning integrated aluminum alloy automobile wheels, and particularly relates to a machining process for aluminum alloy automobile wheels meeting the light weight requirement, which are required by a load-carrying vehicle and a large and medium-sized passenger car.
Background
The weight reduction of automobiles has become the development theme of heavy-duty trucks and large and medium-sized buses, and aluminum alloy automobile wheels gradually replace steel wheels at present due to the advantages of light weight, high heat conductivity, good strength, attractive appearance of products and the like. At present, aluminum alloy wheels of large and medium buses have become a main development trend, and the truck also gradually adopts aluminum alloy wheels to replace steel wheels.
However, existing aluminum alloy wheels are produced mainly by casting process aluminum alloy wheels, forging process aluminum alloy wheels and forging and spinning process aluminum alloy wheels. The biggest problems existing in any production process are mainly as follows: the equipment investment is large, the production links are more, the production efficiency is low, and the product cost is high.
Disclosure of Invention
The invention aims to overcome the defects of complex production process, low production efficiency, large equipment investment and the like in the traditional forging and spinning aluminum alloy wheel production process.
In order to achieve the above object, the following technical scheme is adopted:
a processing technology for processing spinning integrated aluminum alloy automobile wheels comprises the following steps:
s1: discharging
An aluminum alloy round cake material 101 with the diameter D, the thickness delta and the material 6061T6 is selected as a blank material of the automobile wheel, wherein the thickness delta of the aluminum plate is determined according to the flange surface thickness H and the machining allowance of the produced automobile wheel, and generally delta=H+ (2-4) mm; the diameter D is converted according to the volume of the automobile wheel blank, and if the volume of the automobile wheel blank is V, the diameter D of the aluminum plate with the thickness delta is:
Figure BDA0001648127600000021
s2: processing locating hole
A positioning hole 102 is processed in the center of the aluminum alloy round cake material 101 and is used for positioning in the whole spinning process;
s3: first spinning
Placing the cake material processed in the step S2 on a first spinning machine, and spinning to form a first semi-finished blank 103 with a wheel flange surface and a spoke part at one time;
the wheel flange surface is a plane, the center of the wheel flange surface is provided with a positioning hole, and the spoke part is an arc part and is in transitional connection with the wheel flange surface;
s4: second spinning
Placing the first semi-finished blank 103 processed in the step S3 on a second spinning machine, and spinning to obtain a second semi-finished blank 104 with an outer rim part, an outer rim seat part and an outer hump part at one time;
the outer side wall of the outer rim part protrudes obliquely upwards from the tail end of the outer side wall of the spoke part to a direction away from the outer side wall of the spoke part, and the inner side wall of the outer rim part protrudes from the tail end of the inner side wall of the spoke part to a direction away from the inner side wall of the spoke part;
the outer side wall of the outer rim seat is concave in a direction away from the outer side wall of the outer rim part at the tail end of the outer side wall of the outer rim part, and the inner side wall of the outer rim seat is convex in a direction away from the inner side wall of the outer rim part at the tail end of the inner side wall of the outer rim part;
the outer side wall of the outer hump part protrudes from the tail end of the outer side wall of the outer bead seat part to the direction far away from the outer side wall of the outer bead seat part, and the inner side wall of the outer hump part is recessed from the tail end of the inner side wall of the outer bead seat part to the direction far away from the inner side wall of the outer bead seat part;
s5: third spinning
Placing the second semi-finished blank 104 processed in the step S4 on a third spinning machine, and spinning to obtain the final formed aluminum alloy automobile wheel with a wheel well part, a rim part, an inner hump part, an inner tube ring seat part and an inner rim part;
the outer side wall of the wheel well part is concave in the direction of far away from the outer side wall of the outer hump part at the tail end of the outer side wall of the outer hump part, and the inner side wall of the wheel well part is convex in the direction of far away from the inner side wall of the outer hump part at the tail end of the inner side wall of the outer hump part;
the outer side wall of the rim part is concave in a direction away from the outer side wall of the wheel well part at the tail end of the outer side wall of the wheel well part, and the inner side wall of the rim part is convex in a direction away from the inner side wall of the wheel well part at the tail end of the inner side wall of the wheel well part;
the outer side wall of the inner hump part is protruded in a direction away from the outer side wall of the rim part at the tail end of the outer side wall of the rim part, and the inner side wall of the inner hump part is protruded in a direction away from the inner side wall of the rim part at the tail end of the inner side wall of the rim part;
the outer side wall of the inner tube ring seat part is protruded in a direction away from the outer side wall of the inner hump part by the tail end of the outer side wall of the inner hump part, and the inner side wall of the inner tube ring seat part is protruded in a direction away from the inner side wall of the inner hump part by the tail end of the inner side wall of the inner hump part;
the outer side wall of the inner rim part is protruded in a direction away from the outer side wall of the inner rim seat part by the tail end of the outer side wall of the inner rim seat part, and the inner side wall of the inner rim part is protruded in a direction away from the inner side wall of the inner rim seat part by the tail end of the inner side wall of the inner rim seat part.
Further, the aluminum alloy automobile wheel formed by spinning in the step S5 is sequentially subjected to a heat treatment process, a machining process, a polishing process and a checking process.
The invention has the beneficial effects that: the aluminum plate is integrally spun into the integrated aluminum alloy wheel blank through a plurality of spinning procedures by utilizing the integral aluminum plate spinning technology, and the production process is short; the production efficiency is high; high yield and low cost.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. In the drawings:
FIG. 1 is a block diagram of a blank in step S2 involved in a process for machining a spun-on integral aluminum alloy automotive wheel according to the invention;
FIG. 2 is a schematic view of the structure of a first semi-finished blank in step S3 involved in the process of processing a spun-on integral aluminum alloy automotive wheel according to the invention;
FIG. 3 is a schematic structural view of a second semi-finished blank in step S4 involved in a process for machining a spun-on integral aluminum alloy automotive wheel according to the invention;
fig. 4 is a schematic structural diagram of the formed aluminum alloy automobile wheel in step S5 involved in the processing technology of the spinning integrated aluminum alloy automobile wheel according to the present invention.
Detailed Description
It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The invention will be described in detail below with reference to the drawings in connection with embodiments.
In order to make the present application solution better understood by those skilled in the art, the following description will be made in detail and with reference to the accompanying drawings in the embodiments of the present application, it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, shall fall within the scope of the present application.
A processing technology for processing spinning integrated aluminum alloy automobile wheels comprises the following steps:
s1: discharging
An aluminum alloy round cake material 101 with the diameter D, the thickness delta and the material 6061T6 is selected as a blank material of the automobile wheel, wherein the thickness delta of the aluminum plate is determined according to the flange surface thickness H and the machining allowance of the produced automobile wheel, and generally delta=H+ (2-4) mm; the diameter D is converted according to the volume of the automobile wheel blank, and if the volume of the automobile wheel blank is V, the diameter D of the aluminum plate with the thickness delta is:
Figure BDA0001648127600000051
s2: processing locating hole
A positioning hole 102 is processed in the center of the aluminum alloy round cake material 101 and is used for positioning in the whole spinning process;
the aluminum alloy cake 101 and the positioning hole 102 involved in the above steps are shown in fig. 1.
S3: first spinning
Placing the cake material processed in the step S2 on a first spinning machine, and spinning to form a first semi-finished blank 103 with a wheel flange surface 1 and a spoke part 2 at one time, as shown in FIG. 2;
the wheel flange surface 1 is a plane, the center of the wheel flange surface is provided with a positioning hole 102, and the spoke part 2 is an arc part and is in transitional connection with the wheel flange surface 1;
s4: second spinning
Placing the first semi-finished blank 103 processed in the step S3 on a second spinning machine, and spinning to obtain a second semi-finished blank 104 with an outer rim part 3, an outer rim seat part 4 and an outer hump part 5 at one time, as shown in FIG. 3;
wherein, the outer side wall of the outer rim part 3 protrudes upwards obliquely from the tail end of the outer side wall of the spoke part 2 to the direction far away from the outer side wall of the spoke part 2, and the inner side wall of the outer rim part 3 protrudes from the tail end of the inner side wall of the spoke part 2 to the direction far away from the inner side wall of the spoke part 2;
the outer side wall of the outer rim seat 4 is concave in a direction away from the outer side wall of the outer rim 3 at the tail end of the outer side wall of the outer rim 3, and the inner side wall of the outer rim seat 4 is convex in a direction away from the inner side wall of the outer rim 3 at the tail end of the inner side wall of the outer rim 3;
the outer sidewall of the outer hump portion 5 is protruded in a direction away from the outer sidewall of the outer bead seat portion 4 at the end of the outer sidewall of the outer bead seat portion 4, and the inner sidewall of the outer hump portion 5 is recessed in a direction away from the inner sidewall of the outer bead seat portion 4 at the end of the inner sidewall of the outer bead seat portion 4;
s5: third spinning
Placing the second semi-finished blank 104 processed in the step S4 on a third spinning machine, and spinning to obtain the final formed aluminum alloy automobile wheel with the wheel well part 6, the rim part 7, the inner hump part 8, the inner tube ring seat part 9 and the inner rim part 10 at one time, as shown in FIG. 4;
the outer side wall of the wheel well part 6 is concave in a direction away from the outer side wall of the outer hump part 5 at the tail end of the outer side wall of the outer hump part 5, and the inner side wall of the wheel well part 6 is convex in a direction away from the inner side wall of the outer hump part 5 at the tail end of the inner side wall of the outer hump part 5;
the outer side wall of the rim portion 7 is concave in a direction away from the outer side wall of the wheel well portion 6 at the tail end of the outer side wall of the wheel well portion 6, and the inner side wall of the rim portion 7 is convex in a direction away from the inner side wall of the wheel well portion 6 at the tail end of the inner side wall of the wheel well portion 6;
the outer side wall of the inner hump part 8 is protruded in a direction away from the outer side wall of the rim part 7 by the tail end of the outer side wall of the rim part 7, and the inner side wall of the inner hump part 8 is protruded in a direction away from the inner side wall of the rim part 7 by the tail end of the inner side wall of the rim part 7;
the outer side wall of the inner tube ring seat 9 is protruded in a direction away from the outer side wall of the inner hump 8 at the tail end of the outer side wall of the inner hump 8, and the inner side wall of the inner tube ring seat 9 is protruded in a direction away from the inner side wall of the inner hump 8 at the tail end of the inner side wall of the inner hump 8;
the outer side wall of the inner rim 10 is protruded in a direction away from the outer side wall of the inner rim seat 9 by the end of the outer side wall of the inner rim seat 9, and the inner side wall of the inner rim 10 is protruded in a direction away from the inner side wall of the inner rim seat 9 by the end of the inner side wall of the inner rim seat 9.
In order to improve the performance of the aluminum alloy automobile wheel, the aluminum alloy automobile wheel formed by spinning in the step S5 is sequentially subjected to a heat treatment process, a machining process, a polishing process and a checking process.
The aluminum plate is integrally spun into the integrated aluminum alloy wheel blank through a plurality of spinning procedures by utilizing the integral aluminum plate spinning technology, and the production process is short; the production efficiency is high; high yield and low cost.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (2)

1. The processing technology for processing the spinning integrated aluminum alloy automobile wheel is characterized by comprising the following steps of:
s1: discharging
An aluminum alloy round cake material (101) with the diameter of D, the thickness of delta and the material of 6061T6 is selected as a blank material of the automobile wheel, wherein the thickness delta of the aluminum plate is determined according to the thickness H of the flange surface of the produced automobile wheel and the machining allowance, and generally delta=H+ (2-4) mm; the diameter D is converted according to the volume of the automobile wheel blank, and if the volume of the automobile wheel blank is V, the diameter D of the aluminum plate with the thickness delta is:
Figure FDA0001648127590000011
s2: processing locating hole
Machining a positioning hole (102) in the center of the aluminum alloy round cake material (101), wherein the positioning hole is used for positioning in the whole spinning process;
s3: first spinning
Placing the cake material processed in the step S2 on a first spinning machine, and spinning to obtain a first semi-finished blank (103) with a wheel flange surface and a spoke part at one time;
the wheel flange surface is a plane, the center of the wheel flange surface is provided with a positioning hole, and the spoke part is an arc part and is in transitional connection with the wheel flange surface;
s4: second spinning
Placing the first semi-finished blank (103) processed in the step S3 on a second spinning machine, and spinning to form a second semi-finished blank (104) with an outer rim part, an outer rim seat part and an outer hump part at one time;
the outer side wall of the outer rim part protrudes obliquely upwards from the tail end of the outer side wall of the spoke part to a direction away from the outer side wall of the spoke part, and the inner side wall of the outer rim part protrudes from the tail end of the inner side wall of the spoke part to a direction away from the inner side wall of the spoke part;
the outer side wall of the outer rim seat is concave in a direction away from the outer side wall of the outer rim part at the tail end of the outer side wall of the outer rim part, and the inner side wall of the outer rim seat is convex in a direction away from the inner side wall of the outer rim part at the tail end of the inner side wall of the outer rim part;
the outer side wall of the outer hump part protrudes from the tail end of the outer side wall of the outer bead seat part to the direction far away from the outer side wall of the outer bead seat part, and the inner side wall of the outer hump part is recessed from the tail end of the inner side wall of the outer bead seat part to the direction far away from the inner side wall of the outer bead seat part;
s5: third spinning
Placing the second semi-finished blank (104) processed in the step S4 on a third spinning machine, and carrying out one-time spinning processing to obtain the final formed aluminum alloy automobile wheel with a wheel well part, a rim part, an inner hump part, an inner tube ring seat part and an inner rim part;
the outer side wall of the wheel well part is concave in the direction of far away from the outer side wall of the outer hump part at the tail end of the outer side wall of the outer hump part, and the inner side wall of the wheel well part is convex in the direction of far away from the inner side wall of the outer hump part at the tail end of the inner side wall of the outer hump part;
the outer side wall of the rim part is concave in a direction away from the outer side wall of the wheel well part at the tail end of the outer side wall of the wheel well part, and the inner side wall of the rim part is convex in a direction away from the inner side wall of the wheel well part at the tail end of the inner side wall of the wheel well part;
the outer side wall of the inner hump part is protruded in a direction away from the outer side wall of the rim part at the tail end of the outer side wall of the rim part, and the inner side wall of the inner hump part is protruded in a direction away from the inner side wall of the rim part at the tail end of the inner side wall of the rim part;
the outer side wall of the inner tube ring seat part is protruded in a direction away from the outer side wall of the inner hump part by the tail end of the outer side wall of the inner hump part, and the inner side wall of the inner tube ring seat part is protruded in a direction away from the inner side wall of the inner hump part by the tail end of the inner side wall of the inner hump part;
the outer side wall of the inner rim part is protruded in a direction away from the outer side wall of the inner rim seat part by the tail end of the outer side wall of the inner rim seat part, and the inner side wall of the inner rim part is protruded in a direction away from the inner side wall of the inner rim seat part by the tail end of the inner side wall of the inner rim seat part.
2. The process for manufacturing a spun-on integrated aluminum alloy automobile wheel according to claim 1, wherein the step S5 is performed sequentially with a heat treatment process, a machining process, a polishing process and a checking process.
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Publication number Priority date Publication date Assignee Title
CN111872207B (en) * 2020-08-03 2022-10-14 四川航天长征装备制造有限公司 Diameter-reducing spinning core mold assembly and spinning method
CN111872208B (en) * 2020-08-07 2022-09-16 保定市立中车轮制造有限公司 Commercial vehicle wheel forming process
CN113427212A (en) * 2021-06-25 2021-09-24 浙江宏源车轮有限公司 Machining and forming process of groove-spoke integrated rim
CN114669648A (en) * 2022-01-20 2022-06-28 泉州市泰智机械发展有限公司 Plate-rotating type integrated aluminum alloy tubeless wheel and forming process

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CN101648329A (en) * 2008-08-15 2010-02-17 六和轻合金(昆山)有限公司 Manufacturing process of aluminum alloy wheel
CN103950353A (en) * 2014-04-23 2014-07-30 上海会如机械制造有限公司 Integral aluminum alloy spinning hub and manufacturing method thereof
CN104015007A (en) * 2014-06-13 2014-09-03 浙江巨科实业有限公司 Method for manufacturing aluminum alloy hub

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CN101020286A (en) * 2007-02-14 2007-08-22 嘉兴市四通车轮制造有限公司 Process of making integral automobile wheel
CN101648329A (en) * 2008-08-15 2010-02-17 六和轻合金(昆山)有限公司 Manufacturing process of aluminum alloy wheel
CN101391366A (en) * 2008-10-27 2009-03-25 嘉兴市四通车轮制造有限公司 Manufacture technique of bimetal tubeless wheel
CN103950353A (en) * 2014-04-23 2014-07-30 上海会如机械制造有限公司 Integral aluminum alloy spinning hub and manufacturing method thereof
CN104015007A (en) * 2014-06-13 2014-09-03 浙江巨科实业有限公司 Method for manufacturing aluminum alloy hub

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