CN104588507A - Die for spinning and casting aluminum alloy wheel - Google Patents
Die for spinning and casting aluminum alloy wheel Download PDFInfo
- Publication number
- CN104588507A CN104588507A CN201510017086.3A CN201510017086A CN104588507A CN 104588507 A CN104588507 A CN 104588507A CN 201510017086 A CN201510017086 A CN 201510017086A CN 104588507 A CN104588507 A CN 104588507A
- Authority
- CN
- China
- Prior art keywords
- counterdie
- mould
- spinning
- wheel
- die
- Prior art date
- 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.)
- Pending
Links
- 238000009987 spinning Methods 0.000 title claims abstract description 38
- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 20
- 238000005266 casting Methods 0.000 title abstract description 8
- 238000010438 heat treatment Methods 0.000 claims description 19
- 230000006698 induction Effects 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 description 13
- 238000000034 method Methods 0.000 description 5
- 238000003754 machining Methods 0.000 description 4
- 230000035939 shock Effects 0.000 description 4
- 230000002950 deficient Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 238000010036 direct spinning Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 208000020442 loss of weight Diseases 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000013341 scale-up Methods 0.000 description 1
- 238000007514 turning Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
- B21D37/12—Particular guiding equipment, e.g. pliers; Special arrangements for interconnection or cooperation of dies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/14—Spinning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/16—Heating or cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/26—Making other particular articles wheels or the like
- B21D53/30—Making other particular articles wheels or the like wheel rims
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The invention relates to a lower die of a die for spinning and casting an aluminum alloy wheel. The lower die is characterized in that the lower die comprises a cushion plate 25, a guide block 26 and a movable block 27 at the wheel cavity position, wherein the cushion plate 25 is fixedly arranged on a bottom die 21 through a bolt 24; the guide block 26 is fixedly arranged on the cushion plate 25 through a bolt 212. As the connection mode of the guide block and the new lower die is optimized, and the cushion plate is additionally arranged, the fit clearance between the guide block and the movable block is adjusted, so that the movable block can be mounted and positioned more easily and expanded smoothly. As the connection mode of the guide block and the new lower die is optimized, and the cushion plate is additionally arranged, the movable block can be effectively expanded, therefore, the problem of the inner diameter inconsistency of the blank is solved, the change on the size of the blank after spinning is avoided, meanwhile, the rigid impact of the die on the wheel is also relieved.
Description
Technical field
The present invention relates to spinning casting field, relate in particular to a kind of cast aluminum alloy wheel spinning mold.
Background technology
Wheel hub, as one of vitals in running car system, not only carries the weight of automobile, also embodies the appearance and modeling of automobile simultaneously.Casting rotary extrusion aluminum alloy wheel (being called for short " wheel is revolved in casting ") is that spoke adopts low-pressure casting process, and wheel rim adopts a kind of aluminum-alloy wheel of shear spinning technological forming.Low pressure casting can meet outward appearance demand, and wheel rim is shaped through hot spinning, has obvious fibre flow organizationally, substantially increases bulk strength and the corrosion resistance of wheel.Because the strength of materials is high, product weight light, thus the service life of wheel and security are significantly improved, be conducive to vehicle loss of weight, fuel-economizing.
The strong lathe turner's skill of wheel rim belongs to flow turning, according to its deformation extent, some passages deformation process are divided into carry out, namely multiple spinning roller carries out matched motion according to certain mistake distance, whether suitable the selection of rotary pressure process parameter is, will directly have influence on the quality of Forming Workpiece, selects improper meeting that spinning process can not be stablized and carry out, in spinning process, blank is most important with coordinating of mould.
In current production technology, the mould of spinning cast aluminum alloy wheel has following shortcoming:
(1) adopt the blank centre bore after band sealing spinning can not machined, cause blank center can not binder, after spinning, the corresponding meeting of the size of blank changes, the yield rate that the machine of have impact on adds.
(2) in order to save cost, improve working (machining) efficiency, existing spinning processing method is direct spinning after die-casting blank rolls off the production line, blank adopts sealing to locate with coordinating of spinning mold, wheel well place adopts the outer swollen type design of loose piece, ensures that the same a blank of different mould is all fitted with mould, but the method for attachment of guide pad in existing mold design and spinning counterdie result in guide pad installs and there is deviation, be unfavorable for the smooth swollen type of loose piece, guide pad dismounting is inconvenient.
(3) utilize heating rod to heat existing mold, the structure of current this mould makes the length of heating rod can not be oversize, thus causes the efficiency of heating surface to decline, and have impact on spinning beat.
(4) wheel spinning rear end face is uneven, affects the heat treatment of blank.
Summary of the invention
The object of the invention is to provide a kind of lower mould for spinning cast aluminum alloy wheel, thus overcome the one or more of above shortcoming.
The invention provides following technical scheme:
In one aspect of the invention, provide a kind of lower mould for spinning cast aluminum alloy wheel, it is characterized in that, described counterdie also comprises platform below the die location corresponding to the edge of rim.
In the present invention one is preferred, described platform is 1-5 centimeters below the die location corresponding to the edge of rim.Further preferably, described platform is 2-3 centimeters below the die location corresponding to the edge of rim.
In the present invention one is preferred, the width of described platform is 1-6 centimetre.Further preferably, the width of described platform is 2-4 centimetre.
In another aspect of the present invention, provide a kind of lower mould for spinning cast aluminum alloy wheel, described counterdie comprises backing plate 25 at wheel well place, guide pad 26 and loose piece 27, and backing plate 25 is fixed to bed die 21 by bolt 24, guide pad 26 is fixed to backing plate 25 by bolt 212.
In the present invention one is preferred, the gap between loose piece 27 and guide pad 26 is 0.5-2mm; Preferably, gap is 1mm.
In the present invention one is preferred, described counterdie also comprises platform below the die location corresponding to the edge of rim, and described platform is 1-5 centimeters below the die location corresponding to the edge of rim, and the width of described platform is 1-6 centimetre; Described counterdie comprises Induction heater, and does not comprise heating rod; And described counterdie comprises counterdie ejector 28, and be connected by bolt 23 between counterdie ejector 28 with counterdie main body 21.
In the present invention one is preferred, described platform is 2-3 centimeters below the die location corresponding to the edge of rim, and the width of described platform is 2-4 centimetre.
In the present invention one is preferred, the patrix of described mould comprises stripping attachment 211, and described stripping attachment 211 is positioned at the one side of patrix median plane to foundry goods, and is connected by disc spring 29 between stripping attachment 211 with upper mould body 210.
In another aspect of the present invention, provide a kind of lower mould for spinning cast aluminum alloy wheel, described counterdie comprises Induction heater, and does not comprise heating rod.
Of the present invention one preferred in, counterdie comprises counterdie ejector 28, and is connected by bolt 23 between counterdie ejector 28 with counterdie main body 21.
In another aspect of the present invention, provide a kind of upper mould for spinning cast aluminum alloy wheel, described patrix comprises stripping attachment 211, and described stripping attachment 211 is positioned at the one side of patrix median plane to foundry goods, and is connected by disc spring 29 between stripping attachment 211 with upper mould body 210.
In the present invention one is preferred, be also bolted between described stripping attachment 211 and upper mould body 210.
In the present invention one is preferred, described stripping attachment 211 is that inverted wedge shape rotates the endless member formed around upper mould body central shaft.
In other aspects of the present invention, described patrix ejector, disc spring can make standard component, exchange and use between the mould of different wheel-type.
In one aspect of the invention, counterdie increases platform, prevents wheel spinning rear end face uneven, affects the heat treatment of blank.
In one aspect of the invention, by changing the connected mode of guide pad and new counterdie, increasing backing plate, have adjusted itself and the fit clearance of loose piece, making loose piece be more prone to installation and locate and smooth swollen type.
In one aspect of the invention, by changing the connected mode of guide pad and new counterdie, backing plate is increased, effectively can solve the effective swollen type of slide block, solve the problem that blank internal diameter is inconsistent, avoid supination blank dimension to change, also alleviate mould to the rigid shock of wheel simultaneously.
In one aspect of the invention, by removing counterdie heating rod, reducing the Mould Machining time, improve production efficiency.
In one aspect of the invention, patrix increases stripping attachment and spring, when ensureing blank dimension, also alleviate the rigid shock of mould to wheel; New counterdie ejector increases caging bolt, prevents it can not return smoothly.
In one aspect of the invention, increase stripping attachment and be connected with patrix bolt, increase disc spring between them simultaneously, avoid blank dimension to change.
Spinning mold of the present invention also has that structure is simple, easy to make, precision high.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is described further.
Fig. 1: the schematic diagram of spinning casting mould of the prior art, in figure: 11-counterdie, 12-heating rod Connecting line joint, 13-heating rod, 14-guide pad, 15-bolt, 16-loose piece, 17-counterdie ejector;
Fig. 2: spinning mold general assembly schematic diagram of the present invention, in figure: 21-counterdie, 22-counterdie platform, 23-bolt, 24-bolt, 25-backing plate, 26-guide pad, 27-loose piece, 28-counterdie ejector, 29-disc spring, 210-patrix, 211-stripping attachment.
Detailed description of the invention
Embodiment 1
For a lower mould for spinning cast aluminum alloy wheel, described counterdie also comprises platform below the die location corresponding to the edge of rim.The processing of counterdie platform is carried out according to the parameter shown in table 1:
Table 1: the lower mould platform machined parameters of spinning cast aluminum alloy wheel
Test proves, sees corresponding to also comprising platform below the die location of the edge of rim at counterdie, prevents wheel spinning rear end face uneven, affects the heat treatment of blank.Test in pilot production line and show, and do not add compared with platform, the percent defective that group 1-4 all makes end face injustice cause reduces more than 65%, brings unexpected outstanding effect.Wherein, organize 2 percent defectives that end face injustice is caused and reduce 83%.
Embodiment 2
For a lower mould for spinning cast aluminum alloy wheel, this counterdie comprises backing plate 25 at wheel well place, guide pad 26 and loose piece 27, and backing plate 25 is fixed to bed die 21 by bolt 24, and guide pad 26 is fixed to backing plate 25 by bolt 212.
The processing of counterdie is carried out according to the parameter shown in table 2:
Table 2: the lower mould platform machined parameters of spinning cast aluminum alloy wheel
| Group number | Gap/millimeter between loose piece 27 and guide pad 26 |
| 5 | 0.5 |
| 6 | 1 |
| 7 | 2 |
Test in pilot production line and show, the connected mode of block and new counterdie, increase backing plate, have adjusted its fit clearance with loose piece, make loose piece be more prone to install and locate and smooth swollen type.By changing the connected mode of guide pad and new counterdie, increasing backing plate, effectively can solve the effective swollen type of slide block, solve the problem that blank internal diameter is inconsistent, avoid supination blank dimension to change, also alleviate mould to the rigid shock of wheel simultaneously.
Embodiment 3
For a lower mould for spinning cast aluminum alloy wheel, described counterdie comprises Induction heater, and does not comprise heating rod.Meanwhile also comprise counterdie ejector 28 at counterdie, and be connected by bolt 23 between counterdie ejector 28 with counterdie main body 21.
Test in pilot production line and show, by removing counterdie heating rod, reducing the Mould Machining time, improve production efficiency.Compared with original counterdie production time, after changing Induction heater into, make Mould Machining time decreased 27%, significantly improve operating efficiency.
Meanwhile, induction type mode of heating overcomes original heating rod and heats uneven phenomenon.When the counterdie that pilot production line adopts induction type mode of heating to carry out heating is produced, make the flaw number of packages amount of wheel have dropped 25.2%, bring great economic benefit and social benefit.
New counterdie ejector increases caging bolt, prevents it can not return smoothly, greatly reduces the situation of counterdie locking, ensure that the smooth of production carries out continuously.
Embodiment 4:
For a upper mould for spinning cast aluminum alloy wheel, described patrix comprises stripping attachment 211, and described stripping attachment 211 is positioned at the one side of patrix median plane to foundry goods, and is connected by disc spring 29 between stripping attachment 211 with upper mould body 210.Also be bolted between described stripping attachment 211 and upper mould body 210.Described stripping attachment 211 is that inverted wedge shape rotates the endless member formed around upper mould body central shaft, as shown in Figure 2.
Test in pilot production line and show, patrix increases stripping attachment and spring, also alleviate the rigid shock of mould to wheel when ensureing blank dimension, make because mould impacts the wheel surface damage caused to wheel rate, and then the probability causing wheel to be scrapped declines greatly.
Increase stripping attachment to be connected with patrix bolt, increase disc spring between them simultaneously, avoid blank dimension to change.Scale up test proves, new patrix can adapt to the different blank of size, improves the applicability of patrix, and the universality being conducive to mould uses and reduces die manufacturing cost.
Embodiment 5
For a lower mould for spinning cast aluminum alloy wheel, described counterdie also comprises platform below the die location corresponding to the edge of rim, processes according to the data of table 1 group 2.Counterdie comprises backing plate 25 at wheel well place, guide pad 26 and loose piece 27, and backing plate 25 is fixed to bed die 21 by bolt 24, and guide pad 26 is fixed to backing plate 25 by bolt 212, processes according to the data of table 2 group 6.Counterdie comprises Induction heater, and does not comprise heating rod.Meanwhile also comprise counterdie ejector 28 at counterdie, and be connected by bolt 23 between counterdie ejector 28 with counterdie main body 21.Patrix comprises stripping attachment 211, and described stripping attachment 211 is positioned at the one side of patrix median plane to foundry goods, and is connected by disc spring 29 between stripping attachment 211 with upper mould body 210.Also be bolted between described stripping attachment 211 and upper mould body 210.
Above-mentioned mould is used for pilot production line test, test shows, the percent defective that end face injustice causes reduces 79%; The connected mode of block and new counterdie, increases backing plate, have adjusted its fit clearance with loose piece, makes loose piece be more prone to install and locate and smooth swollen type; The flaw number of packages amount of wheel and counterdie mating surface have dropped 31%.Because mould impacts the wheel surface damage caused to wheel rate, and then the probability causing wheel to be scrapped declines greatly.
The design of spinning mold of the present invention, is not limited to the content described in content of the present invention and detailed description of the invention, inspires and other connected modes of acquisition, all fall into protection scope of the present invention according to content of the present invention.
Claims (6)
1. the mould for spinning cast aluminum alloy wheel, it is characterized in that, the counterdie of described mould comprises backing plate 25 at wheel well place, guide pad 26 and loose piece 27, and backing plate 25 is fixed to bed die 21 by bolt 24, guide pad 26 is fixed to backing plate 25 by bolt 212.
2. mould according to claim 1, is characterized in that, the gap between loose piece 27 and guide pad 26 is 0.5-2mm.
3. mould according to claim 1, is characterized in that, the gap between loose piece 27 and guide pad 26 is 1mm.
4. the mould according to any one of claim 1-3, it is characterized in that, described counterdie also comprises platform below the die location corresponding to the edge of rim, and described platform is 1-5 centimeters below the die location corresponding to the edge of rim, and the width of described platform is 1-6 centimetre;
Described counterdie comprises Induction heater, and does not comprise heating rod; And
Described counterdie comprises counterdie ejector 28, and is connected by bolt 23 between counterdie ejector 28 with counterdie main body 21.
5. mould according to claim 4, is characterized in that, described platform is 2-3 centimeters below the die location corresponding to the edge of rim, and the width of described platform is 2-4 centimetre.
6. mould according to claim 4, is characterized in that, the patrix of described mould comprises stripping attachment 211, and described stripping attachment 211 is positioned at the one side of patrix median plane to foundry goods, and is connected by disc spring 29 between stripping attachment 211 with upper mould body 210.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510017086.3A CN104588507A (en) | 2015-01-14 | 2015-01-14 | Die for spinning and casting aluminum alloy wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510017086.3A CN104588507A (en) | 2015-01-14 | 2015-01-14 | Die for spinning and casting aluminum alloy wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104588507A true CN104588507A (en) | 2015-05-06 |
Family
ID=53114757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510017086.3A Pending CN104588507A (en) | 2015-01-14 | 2015-01-14 | Die for spinning and casting aluminum alloy wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104588507A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110125251A (en) * | 2019-05-16 | 2019-08-16 | 中信戴卡股份有限公司 | A kind of wheel spinning mold and stripper apparatus |
| CN110871229A (en) * | 2019-11-05 | 2020-03-10 | 柳州一阳科技股份有限公司 | Spinning process for automobile aluminum alloy hub |
| CN113305199A (en) * | 2021-04-14 | 2021-08-27 | 河南科技大学 | Combined plastic forming method of magnesium alloy automobile wheel |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3509755A (en) * | 1967-09-13 | 1970-05-05 | Firestone Tire & Rubber Co | Method and apparatus for producing vehicle rims |
| JPH05115935A (en) * | 1991-10-25 | 1993-05-14 | Reizu Eng:Kk | Wheel rim manufacturing method |
| CN200948479Y (en) * | 2006-08-11 | 2007-09-19 | 嘉兴市四通车轮制造有限公司 | Automobile wheel rim spinning die |
| CN202779409U (en) * | 2012-12-13 | 2013-03-13 | 中信戴卡股份有限公司 | Aluminium wheel spinning mold sliding block mechanism |
| CN103464609A (en) * | 2013-09-28 | 2013-12-25 | 中信戴卡股份有限公司 | Improved vehicle wheel spinning mould |
| CN204934366U (en) * | 2015-01-14 | 2016-01-06 | 中信戴卡股份有限公司 | A kind of mould for spinning cast aluminum alloy wheel |
-
2015
- 2015-01-14 CN CN201510017086.3A patent/CN104588507A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3509755A (en) * | 1967-09-13 | 1970-05-05 | Firestone Tire & Rubber Co | Method and apparatus for producing vehicle rims |
| JPH05115935A (en) * | 1991-10-25 | 1993-05-14 | Reizu Eng:Kk | Wheel rim manufacturing method |
| CN200948479Y (en) * | 2006-08-11 | 2007-09-19 | 嘉兴市四通车轮制造有限公司 | Automobile wheel rim spinning die |
| CN202779409U (en) * | 2012-12-13 | 2013-03-13 | 中信戴卡股份有限公司 | Aluminium wheel spinning mold sliding block mechanism |
| CN103464609A (en) * | 2013-09-28 | 2013-12-25 | 中信戴卡股份有限公司 | Improved vehicle wheel spinning mould |
| CN204934366U (en) * | 2015-01-14 | 2016-01-06 | 中信戴卡股份有限公司 | A kind of mould for spinning cast aluminum alloy wheel |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110125251A (en) * | 2019-05-16 | 2019-08-16 | 中信戴卡股份有限公司 | A kind of wheel spinning mold and stripper apparatus |
| CN110125251B (en) * | 2019-05-16 | 2023-11-14 | 中信戴卡股份有限公司 | Wheel spinning mould and shedder |
| CN110871229A (en) * | 2019-11-05 | 2020-03-10 | 柳州一阳科技股份有限公司 | Spinning process for automobile aluminum alloy hub |
| CN110871229B (en) * | 2019-11-05 | 2021-03-23 | 柳州一阳科技股份有限公司 | Spinning Process of Automobile Aluminum Alloy Wheel |
| CN113305199A (en) * | 2021-04-14 | 2021-08-27 | 河南科技大学 | Combined plastic forming method of magnesium alloy automobile wheel |
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| PB01 | Publication | ||
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Application publication date: 20150506 |