CN101269456B - Process for manufacturing steel spoke - Google Patents
Process for manufacturing steel spoke Download PDFInfo
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- CN101269456B CN101269456B CN2008100607339A CN200810060733A CN101269456B CN 101269456 B CN101269456 B CN 101269456B CN 2008100607339 A CN2008100607339 A CN 2008100607339A CN 200810060733 A CN200810060733 A CN 200810060733A CN 101269456 B CN101269456 B CN 101269456B
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Abstract
The invention relates to a manufacturing technique of a steel wheel rib, which adopts cylinder stock to replace the traditional sheet. The manufacturing technique adopts the technique steps that: the cylinder stock is prepared; the cylinder stock is rolled on a roll forming machine to form a cup in-process material with symmetric axial direction, big diameter at two ends and small diameter at a middle groove; the cup in-process material is cut off at the centre to form two same bowl in-process materials; the bottoms of the bowl in-process materials on a spinning machine are spin-formed to a plane, so as to ensure the whole workpiece to be a bowl intermediate product; a central technique hole is punched; a transition curved segment and a tangential path are spun; a central hole/a bolt hole and a wind-punching hole are punched; the lathe work includes central hole processing/a plane/an excircle/an end plane mounting, letter pressing and other working procedures. The cylinder stock can be directly prepared with a steel pipe, and also with a steel belt circle/welding technology. Compared with the traditional manufacturing technique, the manufacturing technique for the steel wheel rib can avoid the steel plate at the periphery of blanking disc type stock from wasting material, and reduce the waste material generated from the pre-punching central hole working procedure, thereby greatly improving the utilization ratio of the material.
Description
Technical field
The present invention relates to the manufacturing technology of automotive wheel, a kind of process for manufacturing steel spoke.
Background technology
Steel wheel is the wheel that is widely used at present on the automobile, particularly on truck.Steel wheel generally is made up of wheel rim and spoke two parts, makes respectively, and then makes up, welds together.Wherein the geometry of spoke is made up of mounting plane, easement curve section and straightway, and mounting plane is fixed together with bolt and automotive hub.Be processed with centre bore and bolt hole on the mounting plane of spoke, straightway and wheel rim weld together, and the easement curve section plays the effect that is connected and installed plane and straightway, are processed with the wind hole on the easement curve section.The conventional fabrication processes of spoke is to be that raw material is made with steel plate, and its main technique step is: (A) steel plate blanking, (B) spinning, (C) towards centre bore/bolt hole, (D) towards the wind hole, (E) smoothing mounting plane, (F) turning center hole/mounting plane/cylindrical/end face, (G) press word.Though through the stock layout of science, because the steel plate around the blanking disc blank becomes waste material, the stock utilization of blanking operation still has only about 77.8%, adds the waste material that produces towards the centre bore operation in advance, stock utilization is lower.Spoke with 8.25 * 22.5 wheels is an example, and the stock utilization of blanking (with the plate blanking with in advance towards centre bore) operation is 68.8%, and the stock utilization of finished product only is 42%.The output of annual steel-spoke reaches several hundred million, has millions of tons steel to become waste material, has wasted valuable resource.Improve the stock utilization that spoke is made, save steel, reducing cost is the problem that wheel manufacturers needs to be resolved hurrily.
Summary of the invention
The objective of the invention is to propose a kind of process for manufacturing steel spoke, can improve the utilization rate of steel with this fabrication process spoke greatly.
This process for manufacturing steel spoke is to replace traditional plate with the cylindrical shape blank, its processing step comprises: the cylindrical shape blank is rolled shape be configured as axial symmetry on roll forming machine, the two ends diameter is big, little cup-shaped of intermediate groove diameter at goods, with cup-shaped cutting into from the centre at goods is that two identical bowl-types are at goods, on spinning machine, be the plane at the bottom of goods mould pressing with bowl-type, make whole work-piece become the bowl-type intermediate, the bowl-type intermediate is gone out the fabrication hole of centre bore on forcing press, on spinning machine with easement curve section and straightway mould pressing, towards centre bore/bolt hole, towards the wind hole, smoothing mounting plane, turning center hole/mounting plane/cylindrical/end face and pressure word operation.Used cylindrical shape blank can directly block with steel pipe and form, and also can prepare with steel band longitude circle circle/welding procedure.
This process for manufacturing steel spoke replaces traditional plate with the cylindrical shape blank, compare with conventional fabrication processes, can avoid blanking disc blank steel plate all around to become waste material, and can reduce the waste material that produces towards the centre bore operation in advance, stock utilization improves greatly.Spoke with 8.25 * 22.5 wheels is an example, and spoke thickness is 14mm, whenever saves steel 37% only, is about 15Kg.In this process for manufacturing steel spoke, all operations are identical with the operation of conventional fabrication processes after the operation of on forcing press the fabrication hole of centre bore being gone out, and can prolong with original spoke manufacturing equipment and frock.Is that the required equipment of operation of planar annular can utilize original spoke spinning machine to transform with bowl-type at the bottom of goods mould pressing.Cup-shapedly can use original wheel rim manufacturing equipment in the manufacturing procedure of goods, if equipment strength can replace cold forming processing with hot forming processing inadequately at goods and bowl-type.Can significantly reduce the production line investment of new technology like this.Help applying.During with processes spoke of the present invention, if the blank for preparing with steel band longitude circle circle/welding procedure should avoid in punching out wind hole, commissure, in order to avoid cracking in use.
Description of drawings
Fig. 1 is the structure chart of steel tubeless automotive wheel;
Fig. 2 is the structure chart of steel automobile wheel spoke;
Fig. 3 is the side sectional view of Fig. 2;
Fig. 4 is traditional process for manufacturing steel spoke procedure chart;
Fig. 5 is a process for manufacturing steel spoke procedure chart of the present invention.
The specific embodiment
The invention will be further described below in conjunction with accompanying drawing.
As shown in Figure 1, the tubeless steel wheel generally is made up of wheel rim 1 and spoke 2 two parts, makes respectively, and then makes up, welds together, and 3 is weld seam.As shown in Figures 2 and 3, spoke comprises mounting plane 7, easement curve section 8 and straightway 9, is processed with centre bore 4 and bolt hole 5 on mounting plane 7, is processed with wind hole 6 on easement curve section 8.As shown in Figure 4, the conventional fabrication processes step of spoke is: (A) steel plate blanking, (B) spinning, (C) towards centre bore/bolt hole, (D) towards the wind hole, (E) smoothing mounting plane, (F) turning center hole/mounting plane/cylindrical/end face, (G) press word.
As shown in Figure 5, spoke manufacturing process of the present invention is to replace traditional plate with the cylindrical shape blank, and its processing step comprises following operation: (a) the cylindrical shape blank prepares; (b) the cylindrical shape blank is rolled on roll forming machine shape be configured as axial symmetry, that the two ends diameter is big, the intermediate groove diameter is little is cup-shaped at goods; (c) be that two identical bowl-types are at goods with cup-shaped cutting into from the centre at goods; (d) on spinning machine with bowl-type the bottom of goods mould pressing be the annular the plane, whole work-piece becomes a bowl-type intermediate; (e) on forcing press, the fabrication hole of centre bore is gone out; (f) on spinning machine with easement curve section and straightway mould pressing; (g) towards centre bore/bolt hole; (h) towards the wind hole; (i) smoothing mounting plane; (j) turning center hole/mounting plane/cylindrical/end face; (k) press word.
Below in conjunction with Fig. 5 each procedure is described in detail:
(a) the cylindrical shape blank prepares: the steel pipe of the thick about 1mm of wall ratio spoke is cut into blank with the by volume constant principle of sawing machine, or is processed into cylindrical shape blank 10 with steel band longitude circle circle/welding procedure.
(b) roll and form shape: the cylindrical shape blank is rolled shape be configured as axial symmetry on roll forming machine, two ends 14,16 diameters are big, little cup-shaped at goods 12 of intermediate groove 15 diameters.Its technology point one is to keep cup-shaped axially symmetrical at goods, the 2nd, prevent wall thickness reduction.When cylindrical shape blank wall thickness is thicker, when surpassing the crystallized ability of used roll forming machine, can will roll shape after the blank heating, reduce plastic force, at this moment should suitably strengthen the thickness of cylindrical shape blank wall thickness.11 is rolling wheel among the figure, and 13 is rolling forging die.
(c) cut off: will be cup-shaped cutting off from middle slot part at goods becomes two identical bowl-types at goods: become two identical bowl-types at goods 17,18 at goods from slot part 15 cut-outs of centre with cup-shaped with cutting equipment.Cutting equipment can be spinning machine, also can be miscellaneous equipments such as lathe.When cutting, should note the position centering of otch, two bowl-types are equated at the volume of goods.
(d) spinning bottom: the spinning roller 21 with spinning machine is rolled over the plane of revolving for annular with bowl-type in the perk part 23 of goods bottom on core 22, become a bowl-type intermediate, and this plane will be as the mounting plane part of spoke.
(e) towards the center fabrication hole: the bowl-type intermediate 24 that last process is finished is gone out the fabrication hole of centre bore on forcing press.This fabrication hole is the fabrication hole as next procedure spinning, with conventional fabrication processes is identical, different is: conventional fabrication processes is punching on steel plate, waste material is a disk, technology of the present invention is punching the bowl-type intermediate is revolved for the bottom on plane by rolling on, waste material is an annulus, and the quality of annulus is much smaller than the quality of disk.
(f) easement curve section and straightway mould pressing: with being placed on the spinning machine core 30 that last process is finished, with spinning wheel 25 and 29 easement curve section 27 and straightway 31 mould pressings with spoke at goods 28.This is one of master operation of spoke processing, and through this procedure, the outline line of spoke all is shaped and finishes.26 is the holding pad of spinning machine among the figure.
(g) towards centre bore/bolt hole: with on the forcing press centre bore on the spoke mounting plane 32 and bolt hole 33 being gone out that last process is finished at goods.
(h) towards the wind hole: with last process finish at goods at punch press upper punch exhaust vent 34.Should be noted in the discussion above that when using the cylindrical shape blank that weld seam is arranged to make spoke, should avoid in punching out wind hole, commissure, in order to avoid spoke in use ftractures.
(i) smoothing mounting plane: the mounting plane compacting smoothing of on forcing press last process being finished at goods, improve installation, the location benchmark of next procedure.
(j) turning center hole/mounting plane/cylindrical/end face: that on lathe last process is finished carries out the machining of centre bore, mounting plane, cylindrical and end face etc. at goods.
(k) press word: on forcing press, impress character on request at goods with what last process was finished.
Through above operation, whole operations of spoke manufacturing process of the present invention have promptly been finished.In the above-mentioned operation, (e)-(k) 7 procedures are identical with traditional spoke manufacturing process.Make spoke with technology of the present invention and can significantly reduce raw-material consumption.
Claims (3)
1. process for manufacturing steel spoke, its processing step comprises: is the plane of annular with spinning machine with its bottom mould pressing at goods with the bowl-type for preparing, make it become the bowl-type intermediate, again the bowl-type intermediate is gone out the fabrication hole of centre bore on forcing press, on spinning machine with easement curve section and straightway mould pressing, towards centre bore, bolt hole, towards the wind hole, the smoothing mounting plane, the hole, turning center, mounting plane, cylindrical, end face and pressure word operation, it is characterized in that described bowl-type in the preparation process of goods is: the cylindrical shape blank is rolled shape be configured as axial symmetry on roll forming machine, the two ends diameter is big, little cup-shaped at goods of intermediate groove diameter is that two identical bowl-types are at goods with cup-shaped cutting into from the centre at goods.
2. process for manufacturing steel spoke according to claim 1 is characterized in that described cylindrical shape blank is steel pipe to be blocked with the by volume constant principle of sawing machine form.
3. process for manufacturing steel spoke according to claim 1 is characterized in that described cylindrical shape blank processes with steel band longitude circle circle, welding procedure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100607339A CN101269456B (en) | 2008-04-16 | 2008-04-16 | Process for manufacturing steel spoke |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100607339A CN101269456B (en) | 2008-04-16 | 2008-04-16 | Process for manufacturing steel spoke |
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| Publication Number | Publication Date |
|---|---|
| CN101269456A CN101269456A (en) | 2008-09-24 |
| CN101269456B true CN101269456B (en) | 2011-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100607339A Active CN101269456B (en) | 2008-04-16 | 2008-04-16 | Process for manufacturing steel spoke |
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| CN (1) | CN101269456B (en) |
Families Citing this family (22)
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| CN101966555A (en) * | 2009-07-28 | 2011-02-09 | 上海兴浦旋压车轮有限公司 | Wheel rolling and molding method |
| CN101642877B (en) * | 2009-08-28 | 2012-05-02 | 韶关市正星车轮有限公司 | Method for manufacturing reinforced fancy heavy-load wheel spokes |
| CN101797611B (en) * | 2010-03-16 | 2012-08-29 | 买联合 | Spoke molding method and device |
| CN101934326B (en) * | 2010-09-19 | 2012-09-19 | 正兴车轮集团有限公司 | Method for manufacturing automobile wheel spokes by utilizing steel tubes |
| US8356506B2 (en) * | 2011-02-25 | 2013-01-22 | Szuba Consulting, Inc. | Method of forming industrial housings |
| WO2012127491A2 (en) * | 2011-03-24 | 2012-09-27 | Wheels India Limited | A novel method of manufacturing wheel disc |
| CN102974988B (en) * | 2012-12-03 | 2015-04-08 | 西安航天动力机械厂 | Drum coiling and forming method based on spin forming blank manufacture |
| CN104428102A (en) * | 2013-03-04 | 2015-03-18 | 丁玉武 | Car steel ring spoke production and manufacture process and specific mould thereof |
| CN103447369B (en) * | 2013-09-23 | 2015-09-09 | 合肥晟泰克旋压科技有限公司 | A kind of spinning manufacturing process of major diameter ultra-wide spinning belt pulley |
| CN103506818B (en) * | 2013-09-25 | 2016-08-17 | 宁波万航实业有限公司 | The forming method of flange clutch can blank |
| CN103586646B (en) * | 2013-12-02 | 2015-10-07 | 重庆航天火箭电子技术有限公司 | A kind of antenna reflection cylinder processing method |
| DE102014105400A1 (en) * | 2014-04-15 | 2015-10-15 | Maxion Wheels Germany Holding Gmbh | Method for producing wheel disc molds on flow-forming machines, vehicle wheel with such a wheel disc mold and spinning chuck for flow-forming machines for producing corresponding wheel disc molds |
| CN104209699B (en) * | 2014-06-25 | 2017-01-11 | 南通福乐达汽车配件有限公司 | Forming method of flange ring for automobile tail gas recycling device |
| CN105889744B (en) * | 2016-06-07 | 2018-09-28 | 浙江东星汽车部件有限公司 | A kind of spinning flange ring and its forming technology |
| CN106938385A (en) * | 2017-03-28 | 2017-07-11 | 东风汽车车轮有限公司 | The processing method and wheel spoke of a kind of wheel spoke |
| CN107052717A (en) * | 2017-04-01 | 2017-08-18 | 浙江金固股份有限公司 | Spoke manufacture method |
| CN108544191A (en) * | 2018-04-18 | 2018-09-18 | 东营艾赛特机械科技有限公司 | A kind of truck thermoforming spoke production technology |
| CN108839509A (en) * | 2018-07-02 | 2018-11-20 | 河南宏源车轮股份有限公司 | A kind of drill jumbo car wheel structure and its processing technology |
| CN109175916A (en) * | 2018-10-30 | 2019-01-11 | 山东贞元汽车车轮有限公司 | The processing technology of spoke in a kind of wheel |
| US20220297178A1 (en) * | 2019-10-17 | 2022-09-22 | Wheels India Limited | A process for manufacturing tubeless vehicle wheel made from a single piece input material |
| CN112705908A (en) * | 2020-11-20 | 2021-04-27 | 洪荣州 | Manufacturing process of automobile steel ring spoke plate |
| CN115194415B (en) * | 2022-08-09 | 2023-09-05 | 中新(重庆)超高强材料研究院有限公司 | Manufacturing method of ultrahigh-strength light commercial vehicle steel wheel |
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| CN101269456A (en) | 2008-09-24 |
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| C06 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: JIAXING STONE WHEEL CO., LTD. Free format text: FORMER NAME: SITONG WHEEL MAKING CO., LTD., JIAXING |
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| CP03 | Change of name, title or address |
Address after: 314050 No. 528, Jiao Lu, Jiaxing Industrial Park, Nanhu Town, Nanhu District, Zhejiang, Jiaxing Patentee after: Jiaxing Stone Wheel Co., Ltd. Address before: Jiaxing City, Zhejiang province 314001 Furun Nanhu District East Gate Road Economic Development Zone No. 118 Patentee before: Sitong Wheel Making Co., Ltd., Jiaxing |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A manufacturing process of steel spoke Effective date of registration: 20210701 Granted publication date: 20110601 Pledgee: Bank of Jiaxing science and technology branch of Limited by Share Ltd. Pledgor: Jiaxing Stone Wheel Co.,Ltd. Registration number: Y2021980005544 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |