CN108655245A - A kind of integrated wheel punching rotation manufacturing method - Google Patents

A kind of integrated wheel punching rotation manufacturing method Download PDF

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Publication number
CN108655245A
CN108655245A CN201710193900.6A CN201710193900A CN108655245A CN 108655245 A CN108655245 A CN 108655245A CN 201710193900 A CN201710193900 A CN 201710193900A CN 108655245 A CN108655245 A CN 108655245A
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CN
China
Prior art keywords
wheel
spinning
rim
core
wheel rim
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
Application number
CN201710193900.6A
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Chinese (zh)
Inventor
肖华
石磊
李久茂
张骥超
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Baoshan Iron and Steel Co Ltd
Original Assignee
Baoshan Iron and Steel Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Baoshan Iron and Steel Co Ltd filed Critical Baoshan Iron and Steel Co Ltd
Priority to CN201710193900.6A priority Critical patent/CN108655245A/en
Publication of CN108655245A publication Critical patent/CN108655245A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D22/00Shaping without cutting, by stamping, spinning, or deep-drawing
    • B21D22/14Spinning
    • B21D22/16Spinning over shaping mandrels or formers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D53/00Making other particular articles
    • B21D53/26Making other particular articles wheels or the like
    • B21D53/265Making other particular articles wheels or the like parts of wheels
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D53/00Making other particular articles
    • B21D53/26Making other particular articles wheels or the like
    • B21D53/30Making other particular articles wheels or the like wheel rims

Abstract

The invention discloses a kind of integrated wheels to rush rotation manufacturing method, including step:(1) punching press:Punching press is carried out to form spoke part to blank;(2) the pre- spinning of wheel rim:Blank is clamped using core model on pre- spinning and pressure core model of prewhirling, core model drives blank to rotate synchronously under core model and spinning on the spinning, simultaneously using rotation and the spinning wheel of radial feed apply lateral extruding force to the outer rim of blank, the class V shaped wheel rim that the outer rim of blank is shaped to be open outwardly;(3) wheel rim rotary press modelling:Upper core model is molded using wheel rim and the lower core model of wheel rim molding clamps blank, above core model and the lower core model of wheel rim molding drive blank to rotate synchronously for the wheel rim molding, simultaneously using rotation and the formed spinning wheel of radial feed apply pressure to the both sides of class V shaped wheel rim so that the both sides of class V shaped wheel rim are molded upper core model with wheel rim respectively and the lower core model of wheel rim molding is bonded;(4) wheel rim spinning.

Description

A kind of integrated wheel punching rotation manufacturing method
Technical field
The present invention relates to a kind of manufacturing method more particularly to a kind of integrated wheel manufacturing methods.
Background technology
Steel wheel in the prior art is a component, is welded by two parts, and middle section is spoke part, Outer perimeter section is wheel rim part, and the two is respectively separately fabricated, then assembly is welded as wheel.That is, steel in the prior art Wheel processed is all that two steel components assemble, and one-piece steel wheel there is no to occur in market.
Notification number is CN104191900A, and the day for announcing is on December 10th, 2014, entitled " integral type plank no-welding-seam vehicle The Chinese patent literature of wheel and its forming method " discloses a kind of integral type plank no-welding-seam wheel forming method.Patent text Offer disclosed technical solution describe it is a kind of using the method for manufacturing integral type plank no-welding-seam wheel based on spreading mode, with Conventional wheel manufacturing method is compared, and does not have weld seam, safety more preferable.Main the characteristics of technical solution is exactly to pass through spreading It realizes integral type, i.e., lays in out the material of inner rim portion on one block of blank by roll milling craft, then respectively to disc portion Point punching press, inner rim portion contour roll forming, to obtain final integrated wheel, specially first pass through spreading make blank diameter it is elongated, under Protrusion of surface obtains the blank deposit of inner rim portion, then shapes wheel in such a way that contour roll forming makes two die faces fittings Rim shape.However, the roll milling craft that the patent document uses mainly is adapted on forging parts, roll milling craft is only used for deposit wheel Rim some materials, have neither part nor lot in forming concrete shape process, and inner rim portion is still that cannot achieve using three passage contour roll forming technique productions The thickness optimization of inner rim portion, and it is more to be related to process, needs equipment more, conventional wheel rim contour roll forming technique cannot reach most Whole dimensional accuracy, it is still necessary to want follow-up finishing procedure to ensure dimensional accuracy.Simultaneously as the technical solution is by spreading deposit Bump material contour roll forming is wheel rim, and difficulty is very big, is not easy success.
Invention content
One of the objects of the present invention is to provide a kind of integrated wheels to rush rotation manufacturing method, is obtained by the manufacturing method The integrated wheel obtained does not have weld seam, needs to realize the wheel product that there is any thickness to be distributed according to production and realizes that wheel produces Product lightweight, while can also avoid welding caused quality problems due to wheel, it saves production materials and reduces production cost.
To achieve the goals above, the present invention proposes a kind of integrated wheel punching rotation manufacturing method, including step:
(1) punching press:Punching press is carried out to form spoke part to blank;
(2) the pre- spinning of wheel rim:Blank is clamped using core model on pre- spinning and pressure core model of prewhirling, on the spinning core model and Core model drives blank to rotate synchronously under spinning, at the same using rotation and the spinning wheel of radial feed side is applied to the outer rim of blank To extruding force, the outer rim of blank is shaped to the class V shaped wheel rim outwardly of being open;
(3) wheel rim rotary press modelling:Upper core model is molded using wheel rim and the lower core model of wheel rim molding clamps blank, the wheel rim at Core model and the lower core model of wheel rim molding drive blank to rotate synchronously in type, while using rotation and radial feed formed spinning wheel Apply pressure to the both sides of class V shaped wheel rim, so that the both sides of class V shaped wheel rim are molded under upper core model and wheel rim molding respectively with wheel rim Core model is bonded;
(4) wheel rim spinning:Blank rotation is driven using mandrel, at the same using the inside spinning wheel that is arranged on the inside of wheel rim and Outside spinning wheel on the outside of wheel rim carries out rotary press modelling to wheel rim outer rim, wherein the inside spinning wheel radially outward into give to Wheel rim outer rim applies radially outer pressure, and the outside spinning wheel is radially-inwardly into giving to apply radially-inwardly to wheel rim outer rim Pressure, the inside spinning wheel and outside spinning wheel are during feeding around its respective axle center rotation.
Technical solutions according to the invention to blank punching press by, to form spoke part, then passing through flexible spinning and realizing wheel Rim part, in this manufacturing process, due to that need not realize the production system of wheel by die mould, contour roll forming, expansion finishing procedure It makes, thus, so that manufactured wheel is reached integrated wheel, the light-weighted effect of integrated wheel realization.
Further, it rushes in rotation manufacturing method in integrated wheel of the present invention, also has before the step (1) Step:Blanking simultaneously rushes centre bore.
Further, it is rushed in rotation manufacturing method in integrated wheel of the present invention, it is described in the step (2) The axis of spinning wheel and the angle of vertical direction are 15-45 °.
Further, it is rushed in rotation manufacturing method in integrated wheel of the present invention, it is described in the step (2) The rotating speed of core model and pressure core model of prewhirling is 300-1000r/min on pre- spinning, and spinning wheel feed ratio is 0.3-1mm/r.
Further, it is rushed in rotation manufacturing method in integrated wheel of the present invention, it is described in the step (3) The axis of formed spinning wheel and the angle of vertical direction are 0-30 °.
Further, it is rushed in rotation manufacturing method in integrated wheel of the present invention, it is described in the step (3) The rotating speed of the upper core model of wheel rim molding and the lower core model of wheel rim molding is 600-1500r/min, and the feed ratio of the formed spinning wheel is 0.5-1mm/r。
Further, it is rushed in rotation manufacturing method in integrated wheel of the present invention, it is described in the step (4) The angle of the axis and vertical direction of inside spinning wheel and outside spinning wheel is 0 °.
Further, it is rushed in rotation manufacturing method in integrated wheel of the present invention, in the step (4), mandrel Rotating speed be 600-1500r/min.
Further, it is rushed in rotation manufacturing method in integrated wheel of the present invention, it is described in the step (4) The feed ratio of outside spinning wheel is 0.5-2mm/r.
Further, it is rushed in rotation manufacturing method in integrated wheel of the present invention, it is described in the step (4) The feed ratio of inside spinning wheel is 0.5-2mm/r.
It should be noted that the diameter of the spinning wheel employed in step (2) is in 150-300mm;In the step (3) Employed in formed spinning wheel diameter in 150-300mm;Inside spinning wheel employed in step (4) and/or outer sidespin The diameter of pinch roller is in 100-250mm.
In addition it is also necessary to which explanation, is rushed in integrated wheel of the present invention in rotation manufacturing method, feed ratio refers to The ratio of spinning roller axial direction or vertical axial feed speed and rotating speed, i.e. spinning roller often rotate into distance.
Integrated wheel punching rotation manufacturing method of the present invention has the following advantages that:
Flexible spinning is carried out by being stamped and formed out spoke shape, then to blank outer rim, to realize not uniform thickness wheel rim, wheel rim Shape then uses mould pressing completely, accordingly, it is not necessary to carry out contour roll forming again, need not carry out expansion finishing.
It should be noted that, although roll and spinning can all be classified as progressive molding technique from manufacturing process general orientation, But the two is still entirely different manufacturing method, and principle, equipment, technological design, manufacturing process are all different.
Generally use spreading in the prior art.It rolls to drive for spreading lathe and rolles over mould (yaw) around machine tool chief axis one orbit determination of work The circumference spreading campaign of mark, by the blank of spreading in cavity plate axial feed, to make blank send plastic deformation, final spreading At required part.When roll milling craft, contact of the mold with blank is that face contacts, which is commonly used on forged part, relatively Part and mould contact surface product reduce when conventional forging and stamping, spreading, therefore its forging force also greatly reduces.
And technical solutions according to the invention use spinning, mould pressing is by metal plate blank or precut blanks clamping It on the core model of spinning machine, drives core model and blank to rotate by spinning machine central principal axis, pressure, production is applied to blank using spinning roller Raw continuous, point-by-point plastic deformation, to obtain the plastic processing method of variously-shaped rotating body parts.
That is, spinning is mainly blank revolution, spinning roller feeding, it is continuous, point contact plastic deformation, and spreading is The manufacturing process that mold (rolling over mould yaw) revolution, blank feeding, face contact.The two belongs to different forming process.
For technical solutions according to the invention, spinning process not only realizes the deposit of rim material, in a piece of base Integrated wheel is realized on material, due also to mould pressing as main forming process, is conducive to that inner rim portion is formed And thickness distribution optimizes and has shaped wheel rim.
Different from obtaining wheel rim both sides shape, monoblock type of the present invention by three passage contour roll forming techniques in the prior art Wheel punching rotation manufacturing method is used carries out spinning to punching press trailing wheel spoke outer rim, and mould pressing goes out inner rim portion both sides, as wheel rim Two, then integrally carry out mould pressing to wheel rim and realize shape in place and thickness distribution, mould pressing is carried out to wheel rim later
By the way of wheel rim shape being shaped compared to two die face fittings are made using contour roll forming in original technology, the present invention The technical solution carries out point contact on blank by spinning roller using flexible spinning technique and applies force to forming inner rim portion, It can get higher surface accuracy and form accuracy, while the forming process of spinning wheel rim is, it can be achieved that inner rim portion wall thickness optimizes, Reach light weight effect.
Description of the drawings
Fig. 1 shows whole using integrated wheel of the present invention punching rotation manufacturing method production in embodiment 1-6 The forming technology path of formula wheel.
Fig. 2-Fig. 6 shows the three-dimensional structure diagram of the blank of each step in the forming technology path of Fig. 1 respectively.
Fig. 7 schematically shows integrated wheel punching rotation manufacturing method rushing in embodiment 1-6 of the present invention Press step.
Fig. 8 schematically shows wheel of the integrated wheel punching rotation manufacturing method of the present invention in embodiment 1-6 The pre- flow-forming step of rim.
Fig. 9 schematically shows wheel of the integrated wheel punching rotation manufacturing method of the present invention in embodiment 1-6 Rim rotary press modelling step.
Figure 10 and Figure 11 schematically shows integrated wheel punching rotation manufacturing method of the present invention in embodiment 1-6 In wheel rim flow-forming step.
Specific implementation mode
Rotation manufacturer is rushed to integrated wheel of the present invention below in conjunction with Figure of description and specific embodiment Method makes further explanation, however should explanation and description do not unduly limit the technical scheme of the present invention.
Embodiment 1-7
It is specific to walk using the forming technology path of integrated wheel punching rotation manufacturing method as shown in Figure 1 in embodiment 1-7 It is rapid as described below:
Step A:Blanking simultaneously rushes centre bore, and blank stereochemical structure formed thereby step A is referring to Fig. 2;
Step B:Punching press, referring specifically to Fig. 7, as shown in fig. 7, the blank 1 being prepared by blanking, centre punching is put into Press 1 middle section of rear blank between diel 2,4 and be configured to spoke shape, 1 outer rim of blank is for being subsequently formed rim shape Shape, blank stereochemical structure formed thereby step B is referring to Fig. 3;
Step C:The pre- spinning of wheel rim, concrete application is as shown in figure 8, using core model 10 on pre- spinning and pressure core model of prewhirling 12 clamp blanks 1, and core model 12 drives blank 1 to rotate synchronously under core model 10 and spinning on spinning, while using rotation and radial The spinning wheel 3 of feeding applies the outer rim of blank lateral extruding force, the class V-type that the outer rim of blank is configured to be open outwardly Wheel rim 11, blank stereochemical structure formed thereby step C is referring to Fig. 4;
Step D:Wheel rim rotary press modelling, it is specific as shown in figure 9, being molded upper core model 14 and the lower core model of wheel rim molding using wheel rim 17 clamp blanks 1, and the upper core model of wheel rim molding and the lower core model of wheel rim molding drive blank to rotate synchronously, at the same using rotation and diameter To the formed spinning wheel 15,18 of feeding to the both sides of class V shaped wheel rim apply pressure so that the both sides of class V shaped wheel rim 11 respectively with The upper core model 14 of wheel rim molding and the lower core model 17 of wheel rim molding are bonded, and form wheel rim shape outer rim 16, blank formed thereby step D is vertical Body structure is referring to Fig. 5;
Step E:Final acquisition monoblock type vehicle is further processed in wheel rim spinning, the blank to having formd spoke, wheel rim Product is taken turns, referring specifically to Figure 10 and Figure 11;As shown in Figure 10, Figure 11, mandrel and is combined to drive blank rotation if necessary, simultaneously The outside spinning wheel 22 on the outside of inside spinning wheel 23 and wheel rim being arranged on the inside of wheel rim carries out rotary press modelling to wheel rim outer rim, Middle inside spinning wheel 23 is radially outward into giving to apply radially outer pressure to wheel rim outer rim, and outside spinning wheel 22 is radially-inwardly Into giving to apply radially inward pressure to wheel rim outer rim, inside spinning wheel 23 and outside spinning wheel 22 during feeding Around its respective axle center rotation so that blank 1 forms accurate wheel rim finished product under the action of pattern 21 and tail top push mold 19 Shape edges 20.After flange, while core model 26 further compresses blank 1 under core model 24 and finishing in finishing, if The outside finishing spinning wheel 27 set the inside finishing spinning wheel 28 on the inside of blank and be arranged on the outside of blank carries out essence to it Whole, to obtain integrated wheel 25, integrated wheel stereochemical structure formed thereby step E is referring to Fig. 6.
It should be noted that in embodiment 1-7, the axis and vertical direction of inside spinning wheel 23 and outside spinning wheel 22 Angle be 0 °, and since central principal axis drives core model and blank rotation, thus core model and blank co-rotation.
Specific process parameter in each step involved by above-mentioned manufacturing method is referring particularly to table 1.
Table 1.
In conjunction with Fig. 1 to Figure 11 and table 1 as can be seen that rushing the forming technology road of rotation manufacturing method in entire integrated wheel In diameter, integrated wheel, while control wheel are obtained by being stamped and formed out the manufacturing method that spoke then uses spinning to form wheel rim The thickness distribution of rim can obtain equal strength rim wheel product, and then realize lightweight, and the outline portion of spoke can basis Wheel product design needs to change stamping procedure after blank punching so that it does not need to be welded in entire manufacturing process, Wheel rim butt welding is not needed, need not also carry out spoke and wheel rim assembly and welding, process conditions can also be according to user demand Realizing has the wheel of wheel rim thickness optimization distribution, solves the problems, such as weld seam caused by wheel welding, and production process section About materials reduce production cost.
It should be noted that the above list is only specific embodiments of the present invention, it is clear that the present invention is not limited to above real Example is applied, there are many similar variations therewith.If those skilled in the art directly exported from present disclosure or All deformations associated, are within the scope of protection of the invention.

Claims (10)

1. a kind of integrated wheel punching rotation manufacturing method, which is characterized in that including step:
(1) punching press:Punching press is carried out to form spoke part to blank;
(2) the pre- spinning of wheel rim:Blank is clamped using core model on pre- spinning and pressure core model of prewhirling, core model and spinning on the spinning Lower core model drives blank to rotate synchronously, at the same using rotation and radial feed spinning wheel the outer rim of blank is applied it is lateral Extruding force, the class V shaped wheel rim that the outer rim of blank is shaped to be open outwardly;
(3) wheel rim rotary press modelling:Upper core model is molded using wheel rim and the lower core model of wheel rim molding clamps blank, in the wheel rim molding Core model and the lower core model of wheel rim molding drive blank to rotate synchronously, at the same using rotation and radial feed formed spinning wheel to class The both sides of V shaped wheel rim apply pressure, so that the both sides of class V shaped wheel rim are molded upper core model and the lower core model of wheel rim molding with wheel rim respectively Fitting;
(4) wheel rim spinning:Blank rotation is driven using mandrel, while using the inside spinning wheel and wheel rim being arranged on the inside of wheel rim The outside spinning wheel in outside carries out rotary press modelling to wheel rim outer rim, wherein the inside spinning wheel is radially outward into giving to wheel rim Outer rim applies radially outer pressure, and the outside spinning wheel is radially-inwardly into giving to apply radially inward pressure to wheel rim outer rim Power, the inside spinning wheel and outside spinning wheel are during feeding around its respective axle center rotation.
2. integrated wheel punching rotation manufacturing method as described in claim 1, which is characterized in that also have before the step (1) There is step:Blanking simultaneously rushes centre bore.
3. integrated wheel punching rotation manufacturing method as described in claim 1, which is characterized in that described in the step (2) The axis of spinning wheel and the angle of vertical direction are 15-45 °.
4. integrated wheel punching rotation manufacturing method as described in claim 1, which is characterized in that described in the step (2) The rotating speed of core model and pressure core model of prewhirling is 300-1000r/min on pre- spinning, and spinning wheel feed ratio is 0.3-1mm/r.
5. integrated wheel punching rotation manufacturing method as described in claim 1, which is characterized in that described in the step (3) The axis of formed spinning wheel and the angle of vertical direction are 0-30 °.
6. integrated wheel punching rotation manufacturing method as described in claim 1, which is characterized in that described in the step (3) The rotating speed of the upper core model of wheel rim molding and the lower core model of wheel rim molding is 600-1500r/min, and the feed ratio of the formed spinning wheel is 0.5-1mm/r。
7. integrated wheel punching rotation manufacturing method as described in claim 1, which is characterized in that described in the step (4) The angle of the axis and vertical direction of inside spinning wheel and outside spinning wheel is 0 °.
8. integrated wheel punching rotation manufacturing method as described in claim 1, which is characterized in that in the step (4), mandrel Rotating speed be 600-1500r/min.
9. integrated wheel punching rotation manufacturing method as described in claim 1, which is characterized in that described in the step (4) The feed ratio of outside spinning wheel is 0.5-2mm/r.
10. integrated wheel punching rotation manufacturing method as described in claim 1, which is characterized in that in the step (4), institute The feed ratio for stating inside spinning wheel is 0.5-2mm/r.
CN201710193900.6A 2017-03-28 2017-03-28 A kind of integrated wheel punching rotation manufacturing method Pending CN108655245A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102047195B1 (en) * 2018-12-19 2019-11-20 국방기술품질원 hydraulic press forming device, method of road wheel using the same and road wheel produced by the method

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1827289A (en) * 2006-03-31 2006-09-06 嘉兴市四通车轮制造有限公司 Forging and rotary extrusion forming process for aluminium alloy wheel
CN101786220A (en) * 2010-02-04 2010-07-28 保定市立中车轮制造有限公司 Casting and hot spinning process of aluminum alloy wheel
CN102601587A (en) * 2011-12-02 2012-07-25 河池学院 Manufacturing process of aluminum alloy rim of large vehicle
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
CN105014321A (en) * 2015-07-23 2015-11-04 秦皇岛燕大现代集成制造技术开发有限公司 Magnesium alloy wheel forging forming method

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1827289A (en) * 2006-03-31 2006-09-06 嘉兴市四通车轮制造有限公司 Forging and rotary extrusion forming process for aluminium alloy wheel
CN101786220A (en) * 2010-02-04 2010-07-28 保定市立中车轮制造有限公司 Casting and hot spinning process of aluminum alloy wheel
CN102601587A (en) * 2011-12-02 2012-07-25 河池学院 Manufacturing process of aluminum alloy rim of large vehicle
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
CN105014321A (en) * 2015-07-23 2015-11-04 秦皇岛燕大现代集成制造技术开发有限公司 Magnesium alloy wheel forging forming method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102047195B1 (en) * 2018-12-19 2019-11-20 국방기술품질원 hydraulic press forming device, method of road wheel using the same and road wheel produced by the method

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Application publication date: 20181016