CN106583586A - Vehicle longitudinal beam machining equipment and vehicle longitudinal beam molding process - Google Patents
Vehicle longitudinal beam machining equipment and vehicle longitudinal beam molding process Download PDFInfo
- Publication number
- CN106583586A CN106583586A CN201611202514.0A CN201611202514A CN106583586A CN 106583586 A CN106583586 A CN 106583586A CN 201611202514 A CN201611202514 A CN 201611202514A CN 106583586 A CN106583586 A CN 106583586A
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- China
- Prior art keywords
- die
- preforming
- mould
- vehicle rail
- plate
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- 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
- B21D47/00—Making rigid structural elements or units, e.g. honeycomb structures
- B21D47/01—Making rigid structural elements or units, e.g. honeycomb structures beams or pillars
-
- 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
-
- 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
- B21D53/88—Making other particular articles other parts for vehicles, e.g. cowlings, mudguards
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The invention discloses vehicle longitudinal beam machining equipment and a vehicle longitudinal beam molding process. The vehicle longitudinal beam machining equipment comprises a pre-molding die and an ejection plate; the pre-molding die comprises an upper die and a lower die, one of the upper die and the lower die is provided with a pre-molding male die, and the other one of the upper die and the lower die is provided with a pre-molding female die corresponding to the pre-molding male die; and the ejection plate penetrates the bottom of the pre-molding female die and can float vertically. According to the vehicle longitudinal beam machining equipment, the problems of longitudinal beam side wall sinking and molded surface resilience twisting can be eliminated, and the quality of stamping parts is greatly improved.
Description
Technical field
The present invention relates to technical field of vehicle, more particularly to a kind of vehicle rail process equipment and vehicle rail molding work
Skill.
Background technology
Longeron is a very crucial part in the overall structure of automobile, and its quality state directly affects car load
Quality.Longeron is generally made up of thicker high-strength plate, but the stringer sides wall after molding easily produces indent, the distortion of type face etc. now
As.
The content of the invention
It is contemplated that at least solving one of technical problem in correlation technique to a certain extent.For this purpose, the present invention is carried
Go out a kind of vehicle rail process equipment, the vehicle rail process equipment can eliminate longeron concave side wall and the resilience of type face distortion
Problem, greatly improved the quality of stamping parts.
Another object of the present invention is to propose a kind of vehicle rail moulding process.
Vehicle according to the invention longeron process equipment, including:Preforming tool, the preforming tool include:Upper mould
With lower mould, the upper mould and the lower mould one of them on be provided with the another of pre-patterned male mold, the upper mould and the lower mould
Preforming die corresponding with the pre-patterned male mold is provided with one;And die pad, the die pad is through described pre-
The bottom of molding concave die and can fluctuate.
Vehicle according to the invention longeron process equipment, by arranging preforming tool, can eliminate longeron concave side wall
With the problem of type face resilience distortion, the quality of stamping parts greatly improved.
In addition, vehicle according to the invention longeron process equipment can also have following additional technical characteristic;
According to one embodiment of present invention, the upper mould is provided with the pre-patterned male mold, and the lower mould is arranged
Preforming die is stated, oil hydraulic cylinder on the lower mould, is additionally provided with, the oil hydraulic cylinder is connected to drive the top with the die pad
Flitch fluctuates.
According to one embodiment of present invention, the preforming die has the first inclined-plane and the second inclined-plane, and described first
Inclined-plane, the die pad and second inclined-plane limit die cavity, first inclined-plane and second inclined-plane from it is lower to
On direction on be gradually distance from each other.
According to one embodiment of present invention, the alignment pin for plate is positioned is provided with the die pad.
According to one embodiment of present invention, the alignment pin includes:Circular pegs and rhombus pin, the circular pegs with it is described
Rhombus pin is separately positioned on the two ends of the die pad.
According to one embodiment of present invention, the vehicle rail process equipment also includes:Side shaping mould, the side are whole
Shape mould includes:Side shaping terrace die and sizing die wedge, the sizing die wedge are arranged on the both sides of the side shaping terrace die, institute
State sizing die wedge to be moved towards the side shaping terrace die to adjust the angle between the side wall of the vehicle rail and diapire.
According to one embodiment of present invention, the angle between the sizing die wedge and the horizontal plane is α, the α
Meet:60°≤α≤80°.
According to one embodiment of present invention, vehicle rail process equipment also includes:Blanking and piercing die, the blanking and punching
Mould on the plate formed location hole with the detent fit.
According to one embodiment of present invention, vehicle rail process equipment also includes:Side piercing die, the side blow casement
Have for forming installing hole on the vehicle rail.
A kind of longeron moulding process, comprises the steps:
Preforming is carried out to plate so that plate forms V shaped slab material;
Side shaping is carried out to V shaped slab material so that two side walls of V-type plate material are close toward each other further to form the car
Longeron;Wherein
Be above-mentioned preforming tool to the mould that plate carries out preforming, to the mould that plate carries out side shaping be on
Side shaping mould.
The additional aspect and advantage of the present invention will be set forth in part in the description, and partly will become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become from the description with reference to accompanying drawings below to embodiment
It is substantially and easy to understand, wherein:
Fig. 1 is the schematic diagram of preforming tool according to embodiments of the present invention;
Fig. 2 is the schematic diagram of plate according to embodiments of the present invention before and after preforming;
Fig. 3 is the schematic diagram of side shaping mould according to embodiments of the present invention;
Fig. 4 is the schematic diagram of plate according to embodiments of the present invention before and after the shaping of side;
Fig. 5 is the flow chart of vehicle rail moulding process according to embodiments of the present invention.
Reference:Preforming tool 100, upper mould 110, pre-patterned male mold 111, lower mould 120, preforming die 121, top
Flitch 130, side shaping mould 200, side shaping terrace die 210, sizing die wedge 220.
Specific embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings.Below with reference to
The embodiment of Description of Drawings is exemplary, it is intended to for explaining the present invention, and be not considered as limiting the invention.
In describing the invention, it is to be understood that term " " center ", " longitudinal direction ", " horizontal ", " length ", " width ",
" thickness ", " on ", D score, "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outward ", " up time
The orientation or position relationship of the instruction such as pin ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " be based on orientation shown in the drawings or
Position relationship, is for only for ease of the description present invention and simplifies description, rather than indicates or imply that the device or element of indication must
With specific orientation, with specific azimuth configuration and operation, therefore must be not considered as limiting the invention.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include at least one this feature.In describing the invention, " multiple " are meant that at least two, such as two, three
It is individual etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or it is integral;Can be that machinery connects
Connect, or electrically connect or can communicate each other;Can be joined directly together, it is also possible to be indirectly connected to by intermediary, can be with
It is connection or the interaction relationship of two elements of two element internals, unless otherwise clearly restriction.For this area
For those of ordinary skill, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
The vehicle rail process equipment of the embodiment of the present invention is described in detail with reference to Fig. 1 to Fig. 4.
The process program that the vehicle rail of the embodiment of the present invention is adopted for:Blanking and punching, preforming, side shaping and punching side
Punching, wherein preforming are for carrying out punching press to high-strength plate so that the first one-step forming of vehicle rail, side shaping can be to first one-step forming
Vehicle rail is processed further so that longeron substantially meets manufacture requirements.
Vehicle rail process equipment according to embodiments of the present invention includes preforming tool 100, and preforming tool 100 can be with
Initial processing is carried out to high-strength plate, preforming tool 100 includes mould 110, lower mould 120 and die pad 130.
Wherein, pre-patterned male mold 111, upper mould 110 and lower mould 120 are provided with one of them of upper mould 110 and lower mould 120
Another on be provided with and 111 corresponding preforming die 121 of pre-patterned male mold, die pad 130 run through preforming die 121
Bottom and can fluctuate.
The present invention specific example in, pre-patterned male mold 111 is provided with upper mould 110, be provided with lower mould 120 with
111 corresponding preforming die 121 of pre-patterned male mold.
As depicted in figs. 1 and 2, in pre-patterned male mold 111 and preforming 121 non-matched moulds of die, die pad 130 can be by
Plate is only against on pre-patterned male mold 111, plays a part of positioning;Then the court under the drive of upper mould 110 of pre-patterned male mold 111
Move to preforming die 121, the extruding plate of pre-patterned male mold 111, plate deforms upon, due to die pad 130 can on float downward
It is dynamic, therefore unnecessary metal can flow to bottom, stocky bottom roundings, and then can effectively overcome the vehicle rail after molding to send out
Raw resilience;After the completion of plate preforming, die pad 130 can move up to eject preformed member, facilitate pickup.
Pre-patterned male mold 111 can extrude plate so that plate is deformed upon, while die pad 130 is received when moving downward
Can move down to after downward active force, until pre-patterned male mold 111 and 121 matched moulds of preforming die are completed.Thus, closing
In mold process, unnecessary metal can flow to the bottom of longeron, it is to avoid unnecessary metal flows to the side wall of longeron and side wall occurs
Indent or the problem of type face distortion.
Alternatively, die pad 130 can be connected with the oil hydraulic cylinder on lower mould 120, recessed in pre-patterned male mold 111 and preforming
During 121 non-matched moulds of mould, die pad can be squeezed in plate on pre-patterned male mold 111, recessed in pre-patterned male mold 111 and preforming
During 121 matched moulds of mould, oil hydraulic cylinder can drive die pad 130 to move down, or oil hydraulic cylinder is no longer carried to die pad 130
For power, die pad can be moved down under the effect of the plate of deformation.
That is, die pad 130 can be convex with molding during the matched moulds of forming convax mould 111 and molding concave die 121
Mould 111 and molding concave die 121 participate in the forming process of plate together, and during sheet metal bending deforms, die pad 130 can be with
Move down come so that unnecessary metal is flowed at the bottom roundings of longeron, it is to avoid unnecessary metal flows to the side wall of longeron and goes out
Existing concave side wall or the problem of type face distortion.
Can be connected by ejector beam between die pad 130 and oil hydraulic cylinder, oil hydraulic cylinder drives ejector beam motion and then realizes
Die pad 130 fluctuates;It is, of course, understood that die pad 130 can also be joined directly together with oil hydraulic cylinder, as long as protecting
Card oil hydraulic cylinder can drive die pad 130 to fluctuate.
Specifically, when 121 matched moulds of forming convax mould 111 and molding concave die, forming convax mould 111 is moved down and stripper plate
Material, the middle part of plate are deformed upon first and are moved down, while oil hydraulic cylinder drives die pad 130 to move down, due to molding
Into the die pad that can be moved down, the bottom of molding concave die 121 no longer hinders metal flow to the bottom design of die 121, many
Remaining metal can be flowed at the bottom roundings of longeron, stocky bottom roundings, so as to effectively overcome the vehicle rail after molding to send out
Raw resilience;After the completion of matched moulds, forming convax mould 111 is moved up to be separated with molding concave die 121, and now oil hydraulic cylinder can drive
Dynamic die pad 130 is moved up and is ejected with the longeron by molding, to facilitate workman's pickup.
Can also be connected by elastic component between die pad 130 and lower mould 120, it is recessed in pre-patterned male mold 111 and preforming
During 121 non-matched moulds of mould, plate is against on pre-patterned male mold 111 under the elastic force effect of elastic component by die pad 130;In preforming
After 121 matched moulds of punch 111 and preforming die, die pad 130 is subject to extruding for the plate of deformation.
Preforming die 121 has the first inclined-plane and the second inclined-plane, the first inclined-plane, die pad 130 and the second inclined-plane limit
Die cavity is made, the first inclined-plane and the second inclined-plane are gradually distance from each other on direction from top to bottom.That is, the first inclined-plane
Lower end and the lower end on second inclined-plane the distance between of the distance between the upper end on upper end and the second inclined-plane more than the first inclined-plane.
It is understood that the pre-patterned male mold 111 coordinated with above-mentioned preforming die 121 is configured to substantially V-shaped structure,
After the completion of 121 matched moulds of pre-patterned male mold 111 and preforming die, plate is extruded as V-arrangement shape, and then completes the preformation of plate
Type.
The alignment pin for plate is positioned is provided with die pad 130, alignment pin can include circular pegs and rhombus pin,
Circular pegs are separately positioned on the two ends of die pad 130 with rhombus pin.
Circular pegs and rhombus pin can pass through plate, and then plate is firmly positioned on die pad 130, and due to
Alignment pin is variform circular pegs and rhombus pin, and then plate is not easily shifted, is installed more stable.
The vehicle rail process equipment of the embodiment of the present invention also includes side shaping mould 200, and side shaping mould 200 includes side
Shaping terrace die 210 and sizing die wedge 220, the sizing die wedge 220 can move to adjust vehicle towards side shaping terrace die 210
Angle between the side wall of longeron and diapire.
, after the preprocessing that have passed through preforming tool 100, the angle between two side and diapire is larger for plate, general big
In 90 °, side shaping mould 200 is at this moment needed to be processed further preforming plate;
As shown in Figure 3 and Figure 4, preforming plate is put upside down and puts on side shaping terrace die 210 so that preforming plate is coated
On side shaping terrace die 210, then the sizing die wedge 220 of both sides reduces side wall and bottom towards the side wall motion of vehicle rail
Angle between wall, makes longitudinal beam structure basic forming.
In some embodiments of the invention, the inwall of the side wall of side shaping terrace die 210 and corresponding sizing die wedge 220
Face is parallel.As a result, the side wall of side shaping terrace die 210 is easy with the sidewall contact of longeron, facilitate sizing die wedge 220 more preferable
Ground processing vehicle rail.
In some embodiments of the invention, the angle between sizing die wedge 220 and horizontal plane is α, and the α meets:
60°≤α≤80°.Preferably, α=70 °.Inventor is had found through repeatedly research, when between sizing die wedge 220 and horizontal plane
Angle when being above range value, the molding effect of vehicle rail is best.
Vehicle rail process equipment also includes blanking and piercing die, and plate needs blanking and piercing die before preforming on plate
Formed location hole with detent fit.Specifically, circular port and diamond hole, circular port and die pad can be formed on plate
Circular pegs on 130 coordinate, and diamond hole is coordinated with the rhombus pin on die pad 130.
Vehicle rail process equipment also includes side piercing die, after the processing of side shaping mould 200, side blow casement
Tool can form installing hole on vehicle rail.Be provided with many installing holes on vehicle rail, installing hole be used to assembling other zero
Part, the side piercing die of the present invention are used to form above-mentioned installing hole.
Vehicle rail process equipment according to embodiments of the present invention, can eliminate longeron concave side wall and type face resilience distortion
Problem, the quality of stamping parts greatly improved.
The vehicle rail process equipment of the embodiment of the present invention, the longeron curved surface forming production breakdown of thick blankses high-strength plate be
Preforming and side shaping two procedures, such that it is able to significantly improve part accuracy.By practical proof, straight forming concave side wall
All it is greatly improved with the distortion of longeron bottom surface, the qualification rate of high-strength plate longeron can reach more than 90%.And presentation quality
Improve a lot, product molding plucking is completely eliminated.
The longeron moulding process of the embodiment of the present invention is briefly described below.
It is as shown in figure 5, being punched out to plate initially with blanking and piercing die so that location hole is molded on plate, fixed
Position hole can include a circular hole and a diamond hole;
Carry out preforming to plate using the preforming tool 100 in above-described embodiment, the round pin on preforming plate and
Rhombus pin can be each passed through circular hole and diamond hole to realize the precise positioning of plate, then pre-patterned male mold 111 and preforming
To complete the preforming to plate, the plate after molding is V shaped slab material to 121 matched moulds of die;
V shaped slab material is processed further using side shaping mould 200, the sizing die wedge 220 on side shaping mould 200
Two side walls of extruding V shaped slab material so that two side walls of V shaped slab material are close toward each other, and then V shaped slab material is shaped to vehicle
Longeron, the so far processing of plate are basically completed;
Finally, side punching is carried out to vehicle rail using side piercing die, so that installing hole is formed on vehicle rail.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
Example ", or the description of " some examples " etc. mean specific features with reference to the embodiment or example description, structure, material or spy
Point is contained at least one embodiment or example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.And, the specific features of description, structure, material or feature can be with office
Combined in one or more embodiments or example in an appropriate manner.Additionally, in the case of not conflicting, the skill of this area
The feature of the different embodiments or example described in this specification and different embodiments or example can be tied by art personnel
Close and combine.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changes, replacing and modification.
Claims (10)
1. a kind of vehicle rail process equipment, it is characterised in that include:Preforming tool, the preforming tool include:Upper mould
With lower mould, the upper mould and the lower mould one of them on be provided with the another of pre-patterned male mold, the upper mould and the lower mould
Preforming die corresponding with the pre-patterned male mold is provided with one;And
Die pad, the die pad are through the bottom of the preforming die and recessed in the pre-patterned male mold and the preforming
Can fluctuate during mould matched moulds.
2. vehicle rail process equipment according to claim 1, it is characterised in that the upper mould is provided with the preforming
Punch, the lower mould are provided with the preforming die, and oil hydraulic cylinder, the oil hydraulic cylinder and the top are additionally provided with the lower mould
Flitch is connected to drive the die pad to fluctuate.
3. vehicle rail process equipment according to claim 1, it is characterised in that the preforming die is oblique with first
Face and the second inclined-plane, first inclined-plane, the die pad and second inclined-plane limit die cavity, first inclined-plane with
Second inclined-plane is gradually distance from each other on direction from top to bottom.
4. vehicle rail process equipment according to claim 1, it is characterised in that be provided with the die pad for will
The alignment pin of plate positioning.
5. vehicle rail process equipment according to claim 4, it is characterised in that the alignment pin includes:Circular pegs and
Rhombus pin, the circular pegs are separately positioned on the two ends of the die pad with the rhombus pin.
6. vehicle rail process equipment according to claim 1, it is characterised in that also include:Side shaping mould, the side
Shaping mould includes:Side shaping terrace die and sizing die wedge, the sizing die wedge are arranged on the both sides of the side shaping terrace die,
The sizing die wedge can move to adjust the folder between the side wall of the vehicle rail and diapire towards the side shaping terrace die
Angle.
7. vehicle rail process equipment according to claim 6, it is characterised in that the sizing die wedge and the level
Angle between face is α, and the α meets:60°≤α≤80°.
8. vehicle rail process equipment according to claim 4, it is characterised in that also include:Blanking and piercing die, it is described fall
Material perforating die on the plate formed location hole with the detent fit.
9. vehicle rail process equipment according to claim 1, it is characterised in that also include:Side piercing die, the side
Punching die is for forming installing hole on the vehicle rail.
10. a kind of vehicle rail moulding process, it is characterised in that comprise the steps:
Preforming is carried out to plate so that plate forms V shaped slab material;
Side shaping is carried out to V shaped slab material so that two side walls of V-type plate material are vertical near the vehicle is further formed toward each other
Beam;Wherein
The mould that preforming is carried out to plate is the preforming tool any one of claim 1-10, carries out side to plate
The mould of shaping is the side shaping mould any one of claim 6-7.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201611202514.0A CN106583586A (en) | 2016-12-23 | 2016-12-23 | Vehicle longitudinal beam machining equipment and vehicle longitudinal beam molding process |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201611202514.0A CN106583586A (en) | 2016-12-23 | 2016-12-23 | Vehicle longitudinal beam machining equipment and vehicle longitudinal beam molding process |
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Family
ID=58603150
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CN201611202514.0A Pending CN106583586A (en) | 2016-12-23 | 2016-12-23 | Vehicle longitudinal beam machining equipment and vehicle longitudinal beam molding process |
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Cited By (4)
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CN107052188A (en) * | 2017-06-22 | 2017-08-18 | 安徽江淮汽车集团股份有限公司 | A kind of crossbeam manufacturing process and mould |
CN107199448A (en) * | 2017-06-13 | 2017-09-26 | 新乡市振英机械设备有限公司 | A kind of press-loading device of spin vibration sieve dust cover |
CN109954769A (en) * | 2019-04-30 | 2019-07-02 | 冯程阳 | A kind of stamping parts punching press method for controlling springback |
CN109967613A (en) * | 2017-12-28 | 2019-07-05 | 上海众大汽车配件有限公司 | One kind being used for automobile rear longitudinal girder inner reinforcing elements mold |
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CN107199448A (en) * | 2017-06-13 | 2017-09-26 | 新乡市振英机械设备有限公司 | A kind of press-loading device of spin vibration sieve dust cover |
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CN109967613A (en) * | 2017-12-28 | 2019-07-05 | 上海众大汽车配件有限公司 | One kind being used for automobile rear longitudinal girder inner reinforcing elements mold |
CN109967613B (en) * | 2017-12-28 | 2024-04-09 | 上海众大汽车配件有限公司 | Inside reinforcement mould for automobile rear longitudinal beam |
CN109954769A (en) * | 2019-04-30 | 2019-07-02 | 冯程阳 | A kind of stamping parts punching press method for controlling springback |
CN109954769B (en) * | 2019-04-30 | 2020-05-05 | 安徽和泰汽车配件股份有限公司 | Stamping part stamping springback control method |
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