CN105583570B - The sharp rib restorative procedure of Press Tools for Automobiles - Google Patents

The sharp rib restorative procedure of Press Tools for Automobiles Download PDF

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Publication number
CN105583570B
CN105583570B CN201610098618.5A CN201610098618A CN105583570B CN 105583570 B CN105583570 B CN 105583570B CN 201610098618 A CN201610098618 A CN 201610098618A CN 105583570 B CN105583570 B CN 105583570B
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China
Prior art keywords
automobiles
press tools
sharp rib
welding
sharp
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CN201610098618.5A
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Chinese (zh)
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CN105583570A (en
Inventor
孙胜伟
李惠龙
陆飞雪
密思斌
张宇梁
赵绍昕
马敬民
卢宝源
刘广超
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一汽-大众汽车有限公司
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Priority to CN201610098618.5A priority Critical patent/CN105583570B/en
Publication of CN105583570A publication Critical patent/CN105583570A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23POTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P6/00Restoring or reconditioning objects
    • 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
    • B21D37/00Tools as parts of machines covered by this subclass
    • B21D37/10Die sets; Pillar guides

Abstract

This application discloses a kind of sharp rib restorative procedure of Press Tools for Automobiles, including step:S01, to Press Tools for Automobiles carry out type surface analysis, the restoring area of compression mould and reparation amount in automobile are determined according to analysis result;S02, in the restoring area bevel, freezed in the groove, wlding fills up the groove;S03, according to the reparation amount determined in the step S01, the reparation area after freezing is machined, the type face of restoring area is returned to design mode face.Sharp rib restorative procedure in the present invention passes through to Press Tools for Automobiles carry out type surface analysis; determine local route repair region; the reparation for completing sharp rib is freezed and is machined by part; with it is existing the sharp rib diel of vehicle body is replicated after bedding-in or bedding-in again again is carried out after overall drop milling to mould again; or new projects' mould does the existing modes such as two sets of identical punch-pin are standby each other and compared; cost is greatly reduced, shortens repairing efficiency.

Description

The sharp rib restorative procedure of Press Tools for Automobiles

Technical field

The present invention relates to automobile die technology field, the sharp rib restorative procedure of more particularly to a kind of Press Tools for Automobiles.

Background technology

Popular group's beginning of this century using the sharp keen design to show unique characteristics, will show vehicle body characteristic crest line (i.e. characteristic curve) Acutance radius R accomplishes close to 0 value (hereinafter referred to as " the sharp rib of vehicle body "), makes that automobile is more hale and more hearty, has type, fashion, innervation.It is this The sharp rib of vehicle body is formed by the stamping part die stamped with sharp rib, i.e., it is zero the punch-pin crest line R of mould first to be chosen into milling, and Coordinate punch-pin crest line R to carry out suppressing shaping with cavity plate, punching press plate is fully wrapped up crest line R and shape extremely sharp keen moulding, come Realize the sharp rib effect of bodywork parts.

Problems be present in actual production in the sharp rib diel of vehicle body:1st, the mould crest line of sharp rib shaping area is too sharp, Easy to wear under the conditions of high speed, the punching production of high pressure, the mould crest line after abrasion can cause production status change and stamping parts The variation of crest line effect, reflect on vehicle the quality problems such as vehicle body crest line rust, crest line acutance can be caused uneven.2nd, punching press The accidental injury in mould service phase of the sharp rib of mould is unavoidable (such as debris pressure wound, polishing damage etc.).In a word, vehicle body The sharp rib of sharp rib diel easily deforms, and influences the forming quality of the sharp rib of vehicle body.

In order to solve the above problems, existing three kinds of solution methods are ground again after the sharp rib diel of vehicle body is replicated Match somebody with somebody;Or bedding-in again again is carried out after overall drop milling to mould;Or to make two sets of identical punch-pin standby each other for new projects' mould. But first two mode cost is too high (cost is more than 1,000,000 yuan), cycle length (more than 10 months time), it is difficult to meet to give birth to Production demand.Because after occurring accidental injury in mould production process, it is necessary to the sharp rib punching press of vehicle body (within one week) in the short time Mould is completed to repair, and otherwise causes the heavy economic losses such as stopping production;The third method is less economical, and cost is high.

In summary, how to solve the problems, such as that sharp rib rehabilitation cost height, the cycle of the sharp rib diel of vehicle body are long, become Those skilled in the art's urgent problem to be solved.

The content of the invention

In view of this, it is an object of the invention to provide a kind of sharp rib restorative procedure of Press Tools for Automobiles, to reduce mould Sharp rib rehabilitation cost, shorten repairing efficiency.

To reach above-mentioned purpose, the present invention provides following technical scheme:

A kind of sharp rib restorative procedure of Press Tools for Automobiles, including step:

S01, to Press Tools for Automobiles carry out type surface analysis, the restoring area of Press Tools for Automobiles is determined according to analysis result With reparation amount;

S02, in the restoring area bevel, freezed in the groove, wlding fills up the groove;

S03, according to the reparation amount determined in the step S01, the restoring area after freezing is machined, The type face of restoring area is set to return to design mode face.

Preferably, in the sharp rib restorative procedure of above-mentioned Press Tools for Automobiles, step is also included after the step S03 S04:Advanced study and training fairing processing by hand is carried out to the reparation area after machining.

Preferably, in the sharp rib restorative procedure of above-mentioned Press Tools for Automobiles, step is also included after the step S04 S05:The type face reparation result of sharp rib after reparation is detected.

Preferably, it is described to automobile in the step S01 in the sharp rib restorative procedure of above-mentioned Press Tools for Automobiles Diel carry out type surface analysis is the surface cloud data that Press Tools for Automobiles is obtained by optical scanning device, by acquisition Archetype surface state is analyzed when the theoretical digital-to-analogue or operation of surface cloud data and Press Tools for Automobiles.

Preferably, in the sharp rib restorative procedure of above-mentioned Press Tools for Automobiles, freezing using weldering in the step S02 The welding method that silk edge sealing, layering welding, packet welding and point sequence welding are combined;The welding wire edge sealing is first before welding Welding wire is fixed on the edge inwall of groove;The layering is welded as from the inside to the outside dividing along the depth direction of the groove If dried layer is successively welded;The packet is welded as when be layered one layer of welding of outermost of welding, along the length of groove Groove is divided into some groups by direction, is welded by group along the length direction of groove;Described point of sequence is welded as carrying out being grouped welding During per bond pads, it is divided into some sections per length direction of the bond pads along groove, every section includes some welding sequences, according to the order Every section of welding is carried out, and the junction between section and section, group and group is staggeredly welded.

Preferably, in the sharp rib restorative procedure of above-mentioned Press Tools for Automobiles, the machining bag in the step S03 Include following steps:

S031, centering:Positioning centering is carried out using the positioning hole of Press Tools for Automobiles;

S032, to knife:Check whether cutter path and procedure are accurate;

S033, roughing:Surplus is 0.15mm~0.25mm after time processing;

S034, finishing:Surplus is 0.02mm-0.06mm after time processing;

S035, crackle is checked for, mend stifled sand holes.

Preferably, in the sharp rib restorative procedure of above-mentioned Press Tools for Automobiles, in the step S032 to knife process Also aid in adjusting cutter Z-direction processing zero point using white developer.

Preferably, in the sharp rib restorative procedure of above-mentioned Press Tools for Automobiles, the manual advanced study and training light in the step S04 Height overall is uniformly reduced when being researched along processing, and complete time of advanced study and training are intersected in entire scope during advanced study and training, then it is overall Gently fairing one time, and it is misaligned to research region stop position twice;Allowance is wanted in advanced study and training to the end at crest line, with oilstone or alloy Plate fairing is ground, prevents from being beaten at crest line low;Finally being stained with washing oil with oilstone burnt-in sand paper and integrally polished makes overall drop-over good;Research scope To trimming line.

Preferably, in the sharp rib restorative procedure of above-mentioned Press Tools for Automobiles, in the step S05 to reparation after Repair the method that result is detected in the type face of sharp rib:Press Tools for Automobiles after repairing is obtained by optical scanning device Surface cloud data, the sharp rib cross-sectional curve of the theoretical digital-to-analogue of sharp rib cross-sectional curve and Press Tools for Automobiles after repairing is taken to carry out Contrast, will be concentric right after the segmental arc of the sharp rib cross-sectional curve of theoretical digital-to-analogue chord length identical with the sharp rib cross-sectional curve interception after reparation Together, the action difference for latter two fitting circle of aliging is taken to be got over as a standard detection value for evaluating sharp rib change, standard detection value It is small, then it is higher to repair degree.

Compared with prior art, the beneficial effects of the invention are as follows:

The sharp rib restorative procedure of Press Tools for Automobiles provided by the invention is first to Press Tools for Automobiles carry out type surface analysis, root The restoring area and reparation amount of Press Tools for Automobiles are determined according to analysis result, afterwards in restoring area bevel, is entered in groove Row freezes, and wlding fills up groove, and the restoring area after freezing is machined according to reparation amount, makes the type face of restoring area Return to design mode face.It can be seen that by Press Tools for Automobiles carry out type surface analysis, determining local route repair region, passing through part Freeze and be machined the reparation for completing sharp rib, with it is existing the sharp rib diel of vehicle body is replicated after bedding-in or to mould again Bedding-in is compared again again after the overall drop milling of tool progress, is greatly reduced cost, is shortened repairing efficiency.

Brief description of the drawings

In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this The embodiment of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis The accompanying drawing of offer obtains other accompanying drawings.

Fig. 1 is a kind of schematic flow sheet of the sharp rib restorative procedure of Press Tools for Automobiles provided in an embodiment of the present invention;

Fig. 2 is a kind of groove backing weld sequential schematic of Press Tools for Automobiles provided in an embodiment of the present invention;

Fig. 3 is a kind of groove cover welding sequential schematic of Press Tools for Automobiles provided in an embodiment of the present invention;

Fig. 4 is that a kind of sharp rib of the sharp rib restorative procedure of Press Tools for Automobiles provided in an embodiment of the present invention repairs result inspection Sharp rib bias schematic diagram during survey;

Fig. 5 is that a kind of sharp rib of the sharp rib restorative procedure of Press Tools for Automobiles provided in an embodiment of the present invention repairs result inspection The concentric schematic diagram of the sharp rib of chord length such as during survey.

Wherein, the direction of arrow is welding direction, and numeral is expressed as welding sequence, A be actually measure sharp rib cross-sectional curve, B is the sharp rib cross-sectional curve of theoretical digital-to-analogue.

Embodiment

The core of the present invention there is provided a kind of sharp rib restorative procedure of Press Tools for Automobiles, can reduce automobile stamping mould The sharp rib rehabilitation cost of tool, shortens repairing efficiency.

Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made Embodiment, belong to the scope of protection of the invention.

Fig. 1 is refer to, it is hereinafter referred to as sharp the embodiments of the invention provide a kind of sharp rib restorative procedure of Press Tools for Automobiles Rib restorative procedure, comprises the following steps:

Step S01, die face is analyzed;To Press Tools for Automobiles carry out type surface analysis, automobile is determined according to analysis result The restoring area and reparation amount of diel.

Step S02, in restoring area bevel, groove parameter is according to different Press Tools for Automobiles and combines practical experience It is determined that;Suitable welding wire is selected according to Press Tools for Automobiles material and groove parameter, freezed in groove, welding is completed Afterwards, wlding fills up groove, restoring area is had enough machine-finish allowances.Welding can use drawing die crest line built-up welder.

Step S03, according to the reparation amount determined in step S01, the reparation area after freezing is machined, makes reparation The type face in region returns to design mode face, i.e. archetype face, the sharp rib of restoring automobile diel.

Above-mentioned sharp rib restorative procedure is by Press Tools for Automobiles carry out type surface analysis, determining local route repair region, leading to Cross it is local freeze and be machined the reparation for completing sharp rib, with after the existing sharp rib diel duplication by vehicle body again bedding-in or Person greatly reduces cost, shortens repairing efficiency to bedding-in is compared again again after the overall drop milling of mould progress.

Further, in the present embodiment, step S04 is also included after step S03:To the restoring area after machining Carry out by hand advanced study and training fairing processing, the sharp rib type face after reparation is closer to archetype face, and make restoring area with it is other Region smoothly transition, improve repairing quality.

Further, in the present embodiment, step S05 is also included after step S04:To the type face of the sharp rib after reparation Repair result to be detected, whether consistent with the sharp rib type face of Theoretical Design detect it.

In the present embodiment, it is specially to Press Tools for Automobiles carry out type surface analysis in step S01:Pass through optical scanner Equipment (can be laser scanning or blue light scanning) obtains the surface cloud data of Press Tools for Automobiles, by the surface point cloud of acquisition Archetype surface state is analyzed when the theoretical digital-to-analogue or operation of data and Press Tools for Automobiles, and the one of the present embodiment use Kind optical scanning device is ATOS three-dimensional optical scanners.Restoring area and reparation amount are determined according to the result of comparative analysis.

In the present embodiment, freezing specifically using welding wire edge sealing, layering welding, packet welding and point sequence in step S02 The welding method being combined is welded, avoids the generation of local welding defect.Wherein, welding wire edge sealing is before welding first by weldering Silk is fixed on the edge inwall of groove, can be fixed by spot welding, then welding gun by location of workpiece striking to being fixed on slope Welding wire on the inwall of mouth edge, makes welding wire fine melt, avoids edge from shrinking undercut, so as to avoid between wlding and bevelled edge The defects of stomata be present.

If layering is welded as dividing dried layer successively to be welded from the inside to the outside along the depth direction of groove, specifically, can first exist The fringe region of groove and the bottom section of groove weld one layer of shop fixtures, then carry out capping to shop fixtures region successively and freeze, every layer Suitable welding wire select in welding, it is preferable that the hardness of capping welding wire is higher, the number of plies of welding according to Press Tools for Automobiles with The depth of groove is determined, and can be two layers, three layers.

Packet is welded as when be layered one layer of welding of outermost of welding, that is, when carrying out cover welding, along the length of groove Groove is divided into some groups by degree direction, is welded by group along the length direction of groove.When being welded using packet in order to avoid heat not Cause the generation of weld defect.Certainly, the welding for other layers can also use packet welding.

Point sequence is welded as being welded according to certain order in overall process is welded, and specially is carrying out being grouped the every of welding During bond pads, every group is divided into some sections along groove length direction, and some welding sequences are included in every section, is carried out according to the order every Section, every group of welding, and the junction between section and section are staggeredly welded, and carry out repair welding to measuring inadequate place in time.Fig. 2 gives A kind of welding sequence of the groove bottom of Press Tools for Automobiles is gone out, the numeral in Fig. 2 represents the serial number of welding, and Fig. 3 is provided The welding sequence of groove capping, including along groove length direction first group, second group etc. is followed successively by, first group of interior edge groove side To being divided into three sections, other groups similar with first group of order.The welding of point sequence is to further avoid heat inequality from causing to weld Connect the generation of defect.

By above-mentioned welding method, the local welding reparation to Press Tools for Automobiles can be realized, and side will not be produced The weld defects such as edge undercut, deformation, crackle, stomata, it ensure that the stability in use of the sharp rib after repairing.

In the present embodiment, the machining in step S03 specifically includes following steps:

Step S031, centering:Positioning centering is carried out using the positioning hole of Press Tools for Automobiles.

Step S032, to knife:Check whether cutter path and procedure are accurate.

Step S033, roughing:According to different situations, choose suitable machined parameters and carry out roughing, it is remaining after time processing Measure as 0.15mm~0.25mm.More specifically, φ 30mm cutters for example can be selected, it is 1.0mm to determine step pitch, is stayed after time processing Allowance 0.2mm, a region processing run time 18-22 minute.

Step S034, finish:Choose suitable machined parameters to be finished, cutter path can be carried out according to being actually needed Adjustment, it is preferred that emphasis is the control amount of feeding and machining direction, surplus is 0.02mm-0.06mm after time processing.Specifically, such as can From φ 30mm cutters, it is 0.4mm to determine step pitch, allowance 0.02mm is stayed after time processing, when a region processing is run Between 54-66 minutes.

Step S035, crackle is checked for, mends stifled sand holes.

Further, the aim at tool operation in step S032 is optimized, can also be using white developer come auxiliary during to knife Help adjustment cutter Z-direction processing zero point.Make more accurate to knife.

In the present embodiment, the manual advanced study and training fairing processing in step S04 is specially:After mechanical machining is complete, use Abrasive machine, oilstone, alloy grind plate and different model sand paper, and advanced study and training fairing processing by hand is carried out to machining area.Wanted during advanced study and training Lead overall uniformly to reduce height when being researched, main points during advanced study and training be overall uniformly to be reduced when being researched it is high Degree, to intersect complete time of advanced study and training, then overall gently fairing one time during advanced study and training in entire scope, and research region stop position twice It is misaligned;Allowance is wanted in advanced study and training to the end at crest line, and plate fairing is ground with oilstone or alloy, prevents from being beaten at crest line low;Finally with oil Stone burnt-in sand paper, which is stained with washing oil and integrally polished, makes overall drop-over good;Research at scope to trimming line.

The sharp prismatic state of the Press Tools for Automobiles after advanced study and training needs to carry out quantitative measurement and analysis by hand, but sharp rib is sharp Moulding cause three-dimensional coordinates measurement equipment can not be measured to it.Therefore a kind of new mode is needed to measure and judge automobile The sharp rib of diel repairs the quality of state.By research, the basic reason for finding sharp rib abrasion is that crest line section circular arc becomes Blunt, as shown in figure 5, after abrasion, the sharp rib cross-sectional curve B of the theoretical digital-to-analogue of Press Tools for Automobiles becomes the sharp rib greatly actually measured Cross-sectional curve A (the sharp rib cross-sectional curve A after repairing).Therefore, the sharp rib cross-sectional curve B of theoretical digital-to-analogue is sharp with actually measuring Arc heights of roofs difference L after rib cross-sectional curve A arranged concentrics in theory can be as the yardstick for weighing sharp rib change.It is but real In the production process on border, the sharp rib of product tend not to theoretical digital-to-analogue be fully formed unanimously, along with measurement and clamping error, Sharp rib cross-sectional curve Bs and decentraction of the sharp rib cross-sectional curve A actually measured with theoretical digital-to-analogue, as shown in Figure 4.In this case Continue that by the use of arc heights of roofs difference L as evaluation index resultant error can be caused.To solve this problem, in the present embodiment, step Repair the method that result is detected in the type face to the sharp rib after reparation in rapid S05:Obtained and repaiied by optical scanning device The surface cloud data of Press Tools for Automobiles after multiple, take the theory of sharp the rib cross-sectional curve A and Press Tools for Automobiles after repairing The sharp rib cross-sectional curve B of digital-to-analogue is contrasted, and the segmental arc of certain chord length is intercepted on the sharp rib cross-sectional curve B of theoretical digital-to-analogue, and The segmental arc of identical chord length is intercepted on sharp rib cross-sectional curve A after repair, the both ends of two sections of chord length identical segmental arcs are alignd, i.e., Concentric alignment can be completed, takes the action difference L of two fitting circles after alignment as a standard detection for evaluating sharp rib change Value, standard detection value is smaller, then reparation degree is higher, and action difference L is negative, then it represents that rust, action difference L are on the occasion of then Represent to become sharp.Also determine to repair area using the method similar with step S05 in the die face analysis in carrying out step S01 Domain and reparation amount.

The sharp rib restorative procedure of Press Tools for Automobiles can carry out sharp rib reparation for punch-pin, can also enter for cavity plate The sharp rib reparation of row.In particular,, can be to cavity plate when detecting repairing effect unobvious by above-mentioned S05 methods after punch-pin is repaired Relevant position optimizes processing (brush plating or advanced study and training of freezing), increases suppressing to ensure repairing effect for shaping.

Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other The difference of embodiment, between each embodiment identical similar portion mutually referring to.

The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or using the present invention. A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one The most wide scope caused.

Claims (8)

1. the sharp rib restorative procedure of a kind of Press Tools for Automobiles, it is characterised in that including step:
S01, to Press Tools for Automobiles carry out type surface analysis, the restoring area of Press Tools for Automobiles is determined according to analysis result and repaiied Complexor;
S02, in the restoring area bevel, freezed in the groove, wlding fills up the groove;Described freeze is adopted The welding method being combined with welding wire edge sealing, layering welding, packet welding and point sequence welding;The welding wire edge sealing is in welding It is preceding that first welding wire is fixed on the edge inwall of groove;The layering be welded as depth direction along the groove by it is interior extremely If point dried layer is successively welded outside;The packet is welded as when be layered one layer of welding of outermost of welding, along groove Groove is divided into some groups by length direction, is welded by group along the length direction of groove;Described point of sequence is welded as carrying out packet weldering During the every bond pads connect, it is divided into some sections per length direction of the bond pads along groove, every section includes some welding sequences, according to this Order carries out every section of welding, and the junction between section and section, group and group is staggeredly welded;
S03, according to the reparation amount determined in the step S01, the restoring area after freezing is machined, makes to repair The type face in multiple region returns to design mode face.
2. the sharp rib restorative procedure of Press Tools for Automobiles according to claim 1, it is characterised in that the step S03 it Also include step S04 afterwards:Advanced study and training fairing processing by hand is carried out to the restoring area after machining.
3. the sharp rib restorative procedure of Press Tools for Automobiles according to claim 2, it is characterised in that the step S04 it Also include step S05 afterwards:The type face reparation result of sharp rib after reparation is detected.
4. the sharp rib restorative procedure of Press Tools for Automobiles according to claim 1, it is characterised in that in the step S01 It is described to Press Tools for Automobiles carry out type surface analysis for pass through optical scanning device obtain Press Tools for Automobiles surface point cloud Data, by the theoretical digital-to-analogue of the surface cloud data of acquisition and Press Tools for Automobiles or when going into operation, archetype surface state is contrasted Analysis.
5. the sharp rib restorative procedure of Press Tools for Automobiles according to claim 1, it is characterised in that in the step S03 Machining comprise the following steps:
S031, centering:Positioning centering is carried out using the positioning hole of Press Tools for Automobiles;
S032, to knife:Check whether cutter path and procedure are accurate;
S033, roughing:Surplus is 0.15mm~0.25mm after time processing;
S034, finishing:Surplus is 0.02mm-0.06mm after time processing;
S035, crackle is checked for, mend stifled sand holes.
6. the sharp rib restorative procedure of Press Tools for Automobiles according to claim 5, it is characterised in that in the step S032 Also aid in adjusting cutter Z-direction processing zero point using white developer to knife process.
7. the sharp rib restorative procedure of Press Tools for Automobiles according to claim 2, it is characterised in that in the step S04 Manual advanced study and training fairing processing overall uniformly to reduce height when being researched, advanced study and training are intersected in entire scope during advanced study and training Complete time, then overall gently fairing one time, and it is misaligned to research region stop position twice;Allowance is wanted in advanced study and training to the end at crest line, Plate fairing is ground with oilstone or alloy, prevents from being beaten at crest line low;Finally being stained with washing oil with oilstone burnt-in sand paper and integrally polished makes entirety suitable Connect;Research at scope to trimming line.
8. the sharp rib restorative procedure of Press Tools for Automobiles according to claim 3, it is characterised in that in the step S05 The method that result is detected of being repaired to the type face of the sharp rib after reparation be:Vapour after repairing is obtained by optical scanning device The surface cloud data of car diel, take the sharp rib of the theoretical digital-to-analogue of sharp rib cross-sectional curve and Press Tools for Automobiles after repairing Cross-sectional curve is contrasted, by the sharp rib cross-sectional curve of theoretical digital-to-analogue chord length identical with the sharp rib cross-sectional curve interception after reparation Concentric alignment after segmental arc, a standard detection value of the action difference for latter two fitting circle of aliging as the sharp rib change of evaluation is taken, Standard detection value is smaller, then it is higher to repair degree.
CN201610098618.5A 2016-02-23 2016-02-23 The sharp rib restorative procedure of Press Tools for Automobiles CN105583570B (en)

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CN105904151B (en) * 2016-05-24 2018-07-27 沈阳航空航天大学 Thin-wall part combined-repair method based on pulse welding and laser gain material reparation
CN107774775B (en) * 2016-08-29 2019-05-14 中国第一汽车股份有限公司 A kind of anti-convex forming method of vehicle body crest line
CN106649926B (en) * 2016-09-21 2019-12-03 中国科学院上海光学精密机械研究所 The planing method in the fairing region of fairing processing
CN107999640B (en) * 2016-10-28 2019-07-09 上海赛科利汽车模具技术应用有限公司 Vehicle exterior cladding element model compensatation method
CN107127523A (en) * 2017-04-13 2017-09-05 滁州市东华模具制造有限公司 A kind of restorative procedure of cold stamping die for automobile coverage piece
CN108971884A (en) * 2018-10-10 2018-12-11 滁州岳众汽车零部件有限公司 A kind of sharp rib restorative procedure of the automation of Press Tools for Automobiles

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US6701615B2 (en) * 2002-03-08 2004-03-09 General Electric Company Inspection and sorting system and method for part repair
FR2882533B1 (en) * 2005-02-25 2007-07-06 Snecma Moteurs Sa Process for repairing monobloc aubing disk, beginning and end of countryside test
CN102328182A (en) * 2011-09-02 2012-01-25 万泰工业(大连)有限公司 Automotive half-axle swing forging die repairing process
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