CN105583570A - Sharp ridge repair method for automobile stamping mould - Google Patents
Sharp ridge repair method for automobile stamping mould Download PDFInfo
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- CN105583570A CN105583570A CN201610098618.5A CN201610098618A CN105583570A CN 105583570 A CN105583570 A CN 105583570A CN 201610098618 A CN201610098618 A CN 201610098618A CN 105583570 A CN105583570 A CN 105583570A
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- press tools
- welding
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- sharp rib
- repair
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P6/00—Restoring or reconditioning objects
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- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
- Mounting, Exchange, And Manufacturing Of Dies (AREA)
- Automobile Manufacture Line, Endless Track Vehicle, Trailer (AREA)
Abstract
The invention discloses a sharp ridge repair method for an automobile stamping mould. The sharp ridge repair method comprises the following steps: S01, carrying out molded surface analysis on the automobile stamping mould, and determining a repair area and repair amount of the automobile stamping mould according to an analysis result; S02, forming a groove in the repair area, carrying out burn repair welding in the groove, and filling the groove with a welding material; and S03, according to the repair amount determined in the step S01, carrying out mechanical processing on the repair area subjected to the burn repair welding, so that the molded surface of the repair area is restored to a designed molded surface. According to the sharp ridge repair method disclosed by the invention, molded surface analysis is carried out on the automobile stamping mould to determine a local repair area, and the repair for sharp ridges is completed by virtue of local burn repair welding and mechanical processing; and in comparison with current ways of re-spotting an automobile body sharp ridge stamping mould after copying the automobile body sharp ridge stamping mould or re-spotting the automobile body sharp ridge stamping mould after carrying out integral reduction milling on the mould or making two sets of same convex moulds, a backup of each other, for a new project mould, the cost is greatly reduced, and the repair period is shortened.
Description
Technical field
The present invention relates to automobile die technical field, particularly a kind of sharp rib reparation of Press Tools for AutomobilesMethod.
Background technology
Popular group adopts the sharp keen design showing unique characteristics the beginning of this century, will show vehicle body characteristic crest line (Characteristic curve) acutance radius R accomplish to approach 0 value (hereafter " the sharp rib of vehicle body "), make automobile moreAdd hale and hearty, have type, fashion, an innervation. The sharp rib of this vehicle body is by having the stamping part die punching press of sharp ribManufacture forms, and first the punch crest line R of mould being chosen to milling is zero, and coordinates punch crest line R to carry out with dieSuppress shaping, make punching press plate fully wrap up the crest line R extremely sharp keen moulding that is shaped, realize bodywork partsSharp rib effect.
There is following problem in the sharp rib diel of vehicle body: 1, the mould rib of sharp rib shaping area in the time of actual productionLine is too sharp, and easy to wear under the punching production condition of high speed, high pressure, the mould crest line after wearing and tearing can causeProduction status changes and the variation of stamping parts crest line effect, be reflected on car load, can cause vehicle body crest line rust,The quality problems such as crest line acutance is inhomogeneous. 2, the accidental injury within the mould military service phase of the sharp rib of diel is nothing(such as foreign material pressure wound, the polishing damage etc.) that method is avoided. In a word, the sharp rib of the sharp rib diel of vehicle bodyEasily deform, affect the forming quality of the sharp rib of vehicle body.
In order to address the above problem, existing three kinds of solutions are after sharp vehicle body rib diel is copiedAgain bedding-in; Or mould is carried out to entirety and fall after milling again bedding-in again; Or new projects' mould makees two coversIdentical punch is for subsequent use each other. But first two mode cost too high (cost is more than 1,000,000 yuan),In the cycle long (time is more than 10 months), be difficult to meet Production requirement. Because occur in mould production processAfter accidental injury, sharp rib diel completes reparation to vehicle body to need the short time interior (within one week), noCause the heavy economic losses such as stopping production; The third method is less economical, and cost is high.
In sum, how to solve asking that the sharp rib rehabilitation cost of the sharp rib diel of vehicle body is high, the cycle is longTopic, becomes those skilled in the art's problem demanding prompt solution.
Summary of the invention
In view of this, the object of the present invention is to provide the sharp rib restorative procedure of a kind of Press Tools for Automobiles, withReduce the sharp rib rehabilitation cost of mould, shorten repairing efficiency.
For achieving the above object, the invention provides following technical scheme:
A sharp rib restorative procedure for Press Tools for Automobiles, comprises step:
S01, Press Tools for Automobiles is carried out to profile analysis, determine Press Tools for Automobiles according to analysis resultRestoring area and reparation amount;
S02, at described restoring area bevel, in described groove, freeze, wlding fills up described slopeMouthful;
S03, according in described step S01 determine described reparation amount, the restoring area after freezing is carried outMachining, makes the profile of restoring area return to design profile.
Preferably, in the sharp rib restorative procedure of above-mentioned Press Tools for Automobiles, after described step S03, go backComprise step S04: the reparation district after machining is carried out to craft advanced study and training fairing processing.
Preferably, in the sharp rib restorative procedure of above-mentioned Press Tools for Automobiles, after described step S04, go backComprise step S05: the profile of the sharp rib after repairing is repaired to result and detect.
Preferably, in the sharp rib restorative procedure of above-mentioned Press Tools for Automobiles, the institute in described step S01State that Press Tools for Automobiles is carried out profile analysis is to obtain Press Tools for Automobiles by optical scanning deviceSurface cloud data, during by the theoretical digital-to-analogue of the surperficial cloud data obtaining and Press Tools for Automobiles or operationArchetype surface state is analyzed.
Preferably, in the sharp rib restorative procedure of above-mentioned Press Tools for Automobiles, the burning in described step S02Weldering adopts welding wire edge sealing, layering welding, point bond pads and point order to weld the welding method combining; DescribedWelding wire edge sealing is first welding wire to be fixed on the edge inwall of groove before welding; Described layering welderingConnect as the depth direction along described groove is by dividing a some layers of priority to weld outside interior; Described point of bond padsFor in the time that the outermost one deck that carries out layering welding welds, along the length direction of groove, groove is divided into some groups,Length direction along groove welds by group; Described point of order is welded as in the time of every bond pads of point bond pads,Every bond pads is divided into some sections along the length direction of groove, and every section comprises some welding sequences, suitable according to thisOrder is carried out the welding of every section, and section and staggered welding the in junction between section, group and group.
Preferably, in the sharp rib restorative procedure of above-mentioned Press Tools for Automobiles, the machine in described step S03Tool processing comprises the following steps:
S031, centering: utilize the locating hole of Press Tools for Automobiles to position centering;
S032, tool setting: check that whether cutter path and procedure be accurate;
S033, roughing: after time processing, surplus is 0.15mm～0.25mm;
S034, fine finishining: after time processing, surplus is 0.02mm-0.06mm;
Whether S035, inspection there is crackle, mend stifled sand holes.
Preferably, in the sharp rib restorative procedure of above-mentioned Press Tools for Automobiles, in described step S032Tool setting operation also comprises utilizes white developer to assist adjustment cutter Z-direction to process zero point.
Preferably, in the sharp rib restorative procedure of above-mentioned Press Tools for Automobiles, the hand in described step S04Work advanced study and training fairing processing wants entirety evenly to reduce height in the time researching, and when advanced study and training, in entire scope, wantsIntersect complete time of advanced study and training, then entirety fairing one time gently, and twice advanced study and training region stop position do not overlap; RibResearch and finally want allowance at line place, grinds plate fairing with oilstone or alloy, prevents that crest line place from being beaten low; FinallyBeing stained with the polishing of washing oil entirety with oilstone burnt-in sand paper makes entirety along connecting; Advanced study and training scope is to trimming line place.
Preferably, in the sharp rib restorative procedure of above-mentioned Press Tools for Automobiles, right in described step S05The method that the profile reparation result of the sharp rib after reparation detects is: obtained and repaiied by optical scanning deviceThe surperficial cloud data of the Press Tools for Automobiles after multiple, gets sharp rib cross section camber line and automobile stamping after reparationThe sharp rib cross section camber line of the theoretical digital-to-analogue of mould contrasts, by the sharp rib cross section camber line of theoretical digital-to-analogue with repairSharp rib cross section camber line after multiple intercepts alignment with one heart after the segmental arc of identical chord length, gets latter two fitting circle of alignmentAction difference as a standard detection value evaluating sharp rib and change, standard detection value is less, repairsDegree is higher.
Compared with prior art, the invention has the beneficial effects as follows:
The sharp rib restorative procedure of Press Tools for Automobiles provided by the invention first carries out profile to Press Tools for AutomobilesAnalyze, determine restoring area and the reparation amount of Press Tools for Automobiles according to analysis result, repairing district afterwardsTerritory bevel freezes in groove, and wlding fills up groove, according to reparation amount to the reparation after freezingMachining is carried out in region, makes the profile of restoring area return to design profile. Visible, by automobileProfile analysis is carried out in diel, determines local restoring area, is freezed and is completed with machining by partThe reparation of sharp rib, with existing sharp vehicle body rib diel is copied after bedding-in or mould is carried out againEntirety is fallen after milling more again bedding-in and is compared, and greatly reduces cost, has shortened repairing efficiency.
Brief description of the drawings
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, below will be to realityThe accompanying drawing of executing required use in example or description of the Prior Art is briefly described, apparently, belowAccompanying drawing in description is only embodiments of the invention, for those of ordinary skill in the art, notPay under the prerequisite of creative work, other accompanying drawing can also be provided according to the accompanying drawing providing.
The flow process of the sharp rib restorative procedure of a kind of Press Tools for Automobiles that Fig. 1 provides for the embodiment of the present invention is shownIntention;
The groove bottom welding sequence signal of a kind of Press Tools for Automobiles that Fig. 2 provides for the embodiment of the present inventionFigure;
The groove cover welding order signal of a kind of Press Tools for Automobiles that Fig. 3 provides for the embodiment of the present inventionFigure;
The sharp rib of the sharp rib restorative procedure of a kind of Press Tools for Automobiles that Fig. 4 provides for the embodiment of the present invention is repaiiedThe eccentric schematic diagram of sharp rib when multiple junction fruit detects;
The sharp rib of the sharp rib restorative procedure of a kind of Press Tools for Automobiles that Fig. 5 provides for the embodiment of the present invention is repaiiedThe concentric schematic diagram of the sharp rib of chord length such as when multiple junction fruit detects.
Wherein, the direction of arrow is welding direction, and numeral is welding sequence, the sharp rib that A is actual measurementThe sharp rib cross section camber line that cross section camber line, B are theoretical digital-to-analogue.
Detailed description of the invention
Core of the present invention has been to provide a kind of sharp rib restorative procedure of Press Tools for Automobiles, can reduce vapourThe sharp rib rehabilitation cost of car diel, has shortened 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 outDescribe clearly and completely, obviously, described embodiment is only the present invention's part embodiment, andNot whole embodiment. Based on the embodiment in the present invention, those of ordinary skill in the art are not doingGo out the every other embodiment obtaining under creative work prerequisite, all belong to the scope of protection of the invention.
Please refer to Fig. 1, the embodiment of the present invention provides a kind of sharp rib restorative procedure of Press Tools for Automobiles, withThe sharp rib restorative procedure of lower abbreviation, comprises the following steps:
Step S01, die face analysis; Press Tools for Automobiles is carried out to profile analysis, according to analysis resultDetermine restoring area and the reparation amount of Press Tools for Automobiles.
Step S02, at restoring area bevel, groove parameter is according to different Press Tools for Automobiles combinationPractical experience is determined; Select suitable welding wire according to Press Tools for Automobiles material and groove parameter, at grooveInside freeze, after having welded, wlding fills up groove, makes restoring area have enough machiningSurplus. Welding can adopt drawing die crest line built-up welder.
Step S03, according to reparation amount definite in step S01, the reparation district after freezing is carried out to machinery and addsWork, makes the profile of restoring area return to design profile, i.e. original profile, restoring automobile dielSharp rib.
Above-mentioned sharp rib restorative procedure, by Press Tools for Automobiles is carried out to profile analysis, is determined local reparationRegion, by freezing and machining completes the reparation of sharp rib part, with existing by sharp vehicle body rib punching pressAgain bedding-in or mould is carried out to entirety and fall after milling more again bedding-in and compare after mould copies, reduces greatlyCost, shortened repairing efficiency.
Further, in the present embodiment, after step S03, also comprise step S04: after machiningRestoring area carry out craft advanced study and training fairing processing, make sharp rib profile after repairing more close to archetypeFace, and make the smooth-going transition of restoring area and other region, improve repairing quality.
Further, in the present embodiment, also comprise step S05 after step S04: to after repairingThe profile of sharp rib is repaired result and is detected, and detects whether it consistent with the sharp rib profile of Theoretical Design.
In the present embodiment, Press Tools for Automobiles carried out to the analysis to profile be specially in step S01: logicalCross the surface point that optical scanning device (can be laser scanning or blue light scanning) obtains Press Tools for AutomobilesCloud data, archetype during by the theoretical digital-to-analogue of the surperficial cloud data obtaining and Press Tools for Automobiles or operationSurface state is analyzed, and a kind of optical scanning device that the present embodiment adopts is that ATOS three-dimensional optical is sweptRetouch instrument. Determine restoring area and reparation amount according to the result of comparative analysis.
In the present embodiment, concrete welding wire edge sealing, layering welding, point assembly welding of adopting that freeze in step S02Connect and point order is welded the welding method combining, avoided the generation of local welding defect. Wherein, welding wireEdge sealing is first welding wire to be fixed on the edge inwall of groove before welding, can fix by spot welding,Then welding gun, by location of workpiece striking to the welding wire being fixed on the inwall of groove edge, makes welding wire fine melt,Avoid edge to shrink undercut, thereby avoid having the defects such as pore between wlding and bevelled edge.
Layering is welded as along the depth direction of groove and is welded by a point some layers of priority outside interior, particularly,Can first weld one deck shop fixtures at the fringe region of groove and the bottom section of groove, more successively to shop fixtures regionCarry out capping and freeze, suitable welding wire is all selected in every layer of welding, and preferably, the hardness of capping use welding wireHeight, the number of plies of welding determines according to the degree of depth of Press Tools for Automobiles and groove, can be two-layer, threeLayer.
Grouping is welded as in the time of outermost one deck welding of carrying out layering welding, while carrying out cover welding, and edgeGroove is divided into some groups by the length direction of groove, welds by group along the length direction of groove. Adopt groupingWhen welding, cause the generation of weld defect for fear of heat inequality. Certainly, for the welding of other layer alsoCan adopt a point bond pads.
Point order is welded as in welding overall process and welds according to a definite sequence, is specially and is dividing into groupsWhen every bond pads of welding, every group is divided into some sections along groove length direction, comprises some welding in every sectionSequentially, carry out the welding of every section, every group according to this order, and section and staggered welding the in junction between section,And carry out repair welding to measuring inadequate place in time. Fig. 2 has provided a kind of groove bottom of Press Tools for AutomobilesWelding sequence, the serial number of the numeral welding in Fig. 2, Fig. 3 has provided the welding sequence of groove capping,Comprise along groove length direction and be followed successively by first group, second group etc., be divided into three along groove direction in first groupSection, other group is similar with the order of first group. The welding of point order is in order to avoid further heat inequality to leadCause the generation of weld defect.
By above-mentioned welding method, can realize the local welding reparation to Press Tools for Automobiles, and notCan produce the weld defects such as edge undercut, distortion, crackle, pore, ensure making of the sharp rib after reparationUse stability.
In the present embodiment, the machining in step S03 specifically comprises the following steps:
Step S031, centering: utilize the locating hole of Press Tools for Automobiles to position centering.
Step S032, tool setting: check that whether cutter path and procedure be accurate.
Step S033, roughing: according to different situations, choose suitable machined parameters and carry out roughing, oneAfter inferior processing, surplus is 0.15mm～0.25mm. More specifically, for example, can select φ 30mm cutter, determineStep pitch is 1.0mm, stays allowance 0.2mm after time processing, region processing 18-22 running timeMinute.
Step S034, fine finishining: choose suitable machined parameters and carry out fine finishining, cutter path can be according to realityBorder need to be adjusted, and focuses on controlling the amount of feeding and machining direction, and after time processing, surplus is0.02mm-0.06mm. Particularly, for example, can select φ 30mm cutter, determine that step pitch is 0.4mm, oneAfter inferior processing, stay allowance 0.02mm, a region processing 54-66 minute running time.
Whether step S035, inspection there is crackle, mend stifled sand holes.
Further, the tool setting operation in step S032 is optimized, when tool setting, also can utilizes white aobviousAssist adjustment cutter Z-direction to process zero point as agent. Make tool setting more accurate.
In the present embodiment, the manual advanced study and training fairing processing in step S04 is specially: complete in machiningAfter, adopt abrasive machine, oilstone, alloy to grind plate and different model sand paper, machining area is carried out to craft and grindRepair fairing processing. Main points when advanced study and training are for wanting entirety evenly to reduce height in the time researching, when advanced study and trainingIn entire scope, to intersect complete time of advanced study and training, then entirety fairing one time gently, and twice advanced study and training region position of restPut and do not overlap; Research and finally want allowance at crest line place, grinds plate fairing with oilstone or alloy, prevents crest line placeBeaten low; Finally being stained with the polishing of washing oil entirety with oilstone burnt-in sand paper makes entirety along connecting; Advanced study and training scope is to deburringLine place.
The sharp rib state of the Press Tools for Automobiles after manual advanced study and training need to carry out quantitative measurement and analysis, butThe moulding that sharp rib is sharp-pointed causes three-dimensional coordinates measurement equipment to measure it. Therefore need a kind of newThe quality of the sharp rib reparation state of Press Tools for Automobiles is measured and judged to mode. By research, find sharpThe basic reason of rib wearing and tearing is crest line cross section circular arc rusts, as shown in Figure 5, after wearing and tearing, Press Tools for AutomobilesThe sharp rib cross section camber line B of the theoretical digital-to-analogue sharp rib cross section camber line A (after repairing that becomes greatly actual measurementSharp rib cross section camber line A). Therefore, the sharp rib cross section camber line B of theoretical digital-to-analogue and the sharp rib cross section of actual measurementArc heights of roofs difference L after camber line A arranged concentric can be used as in theory and weighs the yardstick that sharp rib changes. ButThat, in actual production process, the sharp rib of product often can not be shaped unanimously with theoretical digital-to-analogue completely, then addsThe error of upper measurement and clamping, the sharp rib cross section camber line of the sharp rib cross section camber line A of actual measurement and theoretical digital-to-analogueB decentraction, as shown in Figure 4. Continue in this case can lead as evaluation index with arc heights of roofs difference LCause resultant error. For addressing this problem, in the present embodiment, in step S05 to repair after sharp ribProfile repair the method that detects of result and be: obtain the automobile punching after reparation by optical scanning deviceThe surperficial cloud data of compression mould, gets sharp rib cross section camber line A after reparation and the theoretical value of Press Tools for AutomobilesThe sharp rib cross section camber line B of mould contrasts, and on the camber line B of the sharp rib cross section of theoretical digital-to-analogue, intercepts certain chord lengthSegmental arc, and on sharp rib cross section camber line A after reparation, intercept the segmental arc of identical chord length, by two sections of chord length phasesThe justify align of same segmental arc, can complete concentric alignment, and the action of getting two fitting circles after alignment is poorValue L is as a standard detection value evaluating sharp rib variation, and standard detection value is less, and the degree of repairing is higher,Action difference L, for negative, represents rust, action difference L be on the occasion of, represent that change is sharp. Carrying out stepDie face in S01 while analysis, also adopt with step S05 in similarly method determine restoring area and reparationAmount.
The sharp rib restorative procedure of Press Tools for Automobiles can be to carry out sharp rib reparation for punch, also can pinDie is carried out to sharp rib reparation. In particular, when repairing after punch, detect and repair effect by above-mentioned S05 methodWhen fruit is not obvious, can be optimized processing (brush plating or the advanced study and training of freezing) to die relevant position, strengthenWhat be shaped suppresses to ensure repairing effect.
In this description, each embodiment adopts the mode of going forward one by one to describe, and each embodiment stressesBe and the difference of other embodiment, between each embodiment identical similar part mutually referring to.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field can be realized or useThe present invention. To be aobvious and easy for those skilled in the art to the multiple amendment of these embodimentSee, General Principle as defined herein can be in the situation that not departing from the spirit or scope of the present invention,Realize in other embodiments. Therefore, the present invention will can not be restricted to these embodiment shown in this article,But to meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (9)
1. a sharp rib restorative procedure for Press Tools for Automobiles, is characterized in that, comprises step:
S01, Press Tools for Automobiles is carried out to profile analysis, determine Press Tools for Automobiles according to analysis resultRestoring area and reparation amount;
S02, at described restoring area bevel, in described groove, freeze, wlding fills up described slopeMouthful;
S03, according in described step S01 determine described reparation amount, the restoring area after freezing is carried outMachining, makes the profile of restoring area return to design profile.
2. the sharp rib restorative procedure of Press Tools for Automobiles according to claim 1, is characterized in that,After described step S03, also comprise step S04: the restoring area after machining is carried out to craft advanced study and training lightAlong processing.
3. the sharp rib restorative procedure of Press Tools for Automobiles according to claim 2, is characterized in that,After described step S04, also comprise step S05: the profile of the sharp rib after repairing is repaired to result and examineSurvey.
4. the sharp rib restorative procedure of Press Tools for Automobiles according to claim 1, is characterized in that,Described in described step S01 carries out profile analysis as passing through optical scanning device Press Tools for AutomobilesObtain the surperficial cloud data of Press Tools for Automobiles, by the surperficial cloud data and the Press Tools for Automobiles that obtainTheoretical digital-to-analogue or while going into operation archetype surface state be analyzed.
5. the sharp rib restorative procedure of Press Tools for Automobiles according to claim 1, is characterized in that,Freezing in described step S02 adopts welding wire edge sealing, layering welding, point bond pads and a point order welding knot mutuallyThe welding method of closing; Described welding wire edge sealing is the edge of first welding wire being fixed on to groove before weldingOn inwall; Described layering is welded as along the depth direction of described groove to be undertaken by a point some layers of priority outside interiorWelding; Described grouping is welded as in the time of outermost one deck welding of carrying out layering welding, along the length side of grooveTo groove is divided into some groups, weld by group along the length direction of groove; Described point of order is welded as is carrying outWhile dividing every bond pads of bond pads, every bond pads is divided into some sections along the length direction of groove, and every section comprisesSome welding sequences, carry out the welding of every section according to this order, and section with section, being connected between group and groupThe staggered welding in place.
6. the sharp rib restorative procedure of Press Tools for Automobiles according to claim 1, is characterized in that,Machining in described step S03 comprises the following steps:
S031, centering: utilize the locating hole of Press Tools for Automobiles to position centering;
S032, tool setting: check that whether cutter path and procedure be accurate;
S033, roughing: after time processing, surplus is 0.15mm～0.25mm;
S034, fine finishining: after time processing, surplus is 0.02mm-0.06mm;
Whether S035, inspection there is crackle, mend stifled sand holes.
7. the sharp rib restorative procedure of Press Tools for Automobiles according to claim 6, is characterized in that,Tool setting operation in described step S032 also comprises that utilizing white developer to assist adjusts the processing of cutter Z-directionZero point.
8. the sharp rib restorative procedure of Press Tools for Automobiles according to claim 2, is characterized in that,Manual advanced study and training fairing processing in described step S04 wants entirety evenly to reduce height in the time researching, and grindsWhile repairing, in entire scope, to intersect complete time of advanced study and training, then entirety fairing one time gently, and twice advanced study and training regionStop position does not overlap; Research and finally want allowance at crest line place, grinds plate fairing with oilstone or alloy, preventsCrest line place is beaten low; Finally being stained with the polishing of washing oil entirety with oilstone burnt-in sand paper makes entirety along connecting; Advanced study and training scopeTo trimming line place.
9. the sharp rib restorative procedure of Press Tools for Automobiles according to claim 3, is characterized in that,The method that the profile reparation result to the sharp rib after repairing in described step S05 detects is: pass throughOptical scanning device obtains the surperficial cloud data of the Press Tools for Automobiles after reparation, gets the sharp rib after reparationThe sharp rib cross section camber line of the theoretical digital-to-analogue of cross section camber line and Press Tools for Automobiles contrasts, by theoretical digital-to-analogueSharp rib cross section camber line with repair after sharp rib cross section camber line intercept concentric alignment after the segmental arc of identical chord length,Get the action difference of latter two fitting circle of alignment as a standard detection value evaluating sharp rib variation, standardDetected value is less, and the degree of repairing is higher.
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| CN106649926A (en) * | 2016-09-21 | 2017-05-10 | 中国科学院上海光学精密机械研究所 | Planning method for fairing regions of fairing processing |
| 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 |
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| 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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| CN112132161A (en) * | 2020-09-07 | 2020-12-25 | 桂林电子科技大学 | Method, apparatus and computer-readable storage medium for repairing worn parts |
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