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WO2011060683A1 - Procédé pour la correction de la courbure d'une portière de véhicule - Google Patents

Procédé pour la correction de la courbure d'une portière de véhicule Download PDF

Info

Publication number
WO2011060683A1
WO2011060683A1 PCT/CN2010/078226 CN2010078226W WO2011060683A1 WO 2011060683 A1 WO2011060683 A1 WO 2011060683A1 CN 2010078226 W CN2010078226 W CN 2010078226W WO 2011060683 A1 WO2011060683 A1 WO 2011060683A1
Authority
WO
WIPO (PCT)
Prior art keywords
door
curvature
side wall
vehicle
correcting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2010/078226
Other languages
English (en)
Chinese (zh)
Inventor
齐俊波
范秀君
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BEIJING WUYUANTONG AUTO ELECTRONICS TECHNOLOGY Co Ltd
Beiqi Foton Motor Co Ltd
Original Assignee
BEIJING WUYUANTONG AUTO ELECTRONICS TECHNOLOGY Co Ltd
Beiqi Foton Motor Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by BEIJING WUYUANTONG AUTO ELECTRONICS TECHNOLOGY Co Ltd, Beiqi Foton Motor Co Ltd filed Critical BEIJING WUYUANTONG AUTO ELECTRONICS TECHNOLOGY Co Ltd
Publication of WO2011060683A1 publication Critical patent/WO2011060683A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

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
    • B21D1/00—Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling
    • B21D1/12—Straightening vehicle body parts or bodies

Definitions

  • the present invention relates to the field of automobiles, and in particular to a method for correcting the curvature of an automobile door. Background technique
  • car design is very important.
  • the car design is only at the design level, even if the car's design is very beautiful, in the actual installation process, the overall aesthetics of the car will be affected by various deformations and deviations, and the installation affecting the aesthetics of the car.
  • the phenomenon of external deviation of the door is a prominent problem.
  • the exterior of the door (commonly known as "outdoor flashing" in the automotive industry) is a phenomenon in which the steel stamping parts constituting the door body are biased toward the outside of the side of the vehicle body due to errors or deformations during welding, stamping, and mounting.
  • the side wall of the car body has a certain curvature.
  • the arc of the side wall of the car body is smooth and continuous. Therefore, the door mounted on the side wall of the car body should also conform to the overall curvature of the side wall of the car body. Ensure the aesthetics of the vehicle.
  • the phenomenon of door deviation is a problem that often occurs in the automobile manufacturing process.
  • the reason why the door is prone to external deviation and does not cause internal deviation is caused by the manufacturing installation process.
  • the curvature of the side wall of the vehicle body is known to slightly protrude toward the outside of the vehicle, so the curvature of the door should also face the automobile.
  • the outer side is convex to match the curvature of the side wall of the car.
  • the steel plate stamping part of the door body it is necessary to make the steel stamping part have a curvature protruding toward the outer side of the automobile, that is, the steel plate stamping part as the door body has a certain bending curvature, which makes the steel plate stamping part There is a certain bending stress which causes the bent steel plate stamping to have a tilt to restore its flat state. After the completion of the steel stamping of the door, the bending stress will slowly reduce the bending curvature of the steel stamping parts to different degrees, that is, to recover to different degrees in a straight state, so that the curvature of the door will be compared with the body side. The overall curvature of the circumference does not match.
  • the door After being installed on the side wall of the vehicle body, the door, especially the upper edge of the door, often exhibits an external deviation phenomenon, that is, it protrudes from the outer side of the side wall of the vehicle body, so that the overall curvature of the side wall of the vehicle body is continuous. Sexual destruction has seriously affected the aesthetics of the vehicle.
  • the domestic solution to the problem of the exterior deviation of the automobile door is mainly carried out by rectifying the stamping die of the door, that is, by rectifying the stamping die of the door, the stamping part is preliminarily produced with the required amount of springback compensation deformation, thereby punching at the door
  • the door stamping part basically has the same fit with the side wall of the vehicle body after the rebound deformation due to the existence of the rebound compensation deformation amount. radian.
  • the technical problem to be solved by the present invention is to provide a method for correcting the curvature of an automobile door, and the method for correcting the curvature of the door of the automobile can not only effectively eliminate the phenomenon of deviation of the door, but also is easy to operate.
  • the method for correcting the curvature of an automobile door comprises the following steps: determining an external deviation of the door relative to the side wall of the vehicle body and an external deviation of the external deviation portion; placing the door to the glass door of the door and welding Fixing, on the fixture, supporting an outer side surface of the door on each supporting surface of the welding fixture, and adding a spacer on a supporting surface corresponding to an outer offset portion of the door, the increased thickness of the spacer being greater than the The amount of external bias of the outer biasing portion, and at the same time adjusting the number of the spacers on the supporting surface of the welding fixture that does not correspond to the outer biasing portion, so that the outer side of the door a surface is in contact with each of the supporting surfaces; a clamping unit that operates the welding fixture clamps the door such that an outer biasing portion of the door is opposite to an outer biasing direction of the outer biasing portion and larger than the outer biasing portion The amount of deformation; the door glass of the door is welded
  • the door curvature correction method of the invention can effectively eliminate the external deviation phenomenon of the door, and the outer part of the door is reversed by using the welding fixture of the existing door glass stopper and adjusting the gasket on the support surface of the welding fixture. And the amount of elastic deformation greater than the external offset amount, and skillfully using the welded door glass stop to fix the reverse elastic deformation amount, so that even after the welding fixture is loosened, even if the door has a certain rebound (because the door is The steel plate member, therefore, the rebound is present), but since the amount of elastic deformation generated is greater than the external deflection amount, the amount of reverse elastic deformation substantially equal to the external offset can be maintained by welding the door glass stopper.
  • the door curvature correction method of the present invention utilizes the welding fixture of the existing door glass stopper to perform the curvature correction, Therefore, the debugging is convenient, the controllability is good, and a large amount of rectification and debugging costs can be saved, and the rectification and adjustment is shortened. Week period. DRAWINGS
  • Figure 1 is a schematic view showing the external deflection of the front upper corner of the door without the curvature correction with respect to the side wall of the vehicle body;
  • Figure 2 is a schematic view showing the outer deflection of the rear upper corner of the door without curvature correction in Fig. 1 with respect to the side wall of the vehicle body;
  • FIG. 3 is a schematic view showing an embodiment of a method for correcting a door curvature of the present invention by using a welding jig of a door glass stopper;
  • FIG. 4 is a schematic view of the front upper corner of the door after the curvature correction by the method of the embodiment of the present invention, which shows that the front upper corner of the door substantially eliminates the external offset relative to the side wall of the vehicle body; and FIG. 5 is through the present invention.
  • the method of the embodiment shows the rear upper corner of the door after the curvature correction
  • the figure shows that the upper rear corner of the door substantially eliminates the external offset relative to the side wall of the vehicle body.
  • the door 1 is corrected for curvature as follows:
  • the position and the curvature correction amount required for the curvature correction of the door 1 are determined.
  • the door 1 to be installed can also be directly compared with the side wall 2 of the vehicle body, that is, the door 1 is abutted against the door mounting portion of the side wall 2 of the vehicle body for comparison calculation, thereby determining the external deviation portion of the door 1 And the external bias of the externally biased portion.
  • the determination method individual analysis can be performed for the doors of the same vehicle type, so that the subsequent correction steps are more precise.
  • an arcuate rule corresponding to the design curvature of the body side wall 2 may be manufactured, and the arc ruler is attached to the door to be installed.
  • the comparison analysis is performed on 1 to determine the outer and outer offsets of the door 1 that need to be corrected for the curvature.
  • the outer biasing portion of the door 1 and the outer biasing portion of the outer biasing portion are not limited to the above manner, but various methods may be employed.
  • the vehicle door 1 may be measured based on the design curvature of the body side wall 2 as a reference.
  • the external biased portion and the external biased portion of the outer biased portion are not limited to the above manner, but various methods may be employed.
  • the distance between each part of the body side wall 2 from the longitudinal symmetry plane of the vehicle is calculated, and the distance between the corresponding part of the door 1 to be installed is calculated from the longitudinal symmetry plane of the vehicle, and the body side wall 2 is The above calculated distance of the portion is compared with the above calculated distance of the corresponding portion of the door 1 (i.e., the corresponding portion at the same height of the automobile), thereby obtaining the external biasing portion and the external biasing amount that the door 1 needs to perform the curvature correction.
  • the welding jig 3 of the door glass stopper 9 is adjusted and the door 1 to be mounted is placed on the welding jig 3.
  • the welding jig 3 has a base on which a plurality of support members 8 are provided, the positions of the plurality of support members 8 are adjustable, and the upper end of the support member 8 forms a support surface 4
  • the support surface 4 may be formed as an arc surface (not shown in FIG. 3) corresponding to the curvature of the corresponding portion of the door, and the welding jig 3 is also symmetrically provided with the clamping unit 5.
  • the outer side surface of the door 1 i.e., the surface on the exterior of the vehicle after the door 1 is mounted on the vehicle
  • the welding jig 3 having a plurality of support faces 4
  • a spacer is added to the support surface 4 of the welding fixture 3 corresponding to the outer offset portion of the door 1 (the gasket is not shown in FIG. 3, only the support surface 4 is schematically shown), and the increased gasket is thicker than the door
  • the outer offset of the outer bias portion of the first offset portion is preferably 2-3 times the outer bias amount, and may be increased more when the strength of the punching plate of the door is large, for example, 3-4 times.
  • the number of spacers is adjusted to the other support faces 4 of the welding jig 3 such that the outer side surfaces of the door 1 abut against the respective support faces 4 of the welding jig 3.
  • the clamping unit 5 can also be in contact with the back surface of the door 1 by pressing the gasket 7, by adjusting the thickness or the number of the pressure pad 7 or by combining the pressure pad 7 with the gasket on the support surface 4. The adjustment can also achieve the purpose of adjusting the amount of deformation of the door during the clamping process.
  • the arcuate contact faces of the respective support faces 4 of the welding jig 3 are enlarged so that the outer side surfaces of the door 1 are attached to the respective support faces 4 and form a surface contact, and at the same time, in the state of pinching the door 1 Will not damage the outer panel of the door.
  • the door 1 is clamped by the clamping unit 5 of the welding fixture 3 so as to pass the gasket and/or the clamping unit 5 of the welding fixture 3 on the support surface 4 corresponding to the outer offset of the door 1
  • the pressure pad 7 is pressed to cause the outer biasing portion of the door 1 to generate an amount of deformation greater than the outer offset of the outer bias portion but in the opposite direction.
  • the pressure pad 7 of the clamping unit 5 that is in contact with the door 1 is an arcuate surface that coincides with the curvature of the door 1.
  • the nip stroke of the clamping unit 5 of the welding jig 3 is constant, a spacer is added to the support surface 4 of the welding jig 3 corresponding to the outer offset portion of the door 1, and the thickness of the added shims is larger than
  • the pinching of the clamping unit 5 of the welding jig 3 inevitably causes the door 1 to generate an amount of deformation larger than the outer offset of the outer biasing portion and in the opposite direction.
  • the amount of deformation formed at this time is mostly the amount of elastic deformation. After the clamping unit 5 is loosened, the amount of deformation cannot be substantially retained, and therefore the amount of elastic deformation needs to be fixedly held.
  • the fourth step is to weld the door glass door 9 (the joint of the door of the door 1 for installing the door glass, that is, the joint of the inner and outer punching plates at the door glass frame, which can pass the door glass rubber The circle jams the door glass).
  • the door glass stopper 9 is welded on the door 1 , and since the door glass stopper 9 has a fixed joint function after the welding is completed, the door 1 has a reinforcing fixing effect, so that the elastic deformation amount is fixedly maintained. . Therefore, after the clamping unit 5 of the welding jig 3 is loosened and the door 1 is removed, the door will rebound a certain amount, but since the amount of elastic deformation generated is greater than the amount of external deflection, it is still possible to weld the glass door of the door. The amount of reverse elastic deformation substantially equal to the outer offset is maintained, so that the amount of deformation substantially equal to the amount of external deflection can be effectively retained by the door glass stopper 9.
  • the support surface 4 of the welding jig 3 is shaped by repeated debugging for about one week, so that the curvature correction of the door 1 of the same model can be performed on a large scale.
  • the outer deflection of the front upper corner of the door 1 with respect to the side wall 2 of the vehicle body is 2 to 3 mm
  • the outer deflection of the rear upper corner of the door 1 with respect to the side wall 2 of the vehicle body 2 It is 5 to 6 mm.
  • the welding jig 3 of the door glass stop 9 has a plurality of support faces 4 and has a clamping unit 5 arranged symmetrically.
  • the clamping unit 5 can be lowered Clamp the door 1.
  • the door 1 is placed on the support surface 4 of the welding jig 3, and the outer surface of the door 1 abuts against the respective support faces 4 of the welding jig 3, wherein a thickness of 6 is added to the support surface 4 corresponding to the front upper corner of the door 1.
  • a spacer having a thickness of 15 to 20 mm is added to the support surface 4 corresponding to the rear upper corner of the door 1, and the spacer is appropriately adjusted on the other support surface 4 according to the specific situation, so that the door 1 is
  • the outer side surface is in contact with the support surface 4 provided with the spacer.
  • each of the support faces 4 of the welding jig 3 has an enlarged arcuate contact surface so that the door 1 comes into surface contact with these contact faces.
  • these spacers can also be formed as curved spacers conforming to the curvature of the door 1.
  • the door 1 is clamped by the clamping unit 5 of the welding jig 3, so that the front upper corner of the door 1 produces an elastic deformation amount which is opposite to the outer deflection direction of the front upper corner and larger than 2 to 3 mm.
  • the rear upper corner of the door 1 is caused to have an elastic deformation amount which is opposite to the outer deflection direction of the rear upper corner and larger than 5 to 6 mm.
  • the door glass door 9 is welded to the door 1 (ie, the door opening portion of the inner and outer plates of the door 1 is joined and fixed by welding), and the door glass door 9 is welded to the door.
  • the door curvature correction method of the embodiment of the present invention can effectively eliminate the phenomenon of the exterior deviation of the door, and the outer portion of the door is reversed by using the welding fixture 3 of the existing door glass stopper 9.
  • the aesthetics of the door not only that, the door curvature correction method of the embodiment of the present invention has the following advantages:
  • the cost is low. If the external offset of the door needs to be corrected is small, it can be realized by using the existing fixture adjustment; if the external offset of the door needs to be corrected is large or the rigidity of the door correction part is large, only the welding fixture 3 is needed.
  • the curved contact surface of the support surface 4 and the pressure washer 7 of the clamping unit 5 are reworked and replaced with a higher power clamp drive 6 (for example by means of a hydraulic drive to drive the clamping unit 5) to ensure that the clamping force is satisfied
  • the requirement is that, in this case, only a small amount of fixture rectification costs are required, which is far lower than the cost of rectifying the stamping die in the prior art.
  • the rectification cycle is short.
  • the method of the embodiment of the present invention requires only about one to two weeks to complete the debugging of the welding jig 3, whereas in the prior art, it takes about three months to rectify the mold. Correction and debugging, and the door correction effect is not good.
  • the controllability is good and the control is easy.
  • the adjustment welding jig 3 can be realized only by manually disassembling the gasket, and the operation is relatively easy.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Automobile Manufacture Line, Endless Track Vehicle, Trailer (AREA)
  • Automatic Assembly (AREA)

Abstract

L'invention porte sur un procédé pour la correction de la courbure d'une portière de véhicule, lequel procédé comprend : la détermination de la position de la portière de véhicule (1) sur laquelle la courbure doit être corrigée et de la valeur de correction de la courbure; le réglage de l'appareil de soudage (3) et le fait de mettre la portière du véhicule sur l'appareil de soudage; le serrage de la portière du véhicule par l'unité de serrage (5) de l'appareil de soudage de façon à provoquer une déformation dans une position de déviation vers l'extérieur de la portière du véhicule, la direction de la déformation étant opposée à la direction de déviation vers l'extérieur et l'amplitude étant supérieure à l'amplitude de déviation vers l'extérieur; puis le soudage des bords d'ouverture de la vitre (9) de la portière du véhicule dans l'état de déformation. Le procédé peut éliminer le phénomène de déviation vers l'extérieur de la portière du véhicule de manière efficace et améliorer l'aspect du véhicule dans sa totalité. Le procédé utilise l'appareil de soudage des bords d'ouverture de la vitre de la portière du véhicule pour corriger la courbure, présentant les avantages d'un réglage approprié et d'une bonne aptitude au contrôle.
PCT/CN2010/078226 2009-11-23 2010-10-29 Procédé pour la correction de la courbure d'une portière de véhicule Ceased WO2011060683A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN200910238228A CN102069110B (zh) 2009-11-23 2009-11-23 汽车车门弧度的校正方法
CN200910238228.3 2009-11-23

Publications (1)

Publication Number Publication Date
WO2011060683A1 true WO2011060683A1 (fr) 2011-05-26

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Application Number Title Priority Date Filing Date
PCT/CN2010/078226 Ceased WO2011060683A1 (fr) 2009-11-23 2010-10-29 Procédé pour la correction de la courbure d'une portière de véhicule

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CN (1) CN102069110B (fr)
WO (1) WO2011060683A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103394830A (zh) * 2013-07-26 2013-11-20 成都陵川特种工业有限责任公司 设置有压紧盘的排气歧管连接支架校正工装
CN106825121B (zh) * 2016-12-25 2018-04-27 重庆鼎汉机械有限公司 用于汽车车门校正的装置
CN109570993B (zh) * 2018-12-05 2020-06-12 常德烟草机械有限责任公司 一种烟丝通道校准工装
CN119237614B (zh) * 2024-08-05 2025-11-14 中国第一汽车股份有限公司 一种汽车车门激光焊接工艺窗框矫形方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10260909A1 (de) * 2002-12-20 2004-07-01 Volkswagen Ag Mess- und Richtstation
WO2008018192A1 (fr) * 2006-08-11 2008-02-14 Hirotec Corporation Dispositif et procédé pour corriger un cadre de portière d'une automobile
CN201291252Y (zh) * 2008-11-21 2009-08-19 安徽安凯汽车股份有限公司 一种用于定位校正客车乘客门骨架的样板
CN101559449A (zh) * 2009-05-08 2009-10-21 中国第一汽车集团公司 车门总成自动矫正机

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI90209C (fi) * 1991-04-09 1994-01-10 Autorobot Finland Oikaisupuomi
FI117892B (fi) * 2004-12-07 2007-04-13 Autorobot Finland Kiinnitin autonkorin oikaisulaitteeseen

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10260909A1 (de) * 2002-12-20 2004-07-01 Volkswagen Ag Mess- und Richtstation
WO2008018192A1 (fr) * 2006-08-11 2008-02-14 Hirotec Corporation Dispositif et procédé pour corriger un cadre de portière d'une automobile
CN201291252Y (zh) * 2008-11-21 2009-08-19 安徽安凯汽车股份有限公司 一种用于定位校正客车乘客门骨架的样板
CN101559449A (zh) * 2009-05-08 2009-10-21 中国第一汽车集团公司 车门总成自动矫正机

Also Published As

Publication number Publication date
CN102069110A (zh) 2011-05-25
CN102069110B (zh) 2012-10-24

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