CN101559449A - Automatic straightening machine for vehicle door assembly - Google Patents
Automatic straightening machine for vehicle door assembly Download PDFInfo
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- CN101559449A CN101559449A CN 200910066922 CN200910066922A CN101559449A CN 101559449 A CN101559449 A CN 101559449A CN 200910066922 CN200910066922 CN 200910066922 CN 200910066922 A CN200910066922 A CN 200910066922A CN 101559449 A CN101559449 A CN 101559449A
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Abstract
The invention relates to an automatic straightening machine for a vehicle door assembly, which is characterized in that: a vehicle door positioning and clamping device consists of two movable positioning devices, four fixed positioning devices and six positioning and clamping devices, and is connected with a base through fasteners; the movable positioning devices and the positioning and clamping devices are connected with a pneumatic actuator, namely a cylinder through the fasteners; vehicle door window frame straightening devices are connected with the base of the straightening machine through fasteners, connected with an electrical system actuator, and positioned close to two ends of an upper window frame in the long side size direction; position sensors are arranged at two ends of an upper frame of a vehicle door window frame; and a human-computer interface is connected with a PLC circuit, and signals are input into the PLC which then outputs instructions to a servo drive unit, a servo motor, the human-computer interface, a detector switch and an electromagnetic valve. The automatic straightening machine solves the problem of predeformation of the vehicle door assembly, realizes automatic straightening in batches, achieves the aim of reducing cost, reduces consumption of labor hours when manufactured by a single trolley and labor intensity of workers, improves productivity, and ensures consistency and reliable quality.
Description
Technical field:
The present invention relates to a kind of automatic straightening machine for vehicle door assembly, belong to automation correcting technology field.
Background technology:
At present, door device comprises 4 major parts: opening/closing door of vehicle system, glass lifting system, door lock system, door sealing system.The quality of car door quality has very big influence to complete vehicle quality.The car door is made up of external door panel, door inner panel, sash, glass run channel, hinge, door lock and accessories for windows and doors etc.Car door assembly is in the forming process that is welded, and welding stress causes the sash flexural deformation in various degree of car door, and car door assembly has been produced changeable stress.
Car door correcting technology in the past is to rely on the car door weld jig, and each welding sequence single-piece of car door is carried out the location and the clamping of predeformation, the car door deflection that the changeable stress that the balance welding process produces causes.
The technological deficiency that car door weld jig predeformation is corrected is:
1, the doorframe of formation car door, door inner panel, the single parts size precision of external door panel are periodically phase change with the batches of materials variation, and each stage dimensional accuracy changing value aperiodicity is a continuous type change at random amount.Therefore, car door weld jig predeformation adjustment amount must just can obtain after welding deformation amount is measured through batch part is carried out, and to adjust workload big and each operation weld jig is by batch carrying out predeformation, has a strong impact on productive temp.
2, causing another key factor of car door welding deformation is that the operator that Straight Run production brings changes, and promptly method of operating changes, and this factor makes welding deformation be the discrete type change at random by producing order of classes or grades at school, and deflection still is a continuous type change at random amount.Therefore, anchor clamps predeformation can not thoroughly solve car door welding deformation problem, and car door welding assembly qualification rate is low, and part offline inspection and reclamation work amount are big.
Summary of the invention
The object of the present invention is to provide a kind of automatic straightening machine for vehicle door assembly, this device can be corrected car door welding assembly flexural deformation carrying out cold-working by the method for online detection automatic straightening, eliminate the welding flexural deformation in various degree that factors such as single-piece, operation cause, correct the tail gate assembly and can reach the qualified parts standard, qualification rate improves.
Technical scheme of the present invention is achieved in that automatic straightening machine for vehicle door assembly, it is characterized in that: be made up of mechanical system and electrical system; Wherein mechanical system is made up of arbor press pedestal, pneumatic element, car door positioning clamping device, door sash apparatus for correcting;
Pneumatic element is made control element, tracheae and joint by cylinder as executive component, source of the gas treatment element and direction control element and is connected element and form, cylinder is connected with car door location, car door clamping, door sash apparatus for correcting by securing member, the source of the gas treatment element is connected with the arbor press pedestal by securing member with direction control element, and is connected with pneumatic apparatus with joint by tracheae;
The car door positioning clamping device is made up of 2 movable positioners, 4 fixed positioners and 6 positioning clamping devices, is connected with pedestal by securing member, and positioner is connected with the pneumatic apparatus cylinder by securing member simultaneously with positioning clamping device; Movable positioner is in the uniform location that hole, 2 place is set of inner plate of car door middle position, fixed positioner is in the uniform location that 4 place's faces are set of inner plate of car door middle position, and positioning clamping device dimensional directions uniform location of respectively setting 3 place's faces in long limit, edge before and after car door clamps;
The door sash apparatus for correcting is connected with the arbor press pedestal by securing member, and is connected with electrical system actuator, and apparatus for correcting is provided with 2 places altogether in the position of the long limit of upper window frame dimensional directions near two ends;
The electrical system part is made up of Programmable Logic Controller PLC, position sensor, servo-driver, servomotor, man-machine interface, sense switch, magnetic valve; Position sensor is installed in the end positions of the upper side frame of door sash, and man-machine interface is connected with the PLC circuit, and signal inputs to PLC, and the PLC output order is given servo-driver, servomotor, man-machine interface, sense switch, magnetic valve.
2 movable positioners in the described car door positioning clamping device, 4 fixed positioners and 6 positioning clamping devices are separately fixed on the car door welding anchor point.
Described 2 position sensors are located at respectively on the two ends peak of top edge of door sash.
Described 2 door sash apparatus for correcting are connected with the leading screw slide plate that servomotor drives, and are installed in the inboard of 2 position sensors.
The course of work of arbor press is finished as follows: 1. the switch detection and location of location clamping clamp or location clamping Returning switch signal, and control magnetic valve for the gas direction in the mechanical system pneumatic control components by PLC; 2. magnetic valve outputs signal to flat-removing air cyclinder; 3. 2 position sensors that are arranged on door sash carry out position probing to door sash; 4. the position data after detecting is given the Programmable Logic Controller PLC of main control cabinet by circuit transmission; 5. PLC will detect data and the gross data comparative analysis of design in advance, and calculate the rectification position data, give servo-driver by circuit transmission; 6. servo-driver control servomotor, the window frame apparatus for correcting of control mechanical system applies rectification displacement above material yield limiting value behind its welding fabrication to window frame; 7. after car door is corrected, PLC will detect data and the gross data comparative analysis of design in advance once more; 8. analyze when defective through PLC when detecting data, arbor press enters the rectification working cycles once more according to the variation numerical value that this analysis obtains; 9. when detecting data after the PLC analysis is qualified, arbor press stops to correct, and sends qualified signal, finishes car door and corrects.
Useful good effect of the present invention is to have solved car door assembly predeformation, realizes automatic straightening in batches; Satisfy the functional of car load car door and apparent size tolerance, reach the technology of grasping the car door automatic straightening, the independent development technology of equipment design, realize cost reduction target; Consumption when reducing separate unit car worker reduces working strength of workers, boosts productivity; Guarantee uniformity quality very reliably.
Description of drawings
Fig. 1 is the structural representation of automatic straightening machine for vehicle door assembly.
Fig. 2 is the schematic perspective view of automatic straightening machine for vehicle door assembly.
The specific embodiment
The present invention is further described below in conjunction with accompanying drawing.As shown in Figure 1, automatic straightening machine for vehicle door assembly is characterized in that: be made up of mechanical system and electrical system; Wherein mechanical system is made up of arbor press pedestal 1, pneumatic element, car door positioning clamping device, door sash apparatus for correcting 4;
Pneumatic element is made control element, tracheae and joint by cylinder as executive component, source of the gas treatment element and direction control element and is connected element and form, cylinder is connected with car door location, car door clamping, door sash apparatus for correcting 4 by securing member, the source of the gas treatment element is connected with arbor press pedestal 1 by securing member with direction control element, and is connected with pneumatic apparatus with joint by tracheae;
The car door positioning clamping device is made up of 2 movable positioner 2-1,4 fixed positioner 2-2 and 6 positioning clamping devices 3, be connected with pedestal 1 by securing member, movable positioner 2-1 is connected with the pneumatic apparatus cylinder by securing member simultaneously with positioning clamping device 2-2; Movable positioner 2-1 is in the uniform location that hole, 2 place is set of inner plate of car door middle position, fixed positioner 2-2 is in the uniform location that 4 place's faces are set of inner plate of car door middle position, and positioning clamping device 3 dimensional directions uniform location of respectively setting 3 place's faces in long limit, edge before and after car door clamps;
Door sash apparatus for correcting 4 is connected with arbor press pedestal 1 by securing member, and is connected with electrical system actuator, and door sash apparatus for correcting 4 is provided with 2 places altogether in the position of the long limit of upper window frame dimensional directions near two ends;
The electrical system part is made up of Programmable Logic Controller PLC, position sensor 5, servo-driver, servomotor 6, man-machine interface, sense switch, magnetic valve; Position sensor 5 is installed in the end positions of the upper side frame of door sash, and man-machine interface is connected with the PLC circuit, and signal inputs to PLC, and the PLC output order is given servo-driver, servomotor 6, man-machine interface, sense switch, magnetic valve.
2 movable positioner 2-1 in the described car door positioning clamping device, 4 fixed positioner 2-2 and 6 positioning clamping devices 3 are separately fixed on the car door welding anchor point.
Described 2 position sensors 5 are located at respectively on the two ends peak of top edge of door sash.
Described 2 door sash apparatus for correcting 4 are connected with the leading screw slide plate that servomotor 6 drives, and are installed in the inboard of 2 position sensors 5.
The course of work of arbor press is finished as follows: 1. the switch detection and location of location clamping clamp or location clamping Returning switch signal, and control magnetic valve for the gas direction in the mechanical system pneumatic control components by PLC; 2. magnetic valve outputs signal to the position sensor flat-removing air cyclinder; 3. 2 position sensors that are arranged on door sash carry out position probing to door sash; 4. the position data after detecting is given the Programmable Logic Controller PLC of main control cabinet by circuit transmission; 5. PLC will detect data and the gross data comparative analysis of design in advance, and calculate the rectification position data, give servo-driver by circuit transmission; 6. servo-driver control servomotor, the window frame apparatus for correcting of control mechanical system applies rectification displacement above material yield limiting value behind its welding fabrication to window frame; 7. after car door is corrected, PLC will detect data and the gross data comparative analysis of design in advance once more; 8. analyze when defective through PLC when detecting data, arbor press enters the rectification working cycles once more according to the variation numerical value that this analysis obtains; 9. when detecting data after the PLC analysis is qualified, arbor press stops to correct, and sends qualified signal, finishes car door and corrects; In the correcting process, according to the forward and backward testing result of each rectification, PLC revises the parameter of the position data of exporting to servo-driver and the relation function of correcting preceding detection data, thereby realizes correcting the adaptation function of position data.
As shown in Figure 1, 2, car door is corrected has manual operation to correct and operate automatically and correct two kinds of modes of operation; After initialization, debugging and start inspection before finishing the first use of arbor press, the unloaded inspection operation, the operator can select manually or automatically operation correct, the concrete operations step of two kinds of modes of operation is as follows: (1) manual operation car door arbor press: each functional device of operator's visual examination arbor press state (inoperative position) in position at first.The operator carries out the manual operation rectification by following step then: 1. under " car door rectification Stateful Inspection " window, by " the former point search of A " and " the former point search of B " button, arbor press is finished 2 corresponding former point search of servomotor; 2. under " car door rectification Stateful Inspection " window, by " servo A advances " and " servo B advances " button, the servomotor running arrives working position (servomotor initial point), and " original position indication " lamp is opened; 3. by arbor press car door stationary positioned setting position car door assembly to be corrected is installed on the arbor press, and visual examination is installed correct; 4. under " car door rectification Stateful Inspection " window, by " positioning cylinder " button, the movable locating device cylinder moves, and 2 loose pin 2-1 stretch out simultaneously, finishes car door and accurately locatees, and button shows green flicker; 4. by " anchor clamps cylinder " button, 6 of positioning clamping devices clamp the cylinder action and arrive working position clamping car door, and button shows green flicker; 5. by " A translation " and " B translation " button, 2 flat-removing air cyclinders actions arrive working positions, and button shows green flicker, and position sensor 5 detects the window frame position datas, and the difference of itself and position sensor 5 initial points is also write down in Programmable Logic Controller PLC calculating; 6. by " A clamping " and " B clamping " button, 2 gripper cylinder actions arrive working position clampingc car sash, and button shows green flicker; 7. by (blue region) upper right corner, " figure demonstration " district, touch-screen shows " debugging " window; Press " the A point detects distance in real time " and " the B point detects distance in real time " of screen display, import the distance that accurately walks of corresponding servomotor 6 respectively in servomotor 6 manual areas " A point input value " and " B point input value " frame, respectively by " the A point advances " and " the B point advances " button, setting servomotor 6 walks after the direction, by " A electric motor starting " and " B electric motor starting " button, 2 servomotors 6 are respectively according to walk distance and the direction action set respectively; When screen display " A point detect in real time distance " and " detection in real time of B point apart from " when all being " 0 ", are finished rectification; By " withdrawing from " button, touch-screen returns demonstration " car door rectification Stateful Inspection " window; 8. successively by " flat-removing air cyclinder ", " positioning cylinder ", " A clamping ", " B clamping ", " anchor clamps cylinder ", " servo A retreats " and " servo B retreats " button, the button color shows the off working state color with relevant indicator lamp; 9. take off and correct qualified car door assembly, finish the manual operation of car door arbor press and correct.
Whether each above down step operation of manual state all is independently, answer decision operation reasonable.When being in an emergency, the operator should press the scram button on switch board or the little operating case rapidly.After man-machine interface shows that fault has been removed, can press scram button again and resume work.If man-machine interface shows when fault can not be removed, must close general supply, after finishing, hardware maintenance can send electricity work again.(2) the car door arbor press is operated rectification automatically: at first the operator carries out preparing before the automatic straightening according to the following steps: 1. enter the manual operation window: button is to manual side in " manually automatically " of rotation main control cabinet, and touch-screen shows the homepage operation window; By " status information " button or " entering " button, touch-screen shows " car door rectification Stateful Inspection " window; 2. set and correct priority: under " car door rectification Stateful Inspection " window, by " the A point is corrected earlier " (or " the B point is corrected earlier ") button, button shows red, finishes 2 door sash apparatus for correcting 4 sequence of movement and sets; If do not touch or touch simultaneously two buttons, can finish 2 door sash apparatus for correcting 4 and move setting simultaneously, two buttons all show original color (blueness); 3. set the deviation range that product allows: under " car door rectification Stateful Inspection " window, by (blue region) upper right corner, " figure " district, touch-screen shows " debugging " window; Input product deviation range value in " product permissible variation scope " frame; If the deflection of waiting to correct 2 tested measuring points of car door is in deviation range, arbor press judges that car door is qualified, does not correct; Wherein the deflection of 1 tested measuring point is in deviation range if wait to correct car door, and arbor press judges that car door should be qualified, does not carry out this and puts rectification; 4. set the flat-removing air cyclinder Time Delay Opening time: the car door automatic straightening is qualified, and each functional device of mechanical system returns the inoperative position successively, and gripper cylinder returns and arrives behind the inoperative position flat-removing air cyclinder and begin action through delay time and return and arrive non-detecting position; In " Time Delay Opening flat-removing air cyclinder time " frame input time delay time of " debugging " window; For the ease of automatic straightening operation observation and record car door side-play amount, generally set delay time 〉=300s; 5. the limiting value of desired location sensor 5: " the A detection head limit " and " the B detection head limit " frame at " debugging " window is imported the measurement of 2 position sensors respectively near limiting value; When the measurement of position sensor 5 during near the value value of overstepping the extreme limit, the flat-removing air cyclinder action is returned arrival inoperative position by working position, position sensor 5 risings; 6. servomotor 6 former point search: under " car door rectification Stateful Inspection " window, by " the former point search of A " and " the former point search of B " button, arbor press is finished servomotor 6 former point search, finishes the preceding beamhouse operation of automatic straightening.Then, the operator carries out the automatic straightening operation according to the following steps: " manually automatically " button that 1. rotates main control cabinet arrives automatic side, and " automatically " indicator lamp is bright; If touch-screen at first shows dialog box confirmation request servomotor 6 initial points, servomotor 6 is described not at initial point, " manually automatically " button of rotation main control cabinet is finished servomotor 6 former point search manual operations to manual side; 2. press " starting automatically " button of main control cabinet, " starting automatically " lamp is bright; 3. each function cylinder of operator's visual examination mechanical system is all in the position original position, and little operating case " initial point " indicator lamp is bright; 4. by arbor press car door stationary positioned setting position car door assembly to be corrected is installed on the arbor press, and visual examination is installed correct; 5. " start " button automatically by little operating case, arbor press begins to finish once circulation automatically (activity accurately locatees → clamp → translation detection → servo feed → clamping → servo rectification → clamping opens → translation returns → servoly return initial point → clamping and open → activity orientation returns) according to predetermined technology, and " work is finished " indicator lamp of little operating case is opened; 6. the operator takes off the rectification tail gate, and little operating case " work is finished " indicator lamp closes, and the operator finishes the automatic straightening operation of a car door.
3. other operations: (1) can carry out the noise reduction operation at " car door rectification Stateful Inspection " window simultaneously if there is emergency episode can press " suddenly stopping " button of main control cabinet in the process of automatic straightening operation; After accident treatment is intact, can under manual state, carry out hand-reset to equipment, simultaneously two servomotors are carried out former point search; (2) circulation imperfect tense can not the set device parameter automatically when automatic straightening operation; When (3) each automatic straightening operation begins, can revise side-play amount.
Claims (5)
1, automatic straightening machine for vehicle door assembly is characterized in that: be made up of mechanical system and electrical system; Wherein mechanical system is made up of arbor press pedestal (1), pneumatic element, car door positioning clamping device, door sash apparatus for correcting (4);
Pneumatic element is made control element, tracheae and joint by cylinder as executive component, source of the gas treatment element and direction control element and is connected element and form, cylinder is connected with car door location, car door clamping, doorframe apparatus for correcting by securing member, the source of the gas treatment element is connected with arbor press pedestal (1) by securing member with direction control element, and is connected with pneumatic apparatus with joint by tracheae;
The car door positioning clamping device is made up of 2 movable positioners (2-1), 4 fixed positioners (2-2) and 6 positioning clamping devices (3), be connected with pedestal (1) by securing member, movable positioner (2-1) is connected with the pneumatic apparatus cylinder by securing member simultaneously with positioning clamping device (3); Movable positioner (2-1) is in the uniform location that hole, 2 place is set of inner plate of car door middle position, fixed positioner (2-2) is in the uniform location that 4 place's faces are set of inner plate of car door middle position, and positioning clamping device (3) dimensional directions uniform location of respectively setting 3 place's faces in long limit, edge before and after car door clamps;
Door sash apparatus for correcting (4) is connected with arbor press pedestal (1) by securing member, and is connected with electrical system actuator, and door sash apparatus for correcting (4) is provided with 2 places altogether in the position of the long limit of upper window frame dimensional directions near two ends; The door sash apparatus for correcting is fixedly connected on the electrical system actuator on (4);
The electrical system part is made up of PLC, position sensor (5), servo-driver, servomotor (6), man-machine interface, sense switch, magnetic valve.Position sensor (5) is installed in the end positions of the upper side frame of door sash, and man-machine interface is connected with the PLC circuit, and signal inputs to PLC, and the PLC output order is given servo-driver, servomotor (6), man-machine interface, sense switch, magnetic valve.
2, automatic straightening machine for vehicle door assembly according to claim 1 is characterized in that 2 movable positioners (2-1), 4 fixed positioners (2-2) and 6 positioning clamping devices (3) in the described car door positioning clamping device are separately fixed on the car door welding anchor point.
3, automatic straightening machine for vehicle door assembly according to claim 1 is characterized in that described 2 position sensors (5) are located at respectively on the two ends peak of top edge of door sash.
4, automatic straightening machine for vehicle door assembly according to claim 1 is characterized in that described 2 door sash apparatus for correcting (4) are connected with the leading screw slide plate that servomotor (6) drives, and are installed in the inboard of 2 position sensors (5).
5, automatic straightening machine for vehicle door assembly according to claim 1, the course of work that it is characterized in that described arbor press is finished as follows: 1. the switch detection and location of location clamping clamp or location clamping Returning switch signal, and control magnetic valve for the gas direction in the mechanical system pneumatic control components by PLC; 2. magnetic valve outputs signal to the position sensor flat-removing air cyclinder; 3. 2 position sensors that are arranged on door sash carry out position probing to door sash; 4. the position data after detecting is given the Programmable Logic Controller PLC of main control cabinet by circuit transmission; 5. PLC will detect data and the gross data comparative analysis of design in advance, and calculate the rectification position data, give servo-driver by circuit transmission; 6. servo-driver control servomotor, the window frame apparatus for correcting of control mechanical system applies rectification displacement above material yield limiting value behind its welding fabrication to window frame; 7. after car door is corrected, PLC will detect data and the gross data comparative analysis of design in advance once more; 8. analyze when defective through PLC when detecting data, arbor press enters the rectification working cycles once more according to the variation numerical value that this analysis obtains; 9. when detecting data after the PLC analysis is qualified, arbor press stops to correct, and sends qualified signal, finishes car door and corrects.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100669221A CN101559449B (en) | 2009-05-08 | 2009-05-08 | Automatic straightening machine for vehicle door assembly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100669221A CN101559449B (en) | 2009-05-08 | 2009-05-08 | Automatic straightening machine for vehicle door assembly |
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| CN101559449A true CN101559449A (en) | 2009-10-21 |
| CN101559449B CN101559449B (en) | 2013-09-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009100669221A Expired - Fee Related CN101559449B (en) | 2009-05-08 | 2009-05-08 | Automatic straightening machine for vehicle door assembly |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011060683A1 (en) * | 2009-11-23 | 2011-05-26 | 北汽福田汽车股份有限公司 | Method for correcting curvature of vehicle door |
| CN103962418A (en) * | 2013-01-28 | 2014-08-06 | 鸿准精密模具（昆山）有限公司 | Shaping device |
| CN105149380A (en) * | 2015-10-13 | 2015-12-16 | 福州大学 | Device for repairing sunken part of steel plate with electromagnetic attractive force and control method of device |
| WO2019006839A1 (en) * | 2017-07-03 | 2019-01-10 | 广州蓝圣智能科技有限公司 | Door frame windowpane run channel prying mechanism |
| CN109894662A (en) * | 2019-04-04 | 2019-06-18 | 东风小康汽车有限公司重庆分公司 | Door sash contour revising tooling and door sash contour correcting method |
| CN113290357A (en) * | 2021-04-01 | 2021-08-24 | 东风延锋汽车饰件系统有限公司 | Door plate assembly detection method and door plate assembly detection system |
| CN114798816A (en) * | 2021-01-18 | 2022-07-29 | 上海赛科利汽车模具技术应用有限公司 | Automatic shaping system and method for window frame and door assembly |
-
2009
- 2009-05-08 CN CN2009100669221A patent/CN101559449B/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011060683A1 (en) * | 2009-11-23 | 2011-05-26 | 北汽福田汽车股份有限公司 | Method for correcting curvature of vehicle door |
| CN102069110B (en) * | 2009-11-23 | 2012-10-24 | 北汽福田汽车股份有限公司 | Correction method for vehicle door radian |
| CN103962418A (en) * | 2013-01-28 | 2014-08-06 | 鸿准精密模具（昆山）有限公司 | Shaping device |
| CN103962418B (en) * | 2013-01-28 | 2016-02-03 | 鸿准精密模具（昆山）有限公司 | Apparatus for shaping |
| US9333547B2 (en) | 2013-01-28 | 2016-05-10 | Fu Ding Electronical Technology (Jiashan) Co., Ltd. | Refitting mechanism |
| CN105149380A (en) * | 2015-10-13 | 2015-12-16 | 福州大学 | Device for repairing sunken part of steel plate with electromagnetic attractive force and control method of device |
| CN105149380B (en) * | 2015-10-13 | 2018-02-06 | 福州大学 | A kind of electromagnetic attraction repairs steel plate depression device and its control method |
| WO2019006839A1 (en) * | 2017-07-03 | 2019-01-10 | 广州蓝圣智能科技有限公司 | Door frame windowpane run channel prying mechanism |
| CN109894662A (en) * | 2019-04-04 | 2019-06-18 | 东风小康汽车有限公司重庆分公司 | Door sash contour revising tooling and door sash contour correcting method |
| CN109894662B (en) * | 2019-04-04 | 2020-11-03 | 东风小康汽车有限公司重庆分公司 | Vehicle door window frame contour correction tool and vehicle door window frame contour correction method |
| CN114798816A (en) * | 2021-01-18 | 2022-07-29 | 上海赛科利汽车模具技术应用有限公司 | Automatic shaping system and method for window frame and door assembly |
| CN113290357A (en) * | 2021-04-01 | 2021-08-24 | 东风延锋汽车饰件系统有限公司 | Door plate assembly detection method and door plate assembly detection system |
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| CN101559449B (en) | 2013-09-25 |
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