CN109483128A

CN109483128A - Bullet train head vehicle car body pairing device and its group are to method

Info

Publication number: CN109483128A
Application number: CN201811553676.8A
Authority: CN
Inventors: 肖宇; 耿明; 王世君
Original assignee: CRRC Changchun Railway Vehicles Co Ltd
Current assignee: CRRC Changchun Railway Vehicles Co Ltd
Priority date: 2018-12-18
Filing date: 2018-12-18
Publication date: 2019-03-19
Anticipated expiration: 2038-12-18
Also published as: CN109483128B

Abstract

Bullet train head vehicle car body pairing device and its group other side's welding group owned by France in train head vehicle car body to auxiliary locator field, the device include roof group to tooling, front window frame positioning tool, roof hoisting fixture, side wall group to tooling and car body front end board group to tooling；Using roof group to tooling complete roof group to and welding, side wall group is located to the normal place of tooling end by car body front end-plate to tooling with car body front end board group, completes roof and side wall group to the positioning operation of tooling using roof hoisting fixture and front window frame positioning tool.The present invention be grouped roof can on the ground and welding processing tooling by roof group, location efficiency and assembling precision between each component of roof can be made to be substantially improved, and then the symmetry of roof middle vertical plane is improved significantly, therefore windage when train is run at high speed and resulting shaking and noise can be greatly reduced, and optimize mechanics transmission path, further increase the structural strength of car body.

Description

Bullet train head vehicle car body pairing device and its group are to method

Technical field

The invention belongs to the welding groups of train head vehicle car body to auxiliary locator field, and in particular to a kind of bullet train Head vehicle car body pairing device and its group are to method.

Background technique

Middle vertical plane is by the perpendicular of solid bottom surface central axes, and referring to can be by symmetrical solid along vertical side To the two-part section for being divided into mirror symmetry.

As shown in Figures 1 to 4, the car body 1 of certain type bullet train head vehicle mainly includes roof 1-1, each other mirror symmetry Left side wall 1-2 and right-side wall 1-3 and car body front end-plate 1-4, wherein the outside of roof 1-1 and the front end of side wall have The big component of the curved surface of bullet-shaped sweeping appearance, roof 1-1 include roof panels 1-1-1, keel frame 1-1-2, front window frame 1-1-3 It include two bar keel side bar 1-1-2-1, more keel camber beam 1-1-2- with two window frame peripheries plate 1-1-4, keel frame 1-1-2 2, multiple window frame periphery plate attachment beam 1-1-2-3, ceiling light frame connection camber beam 1-1-2-4 and roof lamp door 1-1-2-5, front window frame 1- Middle vertical plane of the middle vertical plane of the middle vertical plane of 1-3, the middle vertical plane of roof panels 1-1-1 and roof lamp door 1-1-2-5 with roof 1-1 It is overlapped.

The cross section of keel side bar 1-1-2-1 is the curve steel angle structure of V-shaped, and front half section is side bar end circular arc Section, posterior segment are side bar straightways, middle vertical plane each other mirror symmetry cloth of the two bar keel side bar 1-1-2-1 about roof 1-1 It sets, the side bar straightway of the two is parallel to each other.Keel camber beam 1-1-2-2 is the upward arch channel steel of otch, both ends point It is not inserted into the angle steel V-shaped slot of left and right two side bar straightways with 45 degree of inclination angle and welds and be connected, a plurality of keel camber beam 1-1- 2-2 is connected across in parallel with each other on the side bar straightway of two bar keel side bar 1-1-2-1, and every bar keel camber beam 1-1-2-2 Middle vertical plane be overlapped with the middle vertical plane of roof 1-1.Roof lamp door 1-1-2-5 is approximately the ellipse with long axis, long axis On the middle vertical plane of roof 1-1.The lower end of each window frame periphery plate attachment beam 1-1-2-3 is inserted into one with 45 degree of inclination angle It is welded in the angle steel V-shaped slot of corresponding sides beam end arc section and with it connected.

Front window frame 1-1-3 includes integrally formed window frame body 1-1-3-1 and is symmetrically fixed on the two sides window frame body 1-1-3-1 Two window frame body coattail board 1-1-3-2.Window frame periphery plate 1-1-4 be with keel side bar 1-1-2-1 matched curved surface cover board with the shape, Two window frame periphery plate 1-1-4 about roof 1-1 middle vertical plane each other mirror symmetry arrange, shape is surrounded in the front end of the two jointly At a window frame butt joint base 1-1-4-1.The lower edge of each window frame periphery plate 1-1-4 with a corresponding sides beam end arc section On angle steel V-shaped slot lateral wall welding be connected, and the inner sidewall of each window frame periphery plate 1-1-4 respectively and be located at side bar end The outer end face welding of multiple window frame periphery plate attachment beam 1-1-2-3 of portion's arc section leading portion is connected.In window frame butt joint base 1-1-4-1 Side edge is then docked and is connected with the matching of the left and right outer edge of window frame body 1-1-3-1 respectively.By the rear end of window frame body 1-1-3-1 with And two window frame body coattail board 1-1-3-2 threes surround to form a roof lamp setter plate butt joint base jointly.

Roof panels 1-1-1 is the upper cover plate of roof lamp door 1-1-2-5 and all keel camber beam 1-1-2-2, roof panels 1-1-1 Leading portion insertion roof lamp setter plate butt joint base in, front edge is docked and is connected with the rear end of window frame body 1-1-3-1, roof The two sides of plate 1-1-1 leading portion respectively window frame body coattail board 1-1-3-2 corresponding with one top edge matching be connected.Roof panels 1- The middle part of 1-1 leading portion is equipped with roof lamp through-hole 1-1-1-1.The back segment of roof panels 1-1-1 is common by whole keel camber beam 1-1-2-2 It supports, outside the angle steel V-shaped slot on the lower edge difference side bar straightway corresponding with one of roof panels 1-1-1 back segment two sides Sidewall weld is connected, and the inner sidewall of roof panels 1-1-1 back segment is welded with the arch outer end face of all keel camber beam 1-1-2-2 respectively It connects connected.

Roof lamp door 1-1-2-5 and roof lamp through-hole 1-1-1-1 are vertical corresponding, the two sides difference of roof lamp door 1-1-2-5 It connect camber beam 1-1-2-4 welding with symmetrically arranged a plurality of ceiling light frame to be connected, the leading portion of a roof panels 1-1-1 is collectively formed The lower end surface welding of bracket, the leading portion bracket and roof panels 1-1-1 leading portion is connected.Every ceiling light frame connects camber beam 1-1-2-4's It is welded respectively with the inner sidewall of left and right two window frame bodies coattail board 1-1-3-2 back segment lower end.

Car body front end-plate 1-4 includes front end gate arch plate 1-4-1 and arch bar rear cross beam 1-4-2, the middle part front end gate arch plate 1-4-1 Equipped with end plate rectangular through-hole 1-4-1-1, arch bar rear cross beam 1-4-2 is parallel to the long side of end plate rectangular through-hole 1-4-1-1, and is connected In the rear side of front end gate arch plate 1-4-1.

Two side bar end arc sections are bringing together, and the front end of the two is respectively fixedly connected in the upper end arch bar rear cross beam 1-4-2 The two sides in face, and withstand on the rear of front end gate arch plate 1-4-1.

Middle vertical plane each other mirror symmetry and vertical arrangement of the left side wall 1-2 and right-side wall 1-3 about roof 1-1, the two Top edge connect respectively with the left and right lower edge rounding off of the curved surface of roof 1-1 sweeping appearance, and left side wall 1-2 and the right side The front end of side wall 1-3 is connected with the arch bar two sides rear cross beam 1-4-2 and the welding of the rear of front end gate arch plate 1-4-1 respectively.

It is existing by roof 1-1 respectively with left side wall 1-2, right-side wall 1-3 and the 1-4 split welding of car body front end-plate at Method for car body 1 is the vehicle body bottom frame that positioning first has floor, then using on vehicle body bottom frame floor center line as car body 1 Middle vertical plane vertical projection line, determine the middle vertical plane of car body.Then, car body front end-plate 1-4 is welded on to the front end of chassis, And left side wall 1-2 and right-side wall 1-3 are symmetrically welded in outside two edge beam of underframe of floor two sides with vertical posture respectively Side, and welded with the headwall of chassis end.Then, with two overhead traveling cranes, and by two suspender belts simultaneously to only having roof panels 1- The keel frame 1-1-2 of 1-1 is lifted, above the chassis and two side walls after so that it is hoisted to synthesis, by roof panels 1-1-1 The left and right lower edge of the curved surface of the sweeping appearance of two sides and two bar keel side bar 1-1-2-1 respectively with left side wall 1-2 and right side The top edge split of wall 1-3 is the curved surface of rounding off and welding.Hereafter, respectively by two window frame periphery plate 1-1-4 and two Keel side bar 1-1-2-1 and roof panels 1-1-1 split are simultaneously welded, finally, again by front window frame 1-1-3 and two window frame periphery plates The front end of 1-1-4 and roof panels 1-1-1 are respectively completed split welding, to be finally completed the synthesis group weldering operation of car body.

However, there are biggish difficulty for existing car body synthesis group welding process method, on the one hand, roof panels 1-1-1, window frame There is the external siding of streamline curved surface to be difficult to clamp and accurately fix by peripheral board 1-1-4 and window frame body coattail board 1-1-3-2 etc., and And the heavy and huge big component of roof, by suspender belt handling, it is indefinite that lifting mode shakes, and positioning accuracy is difficult to control, and is deposited In the accident risk that suspender belt is broken or falls off, in addition, sequentially installing two window frames additional on the keel frame 1-1-2 under lifting state The unreasonable process sequence of peripheral board 1-1-4 and front window frame 1-1-3 will cause the accumulative of tolerance, lead to the dimension overproof of car body, The middle vertical plane of roof and the middle vertical plane disunity of side wall even are caused, and generates the structural symmetry and structure for weakening head vehicle in turn The problem of intensity, buries risk hidden danger to the safety traffic of bullet train.

Summary of the invention

It is difficult to control to solve positioning accuracy existing for the existing car body synthesis assembly welding method based on suspender belt lifting, assembly It is sequentially not reasonable, cause a size for vehicle car body to be easy overproof, not can guarantee the safety of welding operation quality and operation, even The technical issues of causing the middle vertical plane of roof and the middle vertical plane disunity of side wall, and then seriously affecting symmetry and structural strength, The present invention provides a kind of bullet train head vehicle car body pairing device and its group to method.

The technical solution adopted for solving the technical problem of the present invention is as follows:

Bullet train head vehicle car body pairing device comprising roof group is to tooling, front window frame positioning tool, roof slinger Dress, side wall group are to tooling and car body front end board group to tooling；

The roof group is bilateral symmetry to tooling comprising roof group is to frame, front window frame tooling attachment base, top Lamp door positioning seat, multiple keel camber beam middle line positioning seats, three groups of lamp door camber beam support bases, multiple groups side bar front positioning seat, multiple groups Camber beam and side bar rear portion positioning seat, multiple groups keel camber beam supporting mechanism and two side bar end limit bases；Roof group is to frame Inside is equipped with the roof frame center stringer arranged along its longitudinal midline；In-profile shape and vehicle of the roof group to frame outline border Vertical projected outline's shape of the shape of the roof of body is identical, be used to fix roof group to tooling except roof group to frame it Remaining outer composed structure；

The front window frame and roof that front window frame tooling attachment base is used to give the front window frame of roof with roof layout design Relative positional relationship is fixed on roof group on frame, and the bottom end of front window frame tooling attachment base is fixed on roof group to frame front Longitudinally middle position, the top of front window frame tooling attachment base sets that there are two the lateral docking projection seats and two of window frame tooling attachment base Window frame tooling attachment base longitudinally docks projection seat, laterally docks projection seats by two window frame tooling attachment bases and connects with two window frame toolings The middle vertical plane of longitudinal docking the constituted structure of the projection seat line of centres of seat is overlapped with middle vertical plane of the roof group to frame；

Ceiling light frame positioning seat is used for the roof lamp door and roof for giving the roof lamp door of roof with roof layout design Relative positional relationship is fixed on roof group on frame, before the bottom end of ceiling light frame positioning seat is fixed in roof frame center stringer The longitudinally middle position of section, the top contour structures of ceiling light frame positioning seat and the roof lamp through-hole structure of roof are identical, ceiling light frame Middle vertical plane at the top of positioning seat is overlapped with middle vertical plane of the roof group to frame, to roof frame center stringer vertical height with Vertical height of the roof lamp door apart from car body bottom face is consistent；

Multiple keel camber beam middle line positioning seats and multiple groups keel camber beam supporting mechanism are used for the keel camber beam of roof with vehicle The relative positional relationship of top layout design given keel camber beam and roof is located in roof group on frame, multiple keel camber beams The bottom end of middle line positioning seat is sequentially fixed on the longitudinal midline at roof frame center stringer rear portion, and each keel camber beam middle line is fixed Middle vertical plane at the top of the seat of position is overlapped with middle vertical plane of the roof group to frame；The bottom end of every group of keel camber beam supporting mechanism is symmetrical It is connected on the two sidewalls of roof frame center stringer posterior segment；

The ceiling light frame that three groups of lamp door camber beam support bases are used to give the ceiling light frame camber beam of roof with roof layout design is curved The relative positional relationship of beam and roof is located in roof group on frame, and every group of lamp door camber beam support base includes about roof group To two lamp door camber beam support bases of the middle vertical plane mirror symmetry of frame, the lower end surface of the two is connected in roof group by bolt To on the stringer of frame left or right side, the curve form of the upper surface of lamp door camber beam support base and the ceiling light frame camber beam of roof The curve form of lower end surface matches；The bottom end of two lamp door camber beam support bases in every group of lamp door camber beam support base is symmetrically fixed In the left and right sides of ceiling light frame positioning seat；

Multiple groups side bar front positioning seat and multiple groups camber beam and side bar rear portion positioning seat are used for the keel side bar of roof with vehicle The relative positional relationship of top layout design given keel side bar and roof is located in roof group on frame, every group of side bar front The side of positioning seat is symmetrically connected in roof group to the left and right sides of frame front, at the top of every group of side bar front positioning seat in hang down Face is overlapped with middle vertical plane of the roof group to frame；The side of every group of camber beam and side bar rear portion positioning seat is symmetrically connected in roof group To the left and right sides of frame rear portion, the middle vertical plane at the top of every group of camber beam and side bar rear portion positioning seat is with roof group in frame Vertical plane is overlapped；

Two side bar end limit bases are for limiting keel side bar end in roof group to the position on frame, two side bars The side of end limit base is symmetrically connected in roof group to the left and right sides of frame tail portion；

The front window frame positioning tool includes window frame tooling load-bearing frame, two load-bearing frames laterally docking projection seat, two Load-bearing frame longitudinally docks projection seat, window frame middle vertical plane positioning seat, multiple C clamps pincers, window frame tooling connection framework, two connection frames Laterally docking dimple and two connection frameworks longitudinally dock dimple to frame；

Window frame tooling load-bearing frame is isosceles trapezoid frame structure, and the bottom that two load-bearing frames laterally dock projection seat is connected On the front crossbeam of window frame tooling load-bearing frame, the top that load-bearing frame laterally docks projection seat is lateral vee-block structure, laterally The both ends of vee-block are equipped with lateral connection ear；The bottom that two load-bearing frames longitudinally dock projection seat is connected in window frame tooling load frame On the rear cross of frame, the top that load-bearing frame longitudinally docks projection seat is longitudinal vee-block structure, and the both ends of longitudinal vee-block are equipped with Longitudinally connected ear；

The outer contour shape of window frame middle vertical plane positioning seat lower end surface is identical as the outer contour shape of the window frame body of front window frame, window The upper surface of frame middle vertical plane positioning seat is connected on the lower end surface of window frame tooling load-bearing frame outer profile；

The lower end surface of window frame tooling connection framework is connected in inside window frame tooling load-bearing frame on the lower end surface of crossbeam, and two The bottom that connection framework laterally docks dimple is connected on the front crossbeam of window frame tooling connection framework, two connection framework transverse directions The top for docking dimple is lateral V-shaped groove structure；The bottom that two connection frameworks longitudinally dock dimple is connected in window frame tooling company It connects on the rear cross of frame, the top that two connection frameworks longitudinally dock dimple is longitudinal V-shaped groove structure；

The lateral V-shaped groove that two connection frameworks laterally dock dimple laterally docks projection seat with two window frame tooling attachment bases With docking, the longitudinal V-shaped groove that two connection frameworks longitudinally dock dimple longitudinally docks projection seat with two window frame tooling attachment bases With docking；The middle vertical plane of window frame middle vertical plane positioning seat is coplanar with the middle vertical plane of front window frame, the middle vertical plane of window frame middle vertical plane positioning seat, Laterally docking projection seat and two load-bearing frames longitudinally dock in the constituted structure of the projection seat line of centres two load-bearing frames Laterally docking dimple and two connection frameworks longitudinally dock the constituted structure of the dimple line of centres for vertical plane, two connection frameworks Middle vertical plane be overlapped with middle vertical plane of the roof group to frame；

The roof hoisting fixture includes window frame tooling lifting frame, roof panels lifting frame and roof lifting frame, window The middle part lower end surface front of frame tooling lifting frame is set there are two load-bearing frame transverse direction docking dimple, window frame tooling lifting frame Middle part lower end surface rear portion is set there are two load-bearing frame longitudinal direction docking dimple, and two load-bearing frames longitudinally dock dimples and two loads The both ends that frame laterally docks dimple are equipped with engaging lug, and two load-bearing frames longitudinally dock dimples correspondence and two load-bearing frames It laterally docks projection seat and passes through two pairs of engaging lugs matching connections, two load-bearing frames laterally dock dimple correspondence and two load-bearing frames Longitudinal docking projection seat passes through two pairs of engaging lug matching connections；The two sides lower end surface front of window frame tooling lifting frame is set there are two window The longitudinal docking projection seat of frame lifting frame, it is horizontal that the two sides lower end surface rear portion of window frame tooling lifting frame sets that there are two window frame lifting frames To docking projection seat, the middle part upper surface bilateral symmetry of window frame tooling lifting frame is set there are four stud connection plate；

The upper surface bilateral symmetry of roof panels lifting frame is set there are four stud connection plate, the middle part of roof panels lifting frame Lower end surface bilateral symmetry is set there are four roof panels suspension hook and four roof arc pressuring plates, the two sides lower end surface of roof panels lifting frame Roof panels lifting frame longitudinally docks projection seat there are four symmetrically setting；

The lower end surface front and rear of roof lifting frame is respectively symmetrically set there are four hinged block, roof lifting frame Upper surface bilateral symmetry is set there are four lifting lug；Window frame tooling lifting frame, roof panels lifting frame pass through four hinged shafts respectively and connect The cooperation of fishplate bar, four hinged blocks and four pin shafts is fixed on the lower end of roof lifting frame；

Longitudinally laterally the docking dimple line of centres is constituted two load-bearing frames for docking dimple and two load-bearing frames Laterally docking projection seat and two window frame lifting frames longitudinally dock in projection seat for the middle vertical plane of structure, two window frame lifting frames The middle vertical plane of the constituted structure of heart line, four roof panels lifting frames are longitudinally in docking the constituted structure of the projection seat line of centres Vertical plane is overlapped with the middle vertical plane of roof lifting frame；

The side wall group to tooling include multiple pedestals, multiple left side wall groups to tooling and multiple right-side wall groups to tooling, Multiple pedestals fix on the ground in parallel, and the middle vertical plane of multiple pedestals is overlapped；Multiple left side wall groups are to tooling and multiple right sides Middle vertical plane of the wall group to tooling about pedestal is symmetrical set, and multiple left side wall groups are to tooling and multiple right-side wall groups to tooling It corresponds and is connected on multiple pedestals；

Left side wall group includes left side arc panel positioning seat, left side arc positioning plate, left side connecting plate, left side arc to tooling Laterally docking dimple, left-hand sash lifting frame are longitudinally right for plate sliding track mechanism, left side side wall top-fastener, left-hand sash lifting frame Connect dimple and left side roof panels lifting frame longitudinally docking dimple；The bottom of left side arc panel positioning seat is connected in the left side of pedestal Upper surface, the corresponding height with the left side wall of the car body at its respectively institute Support Position of the height and radian of left side arc positioning plate Degree and shape are profile-followed, and the left side of left side arc positioning plate and left side connecting plate are connected, and left side connecting plate passes through left side arc panel Sliding track mechanism is slidably connected with left side arc panel positioning seat；The fixing end of left side side wall top-fastener is connected between two pedestals On connecting plate, the setting contrary with left side arc positioning plate radian of the compaction direction of left side side wall top-fastener；One left side window The lower end surface of the longitudinal lateral docking dimple of docking dimple and a left-hand sash lifting frame of frame lifting frame be respectively fixedly connected with The top of the corresponding left side arc panel positioning seat of Vehicular body front, two left side roof panels lifting frames longitudinally dock the lower end of dimple Face is respectively fixedly connected on the top of left side arc panel positioning seat corresponding with rear vehicle；

Right-side wall group includes right side arc panel positioning seat, right side arc positioning plate, right side connecting plate, right side arc to tooling Laterally docking dimple, right side window frame lifting frame are longitudinally right for plate sliding track mechanism, right side side wall top-fastener, right side window frame lifting frame Connect dimple and right side roof panels lifting frame longitudinally docking dimple；The bottom of right side arc panel positioning seat is connected on the right side of the base Upper surface, the corresponding height with the right-side wall of the car body at its respectively institute Support Position of the height and radian of right side arc positioning plate Degree and shape are profile-followed, and the right side of right side arc positioning plate and right side connecting plate are connected, and right side connecting plate passes through right side arc panel Sliding track mechanism is slidably connected with right side arc panel positioning seat；The fixing end of right side side wall top-fastener is connected between two pedestals On connecting plate, the setting contrary with right side arc positioning plate radian of the compaction direction of right side side wall top-fastener；One right side window The lower end surface of the longitudinal lateral docking dimple of docking dimple and a right side window frame lifting frame of frame lifting frame be respectively fixedly connected with The top of the corresponding right side arc panel positioning seat of Vehicular body front, two right side roof panels lifting frames longitudinally dock the lower end of dimple Face is respectively fixedly connected on the top of right side arc panel positioning seat corresponding with rear vehicle；

Two window frame lifting frames longitudinally dock projection seat correspondence and longitudinally dock dimple, right side window with left-hand sash lifting frame The longitudinally docking dimple matching docking of frame lifting frame, two window frame lifting frames transverse direction docking projection seats are corresponding to be lifted with left-hand sash Laterally the laterally docking dimple matching docking of docking dimple, right side window frame lifting frame, four roof panels lifting frames are longitudinal for frame Docking projection seat is corresponding longitudinally to dock that dimple, roof panels lifting frames are longitudinally right on the right side of two with two left side roof panels lifting frames Connect dimple matching docking；Longitudinally docking dimple, right side window frame lifting frame longitudinally dock dimple, left side to left-hand sash lifting frame Laterally docking dimple and right side window frame lifting frame laterally dock the constituted structure of the dimple line of centres to window frame lifting frame Middle vertical plane, longitudinally longitudinally docking is recessed for docking dimples and two right side roof panels lifting frames for two left side roof panels lifting frames The middle vertical plane of the constituted structure of the seat line of centres is overlapped with the middle vertical plane of pedestal；

Car body front end board group includes that pedestal, positioning plate fixing seat, front end-plate positioning plate, two front end-plates are vertical to tooling To top-fastener and two front end-plate transverse direction top-fasteners；Pedestal is parallel to pedestal setting, the middle vertical plane of pedestal and the middle vertical plane of pedestal It is overlapped, the upper surface of pedestal bilateral symmetry sets that there are two end plate groups to tooling sliding track mechanism；Positioning plate fixing seat is integrally L-shaped, The level board lower end surface of positioning plate fixing seat is connected with upper end of slide block face of two end plate groups to tooling sliding track mechanism；Front end-plate is fixed The outer contour shape of position plate is identical as the outer contour shape of front end gate arch plate of car body, and front end-plate positioning plate is perpendicular to pedestal and consolidates It is connected in the vertical section of positioning plate fixing seat, the middle vertical plane of front end-plate positioning plate is overlapped with the middle vertical plane of pedestal；Front end-plate positioning plate Middle part lower end surface be connected a L shape supporting plate, the horizontal segment of L shape supporting plate be parallel to pedestal setting, and be located at front end-plate positioning plate Rear side；Two front end-plate longitudinal direction top-fasteners are symmetrical set, and the fixing end of two front end-plate longitudinal direction top-fasteners is connected in fixed On the level board upper surface of position plate fixing seat, the compression end of two front end-plate longitudinal direction top-fasteners presses to the rear end of front end-plate positioning plate Face, the compression end of two front end-plate longitudinal direction top-fasteners are located at the top of L shape pallets level section；Two front end-plate transverse direction top-fasteners Fixing end is respectively fixedly connected in the left and right sides of pedestal, and the compression end of two front end-plate transverse direction top-fasteners presses to front end-plate positioning plate Side end face.

Group based on above-mentioned bullet train head vehicle car body pairing device is to method comprising following steps:

Step 1: tooling is completed first using roof group the group of roof to and welding, specifically include following sub-step:

Step 1.1: using being arranged in roof group to the multiple groups side bar front positioning seat and multiple groups camber beam of frame two sides and side The dragon that beam rear portion positioning seat and two side bar end limit bases are jointly given the keel side bar of roof with roof layout design The relative positional relationship of bone side bar and roof is located in roof group on frame；

Step 1.2: the middle part of every bar keel side bar is propped up with a corresponding keel camber beam middle line positioning seat respectively Support, and positioning is supported to the arch bending segment of keel side bar with two group keel camber beam supporting mechanisms, make in keel side bar Vertical plane is overlapped with the middle vertical plane of keel camber beam middle line positioning seat, and by its both ends respectively with the angle steel V-shaped slot on keel side bar Welding is connected；

Step 1.3: by the lower edge of two window frame periphery plates respectively with corresponding keel side bar welding, and by window frame periphery Plate inner side end is connected with the welding of the outer end face of the lateral wall at keel side bar both ends and front window frame attachment beam respectively；

Step 1.4: roof lamp door being covered on ceiling light frame positioning seat, is overlapped the middle vertical plane of the two, by each top The lower end of lamp door camber beam supports seat supports by a corresponding lamp door camber beam, and by the upper end of ceiling light frame camber beam and roof lamp door Sidewall weld be connected；

Step 1.5: front window frame positioning tool being laid flat with the anti-posture that fills, is clamped by multiple universal C-clips by front window frame Frame is fixed with window frame middle vertical plane positioning seat, and keeps the middle vertical plane of the two coplanar；Recycle crane by front window frame positioning tool Lift overturning together with front window frame, laterally the lateral V-shaped groove of docking dimple and two window frame toolings connect by two connection frameworks Joint chair laterally docking projection seat matching docking, and make the longitudinal V-shaped groove and two window frame works of two connection frameworks longitudinal direction docking dimples The longitudinally docking projection seat matching docking of load joint chair, will be outside the lower edge of two window frame body coattail boards respectively window frame corresponding with one Coaming plate welding；

Step 1.6: roof panels lifting being seated on whole keel side bars, and the leading portion of roof panels insertion roof lamp is pacified It sets in plate butt joint base, it is vertical corresponding with roof lamp door to make roof lamp through-hole, so that the middle vertical plane of the two be made to be overlapped；Hereafter, will It is welded with roof lamp placement board mount the lower end of roof panels leading portion；The back edge of the leading portion of roof panels and window frame body is welded It connects, and the top edge of the lower edge of roof panels leading portion and window frame body coattail board is welded；To make middle vertical plane, the roof of front window frame The middle vertical plane of plate and the middle vertical plane of roof lamp door are overlapped with middle vertical plane of the roof group to frame；

Step 1.7: by the lower edge of the roof panels back segment outside with the angle steel V-shaped slot on keel camber beam straightway respectively Wall welding is connected, then the lower end surface of roof panels back segment is completed to weld with the upper surface of whole keel side bars respectively, that is, completes Roof panels are in roof group to the welding process in tooling；

Step 2: carrying out the Primary Location under vertical posture to left side wall and right-side wall to tooling using side wall group, tool Body method are as follows: respectively by the spacing of corresponding adjustment left side arc positioning plate and right side arc positioning plate, make the initial of the two Distance values are the 130% of the normal pitch value of left side wall and right-side wall, then, respectively by left side wall and right-side wall with mirror images of each other Posture be put into side wall group to tooling inside, the lower part of left side wall is withstood with multiple left side side wall top-fasteners outside direction to the left And lean against the top of left side wall on the arc positioning plate of left side with the posture of outer inclination to the left；Hereafter, according to identical Method make multiple right side side wall top-fasteners to the right outside direction withstand the lower part of right-side wall and make the top of right-side wall with to The inclined posture of right hand external leans against on the arc positioning plate of right side；

Step 3: carrying out the Primary Location under vertical posture to car body front end-plate to tooling with car body front end board group, tool Body method are as follows: car body front end-plate is placed on car body front end board group to the front end face and front end in tooling, making its front end gate arch plate The rear end face of plate positioning plate is bonded, and is held in the palm with the upper end of L shape supporting plate in the lower section of arch bar rear cross beam；Then, with two front end-plates Lateral top-fastener withstands on the two sides of car body front end-plate respectively, makes the contour convergence of car body front end-plate Yu front end-plate positioning plate, thus It is overlapped the middle vertical plane of car body front end-plate and the middle vertical plane of positioning plate fixing seat；Make positioning plate fixing seat along two end plate groups to work Sliding track mechanism sliding is filled, until end plate group withstands on the sliding block on tooling sliding track mechanism on the limited block of its sliding rail end, then The rear portion of front end gate arch plate is withstood on simultaneously with two front end-plate longitudinal direction top-fasteners, so that car body front end-plate is fixed on car body front end Board group makes car body front end-plate be located at side wall group to the normal place of tooling end in tooling；

Step 4: roof is completed jointly using roof hoisting fixture and front window frame positioning tool, tooling is determined with side wall group Position operation, specifically includes following sub-step:

Step 4.1: the side bar on every group of side bar front positioning seat and every group of camber beam and side bar rear portion positioning seat is positioned into C-shaped Clamp and V-arrangement cushion block are removed from keel side bar；

Step 4.2: being connect respectively with the suspension hook of overhead traveling crane by four lifting lugs, and roof hoisting fixture is hoisted to roof group To the top of tooling, then, dock the longitudinal docking dimples correspondence of two load-bearing frames laterally with two load-bearing frames convex Seat keeps two load-bearing frames transverse direction docking dimple correspondences longitudinally right with two load-bearing frames by two pairs of engaging lug matching connections Projection seat is connect by two pairs of engaging lug matching connections, to make the middle vertical plane of a whole set of roof hoisting fixture and the middle vertical plane weight of roof It closes；

Step 4.3: being hooked in the lower end of two bar keel side bars respectively using four roof panels suspension hooks, and make four roof arcs Pressing plate is pressed respectively against on the leading portion of roof panels and the upper end lateral wall of back segment；

Step 4.4: roof being hoisted to side wall group to tooling jointly using roof hoisting fixture and front window frame positioning tool Top, make two window frame lifting frames laterally docking projection seats respectively correspond laterally docked with left-hand sash lifting frame dimple and The laterally docking dimple matching docking of right side window frame lifting frame；And so that two window frame lifting frames is longitudinally docked projection seat and respectively correspond Dimple and right side window frame lifting frame are longitudinally docked with left-hand sash lifting frame, and longitudinally the matching of docking dimple is docked；Simultaneously also It respectively corresponds four roof panels lifting frames longitudinal direction docking projection seats and longitudinally docks dimple with two left side roof panels lifting frames Longitudinally the matching of docking dimple is docked with two right side roof panels lifting frames, and makes the lower end surface of roof end respectively by car body Two in the rear end centering verification framework roof end support seats being used to support support jointly；

Step 5: the group of each component of car body is completed to positioning, specifically includes following sub-step:

Step 5.1: before so that the front end of left side wall and right-side wall is withstood on car body front end board group respectively to the car body in tooling On end plate rear end face, then, adjusts separately multiple left side side wall top-fasteners and multiple right side side wall top-fasteners are held out against between end face Away from value, the distance values for making the two hold out against end face restore 100% of the normal pitch value to left side wall and right-side wall；

Step 5.2: passing through left side arc panel sliding track mechanism and the corresponding adjustment left side arc of right side arc panel sliding track mechanism respectively The spacing of shape positioning plate and right side arc positioning plate, until making the two respectively by left side wall and the equal righting of right-side wall to vertical appearance State；The further posture of fine tuning left side wall and right-side wall, can make the lower edges of roof two sides respectively with left side wall and right-side wall It is respectively formed round and smooth fillet surface；Hereafter, can start carry out left side wall and right-side wall respectively with roof and car body front end-plate Weld job.

The beneficial effects of the present invention are: the roof group of the bullet train head vehicle car body pairing device completes vehicle to tooling first The group on top to and welding, vertical projected outline shape of the roof group to the in-profile shape of frame and the roof shape of car body It is identical, meet roof design as positioning framework outside vehicle roof outline line and with the offer of the middle line of its roof frame center stringer The middle vertical plane reference data of standard；Before front window frame tooling attachment base is used to give the front window frame of roof with roof layout design The relative positional relationship of window frame and roof is fixed on roof group on frame；Ceiling light frame positioning seat is used for the roof lamp door of roof The relative positional relationship of the roof lamp door and roof that are given with roof layout design is fixed on roof group on frame；Multiple keel What camber beam middle line positioning seat and multiple groups keel camber beam supporting mechanism were used to give the keel camber beam of roof with roof layout design The relative positional relationship of keel camber beam and roof is located in roof group on frame；Three groups of lamp door camber beam support bases are used for roof The ceiling light frame camber beam that is given with roof layout design of ceiling light frame camber beam and the relative positional relationship of roof be located in roof group pair On frame；Multiple groups side bar front positioning seat and multiple groups camber beam and side bar rear portion positioning seat are used for the keel side bar of roof with roof The relative positional relationship of the given keel side bar of layout design and roof is located in roof group on frame；The keel of umbrella frame shape are curved Beam supporting mechanism has length-adjustable function, and upper part is equipped with the clamp groove of matching keel camber beam width, is used to support In the lower part of keel camber beam arch bending segment；Two side bar end limit bases are then used to limit keel side bar end in roof group pair Position on frame；The posture that front window frame positioning tool is used to give front window frame with roof layout design is with roof group to frame Middle vertical plane be quickly accurately positioned.

Car body front end board group is used to carry out car body front end-plate the positioning under vertical posture to tooling, and side wall group uses tooling In carrying out Primary Location and the positioning of subsequent precise fine-adjustment under vertical posture to left side wall and right-side wall, left side arc panel is sliding The spacing of rail mechanism and right side arc panel sliding track mechanism for corresponding adjustment left side arc positioning plate and right side arc positioning plate, into And the spacing of left side wall and right-side wall lateral wall is controlled, multiple left side side wall top-fasteners and multiple right side side wall top-fasteners are then used for Respectively correspond the spacing of adjustment left side wall and right-side wall lower part；So that the spacing and posture of left side wall and right-side wall can be with Precise fine-adjustment, and then prerequisite is created for the splicing of the rounding off of the two and roof.

Roof hoisting fixture and front window frame positioning tool of the invention is used to complete the lifting operation of roof jointly and can Realization quickly positions the middle vertical plane of roof and middle vertical plane of the side wall group to tooling.

Roof hoisting fixture can be connect with the suspension hook of overhead traveling crane respectively by its four lifting lugs, and roof hoisting fixture is hung Roof group is transported to the top of tooling, two load-bearing frames longitudinal direction docking dimples are corresponding laterally to dock projection seat with two load-bearing frames By two pairs of engaging lug matching connections, and make two load-bearing frames transverse direction docking dimples are corresponding longitudinally to dock with two load-bearing frames Projection seat is by two pairs of engaging lug matching connections, so that window frame tooling lifting frame and front window frame positioning tool be made to realize quickly positioning Connection, and it is overlapped the middle vertical plane of a whole set of roof hoisting fixture with the middle vertical plane of roof；Four vehicles on roof hoisting fixture Top plate suspension hook is hooked in the lower end of two bar keel side bars respectively, and make four roof arc pressuring plates be pressed respectively against roof panels leading portion and On the upper end lateral wall of back segment, thus by roof and the complete fixation of roof panels lifting frame, and then realize by roof hoisting fixture and Front window frame positioning tool is jointly to the reliable handling of roof；

When roof is hoisted to top of the side wall group to tooling jointly by roof hoisting fixture and front window frame positioning tool, two Laterally docking projection seat respectively corresponds and laterally docks dimple with left-hand sash lifting frame and right side window frame is hung for a window frame lifting frame The frame that frames up laterally docking dimple matching docking；And makes two window frame lifting frames longitudinally docking projection seats respectively correspond and left-hand sash Lifting frame longitudinally docking dimple and the longitudinally docking dimple matching docking of right side window frame lifting frame；Also make four roofs simultaneously Plate lifting frame longitudinal direction docking projection seat, which is respectively corresponded, longitudinally docks dimple and two right sides with two left side roof panels lifting frames The longitudinally docking dimple matching docking of roof panels lifting frame, and make the end of roof lower end surface respectively by body rear end to lieutenant colonel The roof end support seat that two tested on frame are used to support supports jointly, to make roof hoisting fixture, front window frame positioning The middle vertical plane of tooling is quickly overlapped positioning with middle vertical plane of the side wall group to tooling；And then ensure the middle vertical plane of roof respectively with vehicle Body front end board group is overlapped to the middle vertical plane of tooling and with middle vertical plane of the side wall group to tooling.

In addition, the invention also provides the welding sides of the completely new car body based on bullet train head vehicle car body pairing device Method, the group of completely new roof welding procedure adjustment each component of roof is to sequence and localization method, by roof group in tooling Various positioning devices allow the roof group of roof on the ground to being grouped in frame and welding processing；To make roof Location efficiency and assembling precision are substantially improved between each component, and then significant the symmetry for improving roof middle vertical plane, Therefore windage when train is run at high speed and resulting shaking and noise can be greatly reduced, and optimize mechanics transmitting road Diameter further increases the structural strength of car body.

Detailed description of the invention

Fig. 1 is the schematic perspective view of the car body of certain existing type bullet train head vehicle.

Fig. 2 is the explosion assembling schematic diagram of Fig. 1.

Fig. 3 is the schematic perspective view of existing roof.

Fig. 4 is the explosion assembling schematic diagram of Fig. 3.

Fig. 5 is the perspective view of bullet train head vehicle car body pairing device of the present invention.

Fig. 6 is the front view of Fig. 5.

Fig. 7 is the right view of Fig. 6.

Fig. 8 is the explosion assembling schematic diagram of Fig. 5.

Fig. 9 is schematic perspective view of the roof group of the present invention to tooling.

Figure 10 is the explosion assembling schematic diagram of Fig. 9.

Figure 11 is the schematic perspective view of side bar front of the present invention positioning seat.

Figure 12 is the explosion assembling schematic diagram of Figure 11.

Figure 13 is the schematic perspective view of camber beam and side bar rear portion positioning seat.

Figure 14 is the schematic perspective view of keel camber beam supporting mechanism of the present invention.

Figure 15 is the schematic perspective view of front window frame positioning tool of the present invention.

Figure 16 is the schematic perspective view under another overturning visual angle of front window frame positioning tool of the present invention.

Figure 17 is the schematic perspective view of roof hoisting fixture of the present invention.

Figure 18 is the explosion assembling schematic diagram of Figure 17.

Figure 19 is schematic perspective view of the side wall group of the present invention to tooling.

Figure 20 is layout and assembly relation schematic diagram of the wall group to tooling and right-side wall group to tooling on the left of the present invention.

Figure 21 is the layout and assembly of the arc positioning plate, connecting plate and arc panel sliding track mechanism of the left and right sides in the present invention Relation schematic diagram.

Figure 22 is schematic perspective view of the car body front end of the present invention board group to tooling.

Figure 23 is schematic perspective view of the car body front end of the present invention board group to tooling under another visual angle.

Figure 24 is application schematic diagram when assembling keel frame to tooling using roof group of the invention.

Figure 25 is application schematic diagram when assembling roof to tooling using roof group of the invention.

Application schematic diagram when Figure 26 is with bullet train head vehicle car body pairing device of the present invention assembly car body.

Figure 27 is the front view of Figure 26.

Specific embodiment

The present invention is described in further details with reference to the accompanying drawing.

As shown in Fig. 5 to Figure 23, bullet train head vehicle car body pairing device of the invention includes roof group to tooling A, preceding Window frame positioning tool B, roof hoisting fixture C, side wall group are to tooling P and car body front end board group to tooling Q.

The roof group is bilateral symmetry to tooling A comprising roof group is to frame 2, front window frame tooling attachment base 3, ceiling light frame positioning seat 4,5, three groups of lamp door camber beam support bases 6 of multiple keel camber beam middle line positioning seats, the positioning of multiple groups side bar front Seat 7, multiple groups camber beam and side bar rear portion positioning seat 8, multiple groups keel camber beam supporting mechanism 9 and two side bar end limit bases 10；Vehicle Top group is equipped with the center stringer 2-1 arranged along its longitudinal midline, outline border inner wheel of the roof group to frame 2 to the inside of frame 2 Profile shape is identical as vertical projected outline's shape of roof 1-1 shape of car body 1, as positioning framework outside vehicle roof outline line And for fixing roof group to tooling A except roof group is to remaining composed structure in addition to frame 2.

Front window frame tooling attachment base 3 is used for the front window frame for giving the front window frame 1-1-3 of roof 1-1 with roof layout design The relative positional relationship of 1-1-3 and roof 1-1 is fixed on roof group on frame 2, and the bottom end of front window frame tooling attachment base 3 is fixed In roof group to the longitudinally middle position of 2 front of frame, the top of front window frame tooling attachment base 3 set there are two window frame tooling connect Laterally docking projection seat 3-1 and two window frame tooling attachment bases longitudinally dock projection seat 3-2 to seat, lateral by two window frame tooling attachment bases It docks projection seat 3-1 and two window frame tooling attachment bases longitudinally docks the middle vertical plane of the constituted structure of the projection seat 3-2 line of centres It is overlapped with middle vertical plane of the roof group to frame 2；Tooling attachment base laterally docks the length direction and window frame work of projection seat 3-1 convex platform The length direction that load joint chair longitudinally docks projection seat 3-2 convex platform is perpendicular to one another.

Ceiling light frame positioning seat 4 is used for the roof lamp for giving the roof lamp door 1-1-2-5 of roof 1-1 with roof layout design The relative positional relationship of frame 1-1-2-5 and roof 1-1 is fixed on roof group on frame 2, and the bottom end of ceiling light frame positioning seat 4 is fixed The longitudinally middle position of leading portion in roof frame center stringer 2-1, the top contour structures and roof 1- of ceiling light frame positioning seat 4 1 roof lamp through-hole 1-1-1-1 structure is identical, and the middle vertical plane at 4 top of ceiling light frame positioning seat is with roof group to the middle vertical plane of frame 2 Be overlapped, to roof frame center stringer 2-1 vertical height with roof lamp door 1-1-2-5 apart from the vertical of 1 bottom face of car body Height is consistent.

Multiple keel camber beam middle line positioning seats 5 and multiple groups keel camber beam supporting mechanism 9 are used for the keel camber beam of roof 1-1 The relative positional relationship of keel camber beam 1-1-2-2 and roof 1-1 that 1-1-2-2 is given with roof layout design are located in roof group To on frame 2, the bottom end of multiple keel camber beam middle line positioning seats 5 is sequentially fixed at the posterior segment roof frame center stringer 2-1 On longitudinal midline, the middle vertical plane at each 5 top of keel camber beam middle line positioning seat is overlapped with middle vertical plane of the roof group to frame 2； The bottom end of every group of keel camber beam supporting mechanism 9 is symmetrically connected on the two sidewalls of the posterior segment roof frame center stringer 2-1.

Three groups of lamp door camber beam support bases 6 are for giving the ceiling light frame camber beam 1-1-2-4 of roof 1-1 with roof layout design Ceiling light frame camber beam 1-1-2-4 and the relative positional relationship of roof 1-1 be located in roof group on frame 2, every group of lamp door camber beam Support base 6 includes two lamp door camber beam support bases 6 about roof group to the middle vertical plane mirror symmetry of frame 2, the two Lower end surface is connected in roof group on the stringer of 2 left or right side of frame by bolt, the upper surface of lamp door camber beam support base 6 Curve form and height correspondence it is consistent with the curve form of the lower end surface ceiling light frame camber beam 1-1-2-4 and its matched；Often The bottom end of two lamp door camber beam support bases 6 in group lamp door camber beam support base 6 is symmetrically fixed on the left and right of ceiling light frame positioning seat 4 Two sides；The upper surface of each lamp door camber beam support base 6 simultaneously be supported on a ceiling light frame camber beam 1-1-2-4 lower end surface and On the upper surface of the window frame periphery plate attachment beam 1-1-2-3 closed on the end ceiling light frame camber beam 1-1-2-4.

Multiple groups side bar front positioning seat 7 and multiple groups camber beam and side bar rear portion positioning seat 8 are used for the keel side bar of roof 1-1 The relative positional relationship of keel side bar 1-1-2-1 and roof 1-1 that 1-1-2-1 is given with roof layout design are located in roof group To on frame 2, the side of every group of side bar front positioning seat 7 is symmetrically connected in roof group to the left and right sides of 2 front of frame, and every group The middle vertical plane at 7 top of side bar front positioning seat is overlapped with middle vertical plane of the roof group to frame 2；Every group of side bar front positioning seat 7 It include two side bar front positioning seats 7 about roof group to the middle vertical plane mirror symmetry of frame 2, side bar front positioning seat 7 It is set including side bar positioning C clamp pincers 7-1, V-arrangement cushion block 7-2, attachment base 7-3 and side bar locating piece 7-4, the side of attachment base 7-3 Have a horizontally disposed clamp auxiliary positioning block 7-3-1, the lower part of attachment base 7-3 be connected in roof group to 2 front left of frame or On the inner wall of right side；One end of side bar locating piece 7-4 is equipped with the side bar front positioning groove 7-4-1 of counterbore form, and the other end is equipped with Slotted hole 7-4-2, side bar locating piece 7-4 are connected in the top of attachment base 7-3 by the cooperation of stud and slotted hole 7-4-2；V-arrangement Cushion block 7-2 is embedded in the angle steel groove of keel side bar 1-1-2-1V font, and the compression end of side bar positioning C clamp pincers 7-1 passes through V-arrangement Cushion block 7-2 is pressed on keel side bar 1-1-2-1, and the bolt end of side bar positioning C clamp pincers 7-1 withstands on clamp auxiliary positioning block 7-3- On 1 lower end surface；Roof group is to the side bar front positioning groove 7-4-1 in 2 inner left wall of frame with roof group to 2 right side of frame Side bar front positioning groove 7-4-1 on inner wall is symmetrical arranged about middle vertical plane of the roof group to frame 2.

The side of every group of camber beam and side bar rear portion positioning seat 8 is symmetrically connected in roof group to the left and right sides at 2 rear portion of frame, The middle vertical plane at 8 top of every group of camber beam and side bar rear portion positioning seat is overlapped with middle vertical plane of the roof group to frame 2；Every group of camber beam and Side bar rear portion positioning seat 8 includes fixed to two camber beams of the middle vertical plane mirror symmetry of frame 2 and side bar rear portion about roof group Position seat 8, camber beam and side bar rear portion positioning seat 8 include camber beam supporting block 8-1 and side bar rear portion positioning seat 8-2, the positioning of side bar rear portion The structure of seat 8-2 is identical as the structure of side bar front positioning seat 7, and it is fixed that the lower end surface of camber beam supporting block 8-1 is connected in side bar rear portion In the seat 8-2 top end surface of position, the lower part of side bar rear portion positioning seat 8-2 is connected in roof group in 2 rear left of frame or right side On wall, roof group is to the side bar rear portion positioning groove 8-2-1 in 2 inner left wall of frame with roof group on frame right inner wall Side bar rear portion positioning groove 8-2-1 is symmetrical arranged about middle vertical plane of the roof group to frame 2.

Keel camber beam supporting mechanism 9 includes length adjustment lead screw pair 9-1, camber beam support base 9-2 and hinged block 9-3, camber beam The top of support base 9-2 is equipped with the clamp groove of matching keel camber beam 1-1-2-2 width, is used to support in keel camber beam 1-1- The lower part of 2-2 arch bending segment.The bottom face of hinged block 9-3 is connected in left side wall or the right side of the roof group to 2 intermediate longitudinal girder of frame On side wall, the screw rod end of length adjustment lead screw pair 9-1 is around hinged block 9-3 in the plane perpendicular to roof group to 2 middle vertical plane of frame The screw female end of interior rotation, length adjustment lead screw pair 9-1 is equipped with bulb, and bulb withstands on the lower end surface center of camber beam support base 9-2 Dome-type pit on, to form spherical pair, which makes camber beam support base 9-2 be adapted to keel camber beam 1- The Curvature varying of 1-2-2.Roof group is to the length adjustment lead screw pair 9-1 and roof group connected on 2 intermediate longitudinal girder left side wall of frame It is symmetrical about middle vertical plane of the roof group to frame 2 to the length adjustment lead screw pair 9-1 connected in 2 intermediate longitudinal girder right sidewall of frame Setting.

Two side bar end limit bases 10 are for limiting the keel end side bar 1-1-2-1 in roof group to the position on frame 2 It sets, side bar end limit base 10 is vertically to be fixed on roof group to the limit gusset on 2 inner sidewall of frame, two side bar end limits The side of position seat 10 is symmetrically connected in roof group to the left and right sides of 2 tail portion of frame.

The front window frame positioning tool B include 11, two load-bearing frames of window frame tooling load-bearing frame laterally docking projection seats 12, Two load-bearing frames longitudinally docking projection seats 13, window frame middle vertical plane positioning seat 14, multiple C clamps pincers, window frame tooling connection framework 15, Laterally docking dimple 16 and two connection frameworks longitudinally dock dimple 17 to two connection frameworks.

Window frame tooling load-bearing frame 11 is isosceles trapezoid frame structure, and two load-bearing frames laterally dock the bottom of projection seat 12 It is connected on the front crossbeam of window frame tooling load-bearing frame 11, the top that load-bearing frame laterally docks projection seat 12 is lateral vee-block The both ends of structure, lateral vee-block are equipped with lateral connection ear 12-1；The bottom that two load-bearing frames longitudinally dock projection seat 13 is connected in On the rear cross of window frame tooling load-bearing frame 11, the top that load-bearing frame longitudinally docks projection seat 13 is longitudinal vee-block structure, is indulged Longitudinally connected ear 13-1 is equipped with to the both ends of vee-block.

The window frame body 1-1-3-1's of the outer contour shape and front window frame 1-1-3 of 14 lower end surface of window frame middle vertical plane positioning seat is outer Chamfered shape is identical, and the upper surface of window frame middle vertical plane positioning seat 14 is connected in the lower end surface of 11 outer profile of window frame tooling load-bearing frame On.

The lower end surface of window frame tooling connection framework 15 is connected on the lower end surface of 11 inside crossbeam of window frame tooling load-bearing frame, The bottom that two connection frameworks laterally dock dimple 16 is connected on the front crossbeam of window frame tooling connection framework 15, two connections The top that frame laterally docks dimple 16 is lateral V-shaped groove structure；The bottom that two connection frameworks longitudinally dock dimple 17 is connected On the rear cross of window frame tooling connection framework 15, the top that two connection frameworks longitudinally dock dimple 17 is longitudinal V-shaped groove Structure.

The lateral V-shaped groove that two connection frameworks laterally dock dimple 16 laterally docks projection seat with two window frame tooling attachment bases 3-1 matching docking, longitudinally the longitudinal V-shaped groove of docking dimple 17 longitudinally docks two connection frameworks with two window frame tooling attachment bases Projection seat 3-2 matching docking；The middle vertical plane of window frame middle vertical plane positioning seat 14 is coplanar with the middle vertical plane of front window frame 1-1-3, hangs down in window frame Laterally docking projection seat 12 and two load-bearing frames longitudinally dock projection seat 13 4 for the middle vertical plane of face positioning seat 14, two load-bearing frames Laterally longitudinally docking is recessed for docking dimple 16 and two connection frameworks for the middle vertical plane of the constituted structure of the line of centres, two connection frameworks The middle vertical plane of seat the constituted structure of 17 4 lines of centres is overlapped with middle vertical plane of the roof group to frame 2.

The roof hoisting fixture C includes window frame tooling lifting frame 18, roof panels lifting frame 19 and roof hoisting frame Frame 20, the middle part lower end surface front of window frame tooling lifting frame 18 set there are two load-bearing frame laterally docking dimple 18-2, window frame The middle part lower end surface rear portion of tooling lifting frame 18 is set there are two load-bearing frame longitudinal direction docking dimple 18-1, and two load-bearing frames are vertical The both ends for laterally docking dimple 18-2 to docking dimple 18-1 and two load-bearing frames are equipped with engaging lug, and two load-bearing frames are vertical Laterally dock projection seat 12 to docking dimple 18-1 is corresponding with two load-bearing frames and match connection, two loads by two pairs of engaging lugs Laterally the corresponding projection seat 13 of longitudinally docking with two load-bearing frames of docking dimple 18-2 is connected frame by two pairs of engaging lug matchings；Window The two sides lower end surface front of frame tooling lifting frame 18 set there are two window frame lifting frame longitudinally docking projection seat 18-4, window frame tooling The two sides lower end surface rear portion of lifting frame 18 set there are two window frame lifting frame laterally docking projection seat 18-3, window frame tooling hoisting frame The middle part upper surface bilateral symmetry of frame 18 is set there are four stud connection plate.

The upper surface bilateral symmetry of roof panels lifting frame 19 is set there are four stud connection plate, roof panels lifting frame 19 Middle part lower end surface bilateral symmetry is set there are four roof panels suspension hook 19-1 and four roof arc pressuring plate 19-3, roof panels lifting frame 19 two sides lower end surface bilateral symmetry set there are four roof panels lifting frame longitudinally docking projection seat 19-2.

The lower end surface front and rear of roof lifting frame 20 is respectively symmetrically set there are four hinged block, roof lifting frame 20 upper surface bilateral symmetry is set there are four lifting lug 20-1；Window frame tooling lifting frame 18, roof panels lifting frame 19 lead to respectively The cooperation for crossing four stud connection plates, four hinged blocks and four pin shafts is fixed on the lower end of roof lifting frame 20.

Longitudinally docking dimple 18-1 and two load-bearing frames laterally connect at the docking center dimple 18-2 two load-bearing frames Laterally docking projection seat 18-3 and two window frame lifting frames are longitudinally right for the middle vertical plane of the constituted structure of line, two window frame lifting frames Connect the middle vertical plane of the constituted structure of the projection seat 18-4 line of centres, four roof panels lifting frames longitudinally dock in projection seat 19-2 The middle vertical plane of the constituted structure of heart line is overlapped with the middle vertical plane of roof lifting frame 20.

The side wall group includes multiple pedestals 21, multiple left side wall groups to tooling 22 and multiple right-side wall groups pair to tooling P Tooling 23, multiple pedestals 21 fix on the ground in parallel, and the middle vertical plane of multiple pedestals 21 is overlapped；Multiple left side wall groups are to tooling 22 and middle vertical plane of multiple right-side wall groups to tooling 23 about pedestal 21 be symmetrical set, multiple left side wall groups are to 22 He of tooling Multiple right-side wall groups correspond tooling 23 and are connected on multiple pedestals 21.

Left side wall group includes left side arc panel positioning seat 22-1, left side arc positioning plate 22-2, left side connection to tooling 22 Plate 22-3, left side arc panel sliding track mechanism 22-4, left side side wall top-fastener 22-5, left-hand sash lifting frame laterally dock dimple Longitudinally docking dimple 22-7 and left side roof panels lifting frame longitudinally dock dimple 22-8 for 22-6, left-hand sash lifting frame；It is left The bottom of side arc panel positioning seat 22-1 is connected in the left side upper surface of pedestal 21, the height and arc of left side arc positioning plate 22-2 Corresponding, the left side arc positioning plate profile-followed with the height and shape of the left side wall 1-2 of the car body 1 at its respectively institute Support Position of degree The left side of 22-2 and left side connecting plate 22-3 are connected, and left side connecting plate 22-3 passes through left side arc panel sliding track mechanism 22-4 and a left side Side arc panel positioning seat 22-1 is slidably connected；The fixing end of left side side wall top-fastener 22-5 is connected in the company between two pedestals 21 On fishplate bar, the compaction direction setting contrary with left side arc positioning plate 22-2 radian of left side side wall top-fastener 22-5；One Left-hand sash lifting frame longitudinally docks dimple 22-7 and a left-hand sash lifting frame laterally docks the lower end of dimple 22-6 Face is respectively fixedly connected in the top of left side arc panel positioning seat 22-1 corresponding with 1 front of car body, two left side roof panels hoisting frames The lower end surface that frame longitudinally docks dimple 22-8 is respectively fixedly connected on the top of left side arc panel positioning seat 22-1 corresponding with 1 rear portion of car body End.

Right-side wall group includes right side arc panel positioning seat 23-1, right side arc positioning plate 23-2, right side connection to tooling 23 Plate 23-3, right side arc panel sliding track mechanism 23-4, right side side wall top-fastener 23-5, right side window frame lifting frame laterally dock dimple Longitudinally docking dimple 23-7 and right side roof panels lifting frame longitudinally dock dimple 23-8 for 23-6, right side window frame lifting frame；It is right The bottom of side arc panel positioning seat 23-1 is connected in the right side upper surface of pedestal 21, the height and arc of right side arc positioning plate 23-2 Corresponding, the right side arc positioning plate profile-followed with the height and shape of the right-side wall 1-3 of the car body 1 at its respectively institute Support Position of degree The right side of 23-2 and right side connecting plate 23-3 are connected, and right side connecting plate 23-3 passes through right side arc panel sliding track mechanism 23-4 and the right side Side arc panel positioning seat 23-1 is slidably connected；The fixing end of right side side wall top-fastener 23-5 is connected in the company between two pedestals 21 On fishplate bar, the compaction direction setting contrary with right side arc positioning plate 23-2 radian of right side side wall top-fastener 23-5；One Right side window frame lifting frame longitudinally docks dimple 23-7 and a right side window frame lifting frame laterally docks the lower end of dimple 23-6 Face is respectively fixedly connected in the top of right side arc panel positioning seat 23-1 corresponding with 1 front of car body, two right side roof panels hoisting frames The lower end surface that frame longitudinally docks dimple 23-8 is respectively fixedly connected on the top of right side arc panel positioning seat 23-1 corresponding with 1 rear portion of car body End.

Two window frame lifting frames longitudinally dock projection seat 18-4 correspondence and longitudinally dock dimple 22- with left-hand sash lifting frame 7, right side window frame lifting frame longitudinally docking dimple 23-7 matching docking, laterally 18-3 pairs of projection seat of the docking of two window frame lifting frames The laterally docking dimple 23-6 matching pair of dimple 22-6, right side window frame lifting frame should be laterally docked with left-hand sash lifting frame It connects, four roof panels lifting frames longitudinal direction docking projection seat 19-2 are corresponding longitudinally to dock dimple with two left side roof panels lifting frames 22-8, the longitudinally docking dimple 23-8 matching docking of two right side roof panels lifting frames；Left-hand sash lifting frame longitudinally docks Dimple 22-7, right side window frame lifting frame longitudinally docking dimple 23-7, left-hand sash lifting frame laterally docking dimple 22-6 and Right side window frame lifting frame laterally docks the middle vertical plane of the constituted structure of the dimple 23-6 line of centres, two left side roof panels Longitudinally docking dimple 22-8 and two right side roof panels lifting frames longitudinally dock the dimple 23-8 line of centres to lifting frame The middle vertical plane of constituted structure is overlapped with the middle vertical plane of pedestal 21.

Car body front end board group includes pedestal 25, positioning plate fixing seat 26, front end-plate positioning plate 27, two to tooling Q Front end-plate longitudinal direction top-fastener 28 and two front end-plate transverse direction top-fasteners 29；Pedestal 25 is parallel to pedestal 21 and is arranged, in pedestal 25 Vertical plane is overlapped with the middle vertical plane of pedestal 21, and the upper surface of pedestal 25 bilateral symmetry sets that there are two end plate groups to tooling sliding track mechanism 25-1；Positioning plate fixing seat 26 is whole L-shaped, and the level board lower end surface of positioning plate fixing seat 26 is sliding to tooling with two end plate groups The upper end of slide block face of rail mechanism 25-1 is connected；The outer contour shape of front end-plate positioning plate 27 and the front end gate arch plate 1-4-1 of car body 1 Outer contour shape it is identical, be used for when the two is bonded each other assist determine front end gate arch plate 1-4-1 middle vertical plane position, Front end-plate positioning plate 27 is perpendicular to pedestal 25 and is connected in the vertical section of positioning plate fixing seat 26, hangs down in front end-plate positioning plate 27 Face is overlapped with the middle vertical plane of pedestal 21；Connected L shape supporting plate 27-1, L the shape supporting plate in the middle part lower end surface of front end-plate positioning plate 27 The horizontal segment of 27-1 is parallel to the setting of pedestal 25, and is located at the rear side of front end-plate positioning plate 27；Two front end-plate longitudinal direction top-fasteners 28 are symmetrical set, and the fixing end of two front end-plate longitudinal direction top-fasteners 28 is connected in the level board upper end of positioning plate fixing seat 26 On face, the compression end of two front end-plate longitudinal direction top-fasteners 28 presses to the rear end face of front end-plate positioning plate 27, two front end-plate longitudinal directions The compression end of top-fastener 28 is located at the top of L shape supporting plate 27-1 horizontal segment；The fixing end of two front end-plate transverse direction top-fasteners 29 point It is not connected in the left and right sides of pedestal 25, the compression end of two front end-plate transverse direction top-fasteners 29 presses to the side of front end-plate positioning plate 27 End face.

Side wall group further includes body rear end centering verification framework 24 to tooling P, and body rear end centering verification framework 24 is room Ridged frame structure, highest point are equipped with verification framework middle vertical plane mark line, which is located at side wall To in the middle vertical plane of tooling P, 24 top of body rear end centering verification framework is symmetrical set two and is used to support roof 1-1 group The roof end support seat 24-1 of end.

As shown in figure 24 to figure 27, when concrete application bullet train head vehicle car body pairing device of the invention, use process It is as follows:

Step 1: tooling A is completed first using roof group the group of roof 1-1 to and welding, specifically include following son Step:

Step 1.1: using be arranged in roof group to the multiple groups side bar front positioning seat 7 and multiple groups camber beam of 2 two sides of frame and Side bar rear portion positioning seat 8 and two side bar end limit bases 10 are jointly by the keel side bar 1-1-2-1 of roof 1-1 with roof figure The relative positional relationship of paper design given keel side bar 1-1-2-1 and roof 1-1 are located in roof group on frame 2；

Step 1.2: a corresponding keel camber beam middle line positioning seat is used at the middle part of every bar keel side bar 1-1-2-1 respectively 5 are supported, and are supported and are determined to the arch bending segment of keel side bar 1-1-2-1 with two group keel camber beam supporting mechanisms 9 Position, be overlapped keel side bar 1-1-2-1 middle vertical plane and the middle vertical plane of keel camber beam middle line positioning seat 5, and by its both ends respectively with Angle steel V-shaped slot welding on keel side bar 1-1-2-1 connects connected；

Step 1.3: the lower edge of two window frame periphery plate 1-1-4 is welded with corresponding keel side bar 1-1-2-1 respectively, And by the window frame periphery plate 1-1-4 inner side end lateral wall and front window frame attachment beam with the both ends keel side bar 1-1-2-1 respectively The outer end face welding of 1-1-2-3 is connected；

Step 1.4: roof lamp door 1-1-2-5 is covered on ceiling light frame positioning seat 4, the middle vertical plane of the two is overlapped, The lower end of each ceiling light frame camber beam 1-1-2-4 is supported by a corresponding lamp door camber beam support base 6, and by ceiling light frame camber beam The upper end of 1-1-2-4 and the sidewall weld of roof lamp door 1-1-2-5 are connected；To using ceiling light frame positioning seat 4 that ceiling light frame is curved Beam 1-1-2-4 and roof lamp door 1-1-2-5 is fixed on roof group to frame 2 with the relative positional relationship that roof layout design gives On；

Step 1.5: front window frame positioning tool B being laid flat with the anti-posture that fills shown in Figure 16, is clamped by multiple universal C-clips The frame of front window frame 1-1-3 and window frame middle vertical plane positioning seat 14 is fixed, and keep the middle vertical plane of the two coplanar；Recycle crane Front window frame positioning tool B and front window frame 1-1-3 are lifted into overturning together, the cross of dimple 16 is laterally docked by two connection frameworks It laterally docks projection seat 3-1 matching with two window frame tooling attachment bases to V-shaped groove to dock, and it is recessed to dock two connection frameworks longitudinally The longitudinal V-shaped groove of seat 17 longitudinally docks projection seat 3-2 matching with two window frame tooling attachment bases and docks, to realize that front window frame positions Quick accurate positioning of the middle vertical plane of both tooling B and front window frame 1-1-3 with roof group to 2 middle vertical plane of frame；Hereafter, will The window frame periphery plate 1-1-4 welding corresponding with one respectively of the lower edge of two window frame body coattail board 1-1-3-2；

Step 1.6: roof panels 1-1-1 lifting being seated on whole keel side bar 1-1-2-1, and by roof panels 1-1-1 Leading portion insertion roof lamp setter plate butt joint base in, keep roof lamp through-hole 1-1-1-1 and roof lamp door 1-1-2-5 vertical corresponding, To make the middle vertical plane of the two be overlapped；Hereafter, the lower end of roof panels 1-1-1 leading portion and roof lamp placement board mount are welded It connects；The back edge of the leading portion of roof panels 1-1-1 and window frame body 1-1-3-1 are welded, and by the lower edge of roof panels 1-1-1 leading portion It is welded with the top edge of window frame body coattail board 1-1-3-2；To make the middle vertical plane of front window frame 1-1-3, hang down in roof panels 1-1-1 The middle vertical plane of face and roof lamp door 1-1-2-5 are overlapped with middle vertical plane of the roof group to frame 2；

Step 1.7: by the lower edge of roof panels 1-1-1 back segment respectively with the angle steel V on keel camber beam 1-1-2-2 straightway The lateral wall welding of font groove is connected, then by the lower end surface of roof panels 1-1-1 back segment respectively with whole keel side bar 1-1-2-1's Welding is completed in upper surface, that is, completes roof panels 1-1-1 in roof group to the welding process on tooling A；

Step 2: it is preliminary fixed under vertical posture to be carried out to tooling P to left side wall 1-2 and right-side wall 1-3 using side wall group Position, method particularly includes: respectively by corresponding to the spacing of adjustment left side arc positioning plate 22-2 and right side arc positioning plate 23-2, Make the two initial distance values be left side wall 1-2 and right-side wall 1-3 normal pitch value 130%, then, respectively by left side Wall 1-2 and right-side wall 1-3 with the posture of mirror images of each other be put into side wall group to tooling P inside, with multiple left side side wall top-fastener 22- 5 outside directions to the left withstand the lower part of left side wall 1-2 and lean on the top of left side wall 1-2 with the posture of outer inclination to the left On the arc positioning plate 22-2 of left side；Hereafter, make multiple right side side wall top-fastener 23-5 to the right according to identical method Outside direction withstands the lower part of right-side wall 1-3 and the top of right-side wall 1-3 is made to lean against right side with the posture of outer inclination to the right On arc positioning plate 23-2；

Step 3: carrying out the Primary Location under vertical posture to car body front end-plate 1-4 to tooling Q with car body front end board group, Its method particularly includes: car body front end-plate 1-4 is placed on car body front end board group on tooling Q, making its front end gate arch plate 1-4-1's Front end face is bonded with the rear end face of front end-plate positioning plate 27, and is held in the palm with the upper end of L shape supporting plate 27-1 arch bar rear cross beam 1-4-2's Lower section；Then, the two sides for withstanding on car body front end-plate 1-4 respectively with two front end-plate transverse direction top-fasteners 29, make car body front end-plate 1-4 With the contour convergence of front end-plate positioning plate 27, thus make car body front end-plate 1-4 middle vertical plane and positioning plate fixing seat 26 in hang down Face is overlapped；Slide positioning plate fixing seat 26 to tooling sliding track mechanism 25-1 along two end plate groups, until end plate group is sliding to tooling Sliding block on rail mechanism 25-1 is withstood on the limited block of its sliding rail end, then is pushed up simultaneously with two front end-plate longitudinal direction top-fasteners 28 At the rear portion of front end gate arch plate 1-4-1, so that car body front end-plate 1-4 is fixed on car body front end board group on tooling Q, and make vehicle Body front end-plate 1-4 is located at side wall group to the normal place of the end tooling P；

Step 4: roof 1-1 and side wall group are completed jointly to work using roof hoisting fixture C and front window frame positioning tool B The positioning operation for filling P, specifically includes following sub-step:

Step 4.1: the side bar on every group of side bar front positioning seat 7 and every group of camber beam and side bar rear portion positioning seat 8 is positioned into C Clamp and V-arrangement cushion block are removed from keel side bar 1-1-2-1, so that the positioning released to roof 1-1 limits；

Step 4.2: being connect respectively with the suspension hook of overhead traveling crane by four lifting lug 20-1, and roof hoisting fixture C is hoisted to Then roof group makes two load-bearing frames longitudinally docking dimple 18-1 correspondence and two load-bearing frames to the top of tooling A respectively It laterally docks projection seat 12 and passes through two pairs of engaging lugs matching connections, and so that two load-bearing frames is laterally docked dimple 18-2 and correspond to and two Longitudinally docking projection seat 13 is by two pairs of engaging lug matching connections for a load-bearing frame, to make window frame tooling lifting frame 18 and front window Frame positioning tool B realization is quickly located by connecting, and makes the middle vertical plane of a whole set of roof hoisting fixture C and the middle vertical plane weight of roof 1-1 It closes；

Step 4.3: being hooked in the lower end of two bar keel side bar 1-1-2-1 respectively using four roof panels suspension hook 19-1, and make Four roof arc pressuring plate 19-3 are pressed respectively against on the leading portion of roof panels 1-1-1 and the upper end lateral wall of back segment, thus by roof 1-1 and roof panels lifting frame 19 are completed to fix, and then realization is jointly right by roof hoisting fixture C and front window frame positioning tool B The reliable handling of roof 1-1；

Step 4.4: roof 1-1 being hoisted to side wall group pair jointly using roof hoisting fixture C and front window frame positioning tool B The top of tooling P, making two window frame lifting frames, laterally docking projection seat 18-3 is respectively corresponded and left-hand sash lifting frame transverse direction Dock the laterally docking dimple 23-6 matching docking of dimple 22-6 and right side window frame lifting frame；And keep two window frame lifting frames vertical It is respectively corresponded to docking projection seat 18-4 and longitudinally docks dimple 22-7 and right side window frame lifting frame with left-hand sash lifting frame Longitudinal docking dimple 23-7 matching docking；Also make simultaneously four roof panels lifting frames longitudinally docking projection seat 19-2 respectively correspond with Two left side roof panels lifting frames longitudinally dock dimple 22-8 and two right side roof panels lifting frames longitudinally docking dimple 23- 8 matching docking, and make the lower end surface of the end roof 1-1 respectively by two in body rear end centering verification framework 24 for branch The roof end support seat 24-1 of support is supported jointly, to keep roof hoisting fixture C, the middle vertical plane of front window frame positioning tool B equal Quickly be overlapped positioning with middle vertical plane of the side wall group to tooling P, so ensure the middle vertical plane of roof 1-1 respectively with car body front end board group It middle vertical plane to tooling Q and is overlapped with middle vertical plane of the side wall group to tooling P；

Step 5: the group of each component of car body 1 is completed to positioning, specifically includes following sub-step:

Step 5.1: the front end of left side wall 1-2 and right-side wall 1-3 being made to withstand on car body front end board group respectively on tooling Q On car body front end-plate 1-4 rear end face, then, multiple left side side wall top-fastener 22-5 and multiple right side side wall top-fasteners are adjusted separately 23-5 holds out against the distance values of end face, and the distance values for making the two hold out against end face are restored to the standard of left side wall 1-2 and right-side wall 1-3 The 100% of distance values；

Step 5.2: being adjusted respectively by the way that left side arc panel sliding track mechanism 22-4 and right side arc panel sliding track mechanism 23-4 is corresponding The spacing of whole left side arc positioning plate 22-2 and right side arc positioning plate 23-2, until make the two respectively by left side wall 1-2 and The equal righting of right-side wall 1-3 is to vertical posture；The further posture of fine tuning left side wall 1-2 and right-side wall 1-3, can make roof 1-1 The lower edge of two sides is respectively formed round and smooth fillet surface with left side wall 1-2 and right-side wall 1-3 respectively；Hereafter, can start to carry out Left side wall 1-2 and right-side wall the 1-3 weld job with roof 1-1 and car body front end-plate 1-4 respectively.

Claims

1. bullet train head vehicle car body pairing device, which is characterized in that the device includes that roof group confines tooling (A), front window Position tooling (B), roof hoisting fixture (C), side wall group are to tooling (P) and car body front end board group to tooling (Q)；

The roof group is bilateral symmetry to tooling (A) comprising roof group is to frame (2), front window frame tooling attachment base (3), ceiling light frame positioning seat (4), multiple keel camber beam middle line positioning seats (5), three groups of lamp door camber beam support bases (6), multiple groups side bars Front positioning seat (7), multiple groups camber beam and side bar rear portion positioning seat (8), multiple groups keel camber beam supporting mechanism (9) and two side bar ends It holds limit base (10)；Roof group is equipped with the roof frame center stringer (2- arranged along its longitudinal midline to the inside of frame (2) 1)；Vertical projected outline of the roof group to the in-profile shape of frame (2) outline border and the shape of the roof (1-1) of car body (1) Shape is identical, is used to fix roof group to tooling (A) except roof group is to remaining composed structure in addition to frame (2)；

Front window frame tooling attachment base (3) is used for the front window for giving the front window frame (1-1-3) of roof (1-1) with roof layout design The relative positional relationship of frame (1-1-3) and roof (1-1) are fixed on roof group on frame (2), front window frame tooling attachment base (3) Bottom end be fixed on roof group to the longitudinally middle position of frame (2) front, the top of front window frame tooling attachment base (3) is equipped with two A window frame tooling attachment base laterally docking projection seat (3-1) and longitudinally docking projection seat (3-2) of two window frame tooling attachment bases, by two Laterally docking projection seat (3-1) and two window frame tooling attachment bases longitudinally dock four center projection seat (3-2) to window frame tooling attachment base The middle vertical plane of the constituted structure of line is overlapped with middle vertical plane of the roof group to frame (2)；

Ceiling light frame positioning seat (4) is used for the roof for giving the roof lamp door (1-1-2-5) of roof (1-1) with roof layout design The relative positional relationship of lamp door (1-1-2-5) and roof (1-1) are fixed on roof group on frame (2), ceiling light frame positioning seat (4) Bottom end be fixed on the longitudinally middle position of leading portion in roof frame center stringer (2-1), outside the top of ceiling light frame positioning seat (4) Shape structure is identical as roof lamp through-hole (1-1-1-1) structure of roof (1-1), the middle vertical plane at the top of ceiling light frame positioning seat (4) with Roof group is overlapped the middle vertical plane of frame (2), arrives the vertical height and roof lamp door (1- of roof frame center stringer (2-1) Vertical height 1-2-5) apart from car body (1) bottom face is consistent；

Multiple keel camber beam middle line positioning seats (5) and multiple groups keel camber beam supporting mechanism (9) are used for the keel of roof (1-1) are curved The relative positional relationship of keel camber beam (1-1-2-2) and roof (1-1) that beam (1-1-2-2) is given with roof layout design positions In roof group on frame (2), the bottom end of multiple keel camber beam middle line positioning seats (5) is sequentially fixed at roof frame center stringer On the longitudinal midline at the rear portion (2-1), the middle vertical plane at the top of each keel camber beam middle line positioning seat (5) is with roof group to frame (2) middle vertical plane is overlapped；The bottom end of every group of keel camber beam supporting mechanism (9) is symmetrically connected in roof frame center stringer (2- 1) on the two sidewalls of posterior segment；

Three groups of lamp door camber beam support bases (6) are for giving the ceiling light frame camber beam (1-1-2-4) of roof (1-1) with roof layout design The relative positional relationship of fixed ceiling light frame camber beam (1-1-2-4) and roof (1-1) are located in roof group on frame (2), and every group Lamp door camber beam support base (6) includes supporting about two lamp door camber beams of the roof group to the middle vertical plane mirror symmetry of frame (2) Seat (6), the lower end surface of the two are connected in roof group on the stringer of frame (2) left or right side by bolt, and lamp door is curved The curve form of lower end surface ceiling light frame camber beam (1-1-2-4) of the curve form and roof (1-1) of the upper surface of beam support base (6) Matching；The bottom end of two lamp door camber beam support bases (6) in every group of lamp door camber beam support base (6) is symmetrically fixed on ceiling light and confines The left and right sides of position seat (4)；

Multiple groups side bar front positioning seat (7) and multiple groups camber beam and side bar rear portion positioning seat (8) are used for the keel side of roof (1-1) The relative positional relationship of keel side bar (1-1-2-1) and roof (1-1) that beam (1-1-2-1) is given with roof layout design positions In roof group on frame (2), the side of every group of side bar front positioning seat (7) is symmetrically connected in roof group to frame (2) front The left and right sides, the middle vertical plane at the top of every group of side bar front positioning seat (7) is overlapped with middle vertical plane of the roof group to frame (2)； The side of every group of camber beam and side bar rear portion positioning seat (8) is symmetrically connected in roof group to the left and right sides at frame (2) rear portion, and every group Middle vertical plane at the top of camber beam and side bar rear portion positioning seat (8) is overlapped with middle vertical plane of the roof group to frame (2)；

Two side bar end limit bases (10) are for limiting the keel side bar end (1-1-2-1) in roof group on frame (2) Position, the side of two side bar end limit bases (10) are symmetrically connected in roof group to the left and right sides of frame (2) tail portion；

The front window frame positioning tool (B) includes window frame tooling load-bearing frame (11), two load-bearing frames laterally docking projection seat (12), longitudinally docking projection seat (13), window frame middle vertical plane positioning seat (14), multiple C clamps pincers, window frame tooling connect two load-bearing frames Connect frame (15), two connection frameworks laterally docking dimple (16) and longitudinally docking dimple (17) of two connection frameworks；

Window frame tooling load-bearing frame (11) is isosceles trapezoid frame structure, and two load-bearing frames laterally dock the bottom of projection seat (12) It is connected on the front crossbeam of window frame tooling load-bearing frame (11), the top that load-bearing frame laterally docks projection seat (12) is transverse direction V The both ends of shape block structure, lateral vee-block are equipped with lateral connection ear (12-1)；Two load-bearing frames longitudinally dock the bottom of projection seat (13) Portion is connected on the rear cross of window frame tooling load-bearing frame (11), and the top that load-bearing frame longitudinally docks projection seat (13) is longitudinal The both ends of vee-block structure, longitudinal vee-block are equipped with longitudinally connected ear (13-1)；

The window frame body (1-1-3-1) of the outer contour shape and front window frame (1-1-3) of window frame middle vertical plane positioning seat (14) lower end surface Outer contour shape is identical, and the upper surface of window frame middle vertical plane positioning seat (14) is connected in window frame tooling load-bearing frame (11) outer profile On lower end surface；

The lower end surface of window frame tooling connection framework (15) is connected on the lower end surface of the internal crossbeam of window frame tooling load-bearing frame (11), The bottom that two connection frameworks laterally dock dimple (16) is connected on the front crossbeam of window frame tooling connection framework (15), and two The top that connection framework laterally docks dimple (16) is lateral V-shaped groove structure；Two connection frameworks longitudinally dock dimple (17) Bottom is connected on the rear cross of window frame tooling connection framework (15), and two connection frameworks longitudinally dock the top of dimple (17) For longitudinal V-shaped groove structure；

The lateral V-shaped groove that two connection frameworks laterally dock dimple (16) laterally docks projection seat with two window frame tooling attachment bases (3-1) matching docking, longitudinally the longitudinal V-shaped groove of docking dimple (17) and two window frame tooling attachment bases are longitudinal for two connection frameworks Dock projection seat (3-2) matching docking；The middle vertical plane of window frame middle vertical plane positioning seat (14) and the middle vertical plane of front window frame (1-1-3) are total Face, laterally docking projection seat (12) and two load-bearing frames are vertical for the middle vertical plane of window frame middle vertical plane positioning seat (14), two load-bearing frames Middle vertical plane, laterally docking dimple (16) and two of two connection frameworks to docking (13) four the constituted structure of the line of centres of projection seat A connection framework longitudinally docks the middle vertical plane of (17) four the constituted structure of the line of centres of dimple with roof group to frame (2) Middle vertical plane is overlapped；

The roof hoisting fixture (C) includes window frame tooling lifting frame (18), roof panels lifting frame (19) and roof lifting Frame (20), the middle part lower end surface front of window frame tooling lifting frame (18) set there are two load-bearing frame laterally docking dimple (18- 2), the middle part lower end surface rear portion of window frame tooling lifting frame (18) set there are two load-bearing frame longitudinally docking dimple (18-1), two A load-bearing frame both ends that longitudinally docking dimple (18-1) and two load-bearing frames laterally dock dimple (18-2) are equipped with connection Ear, longitudinally docking dimple (18-1) is corresponding laterally docks projection seat (12) with two load-bearing frames and pass through two pairs of companies for two load-bearing frames Lug matching connection, two load-bearing frames transverse direction docking dimple (18-2) are corresponding longitudinally to dock projection seat (13) with two load-bearing frames Pass through two pairs of engaging lug matching connections；The two sides lower end surface front of window frame tooling lifting frame (18) is set there are two window frame hoisting frame Frame longitudinally docking projection seat (18-4), the two sides lower end surface rear portion of window frame tooling lifting frame (18) is set there are two window frame lifting frame The middle part upper surface bilateral symmetry of laterally docking projection seat (18-3), window frame tooling lifting frame (18) is set there are four stud connection Plate；

The upper surface bilateral symmetry of roof panels lifting frame (19) is set there are four stud connection plate, roof panels lifting frame (19) Middle part lower end surface bilateral symmetry is set there are four roof panels suspension hook (19-1) and four roof arc pressuring plates (19-3), and roof panels lift Frame (19) two sides lower end surface bilateral symmetry set there are four roof panels lifting frame longitudinally docking projection seat (19-2)；

The lower end surface front and rear of roof lifting frame (20) is respectively symmetrically set there are four hinged block, roof lifting frame (20) upper surface bilateral symmetry is set there are four lifting lug (20-1)；Window frame tooling lifting frame (18), roof panels lifting frame (19) roof lifting frame (20) is fixed on by the cooperation of four stud connection plates, four hinged blocks and four pin shafts respectively Lower end；

Longitudinally docking dimple (18-1) and two load-bearing frames laterally connect at docking four center dimple (18-2) two load-bearing frames Laterally docking projection seat (18-3) and two window frame lifting frames are longitudinal for the middle vertical plane of the constituted structure of line, two window frame lifting frames Dock the middle vertical plane of projection seat (18-4) four constituted structure of the line of centres, four roof panels lifting frames longitudinally dock projection seat The middle vertical plane of the constituted structure of (19-2) line of centres is overlapped with the middle vertical plane of roof lifting frame (20)；

The side wall group includes multiple pedestals (21), multiple left side wall groups to tooling (22) and multiple right-side wall groups to tooling (P) To tooling (23), multiple pedestals (21) fix on the ground in parallel, and the middle vertical plane of multiple pedestals (21) is overlapped；Multiple left side walls Middle vertical plane of the group to tooling (22) and multiple right-side wall groups to tooling (23) about pedestal (21) is symmetrical set, multiple left sides Wall group corresponds tooling (22) and multiple right-side wall groups to tooling (23) and is connected on multiple pedestals (21)；

Left side wall group includes that left side arc panel positioning seat (22-1), left side arc positioning plate (22-2), left side connect to tooling (22) Fishplate bar (22-3), left side arc panel sliding track mechanism (22-4), left side side wall top-fastener (22-5), left-hand sash lifting frame are lateral Docking dimple (22-6), left-hand sash lifting frame, longitudinally docking dimple (22-7) and left side roof panels lifting frame longitudinally dock Dimple (22-8)；The bottom of left side arc panel positioning seat (22-1) is connected in the left side upper surface of pedestal (21), and left side arc is fixed The corresponding height with the left side wall (1-2) of the car body (1) at its respectively institute Support Position of the height and radian of position plate (22-2) And shape is profile-followed, the left side of left side arc positioning plate (22-2) and left side connecting plate (22-3) are connected, left side connecting plate (22- 3) it is slidably connected by left side arc panel sliding track mechanism (22-4) with left side arc panel positioning seat (22-1)；Left side side wall top-fastener The fixing end of (22-5) is connected on the connecting plate between two pedestals (21), the compaction direction of left side side wall top-fastener (22-5) Setting contrary with left side arc positioning plate (22-2) radian；Longitudinally docking dimple (22-7) of one left-hand sash lifting frame The lower end surface for laterally docking dimple (22-6) with a left-hand sash lifting frame is respectively fixedly connected corresponding with car body (1) front The top of left side arc panel positioning seat (22-1), two left side roof panels lifting frames longitudinally dock the lower end surface of dimple (22-8) It is respectively fixedly connected on the top of left side arc panel positioning seat (22-1) corresponding with car body (1) rear portion；

Right-side wall group includes that right side arc panel positioning seat (23-1), right side arc positioning plate (23-2), right side connect to tooling (23) Fishplate bar (23-3), right side arc panel sliding track mechanism (23-4), right side side wall top-fastener (23-5), right side window frame lifting frame are lateral Docking dimple (23-6), right side window frame lifting frame, longitudinally docking dimple (23-7) and right side roof panels lifting frame longitudinally dock Dimple (23-8)；The bottom of right side arc panel positioning seat (23-1) is connected in the right side upper surface of pedestal (21), and right side arc is fixed The corresponding height with the right-side wall (1-3) of the car body (1) at its respectively institute Support Position of the height and radian of position plate (23-2) And shape is profile-followed, the right side of right side arc positioning plate (23-2) and right side connecting plate (23-3) are connected, right side connecting plate (23- 3) it is slidably connected by right side arc panel sliding track mechanism (23-4) with right side arc panel positioning seat (23-1)；Right side side wall top-fastener The fixing end of (23-5) is connected on the connecting plate between two pedestals (21), the compaction direction of right side side wall top-fastener (23-5) Setting contrary with right side arc positioning plate (23-2) radian；One right side window frame lifting frame longitudinally docking dimple (23-7) The lower end surface for laterally docking dimple (23-6) with a right side window frame lifting frame is respectively fixedly connected corresponding with car body (1) front The top of right side arc panel positioning seat (23-1), two right side roof panels lifting frames longitudinally dock the lower end surface of dimple (23-8) It is respectively fixedly connected on the top of right side arc panel positioning seat (23-1) corresponding with car body (1) rear portion；

Two window frame lifting frames longitudinally dock projection seat (18-4) correspondence and longitudinally dock dimple (22- with left-hand sash lifting frame 7), right side window frame lifting frame longitudinally docking dimple (23-7) matching docking, two window frame lifting frames transverse direction docking projection seats (18-3) is corresponding laterally to dock dimple (22-6), right side window frame lifting frame laterally docking dimple with left-hand sash lifting frame (23-6) matching docking, longitudinally docking projection seat (19-2) corresponds to and two left side roof panels hoisting frames four roof panels lifting frames Frame longitudinally docking dimple (22-8), longitudinally docking dimple (23-8) the matching docking of two right side roof panels lifting frames；Left side window Longitudinally docking dimple (22-7), right side window frame lifting frame longitudinally docking dimple (23-7), left-hand sash lifting of frame lifting frame Laterally laterally docking dimple (23-6) four line of centres is constituted frame for docking dimple (22-6) and right side window frame lifting frame The middle vertical plane of structure, two left side roof panels lifting frames longitudinally dock dimple (22-8) and two right side roof panels lifting frames The middle vertical plane of longitudinal docking dimple (23-8) four constituted structure of the line of centres is overlapped with the middle vertical plane of pedestal (21)；

Car body front end board group to tooling (Q) include pedestal (25), positioning plate fixing seat (26), front end-plate positioning plate (27), Two front end-plate longitudinal direction top-fasteners (28) and two front end-plate transverse direction top-fasteners (29)；Pedestal (25) is parallel to pedestal (21) and sets It sets, the middle vertical plane of pedestal (25) is overlapped with the middle vertical plane of pedestal (21), and the upper surface of pedestal (25) bilateral symmetry sets that there are two ends Board group is to tooling sliding track mechanism (25-1)；Positioning plate fixing seat (26) is whole L-shaped, under the level board of positioning plate fixing seat (26) End face is connected with upper end of slide block face of two end plate groups to tooling sliding track mechanism (25-1)；The outer profile of front end-plate positioning plate (27) Shape is identical as the outer contour shape of front end gate arch plate (1-4-1) of car body (1), and front end-plate positioning plate (27) is perpendicular to pedestal (25) and it is connected in the vertical sections of positioning plate fixing seat (26), hung down in the middle vertical plane of front end-plate positioning plate (27) and pedestal (21) Face is overlapped；The connected L shape supporting plate (27-1) in the middle part lower end surface of front end-plate positioning plate (27), the level of L shape supporting plate (27-1) Section is parallel to pedestal (25) setting, and is located at the rear side of front end-plate positioning plate (27)；Two front end-plate longitudinal direction top-fasteners (28) are left The right side is symmetrical arranged, and the fixing end of two front end-plate longitudinal direction top-fasteners (28) is connected in the level board upper end of positioning plate fixing seat (26) On face, the compression end of two front end-plate longitudinal direction top-fasteners (28) presses to the rear end face of front end-plate positioning plate (27), two front end-plates The compression end of longitudinal top-fastener (28) is located at the top of L shape supporting plate (27-1) horizontal segment；Two front end-plate transverse direction top-fasteners (29) Fixing end be respectively fixedly connected in the left and right sides of pedestal (25), the compression end of two front end-plate transverse direction top-fasteners (29) presses to front end The side end face of plate positioning plate (27).

2. bullet train head vehicle car body pairing device as described in claim 1, which is characterized in that the side wall group is to tooling It (P) further include body rear end centering verification framework (24), body rear end centering verification framework (24) is ridge-shaped frame structure, Highest point is equipped with verification framework middle vertical plane mark line, which is located at side wall group in tooling (P) In vertical plane, body rear end centering verification framework (24) top is symmetrical set two vehicles for being used to support the end roof (1-1) It pushes up end support seat (24-1).

3. bullet train head vehicle car body pairing device as claimed in claim 1 or 2, which is characterized in that the side bar front is fixed Position seat (7) includes side bar positioning C clamp pincers (7-1), V-arrangement cushion block (7-2), attachment base (7-3) and side bar locating piece (7-4), is connected The side of joint chair (7-3) is equipped with horizontally disposed clamp auxiliary positioning block (7-3-1), and the lower part of attachment base (7-3) is connected in vehicle Top group is on frame (2) front left or right side inner wall；One end of side bar locating piece (7-4) is equipped with side bar front positioning groove (7-4-1), the other end are equipped with slotted hole (7-4-2), and side bar locating piece (7-4) passes through the cooperation of stud and slotted hole (7-4-2) It is connected in the top of attachment base (7-3)；The compression end of side bar positioning C clamp pincers (7-1) is pressed in keel by V-arrangement cushion block (7-2) On side bar (1-1-2-1), the bolt end of side bar positioning C clamp pincers (7-1) withstands on the lower end surface of clamp auxiliary positioning block (7-3-1) On；Roof group is to the side bar front positioning groove (7-4-1) in frame (2) inner left wall with roof group in frame (2) right side Side bar front positioning groove (7-4-1) on wall is symmetrical arranged about middle vertical plane of the roof group to frame (2).

4. bullet train head vehicle car body pairing device as claimed in claim 1 or 2, which is characterized in that the camber beam and side bar Rear portion positioning seat (8) includes camber beam supporting block (8-1) and side bar rear portion positioning seat (8-2), the knot of side bar rear portion positioning seat (8-2) Structure is identical as the structure of side bar front positioning seat (7), and the lower end surface of camber beam supporting block (8-1) is connected in side bar rear portion positioning seat In (8-2) top end surface, the lower part of side bar rear portion positioning seat (8-2) is connected in roof group to frame (2) rear left or right side On inner wall, roof group is to the side bar rear portion positioning groove (8-2-1) in frame (2) inner left wall with roof group in frame right Side bar rear portion positioning groove (8-2-1) on wall is symmetrical arranged about middle vertical plane of the roof group to frame (2).

5. bullet train head vehicle car body pairing device as claimed in claim 1 or 2, which is characterized in that the keel camber beam branch Support mechanism (9) includes length adjustment lead screw pair (9-1), camber beam support base (9-2) and hinged block (9-3), camber beam support base (9-2) Top be equipped with the clamp groove of matching keel camber beam (1-1-2-2) width, the bottom face of hinged block (9-3) is connected in roof group To on the left side wall or right side wall of frame (2) intermediate longitudinal girder, the screw rod end of length adjustment lead screw pair (9-1) is around hinged block (9-3) In the rotation in surface perpendicular to roof group to frame (2) middle vertical plane, the screw female end of length adjustment lead screw pair (9-1) withstands on camber beam On the lower end surface of support base (9-2), roof group is to the length adjustment lead screw pair (9- connected on frame (2) intermediate longitudinal girder left side wall 1) with roof group to the length adjustment lead screw pair (9-1) connected in frame (2) intermediate longitudinal girder right sidewall about roof group to frame The middle vertical plane of frame (2) is symmetrical arranged.

6. the group based on bullet train head vehicle car body pairing device described in any of the above-described claim is to method, feature exists In this method comprises the following steps:

Step 1: using roof group tooling (A) is completed first the group of roof (1-1) to and weld, specifically include following son Step:

Step 1.1: using be arranged in roof group to the multiple groups side bar front positioning seat (7) and multiple groups camber beam of frame (2) two sides and Side bar rear portion positioning seat (8) and two side bar end limit bases (10) are jointly by the keel side bar (1-1-2-1) of roof (1-1) The relative positional relationship of the keel side bar (1-1-2-1) and roof (1-1) that are given with roof layout design is located in roof group pair On frame (2)；

Step 1.2: a corresponding keel camber beam middle line positioning seat is used at the middle part of every bar keel side bar (1-1-2-1) respectively (5) it is supported, and the arch bending segment of keel side bar (1-1-2-1) is carried out with two group keel camber beam supporting mechanisms (9) Support positioning, be overlapped keel side bar (1-1-2-1) middle vertical plane and the middle vertical plane of keel camber beam middle line positioning seat (5), and by its Both ends connect with the angle steel V-shaped slot welding on keel side bar (1-1-2-1) connected respectively；

Step 1.3: the lower edge of two window frame periphery plates (1-1-4) is welded with corresponding keel side bar (1-1-2-1) respectively, And window frame periphery plate (1-1-4) inner side end is connected with the lateral wall at the both ends keel side bar (1-1-2-1) and front window frame respectively The outer end face welding for connecing beam (1-1-2-3) is connected；

Step 1.4: roof lamp door (1-1-2-5) is covered on ceiling light frame positioning seat (4), the middle vertical plane of the two is overlapped, The lower end of each ceiling light frame camber beam (1-1-2-4) is supported by a corresponding lamp door camber beam support base (6), and by ceiling light frame The upper end of camber beam (1-1-2-4) and the sidewall weld of roof lamp door (1-1-2-5) are connected；

Step 1.5: front window frame positioning tool (B) being laid flat with the anti-posture that fills, is clamped by multiple universal C-clips by front window frame (1- Frame and window frame middle vertical plane positioning seat (14) 1-3) is fixed, and keeps the middle vertical plane of the two coplanar；Recycle crane by front window Frame positioning tool (B) and front window frame (1-1-3) lift overturning together, and the cross of dimple (16) is laterally docked by two connection frameworks Projection seat (3-1) matching is laterally docked with two window frame tooling attachment bases to V-shaped groove to dock, and docks two connection frameworks longitudinally The longitudinal V-shaped groove of dimple (17) longitudinally docks projection seat (3-2) matching with two window frame tooling attachment bases and docks, by two window frame bodies Window frame periphery plate (1-1-4) welding corresponding with one respectively of the lower edge of coattail board (1-1-3-2)；

Step 1.6: roof panels (1-1-1) lifting being seated on whole keel side bars (1-1-2-1), and by roof panels (1-1- 1) in leading portion insertion roof lamp setter plate butt joint base, keep roof lamp through-hole (1-1-1-1) and roof lamp door (1-1-2-5) vertical It is corresponding, so that the middle vertical plane of the two be made to be overlapped；Hereafter, by the lower end of roof panels (1-1-1) leading portion and roof lamp setter plate branch Frame is welded；The back edge of the leading portion of roof panels (1-1-1) and window frame body (1-1-3-1) are welded, and by roof panels (1-1- 1) top edge of the lower edge of leading portion and window frame body coattail board (1-1-3-2) are welded；To make to hang down in front window frame (1-1-3) The middle vertical plane in face, the middle vertical plane of roof panels (1-1-1) and roof lamp door (1-1-2-5) is with roof group in frame (2) Vertical plane is overlapped；

Step 1.7: by the lower edge of roof panels (1-1-1) back segment respectively with the angle steel V on keel camber beam (1-1-2-2) straightway Font groove lateral wall welding be connected, then by the lower end surface of roof panels (1-1-1) back segment respectively with whole keel side bar (1-1-2- 1) welding is completed in upper surface, that is, completes roof panels (1-1-1) in roof group to the welding process on tooling (A)；

Step 2: tooling (P) carries out left side wall (1-2) and right-side wall (1-3) using side wall group preliminary under vertical posture Positioning, method particularly includes: pass through corresponding adjustment left side arc positioning plate (22-2) and right side arc positioning plate (23-2) respectively Spacing, make the two initial distance values be left side wall (1-2) and right-side wall (1-3) normal pitch value 130%, so Afterwards, that left side wall (1-2) and right-side wall (1-3) with the posture of mirror images of each other be put into side wall group respectively is internal to tooling (P), with more A left side side wall top-fastener (22-5) outside direction to the left withstands the lower part of left side wall (1-2) and makes the upper of left side wall (1-2) Portion is leaned against on left side arc positioning plate (22-2) with the posture of outer inclination to the left；Hereafter, make according to identical method Outside direction withstands the lower part of right-side wall (1-3) and makes right-side wall (1-3) multiple right side side wall top-fasteners (23-5) to the right Top is leaned against on right side arc positioning plate (23-2) with the posture of outer inclination to the right；

Step 3: carrying out the Primary Location under vertical posture to car body front end-plate (1-4) to tooling (Q) with car body front end board group, Its method particularly includes: car body front end-plate (1-4) is placed on car body front end board group on tooling (Q), making its front end gate arch plate (1- Front end face 4-1) is bonded with the rear end face of front end-plate positioning plate (27), and with the upper end of L shape supporting plate (27-1) support after arch bar The lower section of crossbeam (1-4-2)；Then, the two of car body front end-plate (1-4) is withstood on respectively with two front end-plate transverse direction top-fasteners (29) Side, makes the contour convergence of car body front end-plate (1-4) Yu front end-plate positioning plate (27), to make to hang down in car body front end-plate (1-4) Face is overlapped with the middle vertical plane of positioning plate fixing seat (26)；Make positioning plate fixing seat (26) along two end plate groups to tooling sliding track mechanism (25-1) sliding, until end plate group withstands on the limited block of its sliding rail end the sliding block on tooling sliding track mechanism (25-1), The rear portion for withstanding on front end gate arch plate (1-4-1) simultaneously with two front end-plate longitudinal direction top-fasteners (28) again, thus by car body front end-plate (1-4) is fixed on car body front end board group on tooling (Q), and car body front end-plate (1-4) is made to be located at side wall group to the end tooling (P) Normal place；

Step 4: roof (1-1) and side wall group pair are completed jointly using roof hoisting fixture (C) and front window frame positioning tool (B) The positioning operation of tooling (P), specifically includes following sub-step:

Step 4.1: the side bar on every group of side bar front positioning seat (7) and every group of camber beam and side bar rear portion positioning seat (8) is positioned into C Clamp and V-arrangement cushion block are removed from keel side bar (1-1-2-1)；

Step 4.2: being connect respectively with the suspension hook of overhead traveling crane by four lifting lugs (20-1), and roof hoisting fixture (C) is hoisted to Then roof group makes two load-bearing frames longitudinally docking dimple (18-1) correspondence and two loads to the top of tooling (A) respectively Laterally docking projection seat (12) is connected frame by two pairs of engaging lug matchings, and makes laterally docking dimple (18-2) of two load-bearing frames Corresponding longitudinally dock with two load-bearing frames projection seat (13) are connected by two pairs of engaging lug matchings, to make a whole set of roof slinger The middle vertical plane of dress (C) is overlapped with the middle vertical plane of roof (1-1)；

Step 4.3: being hooked in the lower end of two bar keel side bars (1-1-2-1) respectively using four roof panels suspension hooks (19-1), and make Four roof arc pressuring plates (19-3) are pressed respectively against on the leading portion of roof panels (1-1-1) and the upper end lateral wall of back segment；

Step 4.4: roof (1-1) being hoisted to side wall group jointly using roof hoisting fixture (C) and front window frame positioning tool (B) To the top of tooling (P), making two window frame lifting frames, laterally docking projection seat (18-3) is respectively corresponded and left-hand sash hoisting frame Frame laterally docking dimple (22-6) and laterally docking dimple (23-6) the matching docking of right side window frame lifting frame；And make two window frames Lifting frame longitudinal direction docking projection seat (18-4), which is respectively corresponded, longitudinally docks dimple (22-7) and the right side with left-hand sash lifting frame Longitudinally docking dimple (23-7) the matching docking of side window frame lifting frame；Also making four roof panels lifting frames simultaneously, longitudinally docking is convex Seat (19-2), which is respectively corresponded, longitudinally dock roof panels on the right side of dimple (22-8) and two with two left side roof panels lifting frames and hangs The frame that frames up longitudinally docking dimple (23-8) matching docking, and make the lower end surface of the end roof (1-1) respectively by body rear end pair Two on middle verification framework (24) the roof end support seats (24-1) being used to support support jointly；

Step 5: the group of car body (1) each component is completed to positioning, specifically includes following sub-step:

Step 5.1: the front end of left side wall (1-2) and right-side wall (1-3) being made to withstand on car body front end board group respectively on tooling (Q) Car body front end-plate (1-4) rear end face on, then, adjust separately multiple left side side wall top-fasteners (22-5) and multiple right side side walls Top-fastener (23-5) holds out against the distance values of end face, and the distance values for making the two hold out against end face are restored to left side wall (1-2) and right side The 100% of the normal pitch value of wall (1-3)；

Step 5.2: being adjusted respectively by the way that left side arc panel sliding track mechanism (22-4) and right side arc panel sliding track mechanism (23-4) are corresponding The spacing of whole left side arc positioning plate (22-2) and right side arc positioning plate (23-2), until making the two respectively by left side wall The righting of (1-2) and right-side wall (1-3) is to vertical posture；The further posture of fine tuning left side wall (1-2) and right-side wall (1-3), The lower edge of the two sides roof (1-1) can be made to be respectively formed round and smooth transition with left side wall (1-2) and right-side wall (1-3) respectively bent Face；Hereafter, can start carry out left side wall (1-2) and right-side wall (1-3) respectively with roof (1-1) and car body front end-plate (1- 4) weld job.