CN205237384U

CN205237384U - Striding type sports car sample frame middle part section fixed -position welding anchor clamps structure

Info

Publication number: CN205237384U
Application number: CN201521001257.5U
Authority: CN
Inventors: 王亚军; 彭天一; 赵正东
Original assignee: Lifan Industry Group Co Ltd
Current assignee: Lifan Technology Group Co Ltd
Priority date: 2015-12-07
Filing date: 2015-12-07
Publication date: 2016-05-18
Anticipated expiration: 2025-12-07

Abstract

The utility model discloses a striding type sports car sample frame middle part section fixed -position welding anchor clamps structure, a serial communication port, the three - dimensional installation platform of a plurality of mounting holes is all arranged according to the constant spacing array including upper surface and all side surfaces to and set up back upper beam connecting block locating component on the three - dimensional installation platform hang on, violently manage go up behind mounting bracket locating component in locating component, the back shock attenuation, the engine suspension connection board locating component, horizontal fork shaft locating component, down hang violently manage under locating component, the back shock attenuation behind mounting bracket locating component and the engine under suspension connection board locating component. The utility model discloses can simplify the solder mount process, have easy operation, low cost to can make things convenient for the advantages such as trial -production adjustment of striding type sports car sample.

Description

A kind of striding type sport car sample vehicle frame middle part positioning welding clamp structure

Technical field

The utility model relates to frame of motorcycle manufacture field, relates to especially a kind of striding type sport car sample vehicle frame middle part positioning welding clamp structure.

Background technology

The advantages such as in motorcycle, riding-type motorcycle, as the vehicle of a classics, has power large, and the performance of driving over a long distance is good, firmly get liking of consumer. Wherein striding type sport car is the concrete model of a speed in knight's car, and its vehicle feature is that vehicle body upper surface middle part Position Design must be higher to facilitate driver to bend to drive driving. The same with general motorcycle research and development, striding type sport car, in R&D process, also usually needs first to research and develop to design sample product, tests detection, to ensure the dependable with function of final finished.

In the striding type sport car that is LF-300 in a model, its main body of vehicle frame structure comprises the head tube that is positioned at front end, also comprise that front end is connected to the left and right sides, top, head tube rear surface, also two main-beam pipes of connecting engine suspension installing plate are extended in rear end to the back lower place, also comprise that front end is connected to the left and right sides, bottom, head tube rear surface, rear end is to back lower place extension and for the front lower beam pipe of engine is installed, front lower beam pipe lower end is provided with installing hole for erecting platy structure and laterally running through, also comprise that two front ends are connected to the rear upper beam pipe of corresponding main-beam pipe postmedian and two front ends and are connected to the rear lower beam pipe of corresponding engine suspension installing plate upper back, rear upper beam pipe and rear lower beam pipe rear end are all upwards extended and are closed up and link together, wherein one-sided rear upper beam pipe and rear lower beam pipe with and on each Accessory Members together with form one-sided vehicle frame hysterosoma structure.

Wherein, in vehicle frame hysterosoma structure, on the basis of above-mentioned rear upper beam pipe and rear lower beam pipe, also need on rear upper beam pipe front end termination, peg graft and fix a front portion is vertical bulk and the rear upper beam pipe connector with horizontal connecting hole, also need to be fixedly connected with a wire terminal journal stirrup at rear upper beam pipe front end downwards near end lateral surface, the rear upper beam pipe downside of wire terminal journal stirrup rear adjacent also needs to be fixedly connected with a ballast upper journal downwards, the rear upper beam pipe upside that ballast upper journal is corresponding also needs to be upwards fixedly installed a side cover journal stirrup, the rear upper beam pipe upside of side cover journal stirrup rear adjacent also needs to be fixedly connected with an inside seat cushion front journal, the rear upper beam pipe downside of seat cushion front journal rear adjacent is also fixedly installed the front tube connector of a back rest, the front tube connector of back rest lower end is fixed on forward on rear lower beam pipe, the rear upper beam pipe downside at the front tube connector of back rest rear is also fixedly installed tube connector after a back rest, after the back rest, tube connector lower end is fixed on rear lower beam pipe backward, after the back rest, on the rear upper beam pipe lateral surface at tube connector rear, be also fixedly installed a hood front journal, the rear upper beam pipe upside at hood front journal rear is also upwards fixedly connected with a back bar front journal, the rear upper beam pipe upside at back bar money journal stirrup rear is also upwards fixedly connected with journal stirrup after a seat cushion, after seat cushion, also inwardly below is oblique the rear upper beam pipe tail end place at journal stirrup rear inner side is fixedly connected with journal stirrup after a back bar, after back bar, on the rear upper beam pipe lateral surface of journal stirrup position, be yet fixedly connected with one upwards arrange hood after journal stirrup, on described rear lower beam pipe front end termination, pegging graft and being fixed with a front portion is vertical bulk and the rear lower beam pipe connector with horizontal connecting hole, after the corresponding ballast of rear lower beam pipe upside at rear lower beam pipe connector rear, journal stirrup lower position is upwards fixedly installed a ballast down journal, on rear lower beam pipe before the back rest after tube connector and the back rest between tube connector the outside of position be also fixedly connected with backward a rear pedal support, on rear lower beam pipe after hood front journal and hood between journal stirrup behind the outside of position on be fixedly connected with journal stirrup in a hood.

Complete LF-300 striding type sport car body frame structure for automotive, also need to fix on head tube leading flank top a direction lock dog, also need fix a lordosis setting and there is the front head lamp support of horizontal installing hole at head tube middle part leading flank, a direction limited block is fixed in head tube left surface bottom, between two main-beam pipe forward positions, laterally fix a girder transverse tube that plays booster action, the main-beam pipe outside in girder transverse tube front is fixed to being externally connected with an oil pump bracket, main-beam pipe posterior medial is also upwards fixed with one for connecting the rear upper beam contiguous block of rear upper beam pipe connector, main-beam pipe rear outside is also connected with a downward fuel tank journal stirrup, front lower beam pipe forward position trailing flank also has a level and extends back and be connected to the front-axle beam horizontal connection tube on main-beam pipe, between the medial surface of front lower beam pipe forward position, be also laterally fixedly connected with a water cooler support, between front lower beam pipe medium position medial surface, be also laterally fixedly connected with an engine front overhang and hang transverse tube, engine front overhang is hung transverse tube middle part rear side and is fixed with an engine front overhang link plate extending to the back lower place, between described two engine suspension installing plate upper inner faces, be laterally fixedly connected with a upper transverse tube that hangs, upper suspension transverse tube upper surface centre position be fixedly connected with one extend back and rear damping that middle part raises up on installing rack, upper suspension transverse tube both sides above hang connecting plate after being respectively fixedly connected with an engine extending to front lower place, engine suspension installing plate top rearward position is horizontally arranged with through hole for being connected with rear lower beam pipe connector, engine suspension installing plate medium position laterally runs through and is connected with a bottom fork axis, engine suspension installing plate lower position medial surface is laterally fixedly connected with under one and hangs transverse tube, lower suspension transverse tube upper surface middle part position be fixedly connected with extend back and rear damping that middle part raises up under installing rack, lower suspension transverse tube both sides hang down connecting plate after being respectively fixedly connected with an engine extending to front upper place, in addition, in vehicle frame rear structure, on the basis of left and right vehicle frame hysterosoma structure, upper beam transverse tube after also need being laterally fixedly connected with one between upper beam pipe medium position upper surface after two, underbeam transverse tube after also need being laterally fixedly connected with one between lower beam pipe middle part after two, position to the right, rear underbeam transverse tube middle part is fixedly connected with forward a battery jar box support that is horizontally disposed with and has vertical installing hole, after two, between upper beam pipe afterbody, be laterally fixedly connected with a tail-hood support transverse tube is installed, tail pipe support install transverse tube two ends near the back bar of end upper surface and rear upper beam pipe tail end after recess laminating in the middle of journal stirrup arrange, tail-hood support is installed transverse tube middle part and is fixed with backward a tail-hood support, tail-hood support has two support arms that extend back and be provided with vertical installing hole on two support arm, after two, lower beam pipe afterbody below is also respectively connected with the rear mudguard support tube connector of a bending extension to the back lower place, two rear mudguard support tube connector rear end bendings are fixedly connected with a rear mudguard support again to the back lower place after closing up, between two rear mudguard support tube connector medium positions, be laterally fixedly connected with a vertical rear headlight bracket arranging, two rear mudguard support tube connector rear portions are outwards fixedly connected with a tabular rear cornering lamp support separately near outside, rear mudguard support position.

Above-mentioned striding type sport car vehicle frame hysterosoma structure, in the time that motorcycle research and development sample is produced, normally divides work step to complete being successively welded and fixed successively of each Accessory Members in head tube, main-beam pipe, front lower beam pipe, engine suspension installing plate and vehicle frame hysterosoma structure; Again head tube, main-beam pipe, front lower beam pipe, engine suspension installing plate and vehicle frame hysterosoma structure are welded and fixed successively. Like this, exist operation various, complicated operation, the defect of high cost. Particularly, because sample production usually needs some Local Members installation sites and setting angle to adjust, each adjustment all adopts the weld jig of fixed structure to realize welding, has greatly increased cost, has restricted the expansion of sample research and development. Particularly wherein in vehicle frame middle part because additional member is more and position is different, while causing welding processing, the problems referred to above defect is outstanding especially.

Utility model content

For above-mentioned the deficiencies in the prior art, technical problem to be solved in the utility model is: how to provide one to simplify working process, make it simple to operate, with low cost, and further can conveniently manufacture experimently the striding type sport car sample vehicle frame middle part positioning welding clamp structure of adjustment.

In order to solve the problems of the technologies described above, the utility model has adopted following technical scheme:

A kind of striding type sport car sample vehicle frame middle part positioning welding clamp structure, it is characterized in that, comprise that upper surface and all side surfaces all have the three-dimensional mounting platform of some installing holes according to constant spacing arranged in arrays, and be arranged on three-dimensional mounting platform for realizing the rear upper beam contiguous block positioning component to rear upper beam contiguous block location, for realizing the upper suspension transverse tube positioning component to upper suspension transverse tube location, for realizing installing rack positioning component in the rear damping of installing rack location in rear damping, for realizing the upper connecting plate positioning component that hangs after the upper engine that hangs connecting plate location after engine, for realizing the bottom fork axis positioning component to bottom fork axis location, for realizing the lower suspension transverse tube positioning component to lower suspension transverse tube location, for realizing to installing rack positioning component under the rear damping of installing rack location under rear damping with for realizing the lower connecting plate positioning component that hangs after the lower engine that hangs connecting plate location after engine.

Like this, the weld jig of such scheme, can realize simultaneously to striding type sport car main body of vehicle frame middle part main body with and the clamping location of upper each Accessory Members, behind location, can directly adopt welding gun to realize rapidly being welded and fixed between each member. Make that each member relative-position error is reliable and welding operation is convenient and swift, greatly provide cost savings.

As optimization, described rear upper beam contiguous block positioning component comprises the rear upper beam contiguous block location standard square chest of a rectangular body structure of entirety, described rear upper beam contiguous block location with on the each side of standard square chest all according to being furnished with some installing holes with consistent spacing and the array of apertures of installing hole on three-dimensional mounting platform, rear upper beam contiguous block location is fixedly connected on the centre position of the forward side of middle part on three-dimensional mounting platform by bolt with standard square chest, upper beam contiguous block location-plate after rear upper beam contiguous block positioning component also comprises two, described rear upper beam contiguous block location-plate front end is respectively by being bolted to the upper end position of rear upper beam contiguous block location with the standard square chest left and right sides, after rear upper beam contiguous block location-plate rear end stretches out, extend back again and form the rear upper beam contiguous block location division that can fit spacing for rear upper beam contiguous block medial surface, bolt hole after corresponding on rear upper beam contiguous block location division on upper beam contiguous block is provided with the connecting hole of coupling.

So not only facilitate clamping position, and convenient its adjusted the requirement of adjusting to meet sample flexibly.

As optimization, after described engine, the upper connecting plate positioning component that hangs comprises two engine rear-mounted location-plates, two engine rear-mounted location-plate front ends are fitted and locate with standard square chest left and right sides medium position by being bolted to rear upper beam contiguous block, engine rear-mounted location-plate top above hangs connecting plate location division after having the engine forming that extends back, after engine upper hang on connecting plate location division, laterally run through be provided with after engine upper hang connecting plate locating hole and be combined with engine after the upper connecting plate alignment pin that hangs, after described engine upper hang connecting plate alignment pin for insert after engine upper hang installing hole on connecting plate and engine after the upper connecting plate locating hole that hangs realize the upper location that hangs connecting plate after engine.

As optimization, after described engine, the lower connecting plate positioning component that hangs comprises and is positioned at the lower connecting plate location division that hangs after the engine forming that extends back, two engine rear-mounted location-plate bottoms, after engine lower hang on connecting plate location division, laterally run through be provided with after engine lower hang connecting plate locating hole and be combined with engine after the lower connecting plate alignment pin that hangs, after described engine lower hang connecting plate alignment pin for insert after engine lower hang installing hole on connecting plate and engine after the lower connecting plate locating hole that hangs realize the lower location that hangs connecting plate after engine.

As optimization, described upper suspension transverse tube positioning component comprises the upper suspension transverse tube location standard square chest of a rectangular body structure of entirety, described upper suspension transverse tube location with on the each side of standard square chest all according to being furnished with some installing holes with consistent spacing and the array of apertures of installing hole on three-dimensional mounting platform, upper suspension transverse tube location is fixedly connected on middle part on three-dimensional mounting platform and leans on the centre position of rear side by bolt with standard square chest, upper suspension transverse tube location is fixedly installed a upper suspension transverse tube location support angle bar that entirety is L-shaped with standard square chest upper end, described upper suspension transverse tube location is with supporting on the each side of angle bar all according to being furnished with some installing holes with consistent spacing and the array of apertures of installing hole on three-dimensional mounting platform, with supporting, fitting in angle bar lower surface rear end and locates the standard of using square chest upper surface by being bolted to upper suspension transverse tube in upper suspension transverse tube location, upper suspension transverse tube location is vertical installed surface with support angle bar leading flank and on this side, is fixedly installed and on one, hangs transverse tube locating piece, described upper suspension transverse tube locating piece front end upper surface is horizontally arranged with suspension transverse tube locating slot and keeps supplying and hang transverse tube middle part and fall into and realize location.

As optimization, installing rack positioning component in described rear damping, comprise installing rack location division in the rear damping raising up that is positioned at suspension transverse tube locating slot rear side middle part, in rear damping, installing rack location division is for covering spacing for installing rack in rear damping, in rear damping, on installing rack location division, corresponding level runs through and is provided with in rear damping installing rack locating hole and is combined with installing rack alignment pin in rear damping, in described rear damping, installing rack alignment pin is realized the location to installing rack in rear damping for inserting in rear damping installing rack locating hole on the installing hole on installing rack and rear damping.

As optimization, the bottom fork axis location vertical supporting angle bar that described bottom fork axis positioning component comprises two entirety structures triangular in shape and is symmetrical set, bottom fork axis location with on the each side of vertical supporting angle bar all according to being furnished with some installing holes with consistent spacing and the array of apertures of installing hole on three-dimensional mounting platform, fit with vertical supporting angle bar lower surface and lean on the left and right sides of rear position by being bolted to middle part on three-dimensional mounting platform in bottom fork axis location, bottom fork axis location is the vertical installed surface arranging with vertical supporting angle bar leading flank and is provided with the L-shaped horizontal strut angle iron in bottom fork axis location of entirety in this bottom, side, described bottom fork axis location with on the each side of horizontal strut angle iron all according to being furnished with some installing holes with consistent spacing and the array of apertures of installing hole on three-dimensional mounting platform, bottom fork axis location is vertical joint face with horizontal strut angle iron rear side surface and fits rear by being bolted to bottom fork axis location vertical supporting angle bar leading flank, described bottom fork axis location is horizontally disposed installed surface and on this side, is fixedly installed bottom fork axis locating piece with horizontal strut angle iron upper surface, bottom fork axis locating piece middle part upper surface is horizontally arranged with bottom fork axis locating slot and falls into location for end, bottom fork axis two ends, the inner outer wall of bottom fork axis locating slot is for realizing spacing for the laminating of engine suspension installing plate outer surface.

As optimization, described lower suspension transverse tube positioning component, comprise a lower suspension transverse tube locating piece, fit in described lower suspension transverse tube locating piece lower end and by being bolted to three-dimensional mounting platform upper surface centre position, lower suspension transverse tube locating piece upper-end front upper surface is horizontally arranged with lower suspension transverse tube locating slot and falls into and realize location for lower suspension transverse tube middle part.

As optimization, installing rack positioning component under described rear damping, comprise installing rack location division under the rear damping raising up that is positioned at lower suspension transverse tube locating slot rear side middle part, under rear damping, installing rack location division is for covering spacing for installing rack under rear damping, under rear damping, on installing rack location division, corresponding level runs through and is provided with under rear damping installing rack locating hole and is combined with installing rack alignment pin under rear damping, under described rear damping, installing rack alignment pin is realized the location to installing rack under rear damping for inserting under rear damping installing rack locating hole under the installing hole on installing rack and rear damping.

Like this, when use, first bottom fork axis two ends are inserted and passed the chain stay axis hole of two engine suspension installing plates, and make bottom fork axis two ends drop into the supporting and location of realization to bottom fork axis in bottom fork axis locating slot, realize simultaneously two engine suspension installing plates are supported; Then lower suspension transverse tube two ends are inserted into after installing hole corresponding on engine suspension installing plate, lower suspension transverse tube middle part is dropped into realize in lower suspension transverse tube locating slot the location to lower suspension transverse tube, engine suspension installing plate is outwards strutted and made engine suspension installing plate both sides outer wall and the laminating of bottom fork axis locating piece madial wall realize engine suspension is installed to position, left and right spacing with hanging at present transverse tube; Again rear upper beam contiguous block lower surface is fitted to the corresponding installation site of main-beam pipe upper surface behind location, realize the location to rear upper beam contiguous block by connecting bolt through the connecting hole on rear upper beam contiguous block location division and the bolt hole on rear upper beam contiguous block; The laminating of upper suspension transverse tube two ends is abutted to time corresponding installation site in engine suspension installing plate top, then upper suspension transverse tube middle part is dropped into upper suspension transverse tube locating slot and realize the location to upper suspension transverse tube; Again installing rack in rear damping is fastened spacing to installing rack location division in rear damping, then after adopting in damping installing rack alignment pin level insert after in damping in the installing hole on installing rack and rear damping installing rack locating hole realize the location to installing rack in rear damping; Again the upper connecting plate upper end that hangs after engine is abutted to corresponding installation site, upper suspension transverse tube two ends, by after engine upper hang connecting plate alignment pin level insert after engine upper hang installing hole on connecting plate and engine after the upper connecting plate locating hole that hangs realize the upper location that hangs connecting plate after engine; Installing rack under rear damping is fastened spacing to installing rack location division under rear damping, and after adopting under damping installing rack alignment pin level insert after under damping under the installing hole on installing rack and rear damping installing rack locating hole realize the location to installing rack under rear damping; After re-generating engine, the lower connecting plate lower end that hangs abuts to corresponding installation site, lower suspension transverse tube two ends, then by after engine lower hang connecting plate alignment pin level insert after engine lower hang installing hole on connecting plate and engine after the lower connecting plate locating hole that hangs realize the lower location that hangs connecting plate after engine; With regard to realizing, the clamping of the each member of vehicle frame middle part is fixed like this, then can be adopted welding gun to complete locating being fixedly connected with between rear each member; Complete the processing that is welded and fixed to striding type sport car sample vehicle frame middle part member. Make that each member relative-position error is reliable and welding operation is convenient and swift, provide cost savings. Simultaneously, realize and be connected and coordinate owing to having adopted between standard square chest, support angle, standard angle device and three-dimensional mounting platform and other non-standard align members, make each location structure can regulate as required flexibly and easily installation, make it be suitable for very much when sample trial-production need to be adjusted each component partial member position using, greatly saved R&D costs. Meanwhile, wherein the non-standard align member of part can be realized the location to multiple members simultaneously, and structure arranges ingenious, avoids mutual interference, has greatly improved vehicle frame integral solder efficiency and has ensured the precision of mutual alignment.

In sum, the utility model can be simplified assemble welding operation, has simple to operately, with low cost, and can facilitate the advantages such as the trial-production adjustment of striding type sport car sample.

Brief description of the drawings

Fig. 1 is a kind of front view of welding clamp of vehicle frame for the striding type sport car sample of the utility model structure that adopted.

Fig. 2 is the top view of Fig. 1.

Detailed description of the invention

Below in conjunction with a kind of striding type sport car sample that has adopted the utility model structure, with welding clamp of vehicle frame and accompanying drawing thereof, the utility model is described in further detail.

Optimum embodiment: as shown in Figure 1-2, a kind of striding type sport car sample welding clamp of vehicle frame that has adopted the utility model structure, comprise that upper surface and all side surfaces all have the three-dimensional mounting platform 1 of some installing holes according to constant spacing arranged in arrays, and be arranged on vehicle frame front waist section positioning welding clamp structure, vehicle frame middle part positioning welding clamp structure and vehicle frame rear section positioning welding clamp structure on three-dimensional mounting platform; Described vehicle frame front waist section positioning welding clamp structure is for realizing the location that head tube 2, direction lock dog 3, front head lamp support 4, direction limited block 5, main-beam pipe middle part 6, fuel tank journal stirrup 7, girder transverse tube 8, oil pump bracket 9, front lower beam pipe 10, front-axle beam horizontal connection tube 11, water cooler support 12, engine front overhang are hung to transverse tube 13 and engine front overhang link plate 14; Described vehicle frame middle part positioning welding clamp structure is for realizing the lower location that hangs connecting plate 23 after installing rack 22 and engine under upper suspension connecting plate 19, bottom fork axis 20, lower suspension transverse tube 21, rear damping after installing rack 18, engine in engine suspension installing plate 15, rear upper beam contiguous block 16, upper suspension transverse tube 17, rear damping; Described vehicle frame rear section positioning welding clamp structure is for realizing the location that vehicle frame hysterosoma 24, rear upper beam transverse tube 25, rear underbeam transverse tube 26, battery jar box support 27, tail-hood support are installed to transverse tube 28, tail-hood support 29, rear mudguard support tube connector 30, rear mudguard support 31, rear headlight bracket 32 and rear cornering lamp support 33.

Like this, the weld jig of such scheme, can realize simultaneously to vehicle frame front portion, middle part and rear portion main component with and the clamping location of upper each Accessory Members, behind location, can directly adopt welding gun to realize rapidly being welded and fixed between each member. Make that each member relative-position error is reliable and welding operation is convenient and swift, greatly provide cost savings.

Wherein, described vehicle frame front waist section positioning welding clamp structure comprises that head tube positioning component, direction lock dog positioning component, front head lamp support positioning component, direction limited block positioning component, main-beam pipe middle part positioning component, fuel tank journal stirrup positioning component, girder transverse tube positioning component, oil pump bracket positioning component, rear upper beam contiguous block positioning component, front lower beam pipe positioning component, front-axle beam horizontal connection tube positioning component, water cooler support positioning component, engine front overhang are hung transverse tube positioning component and engine front overhang link plate is located positioning component;

Described head tube positioning component comprises the head tube location standard square chest 34 of a rectangular body structure of entirety, described head tube location with on the each side of standard square chest 34 all according to being furnished with some installing holes with consistent spacing and the array of apertures of installing hole on three-dimensional mounting platform, head tube is located with standard square chest by being bolted to leading flank medium position on three-dimensional mounting platform; described head tube location is fixedly installed a head tube location standard angle device 35 with standard square chest 34 upper ends, described head tube location comprises fixed block and the moving block separately with a hinged end and a folding end with standard angle device 35, the hinged end of fixed block and moving block is rotatable hinged and be provided with the rotational angle alignment pin for realizing rotational angle location in hinged place, described fixed block with on the each side of moving block all according to being furnished with some installing holes with consistent spacing and the array of apertures of installing hole on three-dimensional mounting platform, described head tube location is arranged forward with the fixed block folding end of standard angle device 35 and is horizontally fixed on head tube location by bolt and uses standard square chest upper end, described head tube location is upwards fixedly installed head tube positioning round table 36 by the moving block upper surface middle part of standard angle device, on described head tube positioning round table diameter and head tube lower end external diameter coupling and head tube positioning round table axle center place are coaxial, be provided with the head tube locating dowel 37 with head tube internal diameter coupling, head tube locating dowel 37 is highly greater than head tube height, and socket is slidably combined with a discoid head tube briquetting 38 for rear location head tube 2 upper ends are compressed in head tube locating dowel,

Described direction lock dog positioning component comprises a direction lock dog location support angle bar 39 that entirety is L-shaped, described direction lock dog location with on each side of support angle bar 39 all according to being furnished with some installing holes with consistent spacing and the array of apertures of installing hole on three-dimensional mounting platform, direction lock dog location is fixedly connected on the standard square chest 34 upper end right flanks of described head tube location by bolt with supporting angle bar 39 lower ends, direction lock dog location is the vertical mounting plane arranging with support angle bar 39 left surfaces and is fixedly connected with a direction lock dog location-plate 40 in this plane upper end by bolt, direction lock dog location-plate 40 rear ends have the direction lock dog location division of a laterally extending setting, direction lock dog location division upper surface rear side is provided with direction lock dog locating slot, direction lock dog locating slot is for falling into and realize location for direction lock dog 3 first halfs,

Described front head lamp support positioning component comprises a front head lamp support locating piece 41, described front head lamp support locating piece 41 right-hand members are that the direction lock dog being fixedly connected on below direction lock dog location-plate by bolt after vertical block structure and laminating is located with supporting on angle bar 39 left surfaces, front head lamp support locating piece left end face is for spacing with the laminating of front head lamp support right flank, in front head lamp support locating piece 41 its right end face, also correspondence is provided with front head lamp support locating hole and is combined with front head lamp support alignment pin, described front head lamp support alignment pin is realized the location to front head lamp support 4 for the installing hole and the front head lamp support locating hole that insert on front head lamp support,

Described direction limited block positioning component comprises a direction limited block locating piece 42, described direction limited block locating piece 42 lower surfaces are fitted and are located the moving block upper surface with standard angle device by being bolted to described head tube, direction limited block locating piece 42 upper ends have a direction limited block location division that extends to head tube locating dowel lower end leftward position, and upper end, direction limited block location division right positions is provided with direction limited block locating slot and realizes location for falling into for direction limited block 5 left sides;

Described main-beam pipe middle part positioning component comprises the main-beam pipe location standard square chest 43 of two rectangular body structures of entirety, described main-beam pipe location with on the each side of standard square chest 43 all according to being furnished with some installing holes with consistent spacing and the array of apertures of installing hole on three-dimensional mounting platform, two main-beam pipes location is symmetrical set with standard square chest 43 and by being bolted to three-dimensional mounting platform 1 position, the upper forepart left and right sides, two main-beam pipe location are greater than distance between the main-beam pipe of left and right by standard square chest 43 spacing, main-beam pipe location is with being fixedly installed a main-beam pipe location standard angle device 44 on standard square chest trailing flank, described main-beam pipe location comprises fixed block and the moving block separately with a hinged end and a folding end with standard angle device 44, the hinged end of fixed block and moving block is rotatable hinged and be provided with the rotational angle alignment pin for realizing rotational angle location in hinged place, described fixed block with on the each side of moving block all according to being furnished with some installing holes with consistent spacing and the array of apertures of installing hole on three-dimensional mounting platform, described main-beam pipe location is arranged downwards with the fixed block folding end of standard angle device 44 and is located with standard square chest trailing flank by being bolted to main-beam pipe, described main-beam pipe location is fixedly installed a main-beam pipe middle part locating piece 45 with the moving block upper surface of standard angle device, the inside one end of main-beam pipe middle part locating piece 45 is extended the main-beam pipe location moving block of standard angle device and is provided with for main-beam pipe middle part and falls into the main-beam pipe middle part locating slot of realizing location along fore-and-aft direction at inner upper surface,

Described fuel tank journal stirrup positioning component comprises a fuel tank journal stirrup locating piece 46, described fuel tank journal stirrup locating piece 46 lower ends are by being bolted to the moving block upper surface of described main-beam pipe location standard angle device and being positioned at main-beam pipe middle part locating piece anterior position, after fuel tank journal stirrup locating piece 46 the inners extend internally, raise up and form a fuel tank journal stirrup location division, the lateral surface oil feeding reservoirs journal stirrup medial surface laminating of fuel tank journal stirrup location division realizes spacing, on fuel tank journal stirrup location division, be horizontally arranged with fuel tank journal stirrup locating hole and be combined with fuel tank journal stirrup alignment pin, described fuel tank journal stirrup alignment pin is realized the location to fuel tank journal stirrup for the earhole and the fuel tank journal stirrup locating hole that insert on fuel tank journal stirrup 7,

Described oil pump bracket positioning component, comprise an oil pump bracket location-plate 47, oil pump bracket location-plate 47 outer ends are fixedly connected on described main-beam pipe location by bolt and use standard square chest 43 leading flank tops, oil pump bracket location-plate 47 the inners have extended to form forward oil pump bracket location division, inner side, oil pump bracket location division is for realizing spacing with the laminating of oil pump bracket outer face, on oil pump bracket location division, be also provided with oil pump bracket locating hole and be combined with oil pump bracket alignment pin, described oil pump bracket alignment pin is realized the location to oil pump bracket 9 for the installing hole that inserts oil pump bracket locating hole and oil pump bracket outer end,

Described front-axle beam horizontal connection tube positioning component, comprise that a horizontally disposed front-axle beam horizontal connection tube location is with supporting angle bar 48, described front-axle beam horizontal connection tube location is with supporting on the each side of angle bar 48 all according to being furnished with some installing holes with consistent spacing and the array of apertures of installing hole on three-dimensional mounting platform, front-axle beam horizontal connection tube location is to fit on the rear main-beam pipe location standard square chest leading flank that is fixedly connected on oil pump bracket location-plate below by bolt in vertical connection plane and this side with supporting angle bar 48 trailing flanks, front-axle beam horizontal connection tube location is vertical installed surface and is fixed with a front-axle beam horizontal connection tube locating piece 49 by bolt on this side with supporting angle bar 48 medial surfaces, front-axle beam horizontal connection tube locating piece 49 the inners extend internally and are provided with front-axle beam horizontal connection tube locating slot at upper surface, described front-axle beam horizontal connection tube locating slot falls into and realizes location for front-axle beam horizontal connection tube 11 middle parts,

Described girder transverse tube positioning component, comprise the girder transverse tube location standard square chest 50 of a rectangular body structure of entirety, described girder transverse tube location with on the each side of standard square chest 50 all according to being furnished with some installing holes with consistent spacing and the array of apertures of installing hole on three-dimensional mounting platform, girder transverse tube location is fixedly connected on two main-beam pipe location with on the three-dimensional mounting platform in standard square chest 43 centre positions with standard square chest 50 by bolt, girder transverse tube location is fixedly installed a girder transverse tube locating piece 51 with standard square chest upper end by bolt, girder transverse tube locating piece 51 upper ends have falling into and realize the girder transverse tube locating slot of locating for girder transverse tube 8 middle parts of a horizontally set,

Described front lower beam pipe positioning component, comprise the front lower beam pipe location standard square chest 52 of two rectangular body structures of entirety, described front lower beam pipe location with on the each side of standard square chest 52 all according to being furnished with some installing holes with consistent spacing and the array of apertures of installing hole on three-dimensional mounting platform, two front lower beam pipe location are symmetrical set with standard square chest and locate use standard square chest anterior position by the main-beam pipe that is bolted on three-dimensional mounting platform and be positioned at both sides, front lower beam pipe location is with being fixedly installed a front lower beam pipe location standard angle device 53 on standard square chest trailing flank, described front lower beam pipe location comprises fixed block and the moving block separately with a hinged end and a folding end with standard angle device 53, the hinged end of fixed block and moving block is rotatable hinged and be provided with the rotational angle alignment pin for realizing rotational angle location in hinged place, described fixed block with on the each side of moving block all according to being furnished with some installing holes with consistent spacing and the array of apertures of installing hole on three-dimensional mounting platform, described front lower beam pipe location is arranged downwards with the fixed block folding end of standard angle device 53 and is located with standard square chest trailing flank by being bolted to front lower beam pipe, described front lower beam pipe is located on the moving block upper surface with standard angle device and is laterally connected and fixed and is provided with a front lower beam pipe location-plate 54, front lower beam pipe positioning component also comprises that correspondence is fixed on two front lower beam pipe middle part locating pieces 55 and corresponding two front lower beam pipe bottom locating pieces 56 that are fixed on the left and right sides, front lower beam pipe location-plate bottom of front lower beam pipe location-plate 54 left and right sides, top, described front lower beam pipe middle part locating piece 55 upper surfaces be provided with front lower beam pipe middle part locating slot for front lower beam pipe middle part fall into realize spacing, described front lower beam pipe bottom locating piece 56 medial surfaces are for spacing for the laminating of outside, front lower beam pipe lower end, on the locating piece of front lower beam pipe bottom, also laterally run through and be provided with front lower beam pipe bottom locating hole and be combined with front lower beam pipe bottom alignment pin, described front lower beam pipe bottom alignment pin is realized the location to front lower beam pipe for the installing hole inserting on front lower beam pipe bottom locating hole and front lower beam pipe bottom,

Described water cooler support positioning component, comprise a water cooler support positioning block, described water cooler support positioning block posterior end is fixedly connected on described front lower beam pipe location-plate upper surface upper center position by bolt, water cooler support positioning block upper end has the water cooler support location division extending to form to front upper place, and behind water cooler support location division, upper surface evagination is provided with water cooler support positioning boss and is inserted in location for the installing hole supplying water on cooler supporting frame 12;

Described engine front overhang is hung transverse tube positioning component, comprise the engine front overhang extension transverse tube locating piece 58 that is fixedly connected on the front lower beam pipe location-plate 54 upper surface middle part positions of water cooler support positioning block below by bolt, engine front overhang extension transverse tube locating piece 58 upper surface front ends are horizontally arranged with for engine front overhang extension transverse tube 13 middle parts and fall into and realize the engine front overhang extension transverse tube locating slot of locating;

Described engine front overhang link plate positioning component, comprise that being formed at engine front overhang hangs the engine front overhang link plate location division that the engine front overhang of transverse tube locating slot rear side is hung transverse tube locating piece upper surface, described engine front overhang link plate location division upper surface is realized spacing for the laminating of engine front overhang link plate lower surface, described engine front overhang link plate location division upper surface also correspondence is provided with engine front overhang link plate locating hole and is combined with engine front overhang link plate alignment pin, described engine front overhang link plate alignment pin 59 is realized the location to engine front overhang link plate 14 for the installing hole and the engine front overhang link plate locating hole that insert on engine front overhang link plate.

Like this, when use, first adjust the head tube location angle of standard angle device and open up into required angle, and then head tube is inserted in head tube locating dowel and makes its lower end and head tube positioning round table butt support and adopt head tube briquetting to compress the location of realizing head tube, the laminating of direction lock dog rear end is connected to leading flank installation site, head tube upper end, and direction lock dog front end drops into the location of realization to direction lock dog in direction lock dog locating slot, again the laminating of front head lamp support rear end is connected to the corresponding installation site of head tube leading flank, make front head lamp support locating piece left end face and the laminating of front head lamp support right flank spacing, then the installing hole and the front head lamp support locating hole that adopt front head lamp support alignment pin to insert on front head lamp support are realized the location to front head lamp support, the laminating of direction limited block right-hand member is abutted to the corresponding installation site of head tube lower left side face, direction limited block left end is dropped in direction limited block locating slot and realize direction limited block is located, while locating main-beam pipe, first adjust main-beam pipe and locate the angle of opening with standard angle device, make main-beam pipe location consistent with main-beam pipe mounting inclination angle degree with standard angle device moving block upper surface angle of inclination, then main-beam pipe front end is abutted to corresponding installation site, head tube trailing flank top, main-beam pipe middle part is dropped into main-beam pipe middle part locating slot, then main-beam pipe rear portion abuts to pre-aligned good engine suspension installing plate top, realizes the location to main-beam pipe, the laminating of fuel tank journal stirrup upper end is abutted to the corresponding installation site of main-beam pipe lower surface, make fuel tank journal stirrup medial surface fit to fuel tank journal stirrup location division lateral surface spacing, the earhole and the fuel tank journal stirrup locating hole that then insert on fuel tank journal stirrup by fuel tank journal stirrup alignment pin are realized the location to fuel tank journal stirrup, again oil pump bracket medial extremity is abutted to corresponding installation site outside main-beam pipe, make oil pump bracket outer face and the laminating of inner side, oil pump bracket location division spacing, then realize the location to oil pump bracket by the installing hole of oil pump bracket alignment pin insertion oil pump bracket locating hole and oil pump bracket outer end, and then front-axle beam horizontal connection tube two ends are abutted between main-beam pipe and front lower beam pipe to corresponding installation site and make front-axle beam horizontal connection tube middle part drop into front-axle beam horizontal connection tube locating slot and realize location, girder transverse tube two ends are abutted to the corresponding installation site of main-beam pipe medial surface, and make its medium position drop into the location of realization to main-beam pipe in girder transverse tube locating slot, then while locating front lower beam pipe, first adjust front lower beam pipe location standard angle device opening angle, make the upper surface angle of inclination of front lower beam pipe location standard angle device moving block consistent with front lower beam pipe angle of inclination, then by front lower beam pipe upper end and the corresponding installation site of head tube trailing flank butt, front-axle beam pipe middle part is dropped in front lower beam pipe middle part locating slot, and make front lower beam pipe lower end outside fit to front lower beam pipe bottom locating piece medial surface to realize spacing, and then the installing hole that forward lower beam pipe bottom alignment pin inserts on front lower beam pipe bottom locating hole and front lower beam pipe bottom is realized the location completely to front lower beam pipe, again water cooler support two ends are abutted to corresponding installation site between the medial surface of front lower beam pipe forward position, and the installing hole of water cooler back-end support is nested on water cooler support positioning boss, realize the location to water cooler support, engine front overhang is hung to transverse tube two ends and be connected to corresponding installation site between front lower beam pipe medial surface, make engine front overhang hang transverse tube middle part and drop into transverse tube is hung in the realization of engine front overhang extension transverse tube locating slot location to engine front overhang, then engine front overhang link plate is fitted to engine front overhang link plate location division upper surface, then installing hole and engine front overhang link plate locating hole that engine front overhang link plate alignment pin is inserted on engine front overhang link plate are realized the location to engine front overhang link plate, with regard to realizing, the clamping of the each member of vehicle frame front waist section is fixed like this, then can be adopted welding gun to complete locating being fixedly connected with between rear each member, complete the processing that is welded and fixed to striding type sport car sample vehicle frame front waist section member. make that each member relative-position error is reliable and welding operation is convenient and swift, provide cost savings. simultaneously, realize and be connected and coordinate owing to having adopted between standard square chest, support angle, standard angle device and three-dimensional mounting platform and other non-standard align members, make each location structure can regulate as required flexibly and easily installation, make it be suitable for very much when sample trial-production need to be adjusted each component partial member position using, greatly saved R&D costs. meanwhile, wherein the non-standard align member of part can be realized the location to multiple members simultaneously, and structure arranges ingenious, avoids mutual interference, has greatly improved vehicle frame integral solder efficiency and has ensured the precision of mutual alignment.

Wherein, described vehicle frame middle part positioning welding clamp structure comprises in rear upper beam contiguous block positioning component, upper suspension transverse tube positioning component, rear damping and above after installing rack positioning component, engine to hang under connecting plate positioning component, bottom fork axis positioning component, lower suspension transverse tube positioning component, rear damping the lower connecting plate positioning component that hangs after installing rack positioning component and engine;

Described rear upper beam contiguous block positioning component comprises the rear upper beam contiguous block location standard square chest 60 of a rectangular body structure of entirety, described rear upper beam contiguous block location with on the each side of standard square chest 60 all according to being furnished with some installing holes with consistent spacing and the array of apertures of installing hole on three-dimensional mounting platform, rear upper beam contiguous block location is fixedly connected on the centre position of the forward side of middle part on three-dimensional mounting platform by bolt with standard square chest 60, upper beam contiguous block location-plate 61 after rear upper beam contiguous block positioning component also comprises two, described rear upper beam contiguous block location-plate 61 front ends are respectively by being bolted to the upper end position of rear upper beam contiguous block location with the standard square chest left and right sides, after rear upper beam contiguous block location-plate rear end stretches out, extend back again and form the rear upper beam contiguous block location division that can fit spacing for rear upper beam contiguous block medial surface, bolt hole after corresponding on rear upper beam contiguous block location division on upper beam contiguous block is provided with the connecting hole of coupling,

After described engine, the upper connecting plate positioning component that hangs comprises two engine rear-mounted location-plates 62, two engine rear-mounted location-plate 62 front ends are fitted and locate with standard square chest 60 left and right sides medium positions by being bolted to rear upper beam contiguous block, engine rear-mounted location-plate top above hangs connecting plate location division after having the engine forming that extends back, after engine upper hang on connecting plate location division, laterally run through be provided with after engine upper hang connecting plate locating hole and be combined with engine after the upper connecting plate alignment pin that hangs, after described engine upper hang connecting plate alignment pin for insert after engine upper hang installing hole on connecting plate and engine after the upper connecting plate locating hole that hangs realize the upper location that hangs connecting plate 19 after engine,

After described engine, the lower connecting plate positioning component that hangs comprises and is positioned at the lower connecting plate location division that hangs after the engine forming that extends back, two engine rear-mounted location-plate 62 bottoms, after engine lower hang on connecting plate location division, laterally run through be provided with after engine lower hang connecting plate locating hole and be combined with engine after the lower connecting plate alignment pin that hangs, after described engine lower hang connecting plate alignment pin for insert after engine lower hang installing hole on connecting plate and engine after the lower connecting plate locating hole that hangs realize the lower location that hangs connecting plate 23 after engine;

Described upper suspension transverse tube positioning component comprises the upper suspension transverse tube location standard square chest 63 of a rectangular body structure of entirety, described upper suspension transverse tube location with on the each side of standard square chest 63 all according to being furnished with some installing holes with consistent spacing and the array of apertures of installing hole on three-dimensional mounting platform 1, upper suspension transverse tube location is fixedly connected on middle part on three-dimensional mounting platform and leans on the centre position of rear side by bolt with standard square chest 63, upper suspension transverse tube location is fixedly installed a upper suspension transverse tube location support angle bar 64 that entirety is L-shaped with standard square chest 63 upper ends, described upper suspension transverse tube location is with supporting on the each side of angle bar 64 all according to being furnished with some installing holes with consistent spacing and the array of apertures of installing hole on three-dimensional mounting platform, with supporting, fitting in angle bar lower surface rear end and locates the standard of using square chest upper surface by being bolted to upper suspension transverse tube in upper suspension transverse tube location, upper suspension transverse tube location is vertical installed surface with support angle bar 64 leading flanks and on this side, is fixedly installed and on one, hangs transverse tube locating piece 65, described upper suspension transverse tube locating piece 65 front end upper surfaces are horizontally arranged with suspension transverse tube locating slot and keep supplying and hang transverse tube 17 middle parts and fall into and realize location,

Installing rack positioning component in described rear damping, comprise installing rack location division in the rear damping raising up that is positioned at suspension transverse tube locating slot rear side middle part, in rear damping, installing rack location division is for covering spacing for installing rack in rear damping, in rear damping, on installing rack location division, corresponding level runs through and is provided with in rear damping installing rack locating hole and is combined with installing rack alignment pin 66 in rear damping, and in described rear damping, installing rack alignment pin 66 is realized the location to installing rack 18 in rear damping for inserting in rear damping installing rack locating hole on the installing hole on installing rack and rear damping;

The bottom fork axis location vertical supporting angle bar 67 that described bottom fork axis positioning component comprises two entirety structures triangular in shape and is symmetrical set, bottom fork axis location with on the each side of vertical supporting angle bar 67 all according to being furnished with some installing holes with consistent spacing and the array of apertures of installing hole on three-dimensional mounting platform, fit with vertical supporting angle bar 67 lower surfaces and lean on the left and right sides of rear position by being bolted to middle part on three-dimensional mounting platform in bottom fork axis location, bottom fork axis location is the vertical installed surface arranging with vertical supporting angle bar 67 leading flanks and is provided with the L-shaped horizontal strut angle iron 68 in bottom fork axis location of entirety in this bottom, side, described bottom fork axis location with on the each side of horizontal strut angle iron 68 all according to being furnished with some installing holes with consistent spacing and the array of apertures of installing hole on three-dimensional mounting platform, bottom fork axis location is vertical joint face with horizontal strut angle iron 68 rear side surfaces and fits rear by being bolted to bottom fork axis location vertical supporting angle bar leading flank, described bottom fork axis location is horizontally disposed installed surface and on this side, is fixedly installed bottom fork axis locating piece 69 with horizontal strut angle iron 68 upper surfaces, bottom fork axis locating piece middle part 69 upper surfaces are horizontally arranged with bottom fork axis locating slot and fall into location for bottom fork axis 20 ends, two ends, the inner outer wall of bottom fork axis locating slot is for realizing spacing for the laminating of engine suspension installing plate outer surface,

Described lower suspension transverse tube positioning component, comprise a lower suspension transverse tube locating piece 70, fit in described lower suspension transverse tube locating piece 70 lower ends and by being bolted to three-dimensional mounting platform 1 upper surface centre position, lower suspension transverse tube locating piece 70 upper-end front upper surfaces are horizontally arranged with lower suspension transverse tube locating slot and fall into and realize location for lower suspension transverse tube middle part;

Installing rack positioning component under described rear damping, comprise installing rack location division under the rear damping raising up that is positioned at lower suspension transverse tube locating slot rear side middle part, under rear damping, installing rack location division is for covering spacing for installing rack under rear damping, under rear damping, on installing rack location division, corresponding level runs through and is provided with under rear damping installing rack locating hole and is combined with installing rack alignment pin 71 under rear damping, and under described rear damping, installing rack alignment pin 71 is realized the location to installing rack 22 under rear damping for inserting under rear damping installing rack locating hole under the installing hole on installing rack and rear damping.

Like this, when use, first bottom fork axis two ends are inserted and passed the chain stay axis hole of two engine suspension installing plates, and make bottom fork axis two ends drop into the supporting and location of realization to bottom fork axis in bottom fork axis locating slot, realize simultaneously two engine suspension installing plates are supported; Then lower suspension transverse tube two ends are inserted into after installing hole corresponding on engine suspension installing plate, lower suspension transverse tube middle part is dropped into realize in lower suspension transverse tube locating slot the location to lower suspension transverse tube, engine suspension installing plate is outwards strutted and made engine suspension installing plate both sides outer wall and the laminating of bottom fork axis locating piece madial wall realize engine suspension is installed to position, left and right spacing with hanging at present transverse tube; Again rear upper beam contiguous block lower surface is fitted to the corresponding installation site of main-beam pipe upper surface behind location, realize the location to rear upper beam contiguous block by connecting bolt through the connecting hole on rear upper beam contiguous block location division and the bolt hole on rear upper beam contiguous block; The laminating of upper suspension transverse tube two ends is abutted to time corresponding installation site in engine suspension installing plate top, then upper suspension transverse tube middle part is dropped into upper suspension transverse tube locating slot and realize the location to upper suspension transverse tube; Again installing rack in rear damping is fastened spacing to installing rack location division in rear damping, then after adopting in damping installing rack alignment pin level insert after in damping in the installing hole on installing rack and rear damping installing rack locating hole realize the location to installing rack in rear damping; Again the upper connecting plate upper end that hangs after engine is abutted to corresponding installation site, upper suspension transverse tube two ends, by after engine upper hang connecting plate alignment pin level insert after engine upper hang installing hole on connecting plate and engine after the upper connecting plate locating hole that hangs realize the upper location that hangs connecting plate after engine; Installing rack under rear damping is fastened spacing to installing rack location division under rear damping, and after adopting under damping installing rack alignment pin level insert after under damping under the installing hole on installing rack and rear damping installing rack locating hole realize the location to installing rack under rear damping; After re-generating engine, the lower connecting plate lower end that hangs abuts to corresponding installation site, lower suspension transverse tube two ends, then by after engine lower hang connecting plate alignment pin level insert after engine lower hang installing hole on connecting plate and engine after the lower connecting plate locating hole that hangs realize the lower location that hangs connecting plate after engine; With regard to realizing, the clamping of the each member of vehicle frame middle part is fixed like this, then can be adopted welding gun to complete locating being fixedly connected with between rear each member; Complete the processing that is welded and fixed to striding type sport car sample vehicle frame middle part member. Make that each member relative-position error is reliable and welding operation is convenient and swift, provide cost savings. Simultaneously, realize and be connected and coordinate owing to having adopted between standard square chest, support angle, standard angle device and three-dimensional mounting platform and other non-standard align members, make each location structure can regulate as required flexibly and easily installation, make it be suitable for very much when sample trial-production need to be adjusted each component partial member position using, greatly saved R&D costs. Meanwhile, wherein the non-standard align member of part can be realized the location to multiple members simultaneously, and structure arranges ingenious, avoids mutual interference, has greatly improved vehicle frame integral solder efficiency and has ensured the precision of mutual alignment. When wherein vehicle frame integral solder is specifically implemented, should first complete in vehicle frame middle part structure, to the location of bottom fork axis, lower suspension transverse tube and upper suspension transverse tube, indirectly complete the location to engine suspension installing plate by this three's location; Behind engine suspension installing plate location, then realize the clamping location to other members of vehicle frame middle part and realize the clamping location to vehicle frame front waist section middle girder pipe; Then need first to complete to being welded and fixed between rear upper beam contiguous block and main-beam pipe, after rear upper beam contiguous block is welded and fixed, first disassemble the rear upper beam contiguous block location-plate of realizing rear upper beam contiguous block clamping; And then complete being fixedly connected with between rear upper beam connector to vehicle frame hysterosoma and rear upper beam contiguous block by connecting bolt, being fixedly connected with between underbeam connector and engine suspension installing plate after simultaneously completing, and then realize the clamping to the each member of vehicle frame rear section, finally realize again the welding of all the other members of vehicle frame.

Wherein, described vehicle frame rear section positioning welding clamp structure comprises rear upper beam transverse tube positioning component, rear underbeam transverse tube positioning component, battery jar box support positioning component, tail-hood support installation transverse tube positioning component, tail-hood support positioning component, rear mudguard support tube connector positioning component, rear mudguard support positioning component, rear headlight bracket positioning component and rear cornering lamp support positioning component;

Described rear upper beam transverse tube positioning component, comprise the back rest transverse tube location standard square chest 72 of a rectangular body structure of entirety, described back rest transverse tube location with on the each side of standard square chest 72 all according to being furnished with some installing holes with consistent spacing and the array of apertures of installing hole on three-dimensional mounting platform, back rest transverse tube location is fixedly connected on the forward side centre position of rear section on three-dimensional mounting platform 1 with standard square chest 72 by bolt, upper beam transverse tube locating piece 73 after back rest transverse tube location is fixedly installed one with standard square chest 72 upper surface rear ends by bolt, rear upper beam transverse tube locating piece 73 upper ends have the rear upper beam transverse tube locating slot of horizontally set and fall into and realize location for rear upper beam transverse tube 25 middle parts,

Described rear underbeam transverse tube positioning component, underbeam transverse tube locating piece 74 after comprising one, described rear underbeam transverse tube locating piece 74 rear ends are by being bolted to described back rest transverse tube location standard square chest 72 leading flank top correspondence positions, and rear underbeam transverse tube locating piece 74 front ends extend forward and underbeam transverse tube locating slot fall into and realize location for rear underbeam transverse tube 26 middle parts after upper surface is horizontally arranged with;

Described battery jar box support positioning component, a battery jar box support location division that comprises on the rear underbeam transverse tube locating piece that is positioned at rear underbeam transverse tube locating slot front side and extend to form to the right, described battery jar box support location division upper surface is for spacing for the 27 lower surface laminatings of storage battery box support, described battery jar box support location division upper surface also correspondence is vertically provided with battery jar box rack positioning hole and is combined with battery jar box support alignment pin, and described battery jar box support alignment pin is realized the location to battery jar box support 27 for the installing hole and the battery jar box rack positioning hole that insert on battery jar box support;

Described tail-hood support is installed the vehicle frame hysterosoma tail accessory location standard square chest 75 that transverse tube positioning component comprises a rectangular body structure, described vehicle frame hysterosoma tail accessory location with on the each side of standard square chest 75 all according to being furnished with some installing holes with consistent spacing and the array of apertures of installing hole on three-dimensional mounting platform, vehicle frame hysterosoma tail accessory location is fixedly connected on rear section on three-dimensional mounting platform with standard square chest 75 by bolt and leans on a rear side centre position, vehicle frame hysterosoma tail accessory location is fixedly installed a tail-hood support with standard square chest 75 trailing flank upper end positions transverse tube locating piece 76 is installed, tail-hood support installation transverse tube locating piece 76 upper surface correspondences are horizontally arranged with tail-hood support and transverse tube locating slot are installed and are fallen into realization location for tail-hood support installation transverse tube 28,

Described tail-hood support positioning component comprises the tail-hood support location standard square chest 77 of a rectangular structure of entirety, described tail-hood support location with on the each side of standard square chest 77 all according to being furnished with some installing holes with consistent spacing and the array of apertures of installing hole on three-dimensional mounting platform, tail-hood support location is fixedly connected on vehicle frame hysterosoma tail accessory location standard square chest 75 trailing flank medium positions with standard square chest 77 by bolt, tail-hood support location is fixed and is upwards provided with two tail-hood support locating dowels 78 with standard square chest 77 upper surface left and right sides correspondence positions, two tail-hood support locating dowel 78 upper surface correspondences are provided with tail-hood support positioning boss and are inserted in and realize location for two installing holes of tail-hood support 29 rear ends,

Described rear mudguard support tube connector positioning component comprises a rear mudguard support tube connector locating piece 79, described rear mudguard support tube connector locating piece 79 lower ends are fixed on tail-hood support location standard square chest upper surface rearward position, and rear mudguard support tube connector locating piece 79 upper ends each side correspondence are provided with a rear mudguard support tube connector locating slot and fall into and realize location for 30 middle part break-ins place of rear mudguard support tube connector;

Described rear headlight bracket positioning component comprise be positioned at described rear mudguard support tube connector locating piece 79 centre positions, upper end extend back form rear headlight bracket location division, rear headlight bracket location division upper surface is realized spacing for rear headlight bracket 32 lower surface laminatings, rear headlight bracket location division upper surface also correspondence is provided with rear headlight bracket locating hole and is combined with rear headlight bracket alignment pin, and described rear headlight bracket alignment pin is realized the location to rear headlight bracket for the installing hole and the rear headlight bracket locating hole that insert on rear headlight bracket;

Described rear mudguard support positioning component comprises a rear mudguard support location standard angle device 80, described rear mudguard support location comprises fixed block and the moving block separately with a hinged end and a folding end with standard angle device 80, the hinged end of fixed block and moving block is rotatable hinged and be provided with the rotational angle alignment pin for realizing rotational angle location in hinged place, described fixed block with on the each side of moving block all according to being furnished with some installing holes with consistent spacing and the array of apertures of installing hole on three-dimensional mounting platform, described rear mudguard support location is arranged downwards with the fixed block folding end of standard angle device 80 and is located with standard square chest 77 trailing flank medium positions by being bolted to tail-hood support, rear mudguard support location is obliquely installed to the back lower place with the moving block upper surface of standard angle device 80 and is fixedly installed a rear mudguard locating piece 81 with the moving block upper surface lower end of standard angle device by bolt in rear mudguard support location, rear mudguard locating piece 81 upper ends are folded to and form by a rear mudguard support location division, rear mudguard support location division upper surface is spacing for rear mudguard support 31 rear end lower surface laminatings, on the upper surface of rear mudguard support location division, be also provided with rear mudguard support locating hole and be combined with rear mudguard support alignment pin, described rear mudguard support alignment pin is realized the location to rear mudguard support 31 for the installing hole and the rear mudguard support locating hole that insert rear mudguard support rear end,

Cornering lamp support positioning block 82 after described rear cornering lamp support positioning component comprises one, rear cornering lamp support positioning block 82 lower ends are fixedly connected on the moving block upper surface front position of described rear mudguard support location standard angle device 80 by bolt, rear cornering lamp support positioning block 82 two ends, left and right, top have the rear cornering lamp support location division horizontally outward extending to form, rear cornering lamp support location division upper surface is for spacing for rear cornering lamp support 33 rear end lower surface laminatings, on the upper surface of rear cornering lamp support location division, also correspondence is provided with rear cornering lamp rack positioning hole and is combined with rear cornering lamp support alignment pin, described rear cornering lamp support alignment pin is realized the location to rear cornering lamp support for the installing hole and the rear cornering lamp rack positioning hole that insert rear cornering lamp back-end support.

Like this, when use, need to first complete being welded and fixed between rear upper beam contiguous block on vehicle frame middle part member and main-beam pipe, then disassemble rear upper beam contiguous block location-plate, then the rear upper beam connector bolt of vehicle frame hysterosoma front end is affixed on rear upper beam contiguous block, rear underbeam connector bolt is affixed to engine suspension installing plate, realize fixing vehicle frame hysterosoma front end, then in vehicle frame hysterosoma rear end, tail-hood support is installed to transverse tube middle part to be navigated in tail-hood support installation transverse tube locating slot, vehicle frame hysterosoma is articulated to tail-hood support by the recess laminating in the middle of journal stirrup after back bar to be installed on transverse tube, and tail-hood support installation transverse tube two ends are fitted to the corresponding installation site after rear upper beam pipe, first adopt welding gun to complete tail-hood being welded and fixed between transverse tube and rear upper beam pipe is installed, vehicle frame hysterosoma is positioned firm, and then by rear upper beam transverse tube two ends and the corresponding installation site laminating of rear upper beam pipe medial surface, and make wherein portion drop into the clamping location of rear upper beam transverse tube locating slot realization to rear upper beam transverse tube, by corresponding installation site laminating inside rear underbeam transverse tube two ends and rear lower beam pipe, and make wherein portion drop into rear underbeam transverse tube locating slot to realize the clamping location to rear underbeam transverse tube, battery jar box support lower surface is fitted to battery jar box support location division upper surface, then realize the location to battery jar box support by installing hole and battery jar box rack positioning hole that battery jar box support alignment pin vertically inserts on battery jar box support, the laminating of tail pipe support front end is abutted to tail pipe support corresponding installation site on transverse tube is installed, then make two installing holes of tail-hood back-end support be nested into outside tail-hood support positioning boss, realize the location to tail-hood support, rear mudguard support tube connector front end is abutted to the corresponding installation site of rear lower beam pipe rearward end, and make middle part break-in place of rear mudguard support tube connector drop into the location of realization to rear mudguard support tube connector in rear mudguard support tube connector locating slot, regulate the opening angle of rear mudguard support location standard angle device, make rear mudguard support location standard angle device moving block upper surface consistent with rear mudguard support angle of inclination, then rear mudguard support front end is covered and is overlapped on rear mudguard support tube connector rear end, again rear mudguard support rearward end lower surface rear mudguard support location division upper surface is fitted, then realize the location to rear mudguard support by installing hole and the rear mudguard support locating hole of rear mudguard support alignment pin insertion rear mudguard support rear end, and the reliability that further raising is located rear mudguard support tube connector, then the laminating of rear headlight bracket two ends is abutted to corresponding installation site on rear mudguard support tube connector, make headlight bracket lower surface fit to rear headlight bracket location division upper surface, then after inserting by headlight bracket alignment pin, installing hole and the rear headlight bracket locating hole on headlight bracket realized the location to rear headlight bracket, and then rear cornering lamp support front end is fitted to corresponding installation site on rear mudguard support tube connector, rear cornering lamp back-end support lower surface laminating is spacing to rear cornering lamp support location division upper surface, then after inserting by rear cornering lamp support alignment pin, installing hole and the rear cornering lamp rack positioning hole of cornering lamp back-end support realized the location to rear cornering lamp support, the clamping that with regard to realization, vehicle frame rear section is remained to each member is like this fixed, and then can adopt welding gun to complete being fixedly connected with between each member behind above-mentioned location, complete the processing that is welded and fixed to striding type sport car sample vehicle frame rear section member. make that each member relative-position error is reliable and welding operation is convenient and swift, provide cost savings. simultaneously, realize and be connected and coordinate owing to having adopted between standard square chest, support angle, standard angle device and three-dimensional mounting platform and other non-standard align members, make each location structure can regulate as required flexibly and easily installation, make it be suitable for very much when sample trial-production need to be adjusted each component partial member position using, greatly saved R&D costs. meanwhile, wherein the non-standard align member of part can be realized the location to multiple members simultaneously, and structure arranges ingenious, avoids mutual interference, has greatly improved vehicle frame integral solder efficiency and has ensured the precision of mutual alignment.

Claims

1. a striding type sport car sample vehicle frame middle part positioning welding clamp structure, it is characterized in that, comprise that upper surface and all side surfaces all have the three-dimensional mounting platform of some installing holes according to constant spacing arranged in arrays, and be arranged on three-dimensional mounting platform for realizing the rear upper beam contiguous block positioning component to rear upper beam contiguous block location, for realizing the upper suspension transverse tube positioning component to upper suspension transverse tube location, for realizing installing rack positioning component in the rear damping of installing rack location in rear damping, for realizing the upper connecting plate positioning component that hangs after the upper engine that hangs connecting plate location after engine, for realizing the bottom fork axis positioning component to bottom fork axis location, for realizing the lower suspension transverse tube positioning component to lower suspension transverse tube location, for realizing to installing rack positioning component under the rear damping of installing rack location under rear damping with for realizing the lower connecting plate positioning component that hangs after the lower engine that hangs connecting plate location after engine.

2. striding type sport car sample vehicle frame middle part positioning welding clamp structure as claimed in claim 1, it is characterized in that, described rear upper beam contiguous block positioning component comprises the rear upper beam contiguous block location standard square chest of a rectangular body structure of entirety, described rear upper beam contiguous block location with on the each side of standard square chest all according to being furnished with some installing holes with consistent spacing and the array of apertures of installing hole on three-dimensional mounting platform, rear upper beam contiguous block location is fixedly connected on the centre position of the forward side of middle part on three-dimensional mounting platform by bolt with standard square chest, upper beam contiguous block location-plate after rear upper beam contiguous block positioning component also comprises two, described rear upper beam contiguous block location-plate front end is respectively by being bolted to the upper end position of rear upper beam contiguous block location with the standard square chest left and right sides, after rear upper beam contiguous block location-plate rear end stretches out, extend back again and form the rear upper beam contiguous block location division that can fit spacing for rear upper beam contiguous block medial surface, bolt hole after corresponding on rear upper beam contiguous block location division on upper beam contiguous block is provided with the connecting hole of coupling.

3. striding type sport car sample vehicle frame middle part positioning welding clamp structure as claimed in claim 2, it is characterized in that, after described engine, the upper connecting plate positioning component that hangs comprises two engine rear-mounted location-plates, two engine rear-mounted location-plate front ends are fitted and locate with standard square chest left and right sides medium position by being bolted to rear upper beam contiguous block, engine rear-mounted location-plate top above hangs connecting plate location division after having the engine forming that extends back, after engine upper hang on connecting plate location division, laterally run through be provided with after engine upper hang connecting plate locating hole and be combined with engine after the upper connecting plate alignment pin that hangs, after described engine upper hang connecting plate alignment pin for insert after engine upper hang installing hole on connecting plate and engine after the upper connecting plate locating hole that hangs realize the upper location that hangs connecting plate after engine.

4. striding type sport car sample vehicle frame middle part positioning welding clamp structure as claimed in claim 3, it is characterized in that, after described engine, the lower connecting plate positioning component that hangs comprises and is positioned at the lower connecting plate location division that hangs after the engine forming that extends back, two engine rear-mounted location-plate bottoms, after engine lower hang on connecting plate location division, laterally run through be provided with after engine lower hang connecting plate locating hole and be combined with engine after the lower connecting plate alignment pin that hangs, after described engine lower hang connecting plate alignment pin for insert after engine lower hang installing hole on connecting plate and engine after the lower connecting plate locating hole that hangs realize the lower location that hangs connecting plate after engine.

5. striding type sport car sample vehicle frame middle part positioning welding clamp structure as claimed in claim 1, it is characterized in that, described upper suspension transverse tube positioning component comprises the upper suspension transverse tube location standard square chest of a rectangular body structure of entirety, described upper suspension transverse tube location with on the each side of standard square chest all according to being furnished with some installing holes with consistent spacing and the array of apertures of installing hole on three-dimensional mounting platform, upper suspension transverse tube location is fixedly connected on middle part on three-dimensional mounting platform and leans on the centre position of rear side by bolt with standard square chest, upper suspension transverse tube location is fixedly installed a upper suspension transverse tube location support angle bar that entirety is L-shaped with standard square chest upper end, described upper suspension transverse tube location is with supporting on the each side of angle bar all according to being furnished with some installing holes with consistent spacing and the array of apertures of installing hole on three-dimensional mounting platform, with supporting, fitting in angle bar lower surface rear end and locates the standard of using square chest upper surface by being bolted to upper suspension transverse tube in upper suspension transverse tube location, upper suspension transverse tube location is vertical installed surface with support angle bar leading flank and on this side, is fixedly installed and on one, hangs transverse tube locating piece, described upper suspension transverse tube locating piece front end upper surface is horizontally arranged with suspension transverse tube locating slot and keeps supplying and hang transverse tube middle part and fall into and realize location.

6. striding type sport car sample vehicle frame middle part positioning welding clamp structure as claimed in claim 5, it is characterized in that, installing rack positioning component in described rear damping, comprise installing rack location division in the rear damping raising up that is positioned at suspension transverse tube locating slot rear side middle part, in rear damping, installing rack location division is for covering spacing for installing rack in rear damping, in rear damping, on installing rack location division, corresponding level runs through and is provided with in rear damping installing rack locating hole and is combined with installing rack alignment pin in rear damping, in described rear damping, installing rack alignment pin is realized the location to installing rack in rear damping for inserting in rear damping installing rack locating hole on the installing hole on installing rack and rear damping.

7. striding type sport car sample vehicle frame middle part positioning welding clamp structure as claimed in claim 1, it is characterized in that, the bottom fork axis location vertical supporting angle bar that described bottom fork axis positioning component comprises two entirety structures triangular in shape and is symmetrical set, bottom fork axis location with on the each side of vertical supporting angle bar all according to being furnished with some installing holes with consistent spacing and the array of apertures of installing hole on three-dimensional mounting platform, fit with vertical supporting angle bar lower surface and lean on the left and right sides of rear position by being bolted to middle part on three-dimensional mounting platform in bottom fork axis location, bottom fork axis location is the vertical installed surface arranging with vertical supporting angle bar leading flank and is provided with the L-shaped horizontal strut angle iron in bottom fork axis location of entirety in this bottom, side, described bottom fork axis location with on the each side of horizontal strut angle iron all according to being furnished with some installing holes with consistent spacing and the array of apertures of installing hole on three-dimensional mounting platform, bottom fork axis location is vertical joint face with horizontal strut angle iron rear side surface and fits rear by being bolted to bottom fork axis location vertical supporting angle bar leading flank, described bottom fork axis location is horizontally disposed installed surface and on this side, is fixedly installed bottom fork axis locating piece with horizontal strut angle iron upper surface, bottom fork axis locating piece middle part upper surface is horizontally arranged with bottom fork axis locating slot and falls into location for end, bottom fork axis two ends, the inner outer wall of bottom fork axis locating slot is for realizing spacing for the laminating of engine suspension installing plate outer surface.

8. striding type sport car sample vehicle frame middle part positioning welding clamp structure as claimed in claim 1, it is characterized in that, described lower suspension transverse tube positioning component, comprise a lower suspension transverse tube locating piece, fit in described lower suspension transverse tube locating piece lower end and by being bolted to three-dimensional mounting platform upper surface centre position, lower suspension transverse tube locating piece upper-end front upper surface is horizontally arranged with lower suspension transverse tube locating slot and falls into and realize location for lower suspension transverse tube middle part.

9. striding type sport car sample vehicle frame middle part positioning welding clamp structure as claimed in claim 8, it is characterized in that, installing rack positioning component under described rear damping, comprise installing rack location division under the rear damping raising up that is positioned at lower suspension transverse tube locating slot rear side middle part, under rear damping, installing rack location division is for covering spacing for installing rack under rear damping, under rear damping, on installing rack location division, corresponding level runs through and is provided with under rear damping installing rack locating hole and is combined with installing rack alignment pin under rear damping, under described rear damping, installing rack alignment pin is realized the location to installing rack under rear damping for inserting under rear damping installing rack locating hole under the installing hole on installing rack and rear damping.