CN1081565C - Bus chassis and its assembling method - Google Patents
Bus chassis and its assembling method Download PDFInfo
- Publication number
- CN1081565C CN1081565C CN 97112350 CN97112350A CN1081565C CN 1081565 C CN1081565 C CN 1081565C CN 97112350 CN97112350 CN 97112350 CN 97112350 A CN97112350 A CN 97112350A CN 1081565 C CN1081565 C CN 1081565C
- Authority
- CN
- China
- Prior art keywords
- underframe
- mentioned
- rear portion
- anterior
- pipe arrangement
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Body Structure For Vehicles (AREA)
Abstract
Provided is the bus chassis and its assembling method. A front chassis, a rear chassis, a central chassis and a piping chassis, performing the rust resistant treatment to each chassis, assembling required parts, and thereafter, connecting each chassis to each other with bolts so as to integrally assembling a chassis. And this can remarkably improve the working efficiency.
Description
The present invention relates to bus chassis and assembly method thereof, be particularly related to a kind of epoch-making bus chassis and assembly method thereof, this underframe is by anterior underframe, the rear portion underframe, middle underframe and pipe arrangement constitute with the separate underframe of these 4 underframe of underframe, respectively each underframe being assembled necessary parts after carrying out the partial assembled operation, can 4 underframe be linked and packed by bolt and be one, can carry out anti-rust treatment to it by small-sized anti-rust treatment device, can improve the operation of assembling in addition greatly, reduce the assembling number of times, by making anterior underframe and rear portion underframe become universal component, can large-scale in the scope of medium-sized city motor bus, only make the different various city motor buss of wheel base at an easy rate by the mode of underframe in the middle of only changing.
In the past, bus chassis is to make like this, the angle steel that to make by the automobile-use structural steel at first, structure members such as channel-section steel are made basic support with having the skeleton weld together of this auto bus car body size, by welding or the mode that is threaded each necessary parts is fixed on this basic support, is used for rust proof surface treatment such as spray paint afterwards.
If adopt above-mentioned existing manufacture method, when the auto bus car body size is big, because it is corresponding with the increase of this car body size, underframe also will assemble formation by the mode of welding large component, when being difficult in welding like this each position component is aimed at, the heat that is produced in the time of can welding in addition and cause crooked, the size that is difficult to is according to the rules assembled like this, because erecting work is in the position to various piece, carry out when size is revised, can produce the shortcoming that requires to carry out more flow chart like this.
In addition, if the underframe generation deflection of city motor bus when motor body assembling, is very difficult with the operation of aiming at of this vehicle body and above-mentioned underframe, can not makes the appearance of city motor bus very beautiful like this, thereby reduce its commodity value.
In addition, though city motor bus includes various car types, but chassis component welded as a whole and when making the existent method of underframe when adopting, owing to will make each chassis component according to the size of this underframe for every kind of underframe, and together with these chassis component field welds, must be equipped with different special-purpose chassis components for different car types like this, must deposit different a plurality of chassis components for each car type in storehouse in addition, the site of storage that can produce this chassis component like this needs the shortcoming in bigger space.
Also have, because a plurality of chassis components are being assembled, make the single-piece underframe when then welding, like this when the time near final engineering, a plurality of parts are in interlaced confined state, thereby in the parts that must weld avoiding next parts are welded, and are difficult to like this carry out near the finally operation of engineering, because operation is forced to carry out the operation of difficulty easily, thereby produce the leeway that haves much room for improvement here.
In addition, though underframe is carried out anti-rust treatment in order to improve durability, if but carrying out the necessary parts of welding on the underframe behind the anti-rust treatment, then because the rustless property of this weld part is not fine, thereby also will be after all the parts weld-on installation finishes, whole underframe is carried out anti-rust treatment, when whole large-scale underframe is carried out anti-rust treatment, must adopt very big processing equipment, it is bigger to produce the anti-rust treatment equipment volume like this, price height, thereby the high rough sledding of manufacturing cost.
In addition, at anti-rust treatment, in any engineerings such as assembling, it also is a lower reason of operating efficiency that large-scale underframe is operated.
The present invention proposes for the shortcoming of eliminating in the above-mentioned prior art, the object of the present invention is to provide a kind of bus chassis and assembly method thereof, underframe is divided into anterior underframe, rear portion underframe, middle underframe and pipe arrangement these 4 underframe of underframe, each underframe is carried out anti-rust treatment, assemble necessary parts thereon afterwards and carry out the partial assembled operation, then above-mentioned 4 underframe are assembled into one by bolted connection, operate on it at an easy rate thereby the size of chassis component is less, can improve the operating efficiency of underframe assembling in addition greatly.
In addition, another object of the present invention is to provide a kind of bus chassis and assembly method thereof, even the size difference of city motor bus, still can be only by the mode of underframe according to the size of this underframe and in the middle of only changing, be easy to react according to the change in size of city motor bus, what thereby all can easily make for the underframe that no matter has size, in addition for above-mentioned reasons, by making a plurality of parts in the chassis component become universal component, the keeping space of parts can be reduced to the part in existing keeping space, can significantly reduce the tank farm stock of parts in addition, thereby can make by lower cost.
Also have, also purpose of the present invention is to provide a kind of bus chassis and assembly method thereof, assemble necessary parts in 4 parts that separate each respectively to form the product of finishing of partial assembled, by bolt these 4 underframe are connected afterwards and are assembled into one, even like this in the operation place of relative narrower, still can under the situation that can not be hindered, carry out the most operation of underframe assembling, carry out erecting work in addition at an easy rate.
In addition, a further object of the present invention provides a kind of bus chassis and assembly method is divided into 4 underframe with underframe, make the compact in size of each chassis component, individually the small-sized chassis component that is separated is carried out anti-rust treatment respectively, by bolt they are connected afterwards and be assembled into one, thereby can carry out anti-rust treatment completely, improve the durability of city motor bus, owing to need not carry out the welding operation behind the anti-rust treatment, thereby need not this weld part is repaired anti-rust treatment, can make the volume of anti-rust treatment device subtract miniaturization in addition, also have for above-mentioned reasons, can reduce the volume miniaturization of anti-rust treatment device, and its price is lower.
Also have, an also purpose of the present invention is to provide a kind of bus chassis and assembly method thereof the connecting portion as underframe, adopt the drawing aluminium section bar of the square column of offering the tangible groove of T on it and the tommyhead bolt of its head and above-mentioned T slot tabling, even the dimensional accuracy of 4 chassis components that separate has certain error like this, still can not carry out under the situation of parts correction, this error is absorbed, at an easy rate they are assembled, in addition for above-mentioned reasons, can significantly reduce the number of times of assembling.
In addition, another object of the present invention is to provide a kind of bus chassis and assembly method thereof by reducing the volume of chassis component, can make chassis component at an easy rate with degree of precision, in addition for above-mentioned reasons, be easy to underframe and body assembling are in the same place, can improve efficiency of operation, improve the precision of assembling, make the vehicle body outward appearance beautiful, improve the commodity value of city motor bus greatly.
For achieving the above object, the present invention takes following technical scheme:
A kind of bus chassis assembly method, its step comprises: underframe is divided into:
Constitute the anterior underframe of this underframe front portion; Constitute the rear portion underframe at above-mentioned underframe rear portion; Constitute the pars intermedia of this underframe, be fixed, and the middle underframe that is fixed in above-mentioned rear portion underframe in the rear end at the above-mentioned anterior underframe of front end: be fixed in above-mentioned anterior underframe above-mentioned rear portion underframe and above-mentioned in the middle of the pipe arrangement underframe of top of underframe,
Thereby respectively above-mentioned anterior underframe, rear portion underframe, middle underframe and pipe arrangement are interconnected with underframe by bolt they are assembled into one.
A kind of bus chassis assembly method, its step comprises: underframe is divided into:
Constitute the middle underframe of this underframe front portion: the rear portion underframe that constitutes above-mentioned underframe rear portion: constitute the pars intermedia of this underframe, fix in above-mentioned anterior underframe at front end, the middle underframe of fixing in the rear portion underframe in the rear end, be fixed in the pipe arrangement underframe of the top of above-mentioned anterior underframe, above-mentioned rear portion underframe and above-mentioned middle underframe
Above-mentioned anterior underframe, rear portion underframe, middle underframe and pipe arrangement are carried out anti-rust treatment respectively with underframe, assemble necessary parts thereon afterwards and carry out the partial assembled operation, by bolt they are interconnected then and make them be assembled into one, thereby form the underframe of above-mentioned city motor bus.
A kind of bus chassis is characterized in that:
This underframe is divided into:
Constitute the anterior underframe of anterior skeleton, constitute the rear portion underframe of rear portion skeleton, the pars intermedia of formation pars intermedia skeleton, fix in above-mentioned anterior underframe at front end, the middle underframe of fixing in the rear portion underframe in the rear end, the pipe arrangement that is fixed in above-mentioned middle underframe top constitutes above-mentioned underframe thus with these 4 underframe of underframe
Thereby above-mentioned anterior underframe, rear portion underframe, middle underframe and pipe arrangement are inter-connected via a bolt joint them respectively with underframe they are assembled into one.
A kind of bus chassis is characterized in that:
This underframe is by anterior underframe, the rear portion underframe, middle underframe and pipe arrangement constitute with underframe, above-mentioned anterior underframe constitutes the anterior skeleton of above-mentioned underframe, it and propons portion are assembled together and realize local assembling, and be formed with the connecting portion that is connected with middle underframe, above-mentioned rear portion underframe constitutes the rear portion skeleton of above-mentioned underframe, it and back axle portion are assembled together and realize local assembling, and be formed with the connecting portion that is connected with middle underframe, underframe is formed with pedestal and is positioned at the connecting portion that is connected with underframe with pipe arrangement on the fixed way that relative this pedestal uprightly sets in the middle of above-mentioned, above-mentioned pedestal is formed with the connecting portion that is connected with above-mentioned anterior underframe at front end, and the connecting portion that is connected with above-mentioned rear portion underframe in the rear end, above-mentioned pipe arrangement is formed with for fixing to the connecting portion on the above-mentioned connecting portion of said fixing platform with underframe, and it is fixed in the top of above-mentioned middle underframe
Above-mentioned anterior underframe, rear portion underframe, middle underframe and pipe arrangement are interconnected with underframe and they are assembled into one by bolt.
A kind of bus chassis is characterized in that:
This underframe is by anterior underframe, the rear portion underframe, middle underframe and pipe arrangement constitute with these 4 separate underframe of underframe, above-mentioned anterior underframe constitutes the anterior skeleton of above-mentioned underframe, it and propons portion are assembled together and realize local assembling, and be formed with the connecting portion that is connected with middle underframe, above-mentioned rear portion underframe constitutes the rear portion skeleton of above-mentioned underframe, it and back axle portion are assembled together and realize local assembling, and be formed with the connecting portion that is connected with middle underframe, underframe is formed with pedestal and is positioned at the connecting portion that is connected with underframe with pipe arrangement on the fixed way that relative this pedestal uprightly is adapted to the platform shape in the middle of above-mentioned, above-mentioned pedestal is formed with the connecting portion that is connected with above-mentioned anterior underframe at front end, and the connecting portion that is connected with above-mentioned rear portion underframe in the rear end, above-mentioned pipe arrangement is formed with for fixing to the above-mentioned connecting portion of the connecting portion on the said fixing platform with underframe, and be fixed in the top of above-mentioned middle underframe
Above-mentioned pipe arrangement constitutes with the square column drawing aluminium section bar of underframe by hollow, offer T slot in the connecting portion of above-mentioned pipe arrangement with underframe, the tommyhead bolt of installing by its head and above-mentioned T slot tabling can be connected in the connecting portion of underframe in the middle of above-mentioned above-mentioned pipe arrangement with on the connecting portion of underframe.
Bus chassis assembly method of the present invention comprises the steps, this step is: underframe is divided into the middle underframe that constitutes the underframe front portion, constitute the rear portion underframe at underframe rear portion, the pars intermedia of formation underframe, fix at front end and above-mentioned anterior underframe, at rear end and the fixing middle underframe of rear portion underframe, be fixed in the pipe arrangement underframe at the top of above-mentioned rear portion underframe and above-mentioned middle underframe, by bolt with above-mentioned anterior underframe, the rear portion underframe, thus middle underframe and pipe arrangement interconnect respectively with underframe they are assembled into one.
In addition, another bus chassis assembly method of the present invention comprises following step, this step is: underframe is divided into the middle underframe that constitutes the underframe front portion, constitute the rear portion underframe at underframe rear portion, the pars intermedia of formation underframe, fix at front end and above-mentioned anterior underframe, at rear end and the fixing middle underframe of rear portion underframe, be fixed in the pipe arrangement underframe at the top of above-mentioned rear portion underframe and above-mentioned middle underframe, to above-mentioned anterior underframe, the rear portion underframe, middle underframe and pipe arrangement carry out anti-rust treatment respectively with underframe, assemble necessary parts thereon afterwards and carry out the partial assembled operation, by bolt they are interconnected then and make them be assembled into one, thereby form above-mentioned bus chassis.
Bus chassis of the present invention is characterised in that: this underframe is divided into the anterior underframe that constitutes anterior skeleton, constitute the rear portion underframe of rear portion skeleton, the pars intermedia of formation pars intermedia skeleton, fix at front end and above-mentioned anterior underframe, at rear end and the fixing middle underframe of rear portion underframe, be fixed in pipe arrangement these 4 underframe of underframe at the top of above-mentioned middle underframe, with above-mentioned anterior underframe, the rear portion underframe, thus middle underframe and pipe arrangement are inter-connected via a bolt joint respectively with underframe they are assembled into one.
In addition, another bus chassis of the present invention is characterised in that this underframe is by anterior underframe, the rear portion underframe, middle underframe and pipe arrangement constitute with underframe, above-mentioned anterior underframe constitutes the anterior skeleton of above-mentioned underframe, it and propons portion are assembled together and realize local assembling, and be formed with the connecting portion that is connected with middle underframe, above-mentioned rear portion underframe constitutes the rear portion skeleton of above-mentioned underframe, it and back axle portion are assembled together and realize local assembling, and be formed with the connecting portion that is connected with middle underframe, underframe is formed with pedestal and is positioned at the connecting portion that is connected with underframe with pipe arrangement on the fixed way that relative this pedestal erects in the middle of above-mentioned, above-mentioned pedestal is formed with the connecting portion that is connected with above-mentioned anterior underframe at front end, and the connecting portion that is connected with above-mentioned rear portion underframe in the rear end, above-mentioned pipe arrangement is formed with for fixing to the connecting portion on the connecting portion on the said fixing platform with underframe, and be fixed in the top of above-mentioned middle underframe, by bolt with above-mentioned anterior underframe, the rear portion underframe, middle underframe and pipe arrangement interconnect with underframe and they are assembled into one.
An also bus chassis of the present invention is characterised in that this underframe is by anterior underframe, the rear portion underframe, middle underframe and pipe arrangement constitute with these 4 separate underframe of underframe, above-mentioned anterior underframe constitutes the anterior skeleton of above-mentioned underframe, it and propons portion are assembled together and realize local assembling, and be formed with the connecting portion that is connected with middle underframe, above-mentioned rear portion underframe constitutes the rear portion skeleton of above-mentioned underframe, it and back axle portion are assembled together and realize local assembling, and be formed with the connecting portion that is connected with middle underframe, underframe is formed with pedestal and is positioned at the connecting portion that is connected with underframe with pipe arrangement on relative this fixed way that erects substantially in the middle of above-mentioned, above-mentioned pedestal is formed with the connecting portion that is connected with above-mentioned anterior underframe at front end, and the connecting portion that is connected with above-mentioned rear portion underframe in the rear end, above-mentioned pipe arrangement is formed with for fixing to the connecting portion on the connecting portion on the said fixing platform with underframe, and be fixed in the top of above-mentioned middle underframe, above-mentioned pipe arrangement constitutes with the square column drawing aluminium section bar of underframe by hollow, offer T slot in the connecting portion of above-mentioned pipe arrangement with underframe, the tommyhead bolt by its head and above-mentioned T slot tabling can be connected in the connecting portion of underframe in the middle of above-mentioned above-mentioned pipe arrangement with on the connecting portion of underframe.
The present invention has following effect:
Promptly owing in the manner described above underframe is divided into anterior underframe, the rear portion underframe, middle underframe and pipe arrangement these 4 underframe of underframe, after respectively each underframe being carried out anti-rust treatment, carry out the partial assembled operation in the mode that the parts to necessity assemble, by bolt their are connected and to be assembled into one, chassis component is less and be easy to operate like this, thereby can improve the efficient of underframe erecting work greatly.
In addition, according to such scheme, even the size difference of city motor bus, only by the size of underframe according to the size of this city motor bus and in the middle of only changing, still can be at an easy rate make any city motor bus according to the change of the size of city motor bus, in addition as above-mentioned result, also can obtain following effect, even the majority in the chassis component becomes universal component, the keeping space of parts can be reduced to the part in existing keeping space like this, the tank farm stock of this exterior part reduces widely, thus make can be lower price make automobile.
Have again, the present invention also has following effect, promptly because necessary parts are assembled to respectively in each of 4 parts separately, form the partial assembled goods, by bolt these 4 underframe are connected afterwards and be assembled into one, even like this compared with the prior art, narrower operation place, still can not have the most of operations of carrying out above-mentioned underframe assembling with hindering, can carry out erecting work at an easy rate in addition.
In addition, the present invention also has following effect, promptly because underframe is divided into 4 parts, the size of each chassis component reduces, after respectively the chassis component of the reduced size that separated being carried out anti-rust treatment, can they be linked and packed by bolt and form underframe integral body for one, can carry out anti-rust treatment completely like this, improve the durability of city motor bus, needn't carry out the welding operation behind the anti-rust treatment, thereby need not this weld part is repaired anti-rust treatment, can reduce the anti-rust treatment device size in addition, as The above results, the volume of anti-rust treatment device is less, and price is lower in addition.
Also have, the present invention can have following effect, promptly because as the underframe connecting portion, the square column that employing offers T slot draws aluminium section bar, with and head be embedded in tommyhead bolt in this T slot, even the dimensional accuracy of the chassis component of 4 parts that separate like this has certain error, can be under situation about parts not being revised thereby still this error can be absorbed, carry out erecting work at an easy rate,, can significantly reduce the number of times of assembling in addition as above-mentioned result.
In addition, the present invention also has following effect, thereby promptly because the less chassis component of making at an easy rate of chassis component with degree of precision, in addition as above-mentioned result, thereby can improve operating efficiency owing to be easy to underframe and vehicle body assembled, improve assembly precision, make the outward appearance of vehicle body very beautiful, improve the commodity value of city motor bus greatly.
Following with reference to accompanying drawing, describe embodiments of the invention in detail:
Fig. 1 is the overall perspective of bus chassis of the present invention;
Fig. 2 is an above-mentioned underframe decomposition diagram of the present invention;
Fig. 3 is the transparent view of anterior underframe of the present invention;
Fig. 4 is the transparent view of middle underframe of the present invention;
Fig. 5 is the transparent view of rear portion of the present invention underframe;
Fig. 6 is the city motor bus skeleton front elevation that assembles of the present invention;
Fig. 7 is the part decomposition diagram of main portion of the present invention, the figure shows the confined state of anterior underframe and middle underframe;
Fig. 8 is the transparent view of cutting open of main portion of the present invention, the figure shows the confined state of rear portion underframe and middle underframe;
Fig. 9 is the transparent view of main portion of the present invention, the figure shows the confined state of pipe arrangement with underframe and middle underframe;
Figure 10 is a local enlarged perspective of the present invention, the figure shows as prismatic drawing aluminium section bar and the tommyhead bolt of pipe arrangement with the connecting portion of underframe;
Figure 11 is the front elevation of main portion of the present invention, the figure shows the confined state of pipe arrangement with underframe and middle underframe;
Figure 12 is the transparent view of main portion of the present invention, the figure shows the confined state of pipe arrangement with underframe and middle underframe.
Following basis represents that with accompanying drawing embodiments of the invention describe.In Fig. 1～5, bus chassis 1 of the present invention comprises anterior underframe 2, rear portion underframe 3, middle underframe 4 and pipe arrangement underframe 5.
In Fig. 1～3 and Fig. 7, above-mentioned anterior underframe 2 and propons 9 assemblings that are equiped with front-wheel 8, it constitutes the anterior skeleton of the underframe 2 of city motor bus 6, this underframe 1 is made by following rugged construction spare, this framing member is the box shaped steel 10 that adopts the automobile-use structural steel to make, channel-section steel 11 grades are welded to each other to be made, and offers a plurality of bolt hole 10b as the connecting portion that is connected with middle underframe 4 in this box shaped steel 10.
In addition, be fixed with the adapter plate 12 that is used to assemble propons 9, on this adapter plate 12, offer the bolt hole 12a that bolted connection is used, propons 9 can be fixedly secured by the bolt (not shown) like this at front end.
On propons 9, wait each chassis component at regulation position assembled in advance front-wheel 8, thereby can realize local assembling, as long as this propons 9 is fixed on the anterior underframe 2, just can form the front portion of city motor bus 6 by bolt.
Fig. 1,2 and Fig. 5 in, rear portion underframe 3 is used for and back axle 14 assemblings that rotatably are equiped with trailing wheel 13, it constitutes the rear portion skeleton of the underframe 1 of city motor bus 6, this rear portion underframe 3 is to be made by following rugged construction spare, this framing member is the rectangular tube 15 that adopts the automobile-use structural steel to make, steel plate 16 grades are welded to each other to be made, offer the bolt hole 15a as the connecting portion that is connected with middle underframe 4 in the bottom of above-mentioned rectangular tube 15, this rectangular tube 15 erects when assembling finishes so that support pipe arrangement usefulness underframe 5.
Fig. 1,2 and Fig. 4 in, middle underframe 4, is connected with rear portion underframe 3 in the rear end, and is assembled into one at front end and anterior underframe 2 by bolt, this underframe 4 constitutes the pars intermedia of underframe 1, underframe 4 is made of pedestal 18 and fixed way 19.
In Fig. 7, at the front end of 20,2 Z bars 21 of 2 box shaped steel that constitute pedestal 18, by being welded with accessory plate 23, offer on this plate 23 be used for being connected with anterior underframe 2 hole 23a, by packing ring 24, bolt 25 and nut 26 can be fixed anterior underframe 2 like this.
In addition, in Fig. 8, be welded with supporting member 28 in rear inside with the fixing 2 box shaped steel 20 of rear portion underframe 3, offer bolt hole 28a in this supporting member 28, like this bolt 29 is being passed bolt hole 28a, bolt hole 15a in the rectangular tube 15 after connecting by nut, just can be fixed in the rectangular tube in the rear portion underframe 3 15 on the pedestal 18.
At Fig. 1,2 and Fig. 9 in, pipe arrangement is arranged at the top of fixed way 19 with underframe 5, it is used to be provided with electric wire (not shown) and air pipe (not shown), this electric wire is used for being connected with the electric component (not shown) that is arranged at city motor bus 6 various pieces, above-mentioned air pipe is used for being connected with the Pneumatic component that moves by pressurized air, above-mentioned underframe 5 is made in the following manner and is ladder shape, this mode is: 2 drawing section bars 33 of hollow made of aluminum are provided with in a parallel, the cross section of this section bar 33 is a rectangle, this square-section is formed with the T slot 33a that extends along its 3 vertical sides, make the head 34a of the bolt 34 of T shape pass the T slot 33a of end face, by packing ring 35 and nut 36 with the spacing setting according to the rules of following many angle steel 38, this angle steel 38 is made by the automobile-use structural steel, on this angle steel 38 electric wire and air pipe etc. is set.
In addition, tommyhead bolt 34 is passed U-lag 32a and slotted hole 32b in the connecting panel 32, the head 34a of this bolt 34 is chimeric with the T slot 33a that draws section bar 33 sides, is fixed by nut 36, so just pipe arrangement is connected with middle underframe 4 with underframe 5.
Because tommyhead bolt 34 can be fixed in any position of T slot 33a, even U-lag 32a like this in connecting panel 32 and slotted hole 32b have the deviation of making error and producing with the relative position that draws section bar 33, still can automatically this error be absorbed, not producing under the situation about hindering, can carry out erecting work at an easy rate like this to assembling.
And the assembly method of the underframe of a kind of city motor bus of the present invention comprises the steps that this step is for being separated into underframe 1 on the anterior underframe 2 of the front portion that constitutes underframe 1; Constitute the rear portion underframe 3 at underframe 1 rear portion; Constitute the pars intermedia of underframe 1, fixing at front end with anterior underframe 2, and the middle underframe of fixing at rear end and rear portion underframe 34; Be fixed in above-mentioned anterior underframe 2, the pipe arrangement at rear portion underframe 3 and middle underframe 4 tops underframe 5; And anterior underframe 2, rear portion underframe 3, middle underframe 4 and pipe arrangement interconnect by bolt 25,29 and 34 respectively with underframe 5 and are assembled into one.
And the assembly method of the underframe of a kind of city motor bus of the present invention comprises the steps that this step is for being separated into underframe 1 on the anterior underframe 2 of the front portion that constitutes underframe 1; Constitute the rear portion underframe 3 at underframe 1 rear portion; Constitute the pars intermedia of underframe 1, fixing at front end with anterior underframe 2, and the middle underframe of fixing at rear end and rear portion underframe 34; Be fixed in the pipe arrangement underframe 5 at above-mentioned anterior underframe 2, rear portion underframe 3 and middle underframe 4 tops; Respectively anterior underframe 2, rear portion underframe 3, middle underframe 4 and pipe arrangement are carried out anti-rust treatment with underframe 5 afterwards, then to the detail assembly of necessity and carry out the partial assembled operation, afterwards by bolt 29,34 interconnect above-mentioned anterior underframe 2, rear portion underframe 3, middle underframe 4 and pipe arrangement with underframe 5, they are assembled into one, thereby form the underframe 1 of city motor bus 6.
The present invention constitutes in a manner described, below its effect is described.In Fig. 1 and Fig. 2, the assembly parts of the underframe 1 of city motor bus 6 are meant the partial assembled goods of making by following mode, this mode is carried out the partial assembled operation for the mode that at first is assembled on the anterior underframe 2 with propons 9 chassis components such as grade that will be equiped with front-wheel 8, anterior underframe 2 is carried out the part assembling, in addition, carry out the partial assembled operation in the mode that back axle 14 chassis components such as grade that will be equiped with trailing wheel 13 are assembled on the rear portion underframe 3, rear portion underframe 3 is carried out the part assembling.
Afterwards, in Fig. 7, the accessory plate 23 of underframe 4 and box shaped steel 10 overlaids of anterior underframe 2 pass hole 23a and screw hole 10b with bolt 25 in the middle of making, by packing ring 24 and nut 26 it is fixedly secured, anterior underframe 2 is connected with middle underframe 4.
In addition, in Fig. 8, the rectangular tube 15 that makes rear portion underframe 3 connects with the rear end of middle underframe 4, and bolt 29 is passed bolt hole 28a in the supporting member 28 and the bolt hole 15a in the rectangular tube 15, fixing by nut 30, underframe 4 is connected with rear portion underframe 3 in the middle of so just can making.
In addition, in Fig. 9～12, make pipe arrangement be supported on the fixed way 19 of middle underframe 4 with underframe 5, connecting panel 32 is contacted with two sides that draw section bar 33, the tommyhead bolt of its head 34a and T slot 33a tabling is passed U-lag 32a and slotted hole 32b, by packing ring 35 captive nuts 36, so just can be connected securely with middle underframe 4 drawing section bar 33.
By above-mentioned operation, anterior underframe 2, rear portion underframe 3, middle underframe 4 and pipe arrangement are assembled into one with underframe 5, and the deviation between the underframe that the making error of each underframe that is produced during still owing to assembling is brought is by T slot 33a, U-lag 32a and slotted hole 32b absorb, can chassis component not carried out under the situation of any correction like this, finishing when Shi Buhui produces excessive power, can assemble at an easy rate in assembling.
In Fig. 6,11 and 12, the vehicle body hanger 40 of city motor bus is supported on the top of the drawing section bar 33 in the underframe 1 that is assembled into one, bolt 34 under the T of groove 33a tabling under its head 34a and the T is passed U-lag 40a, by packing ring 35 captive nuts 36, can securely auto bus car body support 40 be fixed in like this on the drawing section bar 33, in addition, seat 41 parts such as grade are arranged on the auto bus car body 40, afterwards, motor body assembling 42 has so just been finished the assembling of city motor bus.
As mentioned above, because underframe 1 is separated into anterior underframe 2, rear portion underframe 3, middle underframe 4 and pipe arrangement underframe 5 these 4 underframe, the size of each parts is less like this, thereby precision that can be higher is made, in addition owing to the assembling of underframe 1 is undertaken by following manner, this mode is: all carry out the anterior underframe 2 of anti-rust treatment completely separately, rear portion underframe 3, middle underframe 4 and pipe arrangement only are inter-connected via a bolt joint with underframe 5, the situation of the local rustless property variation that causes because of welding can not take place like this, also needn't carry out the repairing anti-rust treatment of this weld in addition, thereby can improve the durability of city motor bus 6 greatly.
In addition, because middle underframe 4, pipe arrangement are to fix with the tommyhead bolt 34 that draws the T slot 33a tabling in the section bar 33 by its head 34a with underframe 5 and auto bus car body support, can the making error of each chassis component be absorbed like this, above-mentioned making error can not produce erecting work and hinder, owing to can carry out erecting work at an easy rate, thereby can significantly reduce the number of times of assembling.
In addition, because anterior underframe 2 and rear portion underframe 3 can be used as the universal component of each city motor bus, can keep being undertaken the state of partial assembled so in advance by the mode of assembling chassis components such as propons 9 or back axle 14 respectively, select the size of middle underframe 4 according to the kind of required car, it is assembled, can make the different various city motor buss of the wheel base in the scope of the city motor bus from large-scale to medium-sized at an easy rate like this, therefore can react to requirement of client soon.
Claims (5)
1. bus chassis assembly method, its step comprises: underframe is divided into:
Constitute the middle underframe of this underframe front portion; Constitute the rear portion underframe at above-mentioned underframe rear portion; Constitute this underframe pars intermedia, front end in above-mentioned anterior underframe fix, in the rear end in the fixing middle underframe of rear portion underframe; Be fixed in the pipe arrangement underframe at the top of above-mentioned rear portion underframe and above-mentioned middle underframe;
Thereby by bolt above-mentioned anterior underframe, rear portion underframe, middle underframe and pipe arrangement are interconnected respectively with underframe they are assembled into one.
2. bus chassis assembly method according to claim 1, it is characterized in that, in that being interconnected with underframe, above-mentioned anterior underframe, rear portion underframe, middle underframe and pipe arrangement make before they are assembled into one, earlier carry out anti-rust treatment respectively, assemble necessary parts thereon afterwards and carry out the partial assembled operation.
3. bus chassis is characterized in that:
This underframe is divided into:
Constitute the anterior underframe of anterior skeleton; Constitute the rear portion underframe of rear portion skeleton; Constitute the pars intermedia skeleton pars intermedia, front end in above-mentioned anterior underframe fix, in the rear end in the fixing middle underframe of rear portion underframe; Be fixed in pipe arrangement these 4 underframe of underframe at above-mentioned middle underframe top;
Thereby above-mentioned anterior underframe, rear portion underframe, middle underframe and pipe arrangement are inter-connected via a bolt joint them respectively with underframe they are assembled into one.
4. bus chassis according to claim 3 is characterized in that,
Above-mentioned anterior underframe and propons portion are assembled together and realize local assembling, and are formed with the connecting portion that is connected with middle underframe;
Above-mentioned rear portion underframe and back axle portion are assembled together and realize local assembling, and are formed with the connecting portion that is connected with middle underframe;
Underframe is formed with basic underframe and is positioned at the connecting portion that is connected with underframe with pipe arrangement on the fixed way that relative this basic underframe erects in the middle of above-mentioned, above-mentioned basic underframe is formed with the connecting portion that is connected with above-mentioned anterior underframe at front end, and the connecting portion that is connected with above-mentioned rear portion underframe in the rear end;
Above-mentioned pipe arrangement is formed with the connecting portion that is used for fixing on the above-mentioned connecting portion of said fixing platform with underframe, and is fixed in the top of above-mentioned middle underframe.
5. bus chassis according to claim 3 is characterized in that,
Above-mentioned pipe arrangement constitutes with the square column drawing aluminium section bar of underframe by hollow, in the connecting portion of above-mentioned pipe arrangement, offer T slot with underframe, by the tommyhead bolt of head and above-mentioned T slot tabling, the connecting portion of underframe in the middle of above-mentioned can be connected in above-mentioned pipe arrangement with on the connecting portion of underframe.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1593397A JPH10194165A (en) | 1997-01-13 | 1997-01-13 | Chassis of bus and assembly thereof |
| JP15933/97 | 1997-01-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1188056A CN1188056A (en) | 1998-07-22 |
| CN1081565C true CN1081565C (en) | 2002-03-27 |
Family
ID=11902584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97112350 Expired - Fee Related CN1081565C (en) | 1997-01-13 | 1997-06-10 | Bus chassis and its assembling method |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPH10194165A (en) |
| CN (1) | CN1081565C (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100333294B1 (en) * | 1999-12-31 | 2002-04-25 | 이계안 | Frame for bus applied center space frame |
| CN101642903B (en) * | 2009-08-25 | 2011-06-22 | 神龙汽车有限公司 | Rapid linked self-locking positioning mechanism of multi-vehicle-type assembling platform |
| CN104494700B (en) * | 2014-12-22 | 2017-01-25 | 石宇 | Wheel-beam axleless frame |
| KR102152814B1 (en) * | 2018-09-18 | 2020-09-07 | (주)에스모터스 | Vehicle modifying system |
-
1997
- 1997-01-13 JP JP1593397A patent/JPH10194165A/en active Pending
- 1997-06-10 CN CN 97112350 patent/CN1081565C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1188056A (en) | 1998-07-22 |
| JPH10194165A (en) | 1998-07-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1274549C (en) | Hybrid space frame for motor vehicle | |
| US8459728B2 (en) | Vehicle front portion structure | |
| CN103568771A (en) | Motor vehicle body with an external reinforcing element for the rear axle connection | |
| CN102019832A (en) | A structural component for the rear frame structure of a motor vehicle | |
| CN211765891U (en) | Instrument board beam structure suitable for automobile bodies of different sizes | |
| CN1081565C (en) | Bus chassis and its assembling method | |
| CN103129666B (en) | The vehicle frame of motor tricycle | |
| CN210555125U (en) | Detachable modular frame type frame | |
| CN114228842B (en) | New forms of energy commodity circulation car, carriage and chassis assembly | |
| CN1105048C (en) | Cart | |
| CN111559428A (en) | Multifunctional ground unmanned vehicle with lightweight driving chassis | |
| CN111186359B (en) | High-strength large-capacity self-unloading semitrailer carriage | |
| CN107600190A (en) | Mixture of multi-elements designs car body | |
| CN211809894U (en) | Convenient color car skeleton of dismantling | |
| CN210634636U (en) | Automobile auxiliary frame automobile body mounting point reinforcing structure | |
| CN103407519B (en) | Motorcycle headlamp support assembly | |
| CN113020867B (en) | Cab assembly welding mould | |
| CN102328691B (en) | Vehicle frame | |
| CN1749084A (en) | Connection structure adjecent front verticlal pole of vehicle | |
| CN212313681U (en) | Multifunctional ground unmanned vehicle with lightweight driving chassis | |
| CN214493081U (en) | Preceding sub vehicle frame and have its vehicle | |
| CN1267317C (en) | Frame for motor-cycle and method for producing frame of motor bicycle | |
| CN220353964U (en) | Vacuum tank installing support | |
| AU2020380641B2 (en) | Spatial agricultural vehicle frame structure | |
| CN203399528U (en) | Frame of striding type lawn mower |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20020327 |