CN2422219Y

CN2422219Y - Frame of motorcycle

Info

Publication number: CN2422219Y
Application number: CN 00208910
Authority: CN
Inventors: 施庆忠; 郭耀仁
Original assignee: Kwang Yang Motor Co Ltd
Current assignee: Kwang Yang Motor Co Ltd
Priority date: 2000-03-31
Filing date: 2000-03-31
Publication date: 2001-03-07
Anticipated expiration: 2010-03-31

Abstract

The utility model relates to a frame of a motorcycle, comprising a front frame and a rear frame which are connected with each other, wherein, the front frame extends along the lower side of a guide pipe at the head to form two side frames; the rear end parts of the two side frames are connected into a whole through a wing plate; the rear frame comprises a left side member and a right side member; the middle sections of the left side member and the right side member are respectively provided with corresponding screwed holes which are provided for screw bolts to be penetrated through and to be connected with; the rear end of the left side member is provided with a supporting seat, and the rear end of the right side member corresponding to the left side member is provided with a joint part which is fixedly connected with the supporting seat. The utility model has the advantages that not only the convenience for the assembly of an engine and the frame is enhanced, but also the strength of the frame is ensured.

Description

Frame of motorcycle

The utility model relates to a kind of frame of motorcycle.

Motor bike and automobile are compared because volume is little, therefore in the city of crowded traffic, has movable sensitieness naturally, needn't bear the hardship of traffic congestion, and the puzzlement that does not have the parking stall difficulty to ask again, and the general common people of quilt are used as the vehicle of short distance, previous motor bike all is to utilize integrated vehicle frame to assemble, because the general integrated vehicle frame volume of foundry goods formula is big, the place of relative assembly construction will form restriction, more because of carrying out along certain task program, so that the parallel working that can not disperse simultaneously, can't effectively reduce time of setting up, as Fig. 1, shown in 2, now existing motor bike producer develops the frame of motorcycle by the sectional type of preceding framework 1 and back framework 2 combinations, wherein, preceding framework 1 comprises the head conduit 12 that supports front-wheel wheel fork 11, before framework 1 rear portion and extend the engagement wings 13 of tool screw to two sides, then 2 of frameworks can connect swing unit 3 in its support portion 21, this swing unit 3 is by engine, variable-speed motor, the unit that driving system is assembled into one, with being connected that aforementioned support portion 21 can be shaken, and utilize trailing wheel shake device 22 to be connected with back framework 2, and be provided with in member 2 front portions, back screw and with the engagement wings 13 corresponding engagement portions 23 of preceding framework 1, because the vehicle frame of the sectional type of framework 1 and back framework 2 combinations before vehicle frame is served as reasons, therefore can be with preceding framework 1 and back framework 2 as separately junior unit, carry out on it assembling operation of element separately respectively, then, utilize engagement wings 13 and junction surface 23 to be spirally connected again and be one, finish the erecting work of car body, the space that by this can more original integral type vehicle frame can dwindle assembly, and can distinguish operation reduced time, increase work efficiency.

Though back framework 2 is that the foundry goods formula is one-body molded, but the product of moulding each time size also can't be in full accord, and still have slightly gap separately, then when engine desires to be combined in back framework 2, the different problem because the difference of size can be derived, under oversize, nature must be gone support greatly firmly with the spacing of dual side-edge support portion 21, filling in 21 of two support portions with the appearance engine comes spiral shell to set the position, support portion 21 places meeting thereby the increasing in the middle of the back framework 2 just, and when engine size hour, set the position though can directly fill in 21 spiral shells in two support portions, but avoid engine to carry on as before having spacing that a left side takes place for asking, the right shift facts, after screwing tight by force, can force 21 places, support portion to inwardly concave, this two situation is all destroyed the intensity of back framework 2, in addition, because the length that two support portions are 21 is longer, therefore engine desires naturally absolute concentric circles must be arranged when spiral shell is established, beginning can be finished spiral shell smoothly and be established operation, and under specification is failed unanimity, degree of difficulty in the time of more can causing screw rod to wear, the lengthening that causes the assembly time, even can be not corresponding because of the position of support portion 21, cause spiral shell by force to set the facts that the vehicle frame distortion takes place, though promote function so the structure of two-period form vehicle frame is commonly used the vehicle frame of integral type, also fail to reach perfect, still have necessity of improvement.

The purpose of this utility model is to provide a kind of frame of motorcycle, not only can promote the convenience of engine and chassis mount, also can guarantee the intensity of vehicle frame simultaneously.

In order to achieve the above object, the utility model provides a kind of frame of motorcycle, comprise interconnective front vehicle frame, back vehicle frame, it is characterized in that: front vehicle frame is to extend two bogie side frames at a head conduit downside, this two bogie side frames rearward end is an one with the wing plate binding, back vehicle frame comprises left-side member and right side member, left-side member and member stage casing, right side are provided with respectively and correspondingly wear the bonded assembly spiral shell and establish the hole for bolt, be provided with a bearing in the left-side member rear end, in the junction surface that member rear end, right side relative set is captiveed joint with this bearing.

Described frame of motorcycle is characterized in that: this vehicle frame is a foundry goods formula vehicle frame.

Described frame of motorcycle is characterized in that: the junction surface of this right side member is provided with the spiral shell of adjusting spacing and establishes the hole.

Described frame of motorcycle is characterized in that: the front end face of left and right side member of back vehicle frame is respectively equipped with the spiral shell that is used for the spacing adjusted of captiveing joint with the aft end face of two bogie side frames of front vehicle frame and establishes the hole.

Vehicle frame of the present utility model is owing to be the sectional type structure, event is Assembed structural member separately, can assemble swing unit 6 earlier as back vehicle frame 5, make front vehicle frame 4 and back vehicle frame 5 be integrated as one again by the handing-over end, as shown in Figure 5, therefore can have the advantage of independent erecting work, reduce built-up time, and under the design of segmentation structure, can make the assembly site space dwindle, and more traditional integral type vehicle frame is good, simultaneously, with the utility model with commonly use segmented bicycle frame relatively, because the left-side member 51 of vehicle frame 5 and right side member 52 are again independent components separately behind the utility model, therefore when desiring to carry out the engine assembling operation, a because left side,

right side member

51,52 are element independently, the spiral shell at section place is established hole 53 therein, 54 can adjust displacement easily, when establishing, spiral shell do not have the situation that concentric circles can't align, and can allow the spiral shell of engine establish the more simple and easy time that reduces operation, simultaneously, also because of a left side,

right side member

51,52 is the structure of split, so left side during the assembly engine,

right side member

51,52 middle section can not be stretched or go firmly to extrude and dwindle, can avoid the bulk strength of vehicle frame to be destroyed, and can not cause the distortion of back vehicle frame 5, and a left side,

right side member

51,52 combination, it is adjustable establishing the hole because of the spiral shell on bearing 55 and junction surface 56, so can carry out combination smoothly, same, a left side, right side member 51, the spiral shell of 52 front end faces is established

hole

57,58 also visual demands are adjusted, back vehicle frame 5 can be combined as a whole with front vehicle frame 4 smoothly, and allow the utility model relatively commonly use segmented bicycle frame, more smooth and easy with reduced time in the assembly operation, and can promote the bulk strength of vehicle frame.

Be the effect that can be easier to understand structure of the present utility model and can reach, cooperate graphic explanation now as back:

The explanation of accompanying drawing drawing:

Fig. 1 is an exploded drawings of commonly using the two-period form vehicle frame.

Fig. 2 is the scheme drawing of commonly using after the assembly of two-period form vehicle frame.

Fig. 3 is the exploded drawings of preferred embodiment installing of the present utility model.

Fig. 4 is the assembly drawing of Fig. 3.

Fig. 5 is the scheme drawing after Fig. 3 assembly.

See also Fig. 3,4,5, frame of motorcycle of the present utility model also is by front vehicle frame 4, the segmentation structure of back vehicle frame 5 be combined intos, wherein front vehicle frame 4 is to extend two bogie side frames 42 at a head conduit 41 downsides, 43, two

bogie side frames

42,43, two bogie side frames 42, it is one that 43 rearward end link with wing plate 44, the left-side member 51 and the right side member 52 of back of the present utility model vehicle frame 5 are independent component separately separately, and be drilled with corresponding spiral shell respectively at left-side member 51 and right side member 52 stage casing appropriate locations and establish

hole

53,54, for wearing the engine location, and establish a bearing 55 and junction surface 56 respectively in the left-side member 51 and the corresponding position, rear end of right side member 52, left-side member 51 and right side member 52 can be combined into one by this, simultaneously be provided with spiral shell and establish hole 57 in anterior end surface, 58, and can be combined as a whole with front vehicle frame 4.

Vehicle frame of the present utility model is Assembed structural member separately, can assemble swing unit 6 earlier as back vehicle frame 5, make front vehicle frame 4 and back vehicle frame 5 be integrated as one again by the handing-over end, because the left-side member 51 of vehicle frame 5 and right side member 52 are again independent components separately behind the utility model, therefore when desiring to carry out the engine assembling operation, the spiral shell of its middle section is established

hole

53,54 can adjust displacement easily, when establishing, spiral shell do not have the situation that concentric circles can't align, and can allow the spiral shell of engine establish the more simple and easy time that reduces operation, simultaneously, the left side during assembly engine,

right side member

hole

57,58 also visual demands are adjusted, and back vehicle frame 5 can be combined as a whole with front vehicle frame 4 smoothly.

Claims

1, a kind of frame of motorcycle, comprise interconnective front vehicle frame, back vehicle frame, it is characterized in that: front vehicle frame is to extend two bogie side frames at a head conduit downside, this two bogie side frames rearward end is an one with the wing plate binding, back vehicle frame comprises left-side member and right side member, left-side member and member stage casing, right side are provided with respectively and correspondingly wear the bonded assembly spiral shell and establish the hole for bolt, are provided with a bearing in the left-side member rear end, in the junction surface that member rear end, right side relative set is captiveed joint with this bearing.

2, frame of motorcycle as claimed in claim 1 is characterized in that: this vehicle frame is a foundry goods formula vehicle frame.

3, frame of motorcycle as claimed in claim 1 is characterized in that: the junction surface of this right side member is provided with the spiral shell of adjusting spacing and establishes the hole.

4, frame of motorcycle as claimed in claim 1 is characterized in that: the front end face of left and right side member of back vehicle frame is respectively equipped with the spiral shell that is used for the spacing adjusted of captiveing joint with the aft end face of two bogie side frames of front vehicle frame and establishes the hole.