JP3753163B2 - Rear fender garnish mounting structure - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a structure for attaching a rear fender garnish to a vehicle body frame disposed on an outer portion of a rear fender of a motorcycle.
[0002]
[Prior art]
In Japanese Utility Model No. 4-37033, a seat fender is covered with a rear fender, and a cylindrical rubber attached to a side portion of the rear fender is fitted and positioned on a guide collar provided on the seat rail side, and then the outer side of the rear fender. A frame grip that is integrated with the three members by tightening the bolts that are integral with the frame grip through the cylindrical rubber and the guide collar and fastening them to the nuts provided on the seat rail. The mounting structure is shown.
[0003]
[Problems to be solved by the invention]
By the way, the seat rail is extended to the outside of the rear fender, and the rear fender garnish is attached to the outside of the rear fender, and a subframe for holding the tail lamp unit and the like is disposed inside the rear fender, and the rear fender garnish and the rear fender are arranged. In some cases, a structure in which the subframe is fastened to the seat rail together is employed.
[0004]
However, if this structure is adopted, even if the rear fender and sub-frame are made into small assemblies as in the conventional example, the rear fender garnish and the rear fender sub-assembly must be aligned from inside and outside with the seat rail in between. Since it is necessary to perform the fastening operation with the other hand while holding the aligned member, the fastening operation is extremely difficult. Therefore, the present invention aims to simplify the mounting work.
[0005]
[Means for Solving the Problems]
In order to solve the above problems, a rear fender garnish mounting structure according to the present invention includes a rear fender, a subframe disposed on the inner side of the rear fender, a vehicle body frame disposed on the outer side of the rear fender, and the vehicle body. In the mounting structure with the rear fender garnish that covers the outside of the frame,
A sub-frame and a rear fender are assembled into a rear fender subassembly with a cylindrical projection that fits with the rear fender.
The front fender garnish is provided with a temporary fixing portion that is engaged and held on the vehicle body frame at the front and rear, and is temporarily fixed to the vehicle body frame with this temporary fixing portion,
The rear fender garnish and the rear fender subassembly are fastened together with a fastening member to a vehicle body frame via a fastener provided in advance on the inner side of the cylindrical projection of the subframe.
[0006]
At this time, the temporary fixing portion may be configured such that the rear fender garnish is displaced in the front-rear direction with respect to the vehicle body frame.
[0007]
Furthermore, the lower end portion of the rear grip disposed in the vertical direction at the rear portion of the vehicle body frame is fastened by two-point tightening on the inner side of the rear fender garnish,
One of the fastening portions is structured to be fastened to the vehicle body frame by a fastening member, and a positioning portion for engaging with the vehicle body frame is provided on the rear grip in the vicinity of the fastening portion,
The other fastening portion may be structured to be fastened together with the rear fender garnish and the rear fender assembly by the fastening member.
[0008]
【The invention's effect】
Since the rear fender garnish can be temporarily fixed to the vehicle body frame at the temporary fixing portion, the rear fender garnish can be released during the subsequent tightening work with the rear fender assembly, and the tightening work becomes easy.
[0009]
In addition, the rear fender and the subframe disposed inside thereof are pre-assembled into small assemblies with a cylindrical projection provided on the subframe, so that the rear fender and the subframe can be handled integrally, so that the tightening work can be performed. It becomes easier.
[0010]
At this time, if the temporary fixing portion is configured to shift the rear fender garnish in the front-rear direction, alignment in the temporary fixing operation and the subsequent co-fastening operation becomes easy.
[0011]
In addition, the lower end of the rear grip disposed in the vertical direction at the rear of the body frame is fastened by two-point tightening inside the rear fender garnish, and one of the fastening portions is fastened to the body frame by a fastening member. In addition, a positioning part is provided on the rear grip in the vicinity of the fastening part, and this is engaged with the vehicle body frame,
When the other fastening portion is fastened together with the rear fender garnish and the rear fender subassembly by the fastening member, the fastening parts of the rear grip can be reduced, and the assembly work can be facilitated.
[0012]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, an embodiment of the present invention will be described with reference to the drawings. 1 is an overall left side view of a motorcycle to which the present invention is applied, FIG. 2 is an enlarged view of a main part thereof, FIG. 3 is a left side view around a rear fender, and FIG. 4 is a left side of a rear fender assembly. 5 is a left side view of the rear part of the vehicle body frame, FIG. 6 is a side view of the left garnish, FIG. 7 is a sectional view taken along line 7-7 in FIG. 3, and FIG. 8 is a sectional view taken along line 8-8 in FIG. 9 is a sectional view taken along line 9-9 in FIG. 3, FIG. 10 is a view showing how to attach the front part of the rear fender to the vehicle body frame, FIG. 11 is a view schematically showing how to attach the front part of the seat to the seat rail, and FIG. FIG. 3 is a cross-sectional view showing a sheet support structure.
[0013]
First, the overall structure of the motorcycle will be described with reference to FIGS. This motorcycle as a whole has a long wheelbase with a large front fork and a low seat position with the engine, fuel tank and seat in the lower position between the front and rear wheels. It is configured.
[0014]
The upper portion of the front fork 2 that supports the front wheel 1 is largely inclined rearward, and the upper portion is rotatably supported by the head pipe 5 via the bottom bridge 3 and the top bridge 4.
[0015]
The handle bar 6 attached to the top bridge 4 extends greatly upward once, and then the grip portion 7 is directed downward. The handle bar 6 has a handle shape generally used in American type or cactum bikes.
[0016]
The main frame 10 to which the head pipe 5 is attached at the front end portion is disposed in the front-rear direction along the vehicle body center line, and the front half portion 10a extends rearward from the head pipe 5 in a slantingly slanting manner, and then bends substantially vertically. The rear half 10b extends in the direction.
[0017]
A pair of left and right down frames 11 extend diagonally downward from the left and right sides of the lower portion of the head pipe 5, and lower ends thereof continue to a lower frame 12 that extends substantially horizontally in the front-rear direction, and obliquely extend from rear ends of the left and right lower frames 12. The rear stay 13 extends continuously upward and backward in a pair of left and right.
[0018]
A cross pipe 12a is provided between rear end portions of the left and right lower frames 12, and a lower end portion of a rear half portion 10b constituting the main frame 10 is connected to an intermediate portion of the cross pipe 12a (FIG. 2).
[0019]
A pair of substantially triangular pivot plates 14 connecting the rear portions of the left and right lower frames 12 and the lower portion of the rear stay 13 are provided in pairs on the left and right sides of the vehicle body, and a pivot portion 14a of a rear arm, which will be described later, is provided at the center. Yes.
[0020]
A pair of left and right seat rails 15 extend obliquely downward and rearward from the rear end of the front half 10a constituting the main frame 10, and upper portions of the left and right rear stays 13 are connected to an intermediate portion thereof.
[0021]
The left and right seat rails 15 bend in the vicinity of the connecting portion with the rear stay 13 that is an intermediate portion and extend rearward substantially horizontally, pass through the outside of a rear fender 42 described later, and the outer surface is covered with the grab rail 16. ing.
[0022]
The grab rail 16 is integrated with the left and right seat rails 15 and the pair of left and right subframes 18 arranged in parallel in the rear fender by the fastening members 17a and 17b. A rear winker 19 is supported at the rear end.
[0023]
The main frame 10, the down frame 11, the lower frame 12, the rear stay 13 and the seat rail 15 constitute a vehicle body frame. Among these, the main frame 10, the down frame 11 and the lower frame 12 form the front portion of the vehicle body frame, and the engine is here. 20 is supported.
[0024]
Although the engine 20 is a water-cooled two-cycle type, it is configured to look like an air-cooled four-cycle type, and the left and right sides of the cylinder part 20a imitate the appearance of the side surface of the cylinder part of the air-cooled four-cycle type engine. The cylinder cover 20b is formed with an air-cooled fin-like shape.
[0025]
The engine 20 is sucked from an air cleaner 22a in the side cover 22 through a carburetor 21, and is exhausted through an exhaust pipe 23, an exhaust chamber 23a, and a silencer 24 disposed on the right side of the vehicle body.
[0026]
As is apparent from FIG. 2, the exhaust chamber 23a is disposed below the center of the engine 20 in the front-rear direction, and has a diversion portion 23b that gradually increases in diameter toward the rear, a straight portion 23c that has a constant maximum diameter, It is comprised of a cone-shaped conversion portion 23d that gradually decreases in diameter toward the rear.
[0027]
A two-stage catalyst cylinder 23e whose diameter changes in two stages so that the front side has a small diameter and the rear side has a large diameter is disposed in the axial center of the exhaust chamber 23a long in the front-rear direction. The exhaust gas having a relatively high temperature that is held and passes through the inside and outside of the two-stage catalyst cylinder 23e is purified.
[0028]
A curved portion 23f that escapes the cross pipe 12a is formed on the upper portion of the straight portion 23c. A tail pipe 23g branches off from a side surface near the rear end portion and extends to the right side of the vehicle body, and a rear end portion is connected to the silencer 24. In this way, the degree of freedom in setting the exhaust chamber 23a is increased.
[0029]
The right side surface of the tail pipe 23g is covered with an exhaust side cover 23h whose outer surface is plated, and when viewed from the right side of the vehicle body, it looks as if the silencer 24 is continuous with the conversion portion 23d. It is supposed to present.
[0030]
Reference numeral 25 denotes a crankcase, and 26 denotes an output sprocket. The output sprocket 26 drives a rear wheel 29 via a chain 27 and a driven sprocket 28. The rear wheel 29 includes a disk-shaped dish wheel.
[0031]
The rear wheel 29 is supported by the rear end portion of the rear arm 30, and the rear arm 30 includes a pair of left and right arm portions 30 a and a cross portion 30 b that connects the front end portions. The cross portion 30 b is a pivot of the pivot plate 14. A pivot shaft 14b (FIG. 2) supported at both ends by the portion 14a is pivotally mounted so as to be swingable in the vertical direction.
[0032]
Further, as shown in FIG. 2 with a part of the pivot plate 14 cut away, the portion in the vicinity of the cross portion 30b in the rear half portion 10b of the main frame 10 forms a concave portion 10c that curves forward, and the rear half portion 10b is the vehicle body. Even if it is provided in the central part, the cross part 30b can be provided continuously in the left-right direction without interfering with the rear half part 10b.
[0033]
Using a space formed between the left and right arm portions 30a on the front side of the rear arm 30, a radiator reserve tank 31 is disposed so as to overlap the arm portion 30a of the rear arm 30 in a side view, and a large amount is disposed above it. A battery 32 having a portion covered by the side cover 22 is disposed, and a shock absorber 33 is attached between the rear portion of the arm portion 30 a of the rear arm 30 and the upper portion of the rear stay 13.
[0034]
On the main frame 10, a teardrop-shaped fuel tank 34, which is common in American type or custom motorcycles, is supported, and a meter case for supporting instruments 36 such as various indicators and meters on the front surface of the upper surface. 35 is provided, and a head portion of an inlet cap 34d of the fuel tank projects from the rear portion.
[0035]
Auxiliary machinery covers 37 are attached to the left and right sides of the lower part of the fuel tank 34. These left and right auxiliary machinery covers 37 are formed of resin and plated on the surface, and the cylinder cover 20b located below the fuel tank 34 is covered with a cylinder cover 20b. Covers each upper side, and looks like a metal air cleaner.
[0036]
A stepped seat 38 is supported on the seat rail 15 behind the fuel tank 34, and the stepped seat 38 is a double seat that forms a passenger seat 39 with the rear portion raised by one step.
[0037]
The seat 38 is disposed at a low position in the vicinity of the rear wheel 29 so that the seat position is lowered, and has a characteristic vehicle body that is common in American type or custom motorcycles, together with the shape of the handle bar 6 and the fuel tank 34 described above. Forms the appearance.
[0038]
Behind the passenger seat 39, a rear grip 40 in which a pipe member is formed in an approximately arch shape is arranged in the vertical direction, and a rear grip base 41 to which the lower end portion is connected passes through the outside of the rear fender 42 and seats. It is supported at the rear end of the rail 15.
[0039]
The rear fender 42 is supported by being inserted between the left and right seat rails 15, and a taillight 43, a mud guard 44, and the like are disposed at the rear end, and these are supported by the subframe 18 inside the rear fender 42.
[0040]
Reference numeral 45 is a pair of left and right gussets covering the space formed by the head pipe 5, the front half 10a of the main frame 10 and the down frame 11, 46 is an oil tank covered with an auxiliary equipment cover 37, and 47 is an oil pump. The solenoid valve 49 is supported by a stay 48 that is attached near the intake manifold and extends upward.
[0041]
50 is a fuel cock, 51 is an intake chamber connected to an intake pipe downstream of the carburetor 21, 52 is a radiator, and 52a is a water pump.
[0042]
53 is a shift pedal, and 54 is a brake pedal on the right side of the vehicle body. These are provided at positions corresponding to the lower front of the engine 20 so that the driver can take the riding posture of an American type or custom motorcycle in which the driver throws his feet forward. It has become.
[0043]
The brake pedal 54 is pivotally supported in the vicinity of the front step 55, and operates a rear brake caliper 57 via a master cylinder 56 disposed below the lower frame 12 with its length direction directed in the front-rear direction. ing.
[0044]
Further, a side stand 58 (FIG. 1) is provided to be raised and lowered at an intermediate portion of the lower frame 12 on the left side of the vehicle body, and a rear step 59 a is attached to the rear stay 13 via a step holder 59.
[0045]
Next, the attachment structure to the seat frame 15 such as the rear fender garnish 16 and the rear fender 42 and the seat support structure will be described. First, as shown in FIG. 4, the rear fender 42 and the sub frame 18 constitute a rear fender assembly 60.
[0046]
7 and 8, the sub-frame 18 is a pair of left and right pipe members that extend in the front-rear direction inside the rear fender 42. The brackets 61a and 61b are positioned below the joint fastening members 17a and 17b. Further, nuts 62a and 62b are welded to the inner side surfaces of these brackets 61a and 61b, and collars 63a and 63b are welded to the outer side surfaces, respectively.
[0047]
By fitting these collars 63a and 63b into holes of ring-shaped cushion rubbers 65a and 65b fitted in openings 64a and 64b formed in advance on the side of the rear fender 42, the subframe 18 The rear fender 42 is connected and integrated with each other to form a rear fender assembly 60.
[0048]
As is apparent from FIG. 7, an arch-shaped seat support stay 66 is attached between the left and right subframes 18 along the inner side in the vertical direction of the rear fender 42, and the top of the rear fender 42 is preliminarily attached to the top thereof. The lower part of the cushion rubber 68 fitted in the opening 67 formed in the contact is brought into contact, and the rear fender 42 and the seat support stay 66 are not directly in contact with each other.
[0049]
The upper portion of the cushion rubber 68 abuts a downward projecting portion 69a formed on the bottom plate 69 of the seat 38, elastically supports the seat 38 on the rear fender 42, and does not transmit the load to the rear fender 42. The sheet support stay 66 receives the sheet.
[0050]
Further, a seat support stay 70 having a similar arch shape is attached to the rear portion of the subframe 18 and is disposed so as to protrude upward to the inside of the rear fender 42, and the rear end side of the seat 38 is bolted 71 to the top portion. To fix from above (see FIG. 3).
[0051]
The seat 38 shown in FIG. 3 has a cross section passing through each support portion in order to show the support portions provided in three places before and after that, and FIG. 12 shows a corresponding cross section on the rear fender side. FIG. As is clear from these drawings, the bottom plate 69 of the passenger seat 39 portion of the seat 38 is supported by separate seat support stays 66, 70 and 73 and a seat rear end stay 72 at the front, center and rear, respectively. Has been.
[0052]
Of these, the center seat support stay 66 is as described above, and the rear seat support stay 70 is provided with a weld nut 70a and a seat rear end stay provided on the rear fender 42 by the bolt 71. 72 is connected to the rear end of the unit.
[0053]
The seat rear end stay 72 bends in a generally U shape when viewed from the side, and the rear half overlaps the rear fender 42 and is connected to the seat support stay 70 as described above, but the front half is separated from the rear fender 42. Thus, it extends diagonally upward, and overlaps below the bottom plate 69 at the rear part of the passenger seat 39.
[0054]
A mounting hole 72a is formed at the front end of the seat rear end stay 72, and a ring-shaped cushion rubber 74 is fitted and attached thereto. The front end portion of the seat rear end stay 72 is connected to the bottom plate 69 via a cushion rubber 74 by an implantation bolt 75 and a nut 76 with the head portion inserted into the bottom plate 69.
[0055]
As a result, at the rear part of the passenger seat 39, the bottom plate 69 is floatingly supported above the rear fender 42 via the cushion rubber 74, the seat rear end stay 72 and the seat support stay 70.
[0056]
The front portion of the passenger seat 39 is similarly floated and supported above the rear fender 42 by the seat support stay 73. That is, as will be described later, the seat support stay 73 whose lower end is supported by the seat rail 15 has an arch shape similar to that of the seat support stay 66, and a ring-shaped cushion rubber in a mounting hole 74a provided in the upper portion thereof. 74 is attached.
[0057]
The seat support stay 73 is integrated with the passenger seat 39 through the cushion rubber 74 by an implantation bolt 75 whose head is inserted into the bottom plate 69 and a nut 76 attached from below the seat support stay 73. .
[0058]
The cushion rubber 74, the implantation bolt 75, and the nut 76 have the same structure as that of the rear side, and the same reference numerals are used. FIG. 11 shows a schematic assembling structure in the support portion.
[0059]
3 and 12, the passenger seat 39, which is the rear portion of the seat 38 and located above the rear fender 42, allows the front and rear total three places to be seat support stays. The bottom plate 69 is not in contact with the rear fender 42 by being floated and supported above the rear fender 42 via the seats 66, 70 and 73 and the seat rear end stay 72.
[0060]
As shown in FIG. 5, the seat rail 15 is a pipe member, and collars 80a and 80b are attached through the transverse direction at positions corresponding to the joint fastening members 17a and 17b, and a collar 81 is also provided at the rear end. Installed across. This structure is the same for the left and right seat rails 15.
[0061]
As is apparent from FIG. 8, a through hole 82 is formed in the lower portion of the rear grip base 41 at a position corresponding to the collar 80b, and its lower end portion is bent outward to engage with the lower outer periphery of the seat rail 15. It is a non-rotating portion 83.
[0062]
As shown in FIG. 9, a through hole 84 and a weld nut 85 are provided at a position corresponding to the collar 81, and the seat rail 15 and the rear grip base 41 are fastened by bolts 86 at the lower rear of the rear grip base 41. It is like that.
[0063]
Below the through hole 84 of the rear grip base 41, a downward projecting portion 41a is integrally formed to extend, and a positioning hole 87 is formed here.
[0064]
As is apparent from FIG. 5, a positioning stay 88 protrudes upward from the collar 80a of the seat rail 15 and is welded, and a locking hole 89a and a through hole 89b are formed therein, and the through hole 89b is formed in the through hole 89b portion. A nut 89c is attached.
[0065]
As is apparent from FIG. 6, the rear fender garnish 16 is a member having a decorative U-shaped appearance, and through holes 90a and 90b are formed at positions corresponding to the fastening members 17a and 17b. A locking piece 92 is integrally formed at the front end so as to protrude forward. The locking piece 92 corresponds to a temporary fixing portion on the front end side.
[0066]
As apparent from FIGS. 7 and 8, through holes 90a and 90b of the rear fender garnish 16 are respectively fitted with fastening members 17a and 17b, which are bolts having a polished head 91 from the outside, and are passed through the collars 80a and 80b. Further, the nuts 62a and 62b are fastened through the collars 63a and 63b of the rear fender assembly 60.
[0067]
As shown in FIGS. 6 and 9, a locking piece 93 that extends downward while being bent in a substantially bowl shape is integrally formed on the lower surface of the rear end portion of the rear fender garnish 16, and protrudes downward from the rear grip base 41. By being inserted into the positioning hole 87 formed in the portion 41a and fitting, the lower projection 41a is locked. The locking piece 93 corresponds to a temporary fixing portion on the rear end side.
[0068]
Note that the width of the locking piece 93 in the front-rear direction is narrower than the width of the positioning hole 87 in the front-rear direction, and is approximately ½, and the locking piece 93 is inserted into the positioning hole 87 and then shifted in the front-rear direction. It has become so. A mounting seat 94 for the rear winker 19 is provided at the rear end (FIG. 6).
[0069]
As shown in FIG. 10, a mounting step portion 95 is formed on the side surface of the rear fender 42 in the vicinity of the positioning stay 88, and a clip 97 is inserted and attached through an opening 96 on the side portion. 97b is welded.
[0070]
On the other hand, a stay 98 that protrudes inward is welded to the seat rail 15, and a mounting step 95 is overlapped on the stay 98, the respective through holes 95 a, 97 a, and 98 a are aligned, and a clip is passed through the bolt 99 from above. The front part of the rear fender 42 is fastened to the seat rail 15 by fastening to the nut 97b of 97.
[0071]
As is apparent from FIG. 11, through holes 78 are formed in both leg portions 77 formed to extend downward on the left and right sides of the seat support stay 73, and positioning in which the through holes 78 are provided on the seat rail 15. The stays 88 are aligned with the through holes 89 b and the nuts 89 c of the stay 88 and are attached with bolts 79.
[0072]
Next, the operation of this embodiment will be described. In order to attach the rear fender 42 and the rear fender garnish 16, as shown in FIGS. 4, 7, and 8, the sub-frame 18 is previously placed inside the rear fender 42, and the collars 63a and 63b are respectively attached to the rear fender 42. The rear fender subassembly 60 is assembled by fitting to the cushion rubbers 65a and 65b.
[0073]
On the other hand, the rear grip base 41 is attached to the seat rail 15 as shown in FIG. In this case, as clearly shown in FIG. 8, the through hole 82 is fitted to the collar 80 b attached to the seat rail 15 at the front portion of the rear grip base 41, and the anti-rotation portion 83 is brought into contact with the outer periphery of the seat rail 15. Touch to stop.
[0074]
As clearly shown in FIG. 9, at the rear part of the rear grip base 41, the through hole 84 is aligned with the collar 81 attached to the seat rail 15, and the bolt 86 passed from the outside to the collar 81 is fastened to the nut 85. As a result, the rear grip base 41 is attached to the seat rail 15.
[0075]
Subsequently, the rear fender garnish 16 is overlapped on the outer side of the seat rail 15, and the engaging piece 93 formed below the rear end portion is inserted into the positioning hole 87 of the rear grip base 41 to engage with the downward extending portion 41a. .
[0076]
In this state, since the width of the locking piece 93 is narrower than the width of the positioning hole 87 and can be moved in the front-rear direction, the rear fender garnish 16 is shifted forward to lock the locking piece 92 into the locking hole 89a of the positioning stay 88. Plug in.
[0077]
Accordingly, the rear fender garnish 16 has the front end portion engaged with the locking piece 92 and the positioning stay 88, and the rear end portion engaged with the locking piece 93 with the downwardly extending portion 41a. It is temporarily fixed to 15 and can be released thereafter.
[0078]
Therefore, a rear fender assembly 60, in which the rear fender 42 and the subframe 18 are integrated in advance, is inserted between the left and right seat rails 15, and the front step 95 is aligned with the stay 98 and fastened with a bolt 99 (see FIG. 10) With the rear end of the rear fender assembly 60, the collar 63a is aligned with the collar 80a, and the collar 63b is aligned with the through hole 82 of the rear grip base 41 that is aligned with the collar 80b.
[0079]
Subsequently, when the fastening members 17a and 17b are inserted into the through holes 90a and 90b of the rear fender garnish 16 from the outside and passed through the collars 80a and 80b and 63a and 63b and fastened with nuts 62a and 62b, the rear fender garnish 16 The seat rail 15, the rear fender 42, and the sub frame 18 are fastened and integrated by the fastening members 17a and 17b.
[0080]
Thereafter, the seat 38 is put on the rear fender 42, the seat support stay 73 is fastened to the positioning stay 88 with bolts 79 on the front side, and the rear portion is fastened to the seat support stay 70 with screws 71 from above. Installation is complete.
[0081]
Since the rear fender garnish 16 can be temporarily fixed to the seat rail 15 in this way, the rear fender garnish 16 can be released when the rear fender garnish 16 is fastened together with the rear fender subassembly 60 to the seat rail 15. Becomes easier.
[0082]
Further, since the temporary fixing portion is provided at the front and rear end portions of the rear fender garnish 16, it can be surely supported on the seat rail 15 and can be engaged by being shifted in the front and rear direction. Stopping operation and subsequent positioning are facilitated.
[0083]
Further, by arranging the rear fender 42 and the subframe 18 as the rear fender subassembly 60 in advance, the rear fender subassembly 60 can be handled integrally as the rear fender subassembly 60 in spite of the fact that the four members are jointly tightened. 15, the rear fender garnish 16 and the rear fender subassembly 60 are simply fastened together, and the fastening work is further facilitated.
[0084]
In addition, since the bolts with the polished head 91 can be used as the co-fastening members 17a and 17b, the bolts are taken out from the rear fender subassembly 60 side, and the rear fender garnish 16 is attached thereto with a cap nut. The design can be improved as much as possible by using the polished head 91 as an appearance member.
[0085]
Moreover, the rear grip base 41 is fastened to the seat rail 15 at two points, and the front side of the rear grip base 41 is fastened together with the fastening member 17b when fastening the rear fender garnish 16, so that the number of fastening parts can be reduced. .
[0086]
In addition, by providing a detent 83 on the rear grip base 41 and engaging the outer periphery of the seat rail 15, a detent for fastening the rear side of the rear grip base 41 is provided. Became easier.
[0087]
The present invention is not limited to the above example and can be variously modified. For example, the attachment object of the rear fender garnish 16 is not limited to the seat rail 15 but a part of a body frame such as an extension of the rear stay 14. If it is.
[0088]
Further, not only the front end portion and the rear end portion but also one or both of them can be provided at the intermediate portion of the rear fender garnish 16 as the provisional fastening portion.
[Brief description of the drawings]
FIG. 1 is a left side view of a motorcycle to which the present invention is applied.
FIG. 2 is an enlarged view of the main part.
[Figure 3] Left side view around the rear fender
Fig. 4 Left side view of rear fender assembly
FIG. 5 is a left side view of the rear part of the body frame.
[Fig. 6] Side view of left garnish
7 is a sectional view taken along line 7-7 in FIG.
8 is a cross-sectional view taken along line 8-8 in FIG.
9 is a cross-sectional view taken along line 9-9 in FIG.
FIG. 10 is a view showing how to attach the front part of the rear fender to the vehicle body frame.
FIG. 11 is a schematic diagram showing how to attach the front part of the seat to the seat rail.
FIG. 12 is a cross-sectional view showing a sheet support structure
[Explanation of symbols]
15: Seat rail, 16: Rear fender garnish, 18: Subframe, 38: Seat, 40: Rear grip, 42: Rear fender, 41: Rear grip base, 60: Rear fender subassembly, 62a and 62b: Nut (sub Fasteners provided on the inner side of the cylindrical projection of the frame), 63a and 63b: collar (cylindrical projection provided on the subframe), 87: positioning hole, 88: positioning stay, 89a: locking hole 91: Polishing head, 92: Locking piece (temporary fixing part), 93: Locking piece (temporary fixing part)

Claims (3)

In the mounting structure of the rear fender, the sub frame disposed on the inner side thereof, the vehicle body frame disposed on the outer side of the rear fender, and the rear fender garnish covering the outer side of the vehicle body frame,
A sub-frame and a rear fender are assembled into a rear fender subassembly with a cylindrical projection that fits with the rear fender.
The front fender garnish is provided with a temporary fixing portion that is engaged and held on the vehicle body frame at the front and rear, and is temporarily fixed to the vehicle body frame with this temporary fixing portion,
The rear fender garnish and the rear fender subassembly are fastened together with a fastening member to a vehicle body frame via a fastener provided in advance on the inner side of the cylindrical projection of the subframe. Mounting structure. The mounting structure for a rear fender garnish according to claim 1, wherein the temporary fixing portion can be shifted in the front-rear direction while the rear fender garnish is engaged with the vehicle body frame. Fasten the lower end of the rear grip arranged in the vertical direction at the rear part of the body frame by fastening two points on the inner side of the rear fender garnish,
One of the fastening portions is structured to be fastened to the vehicle body frame by a fastening member, and a positioning portion for engaging with the vehicle body frame is provided on the rear grip in the vicinity of the fastening portion,
The mounting structure for a rear fender garnish according to claim 1, wherein the other fastening portion is structured to be fastened together with the rear fender garnish and the rear fender assembly by the joint fastening member.

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