JPH06329062A - Self-traveling fitting truck for motorcycle - Google Patents

Abstract

PURPOSE:To enable the efficient fitting of parts to a motorcycle mounted onto a self-traveling fitting truck. CONSTITUTION:A self-traveling fitting truck C2 self-traveling along a travel guide tape attached onto the floor face is provided with a liftable front elevating table 42 for supporting the front wheel Wf of a motorcycle V, and a liftable rear elevating table 43 for supporting the rear wheel Wr of the motorcycle V. The rear elevating table 43 is provided with clamp mechanism 50 for clamping the rear wheel Wr to make the motorcycle stand itself. The front part of the self-traveling fitting truck C2 is provided with an inclined guide plate 41 for unloading the completed motorcycle V onto the floor.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a self-propelled vehicle for a motorcycle, which is mounted on a bogie body and is guided by a traveling guide means laid on the floor so as to self-propell.

[0002]

2. Description of the Related Art If an assembly line for a motorcycle is constructed by a conveyor such as an overhead conveyor or a slat conveyor, the layout and length of the conveyor can be changed according to the change of the model or the number of production when performing multi-model small quantity production. However, there is a problem that this may cause a decrease in the operating rate of the factory and an increase in costs. To solve this problem,
A self-propelled assembling bogie that is guided by traveling guide means laid on the floor and self-propels between the assembling stations has already been proposed by the applicant (see Japanese Patent Application No. 3-306911).

[0003]

By the way, when mounting a motorcycle on such a self-propelled vehicle, it is necessary to clamp the motorcycle so as to stably stand on its own, but there is a problem that the clamping means damages the vehicle body. . Further, if the height of the motorcycle is fixed when the parts are assembled, there is a problem that the worker is forced into an unreasonable posture and the workability is deteriorated. Further, there is a problem that a large amount of labor is required when loading and unloading a heavy motorcycle between the self-propelled carriage and the floor.

The present invention has been made in view of the above circumstances, and it is an object of the present invention to solve the above problems and efficiently assemble a motorcycle by a self-propelled carriage.

[0005]

In order to achieve the above object, the present invention is directed to a self-propelled motorcycle that is guided by travel guide means installed on a floor with a motorcycle mounted on a bogie body. A bogie with a traveling assembly, which is provided on the upper surface of the bogie main body so as to be able to ascend and descend to support the front wheel of the motorcycle, and a front lifting table that is provided on the upper surface of the bogie main body to be able to ascend and descend to support the rear wheel of the motorcycle A rear lifting table, a clamping mechanism provided on the rear lifting table to clamp the rear wheel of the motorcycle and make the motorcycle self-supporting, and a trolley body provided at the end of the trolley body so as to be smoothly connected to the floor surface. An inclined guide plate for guiding the front and rear wheels of the motorcycle is provided.

[0006]

Embodiments of the present invention will be described below with reference to the drawings.

1 to 15 show one embodiment of the present invention. FIG. 1 is a perspective view of a first self-propelled carriage, FIG. 2 is a two-direction arrow view of FIG. 1, and FIG. 2 is a 3-direction arrow view, FIG.
FIG. 5 is a perspective view of the self-propelled carriage, FIG. 5 is an enlarged view of an arrow in FIG. 4, FIG. 6 is an enlarged view of an essential part of FIG. 5, FIG. 8 is a sectional view taken along line 8-8, FIG. 9 is a view showing a layout of an assembly line, and FIGS. 10 to 15 are views showing working states in a work station.

First, the structure of the first self-propelled carriage C ₁ will be described with reference to FIGS. 1 to 3.

The first self-propelled trolley C ₁ comprises a trolley body 2 supported on the floor by casters 1 provided at four corners. The left and right side edges of the carriage main body 2 are shaped so as to be constricted inward so that an operator can work as close as possible to the mounted object. A lifting table 4 is supported on the upper surface of the trolley body 2 via columns 3, and the height of the lifting table 4 can be adjusted by stepping on a foot lever 5. Further, an operation box 6 and batteries 7, 7 are provided on the upper surface of the truck main body 2, and ultrasonic sensors 8, 8 for detecting obstacles are provided on the front surface of the truck main body 2. In order to connect the two first self-propelled carriages C ₁ , C ₁ in the front-rear direction, a pair of projections 2 ₁ , 2 ₁ and a hook 9 are provided at the front end of the main body 2 of the carriage, and at the rear end thereof. Is the protrusion 2 ₁ ,
A pair of recesses 2 ₂ and 2 ₂ into which 2 ₁ fits and a hook engaging hole 10 into which the hook 9 engages are provided.

On the lower surface of the carriage main body 2, the battery 7,
A drive unit U is provided which is supplied with electric power from 7 to drive the first self-propelled assembly carriage C ₁ . The drive unit U includes a base frame 11 fixed to the lower surface of the carriage main body 2.
One end of an elevating frame 13 is pivotally supported inside the device 1 via a pin 12 so as to be vertically swingable. Rod 14 standing on the elevating frame 13
Extends inside the carriage main body 2, and the elevating frame 13 is biased upward by a spring 15 that is contracted between the tip of the rod 14 and the carriage main body 2. An eccentric cam 17 is provided on an output shaft of a lifting motor 16 provided on the base frame 11, and the eccentric cam 17 contacts an upper surface of a cam follower 18 provided on the lifting frame 13. Therefore, the elevating frame 13 which is normally in the ascending position shown by the solid line in FIG. 2 by the elastic force of the spring 15 causes the eccentric cam 1 driven by the elevating motor 16.
The cam follower 18 is pushed down by 7 and swings to the lowered position shown by the chain line.

A swivel frame 19 is pivotally supported on the lower surface of the elevating frame 13 via a swivel shaft 20 extending in the vertical direction so that the swivel frame 19 can swivel left and right. The swivel shaft 20 is connected to the elevating frame 13 by a pair of springs 21 and 21, whereby the swivel frame 19 is biased toward the neutral position shown in the figure along the vehicle longitudinal direction. A swing frame 23 is pivotally supported inside the swivel frame 19 via a pair of front and rear pins 22, 22 so as to be swingable left and right. Swing frame 2
A left drive wheel 25 and a right drive wheel 26 are rotatably supported on an axle 24 supported in the left-right direction on the left drive wheel 25.
Is connected to a traveling motor 27 via a chain 28, and the right drive wheel 26 is connected to a traveling motor 29 via a chain 30. When the floor surface is partially inclined, the swing frame 2
By swinging 3 to the left and right, both drive wheels 25 and 26 can be brought into uniform contact with the floor surface.

At the front end of the swivel frame 19, a tape detection sensor 32 for detecting the running guide tape 31 (see FIG. 1) attached to the floor is provided. The tape detection sensor 32 detects whether the running guide tape 31 is at the center position or is biased to the left and right, and the rotation speeds of the pair of running motors 27 and 29 are controlled based on the output thereof.

Then, when the elevating frame 13 is raised to separate the left and right drive wheels 25, 26 from the floor surface, a worker pushes and pulls the caster 1 through the first self-propelled trolley. C ₁ can be moved freely. Further, the elevating frame 13 is lowered by the elevating motor 16 so that the left and right drive wheels 2 are driven.
If 5 and 26 are grounded to the floor, the pair of traveling motors 2
By driving 7 and 29 to rotate the drive wheels 25 and 26, the first self-propelled carriage C ₁ can be self-propelled.

That is, if the tape detection sensor 32 detects the running guide tape 31 at the center position, the pair of running motors 27 and 29 are driven in synchronization, and the first self-propelled assembly carriage C ₁ goes straight. To run. Further, when the tape detection sensor 32 detects the lateral deviation of the running guide tape 31, the rotational speeds of the pair of running motors 27 and 29 are given a difference, and the first self-propelled assembly carriage C ₁ turns. As a result, the first self-propelled carriage C ₁ automatically travels along the travel guide tape 31.

Next, the structure of the second self-propelled carriage C ₂ will be described with reference to FIGS. 4 to 8. The first self-propelled trolley C ₁
By assigning the same reference numerals to the same constituent elements as those in FIG.

The second self-propelled trolley C ₂ has a trolley body 2 which is larger than the first self-propelled trolley C ₁ and can be pushed by four casters 1 ... 1 Drive unit U having the same structure as the self-propelled carriage C ₁
By this, self-propelling along the running guide tape 31 is possible.
At the front end of the trolley body 2, an inclined guide plate 41 is provided which guides the loading and unloading of the motorcycle V and is inclined downward to the front. Further, an operation box 6 and batteries 7, 7 are provided on the front right side surface and the lower surface of the bogie body 2.

On the upper surface of the carriage main body 2, there are provided a front elevation table 42 for supporting the front wheels Wf of the motorcycle and a rear elevation table 43 for supporting the rear wheels Wr.

As is apparent from FIG. 6, a lower end of the front lift table 42 and the carriage main body 2 is pivotally supported by the carriage main body 2 and an upper end thereof is slidable in the long hole 42 ₁ of the front lift table 42. And a first link 44 that engages with the upper end of the front lifting table 42 and a lower end of the long hole 2 of the carriage body 2.
The second link 45 slidably engaged with ₃ is connected via an X link mechanism 47 pivotally supported by a pin 46 at an intermediate portion thereof. The lower end of the second link 45 has the carriage main body 2
When the electric cylinder 48 is contracted and driven, the front lift table 42 descends to the position indicated by the solid line, and its upper surface is flush with the upper surface of the carriage body 2. Further, when the electric cylinder 48 is driven to extend, the front lifting table 42 moves up to the position indicated by the chain line. The front lifting table 42 and the trolley body 2 are connected by a boot 49 that is elastic.

The rear lift table 43 has the same structure as the front lift table 42 described above, and additionally has a clamp mechanism 5 for holding and fixing the rear wheel Wr of the motorcycle V on the upper surface thereof.
Equipped with 0. As is clear from FIGS. 7 and 8, the clamp mechanism 50 includes a fixed clamp plate 51 and a bracket 52.
And a pair of slide guides 5 provided on the bracket 52
A movable clamp plate 55 in which the slide rods 54 are slidably guided by 3, 53 and an electric cylinder 56 provided in the bracket 52 and connected to the movable clamp plate 55.
With. Therefore, the electric clamp 56 drives the movable clamp plate 55 toward the fixed clamp plate 51, and the rear wheel Wr of the motorcycle V can be clamped and fixed between the clamp plates 55 and 51.

Next, the operation of the embodiment of the present invention having the above construction will be described.

As shown in FIG. 9, the assembly line of the motorcycle V is composed of a first assembly line L1 to a sixth assembly line L6. The first assembly line L1 and the third to fifth assembly lines L3 to L5 each constitute a closed loop in which the first self-propelled assembly carriage C ₁ circulates, and the sixth assembly line L6 is the second self-propelled assembly carriage C. ₂ forms a closed loop with circulation. The second assembly line L2 is a linear assembly line using a conveyor.

The first assembly line L1 is provided with an engine unit assembly station S1 where the engine unit E is assembled on the lifting table 4 of the first self-propelled carriage C ₁ (see FIG. 10). The first mobile assembly carriage C ₁ is self-propelled to the frame unit assembling station S2, where the frame unit F conveyed from the second assembly line L2, the first mobile assembly carriage C ₁ on the engine unit Attached to E.

The first mobile assembly carriage C ₁ is self-propelled to the rear fork unit assembly station S3, where the first
The _first unit that circulates along the third assembly line L3 to the engine unit E and the frame unit F on the self-propelled carriage C1.
The rear fork unit RF assembled on the self-propelled carriage C ₁ is assembled. At this time, the first self-propelled assembly carriage C ₁ of the third assembly line L3 is separated from the third assembly line L3, and the first self-propelled assembly carriage C of the first assembly line L1.
Combined with ₁ . That is, the pair of protrusions 2 ₁ , 2 provided on the carriage body 2 of the first self-propelled carriage C _{1 on} the third assembly line L3.
_By engaging the hook ₁ and the hook 9 with the pair of recesses 2 ₂ , 2 ₂ and the hook engaging hole 10 provided on the bogie body 2 of the first self-propelled bogie C ₁ of the first assembly line L1, The first self-propelled carriages C ₁ and C ₁ are integrated, and the engine unit E, the frame unit F, and the rear fork unit RF are unified on both the first self-propelled carriages C ₁ and C _1. (See FIG. 11).

Subsequently, the two first self-propelled assembling carriages C ₁ and C _{1 which} are integrally connected are self-propelled to the seat rail unit assembling station S4, where the first self-propelled vehicle of the fourth assembly line L4 is provided. The seat rail unit S assembled on the assembling carriage C ₁ is the first self-propelled assembling carriage C on the first assembly line L1.
Engine unit E and frame unit F on ₁ , C ₁
And the rear fork unit RF (see FIG. 1).
2).

Further, the two integrally connected first self-propelled carriages C ₁ and C ₁ self-propell to the front fork unit assembling station S5, where the first self-propelled set of the fifth assembly line L5 is provided. The front fork unit FF assembled on the trolley C ₁ is the first of the two units of the first assembly line L1.
The self-propelled carriages C ₁ , C ₁ are mounted on the engine unit E, the frame unit F, the rear fork unit RF and the seat rail unit S on the C ₁ , and the assembly of the main part of the motorcycle V is completed. As described above, by assembling the front fork unit FF and the rear fork unit RF, the balance in the front-rear direction of the motorcycle V becomes good, so that of the two first self-propelled carriages C ₁ and C ₁ . The rear first self-propelled carriage C ₁ is separated, and the motorcycle V is supported on the front first self-propelled carriage C ₁ (see FIG. 13).

As described above, the engine unit E is installed on the first assembly line L1, the frame unit F is installed on the second assembly line L2, the rear fork unit RF is installed on the third assembly line L3, and the seat rail is installed on the fourth assembly line L4. Unit S
To the front fork unit F on the fifth assembly line L5.
Since F is sub-assembled, the assembly line of each unit can be separated for efficient assembly.

Next, after the headlight and meter unit are assembled at the headlight / meter unit assembling station S6, the first self-propelled trolley C ₁ self-propels to the transfer station S7, where the first self-propelled trolley C1 moves. The motorcycle V hoisted by the hoist crane from the carriage C ₁ with a traveling assembly is transferred onto the _second carriage C ₂ with a self-propelled assembly on the sixth assembly line L6. Motorcycle V on 2nd self-propelled carriage C ₂
The front wheel Wf and the rear wheel Wr are supported by the front lift table 42 and the rear lift table 43, respectively, and the rear wheel Wr is clamped by the clamp mechanism 50 to be self-supporting.

As described above, since the vehicle body of the motorcycle V is supported on the second self-propelled trolley C ₂ by the front wheels Wf and the rear wheels Wr without being directly clamped, the vehicle body is not damaged. Or, the clamp mechanism does not get in the way when mounting the parts.

The second self-propelled carriage C ₂ is the sixth assembly line L
6 Underrun parts assembly station S8 is self-propelled to the motorcycle V where underwear parts such as an exhaust pipe, a muffler, a main stand, and a side stand are assembled (see FIG. 14). Then, the cowl unit is assembled at the cowl unit assembling station S9 (see FIG. 15). In order to easily perform the work at the lower component assembling station S7 and the cowl unit assembling station S8, the front elevation table 42 and the rear elevation table 43 are driven to appropriately adjust the height of the motorcycle V.

Finally, the motorcycle V that has undergone the completion inspection at the completion inspection station S10 has the clamp mechanism 5
The clamp of 0 is released, and the trolley body 2 is loaded and unloaded from the inclined guide plate 41 provided in the front portion of the trolley body 2 and transported to the shipping waiting place. When loading and unloading the motorcycle V completed from the second self-propelled trolley C _2, it is easy to work by stopping the rear lift table 43 at a position slightly higher than the upper surface of the trolley body 2. Further, when the motorcycle V is loaded on the second self-propelled carriage C ₂ without using the hoist crane, the work can be facilitated by using the inclined guide plate 41.

By using the self-propelled assembling carriages C ₁ and C ₂ , the length and layout of the assembly line can be changed in a short time and at low cost by simply replacing the running guide tape 31. Therefore, it is possible to easily support small-lot production of multiple models and production using an empty space.

Although the embodiments of the present invention have been described in detail above, the present invention is not limited to the above embodiments, and various design changes can be made.

[0033]

As described above, according to the present invention, the front wheel and the rear wheel of the motorcycle are respectively supported by the front lifting table and the rear lifting table provided on the upper surface of the bogie body so as to be lifted. The height of the motorcycle can be adjusted according to the work posture to improve work efficiency. Further, since the rear lifting table is provided with the clamp mechanism for clamping the rear wheel of the motorcycle, the motorcycle can be made independent without clamping the vehicle body. This allows
The clamp mechanism prevents the vehicle body from being damaged, and the clamp mechanism does not interfere with the mounting of the parts.
In addition, since an inclined guide plate is provided at the end of the bogie body so that it smoothly connects to the floor surface, when loading and unloading the motorcycle from the bogie body, the front and rear wheels are guided to facilitate work. Can be done.

[Brief description of drawings]

FIG. 1 is a perspective view of a first self-propelled carriage.

FIG. 2 is a one-direction arrow view of FIG.

FIG. 3 is a three-direction arrow view of FIG.

FIG. 4 is a perspective view of a second self-propelled carriage.

5 is a view in the direction of arrow 5 in FIG.

FIG. 6 is an enlarged view of a main part of FIG.

FIG. 7 is a view in the direction of arrow 7 in FIG.

FIG. 8 is an 8-direction arrow view of FIG.

FIG. 9 is a diagram showing a layout of an assembly line.

FIG. 10 is a view showing a working state at an engine unit assembling station.

FIG. 11 is a diagram showing a working state at a rear fork unit assembling station.

FIG. 12 is a view showing a work state at a seat rail unit assembling station.

FIG. 13 is a diagram showing a working state in a front fork unit assembling station.

FIG. 14 is a view showing a working state in the lower part assembly station.

FIG. 15 is a view showing a working state in the cowl unit assembling station.

[Explanation of symbols]

2 Bogie main body 31 Travel guide tape (travel guide means) 41 Inclination guide plate 42 Front lifting table 43 Rear lifting table 50 Clamping mechanism C ₂ 2nd self-propelled trolley (trolley with self-propelled assembly) V Motorcycle Wf Front wheel Wr Rear wheel

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Yukio Ikegami 1-13-1 Aoihigashi, Hamamatsu-shi, Shizuoka Honda Motor Co., Ltd. Hamamatsu Plant

Claims (1)

[Claims] 1. A self-propelled bogie for a motorcycle which is self-propelled by being guided by a traveling guide means (31) having a motorcycle (V) mounted on a bogie body (2) and laid on the floor. A front lifting table (42) that is provided on the upper surface of the carriage body (2) so as to be able to move up and down and supports the front wheels (Wf) of the motorcycle (V), and is provided on the upper surface of the carriage body (2) so that it can move up and down. The rear lifting table (43) for supporting the rear wheel (Wr) of the motorcycle (V) and the rear wheel (Wr) provided on the rear lifting table (43) to clamp the rear wheel (Wr) of the motorcycle (V). Clamp mechanism (5
0) and an inclined guide plate (41) which is provided at the end of the bogie body (2) so as to be smoothly connected to the floor surface and which guides the front wheel (Wf) and the rear wheel (Wr) of the motorcycle (V). A self-propelled bogie for a motorcycle, characterized by being equipped with.