JP2000025621A - Stop position adjusting device for wheeled travelling body - Google Patents

Abstract

PROBLEM TO BE SOLVED: To adjust a stop position of a heavy travelling body at its front part in the width direction thereof with simple structure and operation. SOLUTION: In a stop position adjusting device for a wheeled traveling body 14 having at least right and left wheels 13a, on a floor surface of the side from which the wheeled traveling body 14 is to be accessed, right and left floating members 1, 1 for bearing the right and left wheels 13a of the traveling body 14 are provided. The right and left floating members 1,1 comprises a lower plate 2 having larger area and an upper plate 3 having smaller area disposed on the lower plate 2, and between the lower plate 2 and the upper plate 3 lubricating oil is interposed. The right and left wheels 13a of the wheeled traveling body 14 are moved in the direction different from the rotating direction of the wheels 13a via the floating members 1, 1, thereby adjusting a stop position of the wheeled traveling body 14.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a stop position adjusting device which can adjust a stop position by moving left and right wheels in a vehicle width direction in a wheeled traveling body having left and right wheels.

[0002]

2. Description of the Related Art Conventionally, as a positioning method of a wheeled traveling body having left and right wheels, for example, a hand cart,
An operator carries the truck loaded with parts into the lifter, and adjusts the stop position of the truck relative to the lifter by applying a guide portion provided on the truck to a guide member provided on the lifter side. As the push cart, one having both non-steered wheels on the front and rear wheels or one having free-turned wheels called casters only on the rear wheels is used. Because the front wheel is a non-steered wheel, the bogie is unlikely to shift sideways even if it hits the guide member of the lifter,
The stop position was not adjusted and the bogie was reloaded.
Further, as a conventional positioning floating member of a truck, there is Japanese Patent Publication No. 63-43267 entitled "Bogie Floating Device". The above-mentioned publication provides a trolley and a floor, each of which is provided with a positioning mechanism comprising a member which is vertically approached and whose centers coincide with each other. In one of the
The trolley is moved up and down by a drive elevator, and the trolley is positioned by the positioning mechanism in a state where the omnidirectional free rotating body is in contact with the floor or the trolley.

[0003]

In the above prior art, the loading of the carriage must be repeated several times, so that the burden on the operator becomes extremely large. In the above prior art, a driving elevator having an omnidirectional free rotating body for positioning and a driving elevator having a positioning mechanism are required, and the driving elevator is a hydraulic or pneumatic cylinder, and a pump or a compressor is used as a driving source. And a battery.
Therefore, there is a disadvantage that the structure is complicated and expensive.

The present invention has been made to solve the above problems. An object of the present invention is to provide a traveling body with wheels having heavy left and right wheels within a predetermined range in a direction different from the rolling direction of the wheels, that is, in a vehicle width direction (lateral direction) of the traveling body. A stop position adjusting device that can easily move the traveling vehicle, adjust the center position of the traveling vehicle in the vehicle width direction easily, and easily perform the so-called stop position adjustment of the traveling body in the vehicle width direction. Is to provide.

[0005]

In order to solve the above-mentioned problems, a first aspect of the present invention is a stop position adjusting device for a wheeled traveling body having at least left and right wheels. In addition, left and right floating members for mounting left and right wheels of the traveling body are arranged, and the floating member includes a lower plate having a large area and an upper plate having a small area disposed on the lower plate. By interposing lubricating oil between the upper and lower plates and moving the left and right wheels of the traveling body with wheels via the floating member in a direction different from the rolling direction of the wheels, The stop position is adjusted.

According to the first aspect, the left and right wheels of the traveling body are mounted on the left and right floating members, so that the left and right wheels are on the floating member in a direction orthogonal to the rolling direction of the wheels, ie, in the vehicle width direction. (Left / right direction) within the range of movement of the floating member, stops movement of the traveling body in the front-rear direction, and adjusts the left and right wheels in the vehicle width direction, that is, adjusts the traveling body in the vehicle width direction. Movement becomes possible. Also, in a heavy truck like the prior art,
When the carriage is carried in and engages with the guide member on the lifter side, the traveling wheel on the floating member slides easily to the left or right due to the sliding action of the floating member, and the lifter and the guide member of the carriage cannot be moved as the carriage moves. And the stop position adjustment of the bogie is completed. Therefore, it is easy to carry in the traveling body and the stop position can be easily adjusted, so that the burden on the operator can be greatly reduced. Further, the structure is simple and easy to manufacture simply by interposing a lubricant such as grease between the upper and lower plates.

[0007]

Embodiments of the present invention will be described below with reference to the accompanying drawings. The drawings should be viewed in the direction of reference numerals. FIG. 1 is a plan view of a floating member constituting a stop position adjusting device according to the present invention. The floating member 1 includes a lower plate 2, an upper plate 3 placed on the lower plate 2, and elastic members 5... (...) That connect the lower plate 2 and the upper plate 3 to each other. Similarly). Are mounting holes for mounting the lower plate 2 on the floor, and 4 are screws. Further, rubber and spring are suitable for the elastic member 5. The upper plate 3 can be moved laterally to the position of the imaginary line, and returns to almost the position of the solid line by the action of the elastic members 5 by removing external force.

FIG. 2 is a sectional view taken along the line 2-2 in FIG. 1. The floating member 1 has a lubricant 6 between the lower plate 2 and the upper plate 3. When a horizontal external force acts on the upper plate 3 by the lubricant 6, the upper plate 3 slides smoothly on the lower plate 2. The lubricant 6 is preferably a liquid such as grease or a dry lubricant containing molybdenum disulfide or the like.

FIG. 3 shows an embodiment of a stop position adjusting device for a heavy traveling body according to the present invention. In the embodiment, as an example, a perspective view showing a component transfer facility provided with a stop position adjusting device for a bogie as a stop position adjusting device for a traveling body is shown.
The parts transporting equipment 10 includes a pallet 12 containing parts 11.
And the direction is fixed, four non-steering wheels 13
(The front wheels are 13a and 13a, the rear wheels are 13b and 13b,
(The back side is not shown in both figures.) That is, the truck 14 as an example of a traveling body including four wheels of the front two wheels and the rear two wheels, and the above-mentioned floating fixed to the floor 15 in the traveling direction (rolling direction) of the truck 14 The lifter 16 includes a member 1, 1 and, in the embodiment, a lifter 16 installed in front of the floating member 1, 1 and a pallet transport line 17 installed beside the lifter 16. In addition, 14a is a truck bed, 14b is a handle, 2b ... is an anchor bolt for mounting the floating member 1, which is mounted on the floor surface with an anchor bolt 2b in the embodiment. However, the floating member 1 is not fixed to the floor, and is transported. It may be freely arranged, and may be arranged on any floor as required. Since the floating member 1 is plate-shaped as described above, it is easy to carry. 16a is a lifting frame of the lifter 16, 16b
, 17a ..., 17b ... are free rollers.

FIG. 4 is a plan view showing a parts transporting facility provided with the above-described stop position adjusting device according to the present invention.
Has guide portions 14c, 14c on the lower surface of the carrier 14a. Further, the lifter 16 includes a guide member 16c on the outer periphery of the lifting frame 16a, and the guide member 16c and the guide portions 14c, 14c of the carriage 14 constitute a stop position adjustment guide 18. In the component transporting equipment 10, the floating members 1, 1 and, in this embodiment, the stop position adjusting guide 18 constitute a stop position adjusting device 20 for the bogie 14.
.. Are free rollers. The installation of the stop position adjustment guide is optional.

The operation of the bogie stop position adjusting device as an example of the above-described heavy traveling body will be described below. 5A and 5B are operation diagrams (first half) of the stop position adjusting device according to the present invention, in which FIG. 5A is before the stop position adjustment of the bogie as the traveling body, and FIG. 5B is the start of the stop position adjustment. Indicates the status. In (a), the center line CD of the trolley 14 as the traveling body is the center line CL of the lifter 16.
And an offset amount d. From this state, the worker rolls the carriage 14 as the traveling body toward the lifter 16 and pushes it.

In (b), two front wheels 13a, 13a of a truck 14, which is a running body, rest on left and right floating members 1, 1 arranged on the floor. As is apparent from FIG. 3, the upper plate 3 of the floating members 1, 1 is not so high from the floor surface 15. That is, as shown in FIG. 2, the floating members 1 and 1 have a double-layer structure of a lower plate 2 having a large area and an upper plate 3 having a small area above the lower plate 2. First, the front wheels 13a and 13a ride on the lower plate 2, Subsequently, the vehicle rides on the upper plate 3 so that the front wheels 13
a and 13a can easily ride on the upper plate 3. In this state, the upper plates 3, 3 of the left and right floating members 1, 1 can move laterally on the left and right front wheels 13, 13a. Therefore, the bogie 14, which is a traveling body, has the front wheels 13a, 13a having a vehicle width. On the upper plates 3 in the direction, the upper plates 3 and 3 can move within a range in which they can move laterally. Therefore, the stop position can be adjusted in the vehicle width direction by moving in the lateral direction, that is, in the vehicle width direction.

In the embodiment, the leading end of the guide portion 14c of the carriage 14, which is a running body, is brought into contact with the leading end of the guide member 16c of the lifter 16. Both the leading end of the guide portion 14c and the leading end of the guide member 16c are tapered, and the stop position adjustment is started by pushing the carriage 14 toward the lifter 16 so that the offset amount d is reduced. That is, the truck 1
4, a horizontal force (upward force in the figure) F is applied by the stop position adjusting guide 18, and the front wheels 13a apply a force F to the floating members 1, 1 on the upper plates 3, 3, respectively.

FIGS. 6 (a) and 6 (b) are operation diagrams (second half) of the stop position adjusting device according to the present invention. FIG. b) shows a state where the stop position adjustment of the bogie has been completed. In (a), the front wheels 13a, 13a of the carriage 14 are floating members 1,
While moving on 1, it moves upward together with the upper plates 3, 3, and the stop position of the carriage 14 is gradually adjusted.

In (b), in the embodiment, the guide portion 14 is used.
c and the guide member 16c are fitted while sliding. Thus, the offset amount d between the center line CD and the center line CL becomes 0, and the stop position adjustment of the bogie 14 is completed. In this case, if the direction of the rear wheel 13b (not shown) can be changed, the stop position can be adjusted more smoothly. At this time, since the upper plates 3 and 3 of the floating members 1 and 1 receive no horizontal force from the front wheels 13a and 13a, they return to their original positions by the elastic members 5.

FIGS. 7 (a) and 7 (b) are views showing the completion of the transfer of the above-described cart, where (a) is a plan view and (b) is a side view. In (a), the trolley 14 is further advanced and the trolley 1
The transfer of the carriage 14 is completed when the stopper 14d provided at the lower part of the loading platform 14a of the No. 4 comes into contact with the stopper contact portion 16d provided at the end of the lifter 16. In FIG. 2B, the carriage 14 is placed on the lifter 16, the lifting frame 16a of the lifter 16 is raised by h from this state, and the pallet 12 loaded on the carriage 14 is moved to the pallet transport line 17 shown in FIG. Let it.

FIG. 8 is a view showing a modification of the floating member constituting the stop position adjusting device according to the present invention.
(A) is a sectional view, and (b) is a perspective view of a free roller member that functions as a free roller. In (a),
The floating member 21 is provided with the concave portion 1 formed on the floor surface 15.
5a, a support plate 23 attached to the support plate 23 with screws 22, a free roller member 24 attached to the support plate 23, and a plate 2 horizontally movable by the free roller member 24.
5, a coil spring 26 for connecting the support plate 23 and the plate 25, and a cover member 2 that is overhanged on the upper surface of the plate 25 and attached to the screws 27 on the floor surface 15.
8 The cover member 28 prevents foreign matter and dust from entering the floating member 21 to prevent the function of the floating member 21 from deteriorating, and prevents the plate 25 from rising when the wheel 13 is placed on the plate 25. The movement of the plate 25 is prevented from being deteriorated.

In (b), the free roller member 24
Has a case 24a and a ball 24b rotatably stored in the case 24a. The case 24a has a flange 24c at a lower portion, and the flange 24c is provided with mounting holes 24d for mounting the free roller member 24 to the support plate 23 (see FIG. 8A). The plate 25 shown in FIG. 8A moves extremely smoothly and horizontally by the free roller member 24, so that when the wheel 13 is mounted, the stop position of the carriage 14 can be adjusted very smoothly.

The floating member only needs to slide smoothly between the upper plate and the lower plate, and may be made of a material having a small coefficient of friction, such as a fluororesin, without using a lubricant. . Further, in the embodiment, the example in which the carriage provided with the front two wheels and the rear two wheels as the traveling body is adjusted to the stop position via the floating member and the guide member, but the heavy traveling body is regarded as the automobile, and in the automobile inspection process. For example, the left and right floating members constituting the stop position adjusting device described above are arranged on the floor surface on the beam adjustment lines of the left and right headlights, the front wheel of the vehicle is mounted on the floating member, and the front wheel mounted on the floating member It is possible to move the front portion of the vehicle to the left and right through the, and adjust the stop position of the center position between the headlights of the vehicle.

[0020]

According to the present invention, the following effects are exhibited by the above configuration. Claim 1 is a stop position adjusting device for a traveling body with wheels provided with at least left and right wheels, wherein the left and right floating wheels on which the left and right wheels of the traveling body are placed on the floor on the loading side of the traveling body with wheels. The floating member is composed of a lower plate having a large area and an upper plate having a small area arranged on the lower plate, and lubricating oil is interposed between the upper and lower plates, and the floating member is provided through the floating member. The left and right wheels of the traveling body with wheels are moved in directions different from the rolling direction of the wheels to adjust the stop position of the traveling body with wheels.

According to the first aspect of the present invention, the left and right wheels of the traveling body are mounted on the left and right floating members, so that the left and right wheels are on the floating member in a direction orthogonal to the rolling direction of the wheels, ie, in the vehicle width direction. (Left / right direction) within the range of movement of the floating member, stops movement of the traveling body in the front-rear direction, and adjusts the left and right wheels in the vehicle width direction, that is, adjusts the traveling body in the vehicle width direction. Movement becomes possible. Therefore, the left and right wheels are placed on the left and right floating members and the stop position adjustment by moving the traveling body in the vehicle width direction, which is different from the rolling direction of the wheels of the heavy traveling body, is pressed in the vehicle width direction. And the like. Therefore, the burden on the worker can be reduced, and the stop position can be adjusted with easy work. Further, the structure is simple and easy to manufacture simply by interposing a lubricant such as grease between the upper and lower plates. Further, when the wheel rides on the floating member, the floating member has a double-layer structure of a lower plate having a large area and an upper plate having a small area above the floating member. Since the vehicle rides on the plate, there is little resistance, the wheels can easily and easily ride on the floating member, and a heavy running body can easily ride on the floating member by a pushing operation by human power or the like. Therefore, the operation of adjusting the stop position of the traveling body is further facilitated. Further, since the floating member is plate-shaped, it has an effect that it is easy to carry.

[Brief description of the drawings]

FIG. 1 is a plan view of a floating member constituting a stop position adjusting device according to the present invention.

FIG. 2 is a sectional view taken along line 2-2 of FIG.

FIG. 3 is a perspective view showing an example of an apparatus for adjusting the stop position of a heavy traveling body according to the present invention, showing a parts transporting facility equipped with a stop position adjusting apparatus for a bogie.

FIG. 4 is a plan view showing a component transfer facility provided with a stop position adjusting device.

5 (a) and 5 (b) are operation diagrams (first half) of the stop position adjusting device according to the present invention, FIG. 5 (a) is a diagram before the stop position adjustment of a bogie as a traveling body, and FIG. Diagram showing start of stop position adjustment

6 (a) and 6 (b) are action diagrams (second half) of the stop position adjusting device according to the present invention, and FIG. 6 (a) is a diagram showing a state where a stop position of a front wheel of a bogie as a traveling body is being adjusted. (B) is a diagram showing a state where the stop position adjustment of the bogie has been completed.

7 (a) and 7 (b) are views showing the completion of the transfer of the cart, (a) is a plan view, and (b) is a side view.

FIGS. 8A and 8B are views showing a modified example of the floating member constituting the stop position adjusting device according to the present invention, wherein FIG. 8A is a sectional view, and FIG. 8B is a perspective view of a free roller member acting as a free roller;

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Floating member, 2 ... Lower plate, 3 ... Upper plate, 6 ... Lubricating oil, 13a ... Front wheel, 14 ... Running body.

Claims (1)

[Claims] An apparatus for adjusting a stop position of a wheeled traveling body having at least left and right wheels, wherein the left and right floating wheels are mounted on a floor of a loading side of the wheeled traveling body. The floating member comprises a lower plate having a large area, and an upper plate having a small area disposed on the lower plate, and lubricating oil is interposed between the upper and lower plates; And moving the left and right wheels of the traveling body with wheels in a direction different from the rolling direction of the wheels to adjust the stop position of the traveling body with wheels. Stopping position adjustment device for the traveling body.