JP2002307919A - Traction implement for truck - Google Patents

Abstract

PROBLEM TO BE SOLVED: To reduce the manufacturing cost of a truck by cutting down the manufacturing cost of a traction member and saving time for mounting the member because of not needing to mount the traction member to the front wall of each truck as a result of detachably mounting a traction bar to the front wall by directly gripping the upper and lower edges of the front wall by upper and lower hook parts. SOLUTION: This traction implement 13 comprises an upper frame member 23 having the upper hook part 24 hooked to the upper edge 18 of the front wall 16; a lower frame member 25 having the lower hook part 26 hooked to the lower edge 19 of the front wall 16; an oblong hole 27 bored in the lower frame member 25; a connector 28 for connecting the upper and lower frame members 23, 25 through the oblong hole 27; the traction bar 29 mounted to the lower frame member 25; and a centering means 31.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a trolley for a bogie.

[0002]

2. Description of the Related Art For example, Patent No. 3
Japanese Patent No. 0446616, "Truck for Truck" and Japanese Patent No. 266
There is a device disclosed in Japanese Patent No. 9292, “Connecting device between carts”. According to the above technique, according to FIG. 2 of the publication, the towing tool 4 (bracket unit 5, towing arm 12) is attached to a truck A on the rear side (the reference numeral is diverted from that described in the publication. The same applies hereinafter). The support bracket 16 of the connecting tool 15 is attached to the front bogie B. By storing the tow arm 12 in the bogie A, collision with the tow arm 12 is eliminated, and deformation and damage of the bracket unit 5 are eliminated. Can be done.

[0003] According to FIG.
The front and rear trolleys 1, 1 are connected by a connecting device 10,
A rising portion 7A is formed on the rear side of the bogie 1 and left and right connectors 11 (outer hanging plate 13 and inner hanging plate 14) are attached to the rising portion 7A.
(FIG. 2) is connected to the towing rod 21, while a rising portion 7A is formed on the front side of the bogie 1 and the connecting tool 12 (the outer hanging plate 13, the inner hanging plate 14) is attached to the rising portion 7A. Since the locking portion 28 is provided on the tool 12 and the front towing rod 21 is engaged with the locked portion 28, the connecting device 10 can be easily attached to the carts 1 and 1 without welding. It is.

[0004]

However, in the above, the trolley A is provided with the traction arm 12 at all times. For that reason, trolley A
It is necessary to prepare the same number of traction arms 12 as the number of trolleys A and to attach them to the truck A respectively.

On the other hand, since the above-mentioned towing rod 21 is detachable, the above-mentioned disadvantage can be solved. However, in the above description, the rising portion 7A shown in FIG. 3 of the publication is indispensable, and the rising portion 7A must be permanently provided before and after the bogie 1. In order to provide such a rising portion 7A, it is inevitable that the truck has a special structure, and the production cost of the truck increases.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a trolley for a trolley capable of reducing the manufacturing cost of the trolley.

[0007]

According to the first aspect of the present invention, there is provided a trolley for a trolley for pulling a trolley on which at least a front wall or a member corresponding thereto is erected on a carrier. The towing device is opened on at least one of an upper frame member having an upper hook portion hooked on an upper edge of the front wall, a lower frame member having a lower hook portion hooked on a lower edge of the front wall, and an upper / lower frame member. A long hole,
The upper and lower frame members are slidably coupled through the elongated holes, and a tow bar attached to the lower frame member.

The tow bar is attached to the front wall by sliding the upper frame member and the lower frame member through the elongated holes and directly gripping the upper and lower edges of the bogie with the upper and lower hooks. On the other hand, when removing the towing bar, the towing device is removed from the carriage by sliding in a direction opposite to the mounting. That is, it is not necessary to process the bogie, and a single towing tool can be used for a plurality of bogies, thereby reducing the manufacturing cost of the bogie and the towing tool.

According to a second aspect of the present invention, the upper frame member or the lower frame member has a left frame member having a left hook hooked on the left edge of the front wall, and a right frame having a right hook portion hooked on the right edge of the front wall. A member is provided so as to form a cross as a whole. By sliding the left and right hooks toward the center and directly gripping the left and right edges of the bogie, the lower frame member is arranged at the left and right centers of the front wall to improve the operability of the traction tool.

According to a third aspect of the present invention, the tow bar is characterized in that a plate for tow is attached to the lower frame member so as to be tiltable. The tow plate is attached to the lower frame member so that it can be tilted up and down, so when the tow is removed from the trolley, the plate can be raised and folded parallel to the lower frame member to store the tow. Becomes compact.

[0011]

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. “Left” and “right” refer to the direction as viewed from the worker in the forward direction, “front” refers to the forward side, and “rear” refers to the opposite side.

FIG. 1 is a view showing a use state of a traction device of a bogie according to the present invention, and shows a state in which a trolley 11 and a traction power vehicle 12 are connected by a traction device 13. The cart 11 is the chassis 1
The chassis 14 includes a carrier 15 and a plurality of casters 15a...
The same applies hereinafter. ) And a front wall 16 erected on the carrier 15. The front wall 16 includes a plate member 17, an upper upper edge 18,
It has a lower edge 19 on the lower side, a left edge 21 as a left edge, and a right edge 22 (see FIG. 2) as a right edge.

The traction device 13 includes an upper frame member 23 having an upper hook portion 24 hooked on the upper edge 18 of the front wall 16 and a lower frame member 25 having a lower hook portion 26 hooked on the lower edge 19 of the front wall 16. A long hole 27 formed in the lower frame member 25, a coupling 28 for connecting the upper and lower frame members 23 and 25 through the long hole 27, and a tow bar 29 attached to the lower frame member 25 so as to be tiltable. And a centering means 31 attached to a lower portion of the lower frame member 25. These will be described in detail with reference to the following drawings.

The traction power vehicle 12 is, for example, a forklift, and has a connecting means 12a (lugs 12b, pins 1
2c), the truck 11 is connected to the towing bar 29 through the pin 12c, and is towed.

FIG. 2 is a perspective view of the traction tool according to the present invention. The upper frame member 23 has an upper hook 24 formed on one side 32a of an L-shaped main body 32, slide pins 33 and 34 provided at the center, and a hook pin 35 provided on the other 32b. On the other hand, the lower frame member 25 has a lower hook 26 formed on one side 36a of an L-shaped main body 36, and an elongated hole 2 on which slide pins 33 and 34 slide on the other 36b.
7 is formed. Lh indicates a dimension that can be adjusted by the fitting 28 at the mounting height.

The coupler 28 includes a support shaft 37 provided on the lower frame member 25, a stopper plate 38 pivotally mounted on the support shaft 37, and a spring 39 for pushing the stopper plate 38. A first frame member 25 provided on the lower frame member 25 for stopping the spring 39.
It comprises a stopper member 41 and a holding member 42 attached to the lower frame member 25 so as to sandwich the stopper plate 38.

The tow bar 29 is connected to one end 43 of the plate 43.
a collar portion 44 is formed on the
4a, the hinge member 45 is attached to the hinge member 45.
Is attached to the lower frame member 25, and one end 43a is supported so as to be capable of tilting (in the direction of the arrow).
And a connection hole 47 is formed in the other end 43b.

FIG. 3 is an exploded view of the trolley of the trolley according to the present invention.
4. A hook pin 35 is provided, a first grip portion 48 is attached to the back, a lower hook portion 26 is formed on the lower frame member 25, and a support shaft 37 of the coupling tool 28, a first stop member 41, and a holding member are provided at the center. 42, and a stopper plate 38 of the coupling tool 28 is provided between the holding member 42 and the lower frame member 25.
Is inserted and inserted freely.

The stopper plate 38 has a holding portion 51 fitted on the holding member 42 and a hooking recess 5 hooked on the hooking pin 35.
2 (first concave portion 52 a to fourth concave portion 52 d), a fulcrum hole 53 through which the support shaft 37 passes, a second stop member 54 for stopping the spring 39, a second grip portion 55 and a third grip portion 56. . Latch recess 52 (first recess 52a to fourth recess 52)
d) is the mounting height L corresponding to each height of the cart.
The pitch P was set so that h almost matched.

The centering means 31 is attached to the lower frame member 25 and has a base 61 having guide portions 62 and 63, and a left frame member 64 and a right frame member 65 slidably provided on the base 61.
And a pinion 66 (see also FIG. 1) disposed between the left and right frame members 64 and 65, and when attached to the lower frame member 25, it has a cross shape as a whole. Lw is an installation width and indicates an adjustable dimension.

The left frame member 64 is formed by attaching a left hook portion 72 to a rack portion 71 and a right frame member 65.
The right hook 74 is attached to the rack 73. Although not shown in the drawings, a stopping means, for example, a lock pin may be provided to stop the mounting width Lw at a desired width. Although a compression spring (spring 39) is used for the stopper plate 38, a tension spring may be used. In this case, the support shaft 3 is located below the tension spring.
7 to change the position of the fulcrum.

Next, an example of an assembling procedure will be briefly described. First, the slide pins 33 and 34 of the upper frame member 23 and the retaining pin 35 are inserted into the elongated holes 27 of the lower frame member 25.
And then slide the washers 7 on the slide pins 33 and 34.
5, 75 are attached, and split pins 76, 76 are attached. Next, the stopper plate 3 is attached to the support shaft 37.
8 and the washer 77 is attached to the support shaft 37 and the split pin 78 is attached. Subsequently, the spring 39 is stopped between the first and second stop members 41 and 54. Finally, the previously completed traction bar 29 and centering means 31 are fixed to the lower frame member 25 by welding, and the traction tool 13 is completed.

FIG. 2 shows the operation of the trolley of the truck described above.
This will be described with reference to FIGS. As shown in FIG. 2, when attaching the traction tool 13 to the carriage 11, each of the first grip portion 48 and the second grip portion 55 is gripped, the second grip portion 55 is moved in the direction of the arrow, and the stopper plate 38 is moved. While releasing, the upper frame member 23 is hung on the upper edge 18 of the cart 11 and the lower frame member 25 is hung on the lower edge 19, and then the second grip portion 55 is pushed back from the arrow direction to the arrow direction to stop. The upper frame member 23 is stopped by rotating the plate 38. Dolly 11 of this example
Then, the second concave portion 52b of the stopper plate 38 is engaged with the retaining pin 35. When the trucks are different, the hooking recesses 52 may be changed, and one traction tool 13 can correspond to a plurality of trucks.

Further, the left and right frame members 64 and 65 of the centering means 31 are hooked on the left and right edges 21 and 22, respectively, so that the center of the width of the carriage 11, that is, the mounting width Lw is obtained.
Can be arranged at the center of the towbar. Therefore, the operability of the towing tool 13 can be improved.

FIG. 4 is a first operational view of the trolley of the bogie according to the present invention, wherein the upper hook 24 of the upper frame member 23 is hooked on the upper edge 18, while the lower hook 26 of the lower frame member 25 is hooked. Is hooked on the lower edge 19. Since the upper and lower frame members 23 and 25 are provided in this manner, the upper and lower frame members 23 and 25 are provided.
Lower frame members 23 and 25 are connected to upper and lower edges 1 of cart 11
8 and 19, and a tow bar 29 (see also FIG. 2) can be attached to the cart 11. As a result, there is no need to attach a dedicated component for traction to the trolley 11, so that the production cost of the dedicated component and the time for attaching the dedicated component can be saved, and the production cost of the trolley can be reduced.

FIG. 5 is a second operation view of the trolley of the bogie according to the present invention, and shows a state in which the tow 13 is removed from the bogie 11. In order to remove the traction tool 13 in this manner, the procedure for mounting the traction tool 13 may be performed in the reverse order. Specifically, the left and right frame members 64 and 65 of the centering means 31 are extended so that the left and right edges 21 and 22 are provided. Remove the left and right hooks 72 and 74 (see FIG. 2) from the stopper plate 38 (see FIG. 2).
Is turned as shown by the arrow to remove the locking pin 35, the upper frame member 23 is raised as shown by the arrow, the lower frame member 25 is lowered, and the traction tool 13 is removed.

As shown in the figure, the entire traction tool 13 can be directly removed from the trolley 11, so that the traction tool 13 can be attached to another trolley as described above. No member is required on the carriage 11 side. That is, the trolley 13 of the trolley of the present invention has a configuration in which it is not necessary to attach parts for traction to the trolley 11, and it is possible to omit parts for traction by the number of trolleys, thereby reducing the manufacturing cost of the trolley. can do.

After removing the towing tool 13, the plate 43 of the towing bar 29 is raised as shown by an arrow (see also FIG. 2). That is, since the towing plate 43 is attached to the lower frame member 25 so as to be able to tilt up and down, when the towing tool 13 is removed from the carriage 11, the plate 43 is raised and the lower frame member 25 is As shown by the dashed line, the traction tool 13 can be folded in parallel, and the traction tool 13 can be made compact, and the storage of the traction tool 13 can be made compact.

The elongated holes 27 of the lower frame member 25 shown in FIG.
It is also possible to form it. The front wall 1 is placed on the bed 15 of FIG.
6, the plate member 17 is set up. However, the present invention is not limited to the plate member 17. Instead of the plate member 17, members such as wire meshes and lattices are formed on the upper, lower, left and right edges 18, 19, 21 and 22. Mounting is also good.

Although the traction tool 13 is used between the trolley 11 and the traction power vehicle 12, it is also possible to use the trolley 11 to connect the trolleys 11 to each other. At that time, two towing tools 13 are prepared, and one of the towing bars 29 is changed to a hook such as the pin 12c.

[0031]

According to the present invention, the following effects are exhibited by the above configuration. According to claim 1, the traction tool has an upper frame member having an upper hook hooked on an upper edge of the front wall, a lower frame member having a lower hook hooked on a lower edge of the front wall, and an upper / lower frame member. , A coupling for slidably coupling the upper and lower frame members through the elongated holes, and a tow bar attached to the lower frame member. The upper and lower frame members can be directly attached to the front wall by directly grasping the lower edge, and the tow bar can be detachably attached. As a result, it is not necessary to process the front wall of the trolley, and one traction tool can be used for a plurality of trolleys, so that the manufacturing cost of the trolley and the traction tool can be reduced.

In the second aspect, a left frame member having a left hook portion hooked on the left edge of the front wall and a right frame member having a right hook portion hooked on the right edge of the front wall are provided. As a whole, it has a cross shape, so that the left and right hooks can be slid while synchronizing to directly grip the left and right edges of the bogie, and the lower frame member can be arranged at the left and right centers of the front wall. it can. Therefore, the operability of the towing tool can be improved.

According to the third aspect of the present invention, the tow plate is attached to the lower frame member so as to be tiltable, so that when the tow is removed from the carriage, the plate is raised to be parallel to the lower frame member. Can be folded into
The towing device can be made compact, and the storage of the towing device can be made compact.

[Brief description of the drawings]

FIG. 1 is a view showing a use state of a tractor of a bogie according to the present invention.

FIG. 2 is a perspective view of a traction tool according to the present invention.

FIG. 3 is an exploded view of the trolley of the bogie according to the present invention.

FIG. 4 is a first operation view of the trolley of the bogie according to the present invention.

FIG. 5 is a second operational view of the trolley of the bogie according to the present invention.

[Explanation of symbols]

11 ... trolley, 13 ... traction tool, 14 ... trolley, 15 ... carrier,
16 front wall, 18 upper edge, 19 lower edge, 21 left edge (left edge), 22 right edge (right edge), 23 upper frame member, 24 upper hook portion, 25 lower frame member , 26
... lower hook part, 27 ... long hole, 28 ... coupling tool, 29 ... tow bar, 43 ... plate, 64 ... left frame member, 65 ... right frame member, 72 ... left hook part, 74 ... right hook part.

 ────────────────────────────────────────────────── ─── Continuing on the front page (72) Inventor Toshikatsu Honda 1-10-10 Shin-Sayama, Sayama City, Saitama Prefecture Honda Motor Co., Ltd. Saitama Works (72) Inventor Hiroyuki Ichikawa 1-chome Shin-Sayama, Sayama City, Saitama Prefecture F-term (reference) in Honda Motor Co., Ltd. Saitama Manufacturing Co., Ltd. 3D050 KK02

Claims (3)

[Claims] 1. A towing device for a truck used for towing a chassis on which at least a front wall or a member corresponding thereto is set up on a cargo bed, wherein the towing device has an upper hook portion hooked on an upper edge of the front wall. An upper frame member, a lower frame member having a lower hook hooked on a lower edge of the front wall, a long hole formed in at least one of the upper and lower frame members, and sliding the upper and lower frame members through the long hole. A trolley for a trolley, comprising: a tie that can be connected to the lower frame member; and a traction bar attached to the lower frame member. 2. A left frame member having a left hook portion hooked on a left edge of a front wall on the upper frame member or the lower frame member, and a right frame member having a right hook portion hooked on a right edge of the front wall. 2. The traction implement for a bogie according to claim 1, wherein a cruciform shape is formed as a whole by attaching the traction member. 3. The trolley according to claim 1, wherein the traction bar has a traction plate attached to the lower frame member so as to be tiltable.