JP2000110102A - Rail taking down equipment - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide taking-down equipment capable of taking down a long rail with a simple configuration, having ease of use. SOLUTION: A winch 6 for pulling out a long rail 4 from its loading position to a apron mechanism 16 is provided in a rearmost freight car 1. Also in the rearmost freight car 1, a transverse feed mechanism 14 is provided, which is capable of moving the long rail 4 in a perpendicular direction by guide members 19, 20 capable of moving in a direction perpendicular to the longitudinal direction of the long rail 4. Moreover, by the lifting of a liftable member provided at the lower side of a long rail 4, height-adjusting mechanisms 8, 10 for adjusting the height of the long rail 4 are provided, the apron mechanism 16 is equipped with a chute 85 for guiding the long rail 4 to from the fright car 1 to the ground, and chute 85 is oscillated between the storing position to the guide position.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a rail unloading apparatus for unloading long rails which are transported by connecting a plurality of wagons from the wagons.

[0002]

2. Description of the Related Art Conventionally, when replacing a long rail,
The new long rail is transported to the rail change point by a long rail transporter, and the new long rail is wholesaled beside the track. When unloading the long rail on the ground, connect the anchor driven into the ground with the end of the long rail with a wire, and run the long rail carrier, from the apron mechanism of the last wagon of the long rail carrier Long rails are distributed along the longitudinal direction.

In this case, it is necessary to guide the long rail from the mounting position to the apron mechanism of the last wagon of the long rail carrier, and when guiding to the apron mechanism, the height of the long rail depends on the human power of the worker. However, since the adjustment of the length and the position in the horizontal direction were performed, there was a problem that great labor and skill were required.

Therefore, as disclosed in Japanese Patent Application Laid-Open No. Hei 7-30447, a rail winder is provided which feeds a long rail by sandwiching the long rail with a rotating roller, and the rail winder sends the long rail to an apron mechanism, thereby saving labor. What aimed at was proposed.

[0005]

However, in such a conventional apparatus, in order to pull out the long rail, the rail winding machine must be supported so as to be able to perform a pitching motion and a yawing motion. There was a problem of becoming. In addition, when two rail winders are arranged side by side, it is possible to take out the long rails from both left and right sides of the long rail transporter due to the large size of the equipment, but take out two long rails from one side. There was a problem that the configuration could not be taken wholesale and the usability was not always sufficient.

SUMMARY OF THE INVENTION An object of the present invention is to provide a rail unloading apparatus which can unload a long rail with a simple structure and is easy to use.

[0007]

In order to achieve the above object, the present invention takes the following means to solve the problem. That is, a rail unloading device that connects a plurality of wagons and mounts a long rail, and unloads the long rail along the longitudinal direction from an apron mechanism provided on the last wagon along with the running of the wagon. The rail unloading device is characterized in that a winch for pulling out the long rail from a mounting position to the apron mechanism is provided in the tail wagon.

[0008] The trailing wagon may be provided with a transverse feed mechanism for moving the long rail in a direction orthogonal to the long rail by a guide member movable in a direction perpendicular to the longitudinal direction of the long rail. Alternatively, a height adjusting mechanism for adjusting the height of the long rail by raising and lowering a vertically movable member provided below the long rail may be provided. Further, the apron mechanism may include a chute for guiding the long rail from above the freight car to the ground, and may swing the chute between a storage position and a guide position.

[0009]

Embodiments of the present invention will be described below in detail with reference to the drawings. As shown in FIG. 1, reference numeral 1 denotes a trailer wagon of a long rail transport vehicle, and a long rail 4 is mounted on a wagon 2 before being connected to the wagon 1. The last wagon 1 has a winch 6
Is provided, and a first height adjustment mechanism 8 is provided in front of the freight wagon 2.

In the vicinity of the center of the rearmost wagon 1, a second height adjusting mechanism 10 is provided. Winch 6 is trestle 12
The traverse mechanism 1 is provided below the gantry 12.
4 are arranged. An apron mechanism 16 is arranged at the rear end of the last wagon 1.

As shown in FIG. 2, the winch 6 can rotate a drum by an electric motor 17 to feed or wind up a wire 18. The electric motor 17 is mounted on a control panel (not shown) mounted on the freight car 1. The maximum speed, acceleration, and the like are controlled by a built-in inverter circuit.

The traversing mechanism 1 provided below the gantry 12
4 includes a pair of cylindrical guide members 19 and 20 as shown in FIGS. 2 and 3. The pair of guide members 19 and 20 are formed in a direction orthogonal to the longitudinal direction of the long rail 4 to be mounted. It is movably supported by two sets of guide rails 21 and 22. The pair of guide members 19 and 20 are connected to be moved by hydraulic cylinders 24 and 26, respectively.

First height adjusting mechanism 8 and second height adjusting mechanism 1
0 has the same configuration, the first height adjustment mechanism 8 will be described with reference to FIGS. First height adjustment mechanism 8
The elevating member 28 has a cylindrical shape extending in a direction orthogonal to the longitudinal direction of the long rail 4 to be mounted, and is formed by arranging a large number of narrow rollers 30 so as to be rotatable.

At both ends of the elevating member 28, long rails 4 are provided.
The support members 32 and 34 are attached in parallel with the support members 32 and 34, and the support members 32 and 34 are connected by cross beams 35a and 35b. In the center of the support members 32, 34, a guide post 36,
38 are erected. In opposition to the guide columns 36 and 38,
Posts 42 and 44 are erected on the gantry 40 of the first height adjustment mechanism 8, and the posts 42 and 44 are sandwiched by holding plates 46 to 49 attached to the guide posts 36 and 38, and the elevating member is 28 is configured to be able to move up and down along the columns 42 and 44.

Supports 50 to 53 are provided upright at both ends of the support members 32 and 34, respectively.
Hydraulic cylinders 54 to 5
7. The support members 32 and 34 are provided with guide rollers 58 and 60 rotatably supported around a vertical axis. In addition, guide covers 62 and 64 are provided before and after the elevating member 28 so that the upper part of the elevating member 28 is protruded, and the guide covers 62 and 64 are also cross beams so as to move up and down together with the elevating member 28. It is supported by 35a and 35b.

On the other hand, as shown in FIGS. 7 and 8, the apron mechanism 16 includes a pair of right and left gutter mechanisms 66 and 68, and the gutter mechanisms 66 and 68 are formed with two rows of guide grooves 70 to 73, respectively. ing. The guide grooves 70 to 73 are formed so as to have a large opening toward the front and to have a width gradually narrowing toward the rear. A pair of guide rollers 74 to 81 are rotatably provided at the rear ends of the guide grooves 70 to 73 with the guide grooves 70 to 73 interposed therebetween.

On the extension of each of the guide grooves 70 to 73,
Each of the chutes 82 to 85 is provided, the right chutes 82 and 83 form a pair, and the left chutes 84 and 85 form a pair. A support shaft 86 orthogonal to the groove direction of the guide grooves 70 to 73. , 88 are swingably formed. Shoots 82 to 85 that are paired with each other
Is driven to swing by hydraulic motors 90 and 92, and is configured to be able to swing between a storage position a shown by a two-dot chain line and a guide position b shown by a solid line in FIG.

The storage position a is a position where the chutes 82 to 85 are stored in the wagon 1 so as not to hinder the running of the wagon 1, and the guide position b is a position where the long rail 4 passing through the chutes 82 to 85 It is a position to guide to the ground. Also,
Each of the gutter mechanisms 66 and 68 is configured to drive the hydraulic cylinders 94 and 96 to adjust the projecting positions of the guide grooves 70 to 73.

Next, the operation of the rail unloading device of the present embodiment will be described. First, as shown in FIG. 4, the wire 18 pulled out from the winch 6 is fastened to the long rail 4 mounted on the wagon 2. At that time, wire 18
Is fastened not to the rear end of the long rail 4 but to the front side of the rear end. At the time of fastening, if a metal fitting or the like is used, the fastening is facilitated.

Then, the electric motor 17 is driven to wind up the wire 18. As a result, the long rail 4 is pulled out from the wagon 2 to the last wagon 1 and pulled out onto the first height adjustment mechanism 8. At this time, the long rail 4 passes over the elevating member 28 while being guided by the guide cover 64. When the height of the long rail 4 is low, the hydraulic cylinders 54 to 57 are driven to raise the elevating member 28. Conversely, when the long rail 4 is high, the elevating member 28 is lowered.

Further, when the long rail 4 is pulled out by the winch 6, the long rail 4 is moved to the second height adjusting mechanism 1.
Reaches 0. Like the first height adjustment mechanism 8, the pulled out long rail 4 passes over the elevating member 28 and drives the hydraulic cylinder, so that the height of the long rail 4 can be adjusted. By adjusting the height of the long rail 4 by the first height adjustment mechanism 8 and the second height adjustment mechanism 10, the height of the long rail 4 can be easily adjusted to the height of the traverse mechanism 14 and the apron mechanism 16. Can be adjusted.

The long rail 4 which has reached the transverse feed mechanism 14
Is adjusted by moving the guide members 19 and 20 so that the long rail 4 matches one of the guide grooves 70 to 73. As shown in FIGS. 2 and 3, by moving the guide members 19 and 20, the long rail 4 is moved in the lateral direction.

When the long rail 4 is further pulled out, the position of the long rail 4 in the lateral direction is adjusted by the transverse feed mechanism 14, and the long rail 4 enters the guide grooves 70 to 73. Then, it is guided by the guide grooves 70 to 73 and is guided by the guide grooves 70 to 7.
3 and pass between the guide rollers 74 to 81 and reach the chutes 82 to 85. At this time, shoots 82 to 85
Drives the hydraulic motors 90 and 92 to swing to the guide position in advance.

As shown by a two-dot chain line in FIG.
To pull out the long rail 4
85 is sufficient. The long rail 4 pulled out by the winch 6 so far is detached from the wire 18 and fastened to another anchor driven into the ground by another wire. And
When the wagons 1 and 2 run forward, the long rails 4 are relatively pulled out of the wagons 1 and 2 as the wagons 1 and 2 run, and are wholesaled on the ground through chutes 82 to 85. Then, by driving the hydraulic cylinders 94 and 96 to adjust the projecting positions of the guide grooves 70 to 73, it is possible to adjust the position at which the long rail 4 is unloaded on the ground surface.

Thus, the long rail 4 can be easily pulled out from the front wagon 2 to the last wagon 1 by the winch 6. Further, the lateral position of the long rail 4 can be easily adjusted to the apron mechanism 16 by the lateral feed mechanism 14. Further, the first and second height adjustment mechanisms 8, 10
Thereby, the height of the long rail 4 can be easily adjusted to the horizontal feed mechanism 14 and the apron mechanism 16. Also, 2
When unloading the long rails 4 at the same time, the above-described operation may be repeated to draw another long rail 4 to other vacant chutes 82 to 85.

The present invention is not limited to such an embodiment at all, and can be implemented in various modes without departing from the gist of the present invention.

[0027]

As described above in detail, the rail unloading device of the present invention has an effect that the long rail can be easily pulled out from the mounting position to the apron mechanism with a simple structure. Even when two long rails are to be unloaded at the same time, it is sufficient to pull out the long rails one by one by a winch, which is convenient. Further, the lateral position of the long rail can be easily adjusted to the apron mechanism by the lateral feed mechanism. Further, the height of the long rail can be easily adjusted to the lateral feed mechanism and the apron mechanism by the height adjusting mechanism.

[Brief description of the drawings]

FIG. 1 is a side view of a rear wagon of a rail unloading device as one embodiment of the present invention.

FIG. 2 is an enlarged view as viewed from an arrow A in FIG. 1;

FIG. 3 is a sectional view taken along the line BB of FIG. 2;

FIG. 4 is an enlarged view taken in the direction of the arrow C in FIG. 1;

FIG. 5 is an enlarged plan view of the height adjusting mechanism of the embodiment.

FIG. 6 is a sectional view taken along the line DD in FIG. 4;

FIG. 7 is an enlarged plan view of the apron mechanism of the embodiment.

FIG. 8 is an enlarged side view of the apron mechanism of the embodiment.

[Explanation of symbols]

 1, 2 ... freight car 4 ... long rail 6 ... winch 8 ... first height adjustment mechanism 10 ... second height adjustment mechanism 12 ... gantry 14 ... lateral feed mechanism 16 ... apron mechanism 17 ... electric motor 18 ... wires 19, 20 ... Guide member 28 ... Elevating member 70-73 ... Guide groove 82,84 ... Chute

Continuation of the front page (72) Inventor Tsuneji Yoshioka 1-1-1 Sanbonmatsucho, Atsuta-ku, Nagoya-shi, Aichi F-term (reference) 2D057 BA11

Claims (4)

[Claims] 1. A rail unloading device that connects a plurality of wagons and mounts a long rail, and unloads the long rails along a longitudinal direction from an apron mechanism provided on the last wagon as the wagons run. 2. The rail unloading device according to claim 1, wherein a winch for pulling out the long rail from a mounting position to the apron mechanism is provided on the last wagon. 2. A traverse mechanism for moving the long rail in a direction orthogonal to a longitudinal direction of the long rail by a guide member movable in a direction perpendicular to the longitudinal direction of the long rail. Item 2. A rail unloading device according to item 1. 3. A height adjusting mechanism for adjusting the height of the long rail by raising and lowering a vertically movable member provided below the long rail.
Or the rail unloading device according to claim 2. 4. The apron mechanism includes a chute for guiding the long rail from above the freight car to the ground, and swings the chute between a storage position and a guide position. The rail unloading device according to claim 3.