KR101912204B1 - Rail surface modification device - Google Patents

Abstract

The present invention relates to a rail surface modification device, comprising: a securing portion secured to a rail portion for movement; a horizontal portion mounted in the securing portion and moving to a longitudinal direction of the rail portion; a vertical portion mounted in the horizontal portion for movement and moving to a direction perpendicular to the rail portion; and a modifying portion mounted in the vertical portion for movement and hitting an upper side surface portion of the rail portion and a curved surface portion formed at an edge of the upper side surface portion with an ultrasonic wave, thereby capable of reinforcing the surface of the rail portion.

Description

[0001] RAIL SURFACE MODIFICATION DEVICE [0002]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a rail surface modifying apparatus, and more particularly, to a rail surface modifying apparatus for improving the surface strength of a rail by modifying the rail surface with ultrasonic vibration while moving along the rail.

In general, railway traffic has played a major role in land transportation in the cargo and passenger sectors. In recent years, with the popularization of high-speed railway, the number of times of operation has been increased and the speed of the railway has been further increased. There is a growing need for safety checks and maintenance.

Since the wheels of a railway vehicle are in constant contact with the head portion of the rail, friction and wear on the contact portions of the wheels and the rails are generated. The wear of these rails is caused by the material, the shape of the rails, the radius of curves, , The maintenance status of the track, and the rail guided state.

In addition, since the high - speed railway appeared, the speed of trains has increased gradually and the frequency of operation has increased since the 1990s, and the increase in the number of times of the railway vehicle operation and the increase in speed have accelerated the wear of the railway railway.

As a result, maintenance and replacement times of the rails become faster, which raises a problem that the maintenance cost of the rails is increased. Therefore, there is a need to improve this.

The background art of the present invention is disclosed in Korean Registered Patent No. 10-1346968 (Registered on December 24, 2013 entitled "Method for Improving Quality and Reliability of Welded Rail Joint Characteristics by Ultrasonic Impact Treatment)".

It is an object of the present invention to provide a rail surface modifying apparatus for improving the surface strength of a rail by modifying the rail surface by ultrasonic vibration while moving along the rail.

The rail surface modification apparatus according to the present invention comprises: a seat portion that is seated and moved on a rail portion; A horizontal part mounted on the seating part and being moved in a longitudinal direction of the rail part; A vertical part mounted on the horizontal part and moved in a direction perpendicular to the rail part; And a modifying portion mounted on the vertical portion and hitting a curved portion formed on the upper side portion of the rail portion and the edge of the upper side portion by ultrasonic waves.

Wherein the seating part comprises: a seating frame part disposed above the rail part; A seating wheel portion rotatably mounted on the seating frame portion and contacting the rail portion to move the seating frame portion; And a seat supporting part mounted on the seating frame part and disposed close to side parts formed on both sides of the rail part.

The seating part may further include at least one seat fixing part mounted on the seating frame part and having a variable length and being in close contact with the rail part.

The seating part may further include a seating grip part mounted on the seating frame part and capable of being gripped.

The horizontal portion being mounted on the seating portion, the horizontal driving portion having a length in the longitudinal direction of the rail portion; And a horizontal moving part moving in the longitudinal direction of the horizontal driving part.

The vertical part being mounted on the seating part and being arranged to face the horizontal driving part; A vertical base portion mounted on the horizontal moving portion and the vertical receiving portion and being moved in a longitudinal direction of the rail portion; A vertical driving part mounted on the vertical base part and having a length in a direction orthogonal to the rail part; And a vertical moving part that moves in the longitudinal direction of the vertical driving part.

Wherein the reforming unit comprises: a reforming unit coupled to the vertical moving unit; A reforming support coupled to the vertical base and being moved in the longitudinal direction of the vertical base; A reforming connection portion rotatably mounted on the reforming support portion and connected to the reforming portion; A reforming guide portion for guiding the reforming connection portion; A reforming holder mounted on the reforming connection; And a reforming operation part provided in the reforming holder part and contacting the rail part to provide ultrasonic waves.

Wherein the reforming moving part is coupled to the vertical moving part and interlocked with the vertical moving part; And a movement transmitting portion extending from the moving coupling portion and connected to the modified connecting portion to transmit power.

Wherein the modified support portion includes: a support path portion mounted on the vertical base portion and having a length in the longitudinal direction of the vertical base portion; And a support moving part which is moved along the support path part.

Wherein the reforming connection part comprises: a connection rod part having an upper and a lower length; A connection rotating part movably mounted on one side of the connecting rod part and rotatably mounted on the supporting moving part; A coupling installation part movably mounted on the other side of the connecting rod part and coupled with the modification holder part; A connection support portion coupled to the connection rod portion; And a connection portion mounted on the connection support portion and connected to the movement transmission portion through the modification guide portion.

The reforming connection part may further include a connection penetration part mounted on the connection support part and passing through the modification guide part.

Wherein the modification guide comprises: a guide plate mounted on the vertical base; A guide horizontal hole portion formed in the guide plate portion and formed horizontally, the connection moving portion and the connection penetration portion being penetrated; And a guide gradient hole portion extending from an end of the guide horizontal hole portion and having an inclination.

The reforming unit may further include a reforming part mounted on the reforming holder to increase a load.

The rail surface modifying apparatus according to the present invention can perform the modification operation on the upper side portion and the curved surface portion of the rail portion.

In the rail surface modifying apparatus according to the present invention, the seating wheel portion may contact the rail portion to move the seating frame portion.

The rail surface modifying apparatus according to the present invention can fix the position of the seating frame part by bringing the seat fixing part into close contact with the rail part.

In the rail surface modification apparatus according to the present invention, the seat fastening portion is formed in the seat frame portion, so that the operator can easily move the seat frame portion.

The rail surface modifying apparatus according to the present invention can move the modified portion in the horizontal direction and the vertical direction by a combination of the horizontal portion and the vertical portion.

In the rail surface modifying apparatus according to the present invention, the modification guide portion can induce the tilting of the modified operation portion to induce the contact with the curved surface portion.

In the rail surface modifying apparatus according to the present invention, the modified load section increases the load of the modified operation section, thereby maintaining the surface contact with the rail portion and increasing the amount of the impact.

1 is a schematic view of a rail surface modification apparatus according to an embodiment of the present invention.
2 is a view schematically showing a seat portion in a rail surface modification apparatus according to an embodiment of the present invention.
3 is a bottom perspective view of a seat portion in a rail surface modifying apparatus according to an embodiment of the present invention.
4 is a view schematically showing a horizontal portion in a rail surface modifying apparatus according to an embodiment of the present invention.
5 is a schematic view of a vertical portion in a rail surface modification apparatus according to an embodiment of the present invention.
6 is a schematic view of a reformer in a rail surface modifying apparatus according to an embodiment of the present invention.
7 is an exploded perspective view schematically showing a reforming unit in a rail surface modifying apparatus according to an embodiment of the present invention.
8 is an exploded bottom perspective view of FIG.
9 is a view schematically showing a state in which the reforming unit strikes an upper side portion of a rail portion in a rail surface modifying apparatus according to an embodiment of the present invention.
10 is a view schematically showing a state in which a reforming portion strikes a curved portion of a rail portion in a rail surface modifying apparatus according to an embodiment of the present invention.
11 is a view schematically showing a modified load portion in a rail surface modifying apparatus according to an embodiment of the present invention.

Hereinafter, an embodiment of a rail surface modifying apparatus according to the present invention will be described with reference to the accompanying drawings. In this process, the thicknesses of the lines and the sizes of the components shown in the drawings may be exaggerated for clarity and convenience of explanation. Further, terms to be described below are terms defined in consideration of functions in the present invention, which may vary depending on the intention or custom of the user, the operator. Therefore, definitions of these terms should be made based on the contents throughout this specification.

1 is a schematic view of a rail surface modification apparatus according to an embodiment of the present invention. 1, a rail surface modifying apparatus 1 according to an embodiment of the present invention includes a seat portion 10, a horizontal portion 20, a vertical portion 30, and a reforming portion 40 do.

The seat portion 10 is seated on the rail portion 100 and is moved. For example, the lower portion of the rail 100 may be fixed to the ground, and the upper end may support the wheels of the railway car. The upper end portion of the rail portion 100 includes an upper side portion 101 that is a flat surface, a curved portion 102 that forms a curved surface at both sides of the upper side portion 101 and a side portion 103 that extends from the curved portion 102 ). The seating part 10 may be mounted on the upper end of the rail part 100 and moved in the longitudinal direction of the rail part 100.

The horizontal portion 20 is mounted on the seat portion 10 and is moved in the longitudinal direction of the rail portion 100. The vertical portion 30 is mounted on the horizontal portion 20 and is moved in the longitudinal direction of the rail portion 100 by the horizontal portion 20. Then, the vertical portion 30 is moved in a direction orthogonal to the rail portion 100 itself.

The reforming section 40 is mounted on the vertical section 30 and can be moved to various positions in a plane by the horizontal section 20 and the vertical section 30. [ The reforming section 40 can strike the upper surface portion 101 and the curved surface portion 102 of the rail portion 100 by ultrasonic waves to increase the surface rigidity of the rail portion 100. [

FIG. 2 is a schematic view of a seat portion in a rail surface modification apparatus according to an embodiment of the present invention, and FIG. 3 is a bottom perspective view of a seat portion in a rail surface modification apparatus according to an embodiment of the present invention. 1 to 3, a seat 10 according to an embodiment of the present invention includes a seat frame 11, a seat wheel 12, and a seat support 13.

The seat frame portion 11 is disposed above the rail portion 100. For example, the seating frame portion 11 may have a rectangular plate shape with a central opening.

The seating wheel part 12 is rotatably mounted on the seating frame part 11 and contacts the rail part 100 to move the seating frame part 11. [ In one example, the one or more seat wheels 12 may be seated on the upper side portion 101 and moved in the longitudinal direction of the rail portion 100. The seat wheel portion 12 can be rotated by an external force applied to the seat frame portion 11 or can be rotated by itself by a separate motor drive.

The seat support portion 13 is mounted on the seat frame portion 11 and is disposed close to the side portion 103 formed on both sides of the rail portion 100. [ The plurality of seating support portions 13 are disposed on both sides of the rail portion 100 to prevent the seating frame portion 11 from falling on the rail portion 100. The seat support portion 13 includes a seat support protrusion 131 coupled to the bottom surface of the seat frame portion 11 and a seat support pad 131 formed at the end of the seat support protrusion 131, (Not shown). The seating support pad portion 132 may include a flexible material to absorb the impact upon contact with the side surface portion 103 and to prevent the rail portion 100 from being damaged. The seating support pad portion 132 can be detachably attached to the seating support protrusion 131 and can be replaced when worn.

The seating portion 10 according to an embodiment of the present invention may further include a seat fixing portion 14. The at least one seat fixing part 14 is mounted on the seat frame part 11 and has a variable length so as to be in close contact with the rail part 100. For example, the seat fixing portion 14 may be mounted on the bottom surface of the seat frame portion 11, and the operator may be in close contact with the side portion 103 or away from the side portion 103 through lever manipulation. In addition, it can be brought into close contact with or spaced apart from the side surface portion 103 through a separate motor operation.

The seating part 10 according to an embodiment of the present invention may further include a seating knob 15. The seating grip 15 is mounted on the seating frame 11 and has a gripable shape. For example, a plurality of the seating knob portions 15 are disposed on the upper end of the seating frame portion 11, and the operator can grip the seating knob portion 15 and move it to a destination. In addition, a crane can be mounted on the seat grip 15 to move the rail surface modification apparatus 1. [

4 is a view schematically showing a horizontal portion in a rail surface modifying apparatus according to an embodiment of the present invention. Referring to FIG. 4, the horizontal part 20 according to an embodiment of the present invention includes a horizontal driving part 21 and a horizontal moving part 22.

The horizontal driving part 21 is mounted on the seat part 10 and has a length in the longitudinal direction of the rail part 100. Then, the horizontal moving part 22 is moved in the longitudinal direction of the horizontal driving part 21. For example, the horizontal driving unit 21 is mounted on the seating frame unit 11, and the motor can be driven when power is applied. The horizontal moving part 22 can be slidably moved on the upper side of the horizontal driving part 21 in association with the motor shaft of the horizontal driving part 21. [ In addition, the horizontal moving part 22 can be linearly connected to the horizontal driving part 21 by various coupling methods.

5 is a schematic view of a vertical portion in a rail surface modification apparatus according to an embodiment of the present invention. 5 and 6, the vertical portion 30 includes a vertical receiving portion 31, a vertical base portion 32, a vertical driving portion 33, and a vertical moving portion 34.

The vertical receiving portion 31 is mounted on the mounting portion 10 and is arranged to face the horizontal driving portion 21. [ For example, the seating frame portion 11 may have a rectangular frame shape, and the horizontal driving portion 21 and the vertical receiving portion 31 may be spaced apart from each other.

The vertical base portion 32 is mounted on the horizontal moving portion 22 and the vertical receiving portion 31 and is moved in the longitudinal direction of the rail portion 100. For example, the vertical base portion 32 is disposed to intersect the upper portion of the rail portion 100, and one end of the vertical base portion 32 is engaged and engaged with the horizontal movement portion 22, Can be moved along. That is, the vertical base portion 32 can be moved in the longitudinal direction of the rail portion 100 together with the horizontal moving portion 22. [

The vertical driving part 33 is mounted on the vertical base part 32 and has a length in a direction orthogonal to the rail part 100. Then, the vertical moving part 34 is moved in the longitudinal direction of the vertical driving part 33. For example, the vertical driving unit 33 is mounted on the upper side of the vertical base unit 32, and the motor can be driven when power is applied. The vertical moving part 34 can be slidably moved on the upper side of the vertical driving part 33 in cooperation with the motor shaft of the vertical driving part 33. In addition, the vertical moving part 34 can be connected to the vertical driving part 33 by various coupling methods and can be linearly moved.

6 is an exploded perspective view schematically showing a modified part in a rail surface modifying apparatus according to an embodiment of the present invention, and FIG. 7 is an exploded perspective view schematically showing a modified part in a rail surface modifying apparatus according to an embodiment of the present invention. 8 is a rear exploded perspective view of Fig. FIG. 9 is a schematic view illustrating a state in which the reforming unit strikes the upper side portion of the rail portion in the rail surface modifying apparatus according to the embodiment of the present invention. FIG. 10 is a schematic view illustrating a rail surface modifying apparatus according to an embodiment of the present invention. And the reforming portion strikes the curved portion of the rail portion. 6 to 10, a reforming unit 40 according to an embodiment of the present invention includes a reforming moving unit 41, a reforming support unit 42, a reforming connection unit 43, a reforming guide unit 44 ), A reforming holder section 45, and a reforming operation section 46.

The reforming transfer portion 41 is coupled with the vertical transfer portion 34. [ For example, the reforming transfer portion 41 may be coupled to the upper side of the vertical transfer portion 34 to be interlocked with the vertical transfer portion 34.

The reforming support portion 42 is engaged with the vertical base portion 32 and is moved in the longitudinal direction of the vertical base portion 32. The reforming connection portion 43 is rotatably mounted on the reforming support portion 42 and is connected to the reforming portion 41. [ For example, the reforming connection portion 43 may be connected to the reforming transfer portion 41, and may be supported by the reforming support portion 42 and rotated.

The reforming guide portion 44 guides the reforming connection portion 43. For example, the modification guide section 44 may guide the modification connection section 43 to move within a set range. Then, at the set point, it is possible to induce the reforming connection portion 43 to rotate.

The reforming holder portion 45 is mounted on the reforming connection portion 43 and interlocked with the reforming connection portion 43. The reforming operation part 46 is installed in the reforming holder part 45 and comes into contact with the rail part 100 to provide ultrasonic waves.

That is, the reforming operation part 46 performs the ultrasonic nano-surface reforming (UNSM) on the part where the connection part, the welded part, the curved part and the intersection part of the rail part 100, Thereby restoring cumulative fatigue and increasing the strength to a level equivalent to that of the parent, thereby increasing the durability and lifespan. For the sake of simplicity of explanation, the specific configuration and operating method of the ultrasonic nano-surface reforming apparatus are not limited to those of the conventional ultrasonic nano-surface reforming apparatus or the new ultrasonic nano- A detailed description thereof will be omitted.

The reforming operation part 46 is a ball having a very large static and dynamic load applied to the ultrasonic vibration energy and has a contact stress of 3 to 30 GPa and a visibility of more than 20,000 times per second (1,000 to 100,000 times / mm 2) Is applied to the metal surface to cause a lot of plastic deformation and elastic deformation, thereby modifying the texture of the surface layer into nanocrystalline texture and adding a very large and deep compressive residual stress. The reforming operation part 45 includes a vibrator (20 kHz to 40 kHz), a booster, and a horn. A tip of the horn for fixing the ball and the ball is located at the tip of the horn.

The reforming operation 46 functions to form a compressive residual stress on the surface layer to improve durability against rolling contact fatigue and stress corrosion cracking and to form a fine dimple having a diameter of 1 to 2 microns on the surface . It also functions to reduce the friction coefficient and lower the wear rate. The modifying operation part 46 functions to increase the surface hardness to lower the wear rate and to increase the fatigue limit. The modifying operation part 46 forms a nanocrystal structure having a particle size of 50 to 200 nanometers on the surface layer and has a tensile strength, hardness, fatigue It also improves the wear rate and other factors such as service life.

The reforming moving part 41 according to an embodiment of the present invention includes a moving coupling part 411 and a movement transmitting part 412. The reforming transfer portion 41 is moved together with the vertical portion 30 to regulate the position of the reforming operation portion 46. [

The movable coupling portion 411 is engaged with the vertical movement portion 34 and coupled with the vertical movement portion 34. For example, the movable coupling portion 411 may be coupled to the upper side of the vertical movement portion 34 and may be moved in the same manner as the vertical movement portion 34.

The transfer unit 412 extends from the movable coupling unit 411 and is connected to the reforming connection unit 43 to transfer power. The movable transfer portion 412 may extend downward from the end of the movable coupling portion 411 and may be coupled with a portion of the modified connection portion 43. [

The reforming support part 42 according to an embodiment of the present invention includes a support path part 421 and a support moving part 422. The reforming support part 42 can support the reforming connection part 43 while being moved in the longitudinal direction of the vertical part 30. [

The support path portion 421 is mounted to the vertical base portion 32 and has a length in the longitudinal direction of the vertical base portion 32. [ In one example, the support path portion 421 may be trajectory so as to guide the support moving portion 422.

The support moving part 422 is moved along the support path part 421. The supporting moving part 422 includes a supporting moving body part 4221 which is moved along the supporting path part 421 and a supporting part 4221 which is coupled to the supporting moving body part 4221 and is connected to the reforming connecting part 43 so as to be rotatable And may include a moving support portion 4222.

The modified connecting portion 43 according to an embodiment of the present invention includes a connecting rod portion 431, a connecting rotation portion 432, a connecting mounting portion 433, a connecting supporting portion 434, a connecting connecting portion 435, .

The connecting rod portion 431 has a length up and down. For example, the connection rod portion 431 may be disposed between the reforming operation portion 46 and the vertical portion 30 and may have a length upwardly of the rail portion 100.

The connection rotation part 432 is movably mounted on one side of the connection rod part 431 and is rotatably mounted on the support moving part 422. The connection rotation part 432 includes a connection rotation part 4321 formed at one side of the connection rod part 431, a connection rotation part 4322 which is moved along the connection rotation part 4321, And a connection rotation coupling portion 4323 coupled to the rotary movement portion 4322 and rotatably mounted on the support movement support portion 4222 of the support movement portion 422. [

The connection mounting portion 433 is movably mounted on the other side of the connecting rod portion 431. The connection installation part 433 includes a connection installation track part 4331 formed on the other side of the connection rod part 431 and at least one connection installation moving part 4332 moved along the connection installation track part 4331 . The modification holder section 45 is coupled to the coupling installation moving section 4332 so that the modification holder section 45 can be moved up and down.

The connection support portion 434 is coupled to the connection rod portion 431. For example, the connection support portion 434 may be mounted at the lower end of the connecting rod portion 431. The connection support portion 434 may be disposed to face the movement transmission portion 412 and a modification guide portion 44 may be disposed therebetween.

The connection portion 435 is mounted on the connection support portion 434 and is connected to the movement transmission portion 412 through the modification guide portion 44. In one example, the linking portion 435 may be rotatably mounted to the linkage support portion 434.

The reforming connection part 43 according to an embodiment of the present invention may further include a connection penetration part 436 mounted to the connection support part 434 and penetrating the modification guide part 44. [ The connection piercing portion 436 can change the angle of the connection support portion 434 while being moved along the modification guide portion 44. As a result, the operating angle of the reforming operation portion 46 can be adjusted.

The modification guide portion 44 according to an embodiment of the present invention includes a guide plate portion 441, a guide horizontal hole portion 442, and a guide gradient hole portion 443.

The guide plate portion 441 is mounted on the vertical base portion 32. The guide plate portion 441 may be coupled to the side end portion of the vertical base portion 32 and may extend downward and be disposed between the connection support portion 434 and the movement transfer portion 412. [ A part of the side end of the vertical base portion 32 is cut to form a base hole portion 321. The movement transmitting portion 412 is formed in the base hole portion formed between the guide plate portion 441 and the vertical base portion 32 321 < / RTI > On the other hand, the guide plate portion 441 can be coupled to the support path portion 421 at the bottom surface.

The guide horizontal hole portion 442 is formed in the guide plate portion 441 and is horizontally formed to penetrate the connection moving portion 435 and the connection through portion 436. The guide inclined hole portion 443 extends from the end of the guiding horizontal hole portion 442 and has an inclination downward. Therefore, when the connection penetrating portion 436 is positioned in the guide inclined hole portion 443, the connection penetrating portion 436 and the connecting connecting portion 435 are inclined and the connecting supporting portion 434 to which the connecting connecting portion 436 is coupled is inclined .

11 is a view schematically showing a modified load portion in a rail surface modifying apparatus according to an embodiment of the present invention. Referring to FIG. 11, the reforming unit 40 according to an embodiment of the present invention may further include a reforming load unit 47.

The reforming load section (47) is mounted on the reforming holder section (45) to increase the load. For example, the reforming load portion 47 may be bolted to the reforming holder portion 45 as necessary. When the load of the reforming holder section 45 itself is increased by the reforming load section 47, the load of the reforming operation section 46 itself can be increased. When the load of the reforming operation portion 46 increases, the surface contact between the reforming operation portion 46 and the rail portion 100 can be maintained. In addition, since the amount of the impact is proportional to the load, if the load of the reforming operation portion 46 increases, the amount of impact to the rail portion 100 can be increased.

The operation of the rail surface modifying apparatus according to an embodiment of the present invention will now be described.

The operator grasps the seating grip 15 and places the seating frame 11 above the rail 100. [ At this time, the seating wheel portion 12 is seated on the upper side portion 101, and the seating wheel portion 12 is rotated by the external force, so that the position of the seating frame portion 11 can be adjusted.

When the seat frame part 11 reaches the destination, the seat fixing part 14 is brought into close contact with the side surface part 103 to fix the seat frame part 11. [

The horizontal part 20 and the vertical part 30 are driven to move the position of the reforming part 40 mounted on the vertical part 30 when the mounting frame part 11 reaches and is fixed to the destination.

That is, when the horizontal part 20 and the vertical part 30 are driven, the reforming operation part 46 contacts with the upper side part 101 to perform the reforming operation on the upper side part 101.

When the connection penetration portion 436 is positioned in the guide inclined hole portion 443 by driving the vertical portion 30, the connection support portion 434 is disposed to have an inclination. As a result, the connecting rod portion 431 can be rotated.

When the connection rod portion 431 is rotated, the modification holder portion 45 connected to the connection rod portion 431 and the modification operation portion 46 mounted on the modification holder portion 45 are rotated to contact the curved portion 102 do. The modified operation portion 46 in contact with the curved portion 102 can perform the modification operation to the curved portion 102. [

The rail surface modifying apparatus 1 according to an embodiment of the present invention can perform a modification operation to the upper side surface portion 101 and the curved surface portion 102 of the rail portion 100 by the reforming portion 40.

The rail surface modifying apparatus 1 according to an embodiment of the present invention can move the seating frame section 11 by contacting the rail part 100 with the seating wheel section 12. [

The rail surface modifying apparatus 1 according to an embodiment of the present invention can secure the position of the seating frame unit 11 by bringing the seat fixing unit 14 into close contact with the rail 100. [

The rail surface modifying apparatus 1 according to an embodiment of the present invention is configured such that the seating handle 15 is formed on the seat frame 11 so that the operator can easily move the seat frame 11. [

The rail surface modifying apparatus 1 according to an embodiment of the present invention can move the reforming unit 40 in the horizontal direction and the vertical direction by a combination of the horizontal unit 20 and the vertical unit 30. [

The rail surface modifying apparatus 1 according to the embodiment of the present invention can guide the modification guide 44 to contact the curved surface portion 102 by inducing the inclination of the reforming operation portion 46. [

The rail surface modifying apparatus 1 according to an embodiment of the present invention is configured such that the modified load portion 47 increases the load of the modified operation portion 46 to maintain the surface contact with the rail portion 100, have.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. I will understand. Accordingly, the true scope of protection of the present invention should be defined by the following claims.

10: seat part 11: seat frame part
12: seat wheel part 13: seat support part
14: seat fixing part 15: seat fitting part
20: horizontal part 21: horizontal driving part
22: horizontal moving part 30: vertical part
31: vertical support part 32: vertical base part
33: vertical driving part 34: vertical moving part
40: reforming section 41: reforming migration section
42: reforming support 43: reforming connection
44: reforming guide part 45: reforming holder part
46: reforming operation part 47: reforming load part

Claims (13)

A seat part that is seated and moved on the rail part;
A horizontal part mounted on the seating part and being moved in a longitudinal direction of the rail part;
A vertical part mounted on the horizontal part and moved in a direction perpendicular to the rail part; And
And a modifying portion mounted on the vertical portion and hitting a curved portion formed on an upper side portion of the rail portion and an edge portion of the upper side portion by ultrasonic waves,
The horizontal portion
A horizontal driving unit mounted on the seating unit and having a length in the longitudinal direction of the rail; And
And a horizontal moving part moving in the longitudinal direction of the horizontal driving part,
The vertical portion
A vertical receiving part mounted on the seating part and arranged to face the horizontal driving part;
A vertical base portion mounted on the horizontal moving portion and the vertical receiving portion and being moved in a longitudinal direction of the rail portion;
A vertical driving part mounted on the vertical base part and having a length in a direction orthogonal to the rail part; And
And a vertical moving part which is moved in the longitudinal direction of the vertical driving part,
The modifying unit
A reforming moving part coupled to the vertical moving part;
A reforming support coupled to the vertical base and being moved in the longitudinal direction of the vertical base;
A reforming connection portion rotatably mounted on the reforming support portion and connected to the reforming portion;
A reforming guide portion for guiding the reforming connection portion;
A reforming holder mounted on the reforming connection; And
And a reforming operation unit installed in the reforming holder unit and contacting the rail to provide ultrasonic waves.
2. The apparatus of claim 1,
A seating frame portion disposed above the rail portion;
A seating wheel portion rotatably mounted on the seating frame portion and contacting the rail portion to move the seating frame portion; And
And a seat support unit mounted on the seating frame unit and disposed close to side portions formed on both sides of the rail portion.
3. The apparatus of claim 2,
And at least one seat fixing part mounted on the seat frame part and having a variable length and being in close contact with the rail part.
3. The apparatus of claim 2,
Further comprising: a seating grip portion mounted on the seating frame portion and capable of being gripped.
delete delete delete The method according to claim 1,
A moving unit coupled to the vertical moving unit and interlocked with the vertical moving unit; And
And a movement transmitting portion extending from the moving coupling portion and connected to the reforming connection portion to transmit power.
[10] The apparatus of claim 8, wherein the reforming support
A support path portion mounted on the vertical base portion and having a length in the longitudinal direction of the vertical base portion; And
And a support moving part that moves along the support path part.
10. The apparatus of claim 9, wherein the reforming connection
A connecting bar portion having an upper and a lower length;
A connection rotating part movably mounted on one side of the connecting rod part and rotatably mounted on the supporting moving part;
A coupling installation part movably mounted on the other side of the connecting rod part and coupled with the modification holder part;
A connection support portion coupled to the connection rod portion; And
And a connection portion mounted on the connection support portion and connected to the movement transmission portion through the modification guide portion.
11. The apparatus of claim 10, wherein the reforming connection
And a connection penetration part mounted on the connection support part and penetrating through the modification guide part.
12. The apparatus according to claim 11, wherein the modification guide
A guide plate mounted on the vertical base;
A guide horizontal hole portion formed in the guide plate portion and formed horizontally, the connection moving portion and the connection penetration portion being penetrated; And
And a guide inclined hole portion extending from an end of the guide horizontal hole portion and having an inclination.
The apparatus of claim 1, wherein the modifying unit
And a modifying load unit mounted on the modifying holder unit to increase a load.

Images