KR101804174B1 - Turn table device for painting car - Google Patents

Abstract

The present invention discloses a turntable device for cart painting which provides a cart fixing part to a turntable and can firmly fix or release the cart fixing part so as to prevent the cart from moving. The disclosed turntable device for cart painting of the present invention comprises: a main frame; the turntable which is installed on the main frame, and on which the cart is placed; a lifting part movably provided in the main frame; an elevating rotating part provided in an upper side of the lifting part, and rotated by pushing the cart placed on the turntable to the upper side; and a turntable rotating part provided in the main frame, and rotating the turntable so as to rotate the elevating rotating part.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a turntable device,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a turntable device for painting a railcar, and more particularly, to a turntable device for railcar painting, So that the turntable can be easily operated.

Generally, a railway car refers to a power car, a coach, a car, and a special car manufactured for the purpose of operating on a pair of rails arranged side by side.

The railway car is composed of a truck equipped with wheels for running along the rail and a body capable of loading the vehicle body on the top of the truck, and two trucks are usually coupled to one body.

One bogie is provided with a pair of left and right wheels coupled to the axle, and two axles are installed forward and rearward. At both ends of each axle, an axle box is installed to allow the axle to rotate smoothly. do. Each of the shaft boxes is coupled to a frame, and the frame is provided with a plurality of elastic spring devices for elastically supporting the main body.

The bogies having such a structure are subjected to painting which automatically or manually applies the paint after cleaning and repairing regularly in order to prevent accidental appearance and accident caused by corrosion.

Conventionally, in the painting operation of a truck, a worker moves the painting apparatus in a state in which the carriage is fixed, circulates around the carriage, performs a painting operation, and the paint is not uniformly applied. And even if there is a lifting device, there is a risk that the worker's risk may be caused by eccentricity of one side or deviation of the product. In addition, there is a problem that air circulation is not properly performed in the workplace, the paint is floated, dust is scattered outside the worksite, and environmental pollution occurs.

Therefore, there is a need to improve this.

The background art of the present invention is disclosed in Korean Patent Registration No. 10-1322891 (entitled "Lifting device for undercarriage replacement of electric vehicle", October 22, 2013).

The present invention has been made in view of the above-mentioned need, and it is an object of the present invention to provide a method of controlling the height of a bogie on a turntable, The elevated bogie is able to carry out the bogie painting by rotating the bogie to the desired position by using the turntable rotation part. It is possible to make the wire or hydraulic pipe at the desired angle or 360 degrees Or more, and the elevating hydraulic unit is installed outside the painting room to prevent the deterioration due to the thinner gas in the painting room, so that the maintenance of the turntable substructure and the hydraulic unit can be performed more reliably The object of the present invention is to provide a turntable device have.

According to an aspect of the present invention, there is provided a turntable apparatus for painting a railway car, comprising: a main frame; a turntable installed on the main frame and having a car placed thereon; A lifting unit movably mounted on the main frame; A lifting / lowering unit provided on the lifting unit and rotated while pushing the bogie placed on the turntable upward; And a turntable rotating unit provided on the main frame for rotating the turntable so as to rotate the lifting and lowering unit together.

The lifting unit may include a first support having one side rotatably and slantly connected to the bottom of the main frame; A second support having one side rotatably connected to the bottom of the main frame in a rotatable manner in a direction opposite to the first support; A connection shaft provided at the center of the first support and the second support; A lift member rotatably connected to the other side of the first and second supports; And an elevating cylinder for interconnecting the lower portion of the first support and the upper portion of the second support to elevate and lift the lift member through expansion and contraction.

The first support and the second support are spaced apart from each other by a predetermined interval. The first support and the second support are connected to each other via a reinforcement beam to support a load, and the lift cylinder is a hydraulic cylinder .

The lifting and lowering unit may include a plurality of guide members installed vertically through the turntable. A lifting shaft inserted into the guide member and supporting the bogie laid on the turntable and moving up and down; A support frame for interconnecting and supporting the elevation shafts; And a rotating roller provided below the support frame and interlocked with the turntable rotation part to rotate on the lifting part.

Further, the rotating roller is placed on a guide plate disposed on the upper side of the lift member provided on the lifting unit and is rolled.

The turntable rotation unit may include: a driving motor mounted on the main frame; A sprocket connected to the driving motor through a speed reducer and rotated; A chain member coupled to the sprocket and provided around the turntable to rotate the turntable; And a revolving roller provided on the main frame and contacting the bottom surface of the turntable to guide rotation of the turntable.

In addition, a circular guide plate is further provided on the bottom surface of the turntable so that the wheels of the revolving roller contact and roll, and the chain member is fixedly mounted on a mounting plate provided at a lower edge of the turntable.

The turntable is connected to the bottom of the main frame by a center load supporting part to support a load. The center load supporting part includes a center pillar member extending from the bottom of the main frame to the center of the turntable and supporting a load. And a guide bearing disposed between the upper end of the center pillar member and the center of the turntable to uniformly guide the rotation of the turntable in a concentric manner.

Also, the turntable is prevented from being rotated by the rotation restricting part, and the rotation restricting part is provided with at least one or more than one fixing parts on the outer circumferential surface of the turntable, and a receiving groove part is formed. A restricting cylinder member that is stretchable and contractible to fix the turntable; And a restraining bracket coupled to the shaft of the restricting cylinder member and inserted into the receiving groove of the securing bracket.

Further, the bogie is characterized in that the position is fixed or released by the large height fixing unit on the turntable.

The bogie fixing unit may include: an actuating member provided on the turntable; A lever member hinged to one end of the actuating shaft of the actuating member; And a latch fixing member which is integrally connected to the other end of the lever member and rotates around the hinge to hang or unlatch the wheel side of the bogie.

In addition, the turntable is provided with a position detection sensor for sensing the rotational position of the turntable, and a hydraulic pressure supply unit for supplying the hydraulic pressure to the lifting unit.

 According to the present invention, a turntable device for painting a railway car is used in which a bogie placed on a turntable is raised and lowered at the same position at four points by using a lift device to stably maintain the height, The bogie can be rotated in the normal and reverse directions without twisting the hydraulic hose or the wire to a desired position by using the turntable rotating part, thereby facilitating the bogie painting.

Further, according to the present invention, the rotation position can be firmly maintained by restraining the turntable using the rotation restraining portion, and the load can be firmly supported by the double guide roller.

Further, according to the present invention, the hydraulic electrical parts can be disposed outside the painting room, and the risk of explosion due to the flammable gas in the room can be prevented.

Further, in the present invention, the turntable may be provided with a counter gear to firmly fix or unlock the truck to prevent the flow of the truck.

1 is a front elevational view of a turntable apparatus for railway coating according to an embodiment of the present invention.
FIG. 2 is a side elevational view of a turntable for traction coating according to an embodiment of the present invention.
FIG. 3 is a plan view of a turntable apparatus for railcar paint according to an embodiment of the present invention.
4 is a front elevation view of the turntable for railcar painting according to an embodiment of the present invention.
5 is an elevational side view of a turntable for railcar painting according to an embodiment of the present invention.
FIG. 6 is an enlarged view of a part of a top view of the turntable for track painting according to an embodiment of the present invention.
7 is a detailed view of a turntable rotation unit according to an embodiment of the present invention.
8 is a view showing the main part of the lifting / lowering part according to the embodiment of the present invention.
FIG. 9 is a detailed view of a rotation restraining part according to an embodiment of the present invention.
FIG. 10 is a detailed view of a large height portion according to an embodiment of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a turntable apparatus for painting a railway according to an embodiment of 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. In addition, the terms described below are defined in consideration of the functions of 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.

FIG. 1 is a front elevational view of a turntable for traction coating according to an embodiment of the present invention, FIG. 2 is a side elevational view of the turntable for traction coating according to an embodiment of the present invention, FIG. 4 is a front elevational view of a turntable apparatus for railway painting according to an embodiment of the present invention, and FIG. 5 is a front elevation view of a turntable apparatus for railway painting according to an embodiment of the present invention. Fig. 8 is a side elevational view of the turntable device. Fig.

FIG. 6 is an enlarged view of a part of a top view in a turntable for track painting according to an embodiment of the present invention. FIG. 7 is a detailed view of a turntable rotating unit according to an embodiment of the present invention, FIG. 9 is a view showing a rotation restraining part according to an embodiment of the present invention in detail, and FIG. 10 is a detailed view of the rotation restraining part according to an embodiment of the present invention in detail. Fig.

1 to 10, a turntable apparatus for painting a track according to an embodiment of the present invention includes a main frame 100, a turntable 200, a lifting unit 300, an elevating androtating unit 400, and a turntable rotation unit 500).

The main frame 100 is configured to form an outer shape of the turntable apparatus for painting a railway car according to the present invention and includes a turntable 200, a lifting unit 300, a lifting / lowering unit 400, a turntable So as to support the loads of the main components such as the rotary part 500.

The turntable 200 is installed on the main frame 100 to house the truck 20. The turntable 200 is a circular plate, and a groove portion into which a wheel (wheel) 40 of the truck 20 is inserted can be formed.

The turntable 200 is rotated on the main frame 100 by the turntable rotation unit 500. Although the turntable 200 is shown as a circular plate, it may have various shapes such as a square, a hexagon, and the like.

The lifting unit 300 is provided on the main frame 100 to be movable up and down.

The lifting unit 300 moves the lifting and lowering unit 400 up and down to perform painting in a state where the bogie 20 is seated on the main frame 100. [

The lifting unit 300 includes a first support 310 which is rotatably and slantly connected to the bottom of the main frame 100 and a second support 310 which is rotatably mounted on the bottom of the main frame 100 in a direction opposite to the first support 100, A coupling shaft 330 provided at the center of the first and second supports 310 and 320 and a coupling shaft 330 provided at the center of the first and second supports 310 and 320 A lift member 340 rotatably connected to the other side of the lift member 340 and a lift member 340 connected to the lower side of the first support member 310 and the upper side of the second support member 320, And includes a cylinder 350.

The first support 310 and the second support 320 preferably use square beams. Of course, the first support 310 and the second support 320 can apply various load supporting members.

The first and second supports 310 and 320 are spaced apart from each other by a predetermined interval.

The first and second supports 310 and 320 are connected to each other through the reinforcing beam 360 to support the load.

The stiffening beam (350) allows the use of a bifurcated beam. Of course, it is possible for the reinforcing beam 350 to apply beams of various shapes as the case may be.

The reinforcing beam 360 is connected to one end of the lifting cylinder 350 and includes a first reinforcing beam 362 connecting the pair of first supports 310 and a second reinforcing beam 362 connecting the other end of the lifting cylinder 350 And a second stiffening beam 364 interconnecting the pair of second supports 320.

When the lifting cylinder 300 is extended, the second supporting base 320 is opened with respect to the first supporting base 310 with respect to the connecting shaft 330, The lift members 340 provided at the upper ends of the lift members 310 and 320 are lifted. The lifting and lowering rotation part 400 also ascends.

Conversely, when the lifting cylinder 350 is contracted, the height of the lift member 340 can be lowered through the reverse process.

The lifting cylinder 350 may be a hydraulic cylinder or a pneumatic cylinder. In this embodiment, a hydraulic cylinder is applied.

The lifting and lowering rotation unit 400 is provided on the lifting unit 300 and rotates while pushing the bogie 20 placed on the turntable 200 upward.

A plurality of guide members 410 installed vertically through the turntable 200 to support the bogie 20 mounted on the turntable 200 and inserted into the guide member 410, A supporting frame 430 for supporting the lifting shaft 420 by connecting the lifting shaft 420 and the lifting shaft 420 and a supporting frame 430 for supporting the lifting shaft 420 in cooperation with the turntable rotating part 500, (Not shown).

The guide member 410 may apply a friction bearing or ball bearing so as to reduce the friction when the lifting shaft 420 is lifted.

A cushioning member is provided at the end of the lifting shaft 420 and is brought into contact with the bottom surface of the side surface of the wheel 40 of the truck 20.

The rotating roller 440 rolls on the guide plate 450 disposed on the lifting member 340 provided on the lifting unit 300 in a circular fashion.

Although eight rotary rollers 440 are shown under the support frame 430, the number of the rotary rollers 440 is variable.

The guide plate 450 serves as a railway rail by allowing the wheels of the rotary roller 440 to be rotationally guided when the support frame 430 rotates.

Referring to FIG. 8, a side surface of the rotation roller 440 is provided with a release preventing member 460 that is caught on one side of the guide plate 450 to prevent the guide plate 450 from being separated.

The release preventing member 460 is formed in a U-shape and is hooked on a side portion of the guide plate 450, so that the rotation roller 440 is prevented from being detached upwardly or laterally. The wheels of the rotating roller 440 can rotate the lifting and lowering rotation unit 400 and the turntable 200 in a circular manner on the guide plate 450 while being in contact with the guide plate 450.

The turntable rotation unit 500 is provided in the main frame 100 and rotates the turntable 200 to rotate the rotation unit 400 together.

The turntable rotation unit 500 is rotated on the main frame 100.

The turntable rotation unit 500 includes a drive motor 510 mounted on the main frame 100, a sprocket 520 connected to the drive motor 510 via a speed reducer and rotated, A chain member 530- provided around the turntable 200 to rotate the turntable 520 and a chain member 530- disposed on the upper side of the main frame 100 to contact the bottom surface of the turntable 200 to rotate the turntable 200 And guide rollers 540 for guiding.

A circular guide plate 550 is further provided on the bottom surface of the turntable 200 so that the wheels of the revolving roller 540 are brought into contact with and rolled.

The circular guide plate 550 rotates along the wheels of the pivoting roller 540 when the turntable 200 rotates, thereby performing the same function as the railway rail.

7 and 9, the chain member 530 is fixedly mounted on a mounting plate 560 provided at a lower edge of the turntable 200.

The mounting plate 560 extends to the bottom surface of the turntable 200 while fixing the chain member 530 and fixes the chain member 530 to the turntable 200 through a bolt or a screw connection.

The turntable 200 is connected to the bottom of the main frame 100 by the center load supporting part 600 to support the load.

The center load supporting portion 600 includes a center pillar member 610 extending from the bottom of the main frame 100 to the center of the turntable 200 and supporting a load, And a guide bearing 620 disposed between the center of the turntable 200 and concentrically guiding the rotation of the turntable 200.

The center pillar member 610 is connected and supported to the bottom of the main frame 100 through the center of the support frame 430 and the center of the lift member 340.

The turntable 200 can be prevented from rotating by the rotation restraining part 700. [

The rotation restraining part 700 includes at least one fixing bracket 710 which is provided on the outer circumferential surface of the turntable 200 and on which the receiving groove 712 is formed and a restraining cylinder member 720 And a restraining bracket 730 coupled to the shaft of the restraining cylinder member 720 and inserted into the receiving recess 712 of the retaining bracket 710.

And a restraint wheel member 740 that is rotatably shaft-connected to the restraining bracket 730 coupled to the end of the restraining cylinder member 720 and inserted into the receiving recess 712.

The constraining cylinder member 720 may be an air cylinder or a hydraulic cylinder.

The bogie 20 can be fixed or unlocked by the height adjustment unit 800 on the turntable 200.

The restraining bracket 730 is composed of a pair of plate members spaced vertically, and the restraint wheel member 740 is axially coupled and rotatably supported.

The shift control unit 800 includes an operation member 810 provided on the turntable 200, a lever member 820 having one end hinged to the operation shaft 812 of the operation member 810, a lever member 820 And a latch fixing member 830 which is integrally connected to the other end of the hinge and which is rotated around the hinge so as to hang or release the wheel side of the bogie 20. [

The actuating member 810 is manually operated to push the actuating shaft 812 in order to rotate the lever member 820.

The operation shaft 812 may further include a guide member 840 which is inserted into the guide hole 842 for an authorized guide when moving straight.

The guide member 840 is formed in a block shape and fixed to the turntable 200.

The operation member 810 may be provided with a handle portion 814 so as to be held by hand.

The operation member 810 may have a lock portion (not shown) for restricting the position of the carriage 20 in a state of fixing or releasing the carriage 20. Since the lock portion is a configuration that is commonly used, a detailed description thereof will be omitted.

Meanwhile, although the operation member 810 is shown and described in a manual operation mode, if the hydraulic hose, the twist of the electric wire, or the like is solved according to the need, the operation member 810 may be configured to operate in an automatic operation manner such as a hydraulic cylinder or a pneumatic cylinder or an electric actuator have.

The lever member 820 is hingedly connected to the operation shaft end of the operation member 810 and rotates along the guide hole 842 of the guide member 840 when the operation member 810 is moved to the right. The lever member 820 moves to the right so that the lever member 820 is inclined to the left so that the integrally hinged engaging member 830 is horizontally disposed to the left (counterclockwise) 40 can be released.

When the operation member 810 is pushed to the left, the operation shaft 812 moves to the left along the guide hole 842 of the guide member 840 and the lever member 820 is inclined to the right. The hinged fastening members 830 are vertically disposed by turning the hinged fastening members 830 to the right (clockwise), so that the wheels 40 can be fixed by hooking them.

The turntable 200 is provided with a stationary position sensor 900 for sensing the rotational position of the turntable 200 on the circumference of the turntable 200. [

Preferably, the position sensor 900 is an optical sensor. Of course, it is possible to apply various other sensors such as a touch sensor, a magnetic proximity sensor, and the like.

The position detection sensor 900 can detect whether the turntable 200 rotates at a set angle such as 45 degrees or 90 degrees with respect to the main frame 100 by irradiating the main frame 100 with light.

The turntable apparatus for painting a track according to an embodiment of the present invention may be provided with a hydraulic pressure supply unit 950 (hydrolic unit) for supplying hydraulic pressure to the lifting unit 300.

The turntable apparatus for painting on a turntable according to an embodiment of the present invention is a turntable apparatus for painting on a turntable by elevating and lowering a cart on a turntable using a lift unit and rotating the elevated cart by a turntable rotating unit to a desired position, This is the effect that can be performed.

Further, according to the present invention, the rotation position can be firmly maintained by restraining the turntable using the rotation restricting portion. Further, according to the present invention, a center load supporting portion is provided at the center of the turntable so that the turntable can be rotated concentrically while supporting the load of the turntable when the turntable rotates. Further, in the present invention, the turntable may be provided with a counter gear to firmly fix or unlock the truck to prevent the flow of the truck.

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.

20: Bogie 40: Wheel
100: main frame 200: turntable
300: lifting part 310: first support
320: second support base 330: connection shaft
340: Lift member 350: Lift cylinder
360: reinforcing beam 400:
410: guide member 420: lift shaft
430: support frame 440: rotating roller
450: guide plate 460: release preventing member
500: turntable rotation part 510-: drive motor
520: sprocket 530: chain member
540: turning roller 550: circular guide plate
600: center load supporting portion 610: center pillar member
620: guide bearing 700: rotation restraining part
710: Fixing bracket 720: Constraining cylinder member
730: Restraint bracket 740: Restraint roller member
800: Large height control unit 810: Operation member
812: Operation shaft 814: Handle section
820: lever member 830:
840: guide member 842: guide hole
900: Positional confirmation sensor 950: Hydraulic supply unit

Claims (12)

Mainframe:
A turntable mounted on the main frame and having a carriage therein;
A lifting unit movably mounted on the main frame;
A lifting / lowering unit provided on the lifting unit and rotated while pushing the bogie placed on the turntable upward; And
And a turntable rotation unit provided in the main frame for rotating the turntable so as to rotate the lifting and lowering unit together,
The elevating /
A plurality of guide members installed vertically through the turntable;
A lifting shaft inserted into the guide member and supporting the bogie laid on the turntable and moving up and down;
A support frame for interconnecting and supporting the elevation shafts; And
A rotatable roller provided below the support frame and interlocked with the turntable rotation part to rotate on the lifting part;
Wherein the turntable is a turntable.
The method according to claim 1,
The lifting unit includes:
A first support having one end rotatably and slantingly connected to the bottom of the main frame;
A second support having one side rotatably connected to the bottom of the main frame in a rotatable manner in a direction opposite to the first support;
A connection shaft provided at the center of the first support and the second support;
A lift member rotatably connected to the other side of the first and second supports; And
An elevating cylinder connecting the lower portion of the first support and the upper portion of the second support to move the lift member up and down through expansion and contraction;
Wherein the turntable is a turntable.
3. The method of claim 2,
The first and second supports are spaced apart from each other by a predetermined interval,
The first support and the second support are interconnected through a reinforcement beam to support a load,
Wherein the lifting cylinder is a hydraulic cylinder.
delete The method according to claim 1,
Wherein the rotating roller is placed on a guide plate disposed in a circular shape on the lift member provided on the lifting unit and is rolled.
3. The method according to claim 1 or 2,
The turntable-
A drive motor installed on the main frame;
A sprocket connected to the driving motor through a speed reducer and rotated;
A chain member coupled to the sprocket and provided around the turntable to rotate the turntable; And
A revolving roller provided on the main frame and contacting the bottom surface of the turntable to guide rotation of the turntable;
Wherein the turntable is a turntable.
The method according to claim 6,
A circular guide plate is further provided on the bottom surface of the turntable so that the wheels of the revolving roller contact and roll,
Wherein the chain member is fixedly mounted on a mounting plate provided at a lower corner of the turntable.
The method according to claim 1,
The turntable is connected to the bottom of the main frame by a center load supporting part to support a load,
The center load supporting unit includes: a center pillar member extending from the bottom of the main frame toward the center of the turntable and supporting a load; And
A guide bearing provided between the upper end of the center pillar member and the center of the turntable to uniformly guide the rotation of the turntable in a concentric manner;
Wherein the turntable is a turntable.
The method according to claim 1,
The turntable is prevented from rotating by the rotation restricting portion,
Wherein the rotation restraining portion includes at least one or more than one retaining brackets formed on an outer circumferential surface of the turntable,
A restricting cylinder member that is stretchable and contractible to fix the turntable; And
A restraining bracket coupled to a shaft of the restricting cylinder member and inserted into the receiving groove of the securing bracket;
Wherein the turntable is a turntable.
The method according to claim 1,
Wherein the bogie is fixed or unfixed on the turntable by the height adjustment mechanism.
11. The method of claim 10,
The braking /
An actuating member provided on the turntable;
A lever member hinged to one end of the actuating shaft of the actuating member;
And a latch fixing member which is integrally connected to the other end of the lever member and rotates about the hinge to hang or unlatch the wheel side of the vehicle
Wherein the turntable is a turntable.
The method according to claim 1,
Wherein the turntable is provided with a position detection sensor for detecting a rotation position of the turntable on the circumference side,
And a hydraulic pressure supply unit for supplying hydraulic pressure to the lifting unit.

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