KR20170079444A

KR20170079444A - Cart Wheel Cleaning Device

Info

Publication number: KR20170079444A
Application number: KR1020150190028A
Authority: KR
Inventors: 권우석
Original assignee: (주)서연오토비전
Priority date: 2015-12-30
Filing date: 2015-12-30
Publication date: 2017-07-10
Also published as: KR101769964B1

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wheel cleaning apparatus for a carriage car, which comprises a guide rail provided at a predetermined interval on a ground surface and having a predetermined length, and a guide rail provided between the pair of guide rails, A holder unit for holding a transporting car placed between a pair of guide rails provided on the pair of engaging brackets, and a pair of guide rails provided on the pair of guide rails, And a movement drive unit installed on the pair of guide rails and for moving the carriage held by the holder unit. Accordingly, while the carrier is moved from the component room to the assembly room for manufacturing the finished product after the parts are loaded, the foreign matter adhered to the wheel is cleaned and moved by the wheel cleaning device, Can be prevented.

Description

Cart Wheel Cleaning Device of Carriage Bogie

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wheel washing apparatus for a carrier truck, and more particularly, to a wheel washing apparatus for a carrier truck which can clean a wheel of a carrier truck when a carrier truck for carrying and transporting components is moved from a component room to an assembly room .

Generally, factories use forklift trucks and simple type transportation vehicles (hereinafter referred to as "transport buggies") in order to facilitate transportation of materials and products. Especially, in a factory requiring a clean environment, In case of entering or leaving the factory from time to time, contamination such as sand or soil is present on the wheels from the outside of the factory, so entering the factory without removing it causes severe pollution on the floor of the factory, .

In addition, in such a factory environment, contamination such as sand or soil remaining on the transportation car wheel is damaged by covering or coating the bottom of the factory, thereby increasing the maintenance cost of the factory, Broken bonsai has a problem in that it causes secondary inflammation in product production.

Korean Patent Laid-Open No. 10-2012-0094652 (Aug. 27, 2012)

SUMMARY OF THE INVENTION Accordingly, it is an object of the present invention to provide a wheel washing apparatus for a vehicle, It has its purpose.

It is another object of the present invention to provide a wheel cleaning apparatus for a vehicle that can prevent contamination of the periphery of the apparatus when the wheels are cleaned by constructing the wheel so that foreign substances and water are not scattered during cleaning.

According to an aspect of the present invention, there is provided a method of cleaning a wheel of a transportation car, comprising the steps of: a pair of guide rails provided at a predetermined interval on the ground, A holder unit for holding a carrying carriage which is provided between the pair of guide rails and which is provided on the pair of engaging brackets, And a moving drive unit installed on the bracket and the pair of guide rails, respectively, for moving the carriage held by the holder unit.

The holder unit includes a contact member movably coupled to the engagement bracket and moved in a direction orthogonal to the movement direction of the transportation carriage so as to be in close contact with both side surfaces of the transportation carriage and a contact member which moves the contact member toward both sides of the transportation carriage And an engaging member provided on the tightening member and engaged with a rear edge of the transporting carriage in a direction in which the transporting carriage moves when the contact member is in close contact with both sides of the transporting carriage.

The moving drive unit includes a first motor coupled to the coupling bracket and generating a rotational force, a pinion gear coupled to the first motor and rotated, a second gear coupled to the guide rail in the longitudinal direction, It is preferable to include a rack gear.

The cleaning unit includes a housing having an installation space at an upper portion thereof, a foreign matter removing roller rotatably installed in the installation space for removing foreign substances from the wheels of the transportation bogie, a second motor for rotating the foreign matter removing roller, And a power transmitting member for transmitting the power of the second motor to the foreign material removing roller.

The power transmitting member preferably includes a driving gear coupled to the second motor and rotated, and a driven gear engaged with the driving gear and rotated by being coupled to the foreign matter removing roller rotatably coupled to the housing.

Further, when the foreign matter removing roller is constituted by two or more foreign matter removing rollers, the power transmitting member is constituted by coupling two driven gears from the second foreign matter removing roller, and the driven gears of the adjacent foreign matter removing rollers are connected by the connecting member It is preferable that the rotational force of the second motor is transmitted.

It is preferable that the cleaning unit further includes a water jetting member for jetting water to the foreign material removing roller, which is installed in parallel to the foreign matter removing roller in the installation space of the housing.

It is preferable that the cleaning unit further includes an air jet unit for starting the cleaning of the wheel with the foreign material removing roller and jetting air to the wheel after a predetermined time to remove water from the wheel.

The cleaning unit may further include a scattering prevention unit for preventing foreign matter generated during cleaning and water from being sprayed from the air spray when the air is sprayed to remove water by spraying air with the wheels desirable.

In addition, the scattering prevention unit includes a suction portion for sucking foreign matter and water when cleaning the wheels, a cover for covering a part of the upper portion of the opened portion of the housing to prevent water and foreign matter from scattering during air injection, A rotating shaft rotatably coupled to the housing, and a driving unit coupled to the housing for rotating the rotating shaft.

According to the present invention, since the carriage is moved from the component room to the assembly room for manufacturing the finished product after the parts are loaded, the foreign substances adhered to the wheel are cleaned by the wheel cleaning device and then moved, It is possible to prevent the thread from being contaminated.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of a wheel washing apparatus for a carrier according to an embodiment of the present invention; FIG.
Fig. 2 is a side view showing the wheel washing apparatus of the carrier truck of Fig. 1; Fig.
3 is a perspective view showing the holder unit in the wheel washing apparatus of the carrier truck of FIG.
Figure 4 is a side view of the holder unit of Figure 3;
Fig. 5 is a perspective view showing the cleaning unit in the wheel cleaning device of the carrier truck of Fig. 1; Fig.
Figure 6 is a plan view of the cleaning unit of Figure 5;

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in 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 terms 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 perspective view showing a wheel washing apparatus of a carrier truck according to an embodiment of the present invention, FIG. 2 is a side view showing a wheel washing apparatus of the carrier truck of FIG. 1, 1 is a perspective view showing a holder unit in a wheel washing apparatus. Fig. 4 is a side view showing the holder unit of Fig. 3, Fig. 5 is a perspective view showing the cleaning unit in the wheel cleaning device of the transportation bogie of Fig. 1, and Fig. 6 is a plan view showing the cleaning unit of Fig.

As shown in the figure, the carriage car wheel cleaning apparatus 100 according to an embodiment of the present invention is for cleaning the wheels 102 by moving the carriage 101 equipped with the wheels 102, Includes a rail 110, a moving unit 120, and a cleaning unit 200.

The guide rails 110 are arranged parallel and spaced apart from each other by a predetermined distance and fixed to the ground. The distance between the pair of guide rails 110 is greater than the width of the transportation carriage 101 so that the transportation carriage 101 reciprocates between the pair of guide rails 110. That is, the guide rail 110 is formed of a member having a cross section of "I" shape.

The moving unit 120 is for moving the transportation carriage 101 positioned at one side of the guide rail 110 to the cleaning unit 200 and includes a coupling bracket 121, a moving drive unit 122, a holder unit 123 ).

The engaging bracket 121 serves to movably mount the components constituting the moving unit 120 on the guide rails 110. The coupling bracket 121 is coupled to the pair of guide rails 110 and is moved.

The moving drive unit 122 is installed in the pair of coupling brackets 121 to generate power and is constituted by a first motor 122a, a pinion gear (not shown), and a rack gear 122b.

The first motor 122a is mounted on the engagement bracket 121 to generate power.

The pinion gear 122c is coupled to the drive shaft of the first motor 122a and is rotated. That is, the pinion gear 122c is mounted on the drive shaft of the first motor 122a and rotated together with the drive shaft.

The rack gear 122b is installed on one side of the guide rail 110, and is provided with the gear teeth formed thereon facing upward.

The holder unit 123 is provided on the coupling bracket 121 and is for holding both sides of the conveyance carriage 101 provided between the pair of guide rails and includes a contact member 123a, a first cylinder 123b, Member 123c.

The contact member 123a has a pair of plate members having a predetermined length and is movably provided on the coupling bracket 121 and closely contacted with both sides of the transportation bogie 101. [

The first cylinder 123b is provided in a direction orthogonal to the guide rail 110 for moving the contact member 123a in a space between the pair of guide rails 110 from the outside of the guide rail. Is operated by receiving pressure from a separate pressure supply portion of the first cylinder 123b.

The engaging member 123c is provided at the rear end of the transporting carriage 101 in the contact member 123a and is moved together when the contact member 123a is advanced by the first cylinder 123b, And is formed so as to be caught by the rear side edge.

The engaging member 123c is engaged with the urging member 123a and is coupled by the first cylinder 123b and movably coupled to the conveying carriage 101 by the operation of the first cylinder 123b, 123a may be moved and moved by the operation of the first cylinder 123b to support the rear surface of the carriage 101 to be hooked.

It is preferable that all of the tight contact member 123a, the first cylinder 123b and the engaging member 123c are formed of at least one pair so that the holder unit 123 can press and hold both sides of the carriage 101 Do.

The cleaning unit 200 is provided between a pair of guide rails 110 which are guide rails 110 to stop the transporting carriage 101 moved by the moving unit 120 and then to the lower end of the transporting carriage 101 The wheel 102 is cleaned.

The cleaning unit 200 includes a housing 210 having an installation space at an upper portion thereof and a plurality of foreign materials for removing foreign substances adhered to the wheels 102 of the transportation car 101, A second motor 230 for generating power for rotating the foreign material removing roller 220 and a power transmitting member 220 for transmitting the power of the second motor 230 to the foreign material removing roller 220. [ (240).

The housing 210 is formed in the shape of a box having an open top, and main components constituting the cleaning unit 200 are installed therein.

The housing 210 is moved between the guide rails 110 of the transportation bogie 101 and the transportation bogie 101 is lifted so that the wheels 102 of the transportation bogie 101 can be lifted onto the foreign matter removing roller 220 provided on the housing 210 And the inclined member 211 is coupled to the side surface of the housing 210 on the movement direction side of the housing 210.

The foreign material removing roller 220 is rotatably coupled to the interior of the housing 210 and disposed across the inside of the housing 210 in a direction perpendicular to the moving direction of the transportation truck 101. That is, the foreign material removing roller 220 has shaft members 221 protruding axially at both ends thereof and protruding out through the side surface of the housing 210. Here, it is assumed that at least two foreign substance removing rollers 220 are formed, and three foreign substance removing rollers 220 are formed in one embodiment of the present invention.

The second motor 230 is coupled to the outer surface of the housing 210 to generate power.

The power transmitting member 240 includes a driving gear 241 coupled to the second motor 230 and a driving gear 241 coupled to the driving gear 241 so as to rotate on the shaft member 221 of one foreign material removing roller 220 Another driven gear 242 coupled to the shaft member 221 of the other foreign material removing roller 220 and a driven gear 242 coupled to the gear of the driven gear 242 and the gear of the other driven gear 242, And a connecting member 243 connected to the tooth.

The driven gear 242 is provided on the shaft member 221 of the foreign material removing roller 220. When the foreign material removing roller 220 is constituted by two or more of the foreign material removing rollers 220, And two driven gears 242 are provided in the driven gear 221.

6, when three foreign material removing rollers 220 are provided, the first and second foreign material removing rollers 220 and 220 are provided with shaft members 221 provided at both ends of the first foreign material removing roller 220, One driven gear 242 is provided at one end of the shaft member 221 at one end of both ends of the second foreign material removing roller 220 and two driven gears 242 are provided at the other end of the shaft member 221 of the other end, (242). One driven gear 242 is provided at each end of the third foreign material removing roller 220.

At this time, the driven gear 242 of the first foreign material removing roller 220 and the first driven gear 242 of the second foreign material removing roller 220 are connected to the connecting member 243, The second driven gear 242 and the first driven gear 242 of the third foreign material removing roller 220 are connected to the connecting member 243 so that the power of the second motor 230 is transmitted to the foreign material removing roller 220 .

Here, the foreign matter removing roller 220 is provided with a cloth or a brush on its surface, and wipes foreign matter adhering to the wheel 102 while rotating.

The cleaning unit 200 further includes a water injection member 250 provided in an installation space of the housing 210 to spray water to the foreign material removing roller 220.

The water jetting member 250 is disposed between the plurality of foreign substances removing rollers 220 in the installation space of the housing 210 and is installed in the same direction as the foreign substance removing roller 220, And a plurality of ejection holes 251 for ejecting water. A valve is provided in the water injection member 250 and the connection hose connected to the water injection member 250 so that the valve is actuated when the second motor 230 is driven so that the injection hole 251 of the water injection member 250 And the water is sprayed through the nozzle.

The cleaning unit 200 further includes an air spraying unit 260 for starting the cleaning of the wheel 102 with the foreign material removing roller 220 and spraying air with the wheel after a certain period of time to remove water from the wheel do.

The air injecting unit 260 injects air into the wheel 102 while the wheel 102 is being cleaned by the foreign material removing roller 220 to remove water from the wheel 102. In this case, And an air supply device (not shown) separately provided.

The cleaning unit 200 may also clean the wheel 102 with the foreign material removing roller 220 and start the removal of the wheel 102 when the wheel 102 starts to remove water by jetting air from the air jetting unit 260 to the wheel 102. [ And a scattering prevention unit 270 for preventing scattering of foreign substances generated during cleaning and water caused by air jet.

The scattering prevention unit 270 includes a suction portion 271 for sucking foreign substances and water when cleaning the wheel 102 and a suction portion 271 for preventing water and foreign matter from being scattered during air injection, That is, it includes a cover 272 rotatably provided on the front and rear sides of the foreign material removing roller 220.

The suction unit 271 is provided at the front and rear sides of the housing 210 on the moving direction of the transportation bogie 101 and includes an inclined member 211 for guiding the transportation bogie 101 to move to the upper portion of the housing 210 Which is provided in the housing 210, includes a suction member and a suction force generating unit connected to the suction member to generate a suction force.

Here, the suction member is connected to the inner surfaces on the front and rear sides in the traveling direction of the transportation bogie 101 in the installation space of the housing 210, and is connected to the suction force generating unit by a separate connection pipe (not shown).

The cover 272 is rotatably coupled to the front and rear of the opened upper portion of the housing 110 in the direction in which the transportation bogie 101 moves by the rotation shaft. The rotating shaft is configured to rotate by a motor or a cylinder which is a separate driving unit.

Here, when the driving unit is a motor, the driving shaft of the motor is connected to the rotating shaft or connected by a plurality of gears to rotate the rotating shaft.

When the driving unit is constituted by a cylinder, the cover is pivoted about the rotation axis when the cylinder is pushed against the rotation shaft.

Hereinafter, the operation of the wheel washing apparatus of the carrier truck according to the embodiment of the present invention will be described briefly.

First, the carriage 101 to be cleaned of the wheel 102 is placed at the entrance between the pair of guide rails 110, which are the guide rails 110, to prepare for the wheel washing of the carriage 101.

Thereafter, the moving unit 120 of the wheel washing apparatus 100 is operated.

That is, the first cylinder 123b of the holder unit 123 in the moving unit 120 is operated. The tight contact member 123a coupled to the first cylinder 123b is brought into close contact with the side surface of the transportation carriage 101 and the engaging member 123c coupled to the tight contact member 123a is moved in the rearward direction of the transportation carriage 101 It hangs on the edge.

When the tight contact member 123a and the engaging member 123c of the holder unit 123 are tightly engaged with the carriage 101, the first motor 122a of the movement drive unit 122 is driven to generate power .

Since the pinion gear coupled to the first motor 122a rotates and the pinion gear is meshed with the rack gear 122b, the rack gear 122b is rotated by the rack gear 122b and moved toward the cleaning unit 200 . At the same time, the carriage 101 held in the holder unit 123 of the moving unit 120 moves toward the cleaning unit 200.

The transporting carriage 101 is moved toward the cleaning unit 200 and the foreign material removing roller 220 is lifted from the cleaning unit 200 through the inclined member 211 of the housing 210 and exposed to the opened upper portion of the housing 210, It stops at the top.

The foreign matter removing roller 220 rotates as the valves of the second motor 230 and the water jetting member 250 of the cleaning unit 200 are operated. At this time, the ejection holes of the water jetting member 250 251 to the foreign material removing roller 220.

After the wheel 102 has been cleaned for a predetermined time by the foreign material removing roller 220 wetted with water sprayed from the water spraying member 250, the scattering prevention unit 270 and the air spraying unit 260 of the cleaning unit 200, For a certain period of time.

As described above, when the scattering prevention unit 270 and the air spraying unit 260 are operated, the cover 272 rotated at a predetermined inclination prevents foreign matter and water from being scattered to the outside, The foreign substances and the water that are prevented from scattering are sucked by the operation of the water supply device.

According to the above-described wheel washing apparatus for a carriage car according to an embodiment of the present invention, when a carrier truck carrying and carrying various components moves from a component room to an assembly room for producing finished products after loading parts, So that the assembly chamber, which performs the assembly, can be prevented from being contaminated.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, It is understandable. Accordingly, the true scope of the present invention should be determined by the following claims.

100: Wheel cleaning device
101: carriage 102: wheel
110: Guide rail
120: Moving unit
121: engaging bracket 122: moving drive unit
122a: first motor 122b: rack gear
123: holder unit 123a:
123b: first cylinder 123c: engaging member
200: cleaning unit
210: Housing
211: inclined member
220: foreign matter removing roller
221: shaft member
230: second motor
240: Power transmission member
241: driving gear 242: driven gear
243:
250: Water injection member
251: injection hole
260:
270: Shatterproofing unit
271: suction portion 272: cover

Claims

A pair of guide rails provided on the ground at predetermined intervals, the guide rails having a predetermined length;
A cleaning unit provided between the pair of guide rails for cleaning the wheels of the carrier truck;
A coupling bracket movably coupled to the pair of guide rails, respectively;
A holder unit provided on the pair of coupling brackets for holding a transportation car placed between the pair of guide rails;
A moving driving unit for moving a carrying truck held by the holder unit, the moving driving unit being mounted on the pair of coupling brackets and the pair of guide rails, respectively;
Wherein the wheel cleaning device comprises:

The method according to claim 1,
In the holder unit,
A contact member movably coupled to the engagement bracket and moved in a direction orthogonal to the movement direction of the transportation carriage and closely attached to both side surfaces of the transportation carriage;
A first cylinder for moving the contact member toward both side surfaces of the transportation bogie;
An engaging member provided on the contact member and engaged with a rear edge of the carrying cart in a direction in which the carrying cart is moved when the contact member is in close contact with both sides of the carrying cart;
Wherein the wheel cleaning device comprises:

The method according to claim 1,
In the moving drive unit,
A first motor coupled to the engagement bracket and generating a rotational force;
A pinion gear coupled to the first motor and rotated;
A rack gear mounted to the guide rail in the longitudinal direction, the pinion gear being engaged with the rack gear;
Wherein the wheel washing device comprises:

The method according to claim 1,
In the cleaning unit,
A housing having an installation space in which an upper portion is opened;
A foreign matter removing roller rotatably installed in the installation space for removing foreign matters from the wheels of the transportation car;
A second motor for rotating the foreign material removing roller;
A power transmitting member for transmitting the power of the second motor to the foreign material removing roller;
Wherein the wheel washing device comprises:

The method of claim 4,
The power transmitting member
A driving gear coupled to the second motor and rotated;
A driven gear engaged with the driving gear and coupled to the foreign matter removing roller rotatably coupled to the housing and rotating;
Wherein the wheel cleaning device comprises:

The method of claim 5,
The power transmitting member
When two or more foreign substance removing rollers are constituted by two or more foreign matter removing rollers, two driven gears are combined from the second foreign substance removing roller,
And a driven gear of a neighboring foreign material removing roller is connected by a connecting member to transmit a rotational force of the second motor.

The method of claim 4,
In the cleaning unit,
Further comprising a water jetting member for jetting water to the foreign material removing roller, the water jetting member being spaced apart from the foreign matter removing roller in the installation space of the housing and installed parallel thereto.

The method of claim 7,
In the cleaning unit,
Further comprising an air jetting unit for jetting air to the wheel after a predetermined period of time after the wheel starts to be wiped by the foreign material removing roller to remove water from the wheel.

The method of claim 8,
In the cleaning unit,
Further comprising a scattering prevention unit for preventing scattering of foreign matter generated during washing and water caused by air jetting when the air is jetted to jet the air through the wheel to remove water, Wheel washers.

The method of claim 9,
The scattering-
A suction part for sucking foreign substances and water when washing the wheels;
A cover which covers a part of the upper part of the opening of the housing to prevent water and foreign matter from being scattered when blowing air;
A rotating shaft fixed to the cover and rotatably coupled to the housing;
A driving unit coupled to the housing to rotate the rotating shaft;
Wherein the wheel washing device comprises: