KR102634920B1 - Steel plate washing machine - Google Patents

Abstract

The present invention includes a main body 110; A transfer roller 120 formed at the front and middle of the main body 110 to rotate in contact with the upper and lower surfaces of the steel plate (A) to transfer it backwards; A steam injection unit 130 configured to spray steam on the upper and lower surfaces of the steel plate A passing through one front side of the main body 110; A washing water spray unit 140 formed to spray washing water on the upper and lower surfaces of the steel plate A passing through the other front side of the main body 110; A high-pressure gas injection unit 150 formed to spray high-pressure gas on the upper and lower surfaces of the steel plate A passing through one rear side of the main body 110; A discharge unit 160 formed at the upper front of the steam injection unit 130 and the washing water injection unit 140 to collect the steam and washing water that collides with the upper surface of the steel plate (A) and discharge it to the outside. The present invention is intended to provide a steel plate cleaning device, and has the effect of improving production quality by thoroughly cleaning foreign substances remaining on the surface of the steel plate being transported. In addition, the present invention has the effect of preventing secondary contamination of the steel plate by preventing scattering of washing water and steam. In particular, the present invention has the effect of improving the cleaning efficiency of steel sheets by easily adjusting the angle of the high-pressure gas injection unit.

Description

Steel plate washing machine}

The present invention relates to a steel plate cleaning device, and more specifically, to a steel plate cleaning device that removes various foreign substances from the surface of a steel plate.

Generally, steel plate cleaning equipment is used to remove various foreign substances, such as rust prevention oil, from the surface of steel plates produced in the steelmaking process.

However, in the past, washing water generated in the process of removing foreign substances was scattered to the surrounding area, causing secondary contamination of the steel plate.

In addition, since the angle of the high-pressure gas spray nozzle for removing washing water remaining on the surface of the steel sheet cannot be easily adjusted, there is a structural problem that makes it difficult to respond appropriately depending on the specifications and transfer speed of the steel sheet.

Korea Public Utility Model No. 20-1999-0014223 (April 26, 1999) Korean Patent Publication No. 10-2010-0102174 (2010.09.20.) Korean Patent No. 10-1279634 (2013.06.26.) Korean Patent No. 10-2073103 (2020.02.04.)

Therefore, the present invention was devised to solve the above-described conventional problems,

The purpose of the present invention is to provide a steel plate cleaning device that can completely clean foreign substances remaining on the surface of the steel plate being transported.

Another object of the present invention is to provide a steel plate washing device that can prevent splashing of washing water, etc.

In particular, another object of the present invention is to provide a steel plate cleaning device that can easily adjust the angle of the high-pressure gas injection unit.

The steel plate cleaning device 100 of the present invention to achieve the above object,

main body 110; A transfer roller 120 formed at the front and middle of the main body 110 to rotate in contact with the upper and lower surfaces of the steel plate (A) to transfer it backwards; A steam injection unit 130 configured to spray steam on the upper and lower surfaces of the steel plate A passing through one front side of the main body 110; A washing water spray unit 140 formed to spray washing water on the upper and lower surfaces of the steel plate A passing through the other front side of the main body 110; A high-pressure gas injection unit 150 formed to spray high-pressure gas on the upper and lower surfaces of the steel plate A passing through one rear side of the main body 110; A discharge unit 160 formed at the upper front of the steam injection unit 130 and the washing water injection unit 140 to collect the steam and washing water that collides with the upper surface of the steel plate (A) and discharge it to the outside. It is characterized by

Here, a wheel 111 formed at the lower part of the main body 110 to be able to move along a rail 10 formed in a direction perpendicular to the transport direction of the steel plate A; It is characterized in that it includes a driving means 112 for driving the wheel 111.

In addition, height adjustment means (121, 131, 141, 151) formed to move the transfer roller 120, steam injection unit 130, washing water injection unit 140, and high-pressure gas injection unit 150 in the vertical direction; including; It is characterized by

In particular, it is characterized in that it includes an angle adjuster 153 formed to adjust the injection angle of the high-pressure gas injection unit 150.

And the discharge unit 160 has a central axis 161; a spiral portion 162 formed in the shape of a spiral in different directions as it goes outward along the longitudinal direction from the middle of the central axis 161; An induction pipe (163) formed along the longitudinal direction to surround the outer side of the spiral portion (162), with an induction hole (163a) formed in the longitudinal direction in the middle of the upper part, and having a discharge hole (163b) on the outside; An inlet pipe 164 is formed along the longitudinal direction to surround the outside of the induction pipe 163, and forms an inlet hole 164a at the bottom with a constant length in the longitudinal direction.

Meanwhile, a hopper 170 formed inside the main body 110 to entirely surround the transfer roller 120, the steam injection unit 130, the washing water injection unit 140, and the discharge unit 160; A support portion 180 formed at the rear lower part of the main body 110 to receive foreign substances and washing water that fall from the surface of the steel plate (A) due to the operation of the high-pressure gas injection unit 150; A storage tank 190 is connected to the hopper 170 and the support unit 180 to store washing water and foreign substances therein, and is provided with a discharge pump 191 on one side.

In addition, the lower surface of the steel plate (A) passing through the lower portion of the transfer roller 120, steam injection unit 130, washing water injection unit 140, and high pressure gas injection unit 150 is provided inside the main body 110. It is characterized in that it includes a support member 200 formed to support it.

The present invention has the effect of improving production quality by completely cleaning foreign substances remaining on the surface of the steel plate being transported.

In addition, the present invention has the effect of preventing secondary contamination of the steel plate by preventing scattering of washing water and steam.

In particular, the present invention has the effect of improving the cleaning efficiency of steel sheets by easily adjusting the angle of the high-pressure gas injection unit.

1 is a front view showing the structure of the steel plate cleaning device of the present invention.
Figure 2 is a side view showing the structure of the steel plate cleaning device of the present invention.
Figure 3 is a longitudinal cross-sectional view showing the structure of the discharge unit in the present invention.
Figure 4 is a cross-sectional view showing the structure of the discharge unit in the present invention.
Figure 5 is a front view showing the structure of the support in the present invention.
Figures 6 and 7 are reference diagrams showing the operating state of the steel plate cleaning device of the present invention.

As described above, the configuration of the present invention will be described in detail with the accompanying drawings as follows.

Figure 1 is a front view showing the structure of the steel plate cleaning device of the present invention, Figure 2 is a side view showing the structure of the steel plate cleaning device of the present invention, and Figure 3 is a longitudinal cross-sectional view showing the structure of the discharge unit in the present invention. , Figure 4 is a cross-sectional view showing the structure of the discharge unit in the present invention, Figure 5 is a front view showing the structure of the support in the present invention, and Figures 6 and 7 show the operating state of the steel plate washing device of the present invention. It shows a reference diagram for display.

The present invention includes a main body 110; A transfer roller 120 formed at the front and middle of the main body 110 to rotate in contact with the upper and lower surfaces of the steel plate (A) to transfer it backwards; A steam injection unit 130 configured to spray steam on the upper and lower surfaces of the steel plate A passing through one front side of the main body 110; A washing water spray unit 140 formed to spray washing water on the upper and lower surfaces of the steel plate A passing through the other front side of the main body 110; A high-pressure gas injection unit 150 formed to spray high-pressure gas on the upper and lower surfaces of the steel plate A passing through one rear side of the main body 110; It includes a discharge unit 160 formed at the upper front of the steam injection unit 130 and the washing water injection unit 140 to collect steam and washing water that collide with the upper surface of the steel plate (A) and discharge it to the outside. .

In particular, a wheel 111 formed at the lower part of the main body 110 to be able to move along a rail 10 formed in a direction perpendicular to the transport direction of the steel plate A; By including a driving means 112 for driving the wheel 111, when washing the steel plate A, the main body 110 is moved forward along the rail 10 to transport the steel plate A. If maintenance is performed in the opposite direction, follow-up work can be performed by moving the main body 110 rearward along the rail 10.

Here, a first rotating body 113 formed on one side of the wheel 111; A second rotating body 114 formed on one side of the driving means 112; A connecting body 115 connecting the first rotating body 113 and the second rotating body 114 may be included to transmit the driving force of the driving means 112 to the wheel 111.

At this time, the first rotating body 113 and the second rotating body 114 are formed as pulleys or sprockets, the connecting body 115 is formed as a belt or chain, and the driving means 112 are motors, reducers, etc. It can be formed as

Meanwhile, the transport roller 120 may include a driving means 120a on one side so as to support the steel plate A and transport it backwards at a constant speed.

Here, the driving means 120a can be used in combination with various types of motors and reducers.

In particular, the transfer roller 120 may be coated or molded on its outer diameter with a soft material such as urethane or silicon to minimize damage while rotating in contact with the upper and lower surfaces of the steel plate A.

In addition, the transport rollers 120 are formed in plural numbers to be spaced at regular intervals in the front and middle of the main body 110 along the transport direction of the steel sheet A, thereby supporting the steel sheet A and transporting it backward while maintaining tension. You can do it.

In the present invention, height adjustment means (121, 131, 141, 151) formed to move the transfer roller 120, steam injection unit 130, washing water injection unit 140, and high-pressure gas injection unit 150 in the vertical direction include; Therefore, the height can be adjusted according to the work process as well as the standard and thickness of the steel plate (A).

Here, the height adjustment means (121, 131, 141, 151) can be applied to various types of actuators as well as a combination of a screw shaft and a motor.

Meanwhile, the steam injection unit 130 and the washing water spraying unit 140 spray high-temperature steam and washing water on the upper and lower surfaces of the steel plate A to remove foreign substances such as rust prevention oil.

At this time, the steam injection unit 130 and the washing water injection unit 140 include a plurality of spray nozzles to spray steam and washing water supplied from the outside.

And the high-pressure gas injection unit 150 serves to remove the washing water and foreign substances remaining on the surface of the steel plate (A) passing through the steam injection unit 130 and the washing water injection unit 140 using high-pressure gas. do.

At this time, the high-pressure gas injection unit 150 includes a plurality of injection nozzles and a blowing fan 152 for supplying high-pressure gas to the injection nozzles.

In particular, it may include an angle adjuster 153 formed to adjust the injection angle of the high-pressure gas injection unit 150.

Here, the angle adjuster 153 forms a screw shaft on one side of the high-pressure gas injection unit 150, and by applying a handle screwed to the screw shaft, the user can rotate the handle to adjust the angle as well as the motor You can automatically adjust the angle by applying .

In the present invention, the discharge unit 160 plays a very important role in preventing scattering of steam and washing water when it collides with the upper surface of the steel plate (A), collecting steam and washing water, and discharging them to a designated location.

The discharge unit 160 for this purpose includes a central axis 161 as shown in FIGS. 3 and 4; a spiral portion 162 formed in the shape of a spiral in different directions as it goes outward along the longitudinal direction from the middle of the central axis 161; An induction pipe (163) formed along the longitudinal direction to surround the outer side of the spiral portion (162), with an induction hole (163a) formed in the longitudinal direction in the middle of the upper part, and having a discharge hole (163b) on the outside; It includes an inflow pipe 164 formed along the longitudinal direction to surround the outside of the induction pipe 163, and forming an inlet hole 164a at the bottom with a constant length in the longitudinal direction.

In particular, the spiral portion 162 is formed in a spiral shape with different directions on both sides based on the middle of the central axis 161, thereby allowing steam and washing water to circulate along the direction of the screw and move to both sides.

In addition, the induction pipe 163 is formed to entirely surround the spiral portion 162 and guides steam and washing water to flow into the inside through the induction hole 163a, and the discharge hole 163b is formed through the spiral portion 162. It assists the steam and washing water circulating along the part 162 to be discharged to the outside.

In addition, the inlet pipe 164 rotates as steam and washing water that collide with the upper surface of the steel plate (A) flows inward through the inlet hole (164a), thereby guiding it to collect in the guide hole (163a).

Here, the inlet hole 164a is formed in the lower part of the inlet pipe 164 so that steam and washing water can easily flow in close to the upper surface of the steel plate A, and the guide hole 163a is formed in the inlet pipe 164 ) is formed at the upper part of the guide pipe 163 so that the steam and washing water rotating along the inner surface can be guided to the spiral portion 162.

Meanwhile, a hopper 170 formed inside the main body 110 to entirely surround the transfer roller 120, the steam injection unit 130, the washing water injection unit 140, and the discharge unit 160; It is possible to block external scattering of steam and washing water generated during the cleaning process of the steel plate (A).

At this time, through holes 170a may be formed in the front and rear of the hopper 170 to allow the steel plate A to pass through without interference.

In addition, it may include a discharge pipe 171a and a discharge fan 171 connected to the hopper 170 to collect steam and wash water particles and discharge them to the outside.

It may also include a support portion 180 formed at the rear lower portion of the main body 110 to receive foreign substances and washing water that fall from the surface of the steel plate A due to the operation of the high-pressure gas injection unit 150.

In particular, it may include a storage tank 190 that is connected to the hopper 170 and the support portion 180 to store washing water and foreign substances therein, and is provided with a discharge pump 191 on one side.

At this time, the storage tank 190 can have a water level sensor (not shown) installed inside it to operate the discharge pump 191 according to the water level.

Meanwhile, as shown in FIG. 5, inside the main body 110, the transfer roller 120, the steam injection unit 130, the washing water injection unit 140, and the lower portion of the high-pressure gas injection unit 150 pass through. It may include a support member 200 formed to support the lower surface of the steel plate A.

Here, the support member 200 is formed to be inclined downward at the front and horizontally at the middle and rear, and is made of synthetic resin to minimize damage that occurs when it comes into contact with the lower surface of the steel plate (A). can do.

In particular, the support 200 does not contact the lower surface of the steel plate A when the tension of the steel plate A passing through the transfer roller 120 is maintained, and the support member 200 does not contact the lower surface of the steel plate A after maintenance and replacement. When the first tip passes, the tension is not maintained, so in this case, the lower surface of the steel plate (A) can be supported.

Therefore, as shown in FIG. 6, the present invention can remove foreign substances remaining on the surface of the steel sheet (A) using steam and washing water while sequentially passing through the steam injection unit 130 and the washing water spray unit 140. there is.

At this time, as shown in FIG. 7, the steam and washing water generated by the operation of the steam injection unit 130 and the washing water spraying unit 140 collide with the upper surface of the steel plate A and enter the discharge unit 160. It flows inside through the hole 164a, passes through the guide hole 163a, circulates along the spiral portion 162, and is discharged to the outside through the discharge hole 163b.

Finally, the washing water and foreign substances remaining on the surface of the steel plate (A) while passing through the high-pressure gas injection unit 150 can be removed using high-pressure gas.

Although the embodiments of the present invention have been described in detail as described above, the scope of the rights of the present invention is not limited thereto, and it is natural that even configurations that are substantially equivalent to the embodiments of the present invention are included in the scope of the rights of the present invention. something to do.

10: rail
100: Steel plate cleaning device of the present invention
110: main body 111: wheel
112: Drive means 113: First rotor
114: Second rotating body 115: Connected body
120: Transfer roller 121: Height adjustment means
130: Steam injection unit 131: Height adjustment means
140: Washing water spray unit 141: Height adjustment means
150: High-pressure gas injection unit 151: Height adjustment means
152: Blowing fan 153: Angle adjuster
160: discharge unit 161: central axis
162: spiral part 163: guide tube
163a: induction hole 163b: discharge hole
164: inlet pipe 164a: inlet hole
170: Hopper 180: Support portion
190: storage tank 191: discharge pump
200: Jijigu
A: steel plate

Claims (7)

main body 110; A transfer roller 120 formed at the front and middle of the main body 110 to rotate in contact with the upper and lower surfaces of the steel plate (A) to transfer it backwards; A steam injection unit 130 configured to spray steam on the upper and lower surfaces of the steel plate A passing through one front side of the main body 110; A washing water spray unit 140 formed to spray washing water on the upper and lower surfaces of the steel plate A passing through the other front side of the main body 110; A high-pressure gas injection unit 150 formed to spray high-pressure gas on the upper and lower surfaces of the steel plate A passing through one rear side of the main body 110; A discharge unit 160 formed at the upper front of the steam injection unit 130 and the washing water injection unit 140 to collect steam and washing water that collides with the upper surface of the steel plate (A) and discharge it to the outside. , a wheel 111 formed to move along a rail 10 formed at a right angle to the transport direction of the steel plate A at the lower part of the main body 110; It includes a driving means 112 for driving the wheel 111, and moves the transfer roller 120, the steam injection unit 130, the washing water injection unit 140, and the high-pressure gas injection unit 150 in an upward and downward direction. It includes height adjustment means (121, 131, 141, 151) formed so as to be able to move to , and includes an angle adjuster 153 formed so as to be able to adjust the injection angle of the high-pressure gas injection unit 150, and the discharge unit ( 160) is the central axis 161; a spiral portion 162 formed in the shape of a spiral in different directions as it goes outward along the longitudinal direction from the middle of the central axis 161; An induction pipe (163) formed along the longitudinal direction to surround the outer side of the spiral portion (162), with an induction hole (163a) formed in the longitudinal direction in the middle of the upper part, and having a discharge hole (163b) on the outside; An inlet pipe 164 is formed along the longitudinal direction to surround the outside of the induction pipe 163 and forms an inlet hole 164a at the bottom with a constant length in the longitudinal direction, and the main body 110 ) A hopper 170 formed to entirely surround the transfer roller 120, the steam injection unit 130, the washing water injection unit 140, and the discharge unit 160 on the inside; A support portion 180 formed at the rear lower part of the main body 110 to receive foreign substances and washing water that fall from the surface of the steel plate (A) due to the operation of the high-pressure gas injection unit 150; A storage tank 190 is connected to the hopper 170 and the support unit 180 to store washing water and foreign substances therein, and has a discharge pump 191 on one side, and is located on the inside of the main body 110. A support member formed to support the lower surface of the steel plate (A) passing under the transfer roller 120, steam injection unit 130, washing water injection unit 140, and high pressure gas injection unit 150 ( 200); A steel plate washing device comprising: delete delete delete delete delete delete

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