KR102308537B1 - Spindle crosskit bearing ball washing apparatus and washing method using the same - Google Patents

Abstract

A spindle cross kit bearing ball cleaning device that can be cleaned semi-automatically and quickly without effort, and can recycle the cleaning oil, after separating the ball from the cross kit bearing of the spindle method is disclosed.
Spindle crosskit bearing ball washing apparatus according to the present invention includes a main plate having a transfer rail; a washing unit mounted on the transfer rail of the main plate and filled with washing oil; a rotating unit fixedly installed on the main plate and immersed in the washing oil of the washing unit transported by the transport rail to rotate and wash a plurality of bearing balls inserted therein; a bearing ball recovery unit for recovering the plurality of bearing balls cleaned by the rotating unit and the washing unit; and a power supply unit for supplying power to the rotation unit to control driving of the rotation unit.

Description

Spindle crosskit bearing ball washing device and method

The present invention relates to a spindle cross kit bearing ball cleaning apparatus and method, and more particularly, to a spindle cross kit bearing ball cleaning device, and more particularly, after separating a ball from a spindle cross kit bearing, abrasion condition, etc. It relates to a spindle crosskit bearing ball cleaning apparatus and method that can be washed and the cleaning oil can be recycled.

In general, when a rolling roll for rolling a steel sheet in a hot rolling process is used for a long period of time, the ball is periodically separated from the spindle throttle bearing of the rolling roll and then the wear condition is checked.

Here, the crosskit bearing of the spindle is configured in various sizes and shapes according to the size of power transmission.

1 is a photograph showing a disassembly process of a conventional hot-rolled spindle crosskit bearing, and FIG. 2 is a photograph showing a process of disassembling and cleaning a ball in a conventional hot-rolled spindle crosskit bearing.

As shown in FIGS. 1 and 2 , the conventional hot-rolled spindle crosskit bearing is mainly subjected to a high load during a hot-rolling operation by a hot-rolling process, so a special grease for a high load is used as the lubricant.

This special grease has the following problems during cleaning work because its lubricating action and adsorption power are much higher than that of general grease.

First, the conventional work method puts the disassembled cross kit bearing ball in the parts box with washing oil, and washes it manually using a washing brush or mop. It is heavy and time consuming.

Second, the expensive washing oil used once is structurally difficult to reuse and must be disposed of, resulting in wastage of washing oil.

Third, the entire process of inserting and removing the bearing ball into and out of the box must be done manually, and the operator must directly contact the cleaning oil for a long time, which can cause respiratory diseases and skin damage.

As a related prior document, there is Republic of Korea Patent Publication No. 10-2015-0078993 (published on Jul. 8, 2015), which describes a structure of a parts washer and a method of separating a rotating shaft.

An object of the present invention is to be able to quickly and semi-automatically clean the washing operation of checking and washing the wear condition after separating the ball from the cross kit bearing of the spindle without effort, and the spindle cross kit bearing that can recycle the washing oil To provide a ball washing apparatus and method therefor.

Spindle crosskit bearing ball washing apparatus according to an embodiment of the present invention for achieving the above object is a main plate having a transfer rail; a washing unit mounted on the transfer rail of the main plate and filled with washing oil; a rotating unit fixedly installed on the main plate and immersed in the washing oil of the washing unit transported by the transport rail to rotate and wash a plurality of bearing balls inserted therein; a bearing ball recovery unit for recovering the plurality of bearing balls cleaned by the rotating unit and the washing unit; and a power supply unit for supplying power to the rotation unit to control driving of the rotation unit.

The washing unit may include a washing tank filled with the washing oil; A washing bin support guide for supporting the washing bin; A washing bin support plate coupled to a lower portion of the washing bin support guide; and a first transfer wheel mounted on a lower portion of the washing container support plate to horizontally reciprocate to a lower portion of the rotation unit along a transfer rail of the main plate.

Here, the washing bin is mounted on the side of the washing bin, and includes a sliding coupling member to which the washing bin support guide is slidably coupled.

In addition, the washing unit includes a sludge discharge valve for controlling the discharge of the sludge accumulated in the lower portion of the washing tub while washing the bearing ball with the washing oil filled in the washing tub; a washing bin elevator mounted on the washing bin to control the lifting movement of the washing bin; a sludge outlet passing through the washing tank support plate; and a sludge recovery box mounted under the main plate and configured to recover sludge discharged from the sludge outlet under the control of the sludge discharge valve.

In addition, the washing bin elevator includes a lifting lever fixed in the form of a cantilever having one end fixed to the washing bin; a lifting lever fixing bar mounted on the washing tank support plate and fixing the lifting lever; and a lifting lever holder for mounting the lifting lever.

The rotating unit may include: a rotating drum having a plurality of through holes; a drive shaft shaft-coupled to the rotary drum; a drive motor for rotating the rotary drum shaft-coupled to the drive shaft; and a rotating unit support having one end coupled to the driving motor and the other end fixed to the main plate.

The plurality of through-holes have diameters smaller than diameters of the plurality of bearing balls to prevent the plurality of bearing balls from passing to the outside of the rotating drum.

At least one of the rotating unit is mounted on the rotating drum, and a bearing ball input cover for introducing the plurality of bearing balls into the rotating unit; a cover separation prevention unit for preventing separation of the bearing ball input cover; and a plurality of protruding bars mounted on the inner wall of the rotating drum at regular intervals and protruding into the rotating drum to have a constant inclination.

The plurality of protruding bars have an angle of 20 to 40° with respect to the horizontal central axis of the rotating drum.

The bearing ball recovery unit includes: a bearing ball recovery box for recovering a plurality of bearing balls washed by the rotating drum; a bearing ball recovery box support for supporting the bearing ball recovery box; a bearing ball recovery box support plate coupled to a lower portion of the bearing ball recovery box support; and a second transfer wheel mounted on a lower portion of the bearing ball recovery box support plate to horizontally reciprocate to a lower portion of the rotation unit along a transfer rail of the main plate.

Here, the bearing ball recovery box has an open upper surface, and has a plurality of air holes passing through the side surface and the bottom surface.

The power unit includes a power generator for supplying power to the rotation unit; and a power supply wire having one end connected to the rotation unit and the other end connected to the power generator to supply power from the power generator to the rotation unit.

In addition, the spindle cross kit bearing ball washing device according to an embodiment of the present invention is mounted on one edge of the main plate, the first separation preventing plate for preventing the separation of the washing unit horizontally reciprocating along the transport rail; a second separation prevention plate mounted on the other edge of the main plate to prevent separation of the bearing ball recovery unit horizontally reciprocating along the transfer rail; and a main driving wheel mounted on a lower portion of the main plate to transport the main plate.

A spindle cross kit bearing ball washing method according to an embodiment of the present invention for achieving the above object includes the steps of: (a) injecting a plurality of bearing balls into the rotation unit; (b) immersing the rotating drum of the rotating unit in a washing tank filled with washing oil after transferring the washing unit to the lower part of the rotating unit; (c) driving the rotating unit to wash by rotating the plurality of bearing balls immersed in the washing oil in the rotating drum; and (d) recovering the plurality of bearing balls on which the washing has been completed using a bearing ball recovery unit.

The step (a) includes: (a-1) opening at least one bearing ball input cover mounted on the rotating drum of the rotating unit; (a-2) inputting a plurality of bearing balls into the open rotating drum; and (a-3) closing the rotating drum by closing the bearing ball input cover.

In addition, the step (b) may include: (b-1) transferring the washing unit to the lower part of the rotating unit using the first transfer wheel of the washing unit; and (b-2) immersing the rotary drum of the rotary unit in the washing tub filled with washing oil by raising the washing bin of the washing unit to the washing bin elevator.

In addition, the step (c) may include: (c-1) supplying power from the power unit to the rotation unit to drive the rotation unit; and (c-2) washing by rotating a plurality of bearing balls immersed in the washing oil in the rotating drum.

In addition, the step (d) may include: (d-1) moving the washing unit to the right side of the rotating unit using the first transfer wheel of the washing unit; (d-2) transferring the bearing ball recovery unit to a lower portion of the rotation unit using a second transfer wheel of the bearing ball recovery unit; and (d-3) after opening the bearing ball input cover of the rotating drum, rotating the rotating drum to withdraw a plurality of bearing balls washed from the inside of the rotating drum to a bearing ball collecting unit and recovering; do.

The spindle cross kit bearing ball washing apparatus and method according to the present invention reduce the fatigue of the operator by performing the washing operation in a semi-automated manner from manually performing the washing operation of the cross kit bearing ball during the hot rolling process there is

In addition, the spindle cross kit bearing ball washing apparatus and method according to the present invention has the effect of improving work efficiency by shortening the washing time by semi-automatic washing operation.

In addition, the spindle cross kit bearing ball cleaning apparatus and method according to the present invention have the effect of reducing cleaning costs because expensive cleaning oil can be continuously reused.

1 is a photograph showing the disassembly process of a conventional hot-rolled spindle crosskit bearing.
2 is a photograph showing a process of disassembling and cleaning a ball in a conventional hot-rolled spindle crosskit bearing.
3 is a perspective view showing a spindle cross kit bearing ball washing apparatus according to an embodiment of the present invention.
4 is an enlarged cross-sectional view of the washing unit of FIG. 3;
5 is an enlarged cross-sectional view of the rotation unit of FIG.
Figure 6 is a plan view showing an enlarged rotation unit of Figure 3;
7 is an enlarged view of part A of FIG. 5;
8 is an enlarged cross-sectional view of the bearing ball input cover of FIG.
9 is an enlarged perspective view of the bearing ball recovery unit of FIG.
10 is a cross-sectional view taken along line IX-IX' of FIG. 9;
11 is a process flow chart showing a spindle cross kit bearing ball cleaning method according to an embodiment of the present invention.

Advantages and features of the present invention, and methods of achieving them, will become apparent with reference to the embodiments described below in detail in conjunction with the accompanying drawings. However, the present invention is not limited to the embodiments disclosed below, but will be embodied in various different forms, only this embodiment allows the disclosure of the present invention to be complete, and common knowledge in the technical field to which the present invention belongs It is provided to fully inform the possessor of the scope of the invention, and the present invention is only defined by the scope of the claims. Like reference numerals refer to like elements throughout.

Hereinafter, with reference to the accompanying drawings, a spindle cross kit bearing ball cleaning apparatus and a method according to a preferred embodiment of the present invention will be described in detail as follows.

3 is a perspective view illustrating an apparatus for cleaning a spindle crosskit bearing ball according to an embodiment of the present invention.

Referring to FIG. 3 , the spindle crosskit bearing ball cleaning apparatus 100 according to an embodiment of the present invention includes a main plate 110 , a cleaning unit 120 , a rotation unit 130 , a bearing ball recovery unit 140 and and a power supply unit 150 .

The main plate 110 may have a plate shape, but is not limited thereto. A transfer rail 115 is mounted on the upper surface of the main plate 110 . At this time, the transfer rail 115 is mounted to control the horizontal reciprocating motion of the washing unit 120 and the bearing ball recovery unit 140 , and a detailed description thereof will be described later.

The washing unit 120 is mounted on the transport rail 115 of the main plate 110 . The cleaning oil W is filled in the cleaning unit 120 . The washing unit 120 has a washing tank 121 having a structure in which the width gradually decreases from the upper part to the lower part. The washing unit 120 is designed to allow horizontal reciprocating motion along the transport rail 115 of the main plate 110 . Accordingly, after the washing unit 120 is moved to the lower part of the rotation unit 130 for washing the bearing balls, when washing the bearing balls, the washing tank 121 is raised, and washing of the bearing balls is completed. When the washing tank 121 is lowered and returned to the original position.

The rotation unit 130 is fixedly installed on the main plate 110 . The rotating unit 130 serves to rotate and wash a plurality of bearing balls immersed in the washing oil W of the washing unit 12 transported by the transport rail 115 .

The rotating unit 130 includes a rotating drum 131 having a cylindrical structure. The rotating unit 130 rotates when the washing oil filled in the washing tank 121 by a plurality of through-holes T penetrating the rotating drum 131 is immersed in the rotating drum 131 of the rotating unit 130 and rotates. Washing of the bearing balls inside the drum 131 is made.

The bearing ball recovery unit 140 is mounted to recover the plurality of bearing balls cleaned by the rotation unit 130 and the cleaning unit 120 . The bearing ball recovery unit 140 is designed to allow horizontal reciprocating motion along the transport rail 115 . At this time, when washing is completed, the washing tank 121 is lowered from the rotating drum 131 to return to the original position, and then the bearing ball recovery unit 140 is moved to the lower part of the rotating unit 130 to insert the bearing ball. The cover 134 is opened and the power unit 150 is operated to remove and collect a plurality of bearing balls in the rotating drum 131 .

The power unit 150 supplies power to the rotation unit 130 and serves to control the driving of the rotation unit 130 .

The power unit 150 includes a power generator 152 and a power supply wiring 154 .

The power generator 152 is mounted to supply power to the rotation unit 130 . The power generator 152 may be fixedly installed on the rotation unit support 133 of the rotation unit 130 , but is not limited thereto.

The power supply wiring 154 has one end connected to the rotation unit 130 , and the other end connected to the power generator 152 , and serves to supply power from the power generator 152 to the rotation unit 130 .

In addition, the spindle cross kit bearing ball washing apparatus 100 according to the embodiment of the present invention may further include a first separation prevention plate 162 , a second separation prevention plate 164 , and a main driving wheel 170 . .

The first separation prevention plate 162 is mounted on one edge of the main plate 110 to prevent separation of the washing unit 120 horizontally reciprocating along the transfer rail 115 . To this end, the first separation prevention plate 162 is formed to protrude in a vertical direction from one edge side of the main plate 110 .

The second separation prevention plate 164 is mounted on the other edge of the main plate 110 to prevent separation of the bearing ball recovery unit 140 horizontally reciprocating along the transfer rail 115 . To this end, the second separation prevention plate 164 is formed to protrude in the vertical direction from the side of the other edge of the main plate 110 .

The main driving wheel 170 is mounted on the lower part of the main plate 110 and is mounted to transport the main plate 110 . By the main driving wheel 170 , the rotation unit 130 , the washing unit 120 , and the bearing ball recovery unit 140 seated on the main plate 110 may be moved.

In the spindle crosskit bearing ball cleaning apparatus 100 according to the embodiment of the present invention described above, the drive shaft 132a is inserted into the rotation unit 130 and automatically cleaned while rotating. ) a rotation unit 130 equipped with a driving motor 132b for rotating, a washing unit 120 having a structure in which sludge can be accumulated at the bottom when a plurality of bearing balls are washed, and a plurality of washing completed It is composed of a bearing ball recovery unit 140 to recover the bearing balls of.

The principle of operation of the spindle cross kit bearing ball cleaning device 100 having such a configuration is that a plurality of bearing balls are put into the rotation unit 130, the bearing ball input cover 134 is closed, and the cleaning unit containing cleaning oil ( After lifting the washing tank 121 of 120) so that the lower part of the rotating unit 130 is submerged in the washing oil, the rotating unit 130 is operated to rotate until washing of the plurality of bearing balls is completed, and when stopped After the bearing ball input cover 134 faces upward, it is stopped.

Thereafter, when the bearing ball recovery unit 140 is moved to the lower part of the rotation unit 130 , the bearing ball input cover 134 is opened, and the rotation unit 130 is restarted, a plurality of bearing balls that have been washed are automatically removed. It falls on the bearing ball recovery unit 140 .

This will be described in more detail below with reference to the accompanying drawings.

FIG. 4 is an enlarged cross-sectional view of the washing unit of FIG. 3 , which will be described in connection with FIG. 3 .

3 and 4 , the washing unit 120 includes a washing bin 121 , a washing bin support guide 122 , a washing bin support plate 123 , and a first transfer wheel 125 .

Washing oil (W) is filled in the inside of the washing tank (121). To this end, the washing tank 121 may have a conical structure in which the upper part has a rectangular box shape, and the area decreases as it goes from the upper part to the lower part. Accordingly, when a plurality of bearing balls are washed in the rotating drum 131 , sludge is accumulated in the lower part of the washing tub 121 , and when a large amount of sludge is accumulated, it can be quickly discharged to the lower part of the washing tub 121 . The sludge discharge valve 126 is mounted to allow the sludge to be discharged, and the washing oil W at the top is continuously recycled.

In addition, the washing tub 121 is mounted on the side of the washing tub 121 and includes a sliding coupling member 124 to which the washing bin support guide 122 is slidably coupled. To this end, the sliding coupling member 124 preferably has a hollow diameter equal to or similar to the diameter of the washing container support guide 122 . At this time, it is preferable that the sliding coupling member 124 is mounted on each of the four side surfaces of the washing tank 121 .

The washing tub support guide 122 serves to support the washing tub 121 . The washing container support guide 122 is inserted into the hollow of the sliding coupling member 124 .

The washing bin support plate 123 is coupled to the lower portion of the washing bin support guide 122 .

The first transfer wheel 125 is mounted on the lower portion of the washing container support plate 123 and horizontally reciprocates to the lower portion of the rotation unit 130 along the transfer rail 115 of the main plate 110 .

In addition, the washing unit 120 further includes a sludge discharge valve 126 , a washing bin elevator 127 , a sludge discharge port 128 , and a sludge recovery box 129 .

The sludge discharge valve 126 is mounted to control the discharge of the sludge accumulated in the lower part of the washing tub 121 while washing the bearing balls with the washing oil (W) filled in the washing tub 121 .

The washing bin elevator 127 is mounted on the washing bin 121 , and is mounted to control the lifting motion of the washing bin 121 .

This washing bin elevator 127 is mounted on the washing bin 121 with a lifting lever 127a fixed in the form of a cantilever having one end fixed to the washing bin 121, and is mounted on the washing bin support plate 123 to fix the lifting lever 127a. It includes a lifting lever fixing bar (127b) and a lifting lever holder (127c) for mounting the lifting lever (127a).

Here, the lifting lever fixing bar (127b) is to fix the lifting lever (127a) in the principle of the lever. To this end, it is preferable that the lifting lever fixing bar 127b is vertically fixed on the washing container support plate 123 .

In addition, the lifting lever holder 127c is mounted to stably mount the lifting lever 127a when the washing tank 121 is maintained in a descending state by not performing a washing operation on the bearing ball.

The sludge outlet 128 is formed to pass through the washing tank support plate 123 . Such a sludge outlet 128 may have a circular structure, but as long as the structure does not interfere with the smooth discharge of sludge, it may be changed into various shapes without limitation in its shape.

The sludge recovery box 129 is mounted on the lower portion of the main plate 110 , and serves to recover the sludge discharged from the sludge discharge port 128 under the control of the sludge discharge valve 126 .

Meanwhile, FIG. 5 is an enlarged cross-sectional view of the rotation unit of FIG. 3 , and FIG. 6 is an enlarged plan view of the rotation unit of FIG. 3 . In addition, FIG. 7 is an enlarged view of part A of FIG. 5, and FIG. 8 is a cross-sectional view showing an enlarged portion of the bearing ball input cover of FIG. .

3 and 5 to 8 , the rotation unit 130 of the present invention includes a rotating drum 131 , a driving shaft 132 , a driving motor 135 and a rotating unit support 133 . .

The rotating drum 131 has a cylindrical structure. The rotary drum 131 has a plurality of through-holes T spaced apart at equal intervals. The plurality of through-holes (T) preferably have a diameter smaller than the diameter of the plurality of bearing balls (B) to prevent the plurality of bearing balls (B) from passing to the outside of the rotary drum (131).

The drive shaft 132 is shaft-coupled to the rotating drum 131 .

The drive motor 135 serves to rotate the rotary drum 131 shaft-coupled to the drive shaft 132 . That is, the drive motor 135 controls the rotational movement of the drive shaft 132 to control the rotational movement of the rotary drum 131 shaft-coupled to the drive shaft 132 .

One end of the rotation unit support 133 is coupled to the driving motor 135 , and the other end is fixed to the main plate 110 . The rotation unit support 133 is disposed on both sides of the main plate 110 in the width direction, respectively, and it is preferable to be spaced apart from the transfer rail 115 by a predetermined interval.

In addition, the rotation unit 130 further includes a bearing ball input cover 134 , a cover separation prevention unit 137 , and a plurality of protruding bars 136 .

At least one bearing ball input cover 134 is mounted on the rotating drum 131 . This bearing ball input cover 134 serves to put a plurality of bearing balls (B) into the inside.

The separation prevention unit 137 is mounted to prevent separation of the bearing ball input cover 134 . In this case, the separation prevention unit 137 may be used without limitation as long as it has a structure capable of preventing the separation of the bearing ball input cover 134 , and a clamp structure may be used as an example.

A plurality of protruding bars 136 are mounted on the inner wall of the rotating drum 131 at regular intervals and protrude into the rotating drum 131 to have a constant inclination.

In this case, the plurality of protruding bars 136 preferably have an angle of 20 to 40° with respect to the horizontal central axis of the rotating drum 131 .

In this way, the rotation unit 131 of the present invention is supplied with power from the power unit 150, the on (on) and off (off) is controlled. At this time, if the power from the power unit 150 is maintained in an on state, the rotary drum 131 coupled to the drive shaft 132 by the drive motor 135 coupled to the reducer rotates. The rotating unit 130 has a plurality of through holes T disposed in the rotating drum 131 having a cylindrical structure, so that the washing tub 121 is raised so that the washing oil W in the washing tub 121 is transferred to the rotating drum ( 131) has a structure in which a plurality of bearing balls (B) injected into the rotating drum 131 are washed when rotating.

Here, the plurality of through holes (T) have a structure to prevent the washing oil (W) and sludge from falling back inside when rotating, when going to the upper part without washing oil (W), so that the washing power is further improved. can be raised

In addition, the rotating unit 130 of the present invention installs a plurality of protruding bars 136 spaced apart from each other at regular intervals inside the rotating drum 131 to cross each other, and to rotate by giving an inclination angle of 20 to 40°. When a part of the bearing ball (B) falls along the inclination angle, the frictional force is induced on the side, and a part of the bearing ball (B) falls immediately and induces the frictional force in the circumferential direction, maximizing the mutual friction with the cylindrical bearing ball (B). Designed for easy cleaning.

It is preferable that the plurality of protruding bars 136 are designed in a circular bar-shaped structure so that they can be universally used for bearing balls B of various sizes. Since the bearing ball input cover 134 that can be opened and closed is provided when the bearing ball B is put into the rotation unit 130 and the bearing ball B is discharged to the bearing ball recovery unit 140 after washing is completed. When the rotation unit 130 rotates, there is no concern that the bearing ball B is dropped to the outside of the rotation drum 131 .

On the other hand, FIG. 9 is an enlarged perspective view of the bearing ball recovery unit of FIG. 3, and FIG. 10 is a cross-sectional view taken along line IX-IX' of FIG. Let me explain in detail.

3, 9 and 10, the bearing ball recovery unit 140 includes a bearing ball recovery box 141, a bearing ball recovery box support 142, a bearing ball recovery box support plate 143, and a first Includes 2 transfer wheels 144 .

The bearing ball recovery box 141 is mounted for recovering the plurality of bearing balls washed by the rotating drum 131 . To this end, the bearing ball recovery box 141 has an open upper surface, and has a plurality of air holes H penetrating the side and bottom surfaces.

In this way, the bearing ball recovery unit 140 of the present invention is cleaned from the rotary drum 131 by having a plurality of air holes (H) penetrating the side and bottom surfaces of the bearing ball recovery box 141 . It is possible to recover the discharged bearing balls well, and it is possible to quickly remove the residual cleaning oil by spraying high-pressure air onto the bearing balls that have been cleaned.

The bearing ball recovery box support 142 is mounted to support the bearing ball recovery box 141 .

The bearing ball recovery box support plate 143 is coupled to the lower portion of the bearing ball recovery box support 142 .

The second transfer wheel 144 is mounted on the lower portion of the bearing ball recovery box support plate 143 and serves to horizontally reciprocate to the lower portion of the rotation unit 130 along the transfer rail 115 of the main plate 110 . .

In this way, the bearing ball recovery unit 140 horizontally reciprocates along the transfer rail 115 by the second transfer wheel 144 . At this time, when the washing is completed, the bearing ball recovery unit 140 lowers the washing tank 121 from the rotating drum 131 to the lower part to return it to its original position, and moves the bearing ball recovery unit 140 to the rotating unit 130 . By moving it to the lower part, the bearing ball input cover 134 is opened, and the power unit 150 is operated to remove the bearing ball in the rotating drum 131 and collect it.

Hereinafter, a spindle crosskit bearing ball cleaning method according to an embodiment of the present invention will be described with reference to the accompanying drawings.

11 is a process flowchart illustrating a method for cleaning a spindle crosskit bearing ball according to an embodiment of the present invention, which will be described in connection with FIG. 3 .

3 and 11, the spindle cross kit bearing ball cleaning method according to an embodiment of the present invention includes a step of inserting a bearing ball into the rotating unit (S210), and a step of transferring the washing unit to the lower portion of the rotating unit (S220). ), a rotating unit driving step (S230) and a bearing ball recovery step (S240).

Inserting the bearing ball into the inside of the rotating unit

In the step of putting the bearing balls into the rotation unit ( S210 ), a plurality of bearing balls are put into the rotation unit 130 .

That is, in this step, at least one bearing ball input cover 134 mounted on the rotating drum 131 of the rotating unit 130 is opened.

Next, a plurality of bearing balls are put into the open rotating drum 131 .

Next, the bearing ball input cover 134 is closed to close the rotating drum 131 .

Transfer the washing unit to the lower part of the rotary unit

In the step of transferring the washing unit to the lower part of the rotating unit (S220), after transferring the washing unit 120 to the lower part of the rotating unit 130, the rotating drum 131 of the rotating unit 130 is filled with washing oil (W). Immerse in the washing tank (121).

That is, in this step, the washing unit 120 is transferred to the lower part of the rotating unit 130 using the first transfer wheel 125 of the washing unit 120 .

Next, the washing tub 121 of the washing unit 120 is raised by the washing bin elevator 127 and the rotary drum 131 of the rotating unit 130 is immersed in the washing tub 121 filled with the washing oil (W). make it

Rotating unit drive

In the rotating unit driving step (S230), the rotating unit 130 is driven, and a plurality of bearing balls immersed in the washing oil W in the rotating drum 131 are rubbed and washed by rotation.

That is, in this step, power from the power unit 150 is supplied to the rotation unit 130 to drive the rotation unit 130 .

Next, a plurality of bearing balls immersed in the washing oil (W) in the rotating drum 131 are rotated and washed by friction.

Bearing Ball Recovery

In the bearing ball recovery step ( S240 ), a plurality of bearing balls that have been washed are recovered using the bearing ball recovery unit 140 .

That is, in this step, the washing unit 120 is moved to the right side of the rotating unit 130 using the first transfer wheel 125 of the washing unit 120 .

Next, the bearing ball recovery unit 140 is transferred to the lower portion of the rotation unit 130 by using the second transfer wheel 144 of the bearing ball recovery unit 140 .

Next, after opening the bearing ball input cover 134 of the rotating drum 131 , the rotating drum 131 is rotated to collect a plurality of bearing balls washed inside the rotating drum 131 by the bearing ball recovery unit 140 . ) and retrieved. At this time, the residual cleaning oil is removed by spraying high-pressure air to the plurality of washed bearing balls.

As seen so far, the spindle cross kit bearing ball cleaning apparatus and method according to the embodiment of the present invention is a semi-automated method of manually cleaning the cross kit bearing balls during the hot rolling process. Thereby, there is an effect of reducing the fatigue of an operator.

In addition, the spindle cross kit bearing ball washing apparatus and method according to the embodiment of the present invention has the effect of improving work efficiency by reducing the washing time by semi-automatic washing operation.

In addition, the spindle crosskit bearing ball cleaning apparatus and method according to the embodiment of the present invention can continuously reuse expensive cleaning oil, thereby reducing cleaning costs.

In the above, the embodiments of the present invention have been mainly described, but various changes or modifications can be made at the level of those skilled in the art to which the present invention pertains. Such changes and modifications can be said to belong to the present invention as long as they do not depart from the scope of the technical spirit provided by the present invention. Accordingly, the scope of the present invention should be judged by the claims described below.

100: spindle cross kit bearing ball cleaning device
110: main plate
120: washing unit
130: rotation unit
140: bearing ball recovery unit
150: power unit
162: first first departure prevention plate
164: second first departure prevention plate
170: main driving wheel
S210: Step of putting the bearing ball into the inside of the rotating unit
S220: step of transferring the washing unit to the lower part of the rotating unit
S230: rotation unit driving step
S240: Bearing ball recovery step

Claims (18)

a main plate having a transfer rail;
a washing unit mounted on the transfer rail of the main plate and filled with washing oil;
a rotating unit fixedly installed on the main plate and immersed in the washing oil of the washing unit transported by the transport rail to rotate and wash a plurality of bearing balls inserted therein;
a bearing ball recovery unit for recovering the plurality of bearing balls cleaned by the rotating unit and the washing unit; and
A power supply unit for supplying power to the rotation unit to control driving of the rotation unit;
The washing unit may include a washing tank filled with the washing oil; a washing tub support guide for supporting the washing tub; a washing bin support plate coupled to a lower portion of the washing bin support guide; and a first transfer wheel mounted on a lower portion of the washing tub support plate to horizontally reciprocate to a lower portion of the rotation unit along a transfer rail of the main plate.
delete According to claim 1,
The washing bin
A spindle cross kit bearing ball washing device having a sliding coupling member mounted on a side surface of the washing bin and slidingly coupled to the washing bin support guide.
According to claim 1,
the washing unit
a sludge discharge valve for controlling the discharge of sludge accumulated in the lower part of the washing tub while washing the bearing balls with the washing oil filled in the washing tub;
a washing bin elevator mounted on the washing bin to control the lifting movement of the washing bin;
a sludge outlet passing through the washing tank support plate; and
a sludge recovery box mounted on the lower part of the main plate and configured to recover sludge discharged from the sludge outlet under the control of the sludge discharge valve;
Spindle cross kit bearing ball cleaning device further comprising a.
5. The method of claim 4,
The washing bin elevator
a lifting lever fixed in the form of a cantilever having one end fixed to the washing container;
a lifting lever fixing bar mounted on the washing tank support plate and fixing the lifting lever; and
a lifting lever holder for mounting the lifting lever;
Spindle crosskit bearing ball cleaning device comprising a.
According to claim 1,
the rotating unit
a rotating drum having a plurality of through holes;
a drive shaft shaft-coupled to the rotary drum;
a drive motor for rotating the rotary drum shaft-coupled to the drive shaft;
One end is coupled to the drive motor, the other end is a rotation unit support fixed to the main plate;
Spindle crosskit bearing ball cleaning device comprising a.
7. The method of claim 6,
The plurality of through holes
A spindle crosskit bearing ball cleaning device having a diameter smaller than a diameter of the plurality of bearing balls to prevent the plurality of bearing balls from passing to the outside of the rotating drum.
7. The method of claim 6,
the rotating unit
At least one is mounted on the rotating drum, a bearing ball input cover for introducing the plurality of bearing balls into the inside;
a cover separation prevention unit for preventing separation of the bearing ball input cover; and
a plurality of protruding bars mounted on the inner wall of the rotating drum at regular intervals and protruding into the rotating drum to have a constant inclination;
Spindle cross kit bearing ball cleaning device further comprising a.
9. The method of claim 8,
The plurality of protruding bars
with respect to the horizontal central axis of the rotating drum,
Spindle crosskit bearing ball cleaning device with an angle of 20 to 40°.
7. The method of claim 6,
The bearing ball recovery unit is
a bearing ball recovery box for recovering a plurality of bearing balls washed by the rotating drum;
a bearing ball recovery box support for supporting the bearing ball recovery box;
a bearing ball recovery box support plate coupled to a lower portion of the bearing ball recovery box support; and
a second transfer wheel mounted on a lower portion of the bearing ball recovery box support plate to horizontally reciprocate to a lower portion of the rotation unit along a transfer rail of the main plate;
Spindle crosskit bearing ball cleaning device comprising a.
11. The method of claim 10,
The bearing ball recovery box is
A spindle crosskit bearing ball cleaning device having an open upper surface and a plurality of air holes penetrating side and bottom surfaces.
According to claim 1,
The power unit is
a power generator for supplying power to the rotating unit; and
a power supply wire having one end connected to the rotation unit and the other end connected to the power generator to supply power from the power generator to the rotation unit;
Spindle crosskit bearing ball cleaning device comprising a.
According to claim 1,
a first separation prevention plate mounted on one edge of the main plate to prevent separation of the washing unit horizontally reciprocating along the transport rail;
a second separation prevention plate mounted on the other edge of the main plate to prevent separation of the bearing ball recovery unit horizontally reciprocating along the transfer rail; and
a main driving wheel mounted on a lower portion of the main plate to transport the main plate;
Spindle cross kit bearing ball cleaning device further comprising a.
A cleaning method using the spindle crosskit bearing ball cleaning apparatus according to any one of claims 1 to 13, comprising:
(a) inputting a plurality of bearing balls into the rotation unit;
(b) immersing the rotating drum of the rotating unit in a washing tank filled with washing oil after transferring the washing unit to the lower part of the rotating unit;
(c) driving the rotating unit to wash by rotating the plurality of bearing balls immersed in the washing oil in the rotating drum; and
(d) recovering the plurality of bearing balls on which the washing has been completed using a bearing ball recovery unit;
The washing unit may include a washing tank filled with the washing oil; a washing tub support guide for supporting the washing tub; a washing bin support plate coupled to a lower portion of the washing bin support guide; and a first transfer wheel mounted on a lower portion of the washing tub support plate to horizontally reciprocate to a lower portion of the rotation unit along a transfer rail of the main plate.
15. The method of claim 14,
The step (a) is,
(a-1) opening at least one bearing ball input cover mounted on the rotating drum of the rotating unit;
(a-2) inputting a plurality of bearing balls into the open rotating drum; and
(a-3) closing the rotating drum by closing the bearing ball input cover;
A method for cleaning a spindle crosskit bearing ball comprising a.
15. The method of claim 14,
Step (b) is,
(b-1) transferring the washing unit to the lower part of the rotating unit using a first transfer wheel of the washing unit; and
(b-2) immersing the rotating drum of the rotary unit in the washing tub filled with washing oil by raising the washing bin of the washing unit to the washing bin elevator;
A method for cleaning a spindle crosskit bearing ball comprising a.
15. The method of claim 14,
The step (c) is,
(c-1) supplying power from the power unit to the rotation unit to drive the rotation unit; and
(c-2) washing by rotating a plurality of bearing balls immersed in the washing oil in the rotating drum by friction;
A method for cleaning a spindle crosskit bearing ball comprising a.
15. The method of claim 14,
Step (d) is,
(d-1) moving the washing unit to the right side of the rotating unit using a first transfer wheel of the washing unit;
(d-2) transferring the bearing ball recovery unit to a lower portion of the rotation unit using a second transfer wheel of the bearing ball recovery unit; and
(d-3) after opening the bearing ball input cover of the rotating drum, rotating the rotating drum to withdraw a plurality of bearing balls washed from the inside of the rotating drum to a bearing ball collecting unit;
A method for cleaning a spindle crosskit bearing ball comprising a.

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