JP2724428B2 - How to clean the sphere - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for cleaning spheres such as ball bearing balls and pachinko balls, and more particularly, to a method for cleaning to remove oil and the like adhering to the surface of these spheres. And a method for efficiently cleaning all surfaces of a large number of spheres.

[0002]

2. Description of the Related Art Conventionally, as a method of cleaning a sphere such as a ball bearing ball and a pachinko ball, there are an air cleaning method and a submerged cleaning method.

In the air cleaning method, as shown in FIG.
A ball holder (3) holding the sphere (2) to be
The cleaning liquid spray nozzle (4) installed above the support (3)
In this case, the following device is used. In this apparatus, a sphere (2) is put into a sphere holder (3), and a cleaning liquid is sprayed onto the sphere (2) from a nozzle (4) for cleaning. The cleaning liquid is discharged out of the ball holder.

However, in this method , the nozzle (4)
The rotation of the sphere (2) is hardly caused by the injection pressure of the cleaning liquid ejected from the nozzle, so that it is difficult to clean the lower half of the sphere (2) (the part on the back side as viewed from the nozzle (4)). Alternatively, the sphere (2) is scattered by the injection pressure,
(2) There was a problem that the collision of the comrades occurred and the surface of the sphere (2) was easily damaged.

A submerged cleaning system is shown in FIG.
Next, a washing liquid tank (1) and a sphere holder (3) similar to that of FIG.
And the injection nozzle (4) installed above the ball holder (3)
The ball holder (3) and the spray nozzle (4) are immersed in the cleaning liquid.

However, in this method , since the sphere (2) is completely immersed and held in the cleaning liquid, the nozzle
The jet pressure of the cleaning liquid jetted from (4) is attenuated before reaching the sphere (2), and the cleaning effect is weak. In addition, there is a problem that a dirt component such as an oil once detached from the surface of the sphere is reattached.

An object of the present invention is to solve the above problems and to provide a method for efficiently cleaning the entire surface of a sphere such as a ball bearing ball and a pachinko ball.

[0008]

The present invention has been devised to achieve the above object. That is, the cleaning liquid tank
(1), a collapsible sphere holder (3) for holding the sphere to be cleaned (2) below the liquid level in the cleaning liquid tank (1), and
Cleaning liquid spray nozzle (4) directed to the sphere (2)
Set higher than the holding position of the sphere (2) in the cleaning tank (1)
Cleaning device for spheres, comprising
The lower part of the ball holder (3) into the washing liquid tank (1) at the required depth.
After immersion, maintain the injection pressure (P) of the cleaning liquid injection nozzle (4)
Set the pressure to keep the liquid level in the holding body (3) near the ball holding position
This is a method for cleaning a sphere .

In the present invention, the shape of the washing liquid tank (1) is arbitrary, but it is usually a box-like structure with an open top. The cleaning liquid discharging means (5) may be configured to discharge the cleaning liquid by overflowing the upper edge of the side wall (1a) (1b) of the cleaning liquid tank (1), or to discharge the cleaning liquid to the upper part of the side wall. A groove or a discharge hole may be formed. These discharging means
(5) determines the liquid level of the cleaning liquid tank (1).

In the present invention, the shape of the collapsible ball holder (3) is arbitrary. As a preferable example of the shape of the ball holder (3), a ball discharge pipe (6) for continuously discharging the washed spheres to the outside of the apparatus is provided on the bottom wall of the ball holder (3). The ball holder (3) has a bottom wall formed in a curved surface, the ball holder (3) has a rotating drum shape, and the like. The ball holder (3) is capable of sufficiently passing the cleaning liquid, and is made of, for example, a net such as a wire net.

In the present invention, the cleaning liquid injection nozzle (4)
May be one, but a plurality of them are preferably installed. The nozzle (4) may be directed toward the ball holder (3). When a plurality of nozzles (4) are provided, it is preferable that all the nozzles (4) are directed in the same direction.

In the above arrangement, the sphere (2) to be cleaned is placed in the sphere holder (3), the lower part of which is immersed in the cleaning liquid tank (1), and is held below the liquid level of the cleaning liquid tank (1). Injection nozzle (4)
And spray the cleaning solution onto the sphere (2). The balance between the spray pressure (P) of the sprayed cleaning liquid and the water pressure (H) applied upward from below the ball holder (3) keeps the liquid level in the ball holder (3) near the ball holding position. The magnitude of the water pressure (H)
The difference between the liquid level in the cleaning liquid tank (1) and the liquid level in the ball holder (3) (Δ
H). Ball holder (3) in cleaning liquid tank (1)
The immersion depth at the bottom of the
It is preferably about 1 to 5 times the diameter of the body (2). By maintaining the liquid level in the sphere holder (3) near the sphere holding position in this way, the cleaning liquid near the sphere serves as a lubricating liquid,
(2) Rotate moderately. Therefore, the entire surface of the sphere (2) can be cleaned. The washing drainage containing dirt components such as oil is quickly discharged from the ball holder (3) to the cleaning liquid tank (1) side without staying inside the ball holder (3). The washing waste liquid in the washing liquid tank (1) is discharged out of the tank by the discharging means (5). Also, the oil in the washing drainage is easy to float, and is easily discharged out of the tank (1) without settling in the washing liquid tank (1).

[0013]

In the washing method of the present invention, the sphere to be washed
Since the liquid level in the ball holder (3) is maintained near the holding position of (2), the cleaning liquid near the ball plays the role of lubricating liquid,
(2) rotates smoothly. Therefore, the entire surface of the sphere (2) can be washed evenly .

Further, since the washing drainage does not stay inside the sphere holder (3), the dirt component does not adhere to the sphere (2).

[0015]

Next, the present invention will be specifically described with reference to the illustrated embodiments. In the description of the drawings, the left side of FIGS. 1 and 2 will be referred to as left.

Embodiment 1 FIG. 1 shows an example of a cleaning apparatus for performing a cleaning method according to the present invention.

The washing liquid tank (1) has a box-like structure with an open top. The height of the left side wall (1a) and the right side wall (1b) is set lower than the height of the front and rear side walls, and the left and right side walls (1a) (1b The cleaning liquid overflows the upper edge (5) and is discharged.

The ball holder (3) has a box-like structure with an open top,
The bottom wall of the ball holder (3) is made of wire mesh. Ball holder
(3) The tank (1) is approximately ΔH higher than the liquid level in the cleaning liquid tank (1).
And the upper part of the ball holder (3) protrudes from the liquid surface.

A cleaning liquid spray nozzle (4) is disposed vertically above the ball holder (3) at a position higher than the liquid level.

In such a configuration, the sphere (2) to be washed is placed in the sphere holder (3) and is held below the liquid level of the washing liquid tank (1). The cleaning liquid is sprayed onto the sphere (2) from the injection nozzle (4) at an injection pressure (P). The balance between the injection pressure (P) and the water pressure (H) applied upward from below the ball holder (3) so that the liquid level in the ball holder (3) can be maintained near the ball holding position. Set the injection pressure (P). By maintaining the liquid level in the sphere holder (3) near the sphere holding position in this way, the cleaning liquid near the sphere serves as a lubricating liquid, and the sphere (2) rotates moderately. Amane the entire surface of the full
It can be washed without . The cleaning effluent containing dirt components such as oil is quickly discharged from the sphere holding member (3) to the cleaning liquid tank (1) side without staying in the sphere holding member (3). (2) will not re-adhere. The cleaning liquid in the cleaning liquid tank (1) is flush with the upper edge (5) of the left and right side walls (1a) (1b).
Is overflowed and discharged out of the tank.

[Embodiment 2] FIGS. 2 and 3 show a preferred modification of a cleaning apparatus for carrying out the cleaning method of the present invention .

The washing liquid tank (1) has a box-like structure with an open top. The height of the left side wall (1a) is set lower than the heights of the right side wall (1b) and the front and rear side walls. The cleaning liquid overflows the edge (5) and is discharged.

The ball holder (3) has a box-like structure with an open top,
The bottom wall at the right end of the ball holder (3) is formed in a funnel shape, and a ball discharge pipe (6) is provided from there through the lower part of the right side wall (1b) of the washing liquid tank (1) to the outside of the tank (1). Have been. Although not shown in FIG. 2, a sphere introduction tube for introducing a sphere into the sphere holder (3) is provided at the left end of the sphere holder (3).

The cleaning liquid spray nozzle (4) is positioned at a position higher than the cleaning liquid level above the ball holder (3), approximately 30 to the right from the vertical line.
° oriented. Six nozzles (4) are arranged side by side in the longitudinal direction of the ball holder (3).

Other configurations are the same as those in FIG.

In this configuration, since the nozzle (4) is directed to the right by about 30 ° from the vertical line, the sphere (2) is moved rightward by the momentum of the sprayed cleaning liquid as a driving force. By rotating while rotating , the washed spheres can be discharged out of the device through the ball discharge pipe (6),
Continuous cleaning of the sphere (2) is possible.

[Embodiment 3] FIG. 4 shows a modified example of the ball holder (3) in the cleaning apparatus for carrying out the method of the present invention .

In this modification, the bottom wall of the ball holder (3) is formed in an arc shape when viewed in a vertical section.

Other configurations are the same as those in FIG.

In this configuration, in addition to the rotational movement of the sphere (2) in the case of FIGS. 1 and 2, a rotational movement due to the rolling of the sphere (2) is added, so that the rotation of the sphere (2) is further promoted. In addition, the entire surface of the sphere can be better cleaned.

[Embodiment 4] FIG. 5 shows a preferred modification of the cleaning apparatus for performing the method of the present invention .

In this modification, the ball holder (3) is formed in a drum shape, and the drum is rotatable.

The cleaning liquid jet nozzles (4) are arranged in the ball holder (3) in upper and lower two rows, and six nozzles are arranged in the longitudinal direction of the ball holder (3). The lower row of nozzles (4) is oriented about 30 ° to the right from the vertical and the upper row of nozzles (4) is oriented about 30 ° to the right from the vertical. The lower row of nozzles (4) is for cleaning the sphere, and the upper row of nozzles (4) is for cleaning the sphere holder (3).

The other structure is the same as in FIG.

In this structure, the cleaning liquid is sprayed from the lower row of nozzles (4) to clean the spheres (2), and the sphere holder (3) is rotated at an appropriate speed so that the upper row of nozzles (4) is rotated. The cleaning liquid is sprayed onto the ball holder (3) to wash the dirt components adhering to the ball holder (3). The cleaning liquid spray from the upper row of nozzles (4) may be performed continuously or intermittently depending on the amount of the stain component adhering.

Since the dirt component adhering to the ball holder (3) is washed in this way, it is possible to prevent the dirt component from re-adhering to the sphere (2).

[0037]

According to the cleaning method of the present invention, the ball holder (3)
Immerse the lower part at the required depth in the cleaning liquid tank (1), and
Cleaning liquid spray nozzle installed on the side and directed at the sphere (2)
The injection pressure (P) of (4) is held at the liquid level in the ball holder (3).
Since the pressure is set to keep it near the position, cleaning near the sphere (2)
The liquid plays the role of lubricating oil, and each sphere (2) rotates smoothly.
To clean the entire surface of the sphere (2) evenly.
You.

[Brief description of the drawings]

FIG. 1 is a vertical cross-sectional view showing a specific example of a cleaning apparatus for performing a cleaning method of the present invention.

FIG. 2 is a vertical cross-sectional view showing a specific example of a cleaning apparatus for performing the cleaning method of the present invention.

FIG. 3 is a vertical longitudinal sectional view taken along line III-III in FIG. 2;

FIG. 4 is a vertical longitudinal sectional view showing a specific example of a cleaning apparatus for performing the cleaning method of the present invention.

FIG. 5 is a vertical longitudinal sectional view showing a specific example of a cleaning apparatus for performing the cleaning method of the present invention.

FIG. 6 is a vertical sectional view showing an example of a cleaning apparatus that performs a conventional cleaning method .

FIG. 7 is a vertical sectional view illustrating an example of a cleaning apparatus that performs a conventional cleaning method .

[Explanation of symbols]

 (1)… Cleaning liquid tank (2)… Sphere (3)… Ball holder (4)… Cleaning liquid injection nozzle (5)… Cleaning liquid discharge means (6)… Ball discharge pipe

 ──────────────────────────────────────────────────続 き Continuation of the front page (72) Inventor Kazunori Kiba 5-3-28 Nishikujo, Konohana-ku, Osaka Nishitachi Shipbuilding Co., Ltd. (56) Reference JP-A-61-185369 (JP, A)

Claims (1)

(57) [Claims] A sphere-shaped sphere holder (3) for holding a cleaning liquid tank (1) and a sphere (2) to be cleaned under the liquid level of the cleaning liquid tank (1).
And the washing placed above the level of the washing liquid and directed to the sphere (2).
Holding the cleaning liquid spray nozzle (4) and the sphere (2) of the cleaning liquid tank (1)
Cleaning liquid discharge means (5) provided at a higher position than
Using a ball cleaning device consisting of
Immerse in the cleaning liquid tank (1) at the required depth and spray the cleaning liquid
The injection pressure (P) of (4) is held at the liquid level in the ball holder (3).
How to clean the sphere at a pressure that keeps it near the position.