JP2008093522A - Cleaning device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a cleaning device capable of efficiently cleaning objects to be cleaned placed on an elevation body, with detergency by elevation and detergency by autorotation. <P>SOLUTION: The elevation body 1 on which the objects to be cleaned are loaded can be rotated around the rotation center in the elevating direction; a plurality of liquid stream generation faces 1a tilted to the elevating direction and generating a liquid stream for autorotation in one and the other directions of the rotation direction in the liquid when elevating, are provided to the elevation body 1; and the objects to be cleaned are efficiently cleaned by the liquid stream generated by the elevation of the elevation body 1 and the liquid stream generated by the autorotation. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a cleaning apparatus for cleaning an object to be cleaned by raising and lowering a lifting body.

As a cleaning device for cleaning an object to be cleaned to which foreign matters such as chips and cutting oil are attached, a lifting body disposed so as to be able to move up and down above the cleaning tank, and an interlocking connection with the upper part of the lifting body, Elevating means, such as an air cylinder, that raises and lowers the lifting body, and by raising and lowering the lifting body on which the object is mounted in the cleaning tank, a liquid flow is generated in the cleaning tank and adheres to the object to be cleaned What is comprised so that foreign materials, such as cutting chips which are carrying out, may be washed off is known (for example, refer patent document 1).
Registered Utility Model No. 3030449

  However, the cleaning apparatus configured as in Patent Document 1 is complicated because it simply raises and lowers a lifting body on which an object is mounted in a cleaning tank and generates a liquid flow in the cleaning tank. In the case of cleaning the object to be cleaned, it is difficult for the liquid flow to reach the place where the foreign object adheres to the object to be cleaned.

  The present invention has been made in view of the circumstances as described above, and a main object thereof is to enable the lifting body to rotate, the lifting body is inclined with respect to the lifting direction, and the liquid is used during at least one of lifting and lowering. By providing a liquid flow generation surface that generates a liquid flow for rotation, a cleaning device that can efficiently clean the object to be cleaned mounted on the lifting body by the cleaning force by lifting and lowering and the cleaning force by rotation It is to provide.

  Another object is to rotate the lifting body by providing liquid passages opened in both the lifting and lowering directions at a plurality of positions in the rotation direction and providing a liquid flow generation surface between adjacent liquid passages. An object of the present invention is to provide a cleaning device that can simplify the structure as much as possible.

  Another object of the present invention is to provide a cleaning device capable of improving the rotation property when the lifting body moves up and down by providing a plurality of blades having liquid flow generation surfaces on both surfaces in the lifting and lowering direction.

  A cleaning apparatus according to a first aspect of the present invention is a cleaning apparatus for cleaning the object to be cleaned in a liquid by raising and lowering a lifting body on which the object to be cleaned is mounted. The lifting body can be rotated by a rotation axis in the lifting direction. In addition, the lift body is provided with a liquid flow generation surface that is inclined with respect to the lift direction and that generates a liquid flow for rotation in the liquid during at least one of the lifts.

  In the first invention, when the elevating body moves up and down in the liquid, a liquid flow for rotation can be generated by the liquid flow generation surface, and the elevating body moves up and down while rotating by the rotation liquid flow. The object to be cleaned mounted on the lifting body can be efficiently cleaned by the cleaning power by lifting and rotating and the cleaning power by rotation, and the number of times of lifting up and down until the foreign matter adhering to the cleaning object is washed away can be reduced. , Cleaning workability can be improved.

  In the cleaning device according to a second aspect of the present invention, the elevating body has liquid passages opened in both the elevating direction at a plurality of positions in the rotational direction, and the liquid flow generation surface is provided between adjacent liquid passages. It is characterized by being.

  In the second invention, when the elevating body moves up and down in the liquid, the liquid flows through the liquid passage in the elevating direction, and the flowing liquid becomes a liquid flow for rotation by the liquid flow generation surface, It can be rotated. Therefore, the structure is simple enough to rotate the elevating body, and the cost can be reduced.

  The cleaning apparatus according to a third aspect of the invention is characterized in that the elevating body includes a plurality of blades having the liquid flow generation surface on both surfaces in the elevating direction.

  In the third aspect of the invention, the number of the liquid flow generation surfaces on both sides can be easily increased, the rotation property when the elevating body moves up and down can be improved, and the cleaning workability can be further improved.

  According to the first aspect of the present invention, the object to be cleaned mounted on the lifting body can be efficiently cleaned by the cleaning power by lifting and the cleaning power by rotation, until the foreign matter adhering to the cleaning object is washed away. The number of times of lifting and lowering can be reduced, and the cleaning workability can be improved.

  According to the second invention, the structure is simple enough to rotate the elevating body, and the cost can be reduced.

  According to the third aspect of the invention, the number of the liquid flow generation surfaces on both sides can be easily increased, the rotation property when the elevating body moves up and down can be improved, and the cleaning workability can be further improved.

  Hereinafter, the present invention will be described in detail with reference to the drawings illustrating embodiments thereof. FIG. 1 is a perspective view showing a configuration of a cleaning apparatus according to the present invention, FIG. 2 is an enlarged perspective view showing a configuration of a lifting body, and FIG. 3 is a front view in which a part of the lifting body is broken.

  The cleaning apparatus includes a lifting / lowering body 1 that is lifted / lowered in the cleaning tank A, a lifting / lowering means 2 that is coupled to the upper part of the lifting / lowering body 1 and has an actuator such as an air cylinder 21 that lifts and lowers the lifting / lowering body 1, and the lifting / lowering means. And a controller 3 that controls driving of the motor 2.

  The lifting / lowering body 1 has a circular shape, and a loading part 11 on which an object to be cleaned is mounted, and a hanging part 12 coupled to two circumferential positions of the loading part 11 and having an inverted U shape, The rod 21a of the air cylinder 21 is connected to the center of the upper end of the suspension portion 12 so as to allow relative rotation. Specifically, a cylindrical body 13 penetrating in the ascending / descending direction and in which a plurality of rolling bearings 4 are fitted is provided at the center of the upper end of the hanging portion 12, and a rod 21 a is inserted and coupled to the rolling bearing 4 in the cylindrical body 13. By doing so, the lifting body 1 is rotatable with the rod 21a arranged in the lifting direction as the rotation axis.

  The carrying part 11 connects the small-diameter inner ring 11a, the large-diameter outer ring 11b arranged around the inner ring 11a, the inner ring 11a and the outer ring 11b, and in the liquid in the cleaning tank A. A plurality of blades 11c having liquid flow generation surfaces 1a and 1b for generating a liquid flow for rotation.

  The blades 11c are arranged in the radial direction at equal intervals in the rotation direction, and a liquid passage 11d opened in both the up-and-down directions is provided between the adjacent blades 11c. Both surfaces of each blade 11c in the ascending / descending direction are inclined in the same direction with respect to the ascending / descending direction, and a first liquid flow generating surface that generates a liquid flow for rotation in one direction of rotation when the descending side surface descends. 1a, and the rising side surface is a second liquid flow generation surface 1b that generates a liquid flow for rotation in the other direction of rotation when rising. The liquid flow generating surfaces 1a and 1b may be surfaces that are linearly inclined or partially curved with respect to the linear surface. Any surface that generates a liquid flow capable of rotating the elevating body 1 may be used.

  The air cylinder 21 of the actuator is a single rod type, and is configured to move down and up by switching a communication path that communicates a chamber on both sides of the piston and an air source such as an air pump with an electromagnetic valve. .

The controller 3 includes a washing timer 31 for setting a washing time for raising and lowering the elevating body 1 and washing, a stroke adjusting timer 32 for adjusting an elevating stroke in which the elevating body 1 moves up and down in the liquid, A power switch 33 for connecting the components to the power source, an operation button 34 for raising and lowering the elevating body 1 to a cleaning position and a non-cleaning position, and the like are provided.
In FIG. 1, B is a support that supports the cleaning tank A and the cleaning apparatus.

  The cleaning apparatus configured as described above has a cylindrical shape, and the lifting body 1 is disposed above the cleaning tank A in which liquids such as hot water and detergent liquid are accommodated. A workpiece such as a workpiece is mounted on the machine. It should be noted that the object to be cleaned is mounted so as not to block the liquid passage 11d of the object mounting portion 11.

  The air cylinder 21 is operated by the operation of the operation button 35, and the elevating body 1 that is rotatably connected to the rod 21a of the air cylinder 21 is lowered into the liquid (cleaning position) of the cleaning tank A, and the liquid Ascend and descend repeatedly.

  When the elevating body 1 descends in the liquid (solid line in FIG. 2), the liquid flows upward in the liquid passage 11d between the blades 11c arranged in the radial direction at equal intervals in the rotation direction. While the liquid pressure is applied to the first liquid flow generation surface 1a, a liquid flow is generated obliquely upward along the liquid flow generation surface 1a (solid line in FIG. 3). Rotate counterclockwise. Due to the rotation of the lifting body 1, a liquid flow is generated around the object to be cleaned mounted on the lifting body 1. Therefore, the object to be cleaned mounted on the lifting body 1 can be cleaned by both the liquid flow generated by the lowering of the lifting body 1 and the liquid flow generated by the rotation of the lifting body 1. Even if the object to be cleaned has a simple shape, the liquid flow easily reaches the place where the foreign matter adheres, and it is possible to clean the entire object to be cleaned without increasing the number of times of lifting.

  When the elevating body 1 rises in the liquid (broken line in FIG. 2), the liquid flows downward through the liquid passage 11d between the blades 11c arranged in the radial direction at equal intervals in the rotation direction. While the liquid pressure is applied to the second liquid flow generation surface 1b, a liquid flow is generated obliquely downward along the liquid flow generation surface 1b (broken line in FIG. 3). Rotate clockwise. Due to the rotation of the lifting body 1, a liquid flow is generated around the object to be cleaned mounted on the lifting body 1. Therefore, the object mounted on the lifting body 1 can be cleaned by both the liquid flow generated by the lifting of the lifting body 1 and the liquid flow generated by the rotation of the lifting body 1. Even if the object to be cleaned has a simple shape, the liquid flow easily reaches the place where the foreign matter adheres, and it is possible to clean the entire object to be cleaned without increasing the number of times of lifting.

  As described above, the object to be cleaned mounted on the lifting body 1 can be cleaned by the liquid flow generated by the lifting and lowering of the lifting body 1 and the liquid flow generated by the rotation of the lifting body 1. It is possible to reduce the number of times of raising / lowering until the foreign matter adhering to the object to be washed is washed away, and to improve the cleaning workability.

  In the embodiment described above, the blade 11c having the liquid flow generation surfaces 1a and 1b is provided on the object mounting portion 11. In addition, the blade 11c is provided on the outer periphery of the outer ring 11b constituting the mounting portion 11. You may provide so that it may extend in a radial direction.

  Further, the liquid flow generating surfaces 1a and 1b are configured to have the blades 11c, and for example, liquid passages 11d are opened at a plurality of rotational direction positions of a placement plate on which an object to be cleaned is placed, and the liquid passages 11d The first liquid flow generation surface 1a may be provided on one side in the rotation direction, and the second liquid flow generation surface 1b may be provided on the other side in the rotation direction. Any material that can rotate is acceptable.

  In the embodiment described above, the first and second liquid flow generation surfaces 1a and 1b are provided. However, only one of the first and second liquid flow generation surfaces 1a and 1b is provided. It is good also as a structure.

It is a perspective view which shows the structure of the washing | cleaning apparatus which concerns on this invention. It is an expansion perspective view which shows the structure of the raising / lowering body of the washing | cleaning apparatus which concerns on this invention. It is the front view which fractured | ruptured a part of raising / lowering body of the washing | cleaning apparatus based on this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Lifting body 1a, 1b Liquid flow generation surface 11c Blade | blade 11d Liquid passage

Claims (3)

  In the cleaning apparatus for cleaning the object to be cleaned in the liquid by raising and lowering the lifting body on which the object to be cleaned is mounted, the lifting body can be rotated by a rotation axis in the lifting direction. And a liquid flow generating surface for generating a liquid flow for rotation in the liquid during at least one of raising and lowering.   The cleaning apparatus according to claim 1, wherein the elevating body has liquid passages opened in both the up and down directions at a plurality of positions in the rotation direction, and the liquid flow generation surface is provided between adjacent liquid passages.   The cleaning device according to claim 1, wherein the lifting body includes a plurality of blades having the liquid flow generation surface on both surfaces in the lifting direction.

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