JP7305228B1 - Unmanned cleaning equipment for objects to be cleaned - Google Patents

Abstract

To obtain a cleaning apparatus equipped with a cleaning jig capable of cleaning while rotating an object to be cleaned, easily inserting and carrying out the object to be cleaned without requiring manual labor, and capable of swinging during cleaning and sufficient liquid draining. A cleaning apparatus is provided with a cylindrical cleaning jig (6) and a rotation transmission mechanism (4) for supporting the cleaning jig (6) and rotating the cleaning jig (6) in a direction of a peripheral wall (5) in a cleaning tank (1). [Selection drawing] Fig. 1

Description

TECHNICAL FIELD The present invention relates to a cleaning apparatus for cleaning objects to be cleaned, such as mechanical parts, electronic parts, and medical equipment, with a cleaning solvent.

Japanese Patent Application Laid-Open No. 2009-6261

In many conventional washing apparatuses, as shown in Patent Document 1, objects to be washed are stored in a special basket, and the basket is placed in a washing tank, so that the objects to be cleaned stored in the basket are cleaning work was being done.

However, in such a conventional method, it takes time and effort to put the items to be cleaned in the basket and to remove the items to be cleaned from the basket. In addition, it is necessary to manually put the items to be washed in and out of the basket and to handle the basket. It is urgent.

In addition, since the dedicated basket is placed in the cleaning tank and the object to be cleaned is cleaned, the cleaning solvent is still adhered to the dedicated basket, which is removed from the cleaning tank and dried. Therefore, there is a problem that a large amount of calories are consumed during the drying operation. Furthermore, in the case of an object to be cleaned having a recess such as a cap, the cleaning liquid may remain in the recess and the liquid may not be sufficiently drained. This has become a problem.

Therefore, the present invention is intended to solve the above-mentioned problems, and it is possible to wash while rotating the object to be washed, and to easily insert and carry out the object to be washed without requiring manual labor. To provide a cleaning apparatus equipped with a cleaning jig capable of swinging during cleaning and sufficiently draining liquid.

In order to solve the above problems, the present invention includes a cylindrical cleaning jig and a rotation transmission mechanism that supports the cleaning jig and allows the cleaning jig to rotate in the direction of the peripheral wall in the cleaning tank. , wherein the peripheral wall of the cleaning jig is provided with an opening without a lid that allows the object to be cleaned to be taken in and out, and the rotation transmission mechanism moves the cleaning jig In the supported state, the cleaning jig can be vertically slidable in the cleaning tank, and the cleaning jig can be rotated forward and backward .

Further, the cleaning tank may be provided with an introduction path for the object to be cleaned so as to face the opening of the cleaning jig.

Further, the cleaning jig may be connectable with a transfer rail for transferring the object to be cleaned carried out from the opening of the cleaning jig to the outside of the cleaning tank.

Further, the bottom side of the cleaning tank may serve as a liquid cleaning section for storing cleaning liquid and performing liquid cleaning.

Further, a drying chamber is provided outside the cleaning tank for drying the object to be cleaned that has been subjected to liquid cleaning in the liquid cleaning section of the cleaning tank. Alternatively, a transfer rail may be provided for transferring the object to be washed from the washing tank to the drying chamber.

Further, the cleaning tank includes a liquid cleaning section that stores liquid on the bottom side and performs liquid cleaning, a steam cleaning section that is positioned above the liquid cleaning section and performs cleaning steam by generating cleaning steam, and the steam cleaning section. A drying unit positioned above the washing unit and performing self-thermal drying of the object to be washed may also be provided.

According to the present invention configured as described above, external force is applied to the object to be washed from various directions by rotating the cleaning jig in which the object to be washed is housed inside in forward and reverse directions and moving it up and down. This makes it possible to further enhance the cleaning effect of the object to be cleaned. In addition, if there is a risk that the objects to be cleaned will collide with each other and be damaged, the cleaning jig should be oscillated only up and down, or an ultrasonic vibrator should be used instead of rotating and oscillating the cleaning jig during cleaning. It is also possible to quietly perform the cleaning work.

In addition, after cleaning the object to be cleaned with the liquid, the cleaning jig can be rotated in the forward and reverse directions as appropriate to discharge the cleaning liquid accumulated in the cap-shaped concave portion of the object to be cleaned. Therefore, it becomes possible to shift to the drying work in a state in which the liquid has been sufficiently drained. In addition, since the cleaning jig has an opening without a lid, by arranging the cleaning jig with the opening facing upward, the object to be cleaned can be automatically removed from the opening without manual labor. By rotating the cleaning jig so that the opening moves downward, the object to be cleaned can be removed from the cleaning jig through the opening without manual labor. It becomes possible to carry out easily to the direction.

Therefore, the cleaning apparatus of the present invention makes it possible to carry out the supply of the object to be cleaned to the cleaning jig and the cleaning of the object to be cleaned in the cleaning jig without requiring manual labor. . Therefore, it is possible to solve the labor shortage, which has become a social problem in recent years, and to prevent injuries and accidents of workers engaged in the cleaning work of the objects to be cleaned. In addition, in the cleaning performed in the present invention, all cleaning solvents such as water-based and non-aqueous solvents can be used, and machine oil, processing oil, etc., which have not been used for such cleaning in the past, are also used. Is possible.

BRIEF DESCRIPTION OF THE DRAWINGS Sectional drawing which shows Example 1 of this invention. FIG. 4 is a cross-sectional view showing liquid cleaning in Example 1; FIG. 4 is a cross-sectional view showing the unloading of the object to be cleaned according to the first embodiment; Sectional drawing which shows Example 2 of this invention. Sectional drawing which shows Example 3 of this invention.

To explain Embodiment 1 of the present invention, as shown in FIG. 1, (1) is a washing tank provided with an upper end opening (2). 3) is provided with a rotation transmission mechanism (4) arranged horizontally with an interval therebetween. The pair of rotation transmission rollers (3) are assembled so as to be rotatable in the forward and reverse directions, and one of the rotation transmission rollers (3) has a rotation mechanism for rotating the rotation transmission roller (3) in the forward and reverse directions. It has a rotary drive mechanism (not shown). The rotation transmission mechanism (4) is provided with a vertical drive mechanism (not shown) for vertically moving the pair of rotation transmission rollers (3) within the washing tank (1).

A cleaning jig (6) formed of a wire mesh-like peripheral wall (5) is mounted on the pair of rotation transmission rollers (3). The cleaning jig (6) has a cylindrical shape with a circular cross section and is arranged horizontally like the rotation transmission roller (3). By rotating the rotation transmission roller (3) in one direction, the cleaning jig (6) also rotates in the opposite direction to the rotation transmission roller (3) at the same time.

As indicated by vertical arrows in FIG. 1, the pair of rotation transmission rollers (3) slide vertically in the cleaning tank (1) by operating the drive mechanism (not shown). It is possible to move. As the pair of rotation transmission rollers (3) slide vertically, the cleaning jig (6) can also move vertically within the cleaning tank (1). The depth of the cleaning tank (1) is set to be at least twice the cross-sectional diameter of the cleaning jig (6).

In addition, as shown in FIG. 1, the cleaning jig (6) has an opening formed by cutting the peripheral wall (5) of the cleaning jig (6) at a position facing the upper end opening (2) of the cleaning tank (1). Part (7) is provided. A hopper (8) is fixedly arranged at the upper end opening (2) of the cleaning tank (1), thereby forming an introduction path (11) for the object to be cleaned (10) to the cleaning tank (1). becomes. By providing the introduction path (11) in this way, a plurality of objects to be cleaned (10) can be efficiently introduced into the cleaning jig (6) through the upper end opening (2) of the cleaning tank (1). can be done.

Further, the cleaning tank (1) contains a cleaning liquid (12) up to a height at which the cleaning jig (6) located on the bottom side of the cleaning tank (1) can be immersed. The storage portion is used as a liquid cleaning portion (13). A side wall opening (15) is provided in the side wall (14) of the cleaning tank (1) above the liquid cleaning part (13), and the side wall opening (15) is provided outside the cleaning tank (1). A collection container (16) for storing the objects (10) transferred from the washing tank (1) after washing is arranged adjacent to the .

A cleaning method using the cleaning apparatus configured as described above will be described below. First, as shown in FIG. 1, the cleaning jig (6) is placed near the upper opening (2) of the cleaning tank (1), and the opening (6) of the cleaning jig (6) is positioned opposite the hopper (8). 7) is placed. In this state, the object to be cleaned (10) is put into the hopper (8), and the object to be cleaned (10) is moved into the cleaning jig (6) through the opening (7) of the cleaning jig (6). Store in Thereafter, the vertical drive mechanism is driven to move the cleaning jig (6) together with the rotation transmission mechanism (4) to the bottom side of the cleaning tank (1) as shown in FIG. The tool (6) is arranged in the liquid washing section (13).

As a result, the object to be cleaned (10) housed in the cleaning jig (6) is immersed in the cleaning liquid (12). The jig (6) is rotated forward and backward at a constant angle and oscillated vertically. As a result, external forces are applied from various directions to the object to be cleaned (10) in the cleaning jig (6) in the cleaning solution (12), and the object to be cleaned (10) is evenly dispensed with the cleaning solution (12). ), the object to be cleaned (10) can be efficiently cleaned with the liquid without the need of the operator's hands.

In this embodiment and the following embodiments, external force is applied to the object to be cleaned (10) from various directions by rotating it in forward and reverse directions during liquid cleaning and steam cleaning. The embodiment is not limited to this, and when cleaning an object to be cleaned (10) that is particularly easily damaged by an external force, the cleaning jig (6) is only swung up and down without being rotated during cleaning. Alternatively, ultrasonic cleaning can be performed by arranging an ultrasonic transducer (not shown) in the cleaning tank (1).

After the liquid cleaning of the object (10) is completed, the vertical drive mechanism moves the cleaning jig (6) together with the rotation transmission mechanism (4) above the liquid cleaning section (13) to perform the cleaning before cleaning. The object to be cleaned (10) in the cleaning jig (6) is drained. Here, in the case of the object to be cleaned (10) having recesses, the conventional cleaning apparatus sometimes shifts to the drying operation while the cleaning liquid (12) remains in the recesses. However, in this embodiment, by randomly rotating the cleaning jig (6) forward and backward as described above, it is possible to carry out the cleaning liquid (12) accumulated in the concave portion of the object (10) to be cleaned as described above. Therefore, liquid draining can be reliably performed. Therefore, the subsequent drying work can be efficiently performed, and the calorie required for the drying work can be kept low. After that, as shown in FIG. 3, a transfer rail (17) is arranged through the side wall opening (15) of the cleaning tank (1) from below the cleaning jig (6) to the opening of the collection container (16).

As shown in FIG. 3, the transfer rail (17) is inclined so that one end (18) on the side of the cleaning jig (6) is higher than the other end (20) on the side of the collection container (16). It is pre-adjusted to be positioned as By rotating the cleaning jig (6) in one direction, the opening (7) of the cleaning jig (6) is arranged at a position facing the transfer rail (17). As a result, the object to be cleaned (10) in the cleaning jig (6) moves from the opening (7) to the transfer rail (17) due to the weight of the object to be cleaned (10), and further moves to the transfer rail (17). The object to be cleaned (10) is recovered into the recovery container (16) through (17).

In this embodiment, as described above, the object to be cleaned (10) is fully automatically fed into and carried out of the cleaning jig (6) and the object to be cleaned (10) is cleaned without manual labor. can go to Therefore, it is possible to solve the labor shortage, which has become a problem in recent years. In this embodiment and the following embodiments, washing under normal pressure is described. It is also possible to airtightly seal the inside and reduce the pressure by using a pressure reducing pump or the like to wash the object to be washed under the reduced pressure.

In addition, in the first embodiment, the storage equipment is arranged adjacent to the cleaning tank (1), and the transfer rail (17) is constructed between the storage equipment and the cleaning jig (6). In Example 2, a drying chamber (23) is arranged between the cleaning tank (1) and the storage equipment, and a transfer rail (24) is installed between the drying chamber (23) and the cleaning jig (6). are doing. This embodiment will be described below. The structures of the cleaning tank (1), cleaning jig (6), and rotation transmission mechanism (4) are the same as those of the first embodiment.

A box-shaped drying chamber (23) is provided between the washing tank (1) and the collection container (16). A transfer conveyor (25) for transferring the objects to be washed (10) in the washing tank (1) to the collection container (16) is arranged inside the drying chamber (23). This transfer conveyor (25) is arranged horizontally from one side wall (26) to the other side wall (27) in the drying chamber (23) and can be driven by a conveyor drive mechanism (not shown). In addition, the drying chamber (23) is supplied with hot air from a hot air blower (28) to the inside of the drying chamber (23). are provided with one side opening (30) and the other side opening (31), respectively.

Further, after the liquid draining of the object to be cleaned (10) described below is completed, the transfer rail (24) is installed from below the cleaning jig (6) to the inside of the drying chamber (23) as shown in FIG. It extends through the side wall opening (15) of the washing tank (1) and one side opening (30) of the drying chamber (23). As a result, one end (32) of the transfer rail (24) is positioned below the cleaning jig (6), and the other end (33) is positioned above the transfer conveyor (25) in the drying chamber (23). It will be located. In this embodiment, as in the first embodiment, one end (32) of the transfer rail (24) on the cleaning jig (6) side is higher than the other end (33) on the drying chamber (23) side. It is adjusted in advance so that it is positioned at an angle so as to be in position.

A cleaning method using the cleaning apparatus having the above configuration will be described below. After the object to be cleaned (10) housed in the tool (6) is cleaned with liquid, the cleaning tool (6) is moved together with the rotation transmission mechanism (4) to the upper end opening (2) side of the cleaning tank (1). to drain off the liquid from the object (10) to be cleaned.

After that, as shown in FIG. 4, a transfer rail (24) is arranged between the cleaning jig (6) and the drying chamber (23). By rotating the cleaning jig (6) in one direction, the opening (7) of the cleaning jig (6) is moved to a position facing the transfer rail (24). As a result, the object to be cleaned (10) in the cleaning jig (6) drops from the opening (7) of the cleaning jig (6) onto the transfer rail (24) due to its own weight. 24) to the transfer conveyor (25) in the drying chamber (23). The objects to be washed (10) supplied to the transfer conveyor (25) are kept on the transfer conveyor (25) from the hot air blower (28) until they are transferred to the collection container (16). It is exposed to hot air and dried. After that, it falls into the collection container (16) through the opening (31) on the other side of the drying chamber (23) and is collected in the collection container (16).

In this way, the cleaning liquid (12) adhering to the cleaning object (10) can be more reliably removed by transferring the cleaning object (10) after draining into the drying chamber (23). Become. In addition, the work of supplying and carrying out the object to be cleaned (10) to the cleaning jig (6), and the work of cleaning and drying the object to be cleaned (10) can be automatically performed without the need for manual labor. . Therefore, the labor shortage, which has become a problem in recent years, can be resolved.

Further, although the cleaning tanks (1) of Examples 1 and 2 were provided with only the liquid cleaning section (13), the cleaning tank (37) of this embodiment includes the liquid cleaning section (38) as well as steam. It has a washing section (40) and a drying section (41). This embodiment will be described below. As shown in FIG. 5, (37) is a washing tank provided with an upper end opening (42). ) are horizontally arranged at intervals. The pair of rotation transmission rollers (43) are assembled so as to be rotatable in the forward and reverse directions, and one of the rotation transmission rollers (43) has a mechanism for rotating the rotation transmission roller (43) in the forward and reverse directions. It has a rotary drive mechanism (not shown). The rotation transmission mechanism (44) also includes a vertical drive mechanism (not shown) for vertically moving the pair of rotation transmission rollers (43) within the washing tank (37).

A cleaning jig (46) formed of a wire mesh peripheral wall (45) is mounted on the pair of rotation transmission rollers (43). The cleaning jig (46) has a cylindrical shape with a circular cross section, and has an opening (47) formed by cutting the peripheral wall (45). The cleaning jig (46) is arranged in the same horizontal direction as the rotation transmission roller (43). By rotating the rotation transmission roller (43) in one direction, the cleaning jig (46) also rotates in the opposite direction to the rotation transmission roller (43).

The pair of rotation transmission rollers (43) are vertically slidable in the cleaning tank (37) by operating a vertical drive mechanism (not shown). As the cleaning jig (46) slides vertically, the cleaning jig (46) can also move vertically within the cleaning tank (37). The depth in the cleaning tank (37) is set to be at least four times the cross-sectional diameter of the cleaning jig (46).

A hopper (48) is fixedly disposed in the upper end opening (42) of the cleaning tank (37), thereby forming an introduction path (51) for the object to be cleaned (50) into the cleaning tank (37). become a thing. By providing the hopper (48) in this way, it is possible to efficiently introduce a plurality of objects (50) to be cleaned into the cleaning jig (46) through the upper end opening (42) of the cleaning tank (37). It becomes possible.

As shown in FIG. 5, the cleaning tank (37) contains a cleaning liquid (52) up to a height at which the cleaning jig (46) positioned on the bottom side of the cleaning tank (37) can be immersed, The portion containing the cleaning liquid (52) is used as a liquid cleaning section (38). A steam cleaning section (40) is provided above the liquid cleaning section (38), and a drying section (41) is provided above the steam cleaning section (40). has a cooling coil (53). A side wall opening (54) is provided above the cooling coil (53).

A cleaning method using the cleaning apparatus configured as described above will be described below. First, as shown in FIG. 5, the cleaning jig (46) is placed near the upper end opening (42) of the cleaning tank (37), and the opening of the cleaning jig (46) is positioned opposite the hopper (48). Place (47). In this state, the object (50) to be cleaned is put into the hopper (48), so that the object (50) to be cleaned enters the cleaning jig (46) through the opening (47) of the cleaning jig (46). Store in Thereafter, the vertical drive mechanism is driven to move the cleaning jig (46) together with the rotation transmission mechanism (44) to the bottom side of the cleaning tank (37) as indicated by the two-dot chain line in FIG. The cleaning jig (46) is thus placed in the liquid cleaning section (38).

As a result, the object to be cleaned (50) housed in the cleaning jig (46) is immersed in the cleaning liquid (52). ), the cleaning jig (46) is rotated at a constant angle in forward and reverse directions, and the vertical drive mechanism is actuated to swing it vertically. As a result, the object to be cleaned (50) in the cleaning jig (46) is subjected to external forces from various directions in the cleaning solution (52). Liquid washing of the object to be washed (50) can be effectively performed.

After the cleaning of the object (50) is completed, the drive mechanism moves the rotation transmission mechanism (44) and the cleaning jig (46) upward as shown by the chain double-dashed line in FIG. It is arranged in the steam cleaning section (40) located above the liquid cleaning section (38). At this time, cleaning steam generated in a steam generating tank (not shown) provided outside the cleaning tank (37) is introduced into the steam cleaning section (40) in advance and generated. . In the steam cleaning section (40), the object (50) to be cleaned is steam cleaned with the cleaning steam (55) while the cleaning jig (46) is rotated or vertically swung as necessary. .

After the steam cleaning is completed, the cleaning jig (46) is moved further upward and placed in the drying section (41) as indicated by the chain double-dashed line in FIG. The cleaning steam (55) generated in the steam cleaning section (40) as described above is condensed by the cooling coil (53) in the drying section (41) and recovered. Then, the object to be cleaned (50) stored in the cleaning jig (46) is drained and autothermally dried in the drying section (41), and the cleaning jig (46) is further moved to the cleaning tank (37). ) toward the upper opening (42), and the object (50) to be cleaned is restored to the position where it is housed in the cleaning jig (46).

After that, as shown in FIG. 5, a transfer rail (56) is installed from below the cleaning jig (46) to the opening of the recovery container (60). As shown in FIG. 5, the transfer rail (56) is inclined so that one end (57) on the cleaning jig (46) side is higher than the other end (58) on the collection container (60) side. Pre-adjusted for position.

Then, the cleaning jig (46) is rotated in one direction so that the opening (47) of the cleaning jig (46) is positioned opposite the transfer rail (56). As a result, the object to be washed (50), which has been autothermally dried as described above, is moved from the opening (47) of the cleaning jig (46) to the transfer rail (56) by the weight of the object to be washed (50). , and collected into the collection container (60) through the transfer rail (56).

In this embodiment, as described above, the object to be cleaned (50) is supplied to and carried out from the cleaning jig (46), and the liquid cleaning, steam cleaning, and autothermal drying operations are automatically performed without manual labor. It becomes possible to go to Therefore, the labor shortage, which has become a problem in recent years, can be resolved.

1, 37 Cleaning tank 4, 44 Rotation transmission mechanism 5, 45 Peripheral wall 6, 46 Cleaning jig 7, 47 Openings 10, 50 Objects to be cleaned 11, 51 Introduction paths 12, 52 Cleaning liquids 13, 38 Liquid cleaning parts 17, 24 , 56 transfer rail 23 drying chamber 40 steam cleaning section 41 drying section

Claims (8)

A cleaning apparatus comprising a cleaning tank in which a cylindrical cleaning jig and a rotation transmission mechanism for supporting the cleaning jig and rotating the cleaning jig in the direction of the peripheral wall are provided, The peripheral wall is provided with an opening without a lid through which the object to be cleaned can be taken in and out. An unmanned cleaning apparatus for an object to be cleaned, characterized in that the cleaning jig can be slid in both forward and reverse directions . An unmanned cleaning apparatus for an object to be cleaned, wherein the cleaning tank is provided with an introduction path for the object to be cleaned so as to face the opening of the cleaning jig. 2. The object according to claim 1, wherein the cleaning jig is connectable with a transport rail for transporting the object to be cleaned carried out from the opening of the cleaning jig to the outside of the cleaning tank. Unmanned washing equipment for washing items. 2. An unmanned cleaning apparatus for an object to be cleaned according to claim 1, wherein the bottom side of said cleaning tank is a liquid cleaning section for storing cleaning liquid and performing liquid cleaning. Outside the cleaning tank, a drying chamber is provided for drying the objects to be cleaned that have been subjected to liquid cleaning in the liquid cleaning section of the cleaning tank. Between the drying chamber and the cleaning tank, the 2. An unmanned washing apparatus for objects to be washed according to claim 1, further comprising a transfer rail for transferring the objects to be washed from said washing tank to said drying chamber. The cleaning tank includes a liquid cleaning section that stores liquid on the bottom side and performs liquid cleaning, a steam cleaning section that is positioned above the liquid cleaning section and performs cleaning steam by generating cleaning steam, and the steam cleaning section. 2. An unmanned washing apparatus for an object to be washed according to claim 1, further comprising a drying unit located above the drying unit for autothermal drying of the object to be washed. 2. An unmanned cleaning apparatus for a portion to be cleaned according to claim 1, wherein said cleaning tank cleans the object to be cleaned under normal pressure. 2. An unmanned cleaning apparatus for cleaning parts according to claim 1, wherein said cleaning tank is sealed and decompressed, and the object to be cleaned is cleaned under said reduced pressure.

Images