CN103347621B - Cleaning device - Google Patents

Abstract

The purpose of the invention is to provide a cleaning device with a compact structure that is capable of pressing the cleaning roller firmly from above. The device is equipped with a main frame (11) on which a cleaning roller (2) is rotatably installed, and a subframe (12) on which a transfer roller (3), a brush roller (4) and a metal roller (5) are rotatably and integrally installed via bearings (14). The subframe (12) is rotatably installed on the main frame (11) with the rotation axis (5a) of the metal roller (5) as the center of rotation. The cleaning roller (2) can be firmly pressed from above via the transfer roller (3) installed on the subframe (12).

Description

Cleaning device

technical field

The invention relates to a cleaning device for removing foreign matter (dust, etc.) attached to the surface of a material to be cleaned by electrostatic force. It is especially suitable for the case where the material to be cleaned is a material with a relatively high surface smoothness such as a glass substrate, a printed circuit board (PCB, PCBA, etc.), a film, a sheet, or a plastic plate.

Background technique

There is known a cleaning system (cleaning device) in which the cleaning roller is in contact with the surface of the material to be cleaned while rotating while relatively moving, and the potential difference generated between the surface of the material to be cleaned is used to pass The electrostatic force removes the foreign matter adhering to the surface of the material to be cleaned (for example, refer to Patent Documents 1 and 2).

Since the foreign matter gradually accumulates on the surface of the cleaning roller, it is necessary to regularly perform maintenance work to remove the foreign matter from the surface. Therefore, the applicant has already proposed a cleaning system provided with a transfer roller and a charging control roller in contact with the cleaning roller in order to continue to carry out the operation of the cleaning roller to absorb and remove foreign matter in a long-term and stable manner without performing the maintenance work on a regular basis. (Refer to Japanese Patent Application No. 2009-069972, Japanese Patent Application No. 2009-138107, and Japanese Patent Application No. 2009-138108).

FIG. 15 is an explanatory diagram showing the arrangement of components constituting a known cleaning system A. As shown in FIG. The cleaning roller 111 may have an electric charge on the surface to absorb foreign matter attached to the surface S1 of the material S to be cleaned by using electrostatic force. On the opposite side of the cleaning roller 111 to the material S to be cleaned, a charge control roller 121 and a transfer roller 131 that rotate while contacting the surface of the cleaning roller 111 are provided.

The charging control roller 121 can make the outer peripheral surface of the cleaning roller 111 be charged with electrostatic force to absorb foreign matter attached to the surface S1 of the material S to be cleaned. The charging control roller 121 is connected to an external power source 141 , and the voltage is applied to the charging control roller 121 through the external power source 141 . In addition, the transfer roller 131 may have charges on its outer surface that absorb foreign matter attached to the surface of the cleaning roller 111 using electrostatic force.

A brush roller 151 is provided in a rotatable manner in contact with the transfer roller 131. The brush roller 151 rotates in the direction opposite to the interlocking rotation direction of the transfer roller 131 to scrape off the surface of the transfer roller 131. of foreign matter. A metal roller 152 is provided in contact with the brush roller 151, and rotates in the direction of the interlocking rotation of the brush roller 151. An external power supply 153 is connected to the metal roller 152 to generate a potential difference with the transfer roller 131. , and apply a voltage.

Near the metal roller 152, a cleaning blade 146 for scraping foreign matter is provided. In addition, near the surface of the metal roller 152, a suction port 145 of a gas vacuum means capable of sucking foreign matter is provided.

In the above-mentioned cleaning system A, in order to remove foreign matter adsorbed on the transfer roller 131 and maintain the function of the transfer roller 131 for a long time, in addition to the charging control roller 121 occupying the layout space, there are also brush rollers 151 and metal rollers 152. wait. Therefore, it is desired to have a cleaning device having a structure in which the arrangement of the brush roller 151, the metal roller 152, etc. is minimized as much as possible, and there are no accessories that take up space.

In addition, these cleaning rollers 111, charging control rollers 112, transfer rollers 131, brush rollers 151, and metal rollers 152 are integrally formed as a unit, and the rotating shaft 131a of the transfer rollers 131 is rotatably mounted on the device frame (not shown in the figure). (shown), forming a structure in which the unit as a whole rotates around the rotation axis 131-a of the transfer roller 131 relative to the device frame.

Therefore, when the material to be cleaned with concavo-convex and curved surfaces is in contact with the cleaning roller 111, since the cleaning roller 111 swings in an arc shape with the rotating shaft 131a of the transfer roller 131 as the center, it acts on the cleaning roller 111. The pressure in the vertical direction of the roller 111 is not easy to stabilize, and further improvement is required in order to firmly press the cleaning roller 111 in the vertical direction.

Patent Document 1 Japanese Patent Application Laid-Open No. 8-203851

Patent Document 2 Japanese Patent Application Laid-Open No. 2010-99565.

Contents of the invention

The present invention has been made in view of the above-mentioned problems, and an object of the present invention is to provide a cleaning device capable of firmly pressing a cleaning roller from above and achieving an advantageous arrangement in terms of miniaturization.

In order to achieve the above object, the cleaning device (1) according to the present invention has a cleaning roller that moves relatively while rotating while contacting the surface of the material to be cleaned; and a transfer printing roller that rotates while contacting the surface of the cleaning roller a roller; and a brush roller for removing foreign matter on the transfer roller; and a metal roller for removing the foreign matter from the brush roller; and removing dust, etc. attached to the surface of the material to be cleaned by using electrostatic force through the cleaning roller A cleaning device for foreign matter; characterized in that it has a main frame on which the cleaning roller is rotatably installed, and the transfer roller, the brush roller, and the A sub-frame of the metal roller; when the transfer roller is located above the cleaning roller, the sub-frame is rotatably mounted on the main frame.

According to the above-mentioned cleaning device (1), the cleaning roller is installed on the main frame, and the transfer roller, the brush In the state of the roller and the metal roller, the transfer roller is located above the cleaning roller. Therefore, due to the overall weight of the transfer roller, the brush roller, and the metal roller, the cleaning roller can be firmly pressed from above by the transfer roller installed on the sub frame. . In addition, because the sub-frame is rotatably installed on the main frame, even if the material to be cleaned with unevenness and curvature on the surface is in contact with the cleaning roller, and the cleaning roller faces the vertical direction When the upper part of the cleaning roller is bounced up, the transfer roller can also cooperate with the above-mentioned action to retreat upwards, so the cleaning roller can be constantly pressed firmly in the vertical direction by the transfer roller.

In addition, due to the structure in which the sub-frame (transfer roller, brush roller, and metal roller) is lifted by the above-mentioned rotation, maintenance operations such as visual inspection and cleaning inside the device can be easily performed. That is, when the sub-frame is largely rotated upward, the transfer roller is separated from the cleaning roller, and the opening between them is large, so that the maintainability of each roller can be improved.

In addition, the cleaning device (2) according to the present invention is characterized in that, in the cleaning device (1), a bearing member detachable from the main frame is provided, and the bearing member is rotatably installed on the bearing member There is a rotating shaft of the metal roller.

According to the above-mentioned clean roller (2), since the bearing member detachable from the main frame is used, by removing the bearing member from the main frame, the metal The rotating shaft of the roller can simply be removed from the main frame with the sub-frame integrally provided with the transfer roller, the brush roller, and the metal roller at one time, and the installation of most rollers is also easy. Can easily be done in one go.

In addition, the cleaning device (3) according to the present invention is characterized in that, in the cleaning device (1), the bearings of the transfer roller, the brush roller and the metal roller are arranged on the The sub-frame is configured to apply electric charge via the outer rings of the bearings of the transfer roller and the brush roller.

According to the above-mentioned cleaning device (3), since the electric charges are applied through the outer ring of the bearing, the structure near the bearing is simple, which is advantageous in controlling cost increase. In addition, since the electrode portion to which charge is imparted is brought into contact with the outer ring of the bearing, there is no sliding portion, and there is no lack of wear of the electrode portion. In addition, there is no need to provide an electrification control roller that takes up a lot of space to control the electrification of the cleaning roller and the like, so that the device can be reduced in size.

In addition, the cleaning device (4) according to the present invention is characterized in that, in the cleaning device (1), the bearings of the cleaning rollers are fixed to the shell of the insulator, and the main frame is formed so that it can face up and down. The guide groove of the housing is engaged in a moving manner, and when the sub-frame is mounted on the main frame, the housing is lifted by the spring force of the spring means, thereby forming the cleaning roller and the cleaning roller. The composition of the transfer roller contact.

According to the above-mentioned cleaning device (4), since the housing is lifted up by the biasing force of the spring means and the cleaning roller comes into contact with the transfer roller, a stable contact state can be ensured.

In addition, the cleaning device (5) according to the present invention is characterized in that, in the cleaning device (1), a detachable The method is equipped with a foreign matter collection box for collecting foreign matter collected by the cleaning roller.

According to the cleaning device (5), the accumulation part (recovery part) of foreign matter (dust) can be easily ensured, and it can also be easily removed. In particular, when discarding accumulated foreign matter, it is only necessary to remove the foreign matter collection box, so that foreign matter can be disposed of easily.

In addition, the cleaning device (6) according to the present invention is characterized in that, in the cleaning device (5), the main frame is detachably provided with a device for scraping off the surface attached to the metal roller. A clean blade for foreign matter, the installation part of the clean blade is covered by a part of the foreign matter recovery box.

According to the cleaning device (6), the cleaning blade can be easily attached/detached and replaced easily. Since the attaching portion of the cleaning blade is partially covered with the foreign matter collection box, the appearance can be improved, and foreign matter (dust) scraped off by the cleaning blade can be prevented from scattering around.

In addition, the cleaning device (7) according to the present invention is characterized in that, in the cleaning device (1), the rotating shaft of the metal roller is connected to the driving means through a coupling made of an insulator.

According to the cleaning device (7), the metal roller can be easily insulated from driving means such as a motor by a coupling.

In addition, the cleaning device (8) according to the present invention is characterized in that, in the cleaning device (1), the shells used to fix the bearings of the transfer roller, the brush roller and the metal roller have insulating The same shape of sex.

According to the cleaning device (8), since the bearing and the housing can be shared, cost reduction can be achieved.

Description of drawings

FIG. 1 is an explanatory diagram showing the arrangement of components constituting a cleaning device according to an embodiment of the present invention.

Fig. 2 is a side view showing the cleaning device according to the embodiment.

Fig. 3 is an exploded perspective view of the cleaning device viewed from above.

Fig. 4 is an exploded perspective view of the cleaning device viewed from the bottom of the back.

Fig. 5 is a side view showing a state in which the subframe is attached to the main frame.

Fig. 6 is a side view showing the relationship between the subframe and the main frame during maintenance.

Fig. 7 is a perspective view of a state in which rollers are attached to a sub-frame viewed from above.

Fig. 8 is a perspective view of a state in which rollers are attached to a sub-frame viewed from below.

9 is a perspective view showing the relationship between the outer ring of the bearing and the electrodes.

Fig. 10 is a partial perspective view showing the bearing structure of the clean roller.

Fig. 11 is an exploded perspective view showing the relationship between the foreign matter collection box and the cleaning device.

Fig. 12 is an exploded perspective view showing the relationship between the foreign matter collection box, the cleaning blade and the cleaning device.

Fig. 13 is a perspective view showing a connection state between the rotating shaft of the metal roller and the drive motor.

Fig. 14 is a perspective view showing a cleaning device according to another embodiment.

FIG. 15 is an explanatory diagram showing the arrangement of components constituting a known cleaning system.

Detailed ways

Embodiments of the cleaning device according to the present invention will be described below with reference to the drawings.

FIG. 1 shows the arrangement of components constituting a cleaning device 1 according to the embodiment. The cleaning device 1 is to make the surface of the cleaning roller 2 contact with the surface S1 of the material S to be cleaned while rotating and relatively moving relative to the material S to be cleaned. foreign objects (such as conductors or dielectrics) such as dust on the surface S1 of the device.

The cleaning roller 2 can have an electric charge on the surface that uses electrostatic force to absorb foreign matter attached to the surface S1 of the material S to be cleaned. Above the cleaning roller 2, a transfer roller 3 that rotates while being in contact with the surface of the cleaning roller 2 is provided. The transfer roller 3 is capable of changing the electric charges of the cleaning roller 2 to adsorb the foreign matter adhering to the surface S1 of the material S to be cleaned by electrostatic force. The transfer roller 3 is formed using a material capable of having an electric charge on the surface to attract foreign matter adhering to the surface of the cleaning roller 2 by electrostatic force. The transfer roller 3 rotates while contacting the surface of the cleaning roller 2 , and a potential difference is generated between the cleaning roller 2 and the surface characteristics of the cleaning roller 2 and the transfer roller 3 according to the difference between the surface characteristics of the cleaning roller 2 and the transfer roller 3 .

A brush roller 4 for removing foreign matters on the transfer roller 3 is provided obliquely above the transfer roller 3 and rotates in a direction opposite to the interlocking rotation direction of the transfer roller 3 . In order to generate a potential difference between the brush roller 4 and the transfer roller 3, the brush roller 4 also has the function of applying a potential with the same sign as the charge on the surface of the transfer roller 3 to the metal roller 5 when cleaning. constitute.

Therefore, the metal roller 5 that rotates in the interlocking rotation direction of the brush roller 4 is provided. In order to generate a potential difference between the metal roller 5 and the transfer roller 3 , the metal roller 5 is also configured to be applied with a potential having the same sign as that of the charge on the surface of the transfer roller 3 during cleaning. The metal roller 5 removes the foreign matter from the brush roller 4 .

In the vicinity of the metal roller 5, a cleaning blade 6 is arranged to scrape off the foreign matter attached to the surface of the metal roller 5 with a front scraping part, and the foreign matter attached to the surface of the metal roller 5 is scraped off by the cleaning blade 6, and the The foreign matter is reclaimed to the foreign matter recovery box 7.

Hereinafter, a more detailed structure of the cleaning device 1 will be described.

As shown in Fig. 2, Fig. 3 and Fig. 4, the cleaning device 1 has a main frame 11, a sub-frame 12 rotatably installed on the main frame 11, and a cleaning roller 2 and a cleaning blade are arranged on the main frame 11. 6 and foreign body recovery box 7. On the other hand, on the sub-frame 12, the bearings 14 (FIG. 9) of the transfer roller 3, the brush roller 4, and the metal roller 5 are rotatably provided through a housing 36 made of an insulator, and are unitized as an integral structure. change.

As shown in FIGS. 5 and 6 , the sub-frame 12 is rotatably mounted on the main frame 11 with the rotating shaft 5 a of the metal roller 5 as the center of rotation. In this installation state, the positions of the transfer roller 3, the brush roller 4, the metal roller 5 and the cleaning blade 6 relative to the cleaning roller 2 are determined,

The central axis of the transfer roller 3 is located approximately directly above the central axis of the cleaning roller 2 . In addition, since the sub-frame 12 is installed on the main frame 11 by making the transfer roller 3 above the cleaning roller 2, due to the overall gravity of the sub-frame 12, the brush roller 4, the metal roller 5, etc., by being installed on the The transfer roller 3 of the sub-frame 12 can firmly press the cleaning roller 2 from above. Here, it is better to make the central axis of the transfer roller 3 substantially directly above the central axis of the cleaning roller 2 because the transfer roller 3 generates a force that firmly presses the cleaning roller 2 .

In addition, since the sub-frame 12 is rotatably mounted on the main frame 11 with the rotating shaft 5a of the metal roller 5 as the center of rotation, the followability of the transfer roller 3 and the like relative to the cleaning roller 2 is good.

In addition, lifting the sub-frame 12 to the extent shown in FIG. 6 makes it easy to perform maintenance on the cleaning roller 2, the transfer roller 3, the brush roller 4, and the metal roller 5 (for example, inspection of the surface of the rollers, cleaning of the rollers). ).

Insert the rotating shaft 5a of the metal roller 5 protruding from the side plate portions 12A, 12A of the subframe 12 to the through holes 11B, 11B formed by the side plate portions 11A, 11A of the main frame 11, The rotating shaft 5a of the metal roller 5 protruding from the through-holes 11B and 11B of 11A is fixed by the casing 13 in which the bearing 14 is fitted. Thereby, the sub-frame 12 is rotatably attached to the main frame 11 centering on the rotating shaft 5 a of the metal roller 5 . In addition, in the state where the cleaning roller 2 , the transfer roller 3 , the brush roller 4 , the metal roller 5 and the cleaning blade 6 are positioned with each other, the sub-frame 12 is fixed to the main frame 11 . Furthermore, by detaching the housing 13 (including the bearing 14 ) from the main frame 11 , the sub-frame 12 can be detached from the main frame 11 .

Since the cleaning roller 2 and the transfer roller 3 are respectively mounted on the respective main frame 11 and the subframe 12, and arranged in the up and down direction, the resistance of their contact portion acts as a load in the horizontal direction, and the transfer roller 2 lifts, and can not transform into the load that will lift cleaning roller 2. In addition, the rotational force generated by the contact resistance between the brush roller 4 and the metal roller 5 is the force in the direction of pushing the transfer roller 3 downward, and the force in the direction of lifting the cleaning roller 2 is in the opposite direction, so No problem.

Especially since the sub-frame 12 is installed in a manner that can rotate around the rotating shaft 5a of the metal roller 5, even if the brush roller 4 is constantly contacted and rotated with the transfer roller 3, it will not cause damage to the cleaning roller 2. Less stress.

In addition, as shown in FIG. 7 and FIG. 8, the two side plate portions 12A, 12A of the subframe 12 are connected by three connecting shafts 17, and a member in which the bearing 14 is embedded is fixed on the resin case 36. The bearing 14 is assembled with the transfer roller 3, the brush roller 4, and the metal roller 5, and is unitized as an integral structure. The brush roller 4 and the metal roller 5 are configured to transmit power through gears made of insulators (not shown). As shown in FIG. Rotate accordingly.

As shown in FIG. 9, in the substantially triangular plate-shaped bearing housings 13, 36 made of polyacetal resin in which the bearing 14 of the transfer roller 3 and the metal roller 5 is embedded in the central through hole, the inner peripheral surface of the central through hole An engaging groove portion 13a having a rectangular cross section is formed, and the electrode 15 is arranged in the engaging groove portion 13a. As a result, the electrode portion 15 is in electrical contact with the outer ring 14 a of the bearing 14 , so that charges can be applied to the transfer roller 3 and the metal roller 5 . A convex portion 15a is formed on the side of the electrode portion 15 that is in contact with the bottom surface of the engaging groove portion 13a, and a concave portion 13aa that engages with the convex portion 15a is formed on the bottom surface of the engaging groove portion 13a. The engaging relationship between the electrode parts 15 does not fall off from the engaging groove part 13a. In addition, there are three bolts 16 for fixing the bearing housings 13 and 36 .

The bearing 14 of the clean roller 2 is fixed to a casing 21 made of an insulator as shown in detail in FIG. 10 . The housing 21 has a rectangular body portion 21a and a flange portion 21b wider than the body portion 21a on the upper side thereof, and is formed in a substantially T-shape. On the other hand, on the inner surfaces of the side plate portions 11A, 11A of the main frame 11 , a guide groove member 22 having a guide groove portion 22 a that engages with the housing 21 so as to be movable in the vertical direction is provided. On both sides of the guide groove portion 22a of the guide groove member 22, columnar spring housing portions 22b for housing the coil spring 23 are provided. Furthermore, the housing 21 of the cleaning roller 2 is attached to the main frame 11 in a state where the cleaning roller 2 is engaged with the guide groove member 22 .

In the state where the subframe 12 is installed on the main frame 11, the coil spring 23 is in contact with the protruding part 21b, and the shell 21 of the cleaning roller 2 is biased upward, and the shell 21 is lifted due to the biasing force of the coil spring 23 (spring means). Thus, the cleaning roller 2 is brought into elastic contact with the transfer roller 3.

As shown in Figures 11 and 12, the lower part of the cleaning blade 6 is fixed on the blade mounting plate 31, and the blade mounting plate 31 is installed in a manner that can be installed in a horizontal direction and a vertical direction by using a plurality of fixing bolts 32. In the lower part of the main frame 11.

The foreign matter recovery box 7 that collects the foreign matter peeled off by the cleaning blade 6 and also collects the foreign matter removed by the cleaning roller 2 is detachably installed on the lower part of the main frame 11 by using the fixing screw 34, and is a part of the cleaning blade 6. underside. The foreign matter recovery box 7 is located under the brush roller 4, the metal roller 5 and the cleaning blade 6 when it is installed.

Both sides of the cleaning blade 6 provided on the main frame 11 are respectively provided with fixing screws 34, corresponding to these fixing screws 34, on the side plate portion 7a of the foreign matter recovery box 7, there are provided fixing screws. 34 through the keyhole-shaped cutout 7b. The lower end portion of the notch 7 b is a locking portion 7 bb extending sideways with respect to the upper portion and capable of locking the shaft portion of the fixing screw 34 .

Therefore, in the state where the shaft portion of each fixing screw 34 is engaged with the engaging portion 7bb of the notch 7b of the foreign matter collection box 7, the foreign matter collection box 7 is temporarily fixed to the shaft portion of the fixing screw 34, and By tightening the fixing screws 34 , the foreign body collection box 7 can be fixed on the main frame 11 . In this state, the side plate part 7a which is a part of the case 7 covers the attachment part of the cleaning blade 6. As shown in FIG.

When the foreign matter collection box 7 is removed from the main frame 11, the mounting portion of the cleaning blade 6 (blade mounting plate 31) is exposed, so the cleaning blade 6 can be easily removed by loosening the fixing bolt 32.

In addition, between the transfer roller 3 and the metal roller 5 of the sub-frame 12, a guide plate 35 (Fig. 2 and Fig. 5) for guiding the foreign matter to the foreign matter collection box 7 is provided, so it can be recovered and removed by the cleaning roller 2. Foreign objects falling during the process to the metal roller 5.

As shown in FIG. 13 , the rotating shaft 5 a of the metal roller 5 is connected to a drive motor 42 (drive means) through a coupling 41 made of an insulator in order to prevent electric leakage. In addition, it is also possible to connect to the drive motor through a gear made of an insulator instead of a coupling.

The shells 36 of the bearings 14 for fixing the transfer roller 3 , the brush roller 4 , and the metal roller 5 are all insulative and have the same shape so that they can be used in common. Thereby, the cost can be reduced, the bearing 14 can be easily attached and detached, and the transfer roller 3, the brush roller 4, and the metal roller 5 can be easily replaced.

In addition to the above-described embodiments, the present invention can be modified and implemented as follows.

(i) In the above-mentioned embodiment, although the shells 36, 13 used to fix the bearing 14 of the transfer roller 3, the brush roller 4, and the metal roller 5 are insulated and have the same shape, in other embodiments In the mode, the shape may be different.

(ii) In the above-described embodiment, the cleaning device 1 is used alone, but two devices may be used in parallel. In addition, another cleaning device may be arranged on the lower side of the material S to be cleaned, so that the upper and lower surfaces of the material S to be cleaned may be cleaned at the same time. In addition, for the convenience of detachment, the cleaning blade 6 is detachably attached to the main frame 12 in the horizontal direction, but in other embodiments, it may also be detachable in the vertical direction or other directions.

(iii) In the above embodiment, the sub-frame 12 is rotatably attached to the main frame 11 with the rotating shaft 5 a of the metal roller 5 as the center of rotation, but the present invention is not limited thereto. As shown in FIG. 14 , in other embodiments, a cleaning roller 2A, a transfer roller 3A, a brush roller 4A, and a metal roller 5A can also be disposed on the underside of the main frame 11 constituting the cleaning device 1 shown in FIG. 2 . The sub-frame 112, which is rotatably arranged as an integral unit, passes between the cleaning roller 2 of the main frame 11 and the cleaning roller 2A of the sub-frame 112, which are arranged opposite to each other, and the material to be cleaned (not shown) is passed to form a simultaneous cleaning process. The structure of the surface and back of the material to be cleaned. In the sub frame 112 , a structure is formed in which the transfer roller 3A, the brush roller 4A, and the metal roller 5A are positioned with respect to the cleaning roller 2A.

(iv) In the above-described embodiment, in order to ensure the necessary pressing force generated by the transfer roller 3, although the central axis of the transfer roller 3 is positioned approximately directly above the central axis of the cleaning roller 2, this invented and limited thereto. Make the transfer roller 3 above the clean roller 2, as long as the transfer roller 3 can be used to press the clean roller 2, the floating of the clean roller 2 will not occur, and the central axis of the transfer roller 3 is not located at the clean roller 2. A structure approximately directly above the central axis.

Symbol Description

1 Cleaning device

2, 2A clean roller

3, 3A transfer roller

4, 4A brush roller

5, 5A metal roller

5a Axis of rotation

6 clean blades

7 Foreign body collection box

7a side panel

7b Grooving

7bb locking part

11 main frame

  11A side panel

12, 112 sub-frames

  12A  Both sides of the plate

13 Shell

  13a  Engagement groove

  13aa   Concave

14 Bearings

  14a   Outer ring

  15  Electrode part

15a convex part

16 bolts

  17  Link shaft

21 Shell

                   

  21b   Flange

  22  Guide groove member

  22a   Guide groove

                                         

  23  Coil spring

  31  Blade mounting plate

  32  Fixed bolts

  34  Set screw

35 guide plate

36 Shell

  41  Coupling

  42  Drive motor

  S   Material to be cleaned

S1 Surface

Claims (8)

1. a cleaning apparatus, have on one side with by the Surface Contact of clean material and rotate on one side, the clean roller that simultaneously relatively moves, on one side with the transfer printing roller of the Surface Contact rotation on one side of this cleaning roller, remove the brush roller of foreign matter on this transfer printing roller and remove the Metal Contact Rollers of described foreign matter from this brush roller, utilize electrostatic force to remove to be attached to the foreign matters such as dust on the clean material surface of described quilt by described clean roller; It is characterized in that,

Have in rotatable mode and the main frame of described clean roller is installed and the sub-frame of described transfer printing roller, described brush roller and described Metal Contact Rollers is rotatably installed integratedly by bearing;

Be positioned at above described clean roller under state at described transfer printing roller, described sub-frame is rotatably arranged on described main frame.

2. cleaning apparatus according to claim 1, is characterized in that, is provided with the bearing components that is removable at described main frame, and the rotating shaft of described Metal Contact Rollers is arranged on described bearing components in rotatable mode.

3. cleaning apparatus according to claim 1, it is characterized in that, the bearing of described transfer printing roller, described brush roller and described Metal Contact Rollers is arranged on described sub-frame by insulator, and formation applies the formation of electric charge by the outer ring of the bearing of described transfer printing roller and described brush roller.

4. cleaning apparatus according to claim 1, is characterized in that, the bearing of described clean roller is fixed on the shell of insulator, is formed with mode moving towards above-below direction engages and have the guiding of this shell slot part at described main frame;

Be arranged at described sub-frame under the state of described main frame, described shell is lifted by the elastic force pressure of spring means, forms thus the formation of described clean roller and described transfer printing roller contact.

5. cleaning apparatus according to claim 1, it is characterized in that, in the bottom of described main frame, the below of described brush roller and described Metal Contact Rollers, is provided with for collecting the foreign matter collection box by the foreign matter that described clean roller was reclaimed in the mode that can load and unload.

6. cleaning apparatus according to claim 5, is characterized in that, on described main frame, is provided with in demountable mode the clean blade that is attached to foreign matter on described Metal Contact Rollers surface for wiping off;

The mounting portion of described clean blade is covered by a part for described foreign matter collection box.

7. cleaning apparatus according to claim 1, is characterized in that, the rotating shaft of described Metal Contact Rollers links by the shaft coupling and the driving means that are made up of insulator.

8. cleaning apparatus according to claim 1, is characterized in that, the shell that is used for fixing the bearing of described transfer printing roller, described brush roller and described Metal Contact Rollers is the same shape with insulating properties.