WO2005100219A1 - ウエブガイド装置 - Google Patents
ウエブガイド装置 Download PDFInfo
- Publication number
- WO2005100219A1 WO2005100219A1 PCT/JP2004/004931 JP2004004931W WO2005100219A1 WO 2005100219 A1 WO2005100219 A1 WO 2005100219A1 JP 2004004931 W JP2004004931 W JP 2004004931W WO 2005100219 A1 WO2005100219 A1 WO 2005100219A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- shaft
- web
- base
- screw shaft
- swing
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/02—Registering, tensioning, smoothing or guiding webs transversely
- B65H23/032—Controlling transverse register of web
- B65H23/038—Controlling transverse register of web by rollers
Definitions
- the present invention relates to a web guide device.
- web strip-shaped material
- the web such as paper, paper, film, steel plate, etc.
- a web guide device is used in order to properly correct the meandering during the running of the web.
- the present invention relates to a web guide device for appropriately correcting the meandering during running of the web.
- a device including a swing frame 104 to which a pair of rollers 105, 105 are attached and swing means 120 for swinging the swing frame 104 is disclosed.
- Patent Document 1 Subsequent 1).
- the oscillating means 120 of the web guide device 100 includes a screw shaft 121 on which the web W is inclined with respect to the conveying direction, a rotating device 123 attached to one end of the screw shaft 121, And a connecting member 122 connected to the swinging frame 104.
- the swing frame 104 is provided so as to be swingable in a plane such as a web W (not shown) wound between the pair of rollers 105, 105.
- the swing frame 104 can be swung in the width direction of the EF by the force of the connection member 122 moving along the screw shaft 121. Then, a force can be generated between the web W and the pair of rollers 105 along the width direction of the web W, so that the web W moves in the width direction (the horizontal direction in FIG. 6) while the web W is being conveyed. Even so, it is possible to return the original position by moving the wafer ⁇ W in the width direction.
- Mr. Tsuru: ⁇ S « ⁇ etc. are scattered like the C place, etc., and between the screw part of Appendix 122 and the screw shaft 121, the connection member 122 and the screw shaft 121 It can get stuck.
- the connecting member 122 cannot move smoothly with respect to the screw shaft 121, and in the worst case, the connecting member 122 cannot move and the swinging member 104 cannot swing. Web W meandering cannot be prevented.
- a pawl screw mechanism may be conventionally used in order to smoothly move the connecting member 122 with respect to the screw shaft 121.
- the ball screw and the structure are precise, troubles caused by paper powder can be achieved. In other words, just because ⁇ adheres to the screw shaft 121, the ball tries to move over the car so as to overcome the discomfort, and the movement resistance increases. Since the paper dust is positively taken into the connecting portion between the connecting member 122 and the screw shaft 121, a malfunction is likely to occur.
- Patent Literature 1 Japanese Patent Application Laid-Open No. H11-222 2341 Disclosure of the Invention
- the present invention can be used smoothly even in an environment where paper dust and dust are scattered.
- the purpose of the present invention is to provide a web guide device capable of ensuring a proper operation.
- a web guide device is a device for preventing / compressing a meandering of a continuously conveyed web, the device comprising a base and a roller on which the web is wound, and a ttlf base.
- a swinging portion provided so that the rotation axis of the roller swings in the web transport direction, and swinging means for swinging the swinging portion with respect to the base.
- the rocking means comprises: a motor provided on the base; a base end having a screw shaft connected to a main shaft of the motor; and a screw shaft engaged with the screw shaft. ⁇ a moving member connected to the oscillating portion so that the rotation axis of the roller of the self-oscillating portion oscillates in the web transport direction.
- the material that is formed from the agent-containing material is referred to as glue.
- the motor is a stepping motor.
- a web guide device is the web guide device according to the first or second invention, wherein the moving member is formed in a cylindrical shape having one end closed, and has a female screw screwed into the screw shaft on an inner surface thereof. And a dustproof canister is provided so as to cover the gap between the other end of the nut portion of the moving member and the screw shaft.
- a web guide device is the web guide device according to the third invention, wherein the dust-proof cover is provided so as to surround a side surface of the screw shaft; and an inner surface of a tip end side of the disgusting screw shaft in the shaft cover. And a sealing member disposed between the moving member and the outer surface of the other end of the main body.
- the sealing member is made of silicone, and the inner end of the moving member is a disgusting moving member. It is assumed that the material is a spiral sound 15 material that is arranged so that it contacts the outer surface and the outer end contacts the ⁇ surface of the tfrt coaxial cover.
- a web guide device is the web guide device according to the first, second, third, or fourth aspect, wherein the swing portion is orthogonal to a swing frame that supports the roller and a rotation axis of the roller.
- a swing shaft that is swingably connected to the frame and the ff base, and a support portion that is provided between the tfl swing portion and the disgusting base and that is arranged at a position separated from the touch shaft.
- the tim self-supporting part is a base-side shaft provided on the fHB base, the base-side shaft and the TO, and the swing frame-side shaft provided on the swing frame; Movement When the frame swings with the swing axis as a fulcrum, the swing frame side axis is moved while maintaining a constant distance from the knitting self swing axis. It consists of a connecting member to be connected, and it is assumed that the JfB base side shaft and the self-moving frame side shaft are urged to the tfrt self-connecting sound attachment through a radial bearing.
- the moving member when the motor is used, the moving member moves along the screw shaft, so that the swinging portion can be swung, and the rotating shaft of the roller is inclined with respect to the web transport direction. Can be. Therefore, even if the web moves in the width direction, it can be returned to the original position, and meandering can be prevented. Since the moving member is made of a lubricant-containing material, the moving member can be smoothly moved with respect to the screw shaft without frequently supplying lubricant between the moving member and the screw shaft. This makes it possible to prevent the swinging portion from being unable to swing with respect to the base. Therefore, the maintenance work of the device can be reduced and the running cost can be reduced.
- the motor is a stepping motor, and the stepping motor does not have a brush for supplying power to the actuator. Therefore, there is no need to replace the brush unlike a DC motor, and there is no malfunction of the motor due to poor brush contact caused by paper dust. Therefore, even if a force such as paper dust enters the motor, the motor can be operated reliably, maintenance work can be reduced, and running costs can be reduced.
- the portion where the female screw of the nut portion and the screw shaft are screwed can be isolated from the outside, even if the surrounding environment is poor, the screw shaft of the moving member can be used. Can be secured smoothly.
- the ffiil surface of the screw shaft is surrounded by the shaft cover, and the space between the screw shaft and the shaft cover is isolated from the outside by the seal member. Can be prevented from adhering. Therefore, the amount of thread or the like that enters between the female screw of the nut portion and the screw shaft can be reduced, and smooth movement of the moving member with respect to the screw shaft can be ensured.
- the seal member is made of a fluororesin material, the movement of the nut due to the provision of the seal member is reduced. The resistance can be reduced.
- the sealing member is formed in a spiral shape and slightly expands and contracts with the movement of the nut portion, paper dust and the like attached to the outer surface of the nut portion can be wiped off by the expansion and contraction of the sealing member. It is possible to suppress the thread s force from entering the space between the shaft cover and the screw shaft.
- the swing of the swing frame with respect to the base can be supported not only by the swing shaft but also by the support portion.
- the supporting shaft is attached to the connecting member via a radial bearing on the base-side shaft and the sliding frame-side shaft of the support part, and the operation of the support part can be made smooth. It can be swung safely.
- FIG. 1 is a schematic plan view of a web guide device 1 of the present embodiment.
- FIG. 2 is a schematic plan view of the web guide device 1 of the present embodiment.
- FIG. 3 is an enlarged view of a main part of the web guide device 1, (A) is an enlarged view of the swinging means, and (B) is an enlarged view of a tip end of the shaft cover 3O.
- FIG. 4 is an enlarged explanatory view of the support portion 40.
- FIG. 5 is a diagram for explaining a moving state of the support portion 40 when the swing frame 4 moves.
- FIG. 6 is a schematic explanatory view of a conventional web guide device 100.
- the web guide device of the present invention is, for example, a device provided on a transport fiber path for transporting a web or the like (hereinafter, simply referred to as a web) in the form of a strip of paper, nonwoven fabric, film, steel plate, or the like. It is used to prevent the phenomenon of moving in the so-called meandering.
- FIG. 1 is a schematic plan view of a web guide device 1 of the present embodiment.
- FIG. 2 is a schematic side view of the web guide device 1 of the present embodiment.
- Fig. 3 is an enlarged view of a main part of the web guide device 1, (A) is an enlarged view of the swinging means, and (B) is an enlarged view of the end of the shaft cover 30. It is a large map.
- the web W is omitted to make the drawing easier to understand.
- reference numeral 2 denotes a base of the web guide device 1 of the present embodiment provided in a web production line or the like.
- the base 2 is fixed to a frame (not shown) or the like, and is disposed such that the upper surface thereof is substantially horizontal.
- Base 2 does not have to be grained so that its upper surface is horizontal, and may be vertical or inverted.
- a swing frame 4 provided on the base 2 and 5 mm is arranged on the upper surface of the base 2 and 5 mm is arranged.
- One end of the swing frame 4 is attached to a drive shaft 3 erected on the upper surface of the base 2 so as to be swingable along the upper surface of the base 2 with the drive shaft 3 as a point.
- a pair of rollers 5, 5 having a TO rotation axis and a TO axis are disposed.
- the pair of rollers 5'5 are wound around the web W (Fig. 2), and the web V moves while being guided by the pair of rollers 5,5.
- a motor 21 of a swing means is mounted between the swing frame 4 and the base 2.
- the motor 21 is a stepping motor, and is swingably mounted along the upper surface of the base 2.
- the motor 21 is connected to a control device (not shown), and the control device controls the rotation amount and the rotation direction.
- a screw shaft 22 is mounted on the main shaft of the motor 21 so as to be coaxial with the main shaft.
- the material of the screw shaft 22 is, for example, a metal such as brass, but is not particularly limited.
- the nut 22 is screwed with the nut 23a of the moving member 23.
- the nut portion 23a is formed in a cylindrical shape with one end closed, and is formed of a polyacetal material (for example, MC Nylon manufactured by Nippon Polypenco Co., Ltd., product number MC703HL), which is a lubricant-containing material. ing.
- a coupling member 23b for connecting the nut portion 23a and the swing frame 4 is provided at the end of the nut portion 23a.
- the lower end of the connecting member 23b is attached to the nut portion 23a, and the upper end thereof is rotatably connected to the swing frame 4.
- Power In the state where the self-oscillating frame 4 is not oscillating (the state of FIG. 1), the material 23b is in the axial direction of the nut part 23a, that is, the screw shaft 22 is a pair of rollers 5, At a position that is coincident with the rotation axis 5, it is connected to the swing frame 4 and is L-shaped.
- the base 2 has a position detecting sensor 10 for detecting the widthwise end of the web W around which the web W is wound around the pair of rollers 5. Is provided.
- the position detection sensor 10 is connected to a control device that controls the motor 21.
- the web guide device 1 when the web W moves in the width direction (the left-right direction in FIG. 1) during conveyance, the position detection sensor 10 The movement in the width direction is detected, and the drawing is not performed./
- the motor 21 of the oscillating means is operated by the control device, and the screw shaft 22 rotates together with the main shaft of the motor 21.
- the nut portion 23a moves along the screw shaft 22.
- a force is applied to the oscillating frame 4 in the axial direction of the rotation shaft of the roller 5, in other words, in the width direction of the oscillating frame 4 via the coupling member 23 b of the moving member 23, ⁇
- the force S can swing the moving frame 4 in the width direction of the arrow with the swing shaft 3 as a fulcrum.
- the rotation axis of the pair of rollers 5, 5 can be set to A pages in the transport direction of the web W, so that the width of the web W is between the web W and the pair of rollers 5; A force along the direction can be generated. Therefore, the web W can be moved in the width direction, and the web W can be returned to the original position.
- the motor 21 since a steppin motor that does not have a brush that supplies power to the armature is used as the motor 21, the motor 21 is reliably operated even if the power S such as paper dust enters the motor 21. be able to.
- the steering motor is not controlled and is not used as a drive source of a means for repeating reciprocation such as a swinging means in the web guide device 1. Simplification has been achieved, and it has become possible for the first time to be used as a drive source for rocking means. In this manner, the failure of the motor 21 can be suppressed even by the intrusion of paper dust and the like, and the occurrence of the «defectiveness of the web guide device 1 due to the failure of the modal 21 can be suppressed.
- the maintenance work of the web guide device 1 has been reduced, and the running cost of the web guide device 1 has been reduced. Further, since the nut portion 23a of the moving member 23 is formed of a polyacetal material, the movement of the nut portion 23a with respect to the screw shaft 22 can be maintained smoothly without supplying a lubricant or the like. Since the nut portion 23a itself has a high mobility and the friction generated between the nut portion 23a and the screw shaft 22 is small, the female screw of the nut portion 23a and the screw shaft 22 have Even if paper dust or dust enters, the movement resistance of the nut portion 23a with respect to the screw shaft 22 does not suddenly increase due to the paper dust or the like.
- the material of the nut portion 23a is a polyacetal material
- the material is not limited to this, and any material can be used as long as the frictional resistance between the screw shaft 22 and the screw shaft 22 can be maintained for a long period of time without the need to supply a lubricant. ,.
- a shaft cover 31 of a dustproof cover 30 provided so as to surround a side surface of the screw shaft 22.
- the shaft cover 31 has a substantially cylindrical body 31a, and has a substantially cylindrical space 31h formed therein. That is, when the nut 23a of the moving member 23 is screwed into the screw shaft 22, the nut 23a of the moving member 23 is formed so as to be movable along the screw shaft 22 in the space 31h. You.
- a seal member mounting portion 31b is provided at the end of the screw shaft 22 in the body portion 31a of the shaft cover 31.
- the inner surface of the seal portion mounting portion 31b and the moving member 2 3 Between the nut portion 23a and the other 5 mm outer surface, a Sino 1/1 material 32 is disposed.
- the sealing member 32 is formed in a screw shape, and is removed on the outer surface of the nut portion 23a of the F3 ⁇ 4 end force S moving member 23, and the outer end is removed on the inner surface of the sealing member mounting portion 31b. They are arranged like insects.
- the seal member 32 is made of, for example, a fluororesin such as Teflon (duPont).
- the space 31h between the screw shaft 22 and the main body 31a of the shaft cover 31 and the O can be isolated from the outside by the sealing member 32, so that paper dust and the like adhere to the Nezutsu 22 Can be prevented.
- the portion where the nut portion 23a and the screw wheel ⁇ 22 are screwed is always disposed in the space 31h between the screw shaft 22 and the main body portion 31a of the shaft cover 31.
- the nut portion 23a and the screw shaft 22 can separate the screw engagement from the outside.
- the amount of S ⁇ or the like that adheres to the screw shaft 22 and penetrates between the female screw of the nut portion 23a and the screw shaft 22 can be reduced. Smooth movement can be ensured, and smooth movement of the screw shaft 22 of the nut portion 23a can be ensured even in a poor environment.
- the seal member 32 is formed of a fluororesin material, even if the seal member 32 is brought into close contact with the nut portion 23a or the inner surface of the seal member mounting portion 3 lb of the axial force member 31, the nut portion 23a is formed. The movement resistance of the movement of the screw shaft 22 with respect to the screw shaft 22 can be reduced. Also, since the seal member 32 is formed in a Nada-shape, the seal member 32 is attached by the seal member mounting portion 31a so that the seal member 32 can be stretched and shrunk along the moving direction of the nut portion 23a.
- the paper ⁇ adhered to the outer surface of the nut portion 23a tries to enter the space 31h together with the nut portion 23a, it can be removed from the nut portion 23a by expansion and contraction of the sealing member 32, so that the screw shaft 22 and the screw shaft 22 can be removed. Paper dust and the like can be suppressed from entering the space 31h between the axial force par 31 and the main body 31a.
- the swing of the swing frame 4 with respect to the base 2 can be controlled by the swing shaft. Since it can be supported not only by the support member 3 but also by the support portion 40, the swing frame 4 can be smoothly and safely swung with respect to the base 2.
- Reference numeral 41 denotes a base-side shaft erected on the base 2 so as to be the TO with the swing shaft 3
- reference numeral 42 denotes a swing shaft 3 and the base shaft 41.
- the axis of the drive frame provided on the drive frame 4 to be TO is shown.
- a connecting member 45 connecting the swing frame side shaft 42 and the base side shaft 41 is provided between the two.
- One part of the base-side plate 46 of the connecting member 45 is rotatably attached to the base-side shaft 41 via a radial bearing 41a. Others of base side plate 4 6 At the end, a lower portion [5] of a connecting shaft 48 is rotatably mounted via a radial bearing 48a so as to be in the same direction as the base shaft 41 and ⁇ Pfi.
- the upper 33 ⁇ 43 ⁇ 4 of the connecting handle 4 8 is attached to the swing frame side plate 47, and the other end of the swing frame side plate 47 is connected to the ffilE swing frame via the radial bearing 42a. It is rotatably mounted on the side rule 42.
- the connecting member 45 When the swing frame 4 is not swinging (the state shown in FIGS. 1 and 5A), the connecting member 45 is connected to the base plate 46 and the swing frame plate 47. The angle between the two is sharpened.
- the swing frame 4 is connected to the base 2 via the driving frame side shaft 42 of the support portion 40, the connecting member 45, and the base side shaft 41, not only the driving shaft 3 but also the The swing frame 4 can also be supported by the support portion 40.
- the angle ⁇ between the base plate 46 and the oscillating frame plate 47 is sharp. Since they are arranged at an angle, when the oscillating frame 4 moves, the base plate 46 of the connecting member 45 and the oscillating frame side plate 47 force close to each other with the connecting shaft 48 as a fulcrum. It can swing so as to be separated.
- each shaft 41 Plates 46 and 47 can be smoothly swung. Therefore, even if the holding portion 40 is provided, the swing frame 4 can be smoothly swung.
- the number of radial bearings 41a, 42a, 48a supporting the shafts 41, 42, 48 may be one, but two or more may be provided. If two or more are provided, f and two or more points can support the axial force applied to each axis 41, 42, 48. It is possible to securely and securely prevent each axis 41, 42, 48 force S from tilting even if the power is low. Furthermore, the angle ⁇ ⁇ ⁇ ⁇ between the base plate 46 and the swing frame plate 47 when the swing frame 4 is not swinging (in the prone position in FIG. 1) is not an acute angle unless it is 180 degrees. When the swing frame 4 is swung, the swing frame side shaft 42 is fixed so that the distance between the swing frame side shaft 42 and the driving shaft 3 is kept constant. If it can be connected to the side shaft 4 1! /.
- the connecting member is not limited to the above configuration, and when the swing frame 4 is swung, the distance between the swing frame side shaft 42 and the swing shaft 3 is kept constant. Any configuration is possible as long as the swing frame side shaft 42 can be connected to the base side shaft 41 as described above. Industrial applicability
- the web guide device of the present invention is a device that appropriately corrects the meandering of a web during running of a web in a production line or a required processing line of a strip-shaped material (web) such as paper, nonwoven fabric, film, and steel plate. It is suitable as.
Landscapes
- Registering, Tensioning, Guiding Webs, And Rollers Therefor (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2004/004931 WO2005100219A1 (ja) | 2004-04-05 | 2004-04-05 | ウエブガイド装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2004/004931 WO2005100219A1 (ja) | 2004-04-05 | 2004-04-05 | ウエブガイド装置 |
Publications (1)
Publication Number | Publication Date |
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WO2005100219A1 true WO2005100219A1 (ja) | 2005-10-27 |
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ID=35149893
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2004/004931 WO2005100219A1 (ja) | 2004-04-05 | 2004-04-05 | ウエブガイド装置 |
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WO (1) | WO2005100219A1 (ja) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5467154A (en) * | 1977-11-08 | 1979-05-30 | Japanese National Railways<Jnr> | High pressure seal |
JPS5724957A (en) * | 1980-07-23 | 1982-02-09 | Fuji Xerox Co Ltd | Correction device for zigzag movement |
JPS63178667U (ja) * | 1987-05-12 | 1988-11-18 | ||
JPH01299150A (ja) * | 1988-05-27 | 1989-12-01 | Nagano Japan Radio Co | スキュー修正装置 |
JPH10184844A (ja) * | 1996-12-25 | 1998-07-14 | Smc Corp | 電動アクチュエータ |
JP2000128408A (ja) * | 1998-10-27 | 2000-05-09 | Murakami Kogyo Kk | ウエブガイド装置 |
JP2003056667A (ja) * | 2001-08-08 | 2003-02-26 | Ntn Corp | シリンジポンプ用送りねじおよびシリンジポンプ |
-
2004
- 2004-04-05 WO PCT/JP2004/004931 patent/WO2005100219A1/ja active Application Filing
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5467154A (en) * | 1977-11-08 | 1979-05-30 | Japanese National Railways<Jnr> | High pressure seal |
JPS5724957A (en) * | 1980-07-23 | 1982-02-09 | Fuji Xerox Co Ltd | Correction device for zigzag movement |
JPS63178667U (ja) * | 1987-05-12 | 1988-11-18 | ||
JPH01299150A (ja) * | 1988-05-27 | 1989-12-01 | Nagano Japan Radio Co | スキュー修正装置 |
JPH10184844A (ja) * | 1996-12-25 | 1998-07-14 | Smc Corp | 電動アクチュエータ |
JP2000128408A (ja) * | 1998-10-27 | 2000-05-09 | Murakami Kogyo Kk | ウエブガイド装置 |
JP2003056667A (ja) * | 2001-08-08 | 2003-02-26 | Ntn Corp | シリンジポンプ用送りねじおよびシリンジポンプ |
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