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CN104760428A - Reel shaped recording medium keeping mechanism, roller paper supplying device and image forming device - Google Patents

Reel shaped recording medium keeping mechanism, roller paper supplying device and image forming device Download PDF

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Publication number
CN104760428A
CN104760428A CN201510005049.0A CN201510005049A CN104760428A CN 104760428 A CN104760428 A CN 104760428A CN 201510005049 A CN201510005049 A CN 201510005049A CN 104760428 A CN104760428 A CN 104760428A
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CN
China
Prior art keywords
storage medium
spool
maintaining body
abutting member
drum storage
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201510005049.0A
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Chinese (zh)
Inventor
本多领
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ricoh Co Ltd
Original Assignee
Ricoh Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ricoh Co Ltd filed Critical Ricoh Co Ltd
Publication of CN104760428A publication Critical patent/CN104760428A/en
Pending legal-status Critical Current

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  • Unwinding Webs (AREA)
  • Replacement Of Web Rolls (AREA)

Abstract

The invention provides a reel shaped recording medium keeping mechanism, a roller paper supplying device and an image forming device. The keeping mechanism is capable of concretely keeping roll paper with different inner diameters. A cylinder part (43) equipment with a reel of a keeping mechanism (flange) (41) for keeping the roll paper (not shown in chart) is provided with four switch mechanisms (47) (shown in the chart). Abutted-joint components (46) of the switch mechanisms (47) are capable of moving in the direction of double-sided arrows C via shaft coupling components. When the switch mechanisms (47) are opened via cam components (not shown in the chart), the abutted-joint components (46) move towards the outer sides and are pressed to the inner surface of a core pipe of the roller paper. In this way, the roll paper is kept on the reel (not shown in the chart) via the flanges (41).

Description

Drum recording medium maintaining body, winding up roller paper feed and image processing system
Technical field
The present invention relates to the drum recording medium maintaining body keeping drum recording medium, and use winding up roller paper feed and the image processing system of this mechanism.
Background technology
In the image processing system of duplicator, facsimile machine, printer etc., be well known that the winding up roller paper feed being provided with and the recording medium being rolled into drum (hereinafter referred to as coil paper) being carried out to paper supply.Winding up roller paper feed has coil paper is supported in its axial coil paper maintaining body freely to rotate.
Such as, in special permission No. 4872738 publication (patent document 1), disclose a kind of with the direction of principal axis of coil paper for fulcrum, by expanding the revolution of abutting member and expansion in winding up roller radial direction carrys out the maintaining body of the coil paper of corresponding different paper tube internal diameter.
In addition, in JP 2012-66932 publication (patent document 2), disclose the maintaining body that abutting pressure is applied to coil paper fixing after on coil paper inner peripheral surface by a kind of elastic component by being out of shape on the radial direction of coil paper.
In the maintaining body disclosed in above-mentioned patent document 1, be be that fulcrum expands (gyroaxis expanding abutting member is parallel with winding up roller axle) with direction of principal axis owing to expanding abutting member, expand abutting member problem more weak in the circumferencial direction revolution of coil paper so have.
In addition, in the maintaining body disclosed in above-mentioned patent document 2, when applying to abut pressure by elastomer, because can be out of shape in the radial direction, so just have coil paper eccentric problem easily occurs.
[patent document 1] (Japan) franchise No. 4872738 publication
[patent document 2] (Japan) JP 2012-66932 publication
Summary of the invention
The object of the present invention is to provide a kind of internal diameter of coil paper that can be corresponding different, and the drum recording medium maintaining body of coil paper can be kept effectively, and adopt winding up roller paper feed and the image processing system of this mechanism.
In order to solve above-mentioned problem, the invention provides a kind of drum storage medium maintaining body for being remained on by the storage medium of drum on spool, it is characterized in that comprising mounted retaining member on said reel, with the switching mechanism be installed in described retaining member, described switching mechanism comprises the abutting member abutted with the core pipe inner peripheral surface of drum storage medium, with the coupling shaft component making this abutting member in the movement in the radial direction of described spool, and, described coupling shaft component is by being that the shaft coupling plate that fulcrum carrys out the polylith of switch is formed with cross part, described drum storage medium maintaining body is according to the core bore of described drum storage medium, by adjusting described abutting member to the switch of described coupling shaft component in described position in the radial direction.
According to the present invention, because be by carrying out to the coupling shaft component of switching mechanism the position that switch regulates the radial direction of abutting member, after coupling shaft component is folded, just can reduces and carrying out the difference of internal diameter of corresponding coil paper with less space.
In addition, because be regulate the position of the radial direction of abutting member by carrying out switch to the coupling shaft component of switching mechanism, so just coil paper can be kept effectively in the pivotal situation not affecting coil paper.
Accompanying drawing explanation
It is the oblique view of the summary of ink-jet recording apparatus involved in the present invention shown in Fig. 1.
It is the pattern sectional view of the Inner Constitution of this ink-jet recording apparatus shown in Fig. 2.
It is oblique view when coil paper being installed on spool by coil paper maintaining body shown in Fig. 3.
It is the sectional view of the formation showing coil paper maintaining body from the side shown in Fig. 4.
It is the front elevation of the coil paper maintaining body seen from direction of principal axis shown in Fig. 5.
It is the oblique view of switching mechanism shown in Fig. 6.
It is the front elevation of abutting member shown in Fig. 7.
It is the front elevation of ways shown in Fig. 8.
It is the front elevation of cam member shown in Fig. 9.
It is the front elevation of other examples of cam member shown in Figure 10.
It is the sectional view of the second embodiment showing coil paper maintaining body from the side shown in Figure 11.
It is the front elevation of the coupling shaft component in display second embodiment shown in Figure 12.
It is the front elevation of align member shown in Figure 13.
It is the sectional view of other examples of abutting member shown in Figure 14.
The figure of the configuration of display switch mechanism and the configuration of shaft coupling plate shown in Figure 15 A, 15B.
Detailed description of the invention
Below, embodiments of the present invention are described in detail with reference to accompanying drawing.
It is the oblique view of the summary of the ink-jet recording apparatus of an example of image processing system involved in the present invention shown in Fig. 1.In addition, shown in Fig. 2 be the pattern sectional view of Inner Constitution of this ink-jet recording apparatus.First, by Fig. 1 and Fig. 2, the formation of image processing system entirety and action are described.
Illustrated ink-jet recording apparatus is serial ink-jet tape deck, is configured with image forming part 2, paper using attracts conveying unit 3, web-taking in device 4 etc. in the inside of tape deck body 1.
Image forming part 2 is provided with guide post 13 and guided way 14 not shown biside plate is added, and on these guide posts 13 and guided way 14, arrow A direction is in the drawings retained as movement of can sliding with balladeur train 15.
The fluid ejection head of assorted ink droplet such as ejection black (K), yellow (Y), magenta (M), cyan (C) etc. is equipped with in balladeur train 15.Also be provided with providing ink integratedly in each record head to the secondary tank (not shown) in each record head.
Then, the main scanning mechanism of balladeur train 15 motion scan is made to include the CD-ROM drive motor 21 be configured in the side of main scanning direction, with the driving pulley 22 being turned round driving by CD-ROM drive motor 21, with the driven pulley 23 be configured in main scanning direction opposite side, and be hung around the band member 24 between driving pulley 22 and driven pulley 23.Further, driven pulley 23 has been applied in tensile force by not shown tensioning spring outside (relative to the direction of driving pulley 22 for leaving).
Balladeur train 15, by a wherein part being fixedly held in the fixed part in the rear side being arranged on balladeur train 15, main scanning direction (the arrow A direction in figure) draws by band member 24.In addition, in order to detect the main scanning direction of balladeur train 15, the main scanning direction along balladeur train 15 is configured with coding sheet material (not shown), and reads coding sheet material by the code sensor (not shown) be arranged on balladeur train 15.In posting field among the main scanning region of this balladeur train 15, paper using 30 attracts conveying unit 3 to be transported off and on the direction (sub scanning direction: the direction in figure shown in arrow B) of the main scanning direction perpendicular to balladeur train 15 by paper using.
In addition, in the end side region of the side among main scanning region, be configured with the maintenance recovery mechanism 18 that the maintenance for carrying out each record head recovers.Further, outside the balladeur train moving area of main scanning direction, or in the end side region of the opposing party among above-mentioned main scanning region, the main card box 19 of the ink containing the colors be supplied in the secondary tank of record head can be installed relative to tape deck body 1 with freely loading and unloading.
Illustrated coil paper resettlement section 4 constitutes so-called paper-feeding mechanism, and lays coil paper (paper using) 30.Width (the arrow A direction in figure) can be placed be of a size of different coil papers in this coil paper resettlement section 4.Coil paper 30 is provided with the flange 31 as retaining member on its reel from both sides, and is installed in device body.Flange 31 is supported as turning round in the device body side of image processing system by eliminating illustrated bearing etc., and by the revolution of flange 31, coil paper 30 is just fed.Further, what the symbol 32 of Fig. 2 represented is to the support member that the downside of coil paper 30 is supported in coil paper resettlement section 4.Further, below, coil paper 30 or paper using 30 can be recited as required.
In this tape deck, the paper using 30 that moves from coil paper resettlement section 4 can be transported towards posting field by transport mechanism (roller is to 33, as the contraposition roller 34 of carrying roller and contraposition backer roll 35 etc.).Then, moving on main scanning direction making balladeur train 15 while also transmitting paper using 30 off and on, after carrying out activation record head according to view data, spraying drop, just in paper using 30, define required image.Further, the paper using 30 after image is formed is cut in required length, and discharges towards the ADF dish (not shown) that the face side (left side in Fig. 2) being configured in device body 1 is inner.
It is oblique view when coil paper being installed on spool by coil paper maintaining body shown in Fig. 3.In figure 3, on the shaft component 42 forming spool, flange 41a, 41b of supporting to have as retaining member are installed.In an embodiment, the flange 41a of side is fixed on shaft component 42, and the flange 41b of opposite side, then as shown in four-headed arrow in figure, the axis direction of shaft component 42 is movable.Shaft component 42 is inserted in the core pipe of coil paper 30, and after flange 41a, 41b clamp, the coil paper 30 as recording medium is remained on spool from both sides.By making the flange 41b movement in the axial direction of drawer at movable side, just can place width and being of a size of different coil papers.Further, flange 41a, 41b both can be that both sides are all fixed on shaft component 42, also can be that both sides can be moved all in the axial direction.
It is the sectional view of the formation showing coil paper maintaining body from the side shown in Fig. 4.In addition, shown in Fig. 5 be the front elevation of the coil paper maintaining body seen from direction of principal axis.Further, when flange 41a, 41b formation for identical and without the need to distinguish time, be just simply designated as flange 41.
As illustrated in fig. 4, projecting on the end face of flange 41 have a portion 43.The outside (outer circumferential side) in this portion 43 is provided with the switching mechanism 47 be made up of cross part axle 44, shaft coupling plate 45, abutting member 46 etc.Although switching mechanism 47 only shows one in the diagram, be actually as illustrated in fig. 5, multiple being circumferentially configured with of flange 41.In illustrated example, be that four switching mechanisms 47 are equally spaced configured in flange 41 circumferentially.Further, because the quantity of switching mechanism 47 is not limited to 4 and can be suitable number, so also such as three switching mechanisms 47 equally spaced can be configured in flange 41 circumferentially.
Switching mechanism 47 also as illustrated in fig. 6, is that abutting member 46 is set to by coupling shaft component by being made up of two blocks of shaft coupling plates 45 can switch.Two blocks of shaft coupling plates 45 are arranged on after on cross part axle 44 can rotate by axles.In the first end of two blocks of shaft coupling plates 45, support abutting member 46 by pin 49,49.Thus, the direction of the four-headed arrow C of abutting member 46 just shown in Fig. 5, namely can move in the radial direction, and carry out switch relative to the center of flange 41.Further, shaft coupling plate 45 both can be long tabular in spool direction as described later, also can be the formation be arranged in by polylith thin plate on spool direction.
In addition, the "ON" of abutting member 46 refers to that abutting member 46 leaves the center (leaving from spool) of flange 41, and the "Off" of abutting member 46 refers to the center (near spool) of abutting member 46 close to flange 41.Then, by opening of multiple (four) switching mechanism 47, the doubtful diameter of a circle formed by multiple (four) switching mechanism 47 can increase, in addition, by the pass of multiple (four) switching mechanism 47, the doubtful diameter of a circle formed by multiple (four) switching mechanism 47 can reduce.
Abutting member 46 is inserted in the core pipe of coil paper 30 together with the cylinder portion 43 of flange.Then, by opening abutting member 46, the doubtful diameter of a circle formed by multiple (four) switching mechanism 47 increases, and each abutting member 46 mortgaged is on the inner peripheral surface of the core pipe of coil paper 30.Thus, coil paper 30 is maintained on spool (shaft component 42) by means of the flange 41 being provided with abutting member 46.
The formation making switching mechanism 47 switch is described by Fig. 4 and Fig. 6-Fig. 9.Further, shown in Fig. 6 be the part oblique view of formation of switching mechanism 47.It is the front elevation of abutting member 46 shown in Fig. 7.It is the front elevation to the ways 50 that the action of switching mechanism 47 guides shown in Fig. 8.It is the front elevation of the cam member 51 for moving switch mechanism 47 shown in Fig. 9.
As illustrated in fig. 4, ways 50 is fixed on flange 41 after sandwiched therebetween for cam member 51.Cam member 51 is supported as turning round relative to flange 41 and ways 50.
As also illustrated above, switching mechanism 47 was set to be and makes abutting member 46 can switch by two blocks of shaft coupling plates 45.As illustrated in fig. 6, at first end (end of the flange outer circumferential side) axis of shaft coupling plate 45, pin 49 is installed.In addition, at bottom (end of the flange inner circumferential side) axis of shaft coupling plate 45, pin 48 is installed.Then, in the both ends of abutting member 46, as illustrated in fig. 7, the groove 46a that the long side direction (circumference of flange direction) along abutting member extends is formed.This groove 46a is set to run through abutting member 46, and pin 49 is inserted in groove 46a, and pin 49 can circumferentially moving at flange 41 in groove 46a.
In ways 50, as illustrated in fig. 8, the gathering sill 52 of multiple (being 8 in embodiment) that circumferentially extend is formed.In this gathering sill 52, be inserted with the pin 48 be arranged on by axle in the bottom of the shaft coupling plate 45 of switching mechanism 47, and pin 48 is directed to by gathering sill 52.In the outside (outside of radial direction) of gathering sill 52, be formed with the gathering sill 53 of multiple (being 8 in embodiment) circumferentially extended.In this gathering sill 53, be inserted be arranged on the shaft coupling plate 45 of switching mechanism 47 by axle upper end in and the pin 49 of the groove 46a of through abutting member 46 (through abutting member 46), and pin 49 is directed to by gathering sill 53.
That is, two blocks of shaft coupling plates 45 of switching mechanism 47 are that pin 48 is directed to by gathering sill 52 in inner circumferential side, are that pin 49 is directed to by gathering sill 53 at outer circumferential side, thus make two blocks of shaft coupling plates 45 can switch.Further, pin 48,49 is prevented from coming off at the dorsal part of ways 50.
In addition, in ways 50, as illustrated in fig. 8, the gathering sill 54 of radially direction (radial direction) upper multiple (being 4 in embodiment) that extend is formed.The cross part axle 44 of the turning cylinder of two blocks of shaft coupling plates 45 as switching mechanism 47 is inserted with in this gathering sill 54.After cross part axle 44 is led by gathering sill 54, in radial direction (radial direction) for moving.Further, cross part axle 44 be prevented from the inboard of ways 50 de-Pedestal mounted while, the driving recess (Fig. 9) that its tip is inserted into cam member 51 is inner.
Also have, the quantity being arranged on the gathering sill 52 of ways 50 li, gathering sill 53 and gathering sill 54 is set to the quantity (in enforcement being four) only corresponding to switching mechanism 47, in addition, the position of groove is also that the position corresponding to switching mechanism 47 is arranged.
As illustrated in fig. 9, the end face of cam member 51 is formed with four and drives recess 55.Further, the quantity of recess 55 and position is driven to be correspond to the quantity of switching mechanism 47 and position is arranged.Drive recess 55 to be set to from the end face of cam member 51 the recessed shape of depression, in this recessed (recess), be inserted with the first end of the cross part axle 44 by ways 50 through after gathering sill 54.As previously mentioned, cross part axle 44 is prevented from coming off at the dorsal part of ways 50, and the first end of cross part axle 44 can not depart from from driving recess 55.
Drive the shape (as illustrated in fig. 9 from the flat shape that direction of principal axis is seen) of recess 55 to be the distances had from the centre of gyration (center of spool) of cam member 51 to be position determining portions 55a, the 55b of different multiple (in enforcement, being two).Communicated by the wall of smooth curve shape between each position determination portion 55a, 55b, when cam member 51 is by rotation, cross part axle 44 is can along the wall movement driving recess 55.
The driving recess 55 li of downside in fig .9 shows cross part axle 44 by imaginary line.When cam member 51 is by rotation, just as indicated by bi-directional arrows, cross part axle 44 can move between each position determination portion 55a, 55b.In an embodiment, when making cam member 51 counter-clockwise rotation direction is in fig .9 rotated, cross part axle 44 just moves to 55b from position determining portions 55a and (when cross part axle 44 is positioned in position determining portions 55b, fixedly rests in position determining portions 55b with regard to former state).In addition, when cam member 51 rotating clockwise in fig .9 is rotated by direction, cross part axle 44 just moves to 55a from position determining portions 55b and (when cross part axle 44 is positioned in position determining portions 55a, fixedly rests in position determining portions 55a with regard to former state).Further, drive the mantle friction load of recess 55 or the angle of revolution of cam member 51 by restriction, the position just can carrying out cross part axle 44 is determined (being remained in the position of regulation by cross part axle 44).
When making cam member 51 counter-clockwise rotation direction is in fig .9 rotated, it is inner that cross part axle 44 is just moved to outside (opposition side at the center of spool) in the gathering sill 54 of ways 50.When cam member 51 rotating clockwise in fig .9 is rotated by direction, it is inner that cross part axle 44 is just moved to inner side (central side of spool) in the gathering sill 54 of ways 50.
Thus, by rotate (operation) cam member 51, just can make cross part axle 44 in gathering sill 54 radially direction (radial direction) move.Also have, embodiment is by driving the formation that arranges two align members in recess 55 to make cross part axle 44 movement in two positions, but, also can be such as the formation that three position determining portions made cross part axle 44 movement in three positions is afterwards set in driving recess 55.
Here, by the rotation of cam member 51, upper mobile and moving towards inner side or outside in radial direction (radial direction) after cross part axle 44 is directed in gathering sill 54, thus, two blocks of shaft coupling plates 45 are with regard to switch (top right plot with reference to Fig. 8).At this moment, move after being directed in the gathering sill 52 and gathering sill 53 of ways 50 by the pin 48,49 that axle is mounted on shaft coupling plate 45.Then, by the switch of two blocks of shaft coupling plates 45, the abutting member 46 being embedded into the pin 49 of upside (outside radial direction) as Fig. 5 arrow C shown in, mobile afterwards by switch in (outside radial direction) or below (inside radial direction) up.
Switching mechanism 47 is inserted in the core pipe of coil paper 30, be maintained at after cross part axle 44 being moved by rotating cam component 51 in the position determining portions 55b of driving recess 55, coil paper 30 remained on spool by inner face that abutting member 46 pushes usage core for rolled paper pipe afterwards effectively.When coil paper is taken off from spool, be in the position determining portions 55a that cross part axle 44 moved to drive recess 55 by rotating cam component 51 in the opposite direction after, abutting member 46 leaves usage core for rolled paper pipe.
It is the front elevation of other examples of cam member shown in Figure 10.
In illustrated cam member 151, there are two position determining portions 155a, the driving recess 155 of skewed slot (elongated hole) shape of 155b is provided with everywhere altogether.Two position determining portions 155a, 155b distances be set to from spool center are different, and position determining portions 155a is positioned at inner side, and position determining portions 155b is positioned at outside.Even if in such formation, also as the cam member 51 of Fig. 9, cross part axle 44 can be made upper mobile in radial direction (radial direction).In addition, drive the mantle friction load of recess 155 or the angle of revolution of cam member 151 by restriction, the position just can carrying out cross part axle 44 is determined (being remained in the position of regulation by cross part axle 44).
It is the sectional view of the second embodiment showing coil paper maintaining body from the side shown in Figure 11.
In the maintaining body shown in this figure, be configured with align member 142 in the inside of flange 141.In addition, in the end face of flange 141, although be formed with the gathering sill same with the ways 50 of Fig. 8, as illustrated in fig. 12, the 52L of the side of the gathering sill 52 of central side is the groove extended in a circumferential direction, and the 52R of opposite side is circular hole.In each gathering sill 52L, 52R, 53,53, be inserted with the pin 48 (48L, 48R) and 49 be mounted in by axle in the end of shaft coupling plate 45.Further, two blocks of shaft coupling plates 45,45 are rotary by turning cylinder 144.Turning cylinder 144 is only that two blocks of shaft coupling plates 45,45 are retained as and can be rotated, and does not extend to flange 141.
It is the front elevation of align member 142 shown in Figure 13.
As shown in the drawing, in align member 142, be provided with four circular holes 143 that position is determined.The quantity of circular hole 143 is that the number corresponding to switching mechanism 47 is arranged.That insert in above-mentioned circular hole 143 is the pin 48L of the side of the pin 48 (48L, 48R) of the inner side (radial direction central side) being arranged in shaft coupling plate 45.That is, be not the circular hole in gathering sill 52, but the pin (48L) that is inserted in the inner side of the gathering sill (52L) that along the circumferential direction extends is inserted into.
In such formation, when rotational positioning component 142, be arranged in the pin 48R of the side of the pin 48 (48L, 48R) of the inner side (radial direction central side) of shaft coupling plate 45 because the gathering sill 52R being arranged on the circular hole of flange 141 end face locates and can not move, the pin 48L being only inserted into the circular hole 143 li of align member 142 can be upper mobile at circumferencial direction (the gathering sill 52L circumferentially extended along at end face of flange) along with the rotation of align member 142.The pin 49,49 in the outside (outside radial direction) of shaft coupling plate 45 all moves in a circumferential direction by after the gathering sill 53,53 circumferentially the extended guiding of end face of flange.Thus, two pieces of shaft coupling plate 45,45 switches, and the abutting member 46 that is inserted with pin 49,49 also switch.Align member 142, by limiting surface friction load (coefficient of friction) or angle of revolution, just can carry out position and determine (abutting member 46 being remained in the position of regulation).
Thus, by rotational positioning component 142 on the direction that the distance of the pin 48 (48L, 48R) making central side is close, abutting member 46 is moved (closing switch mechanism 47) to central side, and, by rotational positioning component 142 on the opposite side, abutting member 46 is moved (opening switching mechanism 47) to the outside of radial direction.By opening switching mechanism 47, abutting on the inner face of usage core for rolled paper pipe after just abutting member 46 can being pushed, and coil paper 30 can be remained on spool effectively.
It is the sectional view of other examples of the abutting member of switching mechanism 47 shown in Figure 14.
Abutting member 146 shown in this figure is configured with crimping component 147 therein.The outer peripheral face (above in figure) of this crimping component 147 is provided with multiple pushing pin 147a.Pushing pin 147a is provided with multiple as shown in figure in a circumferential direction, in addition, spool direction (direction perpendicular to drawing) is also provided with multiple.Then, on the inner peripheral surface (below in figure) of crimping component 147, the both sides of circumferencial direction are provided with guide part 147b.Distance guide part 147b to the bottom surface 146b of abutting member is set to be and reduces gradually towards inner side from end side.Pin 49 (being mounted in the pin in the upper end of shaft coupling plate 45 by axle: with reference to Fig. 6,12 etc.) is inserted with in space between guide part 147b and abutting member bottom surface 146b.
As previously mentioned, after the pin 49 of both sides being moved as shown in arrow D in figure by rotating cam component 51,151 or align member 142 to the inside, pin 49 just makes to crimp component 147 and has above pushed away towards excircle direction (in figure top) after abutting with guide part 147b.When crimping component 147 and being pushed, be arranged on pushing pin 147a in this outer peripheral face will from be arranged on abutting member 146 above hole 146a externally give prominence to.By rotating cam component 51,151 or align member 142 in the opposite direction, pin 49 turns back to after in outer fix, is removed by above pushing away of pin 49, and pushing pin 147a is received in the inside of abutting member 146.
When using the abutting member 146 of this formation, when opening switching mechanism 47, pushing pin 147a can be crimped on the inner face of usage core for rolled paper pipe, thus can be remained on spool by coil paper 30 effectively further.
Also have, in illustrated example, reduce gradually towards inner side from end side although the distance be arranged on the guide part 147b to the bottom surface 146b of abutting member in crimping component 147 is set to be, the distance to the 146b of bottom surface also can be set to be ladder reduce.In this case, as long as the internal diameter corresponding to usage core for rolled paper pipe sets ladder quantity, the coil paper 30 for placement different inner diameters is just in time.
Then, the shaft coupling plate 45 for switching mechanism 47 is described.Support that the shaft coupling plate 45 of abutting member 46 or 146 is illustrated as illustrated in fig. 6 and support abutting member 46 or 146 by two blocks of shaft coupling plates 45, but also can be, after laminal shaft coupling plate 45 is carried out arranging of polylith on spool direction, support abutting member 46 or 146 by the shaft coupling plate of this polylith.At this moment, by arranging otch in abutting member 46 or 146, in the pin 49 that the first end of shaft coupling plate 45 just can be made to be installed in the inside being inserted into abutting member 46 or 146.Or shaft coupling plate 45 also can be the flat board extended in spool direction.In this case, be also only first end is formed as lamellar after, by being installed to 49 li, pin from the otch be arranged in abutting member 46 or 146, first end just can be made to be installed to be inserted in the pin 49 in the inside of abutting member 46 or 146.
In addition, as Suo Shi Figure 15 (a), switching mechanism 47 by close to configuration and caused mutually interfere between shaft coupling plate 45 time, as Figure 15 (b) Suo Shi, as long as be configured to enter the other side with mutually staggering.In addition, when shaft coupling plate 45 is tabular shaft coupling plate, as long as only first end is formed as lamellar, and this thin plate is configured to enter the other side with mutually staggering.
Thus, because switching mechanism 47 closely can be configured, after increasing the quantity of switching mechanism 47, the power that coil paper 30 is kept just can be increased.
As described above, according to drum storage medium maintaining body of the present invention, because be regulate the position of the radial direction of abutting member by carrying out switch to the coupling shaft component of switching mechanism, after coupling shaft component is folded, just can reduces and carry out the difference of internal diameter of corresponding coil paper with less space.
In addition, because be regulate the position of the radial direction of abutting member by carrying out switch to the coupling shaft component of switching mechanism, so just coil paper can be kept effectively in the pivotal situation not affecting coil paper.
Further, the cross part axle of shaft coupling plate is made to move the position regulating abutting member afterwards by cam member, so just abutting member can be moved simply to form.
In addition, by arranging multiple position determining portions in the driving recess of cam member, just abutting member can be positioned in multiple positions effectively.The position of abutting member can also be regulated by multistage terrace land.
In addition, by forming the driving recess of the elongated hole-shape of connection two position determining portions in cam member, just cam member can be formed more easily.
In addition, change after the other end forms the formation of coupling shaft component switch in the position of spool circumferencial direction by an end of fixing shaft coupling plate, the formation of switching mechanism can be simplified.
In addition, when switching mechanism is opened, by the outside making pushing pin be projected into abutting member, just can prevents the skidding of coil paper, and more effectively coil paper be kept.
In addition, by the shaft coupling plate end of adjacent switching mechanism is configured to mutually stagger enter the other side, just switching mechanism closely can be configured, after increasing the quantity of switching mechanism, just can increase the power that coil paper is kept.
Above, although describe the present invention according to illustrated example, the present invention is not limited to above-mentioned each embodiment, can carry out suitable change.
In addition, image processing system is not limited to ink-jet recording apparatus, also can be electronic photo mode.In addition, being also not limited to printer as image processing system, also can be duplicator, facsimile machine or the compounding machine with multiple function.

Claims (9)

1., for the storage medium of drum being remained on the drum storage medium maintaining body on spool, it is characterized in that comprising mounted retaining member on said reel, and being installed in the switching mechanism in described retaining member,
Described switching mechanism comprises the abutting member abutted with the core pipe inner peripheral surface of drum storage medium, and makes this abutting member at the coupling shaft component of the movement in the radial direction of described spool, and,
Described coupling shaft component is by being that the shaft coupling plate that fulcrum carrys out the polylith of switch is formed with cross part,
Described drum storage medium maintaining body according to the core bore of described drum storage medium, by adjusting described abutting member to the switch of described coupling shaft component in described position in the radial direction.
2. drum storage medium maintaining body according to claim 1, is characterized in that:
Be provided with the cross part axle that makes as the switch fulcrum of described coupling shaft component at the cam mechanism of the movement in the radial direction of described spool,
And make described cross part axle move the position adjusting described abutting member afterwards by this cam mechanism.
3. drum storage medium maintaining body according to claim 2, is characterized in that:
Described cam mechanism has is supported to be the cam member that can rotate using described spool as center,
In described cam member, define the driving recess of the first end being inserted with described cross part axle, and the distance be provided with from the center of described spool is different multiple position determining portions in this driving recess.
4. drum storage medium maintaining body according to claim 2, is characterized in that:
Described cam mechanism has is supported to be the cam member that can rotate using described spool as center,
In described cam member, form the driving recess of the elongated hole-shape of connection two position determining portions, the distance of described position determining portions from the center of described spool is different.
5. drum storage medium maintaining body according to claim 1, is characterized in that:
One end of the shaft coupling plate of described polylith is fixed in the position circumferentially of described spool, the other end of the shaft coupling plate of described polylith is set to change in the position circumferentially of described spool, and makes described coupling shaft component obtain switch by changing described the other end in the position circumferentially of described spool.
6., according to the drum storage medium maintaining body in claim 1 to 5 described in any one, it is characterized in that:
Be provided with in the inside of described abutting member that be configured to can the crimping component of movement,
Described crimping component is set at the switch according to described coupling shaft component while the movement in the radial direction at described spool, to be also arranged on the outer peripheral face of described crimping component by projection,
When described switching mechanism is opened, pushing pin is configured to the outside being projected into described abutting member.
7., according to the drum storage medium maintaining body in claim 1 to 6 described in any one, it is characterized in that:
In adjacent described switching mechanism, the end of described shaft coupling plate is configured to mutually stagger enter the other side.
8. a winding up roller paper feed, is characterized in that:
Use the drum storage medium maintaining body in claim 1 to 7 described in any one.
9. an image processing system, is characterized in that:
Use the drum storage medium maintaining body in claim 1 to 7 described in any one or winding up roller paper feed according to claim 8.
CN201510005049.0A 2014-01-06 2015-01-06 Reel shaped recording medium keeping mechanism, roller paper supplying device and image forming device Pending CN104760428A (en)

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JP2014000166A JP2015129028A (en) 2014-01-06 2014-01-06 Rolled recording medium holding mechanism, rolled paper feeder and image forming apparatus
JP2014-000166 2014-01-06

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