CN103186067B - Manuscript pressing plate is opened entire holding means and has the office machine of this device - Google Patents
Manuscript pressing plate is opened entire holding means and has the office machine of this device Download PDFInfo
- Publication number
- CN103186067B CN103186067B CN201210579927.6A CN201210579927A CN103186067B CN 103186067 B CN103186067 B CN 103186067B CN 201210579927 A CN201210579927 A CN 201210579927A CN 103186067 B CN103186067 B CN 103186067B
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- CN
- China
- Prior art keywords
- pressing plate
- opening
- manuscript pressing
- closing device
- support component
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- Expired - Fee Related
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/00519—Constructional details not otherwise provided for, e.g. housings, covers
- H04N1/00559—Mounting or support of components or elements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/00519—Constructional details not otherwise provided for, e.g. housings, covers
- H04N1/00551—Top covers or the like
- H04N1/00554—Latches or hinges therefor
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Holders For Sensitive Materials And Originals (AREA)
- Facsimiles In General (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
Abstract
A kind of opening-closing device of manuscript pressing plate comprises the first opening-closing device and the second opening-closing device.First opening-closing device opens entire support by manuscript pressing plate relative to the device body of office machine portion behind, second opening-closing device is arranged at the position in relatively the first opening-closing device front on the wherein side, left and right of manuscript pressing plate or two sides, and the second opening-closing device comprises assembly element, support component and compression spring.Assembly element has the base plate and two side plates that are assembled in device body, support component is had a backboard and two side plates and two side plates of support component is assembled in by a hinge-rod two side plates of assembly element rotationally, and compression spring is contained in support component and elasticity is installed between support component and assembly element.The leading section of support component is abutted against with the downside of manuscript pressing plate or engages.
Description
Technical field
The present invention relates to a kind of opening-closing device of manuscript pressing plate in office machines such as being suitable for use in photocopier, printer, facsimile machine, scanner unit and use the office machine of this opening-closing device of manuscript pressing plate.
Background technology
In the device body of the office machines such as photocopier, printer, facsimile machine, scanner unit, manuscript pressing plate is assembled relative to the top of device body rotationally by opening-closing device.Wherein, the opening-closing device of manuscript pressing plate rotatably supports the rear portion of manuscript pressing plate, and can make the stealthy glass above manuscript pressing plate cladding system body, and the front portion that simultaneously also can lift manuscript pressing plate allows stealthy glass expose.In the ordinary course of things, manuscript pressing plate generally fits tightly the stealthy glass above device body and closes when business machine is in unused state.
In recent years in the office machines such as photocopier, on manuscript pressing plate, general use has auto document feeder (ADF) etc. to have ponderable device more.In the case, if being intended to not use auto document feeder to be placed on by original copy above stealthy glass, then need to expose (showing) stealthy glass after manuscript pressing plate unlatching, after original copy placed by the stealthy glass exposed, close manuscript pressing plate again, allow the manuscript pressing plate can by manuscript pressing on stealthy glass.
And shown in the contents that above-mentioned known manuscript pressing plate is in patent documentation 1 (Japanese Patent Laid-Open 2001-238014 publication), rear portion is assembled relative to device body rotationally by it by a pair opening-closing device of manuscript pressing plate, strengthen the manuscript pressing plate action toward opening direction via elastic mean simultaneously, wherein elastic mean is formed by the powerful coil spring in opening-closing device of manuscript pressing plate, and the manuscript pressing plate opened is maintained at opening by the elastic force of spring.Owing to device body manuscript pressing plate when placing under repair or maintain can be maintained at opening, it is thus advantageous to repair or maintain the carrying out of operation.
But, the office machine of low price does not have the opening-closing device of manuscript pressing plate constituted in patent documentation 1, but use structure to form simpler opening-closing device of manuscript pressing plate, constituting and simplify and cheap opening-closing device of manuscript pressing plate is because cannot allow manuscript pressing plate in the opening repairing or being maintained at during maintenance operation standard-sized sheet, allowing the repairing or problem that maintenance operation is difficult to of device body so having.
Summary of the invention
The present invention solves the problems referred to above, it is provided that a kind of also can keep manuscript pressing plate even with the opening-closing device being simply formed it is opened the opening-closing device of manuscript pressing plate of entire state and uses the office machine of this opening-closing device of manuscript pressing plate.
For reaching above-mentioned purpose, the opening-closing device of manuscript pressing plate of a kind of business machine of the present invention comprises the first opening-closing device and the second opening-closing device, first opening-closing device has simple composition allows manuscript pressing plate open entire support relative to the device body of office machine portion behind simultaneously, second opening-closing device is arranged on the wherein one or both sides, left and right of manuscript pressing plate compared with the position in the first opening-closing device front, and the second opening-closing device comprises assembly element, support component and compression spring.Assembly element has a base plate and two side plates, and base plate is assembled in device body.Support component has a backboard and two side plates, and the two of support component side plates are assembled in rotationally two side plates of assembly element by a hinge-rod.Compression spring is contained in support component inside and elasticity is installed between support component and assembly element.Wherein, the leading section that two side plates of support component extend and formed is provided with a support portion, and the guide element that support portion is arranged with the downside of manuscript pressing plate engages, and the opening angle of manuscript pressing plate is limited in a specific angle whereby.
In one embodiment, second opening-closing device of the present invention comprises assembly element, support component, hinge-rod, pressure parts, abutment plate, cam saddle, shock absorber and compression spring.Assembly element has two side plates that the both sides of a base plate and recessed bending song base plate are formed, and base plate is assembled in device body.Support component from the lower end side of the two of assembly element side plates toward inner side recessed bending bent and there is a backboard, a top plate portion and two clasp portion, top plate portion is formed by the leading section of recessed bending song backboard.The two of support component side plates are linked rotationally by hinge-rod toward two side plates of assembly element, and pressure parts is assembled between two side plates of assembly element, and abutment plate fixes the top plate portion of this support component.Cam saddle is housed in support component inside slidably and is clasped by these two portions of clasping, and is abutted against pressure parts simultaneously.Shock absorber is disposed between cam saddle and abutment plate, and compression spring is the elastic outer fix being installed in shock absorber between the flange part and cam saddle of shock absorber.Wherein, the leading section that two side plates of this support component extend and formed is provided with a support portion, and the guide element that support portion is arranged with the downside of manuscript pressing plate engages, and the opening angle of manuscript pressing plate is limited in a specific angle whereby.
Further, the support portion set by the leading section of the support component of the present invention is a roller bearing, and roller bearing contacts with manuscript pressing plate and rotates.
It addition, a kind of office machine of the present invention includes above-mentioned a kind of manuscript pressing plate opens entire holding means.
In addition, opening direction in the present invention is the manuscript pressing plate direction by the stealthy glass being located remote from original copy when rotating and rotate centered by axle of above-mentioned first opening-closing device, and closing direction is the manuscript pressing plate direction near stealthy glass, wherein the first opening-closing device is arranged at the rear portion of manuscript pressing plate.
The manuscript pressing plate of the present invention is opened entire holding means and is comprised the first opening-closing device and the second opening-closing device, first opening-closing device has simple composition allows manuscript pressing plate open entire support relative to the device body of office machine portion behind simultaneously, second opening-closing device is arranged on the wherein one or both sides, left and right of manuscript pressing plate compared with the position in the first opening-closing device front, and the second opening-closing device comprises assembly element, support component and compression spring.Assembly element has a base plate and two side plates, and base plate is assembled in device body.Support component has a backboard and two side plates, and the two of support component side plates are assembled in rotationally two side plates of assembly element by a hinge-rod.Compression spring is contained in support component inside and elasticity is installed between support component and assembly element.Wherein, the leading section of support component is abutted against with the downside of manuscript pressing plate or engages.By aforementioned composition, even if simplifying the composition of the first opening-closing device, it is maintained under opening the second opening-closing device can be utilized by manuscript pressing plate, owing to the second opening-closing device moving toward the front of manuscript pressing plate relative to the fulcrum of manuscript pressing plate, therefore can reduce the heavy burden being applied to the second opening-closing device, allow the sheet metal elements that the second opening-closing device can use material relatively thin.Further, by compression spring etc., there is the elastic mean that the element of high-tension is constituted because not needing to use, entire holding means can be opened and reduce manufacturing cost by miniaturization manuscript pressing plate as a complete unit.
Furthermore, because the second opening-closing device is only used for the opening that manuscript pressing plate can be remained stable for when repairing or maintain, even if simplifying the composition of the first opening-closing device, steady statue when manuscript pressing plate is opened equally also can be possessed.
Accompanying drawing explanation
Fig. 1 is the stravismus schematic diagram of an office machine wherein embodiment using the manuscript pressing plate of the present invention to open entire holding means；
Fig. 2 is the closure state side schematic view that the manuscript pressing plate of the present invention opens an entire holding means wherein embodiment；
Fig. 3 is the opening side schematic view that the manuscript pressing plate of the present invention opens an entire holding means wherein embodiment；
Fig. 4 is the stravismus schematic diagram that the manuscript pressing plate for the present invention opens the second opening-closing device wherein embodiment of entire holding means；
Fig. 5 is the side cutaway view of the closure state of second opening-closing device of the present invention；
Fig. 6 is the side cutaway view of the opening of second opening-closing device of the present invention；
Fig. 7 is the schematic diagram of the support component of second opening-closing device of the present invention, and (a) is front elevation, and (b) is ground plan, and (c) is the section expanded view of the online part of A '-A ' in (b)；
Fig. 8 is the oblique view of the abutment plate of second opening-closing device of the present invention；And
Fig. 9 is the schematic diagram of the cam saddle of second opening-closing device of the present invention, and (a) is plane graph, and (b) is front elevation, and (c) is the section expanded view that in (a), B-B point is online.
Main element symbol description:
1: office machine
11: device body
11a: assemble recess
12: manuscript pressing plate
12a: master copy automatic conveying device
2: the first opening-closing devices
21: the first supports
22: the second supports
23: joint pin
3: the second opening-closing devices
301: assembly element
301a, 302a: side plate
301b: base plate
302: support component
302b: backboard
302c: top plate portion
302d: clasp portion
302e, 306b, 310d: jut
302f: convex strip portions
302g, 308b: assembly hole
302h, 308a: stop hole
303: hinge-rod
304: fixed hinge bar
305: pressure parts
305a: compression face
306: cam saddle
306a: cam surface
306c: recessed bar portion
306d: consistent lubricant filling place
307: compression spring
308: abutment plate
308c: inserting hole
309: latch
310: shock absorber
310a: flange part
310b: piston rod
310c: trunk portion
311: rivet
312: support portion
312a: support pin
312b: roller bearing
313: guide element
A: manuscript pressing plate opens entire holding means
A ', B: point
Detailed description of the invention
Hereinafter, illustrate that the manuscript pressing plate of the present invention is opened entire holding means and has the embodiment of office machine of this device according to accompanying drawing.
In the following description, though the manuscript pressing plate with the present invention opens the office machine of entire holding means for photocopier, but the business machine that the manuscript pressing plate being assembled with the present invention opens entire holding means is not limited to photocopier, will as aforementioned can be printer, facsimile machine, scanner unit or other business machine etc..
The manuscript pressing plate of the present invention opens entire holding means A as shown in Figure 1 to Figure 3, and it comprises the first opening-closing device 2 and the second opening-closing device 3.Wherein manuscript pressing plate 12 can be opened entire maintenance relative to device body 11 portion behind of the office machines such as photocopier 1 by the first opening-closing device 2, and the second opening-closing device 3 can open the centre position of fore-and-aft direction on the wherein one or both sides, left and right supporting manuscript pressing plate 12 entirely.According to the embodiment in Fig. 1, the centre position of the side portion in the left side of manuscript pressing plate 12 is kept supporting by the second opening-closing device 3, can also be have the 3rd opening-closing device not indicated in the second opening-closing device 3 of identical composition or figure to keep supporting the side portion on right side in other embodiments.Additionally, manuscript pressing plate 12 has master copy automatic conveying device 12a as shown in FIG., the present invention also comprises the form without auto document feeder simultaneously.
Second opening-closing device 3 will have the elastic mean being such as to compress spring 307 as be described hereinafter, when manuscript pressing plate 12 closes, savings strengthens manuscript pressing plate 12 toward the active force of opening direction at the stress of this elastic mean, can be lifted with slight power when open operation by manuscript pressing plate 12 by this active force.
And the manuscript pressing plate of the present invention is opened entire holding means A and is characterised by, as above-mentioned while kept the rear portion of support manuscript pressing plate 12 rotationally by the first opening-closing device 2, the centre position of the fore-and-aft direction of side at least within the left and right side of manuscript pressing plate 12 is supported, to strengthen the manuscript pressing plate active force toward opening direction by the second opening-closing device 3.
First opening-closing device 2 of the present invention is different from known techniques and still needs to strengthen the manuscript pressing plate active force toward opening direction by reinforcing mechanisms such as springs while keeping supporting the rear portion of manuscript pressing plate rotationally, only by keeping the function supporting the rear portion of manuscript pressing plate can reach effect of booster action power rotationally.It addition, the embodiment shown in Fig. 1 to Fig. 3 is the structure that the first support 21 being fixed on device body 11 is linked by joint pin 23 each other rotationally with the second support 22 being fixed on manuscript pressing plate 12.
But, the composition of the first opening-closing device 2 is not limited to embodiments of the invention, can be first opening-closing device (not indicating in figure) of elastic mean using the active force with auxiliary the second opening-closing device 3, it is also possible to be the composition that rotates toward opening direction by manuscript pressing plate 12 of the active force utilizing the first opening-closing device and the second opening-closing device both sides.Wherein, the second opening-closing device 3 is the main body with the active force lifted toward opening direction by manuscript pressing plate 12, and elastic mean is torque spring or compression spring etc..
Also can use as the first opening-closing device 2 additionally, have the second opening-closing device of elevating mechanism that various known techniques constitutes, wherein elevating mechanism can corresponding thick and heavy original copy as books, and lift the rear portion of manuscript pressing plate when pressing original copy.In the previous case, the active force lifted toward opening direction by manuscript pressing plate 12 in the present invention is the active force of the elastic mean such as compression spring in the second opening-closing device 3, comes from the active force of the first opening-closing device 2 at the rear portion of manuscript pressing plate 12 only as auxiliary.
On the other hand, keep the second opening-closing device 3 supporting the opening in manuscript pressing plate about the 12 wherein centre position of a side portion must have the reinforcing mechanisms being made up of the compression elastic mean such as spring or torque spring, become easier to by the entire operation of opening of manuscript pressing plate 12 by the active force of reinforcing mechanisms, wherein, reinforcing mechanisms is in order to strengthen the manuscript pressing plate 12 active force toward opening direction.It is noted that the second opening-closing device 3 is not limited in the figure form shown in embodiment, as long as have the composition of identical function, the reinforcing mechanisms similarly constituting elastic mean is also unrestricted.
In addition, above-mentioned it is previously mentioned second opening-closing device 3 Support Position for manuscript pressing plate 12, the viewpoint of the rotating torque of the second opening-closing device 3 it is applied to from the weight reducing manuscript pressing plate 12, it is preferably the position of centre of gravity being as far as possible positioned close to manuscript pressing plate 12, but when the length of the second opening-closing device 3 is long, then need to consider that connection between the two reselects suitable position.
Furthermore, second opening-closing device 3 is assembled in the side of device body 11 by second opening-closing device 3 of the present invention relative to the assembling position of device body 11, and it is arranged in device body 11 above or in the assembling recess 11a of side, open entire operation with what avoid interference manuscript pressing plate 12.
From the above, if manuscript pressing plate 12 can be opened entire support relative to the device body 11 of office machine 1 by the second opening-closing device 3 supporting the centre position of the side portion fore-and-aft direction of manuscript pressing plate 12 in the present invention, and there are the words of elastic mean simultaneously, then it is not limited to which kind of structure, it is possible to be the form using various compositions.Wherein, elastic mean adds good general's manuscript pressing plate when manuscript pressing plate 12 carries out out entire operation and lifts role power.Fig. 4 to Fig. 6 enumerates a specific embodiment, below will sequentially with reference to relevant drawings explanation.
In accompanying drawing, the assembly element 301 of the second opening-closing device 3 is such as the element of the metallic plates such as SUS, and is assembled on the device body 11 of aforementioned office machine 1.From the backboard 302b of support component 302 toward lower section, recessed bending song two side plates 302a, 302a being formed pivotally are supported rotationally by stand toward the both sides of the base plate 301b of self assembly element 301 two side plates 301a, 301a of formation of hinge-rod 303, and wherein support component 302 is similarly made by the metallic plates such as SUS.Additionally, be subject to the dead eye (not shown) of hinge-rod 303 at assembly element 301 upper shaft pivot socket, it is advantageous to for being assembled with bearing element in wherein (not shown).
Two side plates 301a, 301a of assembly element 301 are also assembled with fixed hinge bar 304, its assembling position is different from the assembling position of hinge-rod 303, by being inserted through mode by fixed hinge bar 304 and hinge-rod 303, make pressure parts 305 can be fixed between two side plates 301a, 301a of assembly element 301.Additionally, pressure parts 305 can individually as fixed hinge bar 304, it is also possible to as rotating roller bearing.
Support component 302 is except above-mentioned two side plates 302a, 302a, have more above-mentioned backboard 302b, top plate portion 302c and two clasp portion 302d, 302d, containing cam saddle 306 at inner slidable, the cam surface 306a of its cam saddle 306 and compression face 305a of pressure parts 305 is abutted against simultaneously.
Between the flange part 310a of cam saddle 306 and shock absorber 310, elasticity is provided with the compression spring 307 being housed within shock absorber 310, while cam saddle 306 is crimped by it toward pressure parts 305, allow support component 302 strengthen the active force of the opening direction toward manuscript pressing plate 12 by cam saddle 306, or strengthen the active force from default opening direction toward closing direction.
Shock absorber (fluid damper) 310 can be for example and uses the composition of piston type viscous fluid in known techniques, and the abutment plate 308 of its flange part 310a and the top plate portion 302c being assembled in support component 302 is abutted against.Outer side-lower in abutment plate 308 is then abutted against latch 309, and in order to stably to bear the elastic force of compression spring 307, wherein compression spring 307 is elastic mean.
In other words, abutment plate 308 is as shown in Figure 8, it is bent that recessed bending is done with section L-shaped in following side by it, a pair stop hole 308a, 308a and assembly hole 308b then it is provided with at upper lateral part, more it is provided with the inserting hole 308c of major diameter at central part simultaneously, when abutment plate 308 engages stop hole 308a, 308a with a pair jut 302e, 302e of the top plate portion 302c being arranged on support component 302, it utilizes and inserts the through rivet 311 at assembly hole 308b and assembles toward the assembly hole 302g of top plate portion 302c, and the downside of abutment plate 308 and latch 309 are abutted against simultaneously.Especially as shown in figs. 5 and 6, the front end of its piston rod 310b is abutted against by shock absorber 310 with jut 306b, is embedded toward the inserting hole 308c in abutment plate 308 by jut 310d simultaneously.Wherein, shock absorber 310 is arranged between the cam saddle 306 in support component 302 and abutment plate 308, and jut 306b is arranged on the inside of cam saddle 306, and jut 310d is arranged at the flange part 310a of the end of trunk portion 310c.In addition, component symbol 302h is stop hole, stop hole 302h is inserted with, at the second opening-closing device 3 set station, the latch not indicated in figure immediately, in order to prevent the prominent of cam saddle 306, and two side plates 301a, 301a that two side plates 302a, 302a of support component 302 can be easier to pass through hinge-rod 303 and assembly element 301 are allowed to be connected.Furthermore, on the icon of Fig. 9 cam saddle 306, component symbol 306d refers to strip concave consistent lubricant filling place.
Further, second opening-closing device 3 of the present invention is especially as shown in Fig. 7 and Fig. 9, support component 302 backboard 302b be arranged below a pair convex strip portions 302f, 302f while, chimeric with convex strip portions 302f, 302f recessed bar portion 306c, 306c then it is provided with above cam saddle 306, thus when the second opening-closing device 3 is with the hinge-rod 303 of support component 302 for fulcrum, can reach, by the abrasive action before the Guan Bi of manuscript pressing plate 12, the effect slowed down.
Then, the Action Specification of entire holding means A is opened for the manuscript pressing plate of the present invention.As shown in Figure 5, owing to the weight of manuscript pressing plate 12 self is more than compressing the elastic force that manuscript pressing plate 12 is up pushed by spring 307 under the closure state of manuscript pressing plate 12, therefore the closure state that manuscript pressing plate 12 can be remained stable for by the weight of self, now the piston rod 310b of the shock absorber 310 and jut 306b of cam saddle 306 is abutted against.It is worth mentioning that, can by the position of compression spring 307 be moved the position further below, axle center to the compression face 305a than pressure parts 305, or the shape of the cam surface 306a of change cam saddle 306, strengthen the manuscript pressing plate 12 active force toward opening direction.
When manuscript pressing plate 12 being opened when Fig. 5, support component 302 rotates centered by hinge-rod 303, position further below, the axle center of the past compression face 305a than pressure parts 305 of position of compression spring 307 is moved, the part of being abutted against of the compression face 305a of the pressure parts 305 and cam surface 306a of cam saddle 306 then moves from the place higher than cam surface 306a toward lower, support component 302 can strengthen the manuscript pressing plate 12 active force toward opening direction by compressing spring 307, and manuscript pressing plate 12 can be unlocked when offsetting own wt.
Now, the rotating torque being applied on the second opening-closing device 3 by manuscript pressing plate 12 is " on the second opening-closing device 3 weight of the distance × manuscript pressing plate 12 of the center of gravity of support portion 312 to the manuscript pressing plate 12 of manuscript pressing plate 12 ", this numerical value with known techniques allows the rear portion of manuscript pressing plate utilize compared with the second opening-closing device does situation about pivotally supporting, being applied on the second opening-closing device the rotating torque of manuscript pressing plate is significantly reduced.Additionally, when manuscript pressing plate 12 is opened, the front end of the piston rod 310b of shock absorber 310 will depart from from the jut 306b of cam saddle 306.
In the opening process of manuscript pressing plate 12, on second opening-closing device 3, the support portion 312 of manuscript pressing plate 12 is by the side portion slid underneath (with reference to Fig. 6) along manuscript pressing plate 12, in figure shown in embodiment, it is assembled in below the side portion of manuscript pressing plate 12 by the guide element 313 that sheet metal or resin are made, except can limiting opening angle, also can prevent from the support portion 312 of the second opening-closing device 3 during open operation from departing from from manuscript pressing plate 12 to extract, get out of the way entire operation can carry out smootherly, only should be noted, guide element 313 herein is not for necessary element.
According to the embodiment in figure, the angle of standing of the second opening-closing device 3 is about 80 degree.
It is made up of additionally, the support portion 312 of the second opening-closing device 3 is preferably support pin 312a and roller bearing 312b.Wherein roller bearing 312b is supporting the periphery dressing rotationally of pin 312a, it is provided that roller bearing 312b contacts the lower section of manuscript pressing plate and rotates, and more guarantees that the entire action of opening of manuscript pressing plate 12 can carry out smootherly.
When manuscript pressing plate 12 is closed, if close to the Guan Bi angle preset, the front end of the piston rod 310b of shock absorber 310 and the inner top of cam saddle 306 start to be abutted against, it is provided that the buffering effect of generation controls the rotation of support component 302, it is prevented that manuscript pressing plate 12 closes intensely.
From the above, if manuscript pressing plate 12 can be opened entire support relative to the device body 11 of office machine 1 by constituting of the second opening-closing device 3, and there is elastic mean simultaneously, be then not limited to which kind of structure, it is possible to be the form using various compositions.Wherein, elastic mean adds good general's manuscript pressing plate when manuscript pressing plate 12 carries out out entire operation and lifts role power.
Additionally, office machine (such as comprising photocopier, printer, facsimile machine, scanner unit, other office machine etc.) 1 manuscript pressing plate owing to having the invention described above of the present invention opens entire holding means A, and therefore the office machine of the present invention is the office machine that can play the advantage that above-mentioned manuscript pressing plate opens entire holding means A.
Further, have the manuscript pressing plate of the present invention of above-mentioned composition open entire holding means A be office machine 1 grade when maintaining, be arranged between device body 11 and manuscript pressing plate 12 and make manuscript pressing plate 12 can open entire the opening-closing device keeping and supporting in order to doing to link.Putting before this, aforesaid second opening-closing device 3 has effect of Miniaturizable and low cost simultaneously, is kill two birds with one stone.
Manuscript pressing plate 12 is allowed to open entire situation and to be described for the situation using the second opening-closing device 3 when device body 11 places under repair or maintains operation above for using the first opening-closing device 2 and the second opening-closing device 3 simultaneously.In the previous case, guide element 313 neither has an effect, the support portion 312 of support component 302 presents the state of separation relative to manuscript pressing plate 12, when being intended to Guan Bi manuscript pressing plate 12, the card shotpin not indicated in figure or catch elements is utilized to engage toward assembly element 301 by support component 302, or allow support component 302 engage toward device body 11, when being intended to use business machine, then released for after support component 302 locking state by card shotpin or catch elements, allow the second opening-closing device 3 can with the lower contact of manuscript pressing plate 12 via the roller bearing 312b of the front end of support component 302, the manuscript pressing plate 12 making unlatching can be maintained at opening and not drop.
In sum, the present invention has under above-mentioned composition, even if simplifying the structure of the first opening-closing device, there is provided the second opening-closing device still can make the opening that manuscript pressing plate remains stable for, can allow when manuscript pressing plate is opened office machine device body repairing or maintenance operation carry out uninterruptedly.Additionally, the manuscript pressing plate of the present invention opens entire holding means preferably suitable in the small-sized and office machine of low price.
Claims (4)
1. a manuscript pressing plate opens entire holding means, it comprises the first opening-closing device and the second opening-closing device, this first opening-closing device has simple composition allows manuscript pressing plate open entire support relative to the device body of office machine portion behind simultaneously, this second opening-closing device is arranged at the position in relatively this first opening-closing device front on the wherein one or both sides, left and right of this manuscript pressing plate, and this second opening-closing device comprises:
Assembly element, it has a base plate and two side plates, and this base plate is assembled in this device body；
Support component, it has a backboard and two side plates, and these two side plates of this support component are assembled in rotationally these two side plates of this assembly element by a hinge-rod；And
Compression spring, it is contained in this support component inside and elasticity is installed between this support component and this assembly element；
Wherein, the leading section that these two side plates of this support component extend and formed is provided with a support portion, and the guide element that this support portion is arranged with the downside of this manuscript pressing plate engages, and the opening angle of this manuscript pressing plate is limited in a specific angle whereby.
2. manuscript pressing plate as claimed in claim 1 opens entire holding means, and wherein this second opening-closing device comprises:
Assembly element, two side plates that its both sides with a base plate and recessed bending this base plate bent are formed, this base plate is assembled in this device body；
Support component, its from the lower end side of these two side plates of this assembly element toward inner side recessed bending bent and there is a backboard, a top plate portion and two clasp portion, this top plate portion is formed by the leading section of recessed bending this backboard bent；
Hinge-rod, these two side plates of this support component are linked rotationally by it toward these two side plates of this assembly element；
Pressure parts, it is assembled between these two side plates of this assembly element；
Abutment plate, it is fixed on this top plate portion of this support component；
Cam saddle, it is housed in this support component inside slidably and is clasped by these two portions of clasping, and is abutted against this pressure parts simultaneously；
Shock absorber, it is disposed between this cam saddle and this abutment plate；And
Compression spring, it is the elastic outer fix being installed in this shock absorber between the flange part and this cam saddle of this shock absorber,
Wherein, the leading section that these two side plates of this support component extend and formed is provided with a support portion, and the guide element that this support portion is arranged with the downside of this manuscript pressing plate engages, and the opening angle of this manuscript pressing plate is limited in a specific angle whereby.
3. manuscript pressing plate as claimed in claim 1 or 2 opens entire holding means, and wherein this support portion set by the leading section of this support component is a roller bearing, and this roller bearing contacts with this manuscript pressing plate and rotates.
4. an office machine, it comprises manuscript pressing plate as claimed any one in claims 1 to 3 and opens entire holding means.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011-284925 | 2011-12-27 | ||
| JP2011284925A JP5995043B2 (en) | 2011-12-27 | 2011-12-27 | Document crimping plate opening and closing device and office equipment provided with the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103186067A CN103186067A (en) | 2013-07-03 |
| CN103186067B true CN103186067B (en) | 2016-06-29 |
Family
ID=48677305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210579927.6A Expired - Fee Related CN103186067B (en) | 2011-12-27 | 2012-12-27 | Manuscript pressing plate is opened entire holding means and has the office machine of this device |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP5995043B2 (en) |
| KR (1) | KR101435728B1 (en) |
| CN (1) | CN103186067B (en) |
| TW (1) | TWI499518B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6507396B2 (en) * | 2015-05-19 | 2019-05-08 | 下西技研工業株式会社 | Hinge |
| JP2017187699A (en) * | 2016-04-08 | 2017-10-12 | 株式会社ナチュラレーザ・ワン | Hinge and office machine having the hinge |
| JP6975439B2 (en) * | 2017-01-10 | 2021-12-01 | 株式会社ナチュラレーザ・ワン | Original crimping plate switchgear and office equipment |
| JP6999155B2 (en) * | 2017-08-29 | 2022-01-18 | 株式会社ナチュラレーザ・ワン | Manuscript crimping plate switchgear and office equipment equipped with this |
| JP7264420B2 (en) * | 2018-10-05 | 2023-04-25 | 下西技研工業株式会社 | hinge |
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| CN1396496A (en) * | 1997-09-24 | 2003-02-12 | 加藤电机株式会社 | Manuscript crimping plate open-close device |
| CN101092862A (en) * | 2006-06-19 | 2007-12-26 | 兄弟工业株式会社 | Opening and closing assembly, and multifunction device including the assembly |
| CN101296284A (en) * | 2007-04-27 | 2008-10-29 | 夏普株式会社 | Image forming apparatus |
| CN102205749A (en) * | 2010-03-26 | 2011-10-05 | 兄弟工业株式会社 | Multifunctional peripheral |
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| JPH0544466Y2 (en) * | 1988-10-21 | 1993-11-11 | ||
| JPH085467Y2 (en) * | 1989-09-22 | 1996-02-14 | 加藤電機株式会社 | Document pressure plate opening / closing device |
| JPH0795366A (en) * | 1993-09-22 | 1995-04-07 | Fuji Photo Film Co Ltd | Original platen for image pickup |
| JP2510242Y2 (en) * | 1993-12-28 | 1996-09-11 | 下西技研工業株式会社 | Document pressure plate opening / closing device |
| JP3423463B2 (en) * | 1995-02-20 | 2003-07-07 | 株式会社リコー | Document reading device |
| JP3679030B2 (en) * | 2001-06-27 | 2005-08-03 | ニスカ株式会社 | Opening / closing device for original cover |
| JP2005223444A (en) * | 2004-02-03 | 2005-08-18 | Nec Access Technica Ltd | Composite machine |
| JP4116992B2 (en) * | 2004-11-11 | 2008-07-09 | 加藤電機株式会社 | Document crimping plate opening / closing device and office equipment provided with this document crimping plate opening / closing device |
| JP4898215B2 (en) * | 2005-12-27 | 2012-03-14 | 加藤電機株式会社 | Document crimping plate opening and closing device and office equipment |
| JP5382760B2 (en) * | 2007-11-02 | 2014-01-08 | 株式会社ナチュラレーザ・ワン | Document crimping plate opening and closing device and office equipment equipped with document crimping plate |
| JP5557176B2 (en) * | 2008-06-05 | 2014-07-23 | 株式会社ナチュラレーザ・ワン | Opening and closing device for document crimping plate and office equipment |
| JP2011107485A (en) * | 2009-11-18 | 2011-06-02 | Katoh Electrical Machinery Co Ltd | Device for opening/closing original cover plate and business machine |
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2011
- 2011-12-27 JP JP2011284925A patent/JP5995043B2/en not_active Expired - Fee Related
-
2012
- 2012-12-20 KR KR1020120149140A patent/KR101435728B1/en not_active IP Right Cessation
- 2012-12-27 TW TW101150645A patent/TWI499518B/en active
- 2012-12-27 CN CN201210579927.6A patent/CN103186067B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1396496A (en) * | 1997-09-24 | 2003-02-12 | 加藤电机株式会社 | Manuscript crimping plate open-close device |
| CN101092862A (en) * | 2006-06-19 | 2007-12-26 | 兄弟工业株式会社 | Opening and closing assembly, and multifunction device including the assembly |
| CN101296284A (en) * | 2007-04-27 | 2008-10-29 | 夏普株式会社 | Image forming apparatus |
| CN102205749A (en) * | 2010-03-26 | 2011-10-05 | 兄弟工业株式会社 | Multifunctional peripheral |
Also Published As
| Publication number | Publication date |
|---|---|
| TW201325926A (en) | 2013-07-01 |
| KR101435728B1 (en) | 2014-08-28 |
| CN103186067A (en) | 2013-07-03 |
| JP5995043B2 (en) | 2016-09-21 |
| TWI499518B (en) | 2015-09-11 |
| KR20130075665A (en) | 2013-07-05 |
| JP2013134395A (en) | 2013-07-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CI01 | Correction of invention patent gazette |
Correction item: Denomination of Invention Correct: The original plate pressing opening and closing device and office machine having the same False: The original plate pressing opening and closing apparatus and office machines Number: 27 Volume: 29 |
|
| CI02 | Correction of invention patent application |
Correction item: Denomination of Invention Correct: The original plate pressing opening and closing device and office machine having the same False: The original plate pressing opening and closing apparatus and office machines Number: 27 Page: Description Volume: 29 |
|
| ERR | Gazette correction |
Free format text: CORRECT: INVENTION NAME; FROM: ORIGINAL PATTERN PRESSING BOARD OPENING-AND-CLOSING DEVICE AND OFFICE MACHINE PROVIDED WITH THE DEVICE TO: ORIGINAL PATTERN PRESSING BOARD OPENING-AND-CLOSING HOLDING DEVICE AND OFFICE MACHINE PROVIDED WITH THE DEVICE |
|
| RECT | Rectification | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160629 Termination date: 20181227 |
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| CF01 | Termination of patent right due to non-payment of annual fee |