CN1727267B

CN1727267B - Paper feeder

Info

Publication number: CN1727267B
Application number: CN 200410055645
Authority: CN
Inventors: 金子英敏; 清家俊彦; 大石真嗣; 松山贤五
Original assignee: Sharp Corp
Current assignee: Sharp Corp
Priority date: 2004-07-30
Filing date: 2004-07-30
Publication date: 2012-07-04
Anticipated expiration: 2024-07-30
Also published as: CN1727267A

Abstract

A paper feeder for feeding the standard paper from the paper supplying unit at far position into an imaging device without paper collection and paper torsion is composed of a far-end guide rack bar engaged with the small gear of paper supplying unit, upstream guide roller and downstream roller. It features that the surface area of the paper to be received is basically equal to the distance from the small gear to guide roller, so preventing paper collection and paper torsion.

Description

Paper feed

Technical field

The present invention relates to a kind of paper feed (paper feeding box); It can be used in duplicator; Chopping machine, or in other this image processing systems, and specifically; The present invention relates to load before a kind of can being used in the paper feed in the image processing system of type, wherein as wherein placing paper now at the fructufy of device nearside executable operations.

Background technology

Before load types of image and form device when the starting stage, for example, the top part of the apparatus body of vertical direction is arranged scanning element, image formation unit with unload paper disc; And paper feed unit is arranged in its bottom part.Paper feed unit possibly be equipped with box-like compartment, pushes the paper feed (paper feeding box) that is loaded on the box-like compartment to distally from the nearside of apparatus body.In addition, in the process of filling the paper feeding box, can be implemented in through a sequential system and wherein place paper, in this order, the paper feeding box is pulled out to the device nearside, paper is placed in the paper feeding box, and once more the paper feeding box pushed in afterwards.

Shown in figure 17, as being used in this preceding instance that types of image forms the paper feed in the device that loads, there is a paper feeding box 401, provide by two location mechanisms that paper guiding 431,432 is formed to it with tooth bar 433,434; Separation signs 435,436; Sting with each paper guiding tooth bar 433,434 and miniature gears 404; Paper lagging dege dish 406; Deng (reference, for example, the open No.H10-129856 (1998) of Japanese patent application).

At paper feeding box 401 places shown in figure 17, paper feeding direction is with wherein box to be inserted the direction of image processing system (loading direction) vertical.In addition, for the ease of fill paper feeding box 401 with paper wad, layout lays respectively at the distally of paper feeding box and the paper guiding 431 of nearside, thereby 432 allow loading the direction sliding motion.As stated, for this two paper guiding 431,432, each tooth bar 433,434 and mono-miniature gears 404 sting with, the motion of one of paper guiding (for example, the guiding of nearside paper 431) makes other paper guiding (distally paper guiding 432) move with the mode of mutual link.In addition, shown in figure 18, to paper feeding box 401 rolling disc 407 is provided, be used for upwards rising the paper that is placed on paper feeding box main body 402.

But; Form the paper feeding box in the device through loading types of image before existing can being used in; Because in the process of placing paper therein the user can through make identical paper bump and in abutting connection with the distally paper guides and locatees a pile paper; Nearside with paper is reduced in the box afterwards, possibly in the guiding of distally paper, apply big impact.In addition, after paper being placed in the paper feeding box, when the paper feeding box is advanced image processing system, the impact that the end of inserting at box takes place, just, because the impact that the weight of paper causes possibly be applied in the paper guiding of distally once more.Impact and/or the paper feeding box inserted image processing system can the paper guiding raises so that mechanics is in the distally because in the paper feeding box, place in the guiding of distally paper, to apply by this way in the process of paper; Influence the location of paper guiding, this possibly produce the fault of signing the paper that keeps by the variation of one or more positions of the paper of one or more guided constraints and/or by one or more separations.

In order to eliminate this problem the present invention is provided; Its purpose provides a kind of paper feed, and it allow to eliminate paper transmission problem and potential problem can prevent the location of mistake of one or more paper guiding and/or similarly in preceding loading types of image processing equipment environment, fill one or more paper feeding box process the time.

Summary of the invention

Can be written into according to the paper feed of one or more embodiment of the present invention and to load types of image before one or more and form devices and allow and remove/inserts the results that operate and place paper therein as carrying out at least one nearside of at least one image processing system or a plurality of image processing systems; This paper feed comprises at least one nearside paper guiding and at least one distally paper guiding; Arrange that respectively it makes it against each other; The guiding of each paper all has at least one tooth bar, and it extends at least one more or less is parallel to the direction of one or more loading directions; And at least one miniature gears, its respectively with at least one tooth bar of at least one tooth bar of guiding of at least one nearside paper or the guiding of a plurality of nearside paper or a plurality of tooth bar and at least one distally paper guiding or the guiding of a plurality of paper or a plurality of tooth bar sting with; Wherein at least one paper feeding direction more or less loads direction or a plurality of loading direction perpendicular at least one; And at least one ad-hoc location at it at least one loading direction or a plurality of loading direction (one or more length directions of one or more tooth bars) provides at least one at least one tooth bar or a plurality of tooth bar that distally paper guides or a plurality of distally paper guides; And at least one zone, between at least one tooth bar of at least one miniature gears or a plurality of miniature gears and at least one distally paper guiding at least a sting and mode and their one or more other parts at it between at least a sting different with mode.

Specifically; Sting at least one specific region different with mode with at least one miniature gears or a plurality of miniature gearss at least a therein or a plurality of zone can be at least one zone corresponding at least one position, wherein this at least one zone is used for limiting at least one standard size of the paper that can be included in paper feed; At least one specific region or a plurality of zones at least a sting with mode can be tight; And at least one different piece or a plurality of parts at least a sting with mode can be loose.In addition; In the situation of the paper feed that can comprise a plurality of standard-sized paper (so-called " universal "); Stinging at least one specific region different with mode with at least one miniature gears or a plurality of miniature gearss at least a therein can be a plurality of zones corresponding to each position, and wherein each position is used to limit the standard size of said a plurality of paper; A plurality of specific regions at least a sting with mode can be tight; And at least one different piece or a plurality of parts at least a sting with mode can be loose.

In addition; As therein with at least a at least one specific region different or the instance in a plurality of zones stung of at least one miniature gears or a plurality of miniature gearss with mode, can quote the profile mobile rack of the wheel tooth (a plurality of tooth) that has one or more profiles (profile) and move with respect to line of reference.

In paper feed according to this embodiment of the invention; When the guiding of one or more paper when being used to limit one or more position of one or more standard-sized paper, one or more miniature gearss of one or more paper guiding and between one or more tooth bar one or more sting with mode can be tight.In other words, the gap between one or more miniature gearss and one or more tooth bar reduces, and reduces in the machinery performance of one or more paper guiding place.Therefore; Though, still can reduce the location of mistake of one or more paper guiding etc. because in one or more paper feeding boxes, place paper and/or one or more collision meetings of one or more paper feeding boxes being inserted in the process of one or more image processing systems apply power in the guiding of one or more distally paper.

On the other hand; During one or more positions (one or more paper guiding translations zone) beyond the guiding of one or more paper is being used to limit one or more positions of one or more standard-sized paper, one or more between one or more miniature gearss and one or more tooth bar sting with mode by tightly fluffing.In other words; Because the gap of increase will be arranged between one or more miniature gearss and one or more tooth bar; Can make one or more paper guiding move with power still less; And can be so that level and smooth the completion when moving to sliding type, for example, operation or the similar operations carried out when being used to limit the one or more position of paper.

In addition, can be in one or more distally the paper guiding one or more tooth bars place as select provide or provide in addition such as above-mentioned wherein sting with the different one or more zones of one or more modes.

Can be written into according to the paper feed of one or more embodiment of the present invention and to load types of image before one or more and form devices and allow and remove/inserts the results that operate and place paper therein as carrying out at least one nearside of at least one image processing system or a plurality of image processing systems; This paper feed comprises at least one nearside paper guiding and at least one distally paper guiding; Arrange that respectively it makes it against each other; The guiding of each paper all has at least one tooth bar, and it extends at least one more or less is parallel to the direction of one or more loading directions; And at least one miniature gears, its respectively with at least one tooth bar of at least one tooth bar of guiding of at least one distally paper or the guiding of a plurality of nearside paper or a plurality of tooth bar and at least one distally paper guiding or the guiding of a plurality of distally paper or a plurality of tooth bar sting with; Wherein at least one paper feeding direction more or less loads direction or a plurality of loading direction perpendicular at least one; And at least one assigned position at it at least one loading direction or a plurality of loading direction provides at least one at least one tooth bar or a plurality of tooth bar that distally paper guides or a plurality of distally paper guides; Have at least one convexity, be used for pushing at least one miniature gears or a plurality of miniature gears at least one tooth bar of that part or its those parts or at least one tooth of a plurality of tooth bars; To the feeding mechanism main body at least one push mechanism (for example, at least one convexity at least one rail place) is provided, it can be by being pressed at least one tooth bar convexity or a plurality of tooth bar convexities; And the structure paper feed make when at least one paper guided placement when being used for limiting one or more standard-sized at least one position of the paper that can be included in paper feed; The protruding contact of the protruding or a plurality of tooth bars of at least one paper feed main body push mechanism or a plurality of paper feed main body push mechanism and at least one tooth bar, make wherein at least one tooth bar or a plurality of tooth bar and at least one miniature gears or a plurality of miniature gears is stung and at least a mode become tight.

In paper feed according to one or more embodiment of the present invention; When one or more paper guide when being used to limit one or more position of one or more standard-sized paper; Protruding through push one or more tooth bars in one or more push mechanism of paper feed main body or a plurality of paper feed main bodys, make between one or more miniature gearss of one or more this pressing positions and one or more tooth bar sting and one or more modes become tight.In other words, the gap between one or more miniature gearss and one or more tooth bar reduces, and reduces in the machinery performance of one or more paper guiding place.Therefore; Though, still can reduce the location of mistake of one or more paper guiding etc. because in one or more paper feeding boxes, place paper and/or one or more collision meetings of one or more paper feeding boxes being inserted in the process of one or more image processing systems apply power in the guiding of one or more distally paper.

On the other hand; During one or more positions (one or more paper guiding translations zone) beyond the guiding of one or more paper is being used to limit one or more positions of one or more standard-sized paper; Because one or more push mechanism of one or more high spots of one or more tooth bars will be not betwixt contact and between one or more tooth bars and one or more miniature gears, sting and one or more modes will no longer be tight; But turn back to it/their normal condition (sting and mode will fluff); Can make one or more paper guiding move with power still less; And can be so that level and smooth the completion when moving one or more paper with sliding type is directed to, for example, operation or the similar operations carried out when being used to limit the one or more position of paper.

Here; In one or more paper feeds according to one or more embodiment of the present invention; Through; For example; Structure is positioned at one or more width boot disk (one or more paper confinement plate) at one or more distally paper guiding upper reaches on one or more paper feeding directions and is positioned at one or more width boot disk in one or more distally paper guiding downstream on one or more paper feeding directions; Make the skin area of Reiceiver sheet is set respectively and sting from each width boot disk to one or more gears and the position (wherein one or more tooth bars and one or more miniature gears with sting and one or more positions of engaging of mode) distance; It is more or less equated, this can so that one or more collisions of in one or more paper feeds, placing paper and/or one or more paper feeds being inserted one or more heaps of the paper that produces in one or more image processing system processes of stinging at one or more gears of one or more distally paper guiding that upstream and downstream with the position receives more or less equate.Adopt this structure to make to let the moment of torsion of stinging in the one or more distally paper guiding with position upstream and downstream at one or more gears more or less be equal to each other, thereby can prevent the distortion of one or more distally paper guiding.As a result of, can prevent to be in location of mistake and/or other paper transmission problem that possibly be accompanied by generation of wherein placing paper at one or more image processing systems.

Can be written into according to the paper feed of one or more embodiment of the present invention and to load types of image before one or more and form devices and allow and remove/inserts the results that operate and place paper therein as carrying out at least one nearside of at least one image processing system; This paper feed comprises at least one nearside paper guiding and at least one distally paper guiding; Arrange that respectively it makes it against each other; Each paper guiding all has at least one width boot disk; Be used to limit the part of paper at least, also have at least one tooth bar, it extends at least one more or less is parallel to the direction of one or more loading directions; And at least one miniature gears, its respectively with at least one tooth bar of at least one tooth bar of guiding of at least one nearside paper or the guiding of a plurality of nearside paper or a plurality of tooth bar and at least one distally paper guiding or the guiding of a plurality of distally paper or a plurality of tooth bar sting with; Wherein at least one paper feeding direction more or less loads direction or a plurality of loading direction perpendicular at least one; And constructing at least one distally paper guiding or the guiding of a plurality of distally paper makes; About at least one miniature gears or a plurality of miniature gears therein and at least one distally paper guiding tooth bar or a plurality of distally paper guiding tooth bar is stung mutually and at least one gear sting and the position; At at least one area at least one surface of at least one width boot disk with sting at least one gear from least one center of at least one upper reaches paper receiving surface or a plurality of upper reaches paper receiving surface and to sting at least one product with the distance (in the distance at least one paper feeding direction or a plurality of paper feeding direction) of position with position or a plurality of gear and more or less equal to sting at least one gear with position or a plurality of gear and sting at least one product with the distance (distance at least one paper feeding direction or a plurality of paper feeding direction) of position at least one area at least one surface of at least one width boot disk with from least one center of at least one downstream paper receiving surface or a plurality of downstream paper receiving surface; Wherein last width dish is at the upper reaches and receive at least a portion paper; And be positioned at the upper reaches of at least one paper feeding direction or a plurality of paper feeding directions; And back one width dish is in downstream and receive at least a portion paper, and is positioned at the downstream of at least one paper feeding direction or a plurality of paper feeding directions.

In the such one or more embodiment of the present invention; Because can be from one or more distally the paper direct application to the one or more upstream sides of one or more paper feeding directions and the situation in one or more downstreams; Just; The area on the surface of Reiceiver sheet and the product of stinging with the position to one or more gears are set to more or less equate at upstream and downstream; Even in one or more paper feeds, place paper and/or one or more impacts that one or more paper feeds insert one or more heaps of the paper that produces in one or more image processing system processes be applied in the paper guiding of one or more distally, can so that the upstream and downstream that the moment of torsion that produces as this one or more impact results is stung with the position at one or more gears more or less equate.As a result, can prevent the distortion of one or more distally paper guiding, and location of mistake and/or other paper transmission problem that possibly be accompanied by generation of the paper that can prevent to place therein.

Can be written into according to the paper feed of one or more embodiment of the present invention and to load types of image before one or more and form devices and allow and remove/inserts the results that operate and place paper therein as carrying out at least one nearside of at least one image processing system; This paper feed comprises at least one nearside paper guiding and at least one distally paper guiding; Arrange that respectively it makes it against each other; Each paper guiding all has at least one width boot disk; Be used to limit at least a portion paper, also have at least one tooth bar, it extends at least one more or less is parallel to the direction of one or more loading directions; And at least one miniature gears, its respectively with at least one tooth bar of at least one tooth bar of guiding of at least one nearside paper or the guiding of a plurality of nearside paper or a plurality of tooth bar and at least one distally paper guiding or the guiding of a plurality of distally paper or a plurality of tooth bar sting with; Wherein at least one paper feeding direction more or less loads direction or a plurality of loading direction perpendicular at least one; And constructing at least one distally paper guiding or the guiding of a plurality of distally paper makes; About at least one miniature gears or a plurality of miniature gears therein and at least one distally paper guiding or paper guiding in a plurality of distally is stung mutually and at least one gear sting and the position; More or less equal at least one area at least one surface of another at least one width boot disk at least one at least one surperficial area of at least one width boot disk; Wherein last width boot disk is at the upper reaches and receive at least a portion paper; And be positioned at the upper reaches of at least one paper feeding direction or a plurality of paper feeding directions; And back one width boot disk receives at least a portion paper and in downstream, and is positioned at the downstream of at least one paper feeding direction or a plurality of paper feeding directions; And, at least one upper reaches end points of at least one upper reaches width boot disk or a plurality of upper reaches width boot disk and at least one gear is stung and the position or a plurality of gear is stung and the position between at least one distance (in the distance at least one paper feeding direction or a plurality of direction) more or less equal at least one downstream end points of at least one downstream width boot disk or a plurality of downstream width boot disk and at least one gear is stung and the position or a plurality of gear is stung and the position between at least one distance (distance at least one paper feeding direction or a plurality of paper feeding direction).

In the such one or more embodiment of the present invention; Because can be from one or more distally the paper direct application to the one or more upstream sides of one or more paper feeding directions and the situation in one or more downstreams; Just; Because being set, area and the product of stinging with the position to one or more gears on the surface of Reiceiver sheet make it more or less equate at upstream and downstream; Can be received in one or more impacts of placing paper and/or one or more paper feeds are inserted one or more heaps of the paper that produces in one or more image processing system processes one or more paper feeds from what the upstream and downstream of one or more distally paper guiding (stinging the upstream and downstream with the position from one or more gears) more or less equated, and can more or less be equal to each other so that sting the moment of torsion that is applied in the paper guiding of one or more distally on the upstream and downstream with the position at one or more gears.As a result, can prevent the distortion of one or more distally paper guiding, and location of mistake and/or other paper transmission problem that possibly be accompanied by generation of the paper that can prevent to place therein.

Can be written into according to the paper feed of one or more embodiment of the present invention and to load types of image before one or more and form devices and allow and remove/inserts the results that operate and place paper therein as carrying out at least one nearside of at least one image processing system; This paper feed comprises at least one nearside paper guiding and at least one distally paper guiding; Arrange that respectively it makes it against each other; Each paper guiding all has at least one width boot disk; Be used to limit at least a portion paper, also have at least one tooth bar, it extends at least one more or less is parallel to the direction of one or more loading directions; And at least one miniature gears, its respectively with at least one tooth bar of at least one tooth bar of guiding of at least one nearside paper or the guiding of a plurality of nearside paper or a plurality of tooth bar and at least one distally paper guiding or the guiding of a plurality of distally paper or a plurality of tooth bar sting with; Wherein at least one paper feeding direction more or less loads direction or a plurality of loading direction perpendicular at least one; Thereby and construct paper guiding of at least one distally or the guiding of a plurality of distally paper, the width boot disk of placing it make at least one miniature gears therein or a plurality of miniature gears and at least one tooth bar or a plurality of tooth bar is stung mutually and at least one gear sting with the position around, at least one paper feeding direction or a plurality of paper feeding direction sting from least one gear sting with position or a plurality of gear that at least one moment of torsion that the upper reaches with the position apply more or less equals at least one miniature gears or a plurality of miniature gears and at least one tooth bar therein or a plurality of tooth bar is stung mutually and at least one gear sting with the position around, sting with position or a plurality of gear from least one gear at least one paper feeding direction or a plurality of paper feeding direction and to sting at least one moment of torsion that the downstream with the position apply.

In this embodiment of the present invention; Even wherein in one or more paper feeds, place paper and/or one or more impacts that one or more paper feeds insert one or more heaps of the paper that produces in one or more image processing system processes be applied in the paper guiding of one or more distally; Can be so that sting more or less equal at one or more gears with the upstream and downstream of position as the moment of torsion of this one or more impact results generations; As a result of; Can prevent the distortion of one or more distally paper guiding, and location of mistake and/or other paper transmission problem that possibly be accompanied by generation of the paper that can prevent to place therein.

In the paper feed of one or more embodiment of the present invention, thus preferably place each one or more paper guiding make one or more tooth bars of one or more upper reaches end points of one or more width boot disk of one or more distally paper guiding and this one or more distally paper guiding above that and one or more miniature gears with sting and one or more gears of engaging of mode sting and the position between distance (in the one or more distances on one or more paper feeding directions) less than one or more tooth bars of one or more upper reaches end points of one or more width boot disk of one or more nearside paper guiding and these one or more nearside paper guiding above that and one or more miniature gears with sting and one or more gears of engaging of mode sting and the position between distance (the one or more distances on one or more paper feeding directions).

Thereby satisfy so one or more situation through placing one or more nearside paper guiding and the guiding of one or more distally paper; Can be so that because in one or more paper feeds, place paper and/or one or more paper feeds inserted the one or more moments of torsion that are applied in the paper guiding of one or more distally that the power that produces from one or more impacts in one or more image processing system processes causes and alleviate, and can reduce the one or more loads in the guiding of one or more distally paper.

In the paper feed of one or more embodiment of the present invention, preferred, provide one or more separations to sign in one or more nearside paper guiding and the guiding of one or more distally paper respectively with integration mode.Through providing one or more separations to sign with integration mode in each one or more paper guiding like this; Can only come to be provided with synchronously one or more separations label position, thereby be convenient to place therein the operation in the paper process through one or more paper guide positions are set.

Preferably, provide one or more distortion to prevent stop element, to prevent the distortion of one or more distally paper guiding to the paper feed of one or more embodiment of the present invention.

Instance as one or more unit of the distortion that is used to prevent the paper guiding of one or more distally; Can quote and be used to prevent the one or more rails of one or more paper guiding basal discs about the displacement (distortion) of one or more paper feed main bodys (one or more paper feeding box main body); The one or more zones that are used for forming therein one or more tooth bars prevent that one or more the reversing of reversing from preventing parts and/or allied equipment.

In addition, through so anti-stop element of one or more distortion being provided and preventing that one or more paper from guiding the distortion of basal discs, can prevent to receive from paper the distortion (inclination) of one or more width boot disk of one or more impacts.In other words; Accomplish in one or more paper feeds, place paper and/or one or more paper feeds inserted one or more image processing systems after; Push one or more width boot disk of one or more (distally) paper guiding through the paper of placing therein; The inclination that possibly become of one or more width boot disk, and the distortion that becomes of one or more thereupon paper guiding basal disc; If but prevented the distortion of one or more like this basal discs, can reduce the distortion of one or more width boot disk.

In addition; Compare the one or more zones that form one or more width boot disk therein; Above that the intensity in the one or more zones that form one or more tooth bars in the guiding of one or more paper a little less than, can cause the fracture of distortion and/or one or more tooth bars one or more paper feeds being inserted the one or more impacts that produce in one or more image processing system processes; But provide one or more the reversing that gives about the intensity reversed to prevent parts etc. through the one or more zones that form one or more tooth bars above that, can prevent the tooth bar distortion, damage, or similar problem.Notice that can form one or more reversing about one or more paper guiding with integration mode prevents parts, and/or can one or more the reversing of separately making be prevented that parts from appending to the paper guiding.

In the paper feed of the one or more embodiment of the present invention, preferred, at least one top surface or at least one lower surface of at least one miniature gears or a plurality of miniature gearss at least one reinforcing dish is provided.Reinforce and increase the intensity of one or more miniature gearss through utilizing one or more reinforcing dishes like this; On one or more miniature gearss, apply bigger power in one or more image processing system processes even in one or more paper feeds, place paper and/or one or more paper feeds are inserted, also can reduce the distortion of one or more miniature gearss.This feasible problem that can prevent otherwise possibly produce because of the distortion of one or more miniature gearss; Just, otherwise the location of mistake that possibly in one or more paper feeds, place paper and/or one or more paper feeds inserted the paper of placing in one or more paper feeds that time of one or more image processing systems takes place.

In addition, preferred one or more reinforcing dish is the one or more disks of diameter greater than one or more outer dias of one or more miniature gearss.In addition; One or more reinforcing dishes can be so that the one or more parts that separate with one or more miniature gearss be through adhering to and/or alternate manner is fixed on one or more lower surface (and/or one or more top surface) of one or more miniature gearss, and/or one or more reinforcing dish can form about one or more miniature gearss with integration mode.

In the paper feed of one or more embodiment of the present invention; Preferred make that one or more diameters of one or more that support one or more miniature gearss are bigger, and adopt this structure can prevent one or more distortion and ignore at one or more miniature gearss and receive one or more impacts.In addition, one or more diameters of one or more of preferred one or more miniature gearss be not less than one or more miniature gearss one or more diameters 1/3.

Description of drawings:

Fig. 1 is the planar view of embodiments of the invention.

Fig. 2 is the view of keystone configuration assembly that shows the embodiment of Fig. 1 in a schematic way.

Fig. 3 is the planar view that shows in a schematic way as the rack configurations of the feature structure of one or more embodiment of the present invention.

Fig. 4 is the planar view that shows rack configurations therein in a schematic way.

Fig. 5 comprises the view of the keystone configuration assembly that shows another embodiment of the present invention in a schematic way.

Fig. 6 comprises that (A) shows the planar view that is used for preventing in the guiding of one or more paper the instance of deformed configurations, and (B) therein the vertical cross-section diagram of primary clustering.

Fig. 7 comprises that (A) shows the planar view that is used for preventing in the guiding of one or more paper another instance of deformed configurations, and (B) therein the oblique drawing of primary clustering.

Fig. 8 shows the different instances that is used for preventing in one or more paper guiding deformed configurations.

Fig. 9 shows the oblique drawing of the instance of the structure that is used to strengthen one or more miniature gearss.

Figure 10 shows the vertical cross-section diagram of the instance of the structure that is used to strengthen one or more miniature gearss.

Figure 11 shows the oblique drawing of employing according to the structure of the image processing system of paper feed of the present invention.

Figure 12 shows the explanatory of the process in image processing system that paper is placed on through it.

Figure 13 shows the explanatory of the process wherein that paper is placed on through it.

Figure 14 shows the explanatory of the process wherein that paper is placed on through it.

Figure 15 shows the explanatory of the process wherein that paper is placed on through it.

Figure 16 shows the explanatory of the process wherein that paper is placed on through it.

The plan view of the existing paper feeding box before Figure 17 shows and can be used in the loading type image processing system.

Figure 18 is the plan view of paper feeding box therein.

The specific embodiment

Below, embodiments of the invention will be described with reference to the drawings.

At first, with reference to Figure 11, form device with describing the preceding loading types of image that adopts according to paper feed of the present invention.

The structure of image processing system 200 shown in figure 11 is following; Comprise that the original paper stand 202 of clear glass main body or a plurality of clear glass main bodys is installed in the top of the apparatus body 201 of vertical direction, and below original paper stand 202, be provided for catching the scanning element 203 of the one or more images that are placed on the one or more original papers on this original paper stand 202.Below scanning element 203, the zone of a lateral edges of apparatus body 201 provides image formation unit 204 in (zone of right side edge among Figure 11); View data by scanning element 203 is caught is imported at image formation unit 204, according to duplicating of one or more images of carrying out one or more original papers on one or more paper surface based on one or more electrophotographic image formation methods of this view data.After carries out image forms above that, paper is discharged on the paper disc 205, is installed in the center (in the position of scanning element below 202) of the top part of apparatus body 201 unloading paper disc 205.

In addition, at image processing system shown in figure 11 200, arrange paper feed unit 206 in the zone below unloading paper disc 205.To paper feed unit 206 two (upper and lower) box compartments 207,207 are provided, the paper feed of embodiments of the invention (paper feeding box) 1 is written into each box compartment 207.

Result as paper feed 1 is pushed to its distally from the nearside of apparatus body 201 is written into box compartment 207 with paper feed 1; And in perpendicular to the direction that is written into direction (direction that box is advanced), take out the paper that in this paper feed 1, comprises through paper transmission unit (not shown); And paper is transferred to above-mentioned image formation unit 204, wherein form one or more images of one or more original papers above that.

Afterwards, with reference to Fig. 1 and 2, with the embodiment that describes paper feed of the present invention.

Paper feed 1 of the present invention is used as the paper feeding box usually and mentions, and it is written into such as preceding loading types of image shown in figure 11 forms device 200.

As shown in Figure 1; Paper feed 1 is equipped with feeding mechanism main body 2 (being " paper feeding box main body 2 " hereinafter), the front surface 2a of that paper feeding box main body 2 is appended to image processing system 200 make its nearside (referring to Figure 11) in the loading direction of image processing system 200.In addition, paper feeding direction is perpendicular to loading direction, and the upstream side of paper feeding direction is corresponding to the left side of Fig. 1.

Be oppositely disposed in paper feeding box main body 2 places at the paper guiding 3F that loads the direction nearside with loading the paper guiding 3R in direction distally (a pair of parts of the shadow representation through Fig. 1).Nearside paper guiding 3F and distally paper guiding 3R can be with sliding type along upwardly extending track (will be described in more detail below) move in loading side respectively, and miniature gears 4 is arranged in this two paper guiding 3F, between the 3R.Miniature gears 4 is installed on the axle 5 with rotating mode, and its axis 5 projects upwards from the pedestal of paper feeding box main body 2.In addition, rolling disc 7 (with reference to Figure 13) is provided, is used for upwards rising being placed paper above that to paper feeding box main body 2.In addition, a plurality of seam shape hole 6a are provided, are used for the location and keep one or more paper lagging dege dishes 6 to the pedestal of paper feeding box main body 2.

As illustrated in fig. 1 and 2, at nearside paper guiding 3F, on basal disc 30F, be formed on the upwardly extending tooth bar 33F in loading side with integration mode.Downstream and the miniature gears 4 that tooth bar 33F is placed on miniature gears 4 on the paper feeding direction sting in that position with.In the zone of the nearside end points of basal disc 30F, form the width boot disk 31F at the upper reaches and the width boot disk 32F in downstream with integration mode, it rises from basal disc 30F with vertical mode respectively.In addition, integratedly in the zone at the end points place, downstream of nearside paper guiding 3F provide separation to sign 34F.In addition, proximad paper guiding 3F provides locking position stopper 35F (referring to Figure 14).

As illustrated in fig. 1 and 2, paper guiding 3R is formed on the upwardly extending tooth bar 33R in loading side with integration mode on basal disc 30R in the distally.Downstream and the miniature gears 4 that tooth bar 33R is placed on miniature gears 4 on the paper feeding direction sting in that position with.In the zone of the distally of basal disc 30R end points, form the width boot disk 31R at the upper reaches and the width boot disk 32R in downstream with integration mode, it rises from basal disc 30R with vertical mode respectively.In addition, integratedly in the zone at the end points place, downstream of distally paper guiding 3R provide separation to sign 34R.

In addition, in the present invention, nearside paper guiding 3F, distally paper guiding 3R, 34F is signed in the nearside separation, and 34R is signed in the distally separation, each paper guiding 3F, the tooth bar 33F of 3R, 33R and miniature gears 4 constitute paper location mechanism (paper restriction scheme).

In addition, by tooth bar 33F, the rack-and-pinion mechanism that 33R and miniature gears 4 are formed makes nearside paper guide 3F (width boot disk 31F; 32F) (width boot disk 31R 32R) engages with mutual link and trend mode (being easy to cause direction adjacent to each other or that step back) relative to each other in slip is moved, thereby allows the paper of multiple size with distally paper guiding 3R; For example, A4, A3; B5, B4 etc. are placed on therebetween.Therefore, because guide 3F as moving a pair of paper, the result of 3R, the paper of multiple size can remain on the position, and is shown in figure 11, can the paper of the size that is suitable for customer objective be delivered to image processing system 200.

Afterwards, with reference to figure 3 and 4, be the rack configurations of characteristic of the present invention with description.

Characteristic of the present invention is to make that the size of tooth of tooth bar 33R of distally paper guiding 3R is different at one or more ad-hoc locations.

Specifically; Shown in Fig. 3 and 4; The specific location of the loading direction (tooth bar length direction) of the tooth bar 33R of paper guiding 3R provides two zones (being " A4 landscape restricted areas G1 and B4 personage's restricted areas G2 " hereinafter) in the distally; These positions are corresponding to the position that is used to limit one or more standard-sized paper (for example, A4 landscape and B4 personage), wherein at this A4 landscape restricted areas G1 and this B4 personage's restricted areas G2 place by tooth with sting and the mode mode that engages miniature gears 4 be tight; But (just, one or more translations zone G0) is loose by tooth to sting the mode that engages miniature gears 4 with mode wherein in other zone.

As be used to make A4 landscape restricted areas G1 and B4 personage's restricted areas G2 stings and mode be tight method; Can adopt wherein; For example, to move the gear (a plurality of tooth) that (the one or more profiles that are being easy to reduce on the direction of the degree of depth in inner teeth space move) is formed on each restricted areas G1, G2 with respect to one or more profiles at the line of reference of the gear of one or more translations zone G0.In addition, in this example, wherein guide the tooth bar 33F of 3F to sting and go up identical (not having profile to move) in its whole length (loading the size on the direction) basically with the mode of ground joint miniature gears 4 through nearside paper.

In addition; The tooth bar 33R of such distad paper guiding 3R provides and stings the fact that engages A4 landscape restricted areas G1 and B4 personage's restricted areas G2 of miniature gears 4 with ground with tight mode and mean when paper and guide 3F; 3R is being used to (for example to limit one or more standard sizes; During the position of paper B4 personage) (Fig. 3), B4 personage's restricted areas G2 of the tooth bar 33R of distally paper guiding 3R will with miniature gears 4 sting with, sting on it and mode be tight; And between tooth bar 33R and miniature gears 4, sting and the gap reduce, as a result of will be in the distally paper guiding 3R less machinery performance arranged.Therefore; Even because in the paper feeding box, place paper and/or impact that the paper feeding box is inserted in the image processing system process causes the generation that is applied to any power on the distally paper guiding 3R, also can reduce the location of mistake of distally paper guiding 3R and prevent to be placed on the location of mistake of paper wherein and/or possibly follow other paper transmission problem of generation.

On the other hand, as paper guiding 3F, during the position (Fig. 4) of 3R beyond being used to limit the position of one or more standard-sized paper; Just, when one or more translation location G0 of the tooth bar 33R of distally paper guiding 3R are stung when engaging with ground by miniature gears 4 because between tooth bar 33R and miniature gears 4, sting and mode be loose; Sting betwixt and the gap increase, can be so that paper guiding 3F, 3R moves with less power; And can be so that level and smooth the realization when move paper guiding 3F with sliding type; 3R, for example, the operation of carrying out during to position that is used to limit paper or similar position.

In addition, about being used to prevent one or more methods of paper mispriming location (performance), the present invention is not limited to the structure shown in Fig. 3 and 4, for example, can adopt like Fig. 5 (A) and the structure (B).

In instance as shown in Figure 5, its one or more assigned positions provide the tooth bar 33R of distally paper guiding 3R in loading direction, and have one or more protrudingly 13, and protruding 13 are used for pushing the tooth of tooth bar 33R to miniature gears 4.In addition, the one or more assigned positions at one or more rails 11 of paper guiding 3R along the guiding distally provide one or more protruding 12.

In addition; Because structure in this example is such; When shown in Fig. 5 (A); When distally paper guiding 3R is placed on the one or more position that is used to limit one or more standard-sized paper; One or more protruding 12 contacting with one or more protruding 13 of the back surface of the tooth bar 33R of paper guiding 3R in the distally on one or more rails 11 of paper feeding box main body 2 pushed the tooth of tooth bar 33R to miniature gears 4 in so one or more contact portions, make between tooth bar 33R and miniature gears 4, sting and mode become tight; And reduce stinging and the gap between tooth bar 33R and miniature gears 4, when paper guiding 3R has less machinery performance in the distally when being used to one or more position of limiting paper.Therefore; Even because in the paper feeding box, place paper and/or the paper feeding box is inserted the impact in the image processing system process and causes any power that is applied on the distally paper guiding 3R, also can reduce the location of mistake of distally paper guiding 3R and prevent to be placed on the location of mistake of paper wherein and/or possibly follow other paper transmission problem of generation.

On the other hand, because shown in figure (B), during one or more position beyond distally paper guiding 3R is being used to limit one or more positions of one or more standard-sized paper; One or more protruding 12 discord on one or more rails 11 contact at one or more protruding 13 of tooth bar 33R place, and sting between tooth bar 33R and the miniature gears 4 and mode turn back to normal condition (sting with mode be loose), sting betwixt and gap increase; Can be so that paper guiding 3F; 3R moves with less power, and can be so that level and smooth the realization when move paper guiding 3F, 3R with sliding type; The operation of carrying out during for example, to position that is used to limit paper or similar position.

Afterwards, with reference to figure 2,, the characteristic of the others of present embodiment will be described also as the characteristic of the position relation of paper guiding.

Distally paper guiding

The paper guiding 3R in the distally makes the area of paper receiving surface 31Ra of upper reaches width boot disk 31R of Reiceiver sheet more or less equal the area of paper receiving surface 32Ra of the downstream width boot disk 32R of Reiceiver sheet.In addition, make the upper reaches end points of upper reaches width boot disk 31R and gear is stung and position (position that tooth bar 33R and miniature gears 4 are stung and ground engages) PR between distance (in the distance on the paper feeding direction) LR1 more or less equal the downstream end points of downstream width boot disk 32R and gear is stung and position PR between distance (distance on paper feeding direction) LR2 (LR1=LR2).

Relation between nearside and the guiding of distally paper

Be placed on the upper reaches of miniature gears 4 on the paper feeding direction through tooth bar 33R with distally paper guiding 3R; And be placed on the downstream of miniature gears 4 on the paper feeding direction through tooth bar 33F with nearside paper guiding 3F, the upper reaches end points of the upper reaches width boot disk 31R that makes at distally paper guiding 3R and gear is stung and position PR between distance (in the distance on the paper feeding direction) LR1 less than the upper reaches end points of the upper reaches width boot disk 31F of nearside paper guiding 3F and gear is stung and position (position that tooth bar 33F and miniature gears 4 are stung and engaged) PF between distance (distance on paper feeding direction) LF1 (LR1＜LF1).

In the paper feed 1 of above-mentioned present embodiment; Because it is (shown in figure 17 the tooth bar 33R of distally paper guiding 3R to be placed on the upper reaches of miniature gears 4 on the paper feeding direction; In existing paper feeding box in the downstream of miniature gears); Make each paper receiving surface 31Ra because construct upper reaches width boot disk 31R and the downstream width boot disk 32R of distally paper guiding 3R in addition; The area of 32Ra more or less equates mutually; And because the upper reaches end points of upper reaches width boot disk 31R and gear is stung and position PR between distance L R1 and the downstream end points of downstream width boot disk 32R and gear is stung and position PR between distance L R2 more or less equate mutually; The upstream and downstream of distally paper guiding 3R on paper feeding direction (tooth bar 33R stings the upstream and downstream of the position PR that engages with ground) can more or less equate is received in and places paper in the paper feed 1 and/or paper feed 1 is inserted in the image processing system process one or more impacts that the one or more heaps by paper produce, and can be more or less equal mutually so that sting the moment of torsion that is applied on the distally paper guiding 3R with position PR upstream and downstream at gear.As a result of, can place the distortion of distally paper guiding 3R and prevent to be placed on the location of mistake of paper wherein and/or possibly follow other paper transmission problem of generation.

In addition; Because the upper reaches end points of the upper reaches width boot disk 31R that makes at distally paper guiding 3R and gear is stung and position PR between distance L R1 less than the downstream end points of the downstream width boot disk 31F of nearside paper guiding 3F and gear is stung and position PF between distance L F1 (LR1＜LF1); Can weaken and come to place in the comfortable paper feed 1 paper and/or paper feed 1 is inserted the power of the one or more impacts in the image processing system process and is applied to the one or more moments of torsion on the distally paper guiding 3R, and can reduce the load on distally paper guiding 3R.

Here; If make relation between distally paper guiding 3F and the nearside paper guiding 3F shown in the layout of Fig. 2; And this will make nearside paper guiding 3F experience the disadvantageous situation of power that causes with respect to impact; Because be applied to power that the impact on the nearside paper guiding 3F causes less than being applied on the distally paper guiding 3R, so the existence of this rough sledding on nearside paper guiding 3F can not produce special problem.

In addition, preferably make paper guiding 3F have identical size with paper guiding 3R.Make their size equate just to allow to reduce manufacturing cost.In addition, in order to make paper guiding 3F and paper guiding 3R have the purpose of identical size as stated, preferably form

tooth bar

33F, 33R makes it be positioned at paper guiding 3F on the paper feeding direction, near the center of 3R.

Make that paper guides 3R in the distally although be also noted that structure as shown in Figure 2; The area of the paper receiving surface 31Ra of upper reaches width boot disk 31R more or less equals the area of the paper receiving surface 32Ra of downstream width boot disk 32R; Even wherein the area of this paper receiving surface 31Ra and this paper receiving surface 32Ra's is mutual different; The area of paper receiving surface 31Ra through adopting its middle and upper reaches width boot disk 31R and from the center of this paper receiving surface 31Ra to gear sting product with the distance of position PR more or less equal downstream width boot disk 32F paper receiving surface 32Ra area and sting the product with the distance of position PR from the center of this paper receiving surface 32Ra to gear, can more or less equate mutually so that sting the moment of torsion that the upstream and downstream with position PR is applied on the distally paper guiding 3R at gear.

Afterwards, with reference to figure 6 to 10, with other property feature of describing present embodiment.

In the present embodiment; Because as stated; Between tooth bar 33R that when being used to one or more position of limiting one or more standard-sized paper, makes at distally paper guiding 3R and the miniature gears 4 sting with mode be tight, in paper feed, place paper and/or paper feed inserted one or more loads are applied on the tooth bar 33R in the image processing system process.According to this fact, provide the unit to be used to prevent the distortion of multiple assembly.Below detailed description is used to realize the ad hoc structure of identical purpose.

Prevent the distortion of paper guiding

As the one unit that is used to prevent be out of shape, can adopt the method for wherein improving the size of one or more rails 11 of the one or more paper guiding of guiding in loading direction.

Specifically; Like Fig. 6 (A) with (B); One or more L shaped shape (hook) cross-sectional planes that fall can be provided to one or more rails 101 that paper feeding box main body 2 provides, and distad paper guiding 3R provides the one or more matching blocks 102 that have with one or more L type cross-sectional planes of so one or more rails 101 couplings.Adopt this structure to make can to prevent the distally paper that forms basal disc 30R and tooth bar 33R it on guide 3R one or more zones distortion and/or distortion and feasiblely can reduce width boot disk 31R, the distortion of 32R (inclination).

In addition; Like Fig. 6 (A) with (B); Through being provided for preventing the one or more matching blocks of distally paper guiding 3R and the one or more derailed parts 103 that prevent that one or more rail was opened in 101 minutes, distortion and/or the distortion of the basal disc 30R that prevents distally paper guiding 3R that can be more definite.

In addition, each shape of cross section of one or more rails 101 and one or more matching blocks is not limited to the L type, can also adopt, for example, T type shape of cross section and/or other one or more cross-sectional planes that match each other arbitrarily.In addition; Except adopting the structure of one or more matching blocks 102; Can also guide the downside of 3R to form one or more guiding grooves that size allows and one or more rails of L type cross-sectional plane 101 mate by paper in the distally, for example, have the L type; T type, and/or one or more guiding grooves of other this shape of cross section.

In addition; Like Fig. 7 (A) with (B); Through having one or more one or more attached rails 104 that fall L shaped shape cross-sectional plane providing with cooresponding one or more positions, the one or more zones below width boot disk 31R; And through the one or more L type guiding grooves 105 that provide permission and so one or more attached rail 104 to mate to paper guiding 3R; Employing is used to prevent the distortion in the zone of the width boot disk 31R of formation distally paper guiding 3R on it and/or the structure of distortion, the inclination that prevents width boot disk 31R that this can be more definite.Notice can nearside paper guiding 3F as select or be provided for preventing deformed configurations in addition, such as as fwd Fig. 6 and 7 (one or more rails and/or other this structure) of indicating.

In addition; The paper guiding 3R in the distally; Can one or morely reverse that the zone of position upstream is held together near zone and the paper guiding 3R that the mode that prevents parts 106 will form tooth bar 33R through as shown in Figure 8; Strengthen the zone that forms tooth bar 33R, thereby prevent the distortion (distortion in by figure arrow indicated direction on) of tooth bar 33R with respect to distally paper guiding 3R.Notice as shown in Figure 8ly, can form one or more reversing about distally paper guiding 3R with integration mode and prevent parts 106, and/or can one or more the reversing of separately making be prevented that parts from appending to the paper guiding.

Prevent the distortion of miniature gears

In the present embodiment, also can be used to prevent the method for being out of shape at miniature gears 4, it receives because the impact that the distortion of tooth bar 33R (33F) produces etc.

Specifically, as shown in Figure 9, one or more reinforcing dishes 107 can be provided at the downside of miniature gears 4.Reinforcing dish 107 is diameter circular discs greater than the external diameter of miniature gears 4, and through adhering to or alternate manner is fixed to the bottom of miniature gears 4.

Reinforce and increase the intensity of miniature gears 4 through reinforcing dish 107, can reduce the distortion of miniature gears 4, be applied to power bigger on the miniature gears 4 and ignore in paper feed 1, to place paper and/or paper feed 1 inserted in image processing system 200 processes.This feasible problem that can prevent otherwise can take place because of the distortion of miniature gears 4; Just, otherwise can in paper feed 1, place paper and/or paper feed 1 is inserted the location of mistake that is placed on the paper in the paper feed 1 that time of image processing system 200 takes place.

In addition, shown in figure 10, in the present embodiment, the diameter of the axle 5 through increase supporting miniature gears 4 can prevent otherwise one or more problems that can take place because of the distortion of axle 5; Just, otherwise the problem that can take place, wherein the distortion of the axle 5 of miniature gears 4 makes miniature gears 4 locations of mistake, and paper guiding 3R, 3R location of mistake too.

In addition, preferred, the diameter of axle 5 be not less than miniature gears 4 diameter 1/3.In addition, because the diameter of increase axle 5 will make the problem that intensity reduces because the size of the sleeve pipe 4a of miniature gears 4 increases takes place, thereby preferably below miniature gears 4, provide reinforcing dish 7 to guarantee at miniature gears 4 enough intensity is arranged.In addition, can be with integration mode about the reinforcing dish of miniature gears 4 formation shown in Fig. 9 and 10.

As implied above, the paper feed 1 of present embodiment is used by the paper feed unit 206 that it is written into image processing system shown in figure 11 200 (box compartment 207).Referring to figs. 12 to 16, with describing the process of in use placing paper therein.

(1) shown in figure 12, at first paper feed 1 is pulled out to its nearside from the apparatus body 201 of image processing system 200.Rolling disc 7 in the paper feed of being pulled out therefrom 1, do not exist in the situation of paper (Figure 13), because will be pushed rolling disc 7 downwards at its upwards state.

(2) shown in figure 14, through discharging the locking 35F of nearside paper guiding 3F, move nearside paper guiding 3F with sliding type and arrive the position that can hold the size that is placed on paper wherein up to nearside paper guiding 3F.Along with this sliding motion of nearside paper guiding 3F, distally paper guiding 3R also will move with sliding type.Specifically; When nearside paper guiding 3F moves with sliding type; This make tooth bar 33F with this nearside paper guiding 3F sting and miniature gears 4 rotate the tooth bar 33R of the rotating drive distally paper guiding 3R of this miniature gears 4 and make distally paper guiding 3R move with sliding type.

(3) position of adjustment paper lagging dege dish 6 holds the size (Figure 14) of paper.Can be independent of nearside paper guiding 3F and distally paper guides 3R to move paper lagging dege dish 6.

(4) shown in figure 15, agitate paper to promote separating of it.Afterwards, shown in figure 16, paper is placed in the paper feeding box main body 2 of paper feed 1.In this time, when placing paper therein, make paper be positioned at separation and sign 34F, under the 34R.In addition, the adjustment be placed on paper wherein amount under " maximum paper height indicatrix ".In addition, push the paper feed 1 of wherein having placed paper to image processing system 200.By this way, can realize the filling of paper.

As stated; In one or more paper feeds according to one or more embodiment of the present invention; Because one or more tooth bars of one or more distally paper guiding be make with one or more of one or more miniature gearss sting with mode be tight in one or more specific regions corresponding to the one or more positions that are used for limiting one or more standard-sized paper that can be included in one or more paper feeds; And make therebetween one or more of other position sting with mode be loose; Can reduce the location of mistake (performance) of one or more paper guiding, in one or more paper feeds, place paper and/or one or more heaps that one or more paper feeds insert the paper that produces in one or more image processing system processes are applied to one or more impacts that one or more distally paper guides and ignore.Location of mistake and/or other paper transmission problem that possibly be accompanied by generation of the paper that as a result of, can prevent on one or more image processing systems to place therein.

In addition; In one or more paper feeds according to one or more embodiment of the present invention; Through for example; Be configured in one or more width boot disk that one or more distally paper guides one or more width boot disk at the upper reaches and one or more distally paper guides downstream on one or more paper feeding directions on one or more paper feeding directions; The feasible area that the surface of Reiceiver sheet is set respectively; And sting from each width boot disk to one or more gears and the distance of position (one or more tooth bars and one or more miniature gears are stung the one or more positions that engage with ground); Make it more or less equate mutually; The one or more impacts that can place paper in one or more paper feeds and/or one or more paper feeds inserted one or more heaps of the paper that produces in one or more image processing system processes one or more gears of one or more distally paper guiding being received in of stinging that upstream and downstream with the position more or less equates; As a result of, can be so that stinging the moment of torsion that the upstream and downstream with the position is applied in the paper guiding of one or more distally at one or more gears more or less equate mutually, make the distortion that can prevent the paper guiding of one or more distally.Location of mistake and/or other paper transmission problem that possibly be accompanied by generation of the paper that as a result of, can prevent on one or more image processing systems to place therein.

In addition, under the situation that does not break away from spirit of the present invention and essential characteristic, the present invention can be embodied in the various ways outside the expression here.Therefore, previous embodiment and working example are all just illustrative in all fields, and do not constitute limiting mode.Scope of the present invention is indicated by claim, limits the main body of specification sheets never in any form.All modification and changes in the claim equivalent scope are all within the scope aspect this.

Claims

1. paper feed; Can be written into one or more preceding loading types of image formation devices and allow to place therein paper and remove/insert the result who operates as carrying out at least one nearside of at least one image processing system or a plurality of image processing systems, this paper feed comprises:

The guiding of at least one nearside paper and at least one distally paper guiding arrange that respectively it makes it against each other, and each paper guiding all has at least one tooth bar, and it extends at least one more or less is parallel to the direction of one or more loading directions; And

At least one circular pinion; Its respectively with at least one tooth bar of guiding of at least one nearside paper or the guiding of a plurality of nearside paper or a plurality of tooth bar sting with, and with at least one tooth bar of at least one distally paper guiding or the guiding of a plurality of distally paper or a plurality of tooth bar sting with;

Wherein at least one paper feeding direction more or less loads direction or a plurality of loading direction perpendicular at least one; And

At least one ad-hoc location at it at least one loading direction or a plurality of loading direction provides at least one at least one tooth bar or a plurality of tooth bar that distally paper guides or a plurality of distally paper guides; And at least one zone, between at least one tooth bar of at least one miniature gears or a plurality of miniature gears and at least one distally paper guiding at least a sting and mode and one or more other parts at it between at least a sting different with mode.

2. paper feed as claimed in claim 1, wherein

Therein with at least one miniature gears or a plurality of miniature gearss at least a sting with different at least one zone or a plurality of zones of mode are at least one zone corresponding at least one position, wherein this at least one position is used for limiting at least one standard size of the paper that can be included in paper feed;

At least one specific region or a plurality of specific regions at least a sting with mode be tight; And

At least one different piece or a plurality of specific parts at least a sting with mode be loose.

3. paper feed as claimed in claim 1, wherein

Stinging at least one zone different with mode with at least one miniature gears or a plurality of miniature gearss at least a therein is a plurality of zones corresponding to each position, and wherein each position is used for limiting a plurality of standard sizes of the paper that can be included in paper feed;

A plurality of specific regions at least a sting with mode be tight; And

At least one different piece or a plurality of parts at least a sting with mode be loose.

4. paper feed as claimed in claim 1, the mode that wherein moves through at least one profile at least one gear are formed on wherein with at least one miniature gears or a plurality of miniature gearss at least a and sting at least one zone or a plurality of zones different with mode.

5. paper feed; It can be written into one or more preceding types of image of loading and form device and allow to place therein paper; At least one nearside as at least one image processing system or a plurality of image processing systems is carried out the result who removes/insert operation, and this paper feed comprises:

At least one miniature gears, its respectively with at least one tooth bar of guiding of at least one nearside paper or the guiding of a plurality of nearside paper or a plurality of tooth bar sting with; And with at least one tooth bar of guiding of at least one distally paper or the guiding of a plurality of distally paper or a plurality of tooth bar sting with;

Wherein at least one paper feeding direction more or less loads direction or a plurality of loading direction perpendicular at least one;

At least one assigned position at it at least one loading direction or a plurality of direction provides at least one at least one tooth bar or a plurality of tooth bar that distally paper guides or a plurality of distally paper paper guides; Have at least one convexity, be used for pushing at least one miniature gears or a plurality of miniature gears at least one tooth bar of that part or its those parts or at least one tooth of a plurality of tooth bars;

One or more assigned positions at one or more rails of paper guiding along the guiding distally provide one or more convexities;

To the paper feed main body at least one push mechanism is provided, it can be by being pressed at least one tooth bar convexity or a plurality of convexities; And

The structure paper feed make when at least one paper guided placement when being used for limiting standard-sized at least one position of at least one of the paper that can be included in paper feed; The protruding contact of the protruding or a plurality of tooth bars of at least one paper feed main body push mechanism or a plurality of paper feed main body push mechanism and at least one tooth bar, make wherein at least one tooth bar or a plurality of tooth bar and at least one miniature gears or a plurality of miniature gears is stung and at least a mode become tight.

6. paper feed; It can be written into one or more preceding types of image of loading and form device and allow to place therein paper; At least one nearside as at least one image processing system or a plurality of image processing systems is carried out the result who removes/insert operation, and this paper feed comprises:

At least one nearside paper guiding and at least one distally paper guiding; Arrange that respectively it makes it against each other; Each paper guiding all has at least one width boot disk; Be used to limit the part of paper at least, also have at least one tooth bar, it extends at least one more or less is parallel to the direction of one or more loading directions; And

At least one miniature gears, its respectively with at least one tooth bar of guiding of at least one nearside paper or the guiding of a plurality of nearside paper or a plurality of tooth bar sting with, and with at least one tooth bar of at least one distally paper guiding or the guiding of a plurality of distally paper or a plurality of tooth bar sting with;

Constructing at least one distally paper guiding or the guiding of a plurality of distally paper makes; About at least one miniature gears or a plurality of miniature gears therein and at least one distally paper guiding or paper guiding in a plurality of distally is stung mutually and at least one gear sting and the position; Sting at least one product with the distance of position with position or a plurality of gear and more or less equal to sting at least one product with the distance of position with stinging with position or a plurality of gear at least one gear with stinging at least one gear at least one area at least one surface of at least one width boot disk from least one center of at least one upper reaches paper receiving surface or a plurality of upper reaches paper receiving surface from least one center of at least one downstream paper receiving surface or a plurality of downstream paper receiving surface at least one area at least one surface of at least one width boot disk; At least a portion of wherein last width boot disk Reiceiver sheet and at the upper reaches; And be positioned at the upper reaches of at least one paper feeding direction or a plurality of paper feeding directions; And at least a portion of back one width boot disk Reiceiver sheet and, and be positioned at the downstream of at least one paper feeding direction or a plurality of paper feeding directions in downstream.

7. paper feed; It can be written into one or more preceding types of image of loading and form device and allow to place therein paper; At least one nearside as at least one image processing system is carried out the result who removes/insert operation, and this paper feed comprises:

Constructing at least one distally paper guiding or the guiding of a plurality of distally paper makes; About at least one miniature gears or a plurality of miniature gears therein and at least one distally paper guiding or paper guiding in a plurality of distally is stung mutually and at least one gear sting and the position; More or less equal at least one area at least one surface of another at least one width boot disk at least one at least one surperficial area of at least one width boot disk; At least a portion of wherein last width boot disk Reiceiver sheet and at the upper reaches; Be positioned at the upper reaches of at least one paper feeding direction or a plurality of paper feeding directions; And the back one width boot disk Reiceiver sheet at least a portion and in downstream, be positioned at the downstream of at least one paper feeding direction or a plurality of paper feeding directions; And

At least one upper reaches end points of at least one upper reaches width boot disk or a plurality of upper reaches width boot disk and at least one gear is stung and the position or a plurality of gear is stung and the position between at least one distance more or less equal at least one downstream end points of at least one downstream width boot disk or a plurality of downstream width boot disk and at least one gear is stung and position or a plurality of gear position between at least one distance.

8. paper feed; It can be written into one or more preceding types of image of loading and form device and allow to place therein paper; At least one nearside as at least one image processing system is carried out the result who removes/insert operation, and this paper feed comprises:

At least one nearside paper guiding and at least one distally paper guiding; Arrange that respectively it makes it against each other; Each paper guiding all has at least one width boot disk; Be used to limit at least a portion of paper, also have at least one tooth bar, it extends at least one more or less is parallel to the direction of one or more loading directions; And

Construct paper guiding of at least one distally or the guiding of a plurality of distally paper and make, the width boot disk of placing it make at least one miniature gears therein or a plurality of miniature gears and at least one distally paper guiding tooth bar or a plurality of distally paper guiding tooth bar is stung mutually and at least one gear sting with the position around, at least one paper feeding direction or a plurality of paper feeding direction sting from least one gear with position or a plurality of gear sting at least one moment of torsion that the upper reaches with the position apply more or less equal at least one gear sting with position or a plurality of gear sting with the position around, sting with position or a plurality of gear from least one gear at least one paper feeding direction or a plurality of paper feeding direction and to sting at least one moment of torsion that the downstream with the position apply.

9. the paper feed shown in the claim 6 to 8 any; Wherein, at least one tooth bar of at least one upper reaches end points of at least one width boot disk of guiding of at least one distally paper or the guiding of a plurality of distally paper or a plurality of width boot disk and at least one distally paper guiding or the guiding of a plurality of distally paper or a plurality of tooth bar is stung with at least one gear that at least one miniature gears or a plurality of miniature gears are stung and engaged and the position between distance less than at least one upper reaches end points of at least one width boot disk of at least one nearside paper guiding or the guiding of a plurality of nearside paper or a plurality of width boot disk and wherein at least one tooth bar of guiding of at least one nearside paper guiding or a plurality of nearside paper or a plurality of tooth bar is stung with at least one gear that at least one miniature gears or a plurality of miniature gears are stung and engaged and the position between distance.

10. like claim 1; 5; Any described paper feed in 6,7 and 8 wherein provides at least one separation to sign with integration mode at each place of at least one nearside paper guiding or the guiding of a plurality of nearside paper and at least one distally paper guiding or the guiding of a plurality of distally paper.

11. like claim 1, any described paper feed in 5,6,7 and 8 has the anti-stop element of at least one distortion, is used to prevent distortion of at least one distally paper guiding or the guiding of a plurality of distally paper.

12. like claim 1, any described paper feed in 5,6,7 and 8, wherein at least one upper surface or at least one lower surface at least one miniature gears or a plurality of miniature gearss provides at least one reinforcing dish.