CN201024000Y

CN201024000Y - Paper taking device with paper blocking function

Info

Publication number: CN201024000Y
Application number: CNU2007200046195U
Authority: CN
Inventors: 刘志嘉; 林志明; 萧焕兴
Original assignee: Foxlink Image Technology Co Ltd
Current assignee: Foxlink Image Technology Co Ltd
Priority date: 2007-04-05
Filing date: 2007-04-05
Publication date: 2008-02-20
Anticipated expiration: 2017-04-05

Abstract

The utility model provides a get paper device with keep off paper function, including upper cover, base, get paper spare and keep off paper spare. The upper cover covers the base. The paper taking piece can rotate around a shaft and is arranged between the upper cover and the base. The paper taking piece comprises a roller frame, a paper taking roller and a paper separating roller which are arranged on the roller frame. The paper blocking piece is provided with a connecting part, a pin joint part is arranged on the connecting part, and the connecting part extends downwards to form a paper blocking part. The pin joint part is pin jointed on the upper cover, the stop piece is provided with an abutting part which protrudes outwards, and the roller carrier of the paper taking piece is provided with an abutting block which leans against the abutting part or is separated from the abutting part and abuts against the abutting part which protrudes outwards. When the paper is not taken, the abutting part abuts against the abutting block to achieve the function of blocking the paper; the abutting piece moves downward as the sheet taking member moves downward at the time of taking the sheet, so that the abutting portion of the sheet stopper is separated from the abutting piece, thereby making it possible for the sheet stopper to be pushed by the sheet. Therefore, the paper taking device has the advantages of simple structure, convenience in manufacturing and assembling and the like.

Description

Paper extraction unit with retaining paper function

Technical field

The utility model relates to a kind of paper extraction unit with retaining paper function, relates in particular to a kind of paper extraction unit with retaining paper function that is used for office equipment such as scanner, chopping machine.

Background technology

Various office image processing arrangements such as scanner, chopping machine, duplicator and multifunctional paper feeding machine etc. have become the modern handle official bussiness imperative equipment.These office equipment all have paper extraction unit and are taken into wherein and handle will be placed on paper on the office equipment.When being placed on paper on the office equipment, insert deeply or insert not in place and phenomenon that paperboard occurs or can't get paper for fear of the mistake of paper, paper extraction unit also has a paper blocking mechanism usually, so that paper is placed on the appropriate location of office equipment.

The TaiWan, China patent announcement has just disclosed a kind of paper extraction unit with retaining paper function for M290160 number, and this paper extraction unit comprises carrying base station, turning rolls and is articulated in the retaining paper spare on the turning rolls sidewall and follows part.The carrying base station offers groove.Retaining paper spare has paper stopping part and Actuator Division.Following part has limiting section and follows portion.When not getting paper, the Actuator Division of retaining paper spare is replaced and is being followed the following in the portion of part, and the end of limiting section stretches into groove and replaces on the carrying base station, thereby restriction retaining paper spare moves with paper conveyance direction, to realize the function of retaining paper; When getting paper, retaining paper spare moves down with turning rolls and breaks away from the portion that follows that follows part, retaining paper spare rotate under the effect of replacing of paper and from follow portion below upwards replace the portion of following do and the opposite rotation of retaining paper spare direction so that follow part, thereby the unlatching paper supply is opened the passage that passes through.

Yet the function that this kind paper extraction unit will reach retaining paper needs a plurality of elements to cooperate, thereby its complex structure, thereby makes, assembles loaded down with trivial details; During paper feed, paper need overcome the gravity of retaining paper spare and retaining paper spare to be replaced and follows part and could pass through the application force that paper produces, thereby has increased energy consumption.

The utility model content

The purpose of this utility model is to provide a kind of manufacturing, the paper extraction unit with retaining paper function easy to assembly at the defective that the above-mentioned background technology exists.

For achieving the above object, the utlity model has the paper extraction unit that keeps off the paper function comprises loam cake, base, gets paper spare and retaining paper spare.Described loam cake covers on base.The described paper spare of getting can placing between loam cake and the base around a rotation.Getting paper spare comprises turning rolls and is installed in pickup roller and comber on the turning rolls.Described retaining paper spare has connecting portion, and connecting portion is provided with the articulated section, and connecting portion is extended with paper stopping part downwards.This articulated section is articulated in and covers, and outwards convexes with abutting part on this retaining paper spare, get outwards convex with on the turning rolls of paper spare lean against on the abutting part or with abutting part break away from against the butt piece.

As mentioned above, the utlity model has retaining paper function paper extraction unit retaining paper spare abutting part be convexly set in turning rolls on the butt piece between cooperate, with when not getting paper, abutting part is pressed on the butt piece, reach the function of retaining paper, with butt piece when getting paper with getting that paper spare moves downward and move downward, thereby the abutting part of retaining paper spare separates with the butt piece, and then makes retaining paper spare to be promoted by paper.Therefore this paper extraction unit has simple in structurely, beneficial effect such as makes, easy to assembly.

Description of drawings

In Figure of description:

Fig. 1 is the three-dimensional exploded view that the utlity model has the paper extraction unit of retaining paper function.

Fig. 2 is the three-dimensional exploded view of getting paper spare that the utlity model has the paper extraction unit of retaining paper function.

Fig. 3 is the block diagram that the utlity model has the retaining paper spare of the paper extraction unit that keeps off the paper function.

Fig. 4 be the utlity model has retaining paper function paper extraction unit get paper spare, retaining paper spare is assembled in the three-dimensional combination figure behind the loam cake.

Fig. 5 is labeled as the partial enlarged drawing of V part for Fig. 4.

Fig. 6 is the paper extraction unit that the utlity model has retaining paper function scheme drawing when not getting paper.

Fig. 7 is the paper extraction unit that the utlity model has retaining paper function scheme drawing when getting paper.

Fig. 8 is the scheme drawing when the utlity model has the paper extraction unit paper feed that keeps off the paper function.

The description of reference numerals of each element is as follows among the figure:

Paper extraction unit 1 with retaining paper function

Base 10 paper transmit path 10 5

Plummer 11 grooves 12

Get paper spare 20 turning rollss 21

Sidewall 211 first holding hole 212

Second holding hole, 213 fixing rings 214

Pickup roller 22 driven shafts 221

Comber 23 imput shaft 231

Axle drive shaft 24 retaining paper spares 30

Connecting portion 31 articulated sections 32

Connecting arm 33 abutting parts 34

Paper stopping part 35 butt pieces 40

Loam cake 50 retaining sheets 51

Pivot connected slot 511 holding hole 512

First articulates ring 513 receiving spaces 52

Pin-jointing piece 53 second articulates ring 531

The specific embodiment

One-tenth purpose and effect for describing technology contents of the present utility model, structural attitude in detail, being reached are described in detail below in conjunction with embodiment and conjunction with figs..

See also Fig. 1, the paper extraction unit 1 that the utlity model has retaining paper function comprises base 10, gets paper spare 20, a pair of retaining paper spare 30, a pair of butt piece 40 and loam cake 50.Loam cake 50 covers on base 10, describedly gets paper spare 20 and retaining paper spare 30 all is articulated on the described loam cake 50 and places between loam cake 50 and the base 10.

Loam cake 50 middle inside are provided with two pairs of retaining sheets 51 of longitudinal extension, a bigger distance and form a receiving space 52 at interval between two pairs of retaining sheets 51, be used for the ccontaining paper spare 20 of getting, each is less to the interval between the retaining sheet 51, is used for ccontaining corresponding retaining paper spare 30.Each retaining sheet 51 front end inwardly offers a pivot connected slot 511 that roughly is "  " shape, and the end of this pivot connected slot 511 is circular hole; Wherein a pair of retaining sheet 51 on receiving space right side offers holding hole 512 closing on corresponding pivot connected slot 511 places, closes in a pair of retaining sheet 51 in receiving space left side to extend in receiving space 52 on the retaining sheet of receiving space 52 and described holding hole 512 cooresponding first articulates ring 513.Loam cake 50 right sides are provided with a pin-jointing piece 53 parallel with described retaining sheet 51, offer on this pin-jointing piece 53 one with holding hole 512 cooresponding circular hole (not shown).Around this circular hole, stretching out on the pin-jointing piece 53 forms the second pivot joint ring 531.

See also Fig. 1, Fig. 2, Fig. 4 and Fig. 5, get paper spare 20 and have turning rolls 21, pickup roller 22, comber 23 and axle drive shaft 24.Turning rolls 21 has two side 211, and two side 211 front ends all offer first holding hole 212, the rear end all offers second holding hole 213.Two side 211 all outwards protrudes out the fixing ring 214 around second holding hole 213.Pickup roller 22 has driven shaft 221, and these driven shaft 221 two ends are inserted respectively in corresponding first holding hole 212 and are articulated on the sidewall 211 of turning rolls 21.Comber 23 has imput shaft 231, and this imput shaft 231 is cylindric.One end of axle drive shaft 24 passes second of described pin-jointing piece 53 successively and articulates ring 531, the holding hole 512 of a pair of retaining sheet 51 on receiving space right side, the fixing ring 214 of turning rolls 21 1 sides and second holding hole 213, the imput shaft 231 of comber 23, second holding hole 213 and the fixing ring 214 of turning rolls opposite side, first pivot joint that is articulated in the retaining sheet 51 in receiving space left side then encircles in 513, thereby will get paper spare 20 is articulated on the loam cake 50, wherein get the turning rolls 21 of paper spare 20, pickup roller 22 and comber 23 all are contained in the receiving space 52 of loam cake 50, and getting paper spare 20 can serve as that axle rotates with axle drive shaft 24.

See also Fig. 1 to Fig. 5, retaining paper spare 30 has connecting portion 31, and an articulated section 32 is respectively extended in connecting portion 31 both sides, and the end of articulated section 32 is inclined upwardly perpendicular to this articulated section 32 and extends a connecting arm 33.The end of this connecting arm 33 outwards vertically stretches out and roughly is half-terete abutting part 34.Connecting portion 31 extends to form a paper stopping part 35 downwards.The articulated section 32 of two retaining paper spares 30 places an end that is circular hole of pivot connected slot 511 respectively and is articulated on the loam cake 50 corresponding retaining sheets 51, thereby retaining paper spare 30 can serve as the axle rotation with articulated section 32.Butt piece 40 is convexly equipped with in the relevant position of sidewall 211 front ends of turning rolls 21, and the abutting part 34 of retaining paper spare 30 can be resisted against on the butt piece 40 or from butt piece 40 tops to be walked around.

See also Fig. 1, Fig. 4 and Fig. 6, base 10 front ends have a plummer 11 that is used for bearing paper, and the middle part of plummer 11 offers two grooves 12 of lateral separation certain distance, and this groove 12 is along the paper conveyance direction longitudinal extension.Cover and on base 10, be the paper extraction unit 1 that the utlity model has retaining paper function being assembled with the loam cake 50 of getting paper spare 20 and retaining paper spare 30.Paper stopping part 35 lower ends of retaining paper spare 30 are contained in the groove 12 of base 10, and base 10 rear ends cooperate formation one paper to transmit path 10 5 with loam cake 50.

See also Fig. 6 to Fig. 8, the utlity model has the paper extraction unit 1 of retaining paper function retaining paper, details are as follows to get paper and paper feed process:

As shown in Figure 6, when the paper extraction unit 1 that the utlity model has retaining paper function was not got paper, the pickup roller 22 of getting paper spare 20 was positioned at the top of paper and apart from paper one segment distance is arranged.The abutting part 34 of retaining paper spare 30 is resisted against on the butt piece 40.When paper being put on the plummer 11 and make the paper stopping part 35 of top of form butt retaining paper spare 30, the abutting part 34 of retaining paper spare 30 is resisted against on the butt piece 40, and paper spare 30 rotates thereby butt piece 40 stops retaining, and then stops the insertion that paper is dark excessively.

See also Fig. 7 and Fig. 8 again, when the paper extraction unit 1 that the utlity model has retaining paper function is got paper, getting paper spare 20 serves as axially to rotate down with axle drive shaft 24, and pickup roller 22 also moves down and the crimping paper, and the butt piece 40 that is convexly equipped with on the sidewall 211 of turning rolls 21 also moves downward with getting paper spare 20.Along with butt piece 40 moves downward, butt piece 40 breaks away from conflict with the abutting part 34 of retaining paper spare 30, the end of the paper stopping part 35 of retaining paper spare 30 stretches into downwards in the groove 12 of base 10, this moment, pickup roller 22 promoted paper, and the paper stopping part 35 of paper pushing and pressing retaining paper spare 30, retaining paper spare 30 serve as an axle rotation with articulated section 32 under the pushing and pressing of paper, abutting part 34 is walked around from the top of butt piece 40, after retaining paper spare 30 turned to certain angle, paper just can enter paper and transmit in the path 10 5, thereby realized getting paper.

When stopping to get paper, retaining paper spare 30 is because self gravitation and backward rotation and get back to initial condition, as shown in Figure 7.Getting paper spare 20 serves as axially to go up rotation with imput shaft 231, and pickup roller 22 also upwards rotates thereupon, and the paper extraction unit 1 that therefore has retaining paper function returns to state shown in Figure 6.

As mentioned above, the abutting part 34 of the paper extraction unit 1 that the utlity model has retaining paper function by retaining paper spare 30 reached the effect of keeping off paper with being convexly equipped with to cooperate between the butt piece 40 on the sidewall 211 of turning rolls 21, compared with prior art, have simple in structurely, beneficial effect such as make, easy to assembly.

Claims

1. A paper pick-up device with a paper stop function, comprising a loam cake, a base, a paper picker and a paper picker, wherein the upper cover is closed on the base, and the paper picker can rotate around a shaft Between the upper cover and the base, the paper picking member includes a roller frame and a paper picking roller and a paper separating roller mounted on the roller frame. There is a paper blocking part extending downwards; its characteristic is that the pivot joint is pivotally connected to the upper cover, the paper blocking part is provided with an abutting part outwardly, and the roller frame of the paper picking part is provided with an abutting part outwardly. An abutment block on or disengaged from the abutment portion.

2. The paper fetching device with paper blocking function according to claim 1, characterized in that: the roller frame has two side walls, and the paper fetching roller and the paper separating roller are respectively installed on the two side walls of the roller frame, The abutting block is protrudingly arranged on the front end of the side wall of the roller frame.

3. The paper fetching device with paper blocking function according to claim 1, characterized in that: the middle part of the upper cover is provided with two pairs of holding pieces extending longitudinally, there is a receiving space between the two pairs of holding pieces, and the holding pieces The front end defines a pivoting slot inwardly, the pivoting portion is pivoted into the pivoting slot, and the paper picking member is placed in the receiving space.

4. The paper fetching device with paper blocking function according to claim 3, characterized in that: the pair of holding pieces on the right side of the storage space are provided with holding holes adjacent to the corresponding pivot joint grooves, and the pair of holding pieces on the left side of the storage space On the holding piece adjacent to the holding space in the holding piece, a first pivot ring corresponding to the holding hole is extended into the holding space; a pivot piece parallel to the holding piece is provided on the right side of the upper cover, and a There is a round hole corresponding to the holding hole, and a second pivot ring extends outward around the round hole on the pivot piece; the paper pick-up member has a drive shaft, which passes through the holding hole and is pivotally connected to the first pivot ring and the second pivot ring. On the ring, the separation roller is pivotally connected to the drive shaft.

5. The paper pick-up device with paper blocking function according to claim 3, characterized in that: the pivot joint groove of the upper cover is roughly in the shape of "", and the pivot joint extends from both sides of the connection part, The end of the pivoting part is perpendicular to the pivoting part and extends obliquely upwards out of the connecting arm, and the abutting part extends vertically outward from the end of the connecting arm; the pivoting part of the paper stopper is pivoted to the pivoting part of the holding piece in the slot.

6. The paper fetching device with paper stop function according to claim 1, characterized in that: the base has a bearing platform, and the support platform has a groove on both sides of the transverse middle part, and the end of the paper stop part extends into the groove, the upper cover is closed on the base, and there is a paper transmission channel between the rear end of the base and the upper cover.