CN100439221C - Control apparatus for paper feeding and separating - Google Patents

Control apparatus for paper feeding and separating Download PDF

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Publication number
CN100439221C
CN100439221C CNB2006100687387A CN200610068738A CN100439221C CN 100439221 C CN100439221 C CN 100439221C CN B2006100687387 A CNB2006100687387 A CN B2006100687387A CN 200610068738 A CN200610068738 A CN 200610068738A CN 100439221 C CN100439221 C CN 100439221C
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China
Prior art keywords
paper
wheel
opening
hands
separation
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CNB2006100687387A
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Chinese (zh)
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CN1919709A (en
Inventor
马磊
项庆敏
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山东山大鸥玛软件有限公司
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Priority to CNB2006100687387A priority Critical patent/CN100439221C/en
Publication of CN1919709A publication Critical patent/CN1919709A/en
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Publication of CN100439221C publication Critical patent/CN100439221C/en

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Abstract

The invention discloses a paper giving and overlapped-paper separating controlling device for different thickness and quality paper, which comprises the following parts: paper twisting mechanism, paper twisting pressure adjusting mechanism, overlapped-paper controlling mechanism and handy paper giving adjusting mechanism, wherein each part correlates, which connects chassis of device through rack or stand.

Description

A kind of paper feed and re-open separation control device and method of work thereof

(1) technical field

The present invention relates to a kind of paper feed and the separation control device of re-opening, particularly relate to a kind of paper feed and the separation control device of re-opening in the paper information process field such as chopping machine, duplicator OMR reading machine, OCR reading machine, ICR reading machine, scanner.

(2) background technology

Relate in the equipment in paper Image Information Processing field at chopping machine, duplicator, OMR reading machine, OCR reading machine, ICR reading machine, scanner etc., traditional form feeder has obtained using widely.How with document sheet in enormous quantities at a high speed, the processing of smooth and easy, failure-free, paper is said good-bye after, deliver to next graphicinformation scanning, processing unit successively, paper feed with re-open that to separate be the important techniques of this type of paper processing apparatus always.

In the practical application, because the sticking situation of pressure between new and old, the surface quality of the paper sheet document of every batch, weight, size and the paper all there are differences, this just requires this type of equipment higher to the comformability of handling of paper.Yet the paper sheet document processing equipment of nearly all this kind equipment all has comparatively strict qualification to paper, can only handle the paper of desired type, and all undesirable to the relatively poor paper process of unconventional specification of running in the reality and surface quality.This deficiency has limited the practical application effect and the scope of paper processing apparatus.Therefore, people expect the paper feed of the polytype paper sheet document of a kind of energy processing and the appearance of the separation control device of re-opening.

(3) summary of the invention

At the deficiencies in the prior art, long service life, the system maintenance expense of the invention provides a kind of excellent performance, use more extensive, paper paper feeding speed good stability, reliability height, paper being re-opened separations, element part is low, individual sends into the paper feed of paper and the separation control device of re-opening to satisfy craft.

A kind of paper feed and the separation control device of re-opening comprise paper-rubbing mechanism, rub letterweight power regulating mechanism, the separating controlling of re-opening mechanism and manual paper feeding regulating mechanism with the hands, protect related the connection between the each several part mutually, and are connected with the base of device by support or bearing.

Described paper-rubbing mechanism comprises paper-sheets rolling wheel, power-transfer clutch, paper-sheets rolling wheel axle, gear a, gear b, gear c and support, and the support right-hand member is a rotatable support; The paper-sheets rolling wheel of built-in clutch is by paper-sheets rolling wheel axle and support coupling; Gear b is connected on the end of paper-sheets rolling wheel axle; Gear c, gear b, gear a are associated with support.

Described stranding letterweight power regulating mechanism comprises torsion spring, motor a and eccentric wheel a, and the fixing external part of torsion spring in axle center is pressed on the rack upper surface, and the other end is pressed on the compression leg of eccentric wheel a, and the eccentric wheel a that rotates with the rotation of motor a is fixed on the motor a.

The described separating controlling mechanism bag elastic pressuring plate of re-opening, send wheel to, wheel, bearing, extension spring, motor b and eccentric wheel b reverse.Elastic pressuring plate is between paper-sheets rolling wheel and counter-rotating wheel, and an end is fixed on the support, and the other end is pressed against on the paper feed inclined-plane.Send wheel to and be fixed on the support that to swing, drive, and use the stranding altar to reach simultaneously with paper-sheets rolling wheel by gear c.Counter-rotating wheel links to each other with bearing by the counter-rotating wheel shaft, and the wheel of sending to of switched in opposite is taken turns relatively up and down with reversing, and keeps the Elastic Contact of certain pressure between the two.Extension spring one end hangs on the hanging point of bearing, the other end be connected with hanging column on the eccentric wheel b that motor b links into an integrated entity.

But described manual paper feeding regulating mechanism is a hand-turning cam, and this cam is connected with bearing.

A kind of paper feed and the separation control device of re-opening, its method of work is as follows:

The method of work that paper-rubbing mechanism is rubbed paper with the hands is: when rubbing the paper action launching with the hands, power-transfer clutch is in the ON state, and power is passed to paper-sheets rolling wheel through power-transfer clutch; Rub paper with the hands and move when stopping, paper-sheets rolling wheel is rotated further along former paper feed direction under the dragging of sheet movement;

The stranding letterweight power adjusting method of work of rubbing letterweight power regulating mechanism with the hands is: eccentric wheel is fixed on the governor motor, rotate along with the rotation of motor, cause that the pressure that torsion spring acts on paper-sheets rolling wheel changes, when rubbing paper with the hands, the control system real-time tracking, according to rubbing the paper situation with the hands,, control and rub letterweight power with the hands and become big or diminish by the rotation direction and the angle of control motor;

The stranding letterweight power of rubbing letterweight power regulating mechanism with the hands discharges method of work and is: rub paper each time with the hands and move when finishing, the control command starter motor, torsion spring torsional angle maximum position will be transferred on the eccentric wheel, make paper-sheets rolling wheel be reduced to minimum value, discharge thereby will rub letterweight power with the hands to the pressure resistance of the paper in advancing still;

The method of work of separating of re-opening is:

The first step, many first separation: elastic pressuring plate is exerted pressure by elasticity, and the paper forward position of paper storehouse upper surface is pressed against on the counter-rotating wheel fwd paper feed inclined-plane, carries out many first separation, it is jammed sending the forward position of wheel with the counter-rotating wheel to avoid occurring many of stackers, brings difficulty to separation;

Second step, many secondary separation: under certain contact pressure, when occurring re-opening paper feed,, and, therefore can separate with re-opening all greater than the friction force between the paper because of two friction force directions of paper about two-wheeled acts on respectively up and down are opposite;

The separating pressure of re-opening is regulated method of work: when being reached setpoint frequency by sensor to re-opening when re-opening, by turning to and angle of governor motor, cause that the change of tension spring tension is big or diminish, thereby regulate the contact pressure send between wheel and the counter-rotating wheel, reach the say good-bye purpose of friction force size of adjusting two-wheeled;

The separation separation pressure release method of work of re-opening is: after finishing the action of stranding paper, and sensor does not detect under the prerequisite of re-opening, device starter motor b, turn tension spring tension down, make and send wheel to and diminish, receive when rubbing the paper instruction with the hands reverse starter motor b in next time with contact pressure between counter-rotating wheel, make extension spring recover original pulling force, keep the separating pressure of re-opening normally originally;

The method of work of manual individual paper feeding is: when needing manual individual paper feeding, stir cam, bearing pressed to nadir, and be in locking state, make the counter-rotating wheel with send wheel to and break away from fully, can send into paper by manual individual.

Remain with counter-rotating wheel and contact owing to send wheel to, at paper-sheets rolling wheel with when sending wheel to and losing active force, the counter-rotating wheel can advance to paper always and cause certain resistance, not only influences the stable of paper feeding, and has quickened to send to the wearing and tearing that wheel and counter-rotating are taken turns.Moreover because wearing and tearing are sent wheel to and are under the ever-reduced dynamical state the friction force of saying good-bye of paper is actual with the counter-rotating wheel, particularly in the latter half in service life, because serious wear, the paper feed that causes re-opening is frequent, and the paper feed fault increases, and has reduced work efficiency.In these external actual conditions, often run into former thereby the comparatively serious paper of the adhesion that causes because of paper humidity, correction fluid etc., at this moment, the fixing paper isolating construction of contact pressure formula in the past, it is undesirable to handle the paper feed effect of re-opening.

Re-open when separating, even paper the mixings paper feed of same batch of different quality, specification, paper separating controlling mechanism can both adapt to automatically, and making re-opens separates more reliably, and the separation control device of re-opening application is more extensive.

The purpose of separating separation pressure release of re-opening is, when paper-sheets rolling wheel with when sending wheel to and losing active force, reduce because of the counter-rotating wheel with send wheel to and remain and contact the resistance that paper is advanced and causes, the wearing and tearing of reduction part.

(4) description of drawings

Fig. 1 is a structural representation of the present invention.

Scheme drawing when Fig. 2 moves for rubbing letterweight power regulating mechanism pressure control among the present invention with the hands.

Fig. 3 is the adjusting action scheme drawing during paper-sheets rolling wheel pressure release among the present invention.

Fig. 4 is the separating action scheme drawing of re-opening among the present invention.

Fig. 5 is manual paper feeding regulating mechanism action scheme drawing among the present invention.

Wherein, 1, pile, 2, paper storehouse platform, 3, paper-sheets rolling wheel, 4, send wheel to, 5, the counter-rotating wheel, 6, support 6,7, torsion spring, 8, motor a, 9, eccentric wheel a, 10, compression leg, 11, the torsion spring axle center, 12, gear a, 13, gear b, 14, gear c, 15, the paper-sheets rolling wheel axle, 16, bearing, 17, the counter-rotating wheel shaft, 18, center of rotation, 19, motor b, 20, extension spring, 21, hanging hole, 22, eccentric wheel b, 23, hanging column, 24, elastic pressuring plate, 25, cam, 26, camshaft, 27, transmit wheels, 28, sensor, 29, the paper feed inclined-plane, 30, power-transfer clutch, 31, paper, a1, the initial position of torsion spring 7, a2, the position of torsion spring 7 when pressure control moves, a3, the position of torsion spring 7 when pressure release.

(5) specific embodiment

Embodiment:

Structure of the present invention comprises paper-rubbing mechanism, rubs letterweight power regulating mechanism, the separating controlling of re-opening mechanism and manual paper feeding regulating mechanism with the hands as shown in Figure 1, protects related the connection between the each several part mutually, and is connected with the base of device by support or bearing.

Described paper-rubbing mechanism comprises paper-sheets rolling wheel (3), power-transfer clutch (30), paper-sheets rolling wheel axle (15), gear a (12), gear b (13), gear c (14) and support (6), and support (6) right-hand member is a rotatable support; The paper-sheets rolling wheel (3) of built-in clutch (30) is by paper-sheets rolling wheel axle (15) and support (6) coupling; Gear b (13) is connected on the end of paper-sheets rolling wheel axle (15); Gear c, gear b, gear a are associated with support.Rub altar with the hands and reach when starting, power is through gear c, and gear b, gear a transmit, and because of power-transfer clutch (30) is in the ON state, power-transfer clutch (30) drives paper-sheets rolling wheel (3) and rotates, and rubs the paper action with the hands; Rub paper with the hands and move when finishing, power-transfer clutch (30) is in the OFF state, and paper-sheets rolling wheel (3) is in free state, can be rotated further along former paper feed direction around paper-sheets rolling wheel axle (15) under the dragging of motion paper, to reduce the operating resistance of paper.

Described paper-sheets rolling wheel (3) under the prerequisite of constant stranding letterweight power, can obtain maximum stranding paper friction force by elastomeric material manufacturing soft, great friction coefficient like this.

Described stranding letterweight power regulating mechanism is made up of torsion spring (7), motor a (8), eccentric wheel a (9), compression leg (10), wherein torsion spring (7) is fixed on the torsion spring axle center (11), elongated end is pressed on the upper surface of support (6) under it, the compression leg (10) of the other end and eccentric wheel a (9) keeps closed contact, and the eccentric wheel a (9) that rotates with the rotation of motor a (8) is fixed on the motor a (8).In paper-sheets rolling wheel (3) normal operation life time,, have only by regulating and rub the purpose that letterweight power reaches raising stranding paper friction force with the hands for the situation that the stranding paper that runs in the stranding paper process skids even rubs motionless paper with the hands.Rub the signal of letterweight power control process with the hands as shown in Figure 2, when motor a (8) rotating certain angle, compression leg on the eccentric wheel a (10) also rotates thereupon, torsion spring this moment (7) forwards (a2) position to by original (a1) position (among the figure shown in the dotted line), thereby cause that torsion spring (7) torsion increases, and realizes transferring the purpose of big paper-sheets rolling wheel (3) pressure.Otherwise, also can turn down rubbing letterweight power with the hands.Control system can be remembered current stranding letterweight power, when not needing pressure control, each stranding letterweight try hard to keep hold constant.

As Fig. 2, shown in Figure 3, after having rubbed paper with the hands at every turn, motor a (8) will oppositely start, make torsion spring (7) go to (a3) position from current (a2) position, make paper-sheets rolling wheel (3) pressure that loses active force be reduced to minimum value, to reduce the friction drag to paper, this is to rub the process that letterweight power discharges with the hands.When receive rub the paper order with the hands next time after, motor a (8) oppositely starts once more, makes torsion spring (7) go to (a2) position from current (a3) position, keeps the stranding letterweight power of last time, the constant pressure when guaranteeing to rub paper with the hands, this is the pressure recovery process.Each paper of rubbing with the hands all will finish this two control processs, and these two control processs is finished by the control system automatic tracking all.

The described separating controlling mechanism of re-opening comprises elastic pressuring plate (24), send wheel (4) to, counter-rotating wheel (5), bearing (16), extension spring (20), motor b (19) and eccentric wheel b (22), elastic pressuring plate (24) is positioned between paper-sheets rolling wheel (3) and the counter-rotating wheel (5), be fixed on the support (6), sending wheel (4) to is fixed on the bearing (16) that can swing, drive by gear c (14), and paper-sheets rolling wheel (3) uses the stranding altar to reach a simultaneously, counter-rotating wheel (5) links to each other with bearing (16) by counter-rotating wheel shaft (17), switched in opposite to send wheel (4) to relative up and down with counter-rotating wheel (5), the Elastic Contact that keeps certain pressure between the two, extension spring (20) one ends

Hang on the hanging point (23) of bearing (16), the other end be connected with hanging column (23) on the eccentric wheel b (22) that motor b (19) links into an integrated entity.

But described manual paper feeding regulating mechanism is a hand-turning cam (25), and this cam (25) is connected with bearing (16).

The separation principle of the invention process paper comprises two processes.First process: elastic pressuring plate (24) right-hand member is pressed against on the paper feed inclined-plane (29), pile (1) on the paper storehouse platform (2) upward is pressed against on the paper feed inclined-plane (29) in the paper forward position of table, carry out many first separation, avoid a stacker simultaneously jammed, cause the separation difficulty sending the forward position of wheel (4) to counter-rotating wheel (5).Second process: send wheel (4) and counter-rotating wheel (5) position in case re-open to arrive, because sending wheel (4) to acts on the friction force of top paper and counter-rotating and takes turns (5) to act on the friction force direction of following paper opposite, and all greater than the friction force between the two pieces of paper up and down, so top paper (31) is sent to wheel (4) and continues to be fed into and transmit wheels (27) and carry out next step processing, following paper is inverted wheel (5) prevention and sends into, thus the purpose that realization is said good-bye.

The invention process separating controlling mechanism separation pressure releasing process of re-opening is as follows: finish rub the paper action with the hands after, and sensor (28) does not detect under the prerequisite of re-opening, control system starter motor b (19), turn extension spring (20) pulling force down, the contact pressure of sending between wheel (4) and counter-rotating wheel (5) is diminished, when receiving the instruction of stranding paper next time, reverse starter motor b (19), make extension spring (20) recover original pulling force, keep the separating pressure of re-opening normally originally.This is the separation pressure releasing process.Do purpose like this and be, when paper-sheets rolling wheel (3) with send wheel (4) to when losing active force, reduce because of counter-rotating wheel (5) with send wheel (4) to and remain and contact the resistance that paper is advanced and causes, the wearing and tearing of reduction part.

The invention process is re-opened, and to regulate the separation press process as follows in separating controlling mechanism: when being reached setpoint frequency by sensor to re-opening when re-opening, just can increase separation pressure by governor motor b (19), raising separation effect.Its course of action and above-mentioned separation pressure releasing process are similar.

In the described manual paper feeding regulating mechanism, as shown in Figure 5, be used for satisfying manual individual and send into the situation demand that paper is handled.Its parts are a rotatable cam (25), during manual feed, stir cam (25), and cam (25) presses to nadir with bearing support, and is in locking state, make counter-rotating take turns (5) and send wheel (4) to and break away from fully, are convenient to manual individual paper feeding.

Claims (4)

1, a kind of paper feed and the separation control device of re-opening comprise paper-rubbing mechanism, rub letterweight power regulating mechanism, the separating controlling of re-opening mechanism and manual paper feeding regulating mechanism with the hands, protect related the connection between the each several part mutually, and are connected with the base of device by support or bearing; It is characterized in that, described stranding letterweight power regulating mechanism comprises torsion spring, motor a and eccentric wheel a, the fixing external part of torsion spring in axle center is pressed on the rack upper surface, and the other end is pressed on the compression leg of eccentric wheel a, and the eccentric wheel a that rotates with the rotation of motor a is fixed on the motor a.
2, a kind of paper feed as claimed in claim 1 and the separation control device of re-opening is characterized in that, the described separating controlling mechanism bag elastic pressuring plate of re-opening, send wheel to, wheel, bearing, extension spring, motor b and eccentric wheel b reverse; Elastic pressuring plate is between paper-sheets rolling wheel and counter-rotating wheel, and an end is fixed on the support, and the other end is pressed against on the paper feed inclined-plane; Send wheel to and be fixed on the support that to swing, drive, and use the stranding altar to reach simultaneously with paper-sheets rolling wheel by gear c; Counter-rotating wheel links to each other with bearing by the counter-rotating wheel shaft, and the wheel of sending to of switched in opposite is taken turns relatively up and down with reversing, and keeps the Elastic Contact of certain pressure between the two; Extension spring one end hangs on the hanging point of bearing, the other end be connected with hanging column on the eccentric wheel b that motor b links into an integrated entity.
3, a kind of paper feed as claimed in claim 1 and the separation control device of re-opening is characterized in that, but described manual paper feeding regulating mechanism is a hand-turning cam, and this cam is connected with bearing.
4, the method for work of a kind of paper feed as claimed in claim 1 and the separation control device of re-opening is characterized in that method of work is as follows:
The method of work that paper-rubbing mechanism is rubbed paper with the hands is: when rubbing the paper action launching with the hands, power-transfer clutch is in the ON state, and power is passed to paper-sheets rolling wheel through power-transfer clutch; Rub paper with the hands and move when stopping, paper-sheets rolling wheel is rotated further along former paper feed direction under the dragging of sheet movement;
The stranding letterweight power adjusting method of work of rubbing letterweight power regulating mechanism with the hands is: eccentric wheel is fixed on the governor motor, rotate along with the rotation of motor, cause that the pressure that torsion spring acts on paper-sheets rolling wheel changes, when rubbing paper with the hands, the control system real-time tracking, according to rubbing the paper situation with the hands,, control and rub letterweight power with the hands and become big or diminish by the rotation direction and the angle of control motor;
The stranding letterweight power of rubbing letterweight power regulating mechanism with the hands discharges method of work and is: rub paper each time with the hands and move when finishing, the control command starter motor, torsion spring torsional angle maximum position will be transferred on the eccentric wheel, make paper-sheets rolling wheel be reduced to minimum value, discharge thereby will rub letterweight power with the hands to the pressure resistance of the paper in still advancing again;
The separation separation pressure release method of work of re-opening is:
The first step, many first separation: elastic pressuring plate is exerted pressure by elasticity, and the paper forward position of paper storehouse upper surface is pressed against on the counter-rotating wheel fwd paper feed inclined-plane, carries out many first separation, avoid many of while one stackers jammed, cause the separation difficulty sending the forward position of wheel to the counter-rotating wheel;
Second step, many secondary separation: under certain contact pressure, when occurring re-opening paper feed,, and all greater than the friction force between the paper, so can separate with re-opening because of two-wheeled up and down acts on the contrary with two friction force directions of paper up and down respectively;
The separating pressure of re-opening is regulated method of work: when being reached setpoint frequency by sensor to re-opening when re-opening, by turning to and angle of governor motor, cause that the change of tension spring tension is big or diminish, thereby regulate the contact pressure send between wheel and counter-rotating wheel, reach the say good-bye purpose of friction force size of adjusting two-wheeled;
The separation separation pressure release method of work of re-opening is: after finishing the action of stranding paper, and sensor does not detect under the prerequisite of re-opening, device starter motor b, turn tension spring tension down, make and send wheel to and diminish, receive when rubbing the paper instruction with the hands reverse starter motor b in next time with contact pressure between counter-rotating wheel, make extension spring recover original pulling force, keep the separating pressure of re-opening normally originally;
The method of work of manual individual paper feeding is: when needing manual individual paper feeding, stir cam, bearing pressed to nadir, and be in locking state, make the counter-rotating wheel with send wheel to and break away from fully, can send into paper by manual individual.
CNB2006100687387A 2006-09-04 2006-09-04 Control apparatus for paper feeding and separating CN100439221C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNB2006100687387A CN100439221C (en) 2006-09-04 2006-09-04 Control apparatus for paper feeding and separating

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Application Number Priority Date Filing Date Title
CNB2006100687387A CN100439221C (en) 2006-09-04 2006-09-04 Control apparatus for paper feeding and separating

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CN100439221C true CN100439221C (en) 2008-12-03

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