CN105523448A - Image forming device and postprocessing mechanism thereof - Google Patents
Image forming device and postprocessing mechanism thereof Download PDFInfo
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- CN105523448A CN105523448A CN201410520702.2A CN201410520702A CN105523448A CN 105523448 A CN105523448 A CN 105523448A CN 201410520702 A CN201410520702 A CN 201410520702A CN 105523448 A CN105523448 A CN 105523448A
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Abstract
The invention relates to an image forming device and a postprocessing mechanism thereof. A paper folding roller can be installed on the postprocessing mechanism so as to fold paper discharged from an image forming part. The postprocessing mechanism comprises a pair of carrying rollers engaged with each other, a first motor and a mounting part, wherein the first motor is in transmission connection with one carrying roller and used for driving the carrying roller to rotate; the mounting part is used for mounting a second motor. The paper folding roller is installed on the postprocessing mechanism. When the second motor is mounted on the mounting part, the paper folding roller is engaged with one carrying roller, and the second motor is in transmission connection with one carrying roller or the paper folding roller and used for driving one carrying roller or the paper folding roller to rotate. According to the technical scheme, the problems that when the function of an existing postprocessing mechanism capable of achieving the paper folding function is changed, a motor needs to be replaced, time and manpower are consumed, various errors are likely to occur in the motor replacement process, and consequently the postprocessing mechanism makes mistakes in working are solved.
Description
Technical field
The present invention relates to a kind of image processing system and post-processing mechanism thereof.
Background technology
Along with user's user demand is more and more diversified, the function of conventional images forming apparatus is not limited only to form image on paper, it can also realize following function: carry out post-processing to the paper being formed with image, and described post-processing can for binding, folding.
In reality, usually need, such as, the paper of A4 model to be bound together with the paper of A3 model by the binding papers of different size model together.In order to make the paper edge of different size model after bookbinding neat, need to fold the paper of large-size model before bookbinding.In order to complete the folding operation of paper in enormous quantities, developing relevant post-processing mechanism in prior art, and this postprocessor having been set up the downstream of image forming part in image processing system.
As shown in Figure 1, described post-processing mechanism comprises: the carrying roller 1,2 that a pair phase is mediated and the paper folding roller 3 mediated with carrying roller 2 phase; Motor (not shown), rotates for driving carrying roller 1,2 and paper folding roller 3; Transmission device, is assembled together with the output shaft of motor, one of them carrying roller (for carrying roller 1), for the transmission of power that exported by described motor to carrying roller 1,2 and paper folding roller 3, makes it rotate.Described transmission device can be belt gear, the belt that described belt gear comprises two belt pulleys and is stretched on two belt pulleys.One of them belt pulley is rigidly attached on the output shaft of motor, and another belt pulley is rigidly attached on one of them carrying roller (for carrying roller 1).
Above-mentioned post-processing mechanism can select to enter paper folding pattern or non-paper folding pattern: when needs paper folding, post-processing mechanism enters paper folding pattern; When not needing paper folding, post-processing mechanism enters non-paper folding pattern.
Under paper folding pattern, the principle of work of described post-processing mechanism for: as shown in Fig. 1 (a), at first stage, paper P sends from paper feeding track (figure non-label), motor drives carrying roller 1 clickwise, carrying roller 2 left-hand revolution, paper does not now also enter between carrying roller 1 and carrying roller 2, and the front end of paper P rides on carrying roller 2.
As shown in Fig. 1 (b), in subordinate phase, the hand of rotation of carrying roller 1 and carrying roller 2 remains unchanged, paper P near the kneading position of carrying roller 1 and carrying roller 2, and enters between carrying roller 1 and carrying roller 2 and (does not demonstrate in figure and enter between two paper folding rollers) under the drive of carrying roller 2.
As shown in Fig. 1 (c), in the phase III, when paper P front end reaches desired location, the hand of rotation of carrying roller 1, carrying roller 2, paper folding roller 3 all reverses, and paper P is formed bending.
As shown in Fig. 1 (d), in fourth stage, the hand of rotation of carrying roller 1, carrying roller 2, paper folding roller 3 and phase III keep identical, and what paper P was formed bendingly sandwiches in the kneading portion that formed by carrying roller 2 and paper folding roller 3, forms broken line.
Under non-paper folding pattern, motor drives carrying roller 1,2 to rotate along constant direction, paper is passed between carrying roller 1 and carrying roller 2, and is sent to the downstream of post-processing mechanism.
The power required under non-paper folding pattern due to motor is less than the power required under paper folding pattern, in order to the energy that post-processing mechanism consumes can be saved, the way of prior art is: in post-processing mechanism, arrange the motor on two housings that can be removably mounted on post-processing mechanism, be respectively the first motor, the second motor, defining the first motor is low-power motor, and the second motor is large capacity motor; In first motor, the second motor, only have a motor to be arranged on the housing of post-processing mechanism, the output shaft and the transmission device that are arranged on the motor on housing are assembled together.
When user requires that post-processing mechanism has paper folding function, the second motor is arranged on the housing of post-processing mechanism, and is assembled together with transmission device; When user's failed call post-processing mechanism has paper folding function, the first motor is arranged on the housing of post-processing mechanism, and is assembled together with transmission device.This just means, when user requires that the function of post-processing mechanism changes, needs to change motor.
Particularly, the step changing motor comprises: the first step, is separated original motor with transmission device; Second step, disassembles original motor from housing; 3rd step, assembles the motor of replacement and transmission device; 4th, the motor of replacement is arranged on housing.From analysis, the step changing motor is very complicated, consumes plenty of time and manpower, and, be easy to cause various error in the process changing motor, cause post-processing mechanism to make mistakes at work.Such as, when the motor replaced and transmission device are assembled, be easy to occur more serious build-up tolerance, so that post-processing mechanism makes mistakes at work.
Summary of the invention
The problem to be solved in the present invention is: the existing post-processing mechanism that can realize paper folding function is when function changes, need to change motor, not only consume time and manpower, and be easy to cause various error in the process changing motor, cause post-processing mechanism to make mistakes at work.
For solving the problem, the invention provides a kind of post-processing mechanism, paper folding roller can be arranged on described post-processing mechanism, and to fold the paper of discharging from image forming part, described post-processing mechanism comprises:
The carrying roller of a pair phase kneading;
First motor, is in transmission connection with a described carrying roller, rotates for driving described carrying roller;
Installation portion, for installing the second motor;
Described paper folding roller is arranged on described post-processing mechanism, and described second motor is when being arranged on described installation portion, described paper folding roller and a described carrying roller are mediated, described second motor and described carrying roller, paper folding roller one of them be in transmission connection, for driving described carrying roller, paper folding roller, one of them rotates.
Optionally, described paper folding roller and the second motor are integrally arranged on described installation portion.
Optionally, also comprise:
First transmission device, is assembled together with the output shaft of described first motor, a described carrying roller, to realize described first motor and a described carrying roller is in transmission connection;
First state switching part, switches between engagement state and off-state for making described first transmission device;
When described second motor is arranged on described installation portion, described first transmission device is switched to off-state by described first state switching part.
Optionally, also comprise: monitoring portion being installed, whether being mounted to described installation portion for monitoring described second motor;
When described installation monitoring portion monitor the second motor be mounted on installation portion time, monitoring result is fed back to described first state switching part, by described first state switching part, described first transmission device is switched to off-state.
Optionally, described installation monitoring portion comprises: sensor, is fixedly arranged on described installation portion; Protrusion, is fixedly installed with the shell of described second motor;
When described second motor is mounted on described installation portion, described sensor detects the existence of described protrusion, and monitoring result is fed back to described first state switching part.
Optionally, described first transmission device comprises:
Tape handler, rotates for driving a described carrying roller;
First runner, can rotate with the rotation of described first motor;
When described installation monitoring portion do not monitor the second motor be mounted on installation portion time, described first state switching part makes described first runner be connected with tape handler, makes described first runner that tape handler can be driven to move;
When described installation monitoring portion monitor the second motor be mounted on installation portion time, described first state switching part makes described first runner no longer be connected with tape handler, makes described first runner that tape handler can not be driven to move.
Optionally, described tape handler comprises:
Second runner, is fixedly installed with a described carrying roller;
3rd runner, empty set is in rotating shaft;
Driving band, is stretched on described second runner and the 3rd runner;
Described first rotaring wheeling sleeve is located in described rotating shaft, and arranges with the axially spaced-apart of described 3rd runner along rotating shaft;
Described first state switching part comprises: electric clutch, along described rotating shaft axially between described 3rd runner and the first runner; Control device, for controlling the energising of described electric clutch or power-off;
In the engaged condition, described control device controls electric clutch energising to described first transmission device, and described first runner is connected with the 3rd runner by electric clutch, make described 3rd runner and the first runner can together with rotate;
In the off state, described control device controls electric clutch power-off to described first transmission device, and described first runner is no longer connected with the 3rd runner, make described second runner and the 3rd runner can not together with rotate.
Optionally, described second motor is mounted in the process of described installation portion, and described second motor driving first state switching part motion, makes described first transmission device be in off-state.
Optionally, described first transmission device comprises:
Tape handler, rotates for driving a described carrying roller;
First runner, can rotate with the rotation of described first motor;
When described second motor is not mounted to described installation portion, described first state switching part makes described first runner be connected with tape handler, makes described first runner that tape handler can be driven to move;
When described second motor is mounted to described installation portion, described first state switching part makes described first runner no longer be connected with tape handler, makes described first runner that tape handler can not be driven to move.
Optionally, described first transmission device comprises:
Second runner, is fixedly installed with a described carrying roller;
3rd runner, empty set is in rotating shaft;
Driving band, is stretched on described second runner and the 3rd runner;
Described first rotaring wheeling sleeve is located in described rotating shaft, and is positioned at the axial side of described 3rd runner;
In the end face that described 3rd runner is relative with the first runner, the end face of one of them runner is provided with projection, the end face of another runner is provided with and described protruding adaptive groove;
Described first state switching part comprises: pushing part, is fixedly installed with the shell of described second motor; Stage clip, being set in described rotating shaft in compressive state, and the side being resisted against described first runner the 3rd runner dorsad;
Described first transmission device in the engaged condition, insert in groove by described projection, make described 3rd runner and the first runner can together with rotate;
In the off state, described pushing part and the first runner offset towards the end face of the 3rd runner described first transmission device, and described projection is separated with groove, described 3rd runner and the first runner can not together with rotate.
Optionally, when described second motor is mounted on described installation portion, described second runner rotates with the rotation of the second motor output shaft.
Optionally, also comprise:
First transmission device, is assembled together with the output shaft of described first motor, a described carrying roller, to realize described first motor and a described carrying roller is in transmission connection;
First state switching part, switches between engagement state and off-state for making described first transmission device;
Second transmission device, for being assembled together with the output shaft of described carrying roller, paper folding roller one of them and the second motor, with realize described second motor and carrying roller, paper folding roller one of them be in transmission connection;
Second state switching part, switches between engagement state and off-state for making described second transmission device;
Control general headquarters, for described first state switching part and the second state switching part sending controling instruction;
When described second motor and paper folding roller are arranged on described installation portion, when not needing paper folding, described post-processing mechanism can enter non-paper folding pattern;
Under non-paper folding pattern, described first state switching part receives the control command of described control general headquarters, described first transmission device is switched to engagement state, by described first motor operations, rotates to drive carrying roller;
Under paper folding pattern, described second state switching part receives the control command of described control general headquarters, described second transmission device is switched to engagement state, by described second motor operations, rotates to drive carrying roller, paper folding roller.
In addition, present invention also offers a kind of image processing system, comprising: above-mentioned arbitrary described post-processing mechanism, is positioned at the downstream of described image forming part.
Compared with prior art, technical scheme of the present invention has the following advantages:
When user does not require that postprocessor structure possesses paper folding function, the second motor and paper folding roller can not be installed; When user require post-processing mechanism by do not have paper folding function change to there is paper folding function time, directly the second motor and paper folding roller are arranged on installation portion, without the need to the first motor is replaced by the second motor, when needing paper folding, by the second motor operations, move roller to drive, paper folding roller rotates; When user require post-processing mechanism by have paper folding function change to do not have paper folding function time, both without the need to dismantling the first motor, also without the need to the second motor is replaced by the first motor.Therefore, when the function of post-processing mechanism changes, without the need to changing motor, saving time spent by motor of replacing and manpower, it also avoid changing the various errors occurred in the process of motor, preventing post-processing mechanism to make mistakes at work.
Accompanying drawing explanation
Fig. 1 is the principle schematic that in prior art, a kind of post-processing mechanism folds paper;
Fig. 2 is the three-dimensional exploded view of post-processing mechanism in the first embodiment of the present invention;
Fig. 3 is the assembling schematic diagram of the mechanism of post-processing shown in Fig. 2;
Fig. 4 is the block diagram that a part for the second motor and paper folding roller in after-treatment device shown in Fig. 3 is extracted out from installation portion;
Fig. 5 is the principle of work schematic diagram of post-processing mechanism in the first embodiment of the present invention;
Fig. 6 is the sectional perspective exploded drawings of post-processing mechanism in the second embodiment of the present invention;
Fig. 7 is the assembling schematic diagram of the mechanism of post-processing shown in Fig. 6;
Schematic diagram when Fig. 8 is being separated of the second runner and the 3rd runner in the mechanism of post-processing shown in Fig. 6;
Fig. 9 is the principle of work schematic diagram of post-processing mechanism in the third embodiment of the present invention;
Figure 10 is the principle of work schematic diagram of post-processing mechanism in the fourth embodiment of the present invention.
Detailed description of the invention
For enabling above-mentioned purpose of the present invention, feature and advantage more become apparent, and are described in detail specific embodiments of the invention below in conjunction with accompanying drawing.
First embodiment
The image processing system of the present embodiment comprises: post-processing mechanism, is positioned at the downstream of image forming part.As shown in Figure 2, paper folding roller 13 can be arranged on described post-processing mechanism, to fold the paper of discharging from described image forming part.
Continue with reference to shown in Fig. 2, described post-processing mechanism comprises: the carrying roller 11,12 of a pair phase kneading; First motor M1, is in transmission connection with a carrying roller (for carrying roller 12 in the present embodiment), and for driving carrying roller 12 to rotate, carrying roller 12 can drive carrying roller 11 to rotate rotatably; Installation portion 30, for installing the second motor M2.
When user requires that post-processing mechanism has paper folding function, paper folding roller 13 and the second motor M2 are arranged on installation portion 30.In the present embodiment, the second motor M2 and paper folding roller 13 are integrally arranged on installation portion 30.In a specific embodiment, the second motor M2 and paper folding roller 13 are directly installed on installation portion 30.In another specific embodiment, the second motor M2, paper folding roller 13 are integrally arranged on installation portion 30 with miscellaneous part (comprising paper feeding track, for supporting the bracing frame of the second motor and paper folding roller).
Shown in composition graphs 3 to Fig. 4, when paper folding roller 13 and the second motor M2 are arranged on installation portion 30: paper folding roller 13 and a carrying roller (for carrying roller 12 in the present embodiment) are mediated; A second motor M2 and carrying roller (for carrying roller 12 in the present embodiment) is in transmission connection, and for driving carrying roller 12 to rotate, carrying roller 12 can drive carrying roller 11 rotatably, paper folding roller 13 rotates together.
After second motor M2 and paper folding roller 13 are mounted to installation portion 30, when needing paper folding, post-processing mechanism enters paper folding pattern, shown in composition graphs 5 (b), under paper folding pattern, first motor M1 does not work (dotted line represents), is worked by the second motor M2, and drives carrying roller 12 to rotate, carrying roller 12 drives carrying roller 11 rotatably, paper folding roller 13 rotates together, and the kneading portion formed by carrying roller 12, paper folding roller 13 folds paper.
In the alternative of the present embodiment, when second motor M2 is arranged on installation portion 30, second motor M2 also can be in transmission connection with paper folding roller 13, rotate for driving paper folding roller 13, paper folding roller 13 can drive carrying roller 11,12 to rotate together rotatably, and the kneading portion formed by carrying roller 12, paper folding roller 13 folds paper.
Continue, with reference to shown in Fig. 2, when user's failed call post-processing mechanism has paper folding function, the second motor M2 and paper folding roller 13 to be arranged on installation portion 30.When second motor M2 is not arranged on installation portion 30, paper can be sent to the downstream of post-processing mechanism by post-processing mechanism.During post-processing mechanism conveyance paper, shown in composition graphs 5 (a), worked by the first motor M1, and drive carrying roller 12 to rotate, carrying roller 12 drives carrying roller 11 to rotate rotatably, and then paper is sent to the downstream of post-processing mechanism.
In order to the energy that post-processing mechanism consumes can be saved, the power of the second motor M2 under paper folding pattern, be greater than power when the first motor M1 works when the second motor M2 is not mounted on the installation portion 30 of post-processing mechanism.
As the above analysis, when user does not require that postprocessor structure possesses paper folding function, the second motor and paper folding roller can not be installed.
When user require post-processing mechanism by do not have paper folding function change to there is paper folding function time, directly the second motor and paper folding roller are arranged on installation portion, without the need to the first motor is replaced by the second motor, save time spent by motor of replacing and manpower, it also avoid changing the various errors occurred in the process of motor, preventing post-processing mechanism to make mistakes at work.
When user require post-processing mechanism by have paper folding function switch to do not have paper folding function time, without the need to dismantling the first motor, also without the need to the second motor is replaced by the first motor, save time spent by motor of replacing and manpower, it also avoid changing the various errors occurred in the process of motor, preventing post-processing mechanism to make mistakes at work.
Shown in composition graphs 2 and Fig. 4, post-processing mechanism also comprises: the first transmission device 20, be assembled together with the output shaft of the first motor M1, a carrying roller (for carrying roller 12 in the present embodiment), to realize the first motor M1 and carrying roller 12 is in transmission connection.
In the present embodiment, the first transmission device 20 comprises: tape handler, rotates for driving a carrying roller (for carrying roller 12 in the present embodiment); First runner 25, can rotate with the rotation of the first motor M1.
Described tape handler comprises: the second runner 21, is fixedly installed with a carrying roller (for carrying roller 12 in the present embodiment); 3rd runner 22, empty set is in rotating shaft 23; Driving band 24, is stretched on the first runner 21 and the 3rd runner 22.First runner 25 is set in rotating shaft 23, and arranges with the axially spaced-apart of the 3rd runner 22 along rotating shaft 23.
In a particular embodiment, the first runner 25 is fixedly connected with rotating shaft 23, and the first runner 25 can be rotated with the rotation of rotating shaft 23; Rotating shaft 23 is for being supported on an axle on installation portion 30, and in other embodiments, rotating shaft 23 also can be the output shaft of the first motor M1.
Post-processing mechanism also comprises: the first state switching part (mark), switches between engagement state and off-state for making the first transmission device 20.
When second motor M2 and paper folding roller 13 are not arranged on installation portion 30, first transmission device 20 is switched to engagement state by described first state switching part, the power that first motor M1 is exported can be passed to carrying roller 11,12 by the first transmission device 20, paper to be sent to the downstream of post-processing mechanism.
Second motor M2 and paper folding roller 13 are arranged on installation portion 30, and post-processing mechanism is when entering paper folding pattern (now the first motor M1 does not work), first transmission device 20 is switched to off-state by described first state switching part, the output shaft of the first motor M1 does not rotate with the rotation of carrying roller 11,12, when preventing the first motor M1 not work, the output shaft that the moment of torsion exported because of carrying roller 12 is applied to the first motor M1 causes damage to the structure of the first motor M1.
In the present embodiment, described first state switching part comprises: electric clutch 33, along rotating shaft 23 axially between the 3rd runner 22 and the first runner 25; Control device (not shown), is energized or power-off for controlling electric clutch 33.
When second motor M2 and paper folding roller 13 are not arranged on installation portion 30, the control device in described first state switching part controls electric clutch 33 and is energized, and makes the first transmission device 20 be in engagement state.In the engaged condition, the first runner 25 is connected with the 3rd runner 22 by electric clutch 33, make the 3rd runner 22 and the first runner 25 can together with rotate.Post-processing mechanism by sheet carrying to downstream time, worked by the first motor M1, and drive the first runner 25 to rotate by rotating shaft 23, first runner 25 drives the 3rd runner 22 to rotate, under the transmission effect of driving band 24,3rd runner 22 drives the first runner 21 to rotate, and the first runner 21 drives carrying roller 12,11 to rotate together rotatably, achieves the transmission of power of the first motor M1 output to carrying roller 11,12.
Second motor M2 and paper folding roller 13 are arranged on installation portion 30, and when post-processing mechanism enters paper folding pattern, the manipulation portion in described first state switching part controls electric clutch 33 power-off, makes the first transmission device 20 be in off-state.In the off state, the first runner 25 is no longer connected with the 3rd runner 22, make the 3rd runner 22 and the first runner 25 can not together with rotate.
From noted earlier, under paper folding pattern (now the first motor M1 does not work), carrying roller 12 can rotate, because the output shaft of carrying roller 12, first motor M1 and the first transmission device 20 are assembled together, therefore, the power of carrying roller 12 can be passed to the 3rd runner 22, makes 23 rotations around the shaft of the 3rd runner 22.Due to the 3rd runner 22 and the first runner 25 can not together with rotate, therefore under paper folding pattern, first runner 25 can not rotate because of the rotation of the 3rd runner 22, prevent the first runner 25 to drive the output shaft of the first motor M1 to rotate, the output shaft achieving the first motor M1 under paper folding pattern does not rotate with the rotation of carrying roller 11,12.
Shown in composition graphs 2 to Fig. 3, in the present embodiment, when the second motor M2 is mounted on installation portion 30, the 3rd runner 22 can rotate with the rotation of the second motor M2 output shaft.Particularly, the output shaft of the second motor M2 is installed with multiple circumferentially spaced tooth the 31, three runner 22 and is installed with multiple circumferentially spaced tooth 32 towards the side of the second motor M2.When the second motor M2 is mounted on installation portion 30, the tooth 31 on the second motor M2 engages with the tooth 32 on the 3rd runner 22, and when the output shaft of the second motor M2 is rotated, the 3rd runner 22 can be followed and rotate together.
Post-processing mechanism is under paper folding pattern, second motor M2 drives the 3rd runner 22 to rotate, under the transmission effect of driving band 24,3rd runner 22 drives the first runner 21 to rotate, first runner 21 drives carrying roller 12,11 to rotate together rotatably, achieves the transmission of power of the second motor M2 output to carrying roller 11,12.
Shown in composition graphs 2 and Fig. 4, in the present embodiment, after the second motor M2 and paper folding roller 13 are arranged on installation portion 30, when user does not need paper folding, second motor M2 and paper folding roller 13 can be disassembled from installation portion 30, post-processing mechanism is at non-paper folding MODE of operation.The same with paper folding pattern, under non-paper folding pattern, first transmission device 20 also can be switched to off-state by described first state switching part, and drives carrying roller 11,12 to rotate by the second motor M2, and the output shaft of the first motor M1 still can not rotate with the rotation of carrying roller 11,12.Under non-paper folding pattern, the second motor M2 drives the process that carrying roller 12,11 rotates, the same with the process that the second motor M2 under paper folding pattern drives carrying roller 12,11 to rotate, and does not repeat them here.The power of the second motor M2 under non-paper folding pattern can be set and be less than the power under paper folding pattern, to reach the object of saving the energy.
Therefore, in the technical scheme of the present embodiment, when user does not require that postprocessor structure has paper folding function, following two kinds of ways can be had: one, be not arranged on installation portion 30 by the second motor M2 and paper folding roller 13; Two, the second motor M2 and paper folding roller 13 continue to be arranged on the installation portion 30 of post-processing mechanism, and in this case, post-processing mechanism is at non-paper folding MODE of operation.
Described in above comprehensive, below post-processing mechanism service condition in different situations in the present embodiment is summed up respectively:
Situation one, second motor and paper folding roller are not arranged on installation portion, and described first state switching part makes the first transmission device be in engagement state.
As shown in Fig. 5 (a), first motor M1 works, and its power is passed to carrying roller 12 by the first transmission device makes it rotate, and carrying roller 12 drives carrying roller 11 to rotate rotatably, paper passes between carrying roller 12,11, and conveyance is to the downstream of post-processing mechanism.
Situation two, second motor and paper folding roller are arranged on installation portion, and post-processing mechanism enters non-paper folding pattern, and the first transmission device is switched to off-state by described first state switching part.
As shown in Fig. 5 (b), the second motor M2 works, and drives carrying roller 12 to rotate, and carrying roller 12 drives carrying roller 11 rotatably, paper folding roller 13 rotates, and paper passes between carrying roller 12,11, and conveyance is to the downstream of post-processing mechanism.
Now, described first transmission device is in off-state, and the power of the first motor M1 (dotted line represents) cannot be passed to carrying roller 12.
Situation three, second motor and paper folding roller are arranged on installation portion, and post-processing mechanism enters paper folding pattern, and the first transmission device is switched to off-state by described first state switching part.
Continue with reference to shown in Fig. 5 (b), the second motor M2 works, and drives carrying roller 12 to rotate, and carrying roller 12 drives carrying roller 11 rotatably, paper folding roller 13 rotates, and the kneading portion formed by carrying roller 12 and paper folding roller 13 folds paper.
Now, described first transmission device is in off-state, and the power of the first motor M1 (dotted line represents) cannot be passed to carrying roller 12.
Shown in composition graphs 2 and Fig. 4, in the present embodiment, post-processing mechanism also comprises: installing monitoring portion, whether being mounted to installation portion 30 for monitoring the second motor M2.When described installation monitoring portion monitor the second motor M2 be mounted on installation portion 30 time, monitoring result is fed back to described first state switching part, by described first state switching part, the first transmission device 20 is switched to off-state, think that the paper folding of post-processing mechanism is prepared.Particularly, when the manipulation portion in described first state switching part receives the monitoring result of installing monitoring portion, manipulation portion makes electric clutch 33 power-off, and the first transmission device 20 is disconnected.
In the present embodiment, described installation monitoring portion comprises: sensor 34, is fixedly arranged on installation portion 30; Protrusion 35, is fixedly installed with the shell of the second motor M2.When second motor M2 is mounted on installation portion 30, sensor 34 detects the existence of protrusion 35, and monitoring result is fed back to described first state switching part.In other embodiments, also can monitor the second motor M2 by other means whether to be mounted on installation portion 30.
In the present embodiment, the first motor is used for driving carrying roller to rotate specially.In other embodiments, the first motor, while driving carrying roller rotates, is also used for driving other rollers to rotate, and namely carrying roller and other rollers share a drive source.
Second embodiment
One of difference between second embodiment and the first embodiment is the first transmission device.Shown in composition graphs 6 to Fig. 7, in a second embodiment, described first transmission device comprises: tape handler, rotates for driving a carrying roller (the present embodiment is for carrying roller 12); First runner 45, can rotate with the rotation of the first motor M1 output shaft.
Described tape handler comprises: the second runner 41, is fixedly installed with a carrying roller (the present embodiment is for carrying roller 12); 3rd runner 42, empty set is in rotating shaft 43; Driving band 44, is stretched on the second runner 41 and the 3rd runner 42.First runner 45 is set in rotating shaft 43, and is positioned at the axial side of the 3rd runner 42.The end face that first runner 45 is relative with the 3rd runner 42 is provided with protruding 46, and as shown in Figure 8, the end face that the 3rd runner 42 is relative with the first runner 45 is provided with the groove 47 with protruding 46 adaptations.
In other embodiments, also can be that the end face that end face that the 3rd runner 42 is relative with the first runner 45 is provided with protruding 46, first runner 45 relative with the 3rd runner 42 is provided with the groove 47 suitable with projection 46.
In a particular embodiment, rotating shaft 43 is for being supported on an axle on installation portion 30, first runner 45 empty set is in rotating shaft 23, the power that first motor M1 exports is passed to the first runner 45 by belt gear (not shown), and the first runner 45 can be rotated with the rotation of the first motor M1 output shaft.In other embodiments, also can realize the first runner 45 by other means to rotate with the rotation of the first motor M1 output shaft.
Two of difference between second embodiment and the first embodiment is the first state switching part.Shown in composition graphs 6 to Fig. 7, in a second embodiment, described first state switching part comprises: pushing part 51, is fixedly installed with the shell of the second motor M2; Stage clip 52, being set in rotating shaft 43 in compressive state, and the side being resisted against the first runner 45 the 3rd runner 42 dorsad.In a particular embodiment, the other end of stage clip 52 is resisted against on installation portion 30.
When the second motor M2 and paper folding roller 13 are not arranged on installation portion 30 (shown in Fig. 6), under the restoring force effect of stage clip 52, first runner 45 and the 3rd runner 42 are abutted together tightly, and the projection 46 on the first runner 45 is inserted in the groove 47 of the 3rd runner 42, the 3rd runner 42 and the first runner 45 are connected and can together with rotate, the first transmission device is in engagement state.
When the second motor M2 and paper folding roller 13 are arranged on installation portion 30 (shown in Fig. 7), pushing part 51 can offset with the end face of the first runner 45 towards the 3rd runner 42, and promote the first runner 45 moving axially along rotating shaft 43, projection 46 on first runner 45 is separated with the groove 47 on the 3rd runner 42,3rd runner 42 is no longer connected with the first runner 45, and both can not rotate together, the first transmission device is in off-state.
More known, in a second embodiment, described first state switching part is the joint, the disconnection that are controlled the first transmission device by theory of machines, and in a first embodiment, described first state switching part is the joint, the disconnection that are controlled the first transmission device by electrical principles.
The same with the first embodiment, when the second motor M2 and paper folding roller 13 are mounted on installation portion 30, the 3rd runner 42 can rotate with the rotation of the second motor M2 output shaft.Particularly, the output shaft of the second motor M2 is installed with multiple circumferentially spaced tooth the 31, three runner 42 and is installed with multiple circumferentially spaced tooth 32 towards the side of the second motor M2.When the second motor M2 is mounted on installation portion 30, the tooth 31 on the second motor M2 engages with the tooth 32 on the 3rd runner 42, and when the output shaft of the second motor M2 is rotated, the 3rd runner 42 can be followed and rotate together.
The same with the first embodiment, when user does not require that postprocessor structure has paper folding function, can have following two kinds of ways: one, be not arranged on installation portion 30 by the second motor M2 and paper folding roller 13, in this case, the first transmission device is in engagement state; Two, the second motor M2 and paper folding roller 13 continue to be arranged on the installation portion 30 of post-processing mechanism, and in this case, post-processing mechanism is at non-paper folding MODE of operation, and the first transmission device is in off-state.
In the present embodiment, post-processing mechanism service condition is in different situations identical with the first embodiment, does not repeat them here.
3rd embodiment
Difference between 3rd embodiment and the first embodiment is: in the third embodiment, post-processing mechanism is except comprising above-mentioned first transmission device and the first state switching part, also comprise: as shown in Figure 9, second transmission device, be assembled together with the output shaft of the second motor M2, paper folding roller 13, to realize being in transmission connection of the second motor M2 and paper folding roller 13, and for transmission of power that the second motor M2 is exported to paper folding roller 13; Second state switching part, switches between engagement state and off-state for making the second transmission device; Control general headquarters, for described first state switching part and the second state switching part sending controling instruction.
Below post-processing mechanism service condition in different situations in the present embodiment is described respectively:
Situation one, as shown in Fig. 9 (a), the second motor M2 and paper folding roller are not arranged on the installation portion of post-processing mechanism, and described first state switching part receives the control command of described control general headquarters, makes described first transmission device be in engagement state.
Worked by the first motor M1, its power is passed to carrying roller 12 by the first transmission device makes it rotate, and carrying roller 12 drives carrying roller 11 to rotate rotatably, and paper passes between carrying roller 12,11, and conveyance is to the downstream of post-processing mechanism.
Situation two, as shown in Fig. 9 (b), second motor M2 and paper folding roller are arranged on the installation portion of post-processing mechanism, post-processing mechanism enters non-paper folding pattern, and described first state switching part receives the control command of described control general headquarters, and described first transmission device is switched to engagement state.
Worked by the first motor M1, its power is passed to carrying roller 12 by the first transmission device makes it rotate, and carrying roller 12 drives carrying roller 11 to rotate rotatably, and paper passes between carrying roller 12,11, and conveyance is to the downstream of post-processing mechanism.
Now, described second transmission device is in off-state, and the power of the second motor M2 (dotted line represents) cannot be passed to paper folding roller 13.
Situation three, as shown in Fig. 9 (c), second motor M2 and paper folding roller are arranged on the installation portion of post-processing mechanism, post-processing mechanism enters paper folding pattern, and described second state switching part receives the control command of described control general headquarters, and described second transmission device is switched to engagement state.
Worked by the second motor M2, and drive paper folding roller 13 to rotate, paper folding roller 13 drives carrying roller 11,12 to rotate rotatably, and the kneading portion formed by carrying roller 12 and paper folding roller 13 folds paper.
Now, described first transmission device is in off-state, and the power of the first motor M1 (dotted line represents) cannot be passed to carrying roller 12.
4th embodiment
Difference between 4th embodiment and the 3rd embodiment is: in the fourth embodiment, second motor and paper folding roller are arranged on the installation portion of post-processing mechanism, and post-processing mechanism is when entering non-paper folding pattern, described second state switching part receives the control command of described control general headquarters, described second transmission device is switched to engagement state, and by the second motor operations, it drives paper folding roller to rotate, paper folding roller drives two carrying rollers to rotate rotatably, and paper passes between two carrying rollers.
Below post-processing mechanism service condition in different situations in the present embodiment is described respectively:
Situation one, as shown in Figure 10 (a), the second motor M2 and paper folding roller are not arranged on the installation portion of post-processing mechanism, and described first state switching part receives the control command of described control general headquarters, makes described first transmission device be in engagement state.
Worked by the first motor M1, its power is passed to carrying roller 12 by the first transmission device makes it rotate, and carrying roller 12 drives carrying roller 11 to rotate rotatably, and paper passes between carrying roller 12,11, and conveyance is to the downstream of post-processing mechanism.
Situation two, as shown in Figure 10 (b), second motor M2 and paper folding roller are arranged on the installation portion of post-processing mechanism, post-processing mechanism enters non-paper folding pattern, described second state switching part receives the control command of described control general headquarters, and described second transmission device is switched to engagement state.
Worked by the second motor M2, and drive paper folding roller 13 to rotate, paper folding roller 13 drives carrying roller 11,12 to rotate rotatably, and paper passes between carrying roller 12,11, and conveyance is to the downstream of post-processing mechanism.
Now, described first transmission device is in off-state, and the power of the first motor M1 (dotted line represents) cannot be passed to carrying roller 12.
Situation three, continuation are with reference to shown in Figure 10 (b), second motor M2 and paper folding roller are arranged on the installation portion of post-processing mechanism, post-processing mechanism enters paper folding pattern, described second state switching part receives the control command of described control general headquarters, and described second transmission device is switched to engagement state.
Worked by the second motor M2, and drive paper folding roller 13 to rotate, paper folding roller 13 drives carrying roller 11,12 to rotate rotatably, and the kneading portion formed by carrying roller 12 and paper folding roller 13 folds paper.
Now, described first transmission device is in off-state, and the power of the first motor M1 (dotted line represents) cannot be passed to carrying roller 12.
In the present embodiment, the power of the second motor under non-paper folding pattern can be set and be less than the power under paper folding pattern, to reach the object of saving the energy.
In the present invention, each embodiment adopts laddering literary style, and emphasis describes the difference with previous embodiment, and the same section in each embodiment can with reference to previous embodiment.
Although the present invention discloses as above, the present invention is not defined in this.Any those skilled in the art, without departing from the spirit and scope of the present invention, all can make various changes or modifications, and therefore protection scope of the present invention should be as the criterion with claim limited range.
Claims (13)
1. a post-processing mechanism, paper folding roller can be arranged on described post-processing mechanism, to fold the paper of discharging from image forming part, it is characterized in that, described post-processing mechanism comprises:
The carrying roller of a pair phase kneading;
First motor, is in transmission connection with a described carrying roller, rotates for driving described carrying roller;
Installation portion, for installing the second motor;
Described paper folding roller is arranged on described post-processing mechanism, and described second motor is when being arranged on described installation portion, described paper folding roller and a described carrying roller are mediated, described second motor and described carrying roller, paper folding roller one of them be in transmission connection, for driving described carrying roller, paper folding roller, one of them rotates.
2. post-processing mechanism as claimed in claim 1, it is characterized in that, described paper folding roller and the second motor are integrally arranged on described installation portion.
3. post-processing mechanism as claimed in claim 1, is characterized in that, also comprise:
First transmission device, is assembled together with the output shaft of described first motor, a described carrying roller, to realize described first motor and a described carrying roller is in transmission connection;
First state switching part, switches between engagement state and off-state for making described first transmission device;
When described second motor is arranged on described installation portion, described first transmission device is switched to off-state by described first state switching part.
4. post-processing mechanism as claimed in claim 3, is characterized in that, also comprise: installing monitoring portion, whether being mounted to described installation portion for monitoring described second motor;
When described installation monitoring portion monitor the second motor be mounted on installation portion time, monitoring result is fed back to described first state switching part, by described first state switching part, described first transmission device is switched to off-state.
5. post-processing mechanism as claimed in claim 4, it is characterized in that, described installation monitoring portion comprises: sensor, is fixedly arranged on described installation portion; Protrusion, is fixedly installed with the shell of described second motor;
When described second motor is mounted on described installation portion, described sensor detects the existence of described protrusion, and monitoring result is fed back to described first state switching part.
6. post-processing mechanism as claimed in claim 4, it is characterized in that, described first transmission device comprises:
Tape handler, rotates for driving a described carrying roller;
First runner, can rotate with the rotation of described first motor;
When described installation monitoring portion do not monitor the second motor be mounted on installation portion time, described first state switching part makes described first runner be connected with tape handler, makes described first runner that tape handler can be driven to move;
When described installation monitoring portion monitor the second motor be mounted on installation portion time, described first state switching part makes described first runner no longer be connected with tape handler, makes described first runner that tape handler can not be driven to move.
7. post-processing mechanism as claimed in claim 6, it is characterized in that, described tape handler comprises:
Second runner, is fixedly installed with a described carrying roller;
3rd runner, empty set is in rotating shaft;
Driving band, is stretched on described second runner and the 3rd runner;
Described first rotaring wheeling sleeve is located in described rotating shaft, and arranges with the axially spaced-apart of described 3rd runner along rotating shaft;
Described first state switching part comprises: electric clutch, along described rotating shaft axially between described 3rd runner and the first runner; Control device, for controlling the energising of described electric clutch or power-off;
In the engaged condition, described control device controls electric clutch energising to described first transmission device, and described first runner is connected with the 3rd runner by electric clutch, make described 3rd runner and the first runner can together with rotate;
In the off state, described control device controls electric clutch power-off to described first transmission device, and described first runner is no longer connected with the 3rd runner, make described second runner and the 3rd runner can not together with rotate.
8. post-processing mechanism as claimed in claim 3, it is characterized in that, described second motor is mounted in the process of described installation portion, and described second motor driving first state switching part motion, makes described first transmission device be in off-state.
9. post-processing mechanism as claimed in claim 8, it is characterized in that, described first transmission device comprises:
Tape handler, rotates for driving a described carrying roller;
First runner, can rotate with the rotation of described first motor;
When described second motor is not mounted to described installation portion, described first state switching part makes described first runner be connected with tape handler, makes described first runner that tape handler can be driven to move;
When described second motor is mounted to described installation portion, described first state switching part makes described first runner no longer be connected with tape handler, makes described first runner that tape handler can not be driven to move.
10. post-processing mechanism as claimed in claim 9, it is characterized in that, described first transmission device comprises:
Second runner, is fixedly installed with a described carrying roller;
3rd runner, empty set is in rotating shaft;
Driving band, is stretched on described second runner and the 3rd runner;
Described first rotaring wheeling sleeve is located in described rotating shaft, and is positioned at the axial side of described 3rd runner;
In the end face that described 3rd runner is relative with the first runner, the end face of one of them runner is provided with projection, the end face of another runner is provided with and described protruding adaptive groove;
Described first state switching part comprises: pushing part, is fixedly installed with the shell of described second motor; Stage clip, being set in described rotating shaft in compressive state, and the side being resisted against described first runner the 3rd runner dorsad;
Described first transmission device in the engaged condition, insert in groove by described projection, make described 3rd runner and the first runner can together with rotate;
In the off state, described pushing part and the first runner offset towards the end face of the 3rd runner described first transmission device, and described projection is separated with groove, described 3rd runner and the first runner can not together with rotate.
11. post-processing mechanisms as described in claim 6 or 9, it is characterized in that, when described second motor is mounted on described installation portion, described second runner rotates with the rotation of the second motor output shaft.
12. post-processing mechanisms as claimed in claim 1, is characterized in that, also comprise:
First transmission device, is assembled together with the output shaft of described first motor, a described carrying roller, to realize described first motor and a described carrying roller is in transmission connection;
First state switching part, switches between engagement state and off-state for making described first transmission device;
Second transmission device, for being assembled together with the output shaft of described carrying roller, paper folding roller one of them and the second motor, with realize described second motor and carrying roller, paper folding roller one of them be in transmission connection;
Second state switching part, switches between engagement state and off-state for making described second transmission device;
Control general headquarters, for described first state switching part and the second state switching part sending controling instruction;
When described second motor and paper folding roller are arranged on described installation portion, when not needing paper folding, described post-processing mechanism can enter non-paper folding pattern;
Under non-paper folding pattern, described first state switching part receives the control command of described control general headquarters, described first transmission device is switched to engagement state, by described first motor operations, rotates to drive carrying roller;
Under paper folding pattern, described second state switching part receives the control command of described control general headquarters, described second transmission device is switched to engagement state, by described second motor operations, rotates to drive carrying roller, paper folding roller.
13. 1 kinds of image processing systems, is characterized in that, comprising: the post-processing mechanism described in any one of claim 1 to 12, is positioned at the downstream of described image forming part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410520702.2A CN105523448B (en) | 2014-09-30 | 2014-09-30 | Image forming apparatus and its post processing mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410520702.2A CN105523448B (en) | 2014-09-30 | 2014-09-30 | Image forming apparatus and its post processing mechanism |
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| CN105523448A true CN105523448A (en) | 2016-04-27 |
| CN105523448B CN105523448B (en) | 2018-05-25 |
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| JP2003063734A (en) * | 2001-08-23 | 2003-03-05 | Konica Corp | Folding method for paper, paper folding device, paper post-treating device and image forming device |
| CN201140941Y (en) * | 2007-10-25 | 2008-10-29 | 高晓宏 | Single page paper feeding machine, continuous paper and single page paper dual-purpose letter sheet machine |
| US20090062097A1 (en) * | 2007-08-29 | 2009-03-05 | Kabushiki Kaisha Toshiba | Z-folding apparatus and sheet processing apparatus |
| CN103373637A (en) * | 2012-04-30 | 2013-10-30 | 海德堡印刷机械股份公司 | Method for folding and buckle plate folding machine |
| US20140336031A1 (en) * | 2013-05-13 | 2014-11-13 | Ricoh Company, Ltd. | Sheet processing apparatus and image forming system |
| CN204057431U (en) * | 2014-08-11 | 2014-12-31 | 浙江华旭实业有限公司 | Composite paper folding machine |
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2014
- 2014-09-30 CN CN201410520702.2A patent/CN105523448B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003063734A (en) * | 2001-08-23 | 2003-03-05 | Konica Corp | Folding method for paper, paper folding device, paper post-treating device and image forming device |
| US20090062097A1 (en) * | 2007-08-29 | 2009-03-05 | Kabushiki Kaisha Toshiba | Z-folding apparatus and sheet processing apparatus |
| CN201140941Y (en) * | 2007-10-25 | 2008-10-29 | 高晓宏 | Single page paper feeding machine, continuous paper and single page paper dual-purpose letter sheet machine |
| CN103373637A (en) * | 2012-04-30 | 2013-10-30 | 海德堡印刷机械股份公司 | Method for folding and buckle plate folding machine |
| US20140336031A1 (en) * | 2013-05-13 | 2014-11-13 | Ricoh Company, Ltd. | Sheet processing apparatus and image forming system |
| CN204057431U (en) * | 2014-08-11 | 2014-12-31 | 浙江华旭实业有限公司 | Composite paper folding machine |
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| CN105523448B (en) | 2018-05-25 |
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