JP3746597B2 - Paper supply device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a paper supply device for supplying a random number of unit papers into each sorting pocket of a transport table and performing sorting collation, and more particularly to a paper feeding device that supplies paper while cutting continuous paper.
[0002]
[Prior art]
Conventionally, as a transport device to combine information sheet shipping information is printed in such a form to be delivered to the delivery destination, for example along the gathering bare as shown like in JP-A-8-231115 JP provided There has been proposed a collation apparatus for supplying a random number of sorted forms from a form supply terminal.
[0003]
The above collating device is a stage before supplying a random number of unit forms in the sorting pocket and supplying it to the collating conveyor for sorting, and when it reaches the sorting number, it collates. Supply to the conveyor. In particular, the collating apparatus has a large number of form supply terminals because the cutting operation must be accurately controlled in order to perform the cutting operation without being related to the transfer operation of the collating conveyor. In the case of the collating apparatus, not only is the control extremely complicated, but the entire conveying speed has to be lowered.
[0004]
[Problems to be solved by the invention]
Therefore, an attempt was made to control so that the processing speed of the cutting operation in the collating apparatus is increased. However, if the processing speed is simply set to a high speed, the paper flickering problem or the collating conveyor is supplied. There were disadvantages such as unstable timing. An object of the present invention is to improve these drawbacks, and to provide a paper supply device that can stably and smoothly supply paper flutter and paper to a conveyance table even when the processing speed of the paper supply device is increased. And
[0005]
[Means for Solving the Problems]
In order to achieve the above object, the paper supply device of the present invention is a paper supply device that supplies and collates a random number of unit papers into a pocket of a transport table while cutting continuous paper. A conveyance belt having a conveyance belt which is arranged at intervals above and below to receive a random number of sheets cut by the cutting unit between the sheet and the conveyance table and to supply the sheets to the conveyance table at a desired timing a buffer unit, the paper cutting receiving speed of the conveyor belt of the conveying buffer section, in the transfer period of each pocket of the conveyor table, and a high speed to allow cutting receiving the paper maximum setting number of sheets is cut at the cutting unit and when discharging the paper in the respective pockets of the conveyor table, cut to a predetermined discharge speed of the slower than the speed during cutting beneficiaries as it becomes a predetermined emission timing It made and a obtaining control unit.
[0006]
In addition, when the control unit switches the transport belt of the transport buffer unit to a predetermined discharge speed, the control unit performs switching control so that the discharge speed of the transport belt of the transport buffer unit is synchronized with the transfer speed of each pocket of the transport table. This makes it possible to control the drive of the entire apparatus.
[0007]
DETAILED DESCRIPTION OF THE INVENTION
Next, the present invention will be described in detail based on the embodiments shown in FIGS. FIG. 1 shows a paper sorting and collating system 1 incorporating a paper feeding device 51a of the present invention. FIG. 2 is a partially enlarged perspective view showing a portion of the paper feeding device 51 in the paper sorting and collating system 1. FIGS. 3 and 3 are partially enlarged perspective explanatory views showing the sheet supply units 7 and 10 in the sheet sorting and collating system 1, and FIG. 4 is a form supply unit 61 and 62 similarly in the sheet sorting and collating system 1. FIG. 5 is a side cross-sectional explanatory view showing the buffer unit 18 in the paper sorting and collating system 1, and FIG. 6 is an enlarged explanatory view further expanding the buffer unit 18 of FIG. 5. 7 is an enlarged sectional explanatory view of the paper supply device 51a of the present invention, and FIG. 8 is an enlarged plan explanatory view of the paper supply device 51a of FIG.
[0008]
The sheet sorting and collating system 1 includes a transport line including a main transport line 2 and a sub transport line 3. The main transport line 2 has a plurality of sorting pockets 4 that are sequentially moved in an aligned state, and the sheet feeding devices 51, 52, 53 of the present invention are arranged at positions orthogonal to the moving direction of the sorting pockets 4, The sorting pocket 4 is supplied with a main delivery item 6 made of a random number of sheets and receives the delivery item 8 from the sub-conveying line 3 for collation.
[0009]
Now, the paper supply device 51a of the present invention is a part of the paper supply device 51 shown in FIGS. 2, 7, and 8 in particular, and a random number of sheets is stored in the pocket 4 of the main transport line 2 which is a transport table. A paper feeding device 51a that feeds and collates unit paper 101 while cutting continuous paper, and is a unit of a random number of sheets cut by the cutting unit 102 between the cutting unit 102 and the main transport line 2 In order to receive the sheet 101 and supply the unit sheet 101 to the main conveyance line 2 at a desired timing, a conveyance buffer unit 106 having conveyance belts 104 and 105 arranged at intervals in the vertical direction is provided, and the conveyance buffer is provided. the paper cutting receiving speed of the conveyor belts 104, 105 parts 106, the main transfer line in the transport period of each pocket 4 of 2, top is cut at the cutting unit 102 The paper set number to a high speed to allow cutting beneficiaries, and when discharging the paper in the respective pockets 4 of the main conveyor line 2, when it becomes a predetermined emission timing, the control unit 107 to switch (low speed) to a predetermined discharge speed Is provided. Switching of discharge and accumulation of the unit paper 101 in the transport buffer unit 106 is performed by opening and closing a stopper 112 provided on the rear side of the transport belts 104 and 105, and driving control is performed by the control unit 107.
[0010]
As a specific example, within the transfer cycle of each pocket 4 in the main transport line 2, as the detailed information for each delivery addressee, the continuous paper in the cutting unit 102 in the range of about 1 to 4 sheets is unit paper Cut to 101 at high speed. On the other hand, the conveyance buffer unit 106 sets the sheet cutting and receiving speed by the conveying belts 104 and 105 slightly higher than the cutting and discharging speed of the cutting unit 102. Then, within the transfer period of each pocket 4 of the main transport line 2, the unit paper 101 stored in the transport buffer unit 106 is discharged after the discharge timing to the pocket 4, and the discharge speed is set to the main transport line 2. It is ideal to synchronize with the transfer speed of
[0011]
That is, the transfer speed of the main transfer line 2 may be transferred at a high speed other than the reference speed. At this time, the discharge speed of the transfer buffer unit 106 is synchronized with the transfer speed of the main transfer line 2 at the same timing. This is because the unit sheet 101 can be discharged into the pocket 4. When the transport speed of the main transport line 2 is switched to a high speed, the maximum set number of sheets cut by the cutting unit 102 is two sheets.
[0012]
In addition, the cutting control in the cutting unit 102 is controlled based on information from the main computer 131, and the detailed information of one delivery destination rarely reaches 5 to 15 sheets. Based on an instruction from the computer 131 , the main transport line 2 is temporarily stopped, and the cutting process in the cutting unit 102 is performed. When discharged from the transfer buffer unit 106, the main transfer line 2 is also driven. Similarly, the discharge rate of the transfer buffer unit 106 is controlled in synchronization with the transfer rate of the main transfer line 2.
[0013]
In addition, as shown in FIGS. 7 and 8, the cutting unit 102 is configured so that the continuous paper 101 is drawn by the tractor device 114 and the low speed roller 115, the high speed roller 116, and the blade 117 positioned between the rollers 115 and 116. By passing, it is torn by the difference in transfer speed between the low speed roller 115 and the high speed roller 116. Reference numeral 103 denotes a placement tray that is temporarily placed when the unit paper 101 is placed in the pocket 4 of the main transport line 2. The unit paper 101 placed on the placement tray 103 is transported by the transport claws 110. It is transferred by passing through between the transfer grooves 109. The aforementioned pockets 4 are partitioned by the transport claws 110 and do not need to have physical partition walls.
[0014]
Of the paper supply devices 51, 51b, 51c, 51d, and 51e are paper supply units different from the present invention, and whether or not one sheet is supplied for each section of the division pocket 4 of the main transport line 2. In either case, the paper is cut and supplied in synchronization with the conveyance speed of the main conveyance line 2.
[0015]
The paper supply devices 52 (52a, 52b,... 52f), 53 (53a, 53b,... 53k) are selectively supplied to the pockets 4 for each destination using various leaflets, catalogs, and the like. In the main transport line 2, after the delivery 8 from the sub transport line 3 is placed on the main transport 6 in each sorting pocket, it enters the sorting pocket 4 in the packaging part 9 where the pillow is sized A4. package 11 next to which the main transport material 6 delivery items 8 and is packaged together, collation mismatch collation of the the package 11 form the attached portion 23 and each pocket 4 to be described later individually feed the document In this case, it is sent out to the bucket discharging device 80 (80a, 80b) on the end side through the reject unit 24 (24a, 24b) for taking out the collated packaging document such as a packaging error.
[0016]
The sub-conveying line 3 sequentially supplies supply units 10 and 7 and a booklet that divide the card 45 and the bag-like paper 46, which are order postcards sent from the supply source in a continuous state, and supply them in predetermined units. Supply unit 16 (16a, 16b... 16j), and further includes a packaging unit 17 that pillow-wraps the delivery delivered from the supply units 10 and 16 with a size of A6 for each set.
[0017]
The delivery items sent from the supply units 10 and 16 may be the same or different in the type and number of the delivery items 8. The types and numbers of the delivery items 8 are determined in advance. Based on the set information of the main computer 131, it is assumed to be associated with the main conveyed product 6 conveyed in the sorting pocket 4 of the main conveying line 2.
[0018]
In the sub-conveying line 3, individually delivered items 8 are sent to the buffer unit 18 (18 a, 18 b), and sent to the buffer unit 18 and the main transport line 2. In the illustrated example, the sub-conveyance lines 3 are provided in two rows, and the delivery items 8 are placed in two rows on the left and right as needed on the main conveyance item 6 in one sorting pocket 4. (E.g., the buffer unit 18a side can be placed on the left side and the buffer unit 18b side can be placed on the right side in the figure), but both sub-delivery lines are used to flatten the top surface shape in the packaging form. It is good to supply the delivery from 3.
[0019]
In the sub-conveying line 3, when the delivery 8 is sent from the terminal side to the sorting pocket 4 of the main transportation line 2, each delivery is associated with the main delivery as described above. Alternatively, a plurality of sets of deliverables 8 are sent out in an accumulated state. The supply of a random number corresponding to the delivery 8 is performed by the buffer units 18a and 18b.
[0020]
FIG. 5 shows a buffer unit 18a (18b), an annular band 15 in which a large number of receiving parts for holding a delivery 8 are connected, a drive source for moving the annular band 15 in one direction, and the annular band. The supply table 21 is configured to send the delivery 8 held in the 15 receiving portions 14 to the line end side by advancing and retreating.
[0021]
Then, the delivery items 8 are sent in pairs to the receiving portions 14 of the annular band 15 that rotates and moves in one direction on the receiving side of the delivery item 8, and the length of the delivery item 8 reaches the supply table 21. It is the part that performs the accumulation. On the supply table 21 side, when the annular band 15 moves downward, the receiving section 14 holding a set number of deliverables 8 associated with the main transported article 6 with respect to the supply table 21. When the supply table 21 is moved out, the delivery table 8 waits for the set number of deliverables 8 to be locked out of the receiving portion 14.
[0022]
Since a necessary number of deliverables 8 are sent out from the accumulation end side in a state where a certain accumulation amount is secured in this way (see FIGS. 6A and 6B), the sub-conveyance The supply tempo from the end of line 3 is almost constant. Further, in the buffer portion 18a (18b), the annular band 15 is provided with a plurality of rollers 22 which can support the annular belt 15 so as to be able to be moved up and down. The accumulation amount of the delivery 8 is made variable so that the number of receiving parts 14 to be received is changed.
[0023]
In the main transport line 2, a buffer amount detection unit 31 is provided for detecting two types of accumulation stages, the predetermined accumulation amount in the buffer unit 18 a (18 b) being large or small based on the reference accumulation amount. And the main transport drive unit 33 that moves the sorting pocket at two transport speeds, a high transport speed and a standard transport speed that is slower than the high transport speed, and the main transport based on the detection signal of the buffer amount detector 31. A control unit 32 that controls the drive unit 33 is provided.
[0024]
Thus, based on the information transported from the buffer amount detection unit 31 according to the accumulated amount in the buffer unit 18a (18b), the main transport driving unit 33 moves the main transport line 2 through the high transport speed or the standard transport speed. The main transport drive unit 33 is controlled under the control of the control unit 32 that receives the detection signal of the buffer amount detection unit 31. Note that when the accumulation amount in the buffer unit 18 reaches a limit point, the main transport line is controlled to be temporarily stopped.
[0025]
After the main transport line 2 and the sub-transport line 3 are joined and the main delivery item 6 and the delivery item 8 are collated, they are pillow-wrapped by the packaging unit 9, and an invoice is attached thereto by the form attachment unit 23. Is done. As shown in FIG. 4, the form attachment unit 23 includes two types of paper supply units 61 and 62, and when one or two invoices are supplied and two papers are supplied, gluing is performed. A form is attached to the package 11 which is bound by the device 64 and then pillow-wrapped by the gluing device 66.
[0026]
After that, it is transferred to the bucket discharge device 80 side, but the collated product collated by the main transport line 2 and the sub transport line 3 has been previously attached with an identification code for collation collation (printed with a barcode). Are the main points such as the main transport line 2 and the sub transport line 3, and collation is checked at the time of collation, and the package 11 is extracted when it reaches the reject parts 24a and 24b. Of the reject parts 24a and 24b, those which are transported in a state where the pillow wrapping is connected, or those in which the collated material is bent are sent to the reject part 24a. Is discharged.
[0027]
The package 11 having good collation and having passed through the reject portions 24a and 24b is further transferred to the bucket discharge device 80 side. The front of the bucket discharge device 80, the two bucket supply unit 80a, 80b are arranged, further to its previous stage, distributes the package 11 alternately as input into the bucket in groups preset diverter 71 Is arranged.
[0028]
The bucket discharge device 80 has a transfer roller surface that is inclined so that the bucket is discharged obliquely to the discharge port when being packed and discharged in a box-shaped bucket with one side opened, In addition, a bucket lowering servo motor that lowers the bucket according to the discharge amount of the package 11 discharged from the discharge port of the diverter 71 is provided. The bucket in which the group-unit package 11 set in the bucket is loaded moves sideways, moves to the 81a (81b) side, and is discharged because the next bucket is lowered.
[0029]
Bucket transfer line 91 is lysine E transfected discharged lysine E transfected unit 24b, a line buckets to package 11 of each group are turned come being transported, lysine E transfected discharged repaired group basis It is also a line that puts the package 11 into the bucket and sends it back again.
[0030]
【The invention's effect】
The paper supply apparatus according to the present invention has the above-described configuration. According to the present invention, the paper fluttering problem and the timing when the paper is supplied to the collating conveyor can be reliably and stably processed. Even at a high speed, the paper can be supplied stably and smoothly. In addition, when a desired sheet is discharged from the transport buffer unit, when the transport belt of the transport buffer unit is switched to a predetermined discharge speed, the discharge speed of the transport belt of the transport buffer unit is synchronized with the transfer speed of each pocket of the transport line. By performing such switching control, the collating process in the collating apparatus can be performed stably without any disturbance even if the speed of the conveying line is variable, and an effect such as providing a collating apparatus with less trouble can be obtained.
[Brief description of the drawings]
FIG. 1 is an overall plan explanatory view showing a paper sorting and collating system 1 incorporating a paper supply device 51a of the present invention.
FIG. 2 is a partially enlarged perspective explanatory view showing a portion of a paper supply device 51 in the paper sorting and collating system 1. FIG.
FIG. 3 is a partially enlarged perspective view illustrating the sheet supply units 7 and 10 in the sheet sorting and collating system 1; FIG. 4 is a diagram illustrating the form supply units 61 and 62 in the sheet sorting and collating system 1; FIG. 5 is a side sectional explanatory view showing the buffer unit 18 in the sheet sorting and collating system 1 in the same manner.
6 is an enlarged explanatory diagram in which the buffer unit 18 of FIG. 5 is further enlarged. FIG.
FIG. 7 is an enlarged cross-sectional explanatory view of the paper supply device 51a of the present invention.
FIG. 8 is an enlarged plan view of the paper supply device 51a of FIG.
[Explanation of symbols]
1 Paper sorting collation system 1
2 Main transport line 4 Pocket 51a Paper supply device 101 Unit paper 102 Cutting unit 104 Conveying belt 105 Conveying belt 106 Conveying buffer unit 107 Control unit 112 Stopper

Claims (2)

A paper supply device for supplying and collating a random number of unit sheets into a pocket of a conveyance table while cutting continuous sheets of paper,
A conveyance belt is provided between the cutting unit and the conveyance table so as to receive a random number of sheets cut by the cutting unit and supply the sheets to the conveyance table at a desired timing. A transport buffer unit ;
The paper cutting receiving speed of the conveyor belt of the conveying buffer section, in the transfer period of each pocket of the conveyor table, and a high speed to allow cutting receiving the paper maximum setting number of sheets is cut at the cutting unit, and the transport when discharging the sheet in the respective pockets of the table, the paper feed apparatus characterized by a control unit for switching to a predetermined discharge speed of the slower than the speed during cutting beneficiaries as it becomes a predetermined emission timing. When the control unit switches the transport belt of the transport buffer unit to a predetermined discharge speed, the control unit performs switching control so that the discharge speed of the transport belt of the transport buffer unit is synchronized with the transfer speed of each pocket of the transport table. The paper supply device according to claim 1, wherein

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