KR100189193B1 - Postal sorting system - Google Patents

Abstract

[0001] The present invention relates to a mail sorting conveying apparatus, and more particularly, to a postal matter automatic sorting and conveying apparatus for sorting postal matters classified into regions and packed in a plastic bag in a basket equipped with a manual operation panel so as to recognize the state of the barcode, The classification process can be automatically performed so that the interlocking is performed for each device and the manual operation can be performed independently. Thus, the conventional sorting and transferring operation of the mail items can be automated Line, thereby greatly reducing the work force, shortening the working time, and processing more work in a short period of time in an orderly manner, thereby improving workability.

Description

Automatic mail sorting transfer device

FIG. 1 is a plan view schematically showing a general flow of an automatic mail sorting and conveying apparatus according to the present invention; FIG.

FIG. 2 (a) is a perspective view showing the configuration and operation state of the elevating means according to the present invention. FIG.

(b) is a side view showing the configuration and operation state of the lower moving means connected to the elevating means of (a).

(c) is a sectional view showing A-A of (a).

FIG. 3 (a) is a perspective view showing the configuration of the direction switching means according to the present invention. FIG.

(b) is a side view showing the operating state of (a).

4 (a) is a plan view showing the structure of the multistage sorting and conveying means according to the present invention.

(b) is a perspective view showing the operating state of the direction switching means of (a).

(c) is a side view showing the operating state of the friction drum of (a).

DESCRIPTION OF THE REFERENCE NUMERALS

100: lower moving means 110a, 110b: stopper

120, 411, 422, 434, 536:

130, 421: Bar code detecting sensor 200: elevating means

211: chain 212, 433: drive motor

213, 234, 225: drive shaft 220: first main drum

221: second main drum 222: third main drum

223: fourth main drum 225, 225 ': fixing hole

230: first auxiliary drum 231: second auxiliary drum

232: third auxiliary drum 233: fourth auxiliary drum

240: first guide drum 241: second guide drum

242: third guide drum 243: fourth guide drum

250: first timing belt 251: second timing belt

252: third timing belt 253: fourth timing belt

254: tread groove 260: transfer grill

261: rod 262: connecting member

263: protrusion 300: upper transport means

400: Multistage sorting feeder 410: Slope conveyor

420: Horizontal conveyor 430: Loading conveyor

431: Rotary drum 432: Coupling

435: Friction drum 436: Roller

437: warning lamp 438: support spring

439: horizontal supports 440, 522, 523, 531, 534:

500: direction switching means 510: frame

511: Setting part 520: Guide rail

521: impact member 530: air cylinder

532: Bracket 533: Rod

535: Link 537: Rolling Roller

600: recirculating means

More particularly, the present invention relates to a mail sorting and feeding apparatus, and more particularly, to an automatic mail sorting and feeding apparatus for mail, which is classified into a plurality of regions and packed in a vinyl form in a basket having a bar code attached thereto, To an automatic sorting and conveying device for a sorting mail.

In general, postal items such as letter postcards are transported from each region to a postal sorting station in the area, and then classified by each residence in the area. Traditionally, mail items classified and classified according to their residence are loaded All work from order to loading in a cell depends solely on manpower.

In this way, conventionally, the postal matter carried in each area is classified according to the postal code indicating the corresponding area by the worker, and the work for transferring the classified mail to another worker is repeatedly performed. The number of manpower input is increased, and there is a problem in that the postal items may be mixed with each other because the work is carried out by various workers along with the time loss for the sorting of mail items.

SUMMARY OF THE INVENTION Accordingly, the present invention has been made in order to solve the above-mentioned problems, and it is an object of the present invention to provide a postal matter sorting / A barcode is designated so as to recognize the place of residence by the transfer device according to the present invention, and a series of processes for automatically transferring the barcode to the respective storage spaces are executed. And the manual operation can be independently performed, so that the work force can be greatly reduced, the working time can be shortened, and more work can be processed in an orderly manner in a short time, thereby improving the workability. It has its purpose.

According to an aspect of the present invention, there is provided a method of driving a motor vehicle, including a lower conveying unit driven by a motor, a chain, and a roller so that a plurality of units can be driven independently, elevating means for raising a basket that has entered the lower conveying unit, An upper conveying means including a conveyor for conveying the moved basket at a predetermined height by an elevating means and a multistage sorting and conveying means for sorting and guiding the basket guided through the upper conveying means by each residence, And a direction switching means for switching the direction to 90 degrees in the upper conveying means and the multi-stage sorting conveying means. The postal matter classified into various regions and packed in a vinyl is put in a basket with a bar code, It is characterized by the fact that it can carry out multilevel classification movement automatically by region regardless of manpower. There.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

As shown in FIGS. 1 to 4, an embodiment according to the present invention is characterized in that priority mail items are transported from each area to a corresponding area, and then, by a series of automatic classification systems, Are packed in a predetermined bundle, and are then collected in the respective sorting conveying apparatuses according to the present invention. In this way, the postal matter classified and classified according to the residence includes a basket (B) with a bar code (C) indicating the postal code attached on one upper surface thereof by the operator manually.

First, the overall system of the automated mail sorting and conveying apparatus of the present invention as described above will be briefly described. First, the basket B which is seated / entered into the lower moving means 100 is raised to a predetermined height by manual operation of the operator. And the upper moving means 300 is installed on one side of the elevating means 200 so as to be horizontally connected to the elevating means 200. The upper moving means 300 is connected to the elevating means 200, A multistage sorting and feeding means 400 for guiding the basket B moved through the basket B to be classified according to the residence according to the barcode C and a control means for causing the multistage sorting and moving means 400 to recirculate the basket B And a second entrance means 700 for inclining at a predetermined angle and allowing an operator to enter and transfer the work path from the lower movement means 200 to another work path is provided .

The automatic sorting and sorting conveying apparatus includes a series of process joining conveyors and respective devices arranged in order according to a work order or sorting process, and a basket (B) is moved A plurality of independent roller conveyors connected to each other to allow the roller conveyors to enter the working stage, and a common motor, a chain, a roller, and other belts so that the roller conveyors can be driven, have.

On the other hand, the bar code C corresponding to the postal code of the postal matter is attached to the upper end surface of the basket B, and the bar code C is changed and used And the barcode sensor 130 or 421 automatically determines the barcode C in the residence area of the postal matter.

The overall operation state of the automatic sorting and conveying device of the mail sorting structure is as follows. First, according to the postal code, the postal matter classified according to the place of residence is packed, and the basket (B) in which the barcode The worker who is disposed in the lower transfer means 100 and the second entry means 700 of the automatic sorting transfer apparatus as an entrance of the present invention seats the basket B. [

As described above, the basket B is moved by the lower feeding means 100 and the second entering means 700, which are the first entry paths of the automatic sorting and feeding apparatus. At this time, in consideration of the working space and the utilization of the space, An upper conveying means 300 having a predetermined height from the lower conveying means 100 is provided at the end of the means 100 and a basket B The lifting and lowering means 200 is provided.

Therefore, the basket B, which is moved through the lower conveying means 100, is smoothly conveyed to the upper conveying means 300 through the elevating means 200. At this time, the lower conveying means 100 If the loading of the entering basket (B) is exceeded, a continuous collision occurs to the lifting means (200).

Accordingly, the operator can take the gap between the baskets B into account, taking into consideration the operating state of the lifting unit 200, and then entering the lower transporting unit 100 to prevent the collision. The basket B moving to the upper conveying means 300 reaches the multistage conveying means 400 through the inclined conveyor 410 and the horizontal conveyor 420 which are downwardly inclined by a predetermined angle.

At this time, the bar code C of the basket B moved by the bar code detecting center 421 installed on the oblique conveyor 410 is judged. When it is judged that the bar code C is located, And the basket B is moved and stacked while being guided by the stacking conveyor 430 by the stacking conveyor 430. The basket B stacked on the stacking conveyor 430 is moved by the operator to the postal conveyance car It will be delivered to the address. For example, when the load capacity of the loading conveyor 430 is exceeded, the direction switching means 500 is stopped and circulated by the recirculating conveying means 600.

At this time, when the basket B desires to change directions, the direction switching means 500 is installed at each position, so that the direction of the basket B is easily changed and then moved.

2 (a), 2 (b), and 2 (c) illustrate an example of the overall elements of the present invention, The lower conveying means 100 is a general conveyor in which a roller interlocked with a motor is wound on a roller and the roller is rotated in one direction R). On the conveyor R, the worker primarily controls the advancement and the transfer of the basket C to the advancement of the basket B according to the work conditions, The stoppers 110a and 110b are installed in a state of being spaced apart from each other by a predetermined distance so as to temporarily stop the stoppers 110a and 110b. Separated by The conveyor R provided with the stoppers 110a and 110b is brought into contact with and closely contacted by the basket B proceeding in the on state in which the basket B is continuously positioned in the sensing sensor 120 and continuously sensed for a predetermined time, Thereby preventing continuous collision between the baskets B and collision with the lifting means 200. [

For example, the technique that the stoppers 110a and 110b are electrically short-circuited while the stoppers 110a and 110b are electrically short-circuited, and the stoppers 110a and 110b are contacted to corresponding electrodes when the stoppers 110a and 110b rotate downward, And can be changed at any time.

A barcode detection sensor 130 is installed on the side of the conveyor R between the position sensor 120 and the stopper 110a to detect the barcode C attached to the basket B. The sensor 130 is provided so as to be able to read the bar code C of the basket B divided into large or small according to the size of the sensor 130 in a vertical step.

The first, second, third, and fourth guide drums 240, 242, 242, and 243 are horizontally spaced apart from each other at an upper portion of the elevating unit 200. The third guide drum 242 is connected to the fourth guide drum 243 by a drive shaft 213. The third guide drum 242 is connected to the guide drum 242 via a chain 211, First, second, third, and fourth main drums 220, 221, 222, and 223 are installed vertically downward and apart from the third and fourth guide drums 242 and 243 and horizontally spaced apart from the third and fourth guide drums 242 and 243, The first and second main drums 220 and 221 and the third and fourth main drums 222 and 223 are connected to each other by driving shafts 224 and 225 so as to be interlocked with each other.

The first, second, third, and fourth auxiliary drums 230, 231, 232, and 233 are installed at upper portions spaced apart from the first, second, third, and fourth main drums 220, 221, 222, The outer surface of the first auxiliary drum 230, the first guide drum 240 and the third guide drum 242 from the outer side of the third main drum 222 and the constant tread groove 254 in the upper and lower surfaces of the third main drum 222 And the first timing belt 250 which is continuously formed is wound.

The second auxiliary drum 231, the second guide drum 241 and the outer surface of the fourth guide drum 243 are provided on the outer surface of the second main drum 221. On the fourth main drum 223, The timing belt 251 is provided in a state in which the timing belt 251 is wound and the first main drum 220, the third auxiliary drum 232, the third guide drum 242, The third main drum 22 and the third and fourth timing belts 252 and 253 are connected to the second main drum 221, the fourth auxiliary drum 233, the fourth guide drum 243 and the fourth main drum 223, ) Are wound.

A plurality of rods 261 are connected to the space between the third and fourth timing belts 252 and 253 by a flexible connecting member 262 having a predetermined elasticity, And a protrusion 263 protruding from both sides of the feed grill 260 by a predetermined length is provided in the feed grill 260. The protrusion 263 protruding from both sides of the feed grill 260 is horizontally And a protrusion 263 protruding from both sides of the conveyance grille 260 is inserted into the fixing holes 255 of the corresponding third and fourth timing belts 252 and 253 and the third and fourth timing belts 252 and 253 The fixing holes 255 'of the first and second timing belts 250 and 251 are inserted and fixed.

The basket B moving through the lower conveying means 100 is placed on the conveying grill 26 of the elevating means 200. When the stopping means 200 is stopped The first, second, third, and fourth timing belts 250, 251, 252, and 253, which are wound in the interlocked state, when the third and fourth guide drums 242 and 243 are raised and rotated according to the operation of the driving motor 212, The projecting portion 263 projected on both sides of the conveying grill 260 is raised in accordance with the upward rotation of the third and fourth timing belts 252 and 253, The projecting portion 263 protruding from the upper conveying means 300 is raised according to the upward rotation of the first and second timing belts 250 and 251 so that the conveying grill 260 is horizontally raised as a whole, When the conveying grill 260 is lowered, the first and second, The timing belts 250, 251, 252, and 253 are rotated in the opposite direction to be lowered.

FIGS. 3 (a) and 3 (b) illustrate how the basket B is moved from the second entry means 700 and the upper transfer means 300 to the re-transfer means 600 A direction changing means 500 is provided at a portion where the direction of the mutual traveling of the conveyors intersects to move the conveying means 500. The direction changing means 500 firstly moves the conveying means Each of the frames 510 is installed and fixed and a guide rail 520 having a predetermined curvature is provided between the frames 510. A hinge portion 523 is formed at a central outer surface portion of the guide rail 520, A link 535 having a predetermined horizontal length is provided in a connected state and the other end of the link 535 is connected via a hinge portion 522 to a frame 510 which is in close contact with the link 535 The basket (B) is moved to both ends of the guide rail (520) And a collision. To absorb the shock of the impact contact member 521 of the plastic material of this and due to the rotation of the lower direction corresponds to a close-up frame 510 is attached. Is fixed.

The top and bottom surfaces of the frames 510 support the impact member 521 when the guide rail 520 is moved up and down and the moving distance of the guide rail 520 is varied A hinge portion 534 is formed at the other end of the link 535 to actuate the turning operation of the guide rail 520 in the upward and downward directions by hydraulic pressure The lower end of the air cylinder 530 is connected to the hinge portion 531 of the bracket 532 fixed to the lower end of the frame 510. The hinge portion 531 of the bracket 532 is fixed to the lower end of the frame 510, And is connected and fixed through a cable.

On the other hand, the position detecting sensor 536 is installed on both sides of the conveyor before switching the direction switching unit 500 to detect the position of the basket B, The rotation roller 537 is made of synthetic resin so as to freely rotate.

When the basket B moved along the conveyor is sensed while passing through the position detection sensor 536 installed on the conveyor, the load of the rod 530 of the air cylinder 530 533 are retracted to pull the link 535 connected to the hinge portion 534 in the downward direction so that the guide rails 535 are connected to the link 535 with the hinge portion 522 of the link 535 as the center, The guide rail 520 is moved downward by a predetermined angle? With respect to the hinge parts 523 connected to each other.

When the guide rails 520 are lowered, the basket B in which the conveyor is moving comes into contact with the rotation rollers 537 provided on the corresponding surfaces of the guide rails 520, The basket B is rotated at 90 ° according to the entry speed of the basket B while freely rotating.

In addition, when the basket B contacts the rotating roller 537 of the guide rail 520, the impact member 521 provided on both sides of the guide rail 520 alleviates / absorbs the impact, It is possible to prevent the rail 520 from vibrating and impacting due to contact with the setting piece 511 for setting the moving distance in the upward and downward directions, thereby preventing smooth operation and breakage of the guide rail 520.

As described above, the basket B which moves in and out through the second entry means 700 and the upper transfer means 300 is changed in direction by the direction switching means 500 installed in the element of the recirculation / The multistage sorting and conveying means 400 will be described with reference to FIGS. 4 (a), 4 (b) and 4 (c) The position detection sensor 411 is installed on the inclined conveyor 410 as an initial entrance portion to sense the position of the inserted basket B and then connected to the inclined conveyor 410 A horizontal conveyor 420 is installed and a barcode sensor 421 and a position sensor 422 are provided at the entrance of the horizontal conveyor 420 spaced apart from the position sensor 411 by a predetermined distance And the position sensor 422 A plurality of stacking conveyors 430 are arranged on the horizontal conveyor 420 spaced apart from each other by a predetermined distance.

A direction switching unit 500 for switching the direction of the basket B to 90 degrees is provided at a portion where the horizontal conveyor 420 and the loading conveyor 430 are connected to each other. The rotary drum 431 is connected to the coupling portion 432 by a coupling 432 so as to load the basket B moved from the horizontal conveyor 420. The other end of the coupling 432 And is connected to a drive motor 433.

A position sensing sensor 434 is provided at a predetermined position on the loading conveyor 430 to detect the loading capacity of the loaded basket B. The other end of the loading conveyor 430 is provided with a basket The friction drum 435 is provided on the bottom surface of either roller 436 of the plurality of rollers 436 so as to be in tight contact with the bottom surface of the two rollers 436. The friction drum 435 is provided on both sides And the support springs 438 provided at the opposite ends of the horizontal support 439 are fixed on the loading conveyor 430 in such a manner as to be rotatable about the center hinge 440 of the horizontal support 439 provided on the loading conveyor 430. [ The friction drum 435 interlocks with the two rollers 436 interlocked with each other due to the action of the resilient force of the support spring 438 to rotate the roller 436 Decelerating, When the gasket (B) passes through the two rollers 436 has to be moved in a state where the speed is decelerated.

The direction switching unit 500 installed between the horizontal conveyor 420 and the loading conveyor 430 has the same configuration as that described above, so that a duplicate description will be omitted and a description of the operation will be omitted. When the finally moved basket B is downwardly moved downward through the inclined conveyor 410, the position sensor 411 installed on both sides of the inclined conveyor 410 senses the inclined conveyor 410, It is temporarily stopped.

The reason for this is that the horizontal conveyor 420 is driven to be slower than the inclined conveyor 410 in order to correctly read the bar code C of the incoming basket B so that the gap between the baskets B is narrowed, .

The barcode C of the basket B is sensed while the basket B passes through the barcode sensor 421 installed at the beginning of the horizontal conveyor 420 to detect the position of the barcode C corresponding to the barcode C, And when the basket B is continuously moved and detected while passing through another position detection sensor 422, the loading conveyor 430 already designated for each residence read by the bar code C is read, Only the guide rails 520 of the direction switching means 500 corresponding to the guide rails 520 are moved downward as described above so that the basket B is mounted on the corresponding guide rails 520 on the rotating rollers 537 And the direction is changed.

The rotating drum 431 installed at the entrance is rotated by the driving motor 433 interlocked with the con- figuration 432 to move the basket B Is loaded on the loading conveyor 430 and the loading conveyor 430 is tilted by a predetermined angle δ so that the basket B is moved at this high speed and the basket The friction drum 435 is brought into close contact with the surface of the fixed roller 436 at the other end of the loading conveyor 430 in order to prevent the speed of the basket B when the basket B passes through the roller 436 The speed of progress is reduced and the occurrence of impact is reduced. The basket B loaded on the loading conveyor 430 is moved to the address by the operator.

The position detection sensor 434 installed on the loading conveyor 430 detects the amount of the basket B loaded on the loading conveyor 430 so that the warning light corresponding to the loading conveyor 410 The guide rails 520 of the direction switching means 500 are set to the continuous upward movement of the guide rails 520 so that the moving basket B is moved upward And is continuously circulated through the recirculating moving means 600.

In this way, the automatic mail sorting and conveying device can reduce the work force, reduce the work time, and can increase the work load in a short period of time in a short period of time by constructing an automated line instead of relying on the manpower, So that the workability can be improved.

Claims (6)

A lower conveying means 100 driven by a motor, a chain and a roller so as to be able to be driven by a plurality of independent conveying means, a lifting means 200 for lifting a basket B which has entered the lower conveying means 100, An upper conveying means 300 composed of a conveyor for conveying the basket B moved to a predetermined height by the elevating means 200 and a basket B guided through the upper conveying means 300 And a direction switching means 500 for switching the direction to 90 degrees from the upper conveying means 300 and the multi-stage sorting conveying means 400. The multi-stage sorting and conveying means 400 includes: Wherein the automatic mail sorting and conveying device comprises: The apparatus according to claim 1, wherein a plurality of stoppers (110a, 110b) are provided on the conveyor (R) of the lower conveying means (100) at regular intervals to temporarily stop the moving basket (B) A position sensing sensor 120 for sensing the position of the basket B is installed on a side of the bar sensor 110a spaced from the sensor 110a by a predetermined distance. And a bar code detection sensor (130) for detecting a bar code of the mail item. The automatic sorting and feeding device according to claim 2, wherein the bar code detecting sensor (130) is vertically spaced apart by a predetermined distance so as to detect the basket (B) of different sizes. The method of claim 1, wherein the first, second, third, and fourth guide drums (240, 241, 242, 243) are horizontally spaced apart from each other at an upper portion of the elevation means (200) The third guide drum 242 is connected to the fourth guide drum 243 through a drive shaft 213 and the second guide drum 242 is connected to the second guide drum 243 via a chain 211. [ The first, second, third, and fourth main drums 220, 221, 222, and 223 are installed vertically downwardly and spaced apart from the third and fourth guide drums 242 and 243 and horizontally spaced apart from each other. The drum 220 and the drum 220 are connected to each other by driving shafts 224 and 225 so as to be interlocked with each other between the third and fourth main drums 222 and 223. The upper portions spaced inward of the first, First, second, third and fourth auxiliary drums 230, 231, 232 and 233 are provided on the outer circumferential surface of the first main drum 220. The first auxiliary drum 230, the first guide drum 240, The first timing belt 250 is wound around the outer drum 242 and the third main drum 222. A second auxiliary drum 231 is wound around the outer side of the second main drum 221, The second guide drum 241 and the fourth guide drum 243 and the fourth main drum 223 are wound with a second timing belt 251. The first and second timing belts 251, The third main drum 223, the second main drum 221, the fourth auxiliary drum 232, the third guide drum 242, the third auxiliary drum 223, The third and fourth timing belts 252 and 253 are wound around the first and second guide belts 233 and 243 and the fourth main drum 223 and the space between the third and fourth timing belts 252 and 253 A protrusion 263 protruding from the front side of the feed grill 260 is inserted and fixed in the fixing holes 255 of the third and fourth timing belts 252 and 253 horizontally corresponding to the front side of the feed grill 260, The protrusions 263 protruding from both sides interfere with the third and fourth timing belts 252 and 253 The timing of the non-support position and second fixing hole (255 ') inserted in the belt (250 251). Priority mail conveying device, characterized in that it is fixed. The direction changing device according to claim 1, wherein the direction switching device (500) includes a frame (510) having a predetermined height formed on and fixed to both sides of each of the crossed conveyors, A guide rail 520 is provided and a link 535 having a predetermined horizontal length is provided at a central outer surface portion of the guide rail 520 so as to be connected to the hinge portion 523, The other end of the guide rail 520 is connected to the frame 510 which is in close contact with the other end of the guide rail 520 via a hinge portion 522, A shock member 521 made of a synthetic resin material is attached and fixed in order to absorb an impact due to the contact with the frame 510 due to the rotation of the link 535. At the other end of the link 535, 534, The lower end of the air cylinder 530 is connected to the hinge portion 531 of the bracket 532 fixed to the lower end of the frame 510. The lower end of the air cylinder 530 is connected to the rod 533 of the air cylinder 530. Wherein the automatic sorting and conveying device comprises: The position detection sensor (411) is installed on the inclined conveyor (410), which is an initial entry position of the multi-stage sorting and conveying means (500), to detect the position of the inserted basket (B) A horizontal conveyor 420 is provided in a state of being connected to the inclined conveyor 410 and a barcode sensor 421 and a barcode sensor 422 are installed at the entrance of the horizontal conveyor 420 spaced apart from the position sensor 411 by a predetermined distance. A plurality of conveying belts 420 are disposed on the horizontal conveyor 420 spaced apart from the position sensor 422 by a predetermined distance so as to be perpendicular to each other, A position sensing sensor 434 is installed at a predetermined position of the loading conveyor 430 in order to grasp the loading capacity of the loaded basket B and a corresponding loading conveyor 43 0 is provided with a friction drum 435 in a state of being in tight contact with the bottom surface of any two of the rollers 436 among the plurality of rollers 436 in order to decelerate the moving speed of the basket B, The friction drums 435 are coupled to rotate about the center hinges 440 of the horizontal supports 439 provided on both sides of the friction stirrer 435. Support springs 438 are installed on the opposite ends of the horizontal supports 439, Is mounted and fixed on the loading conveyor (430).