KR100665381B1 - System for loading pallet with board - Google Patents

Abstract

A board plank loading system is provided to reduce the labor waste and increase the working efficiency by automatically loading a board plank such a corrugated cardboard on a pallet. A board plank loading system comprises a pallet supply device(200) transmitting a pallet to the loading position; and a stacker device(300) accumulating a board plank bulk on the upper surface of the pallet. The stacker device is composed of a right and left direction arrangement unit(360) transmitting the brought board plank, forming plural rows or columns by moving the board plank to right and left directions; a reversing turn table unit(380) forwardly and reversely rotating in turns the board plank bulk fed from the right and left direction arrangement unit; a centering unit(400) pressurizing both sides of the board plank bulk fed from the reversing turn table unit to arrange the board plank bulk at the center; and a stacker(310) accumulating the board plank bulk brought from the centering unit on the upper surface of the pallet positioned at the loading position.

Description

Plate loading system {SYSTEM FOR LOADING PALLET WITH BOARD}

1 is a front view showing the configuration of a sheet loading system according to the present invention,

2 is a plan sectional view of FIG. 1;

3 is a cross-sectional view taken along line III-III of FIG. 2 showing an enlarged pallet unit supply unit and a pallet pedestal constituting the present invention;

Figure 4 is a plan view showing in detail the floor supply unit constituting the present invention,

5 is a cross-sectional view taken along line V-V of FIG.

6 is a front sectional view showing in detail the pre-stacker constituting the present invention;

7 is a plan view showing in detail the pre-stacker,

8 is a sectional view taken along line X-VIII of FIG. 6 showing the pre-stacker in detail;

Figure 9 is a front sectional view showing in detail the left, right direction arrangement unit constituting the present invention,

10 is a plan view showing in detail the left, right direction arrangement unit;

FIG. 11 is a sectional view taken along the line XI-XI of FIG. 9 showing the left and right disposition units in detail; FIG.

12 is a front sectional view showing in detail a turntable for inversion constituting the present invention;

13 is a plan view showing in detail the turntable for inversion,

14 is a front sectional view showing in detail the centering unit and the sheet paper supplying unit constituting the present invention;

15 is a plan view showing in detail the centering unit and the sheet paper supply unit constituting the present invention;

16 is a side cross-sectional view showing in detail the slip sheet supply unit;

17 is a front sectional view showing in detail the stacker constituting the present invention;

18 is a side sectional view showing the stacker in detail.

♣ Explanation of symbols for main part of drawing ♣

100: controller 200: pallet feeder

210: loading conveyor 220: single feed unit

222: frame 224: stop plate

230: conveying conveyor 240: floor supply unit

242: frame 244: floor support

245: adsorption unit 246: vertical motion carriage

247: horizontal motion carriage 250: pallet stand

260: lifting plate 262: vertical guide rail

264: chainwheel 265: chain

267: drive motor 270: rotation axis

272: drive motor 300: stacker device

310: pre-stacker 312: frame

314: roller conveyor 315: stop plate

320: lifter 322: first lift finger

324: second lift finger 360: left, right arrangement unit

362: frame 364: roller conveyor

365: belt conveyor 377: stop plate

380: inversion turntable unit 382: frame

384: first belt conveyor 385: second belt conveyor

386: receiving groove 387: grid turntable

387a: horizontal beam 387b: new beam

390: guide rail 392: lifting plate

394: bellows-type airbag 395: air pump

396: vertical axis of rotation 397: rotary gear

398: rotary motor 400: centering unit

402: frame 404: roller conveyor

405: stop plate 406: pneumatic cylinder

407: first push plate 408: second push plate

430: slip sheet supply unit 432: frame

434: ice sheet support 435: adsorption unit

436: vertical motion carriage 437: horizontal motion carriage

440: stacker 442: loading conveyor

444: lifting plate 460: first fork

462: second fork 468: transfer table

470: unloading conveyor

The present invention relates to a sheet loading system, and more particularly, to a sheet loading system for efficiently loading a plate, such as corrugated cardboard on a pallet.

Plate materials such as corrugated cardboard are generally loaded in multiple stages on a pallet and transported by a forklift for efficiency and convenience of transportation. By the way, in order to load a plate, such as corrugated cardboard on the upper surface of the pallet in multi-stage, the operator has to select the pallet, and then pick up the plate on the upper surface of the selected pallet has been pointed out disadvantages. This drawback not only causes human waste but also delays the transportation of the plate (hereinafter referred to as "corrugated cardboard" as an example), which causes a decrease in work efficiency.

Therefore, the present invention has been made to solve the above disadvantages, the purpose is to configure a plate such as corrugated cardboard to be efficiently loaded on a pallet plate to improve the work efficiency while reducing human waste as much as possible To provide a loading system.

In order to achieve the above object, the present invention includes a pallet supply device for supplying a pallet to a stacking position, and a stacker device for stacking sheet bundles on an upper surface of the pallet fed to the stacking position, wherein the stacker device includes an introduced sheet material. A left and right arrangement unit for transferring the bundle and moving the left and right directions into a plurality of rows and columns; An inverting turntable unit for rotating the plate bundles transferred from the left and right arrangement units at a predetermined angle in a forward and reverse direction; A centering unit for pressing and aligning both sides of the plate bundles transferred from the turntable unit for reversal to the center; And a stacker for stacking the sheet bundles introduced from the centering unit on the upper surface of the pallet disposed at the loading position.

And the system of the present invention, a pre-stacker for stacking the sheet bundle introduced into the left, right direction placement unit in two stages in advance, and a paper sheet supply unit for supplying the interlayer paper to the upper surface of the sheet bundle introduced into the centering unit It is further provided.

And the pallet supply apparatus, and a loading conveyor for introducing the pallet pile; A single supply unit for supplying the loaded pallet stacks one by one; A pallet stand for supporting the pallets individually supplied; And lifting means for raising the pallet stand so that the pallet can be raised to a stowed position and gradually lowering the pallet stand whenever the stacker stacks the plate bundle onto the pallet.

Best Mode for Carrying Out the Invention Preferred embodiments of the sheet loading system according to the present invention will be described in detail with reference to the accompanying drawings.

First, as shown in FIG. 1 and FIG. 2, the loading system of the present invention includes a controller 100. The controller 100 is for controlling the system, and includes a control board (not shown) and a plurality of operation buttons.

And the loading system of this invention is equipped with the pallet supply apparatus 200 which supplies the pallet P1, and the stacker apparatus 300 which laminates the corrugated cardboard bundle C on the supplied pallet P1.

Looking at this in turn, the pallet supply apparatus 200 has a loading conveyor 210 for introducing a pallet pile (P) as shown in FIG. The loading conveyor 210 is composed of a roller conveyor and transfers the pallet pile P introduced to one side to the other side.

On the other hand, on the loading conveyor 210, a single supply unit 220 for supplying the loaded pallet stack (P) one by one is installed. The single feeding unit 220 is moved by the frame 222, a stop plate 224 disposed perpendicular to the frame 222 so as to limit the movement of the loaded pallet pile P, and the stop plate 224. Among the limited pallet piles P, it comprises a lifting means for raising and lowering the stop plate 224 to a predetermined height so as to allow movement only of the lowermost pallet P1.

In particular, the elevating means is a pair of sliders which are installed to be elevated along the guide rails 225 while supporting both guide rails 225 installed perpendicular to the frame 222 and both sides of the stop plate 224. 227 and a lift cylinder 228 for raising and lowering the pair of sliders 227 up and down.

According to such a single supply unit 220, the movement of the pallet pile (P) through the stop plate 224 is limited, by raising the stop plate 224 periodically through the lifting means only the lowest pallet (P1) Supply one by one.

Referring again to FIGS. 1 and 2, the pallet feeder 200 has a transfer conveyor 230 for transferring individual pallets P1 discharged from the loading conveyor 210. The transfer conveyor 230 is a roller conveyor, as shown in FIG. 3, to transfer the individual pallets P1 to the other side.

And the pallet supply device 200, the floor paper supply unit 240 for supplying the floor 10 to the upper surface of the pallet (P1) to be transported along the transfer conveyor 230, as shown in Figure 4 and 5 It is provided.

The flooring supply unit 240 includes a frame 242 and a floor support 244 installed on the frame 242 so that the floor 10 can be stacked, and a floor supported by the floor support 244. A suction unit 245 capable of absorbing the edge 10, a vertical movement carriage 246 capable of vertical movement up and down in the state in which the suction unit 245 is supported, and a vertical movement carriage 246 are supported. Is composed of a horizontal movement carriage 247 that can be horizontally moved between the upper portion of the conveying conveyor 230 and the bottom support 244.

The adsorption unit 245 is composed of a body 245a, a plurality of adsorption nozzles 245b provided on the lower surface of the body 245a, and a vacuum pump 245c connected to the adsorption nozzles 245b. The adsorption unit 245 adsorbs the floor 10 supported by the floor support 244 one by one, and is adsorbed on the upper surface of the pallet P1 disposed on the conveyer 230. Desorb adsorbed (10). Therefore, the floor paper 10 is supplied to the upper surface of the pallet P1.

The vertical movement carriage 246 is installed on the horizontal movement carriage 247 to move up and down in a state of supporting the adsorption unit 245. Therefore, the adsorption unit 245 which adsorbs the bottom 10 is raised to the upper side, and the adsorption unit 245 which adsorbs the bottom 10 is lowered downward to bring the adsorbed unit 245 closer to the upper surface of the pallet P1. Here, the vertical motion carriage 246 is vertically moved by the pneumatic cylinder 248.

The horizontal motion carriage 247 is installed to be horizontally movable along the guide rail 242a of the frame 242 while supporting the vertical motion carriage 246. In particular, the horizontal movement between the upper portion of the conveying conveyor 230 and the upper portion of the bottom support 244, thus moving the adsorption unit 245 installed on the vertical movement carriage 246 to the upper conveying 230 or The floor support 244 is moved to the top.

Here, the horizontal movement carriage 247 is a horizontal movement by the horizontal movement means, the horizontal movement means is mounted to the rack gear 249a and the rack gear 249a is installed in the frame 242 horizontal movement carriage 247 ) And a drive motor 249c for rotating the pinion gear 249b forward and backward.

According to the bottom ground supply unit 240 of this configuration, the bottom ground 10 stacked on the ground support 244 is adsorbed one by one, and then the adsorbed bottom ground 10 is disposed on the transfer conveyor 230. It serves to supply the upper surface of the pallet (P1). In particular, when the cardboard bundle C is stacked on the top surface of the pallet P1 by supplying the bottom paper 10 to the top surface of the pallet P1, the bottom paper 10 is formed on the bottom surface of the cardboard bundle C. It can be arranged, and thus the corrugated bundle C can be stacked more stably.

Referring again to FIGS. 2 and 3, the pallet supply apparatus 200 has a pallet pedestal 250 for receiving and supporting the pallet P1 discharged from the transfer conveyor 230. The pallet pedestal 250 is provided with a roller conveyor 252 on its upper surface. The pallet pedestal 250 introduces the pallet P1 discharged from the transfer conveyor 230 and then waits.

And the pallet supply apparatus 200 is equipped with the lifting means which raises and lowers the pallet stand 250 so that it may descend gradually in the state which raised the pallet P1 supported by the pallet stand 250 to predetermined height.

The elevating means includes an elevating plate 260 supporting the pallet base 250 and a towing means for towing the elevating plate 260 upward.

The lifting plate 260 is configured to support the bottom surface of the pallet pedestal 250 and is configured to be liftable between the upper loading position E and the lower lowering position F along the vertical guide rail 262. .

Towing means is a chain wheel 264 installed on the vertical guide rail 262, a chain 265, one end is fixed to the elevating plate 260, the other end is wound around the chain wheel 264, and the chain 265 It consists of a forward and reverse drive motor 267 is installed in the frame 262a so as to pull).

This towing means raises the elevating plate 260 by pulling the chain 265 upward with the drive motor 267 and the chain wheel 264, and thus the pallet stand 250 is loaded at the lowered position (F). Raise to (E). Then, by gradually rotating the drive motor 267 in the reverse direction, the chain 265 is gradually released to lower the pallet pedestal 250 from the loading position E to the lowering position F. FIG.

Here, the corrugated cardboard bundle C is laminated | stacked on the pallet P1 of the pallet base 250 which raised to the loading position E by the stacker apparatus 300 mentioned later. And as the descending gradually to the lowered position (F) of the lower portion of the corrugated cardboard bundle (C) is stacked on top of each other.

On the other hand, the pallet pedestal 250 is rotatably installed. This is because the fork hole is formed in the pallet P1 placed on the pallet pedestal 250 so that the fork hole is aligned forward.

Thus, for rotating the pallet pedestal 250, it is provided with a rotating means. The rotating means includes a rotating shaft 270 rotatably installed on the elevating plate 260 while supporting the pallet stand 250, and a driving motor 272 for rotating the rotating shaft 270, respectively. In particular, the drive motor 272 is connected to the rotation shaft 270 by a chain mechanism 274.

Next, looking at the stacker device 300 for laminating the corrugated cardboard bundle (C) on the pallet (P1) raised to the stacking position (E) as follows.

First, referring to FIGS. 1 and 2, the stacker device 300 includes a prestacker 310 that primarily stacks the corrugated cardboard bundles C introduced individually. The pre stacker 310 includes a frame 312 and a roller conveyor 314 installed on an upper surface of the frame 312 as shown in FIGS. 6 to 8.

The roller conveyor 314 is provided with feed rollers 314a arranged in a line, and conveys the corrugated cardboard bundle C introduced to one side to the other side.

In addition, the pre-stacker 310 is a stop plate 315 which is installed on the frame 312 so as to lift and lower the corrugated cardboard bundle C moving to the other side, and a pneumatic cylinder which lifts and stops the stop plate 315. 316.

In particular, the stop plate 315 is to move up and down between the lower preparation position (G) and the upper blocking position (H), in the preparation position (G) to allow the movement of the corrugated cardboard bundle (C), the blocking position ( H) limits the movement of the corrugated cardboard bundle (C).

And the pre-stacker 310 is provided with a lifter 320 for lifting the corrugated cardboard bundle (C) limited to the movement by the stop plate 315. The lifter 320 is provided between both of the first and second lift fingers disposed between the transfer rollers 314a to lift the cardboard bundle C upward while supporting both bottom surfaces of the cardboard bundle C. 322, 324, and lifting means for lifting and lowering the first and second lift fingers 322, 324.

Each of the first and second lift fingers 322 and 324 is a plurality of "a" shaped structures, and the lifting motion between the lower preparation position (I) and the upper rising position (J), the preparation position (I) The corrugated cardboard bundle C is raised while raising and lowering from the to the rising position J. FIG. Therefore, the corrugated cardboard bundle C 'subsequently introduced may be disposed below the corrugated cardboard bundle C that is raised upward.

The elevating means is an elevating plate capable of elevating along the guide rails 330 while supporting the guide rails 330 vertically installed on both sides of the frame 312 and the first and second lift fingers 322 and 324. 332, and a towing means for towing the lifting plate 332 to the top. In particular, the towing means is a chain wheel 334 is installed on the frame 312, one end is fixed to the elevating plate 332, the other end of the chain 335 is wound around the chain wheel 334, and the chain 335 It consists of a drive motor 337 is installed in the frame 312 to pull ().

This lifting means lifts the lifting plate 332 by pulling the chain 335 upward with the drive motor 337 and the chain wheel 334, thus preparing the first and second lift fingers 322, 324. It raises from the position (I) to the rising position (J). Here, when the driving motor 337 is rotated in the reverse direction, the first and second lift fingers (322, 324) are lowered from the raised position (J) to the ready position (I), thereby lifting the corrugated cardboard bundle ( Place C) on the lower cardboard bundle (C). As a result, the corrugated cardboard bundles C are stacked in two stages.

On the other hand, the pre-stacker 310 is separated from the bottom of the cardboard bundle (C) the first and second lift fingers (322, 324) supporting the bottom of the cardboard bundle (C) as shown in FIG. It is provided with a spacing means for adjusting the spacing of the first and second lift fingers (322, 324).

The gap adjusting means includes first and second sliders 340 and 342 installed relative to the lifting plate 332 in a state in which the gap adjusting means supports the first and second lift fingers 322 and 324, respectively, The first slider 340 and the second slider 342 relative movement means are configured.

In particular, the relative movement means is a rotary shaft 344 installed on the elevating plate 332 to be rotatably disposed between the first slider 340 and the second slider 342 as shown in Figure 7 and 8 and; , Both sides of the elevating plate 332 so as to correspond to the first and second drive chain wheels 345 and 346 and the first and second drive chain wheels 345 and 346 spaced apart from each other by the rotation shaft 344. The first and second driven chain wheels 347 and 348 and the first driving chain wheel 345 and the first driven chain wheel 347 are mounted on the upper driving portion 349a. The first chain 349 fixed to the slider 340, the second drive chain wheel 346 and the second driven chain wheel 348 is wound around the lower running portion 350a is the second slider 342 ) And a driving motor 352 for rotating the rotating shaft 344 forward and reverse so that the first and second chains 349 and 350 travel.

According to this relative movement means, the rotating shaft 344 is rotated forward. Then, the first and second drive chain wheels 345 and 346 fixed to the rotation shaft 344 are rotated in the forward direction. When the first and second drive chain wheels 345 and 346 rotate in the forward direction, the first and second chains 349 and 350 wound thereon also travel in the forward direction. At this time, since the upper running portion 349a and the lower running portion 350a of the first chain 349 and the second chain 350 move relative to each other, the first slider 340 and the second slider fixed thereto are fixed. 342 is also relative, and the first and second lift fingers 322 and 324 supported thereto are also relative to each other. As a result, since the first and second lift fingers 322 and 324 move relative to each other, the first and second lift fingers 322 and 324 are separated from the bottom of the corrugated cardboard bundle C while the gap is widened. , Therefore, the cardboard bundle (C) at the top of the cardboard bundle (C) on the bottom.

Here, the spaced apart first and second lift fingers 322 and 324 are of course narrowed again by the gap adjusting means. The relative movement means of the gap adjusting means is provided with a pair on both sides of the rotating shaft (344).

According to the pre-stacker 310 of such a configuration, after stopping the introduced cardboard bundle (C), it is raised to the top to place a subsequent cardboard bundle (C) to the bottom, and then again the cardboard bundle (C) of the upper ) By placing on the lower cardboard bundle (C) serves to stack the cardboard bundle (C) in two stages.

Referring again to FIGS. 1 and 2, the stacking system of the present invention moves the corrugated cardboard bundles C transferred from the pre-stacker 310 to the left and right directions while advancing the plurality of columns and rows ( It is provided with a left, right direction arrangement unit 360 for making.

The left and right disposition units 360 include a frame 362 and a roller conveyor 364 installed on an upper surface of the frame 362 as illustrated in FIGS. 9 to 11. The roller conveyor 364 includes transfer rollers 364a arranged in a line at intervals, and transfers the corrugated cardboard bundle C introduced to one side to the other side.

And the left and right arrangement unit 360 is provided with a left, right moving means for moving the corrugated cardboard bundle (C) to the other side to the left, right. The left and right moving means extends the plurality of belt conveyors 365 disposed in the transverse direction between the transfer rollers 364a and the plurality of belt conveyors 365 more than the upper surface of the transfer rollers 364a. It consists of lifting means for lifting up and down.

The belt conveyor 365 is a multi-conveyor, protrudes upward by elevating means to be described later, and thus moves the cardboard bundle C conveyed along the conveying rollers 364a to the left or the right.

The lifting means includes a guide rail 370 vertically installed at both sides of the frame 362, a lifting plate 372 capable of lifting up and down along the guide rail 370 while supporting a plurality of belt conveyors 365, and It is composed of a pulling means for towing the lifting plate 372 to the top. In particular, the towing means is a chain wheel 374 installed on the frame 362, a chain 375, one end of which is fixed to the elevating plate 372, the other end of which is wound around the chain wheel 374, and the chain 375 It consists of a drive motor 376 which is installed in the frame 362 to pull ().

The elevating means lifts the elevating plate 372 by pulling the chain 375 upward with the driving motor 376 and the chain wheel 374, and as a result of elevating the elevating plate 372, a plurality of belt conveyors ( 365 is raised to protrude more than the upper surface of the feed roller (364a). Accordingly, the plurality of belt conveyors 365 move the corrugated cardboard bundles C left and right.

Here, when the driving motor 376 is rotated in the reverse direction, the belt conveyor 365 is lowered and concealed to the lower side of the transfer roller 364a, so that the corrugated cardboard bundle C moved in the left and right directions is advanced again.

On the other hand, the left and right arrangement unit 360 is provided with a stop plate (377) capable of blocking the corrugated cardboard bundle (C) to move forward in the left, right direction. The stop plate 377 is installed on the frame 362, and is installed to move up and down, and is lifted up and down by the pneumatic cylinder 378.

The stop plate 377 blocks the corrugated cardboard bundles C which are continuously transported in a state in which they are moved in the left and right directions for a predetermined time, so that the rows of corrugated cardboard bundles C having different positions in the left and right directions are provided. ) And sort the columns.

Referring back to Figures 1 and 2, the loading system of the present invention, by rotating the corrugated cardboard bundles (C) conveyed from the left, right direction placement unit 360 alternately by 180 degrees or 90 degrees It is provided with a turntable unit 380 for the rotation to rotate alternately.

12 and 13, the turntable unit 380 for the inversion includes a frame 382 and a first belt conveyor 384 and a second belt conveyor 385 which are continuously installed on the upper surface of the frame 382. It is provided.

The first and second belt conveyors 384 and 385 are multi-type belt conveyors, which continuously convey the corrugated cardboard bundles C transferred from the left and right disposition units 360 in the other direction.

On the other hand, each of the upper running portions 384a and 385a of the first and second belt conveyors 384 and 385 has a U-shaped accommodating groove portion 386 formed at a predetermined interval, and these U-shaped accommodating groove portions 386 are formed. The lattice turntable 387 is accommodated.

The U-shaped receiving groove 386 is formed as the guide roller 388 disposed between the lower sides of the upper running portions 384a and 385a guides the belts 384b and 385b in a U-shape.

In addition, the lattice-type turntable 387 is a horizontal beam 387a and a vertical beam 387b that are combined in a lattice shape, and the horizontal beam 387a is configured to be accommodated between the belts 384b and 385b. The longitudinal beams 387b are configured to be accommodated in the U-shaped receiving grooves 386 of the first and second belt conveyors 384 and 385.

On the other hand, the grid-type turntable 387 is accommodated in the U-shaped receiving groove 386, it is possible to move up and down from the lower position (M) of the lower side to the upper position (N), the grid-type turntable (387) for this purpose And lifting means for lifting and lowering the movement.

The elevating means includes: guide rails 390 vertically installed at both sides of the frame 382, an elevating plate 392 capable of elevating along the guide rails 390 while supporting the lattice-type turntable 387, and elevating means. The bellows-type airbag 394 disposed between the plate 392 and the frame 382, and the bellows-type airbag 394 are composed of an air pump 395 for introducing or discharging compressed air.

When the lifting means introduces compressed air into the bellows-type airbag 394 with the air pump 395, the bellows-type airbag 394 expands upward while raising the lifting plate 392. When the elevating plate 392 is raised, the lattice turntable 387 supported by the elevating plate 392 rises from the lowered position M of the U-shaped accommodating groove 386 to the raised position N. Accordingly, the grid-type turntable 387 lifts the corrugated cardboard bundles C, which are conveyed along the first and second belt conveyors 384 and 385, to the top.

On the other hand, the turntable unit 380 for reversal includes rotation means for rotating the lattice-shaped turntable 387 by 180 ° or 90 ° so that the corrugated cardboard bundles C are rotated by 180 ° or 90 °. .

The rotating means includes a vertical rotating shaft 396 rotatably installed on the elevating plate 392 while supporting the grid type turntable 387, and a rotating gear 397 installed so as to be integrally rotated with the vertical rotating shaft 396. ), And the rotating gear 397 is rotated forward and reverse by alternating 180 degrees, or rotating motor 398 and drive gear (399) alternately rotated forward and reverse by 90 °.

The rotation means alternately rotates the grid-shaped turntable 387 at 180 ° or 90 ° angles, thereby inverting the corrugated cardboard bundles C supported on the upper surface by alternating 180 ° or 90 ° angles.

Here, when the operation of the rotating means is completed, the lattice turntable 387 is lowered from the raised position (N) to the lowered position (M) by the elevating means, and thus the corrugated cardboard bundle supported by the lattice turntable (387) ( C) is moved back to the other side by the first and second belt conveyors 384 and 385.

According to the turntable unit 380 for such a configuration, the corrugated cardboard bundle C is introduced by alternating the corrugated cardboard bundle C at an angle of 180 degrees or alternately inverting the coil bundle at an angle of 90 degrees. When stacked high by the stacker 440, it is possible to stack alternately with respect to each other, thus allowing the cardboard bundle C to be stacked more stably.

Referring again to FIGS. 1 and 2, the loading system of the present invention includes a centering unit 400 for aligning the corrugated bundles C transferred from the turntable unit 380 for reversal.

The centering unit 400 includes a frame 402 and a roller conveyor 404 installed on an upper surface of the frame 402 as shown in FIGS. 14, 15, and 16. The roller conveyor 404 transfers the corrugated cardboard bundle C introduced to one side to the other side.

In addition, the centering unit 400 is a stop plate 405 which is installed on the frame 402 so as to lift and lower the corrugated cardboard bundle C moving to the other side, and a pneumatic cylinder for lifting and lowering the stop plate 405. 406.

In particular, the stop plate 405 moves up and down, and allows the cardboard bundle C to move in the lowered state, and restricts the movement of the cardboard bundle C to the raised state.

In addition, the centering unit 400 includes both first and second push plates 407 and 408 for pressing both sides of the corrugated cardboard bundle C whose movement is limited by the stop plate 405 and moving them to the center thereof. It is provided with a gap adjusting means for narrowing or widening the interval of the second push plate (407, 408) to the center.

The gap adjusting means includes first and second sliders 410 and 412 mounted to the frame 402 so that the first and second push plates 407 and 408 are supported relative to each other, and the first slider. 410 and the relative movement means for relative movement of the second slider 412.

In particular, the relative movement means is installed at intervals on the rotating shaft 414 and the rotating shaft 414 which are installed on the frame 402 so as to be rotatably disposed between the first slider 410 and the second slider 412. First and second driven chain wheels installed on both sides of the frame 402 so as to correspond to the first and second drive chain wheels 415 and 416 and the first and second drive chain wheels 415 and 416, respectively. 417, 418, and the first chain 419 is wound around the first drive chain wheel 415 and the first driven chain wheel 417, the upper running portion (419a) is fixed to the first slider (410) And a second chain 420 wound around the second driving chain wheel 416 and the second driven chain wheel 418, the lower running portion 420a of which is fixed to the second slider 412; The driving motor 422 is configured to rotate the rotating shaft 414 forward and reverse so that the first and second chains 419 and 420 travel.

According to this relative movement means, the rotating shaft 414 is rotated forward. Then, the first and second drive chain wheels 415 and 416 fixed to the rotation shaft 414 are rotated in the forward direction. When the first and second drive chain wheels 415 and 416 rotate in the forward direction, the first and second chains 419 and 420 wound thereon also travel in the forward direction. At this time, since the upper driving portion 419a and the lower driving portion 420a of the first chain 419 and the second chain 420 move relative to each other, the first slider 410 and the second slider fixed thereto are fixed. 412 is also relative, and the first and second push plates 407 and 408 supported therewith are also relative to each other. As a result, since the first and second push plates 407 and 408 move relative to each other, the first and second push plates 407 and 408 pressurize both sides of the corrugated cardboard bundle C while the gap is narrowed. To the center, so that the corrugated bundle C is aligned to the center of the system.

Here, of course, the first and second push plates 407 and 408 having narrowed intervals are widened again by the gap adjusting means. On the other hand, the relative movement means of the gap adjusting means is provided with a pair on both sides of the rotating shaft 414.

According to the centering unit 400 of such a configuration, after stopping the introduced cardboard bundle (C), by pressing both sides of the stopped cardboard bundle (C) to the center, the cardboard bundles (C) in the center of the travel direction Align to.

Again, referring to Figures 1 and 2, the loading system of the present invention is provided with a slip sheet supply unit 430 for supplying a sheet of paper on the upper surface of the corrugated cardboard bundle (C) aligned in the center.

14 to 16, the slip sheet supply unit 430 has a frame 432, a slip sheet support 434 installed on the frame 432 so as to stack the slip sheet 20, and the slip sheet support ( Adsorption unit 435 capable of adsorbing the interleaver 20 supported by 434, vertical movement carriage 436 capable of vertical movement up and down while supporting the adsorption unit 435, and vertical movement carriage 436. ) Is composed of a horizontal movement carriage (437) capable of horizontal movement between the upper portion of the centering unit 400 and the upper portion of the interstitial support (434).

The adsorption unit 435 is composed of a body 435a, a plurality of adsorption nozzles 435b provided on the lower side of the body 435a, and a vacuum pump 435c connected to the adsorption nozzles 435b. The adsorption unit 435 adsorbs the slip sheets 20 supported by the slip sheet support 434 one by one, and the absorbent slip sheets 20 are adsorbed on the upper surface of the corrugated cardboard bundle C disposed on the centering unit 400. Desorb adsorption. Therefore, the sheet 20 is supplied to the upper surface of the corrugated cardboard bundle (C).

The vertical motion carriage 436 is installed in the horizontal motion carriage 437 in a state of supporting the adsorption unit 435 so as to be able to move up and down. Therefore, the adsorption unit 245 which adsorbed the kanji 20 is raised to the upper side, and the adsorption unit 245 which adsorbs the kanji 20 is lowered to the lower side to approach the upper surface of the corrugated cardboard bundle C. Here, the vertical movement carriage 436 is vertically moved by the vertical movement means, for example the pneumatic cylinder 438.

The horizontal motion carriage 437 is installed to be capable of horizontal motion along the guide rail 432a of the frame 432 in a state of supporting the vertical motion carriage 436. In particular, the horizontal movement between the upper portion of the centering unit 400 and the upper portion of the ice sheet support 434, thus moving the adsorption unit 435 installed in the vertical movement carriage 436 to the upper portion of the centering unit 400 or Move to the top of the support (434).

Here, the horizontal movement carriage 247 is a horizontal movement by the horizontal movement means, the horizontal movement means is mounted to the rack gear 439a and the rack gear 439a is installed in the frame 432 horizontal movement carriage 437 And a drive motor 439c for rotating the pinion gear 439b and the pinion gear 439b forward and reverse.

According to the kanji supply unit 430 having such a configuration, the kanji 20 stacked on one side is adsorbed one by one, and then the adsorbed kanji 20 is disposed on the centering unit 400, the upper surface of the corrugated cardboard bundle (C) To serve. In particular, by supplying the sheet 20 to the upper surface of the corrugated cardboard bundle (C), when the corrugated cardboard bundle (C) is laminated high by the stacker 440 to be described later, between the corrugated cardboard bundle (C) 20 Can be arranged, thus allowing the cardboard bundle (C) to be stacked more stably.

1 and 2 again, in the stacking system of the present invention, after introducing the corrugated cardboard bundle C supplied with the interleaver sheet 20, the corrugated cardboard bundle C introduced is loaded into the pallet of the pallet base 250. A stacker 440 laminated on the upper surface of P1 is provided.

The stacker 440 has a loading conveyor 442 for loading the corrugated cardboard bundle C supplied with the slip paper 20 as shown in FIGS. 17 and 18. The loading conveyor 442 is a multi-type belt conveyor, which loads the corrugated cardboard bundle C supplied with the slip sheet 20 into the apparatus.

And the stacker 440 is provided with a lifting means for raising the loaded cardboard bundle (C) to a predetermined height. The lifting means includes a lifting plate 444 for supporting the loading conveyor 442, and a pulling means for pulling the lifting plate 444 upward.

The elevating plate 444 is configured to support the bottom surface of the loading conveyor 442 and is configured to be movable up and down along both vertical guide rails 440b of the frame 440a.

The towing means includes a chain wheel 450 installed at the vertical guide rail 440b, a chain 452 having one end fixed to the elevating plate 444, and the other end wound around the chain wheel 450, and a chain 452. It consists of a drive motor 454 is installed in the frame 440a so as to pull).

This towing means lifts the elevating plate 444 by pulling the chain 452 upward with the drive motor 454 and the chain wheel 450, thus raising the loading conveyor 442 upwards. Here, if the drive motor 454 is rotated in the reverse direction to gradually release the chain 452, the loading conveyor 442 is of course lowered.

Referring again to FIGS. 17 and 18, the stacker 440 includes a transport means for transporting the raised corrugated cardboard bundle C from the loading conveyor 442 to the top surface of the pallet pedestal 250.

The conveying means includes both first and second forks 460 and 462 which are spaced and adjustable on the frame 440a so as to support the underside of the raised corrugated cardboard bundle C on both sides, and the first and the first and second forks. It consists of a gap adjusting means for adjusting the interval of the two forks (460, 462).

The first and second forks 460 and 462 are installed to be horizontally movable along the horizontal guide bar 440c which is horizontally installed on the frame 440a. In particular, it is provided so that a movement is possible between the narrowing position X which becomes narrower with respect to each other, and the opening position Y which is spaced with respect to each other.

The first and second forks 460 and 462 are configured to support the bottom of the cardboard bundle C of the loading conveyor 442 at the narrowed position X, and to support the cardboard bundle C at the open position Y. Configured to liberate.

The gap adjusting means includes first and second chain wheels 464 and 465 installed to correspond to the first and second forks 460 and 462, respectively, and the first chain wheel 464 and the second chain wheel 465. The chain 466 and the first chain wheel 464, which are wound around the upper driving part 466a, are fixed to the first fork 460, and the lower driving part 466b is fixed to the second fork 462. ) Is composed of a drive motor 467 for forward and reverse rotation.

According to the gap adjusting means, the first chain wheel 464 is rotated forward and backward. Then, the chain 466 also runs forward and backward. At this time, since the upper running portion 466a and the lower running portion 466b of the chain 466 are relative to each other, the first fork 460 and the second fork 462 fixed thereto are also relative to each other. As a result, the first fork 460 and the second fork 462 are narrowed or opened with respect to each other from the narrowed position (X) to the open position (Y) or from the open position (Y) to the narrowed position (X). And thus holding or releasing the corrugated cardboard bundle C of the loading conveyor 442.

In addition, the conveying means has a conveying table 468 for conveying the first and second forks 460 and 462 to the upper portion of the pallet pedestal 250. The carriage 468 is installed to be horizontally moved along the frame 440a while supporting the first and second forks 460 and 462. In particular, the horizontal reciprocating motion of the pallet pedestal 250 above the loading conveyor 442 by the movement means.

The movement means includes a rack gear 469a horizontally installed along the frame 440a, a pinion gear 469b and a pinion gear 469b installed on the feed table 468 to be engaged with the rack gear 469a. And a driving motor 469c for reverse rotation.

The transfer table 468 transfers the first and second forks 460 and 462 supporting the cardboard bundle C to the upper portion of the pallet pedestal 250 so that the cardboard bundle C is supported by the pallet pedestal 250. It can be placed on the upper surface of the pallet (P1) of the, so that when the first and second forks 460, 462 move to the open position (Y), the first and second forks (460, 462) The corrugated cardboard bundle C can be stacked on the pallet P1 top surface.

Here, the pallet P1 and the pallet base 250 are gradually lowered to the lowered position F of the lower part by the lifting means whenever the corrugated cardboard bundles C are stacked. Therefore, on the upper surface of the pallet P1, the corrugated cardboard bundles C are stacked at predetermined heights until the pallet pedestal 250 descends to the lowered position F.

Referring again to FIGS. 2 and 3, the loading system of the present invention includes an unloading conveyor 470 for discharging the pallet P1, in which the stack of corrugated cardboard bundles C is completed.

The unloading conveyor 470 is successively installed at the end of the pallet stand 250, and consists of a roller conveyor. The unloading conveyor 470 serves to discharge the pallet P1 loaded with the corrugated cardboard bundle C to the outside of the system.

Next, the operation of the present invention having such a configuration will be described with reference to FIGS. 1 to 3. First, the system is operated using an on / off switch (not shown). Then, the loading conveyor 210 of the pallet supply device 200 is operated to start introducing the pallet pile (P). And the pallet pile (P) introduced to the loading conveyor 442 is moved by the stop plate 224 of the individual supply unit 220 while moving along the conveyor 210, at this time, the pallet pile (P) The lowermost pallet P1 exits to the bottom of the stop plate 224.

And the pallet (P1) taken out from the single supply unit 220 is transferred to the transfer conveyor 230. At this time, the flooring supply unit 240 adsorbs the flooring 10 supported by the flooring support 244 one by one and is supplied to the upper surface of the pallet P1.

The pallet P1 transferred along the transfer conveyor 230 is transferred to the pallet pedestal 250. Then, when the pallet P1 is disposed on the pallet base 250, the lifting means is operated to raise the pallet base 250 to the stacking position E, thus raising the pallet P1 of the pallet base 250 to the stacking position. Wait at (E).

On the other hand, while the pallet P1 is conveyed to the stacking position E, the stacker device 300 also operates. That is, when the corrugated cardboard bundle C is introduced to the pre-stacker 310, the corrugated cardboard bundle C introduced is transferred along the roller conveyor 314 of the pre-stacker 310, and the corrugated cardboard bundle C to be transported is stopped. Movement is impeded by the plate 315.

And the cardboard bundle (C) with limited movement is lifted upward by the first and second lift fingers (322, 324), and another cardboard bundle which is continuously introduced to the lower portion of the cardboard bundle (C) lifted upwards ( C) is placed. At this time, the corrugated cardboard bundle C lifted to the upper portion is stacked in two stages as the first and second lift fingers 322 and 324 are raised on the upper corrugated cardboard bundle C as the gap is opened while descending.

Meanwhile, the corrugated cardboard bundles C stacked in two stages are transferred to the left and right arrangement units 360, and the corrugated cardboard bundles C transported to the left or right side are disposed by the belt conveyor 365 arranged in the transverse direction. It is conveyed forward while dispersing.

And the corrugated cardboard bundles (C) to be transported forward is limited by the stop plate (377), wherein the corrugated cardboard bundles (C) are dispersed in the left, right directions so that a plurality of rows (rows) and columns (列) Sorted).

The corrugated cardboard bundles C forming a plurality of rows and columns are introduced into the turntable unit 380 for inversion as the stop plate 377 descends, and the corrugated cardboard bundles C introduced with the first belt conveyor 384. Transfer along the second belt conveyor 385.

Meanwhile, the corrugated cardboard bundles C moving along the first and second belt conveyors 384 and 385 are transferred to the upper portion of the lattice turntable 387, and the conveyed corrugated cardboard bundles C are the lattice turntable 387. Rotated 180 ° or 90 ° while being lifted up by The corrugated cardboard bundles C rotated at an angle of 180 ° or 90 ° are transferred to the centering unit 400 while being mounted on the first and second belt conveyors 384 and 385 as the lattice turntable 387 descends. .

The corrugated cardboard bundles C transferred to the centering unit 400 are immediately restricted from movement by the stop plate 405, wherein the corrugated cardboard bundles C having limited transporting are narrowed from both sides of the first and second push plates ( Centered by 407,408.

And when the alignment is completed, as soon as the interstitial supply unit 430 is operated, the operated interstitial supply unit 430 is supplied to the upper surface of the corrugated cardboard bundle (C) by adsorbing the interleaver 20 of the interlining support 434 one by one do.

On the other hand, when the supply of the sheet 20 is completed, the stop plate 405 is lowered, as the stop plate 405 is lowered, the movement of the corrugated cardboard bundle (C) is allowed, the corrugated cardboard bundle (C) allowed to move Is loaded into the loading conveyor 442 of the stacker 440.

When the loading of the corrugated cardboard bundle C is completed, the loading conveyor 442 is lifted upward by the driving motor 454 and the chain wheel 450 and the chain 452 of the lift means, and the corrugated cardboard bundle C raised. ) Are held in the first and second forks 460 and 462.

When the holding of the cardboard bundle C is completed, the transfer tray 468 is operated, and the operated transfer tray 468 palletizes the first and second forks 460 and 462 holding the cardboard bundle C. Carries to the top of the pedestal (250).

When the transport of the first and second forks 460 and 462 is completed, the first and second forks 460 and 462 are held apart from each other while the cardboard bundle C is released while being held apart from each other. The corrugated cardboard bundle C is laminated on the pallet P1 at the bottom.

On the other hand, the pallet P1 and the pallet pedestal 250 gradually descend to the lowered lowering position F each time the stacker 440 is repeatedly stacked while stacking the cardboard bundles C, and thus the cardboard bundles C ) Can be stacked high. And if it descends gradually and descends to the lowering position (F), it is determined that lamination is completed, and discharges the pallet P1 of the upper surface to the unloading conveyor 470.

The pallet P1 transferred to the unloading conveyor 470 is discharged to the outside of the system while being transferred to the end of the unloading conveyor 470.

Although the preferred embodiments of the present invention have been described above by way of example, the scope of the present invention is not limited to these specific embodiments, and may be appropriately changed within the scope of the claims.

As described above, the plate loading system according to the present invention, by placing the loaded pallet in the loading position one by one, and automatically stacking and stacking the corrugated cardboard bundle on the pallet placed in the loading position, it is possible to efficiently plate the plate such as cardboard on the pallet It can be loaded conveniently. In particular, by automatically loading a plate, such as cardboard on a pallet has the advantage of reducing the human waste to the maximum and improve the work efficiency.

Claims (12)

A pallet supply device for supplying pallets to a stacking position, and a stacker device for stacking sheet bundles on an upper surface of the pallets supplied to a stacking position, The stacker device, A left and right arrangement unit for transferring the introduced sheet bundles and moving the left and right directions into a plurality of rows and columns; An inverting turntable unit for rotating the plate bundles transferred from the left and right arrangement units at a predetermined angle in a forward and reverse direction; A centering unit for pressing and aligning both sides of the plate bundles transferred from the turntable unit for reversal to the center; And a stacker for stacking the sheet bundles introduced from the centering unit on the upper surface of the pallet disposed at the stacking position. The method of claim 1, The left and right arrangement unit, A frame; A roller conveyor installed on the upper surface of the frame and transferring the introduced plate bundle; A plurality of belt conveyors which are installed in the transverse direction between the conveying rollers of the roller conveyor and which can be raised and lowered to protrude more than the upper surface of the conveying rollers; Lifting means for lifting the belt conveyors upward so that the belt conveyors can move the plate bundle left and right; And a stop plate mounted on the frame so as to align rows and columns by intercepting the transfer of the sheet bundles distributed and moving left and right. The method of claim 1, The turntable unit for inversion, A frame; A multi-type belt conveyor installed on an upper surface of the frame so as to transfer the introduced sheet bundles, the multi-shaped belt conveyor having an upper running portion in which a plurality of U-shaped receiving grooves are formed; The frame conveyor comprises horizontal beams accommodated between each belt and vertical beams accommodated in the U-shaped accommodating groove, and the frame bundles for conveying along the belt conveyor are lifted and rotated upward. A lattice-type turntable that is lifted and rotatably installed therein; Elevating means for elevating the lattice type turntable; And a rotating means for rotating the grid turntable forward and backward. The method of claim 1, The centering unit, frame; A roller conveyor installed on the upper surface of the frame and transferring the introduced plate bundle; A stop plate installed on the frame to lift and lower the bundle of plates to be transported; First and second push plates movably mounted to the frame to press both sides of the plate bundle with limited movement to the center; And a gap adjusting means for narrowing or widening the gap between the first and second push plates toward the center. The method of claim 1, The stacker, A frame; A loading conveyor installed in the frame to load the sheet bundle; Rising means for raising the loading conveyor to raise the loaded sheet material bundle to a predetermined height; First and second forks spaced to both sides to support both bottom surfaces of the raised sheet bundles; A transfer table configured to transfer the first and second forks supported by the sheet bundle to the upper portion of the pallet; In the upper part of the pallet, the gap between the first and second forks is widened so that the plate bundle is placed on the upper surface of the pallet, and in the upper part of the loading conveyor, the gap between the first and second forks is narrowed and the plate bundle of the loading conveyor is narrowed. Plate loading system comprising a fork gap adjusting means for supporting the support. The method according to any one of claims 1 to 5, It is further provided with a pre-stacker for stacking the plate bundle introduced into the left, right direction placement unit in two stages in advance, The pre stacker, A frame; A roller conveyor installed on an upper surface of the frame and transferring the introduced plate bundles to the left and right arrangement units; A stop plate installed on the frame to lift and lower the bundle of plates to be transported; Both first and second lift fingers removably mounted to the frame to support and support both bottom surfaces of the plate bundle with limited movement; Lifting means for raising the first and second lift fingers so as to raise the plate bundle so that a subsequent other plate bundle can be disposed below; And a finger gap adjusting means for separating the first and second lift fingers apart from the bottom of the plate bundle so that the raised plate bundle can be placed on the other plate bundle below. The method according to any one of claims 1 to 5, Further provided with a slip sheet supply unit for supplying the slip sheet to the upper surface of the sheet bundle introduced into the centering unit, The slip sheet supply unit, A frame; An interliner support installed on the frame to stack interleaved interleaved paper; Adsorption means for adsorbing sheet of paper separated by sheets on the sheet of paper; A horizontal movement carriage which horizontally moves the suction means for absorbing the slippers from the top of the slip support to the top of the sheet bundle; The adsorption means for adsorbing the interleaver of the interleaver support is vertically raised, and the adsorption means moved to the upper portion of the sheet bundle is vertically lowered so that the adsorbed interleaver is placed on the horizontal motion carriage so as to be vertically movable. Plate loading system comprising a vertical movement carriage. The method of claim 1, The pallet feeder, A loading conveyor for introducing the pile of pallets; A single supply unit for supplying the loaded pallet stacks one by one; A pallet stand for supporting the pallets individually supplied; And lifting means for raising the pallet stand so that the pallet can be raised to a stacking position and gradually lowering the pallet stand each time the stacker stacks the plate bundle onto the pallet. system. The method of claim 8, The single supply unit, A frame; A stop plate disposed perpendicular to the frame to limit movement of the loaded pallet stack; And an elevating means for elevating and lowering the stop plate to a predetermined height to allow movement of only the lowermost pallet among the pallet piles with limited movement. The method of claim 8, It further comprises a rotating means for rotating the pallet pedestal so as to rotate the pallet at a predetermined angle, And said rotating means comprises a rotating shaft rotatably supporting said pallet pedestal and a driving motor for rotating said rotating shaft. The method according to any one of claims 8 to 10, Further provided with a floor paper supply unit for supplying a floor paper to the upper surface of the supplied pallet, The floor paper supply unit, A frame; A floor support provided on the frame to stack the floors; Adsorption means for adsorbing sheet of paper laminated on the floor support; A horizontal movement carriage which horizontally moves the suction means which sucks the bottom paper from the top of the bottom support to the top of the pallet; The adsorption means for adsorbing the bottom support of the floor support is vertically raised, and the adsorption means moved to the upper portion of the pallet is vertically lowered to be installed vertically on the horizontal motion carriage so as to place the adsorbed floor. Plate loading system comprising a vertical movement carriage. The method according to any one of claims 8 to 9, And a roller conveyor installed on an upper surface of the pallet holder so as to transfer the pallet loaded with the plate bundle from the pallet holder, and an unloading conveyor for discharging the pallet transferred from the roller conveyor. system.

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