JPH11157679A - Separating and loading device for plate - Google Patents

Abstract

PROBLEM TO BE SOLVED: To mechanize the work of separating a plate such as a copper-clad laminate and loading it on a loading table. SOLUTION: This separating and loading device for a plate separates a plate 1 positioned at an upper end from the plates 1 accumulated in a large number to transfer this separated plate 1 to and load it on a loading table 2. The device is furnished with a plural number of pick-up rollers 3a, 3b, 3c arranged on the side of the accumulated plate materials 1 free to reciprocally move in a direction in parallel with front end edges of these plate materials 1 and to hold overall length of a front end part of the plate material 1 positioned on this upper end in a lifting state by moving from a side end part where the plate material 1 positioned on the upper end out of a large number of the accumulated plate materials 1 to its lower side and a switch back conveyor 4 to hold the plate material 1 by placing it on the upper surface as it is inserted to the lower side of the plate material 1 held in the aforementioned lifting state and transfer and place the plate material 1 on the loading table 2 while retreating after moving upward of the loading table 2 in the state of holding the plate material 1.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for separating and stacking a plurality of plates, such as a copper-clad laminate, which can be separated and stacked on a loading table.

[0002]

2. Description of the Related Art A copper-clad laminate used for processing a printed wiring board or the like is usually formed into a size of about 1 mx 1 m, so it is necessary to cut it into a predetermined size with a cutting machine. . When the copper-clad laminate is cut by a cutting machine, a plurality of copper-clad laminates are stacked so that the total thickness becomes about 20 mm, and this is set in the cutting machine.

In stacking a plurality of copper-clad laminates in a cutting machine as described above, it is necessary to arrange the copper-clad laminates vertically one above the other. However, many copper-clad laminates are stacked on a mounting table such as a pallet. The copper-clad laminates to be carried in are stacked with a displacement of about 10 mm in the horizontal direction, and the copper-clad laminates need to be stacked vertically once.

[0004] Therefore, conventionally, an operator takes out several copper-clad laminates from a large number of copper-clad laminates stacked on a mounting table such as a pallet and loads these several copper-clad laminates. Transfer to the table, and press the copper-clad laminate with your finger on the loading table, and press the copper-clad laminate against the positioning pin provided on the loading table, thereby copper-clad laminate based on the positioning pin The boards were arranged vertically, and this operation was repeated until the total thickness of the copper-clad laminate became about 20 mm, whereby a plurality of copper-clad laminates were arranged vertically.

[0005]

However, a copper-clad laminate having a size of about 1 mx 1 m is heavy, and it is hard work for an operator to lift the copper-clad laminate and transfer it to a loading table. Problems such as back pain had occurred. In addition, the thin copper-clad laminate has a sharp end face, and there is a problem that if an operator accidentally slides his hand, his hand may be cut off.

The present invention has been made in view of the above points, and has a plate separating / loading apparatus capable of mechanizing an operation of separating a plate such as a copper-clad laminate and loading it on a loading table. The purpose is to provide.

[0007]

The plate separating / stacking apparatus according to the present invention separates a plate 1 located at the upper end from a large number of stacked plates 1 and places the separated plate 1 on a loading table 2. A plate material separating and stacking device, which is reciprocally movable in a direction parallel to a front edge of the plate material 1 and is stacked on a side of the stacked plate material 1. A plurality of pick-up rollers for holding the front end of the plate 1 located at the upper end in a raised state by moving from the raised side end of the plate 1 located at the upper end of the plate 1 to the lower side thereof. 3a, 3
b, 3c and a front end portion which is reciprocally movable between a position of the stacked plate materials 1 and a position above the loading table 2 and is held in a raised state by moving to the position of the stacked plate materials 1. The plate 1 is placed on the upper surface of the loading table 2, and the plate 1 is placed and held on the upper surface. After moving above the loading table 2 while holding the plate 1, the plate 1 is placed on the loading table 2 while retreating. And a switchback conveyor 4 to be transferred to the upper side.

According to a second aspect of the present invention, a plurality of pickup rollers 3a, 3b, 3c are formed so as to be movable close to and away from each other in a direction parallel to the front end edge of the multiplied plate materials 1. When it is inserted below the front end of the plate 1 located in the position 1, the pickup roller 3a, 3b, 3c lifts up the central portion and both sides of the plate 1 respectively by the pickup rollers 3a, 3b, 3c. It is characterized by becoming.

According to a third aspect of the present invention, the switchback conveyor 4 is provided with a conveyor belt 5 which is driven to travel in a direction parallel to the reciprocating movement direction of the switchback conveyor 4, and the switchback conveyor 4 is lifted. When moving the conveyor belt 5 in the direction opposite to the moving direction, the plate 1 is placed on the conveyor belt 5 when the plate 1 is moved so as to be inserted into the lower side of the plate 1 with the front end held in the state, and the switchback is performed. Conveyor 4 is loading table 2
When the sheet material 1 is moved backward from the upper position, the conveyor belt 4 is run in a direction opposite to the moving direction, and the plate material 1 is transferred from the conveyor belt 4 onto the loading table 2. is there.

According to a fourth aspect of the present invention, the switchback conveyor 4 is disposed so as to be vertically movable between a position above the upper end of the conveyor belt 5 and a position below the upper end thereof, and is moved upward above the upper end of the conveyor belt 5. Roller 6 that lifts the plate material 1 placed on the conveyor belt 5 by moving, a width-direction positioning plate 7 disposed at one lateral position of the free roller 6, and the other lateral position of the free roller 6. A width-direction pressing plate which is arranged to face the width-direction positioning plate 7 and presses one side end of the plate material 1 lifted by the free rollers 6 to press the other side end of the plate material 1 against the width-direction positioning plate 7. 8 is provided.

According to a fifth aspect of the present invention, there is provided an air blow nozzle for blowing air to a side end portion of the plate material loaded on the loading table, and a positioning plate disposed on the side of the loading table. , Placed on the side of the loading table 2 facing the positioning plate 9, pressing one side end of the plate 1 loaded on the loading table 2 to push the other side end of the plate 1 against the positioning plate 9. And a holding plate 10 to be applied.

[0012]

Embodiments of the present invention will be described below. FIG. 1 shows the entire configuration of the apparatus of the present invention, which is formed by a separation device 13, a transfer device 14, and a loading positioning device 15. A large number of plate materials 1 such as copper-clad laminates are stacked on a mounting table 16 such as a pallet at a height of about 1 m. The plate members 1 on the mounting table 16 are piled up at a rough position, and the upper and lower plate members 1 are displaced in the lateral direction by about 10 mm.

The separating device 13 is disposed above the front portion of the mounting table 16, and is formed with a plurality of (three in the embodiment) pickup rollers 3a, 3b, 3c. . FIG. 2 shows an example of the separation device 13, in which three cylinders 17a, 17b, 17c are arranged above the front end of the mounting table 16, and are provided for each of the cylinders 17a, 17b, 17c. Cylinder rod 1
8a, 18b, and 18c, roller supports 19a, 1
9b and 19c are attached. Pickup rollers 3a, 3b, 3c are mounted on the back side of each support plate 20 provided on each of the roller supports 19a, 19b, 19c (the surface on the plate 1 on the mounting table 16). By operating the cylinders 17a, 17b, 17c to cause the cylinder rods 18a, 18b, 18c to protrude and retract, the pickup rollers 3a, 3b, 3c are moved to the front edge of the plate 1 on the mounting table 16 (switchback described later) (The edge on the side of the conveyor 4). Each pickup roller 3a, 3b, 3
c is preferably attached at an angle of about 10 ° toward the mounting table 16 side, and is formed so as to be rounded in the same direction. Further, clamps 22a, 22b and 22c which are moved up and down by the operation of the cylinders 21a, 21b and 21c are arranged above the central portion and above both side ends of the front edge of the plate material 1 on the mounting table 16, respectively. It is. The above-mentioned cylinders 17a, 17b, 17c and cylinders 21a, 21b, 21c are provided with an optional base (not shown).
It is attached to and supported by.

An operation of separating a number of plate materials 1 located at the upper end from a large number of plate materials 1 stacked on the mounting table 16 by the separation device 13 formed as described above will be described.
First, at one side end (shown by an arrow A in FIG. 2) of the front end of the plate material 1, several sheets (3 to 30 sheets) located at the upper end
Is lifted. This operation may be performed by a mechanical device, but may be performed by an operator because it is a simple operation. At this time, the pickup rollers 3a, 3b, 3c are arranged close to each other at the side position of the raised side end of the plate material 1.

Next, the cylinders 17a, 17b, 17c
Are operated respectively, and the pickup rollers 3a, 3b,
3c is moved in parallel with the front edge of the plate 1, and the pickup rollers 3a, 3b, 3c are sequentially moved from the lifted side end to below the front end of the lifted plate 1.
2, the pickup roller 3a moves to the left end of the plate 1, the pickup roller 3b moves to the center of the plate 1, and the pickup roller 3c moves to the right end of the plate 1. In this way, the pickup rollers 3a, 3b, 3c are spaced apart from each other, so that the pickup rollers 3a, 3b, 3c lift the central portion and both side portions of the front end of the upper plate 1 respectively. The front end of the plate 1 can be lifted over its entire length and kept separated from the plate 1 below.

Then, as described above, each pickup roller 3
When the central portion and both side portions of the front end of the upper plate 1 are lifted at a, 3b, and 3c, the cylinders 21a, 21
b, 21c are activated, and the clamps 22a, 22b, 2
2c is moved downward, between the pickup roller 3a and the clamp 22a, between the pickup roller 3b and the clamp 22.
During b, the front end of the lifted plate 1 can be clamped between the pickup roller 3c and the clamp 22c.

This clamp by the clamp members 22a, 22b, and 22c is performed by inserting the switchback conveyor 4 into the lower side of the plate 1 raised as described above, and placing the plate 1 on the conveyor belt 5 as described later. After being placed, it is released. After the plate 1 is placed on the conveyor belt 5 of the switchback conveyor 4 in this way, the gantry supporting the cylinders 17a, 17b, 17c and the cylinders 21a, 21b, 21c is moved,
The pickup rollers 3a, 3b, and 3c are pulled out from the lower side of the plate 1 and retracted upward so as not to hinder the transfer of the plate 1 by the switchback conveyor 4. Thereafter, the pickup rollers 3a, 3b, 3c
At the side position of the raised side end of the plate member 1, the plate member 1 returns to the original state where the plate members 1 are arranged close to each other.

FIG. 3 to FIG. 6 show another example of the separation device 13. One main cylinder 24 is disposed above the front end of the mounting table 16. A support 26 is attached to the tip of the main cylinder rod 25. The back side of the support plate 27b hanging down at the center of the support 26 (the surface of the mounting table 16 on the plate 1 side)
Is provided with a pickup roller 3b. The auxiliary cylinders 28a and 28b are provided at both ends of the support 26, respectively.
Is attached. These sub cylinders 28a, 28b
The support plate 27 is disposed so that the cylinder rods 29a and 29b are opposite to each other, and is attached to the tip of each of the cylinder rods 29a and 29b.
Pickup rollers 3a and 3c are mounted on the back side of the a and 27c (the surface on the plate 1 side on the mounting table 16). At the upper position of the pickup rollers 3a, 3b, 3c, clamps 22a, 22b, 22c which are moved up and down by operation of the cylinders 21a, 21b, 21c are attached to the support plates 27a, 27b, 27c, respectively. Here, each pickup roller 3a, 3b, 3c is mounted on the mounting table 1.
It is preferable to mount at an angle of about 10 ° toward the 6 side, and it is formed in a shape that is rounded in the same direction.

The main cylinder 24 is attached to the tip of an up / down cylinder rod 31 of an up / down cylinder 30. The up / down cylinder 30 is attached to the tip of a forward / backward cylinder rod 33 of a forward / backward cylinder 32. Therefore, by operating the upper and lower cylinders 30,
The pickup rollers 3a, 3b, 3c can be moved up and down. By operating the forward / backward moving cylinder 32, the pickup rollers 3a, 3b, 3c are moved.
c can be moved back and forth.

The operation of separating several plate materials 1 located at the upper end from the plate materials 1 stacked on the mounting table 16 by the separating device 13 formed as described above will be described.
First, at one side end of the front end portion of the plate material 1, several (3 to 30) plate materials 1 located at the upper end are lifted as shown in FIG. This operation may be performed by a mechanical device, but may be performed by an operator because it is a simple operation. At this time, the pickup rollers 3a, 3
b and 3c are arranged in the side position of the raised side end of the plate material 1 in a state of being close to each other.

Next, the main cylinder 24 is operated to move the pickup rollers 3a, 3b, 3c in parallel with the front edge of the plate 1, and the pickup rollers 3a, 3b, 3c are lifted in this order from the raised side end. The plate 1 is moved to the lower side. At this time, when the pickup roller 3c moves to the right end of the lifted plate material 1, the cylinder 21c is operated to move the clamp 22c downward, and the plate 1 lifted between the pickup roller 3c and the clamp 22c is moved. The right end of the front end is clamped. Then, the main cylinder 24 is further operated to further move the pickup rollers 3a and 3b in parallel with the front edge of the plate material 1. In this case, the sub-cylinder 28b
Operates to extend the auxiliary cylinder rod 29b, and the pickup roller 3c does not move. When the center pickup roller 3b moves to the center of the plate 1 lifted, the operation of the main cylinder 24 is stopped and the cylinder 21b is operated to operate the clamp tool 22b.
Is moved downward, and the pickup roller 3b and the clamp tool 22 are moved.
The center of the front end of the plate material 1 lifted up between b is clamped. This state is shown in FIG.

Thereafter, the sub-cylinder 28a is operated to move the pickup roller 3a to the left end of the plate 1 which has been lifted, and the cylinder 21a is operated to move the clamp member 22a downward, so that the pickup roller 3a is The left end of the front end of the plate 1 lifted between the fixtures 22a is clamped. Thus, FIG.
As shown in FIG. 6, the front end of the plate 1 can be lifted over its entire length and kept separated from the plate 1 below.

Here, as described later, when the switchback conveyor 4 is inserted into the lower side of the plate 1 lifted as described above and the plate 1 is placed on the conveyor belt 5, the clamp is released. Later, the forward / backward moving cylinder 32 operates to move the pickup rollers 3a, 3b, 3c backward as shown by the arrow A in FIG.
After the a, 3b, and 3c are pulled out from the lower side of the plate 1, the upper and lower cylinders 30 operate to pick up the pickup rollers 3a, 3c.
The b and 3c are moved upward as shown by the arrow B in FIG. 6, and the pickup rollers 3a, 3b and 3c are retracted upward so as not to hinder the transfer of the plate 1 by the switchback conveyor 4. Thereafter, the pickup rollers 3a, 3b, and 3c are arranged close to each other at the side position of the raised side end of the plate member 1 in FIG.
To return to the state.

The transfer device 14 is provided between the separating device 13 and the stacking positioning device 15 and is provided with the switchback conveyor 4 provided with the conveyor belt 5. FIG. 7 shows an example of the transfer device 14, in which a pair of guide rails 36 are disposed between the lateral positions on both sides of the mounting table 16 and the lateral positions on both sides of the stacking positioning device 15. is there. A moving belt 37 is provided in parallel with the guide rail 36, and the moving belt 37 is driven to run by a moving motor 38.

The switchback conveyor 4 has a drive roll 40 and a driven roll 41 attached to both ends of a casing 39 provided with a row of rolls (not shown), and drives a conveyor belt 5 disposed so as to surround the top and bottom of the casing 39. It is formed by arranging a plurality of conveyor bodies 42 suspended from the rolls 40 and the driven rolls 41 in parallel. Each of the conveyor bodies 42 is integrally connected by two connecting rods 43. is there. The conveyor belt 5 is formed by a flat belt having a surface to which a felt is adhered, and both ends of the conveyor belt 5 are inclined portions 5 whose upper surfaces are inclined downward.
a, 5a. Both ends of each connecting rod 43 are connected and fixed to a traveling guide 44 slidably mounted on a guide rail 36, and one of the four traveling guides 44 is fixed to a moving belt 37 by a connecting piece 45. I have. Therefore, the switchback conveyor 4 is movable along the guide rail 36. When the movement motor 38 is operated to drive the movement belt 37, the switchback conveyor 4 moves in the traveling direction of the movement belt 37. The switchback conveyor 4 is configured to be able to reciprocate between a position above the mounting table 16 and a position above the loading table 2. A drive shaft 47, which is rotationally driven by a drive motor 46, passes through and is fixed to each of the drive rolls 40 provided on each of the conveyor bodies 42. By driving the drive motor 46, each of the drive rolls 40 is rotationally driven. Conveyor body 4
2 can be driven to travel. The drive motor 46 is fixed to a casing 39 of the conveyor body 42 located at the end via a fixing plate (not shown).

A plurality of free rollers 6 are disposed in parallel between the separating device 13 and the stacking positioning device 15. Each free roller 6 is disposed so as to be located between the conveyor belts 5 of the switchback conveyor 4 and is freely rotatably supported on an upper end portion of a roll receiving rod 49 protruding from the upper surface of the elevating plate 48. I have to do it. Each free roller 6 is formed in parallel with the conveyor belt 5, and is rotated in a direction perpendicular to the running direction of the conveyor belt 5. A plurality of guide posts 50 are attached to the lower surface of the elevating plate 48, and the guide posts 50 are disposed on a fixedly disposed column receiving sleeve 51 so as to be vertically movable through the guide columns 50. The upper end of the cylinder rod 53 of the fixedly arranged lifting cylinder 52 is connected to the lifting plate 48. Therefore, the lifting cylinder 52 is operated to move the cylinder rod 53
Is moved up and down to raise and lower the lift plate 48,
The free roller 6 can be moved up and down. The free roller 6 is moved up and down between a position above the upper end of the conveyor belt 5 and a position below the lower end of the conveyor belt 5.

A width direction positioning plate 7 is fixedly disposed at a side position of the free roller 6 located at one end, and is located at a side position of the free roller 6 located at the other end. Is a width direction pressing plate 8 facing the width direction positioning plate 7.
Is arranged. A pair of guide rods 54 project from the back surface of the width direction pressing plate 8. The guide rods 54 are passed through a fixedly disposed bar receiving sleeve 55, and the width direction pressing plate 8 is moved to the width direction positioning plate 7. Reciprocating movement is possible in the direction of approaching and separating. The distal end of the cylinder rod 57 of the holding cylinder 56 fixedly arranged is connected to the back surface of the widthwise pressing plate 8. Therefore, by operating the holding cylinder 56 to move the cylinder rod 57 back and forth, the width-direction pressing plate 8 can be moved in a direction approaching and separating from the width-direction positioning plate 7.

Next, the transfer device 1 formed as described above
4 will be described. That is, first, among the plate materials 1 stacked on the mounting table 16 as described above, the front ends of the several plate materials 1 at the upper end are lifted up by the pickup rolls 3a, 3b, and 3c of the separation device 13 and clamped. After being separated from the plate material 1 of the
Is operated to move the switchback conveyor 4 forward in the direction of the mounting table 16 (direction A), and the conveyor belt 5 of the switchback conveyor 4 is moved below the front end of the plate material 1 lifted as shown in FIG. Of the front end is inserted. Further, while the switchback conveyor 4 is moved forward, the drive motor 46 is operated to move the conveyor belt 5 at the same speed as the forward movement so that the upper surface of the belt 5 is in the opposite direction (direction B) to the direction of movement of the switchback conveyor 4 (direction B). ). As described above, when the switchback conveyor 4 is moved forward while the conveyor belt 5 is tuned at the same speed in the reverse direction and travels, the plate material 1 at the upper end rides on the conveyor belt 5 as shown in FIG. The switchback conveyor 4 enters under the plate 1. Further, by moving the switch belt 4 forward and moving the conveyor belt 5 in synchronism at the same speed in the reverse direction, the upper end plate 1 is completely separated from the lower plate 1 as shown in FIG. 8 (c). Then, it can be put on the conveyor belt 5. When the upper plate 1 is placed on the conveyor belt 5 as described above, the forward movement of the switchback conveyor 4 is stopped and the traveling of the conveyor belt 5 is stopped. Then, after lifting and clamping by the pickup rolls 3a, 3b, 3c are released as described above, the switchback conveyor 4
Is moved backward to return to the original position where the free roller 6 is arranged.

The free roller 6 is waiting at a position lower than the conveyor belt 5 of the switchback conveyor 4,
When the switchback conveyor 4 retreats to its original position and returns to the position where the free rollers 6 are arranged between the conveyor belts 5, the elevating cylinder 52 operates to move the free rollers 6 from the state of FIG. It is moved upward from the upper end of the conveyor belt 5. When the free roller 6 is moved upward from the conveyor belt 5 in this way, the plate material 1 placed on the conveyor belt 5 is lifted and supported by the free roller 6 as shown in FIG. You.
After that, the pressing cylinder 56 operates to move the widthwise pressing plate 7 forward, and is supported on the free roller 6 so that the widthwise pressing plate 7 can be easily moved in the width direction with respect to the feeding direction by the switchback conveyor 4. One side end of the plate 1 is pressed by the width direction pressing plate 8, and FIG.
As shown in (c), the other side end of the plate 1 is pressed against the width direction positioning plate 7, and the position of the plate 1 in the width direction can be provisionally positioned based on the width direction positioning plate 7. After the temporary positioning of the plate 1 in the width direction as described above, the pressing cylinder 56 is operated to retreat the width-direction pressing plate 8, and the elevating cylinder 52 is operated to lower the free roller 6. Then, the plate 1 is placed on the conveyor belt 5 again.

Next, the loading positioning device 15 will be described. The loading positioning device 15 is provided with the loading table 2. FIG. 10 shows the loading positioning device 15.
The table 16 of the loading table 2 is shown.
Positioning plates 9 are fixedly provided on an edge opposite to the above and one side edge, respectively. Of the pair of positioning plates 9, the one provided on the edge of the loading table 2 opposite to the mounting table 16 is the feed direction positioning plate 9 a, and the one provided on one side edge is the width direction positioning plate 9 b. Things. A pair of notches 61 are formed at the edge of the loading table 2 at the position where the feed direction positioning plate 9a is provided, and a clamper 62 is provided in each of the notches 61. The clampers 62 are formed with gripping plates 68 that are rotatably driven to expand and contract. Each clamper 62 is mounted on the upper surface of a support plate 65 fixed to the upper end of a cylinder rod 64 of a vertically moving cylinder 63. It is.
The vertically moving cylinder 63 is attached to the tip of a cylinder rod 67 of a fixedly disposed longitudinally moving cylinder 66. Therefore, the clamper 62 can be moved back and forth in the direction approaching and moving away from the loading table 2 by operating the longitudinal movement cylinder 66, and the clamper 62 can be moved to the notch by operating the vertical movement cylinder 63. It can be moved up and down through 61.

The outer edge of the loading table 2 (the edge on the mounting table 16 side) facing the feed direction positioning plate 9a and the outer edge of the other side edge of the loading table 2 facing the width direction positioning plate 9b. The holding plate 10 is disposed on each side. The former of the pair of pressing plates 10 is a feed direction pressing plate 10a, and the latter is a width direction pressing plate 10b. The feed-direction pressing plate 10a is attached to the upper end of a support rod 72 provided at the tip of a cylinder rod 71 of the feed-direction pressing cylinder 70, and the feed-direction pressing plate 10a is fed by operating the feed-direction pressing cylinder 70. It is designed to reciprocate in a direction approaching and separating from the direction positioning plate 9a. The feed direction holding cylinder 70 is moved by a fixedly arranged feed direction sizing servomotor 73 in a direction approaching or separating from the loading table 2. That is, a screw cylinder 75 is attached to a screw rod 74 rotated and driven by a feed direction sizing servomotor 73 so as to be capable of screwing and retreating. Are fixed, and the screw rod 74
Is rotated to move the screw cylinder 75 back and forth along the screw rod 74, so that the plate material 1 loaded on the loading table 2 is
The feed direction holding plate 10a is moved in the direction of approaching and separating from the loading table 2 in accordance with the size of the sheet. A pair of guide bars 76 project from the back surface of the width direction pressing plate 10b, and the width direction pressing plate 10b is passed through the guide rods 76 to a bar receiving sleeve 77 which is fixedly arranged. It is reciprocally movable in a direction approaching and separating from 9b. The cylinder rod 7 of the widthwise pressing cylinder 78 fixedly arranged.
9 is connected to the back surface of the width direction holding plate 10b, and the width direction holding plate 10b is brought close to the width direction positioning plate 9b by operating the width direction holding cylinder 78 to move the cylinder rod 79 back and forth. It can be moved in the direction away from it. The width-direction pressing cylinder 78 is moved by a fixedly disposed width-direction sizing servomotor 83 in a direction approaching or separating from the loading table 2. That is, a screw cylinder 81 is attached to a screw rod 80 which is driven to rotate by a width-direction sizing servomotor 83 so as to be capable of screwing and retreating. Is fixed, and the screw rod 80 is rotated to move the screw cylinder 81 back and forth along the screw rod 80, so that the width direction pressing plate 10b is adjusted to the size of the plate material 1 loaded on the loading table 2. Is moved in a direction approaching and separating from the loading table 2.

Further, air blow nozzles 11 are fixedly arranged at a plurality of positions at the lateral positions of the loading table 2. Air blow nozzle 11 has air hose 8
5 is connected so that air is discharged toward the loading table 2 from a vertically elongated slit-shaped nozzle port at the tip of the air blow nozzle 11. Next, the loading and positioning of the plate 1 by the loading positioning device 15 formed as described above.
The positioning operation will be described. That is, first, as described above, the plate 1 is placed on the conveyor belt 5 of the switchback conveyor 4 and the plate 1 is temporarily positioned in the width direction. The conveyor 4 is moved forward to a position above the loading table 2 of the loading positioning device 15. When the switchback conveyor 4 on which the plate material 1 is placed on the conveyor belt 5 reaches the loading table 2 in this way, the forward / backward moving cylinder 66 operates and the clamper 62 moves forward, and FIG.
As shown in FIG. 1A, the front end portion of the plate material 1 on the conveyor belt 5 is gripped by the gripping plate 68 of the clamper 62 and clamped.

Thereafter, the switchback conveyor 4 is moved backward by operating the moving motor 38 in the reverse direction.
By operating the drive motor 46, the conveyor belt 5 is caused to run at the same speed as the backward movement so that the upper surface thereof moves in the direction (b direction) opposite to the movement direction (a direction) of the switchback conveyor 4. As described above, when the conveyor belt 5 is tuned in the opposite direction at the same speed while the switchback conveyor 4 is moved backward, the plate material 1 on the conveyor belt 5 is placed on the loading table 2 as shown in FIG. While moving upward, the switchback conveyor 4 moves away from the loading table 2. Further, by moving the conveyor belt 5 in the opposite direction at the same speed while running the switchback conveyor 4 backward,
As shown in FIG. 11C, the plate material 1 on the conveyor belt 5 can be completely transferred onto the loading table 2, and the upper moving cylinder 63 is operated to lower the clamper 62. After placing the front end of the plate material 1 on the loading table 2, the clamp by the clamper 62 is released, and the longitudinal cylinder 66 is operated to move the clamper 62 backward and retract.

As described above, since the plate 1 is provisionally positioned in the width direction on the conveyor belt 5 of the switchback conveyor 4, the plate 1 is transferred to the loading table 2 at a substantially accurate position. Then, the plate 1 loaded on the loading table 2 is positioned more accurately, and the plate 1 is aligned vertically. That is, first, air is blown from the air blow nose 11 toward the end face of the plate material 1 loaded on the loading table 2. When air is blown onto the end surface of the plate 1 of the loading table 2 as described above, air enters between the loading table 2 and the plate 1 and between the upper and lower portions of the plurality of plate 1, and the plate 1 is in a floating state.
In this state, the feed direction pressing cylinder 70 is operated to advance the feed direction position pressing plate 10a toward the feed direction positioning plate 9a, and the feed direction position pressing plate 10a is moved.
Then, the rear end of the plate 1 is pushed to bring the front end of the plate 1 into contact with the feed direction positioning plate 9a, and the width direction pressing cylinder 78 is operated to advance the width direction position pressing plate 10b toward the width direction positioning plate 9b. , Width direction position holding plate 10
b, one side end in the width direction of the plate 1 is pushed, and the other side end in the width direction of the plate 1 is brought into contact with the width direction positioning plate 9b.
Since the plate 1 is raised, the plate 1 is not damaged because the plate 1 rubs against each other or the plate 1 rubs against the loading table 2.
The plate 1 can be positioned easily in the feed direction and in the width direction by easily moving the plate member 1 in contact with the feed direction positioning plate 9a and the width direction positioning plate 9b.

By repeating the above operation until the total thickness of the plate materials 1 on the loading table 2 reaches a predetermined thickness of about 20 mm, a large number of the plate materials 1 are aligned vertically with respect to the positioning plate 9 so that the loading table 2 That can be loaded on the

[0036]

As described above, the present invention is arranged so that it can reciprocate in the direction parallel to the front edge of this stacked plate material, and is located at the upper end of the stacked many plate materials. A plurality of pick-up rollers for holding the full length of the front end of the plate located at the upper end by moving from the raised side end of the plate to the lower side thereof, and the position of the stacked plate; It is disposed so as to be reciprocally movable with respect to the upper position of the loading table, and is inserted into the lower side of the plate from the front end held in a raised state by moving to the position of the stacked plate, and this plate is placed on the upper surface. It is equipped with a switchback conveyor that moves the plate material onto the loading table while moving backward after moving above the loading table while holding and holding the plate material, The required number of plate materials can be separated from the raised plate material by the pick-up roller, and this plate material can be stacked on a loading table via a switchback conveyor, such as a copper-clad laminate. It is possible to mechanize the work of separating plate materials and loading them on the loading table.

According to a second aspect of the present invention, a plurality of pickup rollers are formed so as to be movable close to and away from each other in a direction parallel to the front end edge of the plurality of stacked plate members, and the front end of the plate member located at the upper end is formed. When it is inserted under the part, it moves away from each other and the central part and both sides of the plate material are held in the lifted state by each pickup roller, so that the front edge of the plate material extends over the entire length in the width direction. The pickup roller can be held in a lifted state, and the operation of transferring the plate material to the switchback conveyor is facilitated.

According to a third aspect of the present invention, the switchback conveyor is provided with a conveyor belt which is driven and driven in a direction parallel to a reciprocating movement direction of the switchback conveyor, and the front end of the switchback conveyor is lifted. When it is moved so as to be inserted below the held plate material, the conveyor belt is run in a direction opposite to this moving direction to place the plate material on the conveyor belt, and the switchback conveyor is moved from the position above the loading table. When moving backward, the conveyor belt is run in the direction opposite to the moving direction, and the plate material is transferred from the conveyor belt to the loading table, so that the switchback conveyor moves and the conveyor belt runs, so that the switchback is performed. Transfer of plate materials to the conveyor and loading table from the switchback conveyor Operation of the transfer plate member to Le are those that can be made to take place smoothly.

According to a fourth aspect of the present invention, the switchback conveyor is disposed so as to be vertically movable between a position above and below the upper end of the conveyor belt, and is moved upward above the upper end of the conveyor belt. A free roller that lifts a plate material placed on the conveyor belt, a width direction positioning plate disposed at one side position of the free roller, and a width direction positioning plate facing the width direction positioning plate at the other side position of the free roller. And a width direction pressing plate for pressing one side end of the plate material lifted by the free rollers and pressing the other side end of the plate material to the width direction positioning plate. The plate material can be temporarily positioned in the width direction, and the plate material can be transferred from the switchback conveyor to the loading table at a roughly accurate position. Is shall.

According to a fifth aspect of the present invention, there is provided an air blow nozzle for blowing air to a side end portion of a plate material stacked on a loading table, a positioning plate disposed on a side of the loading table, and a positioning plate facing the positioning plate. And a pressing plate that is disposed on the side of the loading table and presses one side end of the plate material loaded on the loading table and presses the other side end of the plate material against the positioning plate. When positioning the plate by pressing the plate and pressing it against the positioning plate, the plate can be floated by blowing air from an air blow nose, and the plates are rubbed against each other or the plate is loaded. The plate material can be positioned without rubbing or damaging the plate material.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an example of an embodiment of the present invention.

FIG. 2 is a perspective view showing a first example of the embodiment of the separation device of the above.

FIG. 3 is a front view showing a second example of the embodiment of the separation device.

FIG. 4 is a front view showing a second example of the embodiment of the separation device.

FIG. 5 is a front view showing a second example of the embodiment of the separation device.

FIG. 6 is a side view showing a second example of the embodiment of the separation device.

FIG. 7 is a perspective view showing an example of an embodiment of the transfer device of the above.

FIG. 8 is a view showing an operation of transferring a plate material by the above-described transfer apparatus, and (a), (b), and (c) are schematic views, respectively.

FIGS. 9A and 9B are schematic views showing the operation of temporary positioning of the plate material in the width direction by the transfer apparatus of the above, and FIGS. 9A, 9B, and 9C are schematic diagrams, respectively.

FIG. 10 is a perspective view showing an example of a loading positioning device of the above.

FIGS. 11A and 11B show the operation of loading on the loading positioning device, and FIGS. 11A, 11B and 11C are schematic views.

[Explanation of symbols]

 Reference Signs List 1 plate material 2 loading table 3a, 3b, 3c pick-up roll 4 switchback conveyor 5 conveyor belt 6 free roller 7 width-direction positioning plate 8 width-direction pressing plate 9 positioning plate 10 pressing plate 11 air blow nozzle

Claims (5)

[Claims] 1. An apparatus for separating and stacking plate materials which separates a plate material located at an upper end from a large number of stacked plate materials, and transfers and separates the separated plate materials onto a loading table. The plate is disposed to the side of the plate so as to be reciprocally movable in a direction parallel to the front edge of the plate, and moves downward from the raised side end of the plate located at the upper end of the many stacked plates. A plurality of pickup rollers that hold the entire length of the front end of the plate located at the upper end in an elevated state, and are arranged to be reciprocally movable between the position of the stacked plate and the position above the loading table, By moving to the position of the stacked plate material, it is inserted into the lower side of the plate material from the front end held in a lifted state, and the plate material is placed and held on the upper surface, and loaded with the plate material held 1. A plate material separating / loading device, comprising: a switchback conveyor for transferring a plate material onto a loading table while retreating after moving above the table. 2. A plurality of pickup rollers are formed so as to be movable close to and away from each other in a direction parallel to a front end edge of the plurality of stacked plate members, and are inserted under the front end of the plate member located at the upper end. 2. The plate material separating / stacking device according to claim 1, wherein the pick-up rollers hold the central portion and both side portions of the plate material in a raised state, respectively, when separated. 3. A switchback conveyor comprising a conveyor belt which is driven and driven in a direction parallel to a reciprocating movement direction of the switchback conveyor, wherein the switchback conveyor has a front end held in a raised state. When moving so as to be inserted below, the conveyor belt runs in the direction opposite to the moving direction to place the plate material on the conveyor belt, and the switchback conveyor moves so as to retreat from the position above the loading table. The plate material separating / stacking device according to claim 1 or 2, wherein the conveyor belt is sometimes moved in a direction opposite to the moving direction to transfer the plate material from the conveyor belt to the loading table. 4. A switchback conveyor is disposed so as to be vertically movable between a position above and below the upper end of the conveyor belt, and is placed on the conveyor belt by being moved upward above the upper end of the conveyor belt. A free roller that lifts the plate material that has been placed, a width direction positioning plate disposed at one side position of the free roller, and a width direction positioning plate that is disposed opposite to the width direction positioning plate at the other side position of the free roller,
4. A width direction pressing plate for pressing one side end of a plate material lifted by a free roller and pressing the other side end of the plate material against a width direction positioning plate. A plate separating / loading device according to any one of the above. 5. An air blow nozzle for blowing air to a side end of a plate material stacked on a loading table, a positioning plate disposed on a side of the loading table, and a side of the loading table opposed to the positioning plate. And a pressing plate disposed on the loading table and pressing one side end of the plate material stacked on the loading table and pressing the other side end of the plate material against the positioning plate. 5. The plate separating / loading device according to any one of claims 1 to 4.