JP3461695B2 - Processing method and processing apparatus for plate material with stocker - Google Patents

Description

Detailed Description of the Invention

[0001]

TECHNICAL FIELD The present invention relates to a method and an apparatus for processing a plate material having a stocker.

[0002]

2. Description of the Related Art The processing material emplacement means (Japanese Utility Model Publication No. 7-50098) in a cutting device previously invented by the present inventor is
It was as follows. That is, the bed, the first table slidably mounted on the bed in the front-rear direction, and the first table.
A second table mounted on the table so as to be rotatable around a vertical axis and vertically movable, positioning means provided between the two tables, and provided on the second table. And horizontal and vertical clamping means.

In use, a rectangular plate to be cut is fixed to the sleeper on the second table by the clamp means in a state where the vertical sides and the horizontal sides of both are parallel to each other. Next, the first table is moved forward by power, and the first table is stopped when the cutting line of the plate comes just below the cutter. Next, press the plate with the pressing pad to fix it. Next, the cutter motor is activated to move the cutter while rotating it to cut the plate. Similarly, the cutter is reciprocated while sequentially feeding the first table to cut the plate into a plurality of pieces. Then, the clamp means was released to remove the cut material, and a new material was placed on the second table again and fixed by the clamp means.

[0004]

However, in such a prior art, the cutting device has to be stopped for a long time each time the material is attached or removed, which is a great waste of time. The present invention solves the above-mentioned problems, so that materials can be set in advance on a pallet outside the processing device, a large number of the set items can be stored in a stocker, and they can be processed one after another to effectively use the processing device It is an object of the present invention to provide a method and an apparatus according to the above.

[0005]

Means for Solving the Problems In order to solve the above problems, the structure of the present invention is as follows. That is, the method of the first configuration is to set a plate material on a plate material stationary pallet on a pallet carriage that reciprocates on a floor rail , deliver the pallet to a stocker, and similarly, install a large number of pallets. Strike
Delivers one pallet from the stocker, puts it on the swivel base of the positioning carriage that reciprocates the floor rail, and cuts the pallet plate into one cutting piece and the other cutting piece.
After cutting and processing , the pallet is delivered to the stocker again, and when necessary, the pallet is taken out of the stocker and placed on the pallet trolley, and one of the cut pieces is transferred to the semi-finished product pedestal.
The plate material stationary pallet comprises a plurality of linear rails parallel to each other, and a plurality of pillows slidably guided in a state of being stretched over all the linear rails in a posture orthogonal to these linear rails. have a member, and a clamping portion attached to該枕member, said semi-finished product stage, the Palais
Installed near the end of the floor rail that guides the truck , has a sub-rail extending on a straight line with respect to the linear rail of the plate stationary pallet on the upper surface, and when processing the plate with a plurality of intersecting cutting lines, Of the plate material of the pallet truck
The cut pieces of the one, with a fixed pad member through the clamping unit, transferred to a semi-finished product stage, Pas said other cut pieces
Delivered to the stocker again with Ret, and the other
Remove the cut pieces together with the pallet from the stocker.
Was placed on the positioning dolly, pivots the swivel base, the
Was cut and the other cut pieces to pivot the swivel base, before
The other cut piece is delivered to the stocker together with the pallet , the other cut piece is taken out together with the pallet into the pallet truck, the clamp portion is released to remove the other cut piece , and then the clamp portion is passed through. One of the above
The fixed pad member fragments, again from the semi-finished product stand the pallet
Put it back on the straight rail of the pallet of the truck and put it on the pallet.
Deliver one of the above cut pieces to the stocker
Then, in the same manner as the processing of the other cut piece,
Place one of the cut pieces together with the pallet on the positioning cart.
And cut it, deliver it to the stocker, and
To the trolley and release the clamp to disconnect one of the above
It is to remove a piece .

In the method of the second configuration, a floor rail is laid directly under the plate material processing device, a positioning carriage having a swivel base is reciprocally installed on the floor rail, and a plate material stationary pallet is placed on the positioning carriage. In the middle of the floor rail, a pallet stocker having a large number of shelves is installed so that a large number of plate material stationary pallets are vertically arranged and stored, and on the floor rail on the anti-positioning carriage side of the pallet stocker, A pallet trolley is installed to be reciprocable, a semi-finished product pedestal is installed near the end of the floor rail, and the plate material stationary pallet has a plurality of mutually parallel linear rails and a posture orthogonal to these linear rails. has a plurality of pad member which is slidably guided in a state of tension passed over the entire straight rail, and a clamping portion attached to該枕member, said semi-finished product base is a straight of the plate stationary pallet With a sub-rail extending in a straight line to the rail on the top surface, one of the pallets stored in the pallet stocker is placed on the traverser and taken out, then lowered and placed on the pallet truck, and the traverser stands by as it is. Then, move the pallet truck to the end of the floor rail, place the plate material on the pallet of the pallet truck at that position, return the pallet truck to the original position again, and raise the traverser of the pallet stocker. , Lift the pallet, stop at the designated shelf position, retract the traverser and store in the shelf,
Move the traverser down to a specified size and deliver it to the shelf. In the same way, store the pallet with the plate material in the pallet stocker, then store it in the pallet stocker.
In order to process the plate material against the plate material stationary pallet on which the plate material is placed , move the pallet on the specified shelf to move the traverser up slightly, receive the pallet into the traverser, take out the traverser horizontally from the stocker, and lower it as it is. , Put it on the positioning cart that was waiting just below it,
The traverser is allowed to stand by as it is, then the positioning carriage is moved on the floor rail to just below the plate material processing device, the plate material is processed at this position, the positioning carriage is returned to the stocker position, and the traverser is raised. Received, raised, returned to the shelf for storage, processed in the same manner for the plate material of the pallet stored in the stocker, then stored in the stocker, and intersected with the plate material a plurality of times. When processing with a cutting line, the plate material of the pallet placed on the swivel base of the positioning carriage.
Cut into one piece and the other piece, then
The pallet is delivered to the stocker again, and then the pallet is
From the stocker and placed on a pallet trolley, and the one cut piece of the plate material placed on the pallet trolley is transferred to the semi-finished product pedestal together with the pillow member fixed via the clamp portion, delivered again to the stocker to the other cut pieces together with the pallet, again the other cut pieces together with the pallet
Take it out of the stocker, place it on the positioning cart , swivel the swivel base , cut the other cutting piece , swivel the swivel base, and pallet the other cutting piece.
Delivered to the stocker with preparative, said other cut pieces
The pallet is taken out to the pallet trolley, the clamp part is released to remove the other cut piece , and then the pillow member to which the one cut piece is fixed via the clamp part is again removed from the semi-finished product stand to the pallet. Return to the straight rail of the pallet of the truck ,
Deliver the cut pieces to the stocker, and
Palletize one of the cut pieces in the same way as the processing of fragments.
Placed on the positioning cart together with the
Delivered to the pallet, taken out to the pallet truck, and clamped.
To release the part and remove the one cut piece .

The apparatus of the third structure comprises a plate material processing device, a floor rail laid directly under the plate material processing device, and a positioning cart having a swivel base reciprocally mounted on the floor rail, A plate material stationary pallet mounted on the positioning cart and having a rectangular outer shape main body spread in a horizontal plane, and a large number of shelves installed in the middle of the floor rails so as to store the plurality of plate material stationary pallets vertically. A stocker, and a pallet truck mounted on the floor rail on the side of the positioning cart opposite to the stocker and mounting the plate material stationary pallet;
The plate material stationary pallet includes a plurality of linear rails parallel to each other, and a straight line in a posture orthogonal to these linear rails, including a semi-finished product stand installed near an end of a floor rail for guiding the pallet truck. a plurality of pad member which is slidably guided in a stretched states passed in over the rail has a clamping portion attached to該枕member, said semi-finished product base is in alignment with respect to the straight line rail of the plate member stationary pallet Having an extending sub-rail on the upper surface, the positioning carriage and the pallet carriage each serve as a swivel base of the positioning carriage when the plate material stationary pallet is put into and taken out from the stocker, and the plate material is processed by a plurality of intersecting cutting lines. Put
Cut the pallet plate into one piece and the other piece.
Cut and process, then deliver the pallet to stocker again
Then, take out the pallet from the stocker and pallet it.
Placed on a trolley, the one cutting piece of the plate material of the pallet trolley is transferred to a semi-finished product table together with the pillow member fixed via the clamp portion, and the other cutting piece is again stocked with the pallet to the stocker. And deliver the other piece to the pallet
Together with it, it is taken out of the stocker again and placed on the positioning cart, the swivel base is swung, the other cutting piece is cut and processed, the swivel base is swung, and the other cutting piece is swung.
Delivered to the stocker together with the pallet and cut the other
Take the pieces together with the pallet into the pallet trolley, release the clamp to remove the other piece of cut , and then
The pillow member to which the one cut piece is fixed via the clamp portion is returned from the semi-finished product stand to the linear rail of the pallet of the pallet truck again, and the pillow member is placed on the pallet.
Deliver one of the cut pieces to the stocker, and
In the same way as the processing of the above-mentioned cut piece,
Put it on the positioning cart together with the
Deliver it to the stocker, take it out to the pallet truck, and
And removing one of the cut pieces .

[0008]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below based on an embodiment shown in the drawings. In FIG. 1, the outline of the present invention is generally a base 6 on which a plate processing apparatus C, a floor rail 5 laid directly under the plate processing apparatus, and a swivel base slidably mounted on the rail. Positioning trolley 2
0, a plate material stationary pallet 10 mounted on the positioning cart and having a rectangular outer shape body spread in a horizontal plane, and a large number of the plate material stationary pallets 10 installed in the middle of the floor rail 5.
A stocker 80 having a large number of shelves and a pallet truck 50 installed on the floor rail 5 on the side opposite to the positioning truck 20 with respect to the stockers are included so as to store them in a vertical arrangement. Further, at the end of the floor rail 5, the first semi-finished product stand 30 is installed on the extension of the rail, and the second semi-finished product stand 40 is installed on the side surface of the end of the rail 5.

2 to 4, the positioning cart 20 is constructed as follows. That is, a base 21 that reciprocates on the floor rail 5 along it, an intermediate base 22 that is mounted on the floor rail 5 and moves up and down slightly, and a swivel base that is mounted on the base 21 and can swivel about a vertical axis. And 23. In the base 21, a columnar member 21b is provided upright in the vicinity of a corner gate of a base body 21a formed of a rectangular frame (having a large number of chips discharge holes) extending on a horizontal plane. And the base body 21a
On the lower surface, a shoe 21 is slidably guided by the floor rail 5.
c is attached, and a positioning pin 21d is projectingly provided on the upper surface of the columnar member 21b.

As a vertical drive unit 25 for reciprocating the base 21 on the floor rail 5, two vertical motors 25a have their output shafts on the lower side and near the floor rail 5 under the base 21. Pinions 25b are fixed to their output shafts, and a rack 25c meshing with the pinions 25b is fixed to the base 6 near the floor rail 5 in parallel therewith. Further, the positioning carriage 20 is switched to the machining feed drive unit 26 at the turning position (shown in phantom), whereby accurate machining can be performed. That is, in FIGS. 1 to 4, the processing feed motor 26a is installed between the floor rail 5 at the front end of the base 6,
A feed ball screw rod 26c connected thereto via a chain transmission means 26b is provided so as to lie long in the vertical direction.
A feed nut member 26d is screwed onto the feed screw rod 26c, and the feed nut member 26d is stopped along the guide 26g to reciprocate. A pin 26e is provided on the lower surface of the front portion of the positioning carriage 20 so as to be retractable by a connecting piston cylinder 26f, and is fitted into an engagement hole formed in the upper surface of the nut member 26d, and the positioning carriage 20 is fed by machining.

The table body 22a of the intermediate table 22 is in the shape of a double-girder frame (having a large number of chips discharge holes), and is installed in the center of the base 21 via a lifting hydraulic cylinder 22b. On the upper surface of the base body 22a, there are two large and small circular rings 2 which are swing rails.
2d and 22e are attached concentrically. The base body 23a of the swivel base 23 presents a double girder-like frame in the same manner as described above, and the lower surface of the base body 23a faces the two circular rings and has two large and small circular ring receivers 2
3b and 23c are attached, and shoes 23d slidably engaged with the turning rails 22d and 22e are attached to their lower surfaces. In the swivel drive unit 24, the intermediate base 22
A turning motor 24a is attached to the motor shaft with its motor shaft facing upward, and a chain wheel 24c is fixed to the motor shaft.
It is stretched in an arc shape in the range of 0 degree.

5-7, the plate material stationary pallet 10 is shown.
In (to be mounted on the positioning carriage 20), the frame-shaped main body 11 has a rectangular outer shape extended in a horizontal plane, has a large number of cross-cutting chip discharge holes 11a, and a positioning hole member on the lower surface. It has 11b in 4 places. A plurality of (two in the figure) pallet rails 12 extending in parallel to the vertical sides on the upper surface of the main body, and fixed guide members 17 are attached near both vertical sides. A thin plate-shaped load receiver 15 is provided between these rails 12 at intervals in parallel with them. A plurality of (four in the drawing) pillow members 13 are slid on the pallet rail 12 and the fixed guide member 17 in a posture orthogonal to each other via a linear motion bearing 14 and a T-slot bolt 18, respectively. You will be notified. The pillow member 13 is formed of a rod body having a rectangular cross section, and a guide groove 13a for sliding the clamp means 4 described later is provided on the upper surface along the length direction, and the T slot bolt 18 has a nut at both ends. Is fixed to the fixed guide member 17. Then, the discard plate 13b made of synthetic resin is slidably placed along the guide groove 13a. A roller 16 that is received by the load receiver 15 and rolls is attached to the lower surface.

5, 7 and 9, the frame-shaped main body 11
The 1st positioning part 1 is provided in the peripheral part along one (front) side. That is, the first guide groove member 1c is fixed so as to extend parallel to the lateral side, and the positioning bracket 1a which is slidably guided through the sliding piece 1b is provided on the first guide groove member 1c. A second positioning portion 2 is provided on the rail 12 along the other (rear) lateral side of the frame-shaped main body 11 so as to be slidable in a direction perpendicular to the rail 12. That is, the fixed guide member 17
A movable second guide groove member 2c (long in parallel to the pillow member 13) is slidably assembled in parallel to the pallet rail 12, and the T slot bolt 1
8 and nuts, which are detachably fixed to the fixed guide member 17. Then, the movable second guide groove member 2
A plurality of pairs of brackets 2a and sliding pieces 2b (three pairs shown in the figure) similar to the first positioning portion 1 are provided on the pallet rail 12c.
It can be slidably mounted in the right angle direction. Here, the guide grooves of the pillow member 13 and the guide groove members 17, 1c, 2c have an inverted T-shaped cross section in a cross section perpendicular to the length direction. Further, in the fixed guide member 17 at the peripheral edge along one (left) vertical side of the frame-shaped main body 11, the first and the third positioning portions 3 are provided.
The same parts as the second positioning parts 1 and 2 are provided.

5, 6, 8 and 9, the pillow member 1
The clamp portion 4 is provided so as to be slidably guided in the guide groove 13 a of No. 3. That is, the first plate piece 4a slidably guided in the guide groove 13a is similar to the T-slot bolt 18 and nut, and is detachably fixed to the pillow member 13. The first plate piece 4a is provided with first and second bolts 4c and 4d, and the second bolt is supported on the upper end of the first bolt 4c.
The plate piece 4b penetrates the second bolt 4d. Then, the nut 4e is provided above the second plate piece 4b above the second bolt 4d.
Are screwed together. Also, the first and second bolts 4c and 4d
The upper half of each can be raised and lowered by a female screw member.

In the first semi-finished product table 30 shown in FIGS. 10 to 12, two sub-rails 32 are laid on the upper surface of the table body 31 so as to extend in a straight line with respect to the pallet rail 12, and the lower surface of the table body 31. Sliding guide shoe 3 attached to
A slide guide bar 33 is provided on the base 6 via the base plate 4.
As a means for moving the base body 31 toward and away from the positioning carriage 20, a hydraulic piston cylinder serving as a moving means 35 is provided between the base body 31 and the base 6. The second semi-finished product table 40 is also constructed in the same manner as the first semi-finished product table 30,
The symbol of each part is represented in the forties, but it is used when the interval between the sub-rails 42 is narrow and the interval between the rails 12 of the pallet 10 is narrow.

14-16, the pallet truck 50 is constructed as follows. That is, the shoe 52 slidably guided by the floor rail 5 is attached to the lower surface of the base body 51 that reciprocates on the floor rail 5. The table body 51 is a rectangular table extending in a horizontal plane, and a wall-shaped seat 53 is provided upright along the vertical side thereof, and a positioning pin 54 is projectingly provided on the upper surface thereof. Further, as the vertical drive unit 60 that reciprocates the table body 51 on the floor rail 5, two vertical motors 61 are provided near the floor rail 5 under the table body 51 with their output shafts on the lower side. Pinions 62 are mounted and fixed to their output shafts, and a rack 63 meshing with them is fixed to the base 6 near the floor rail 5 and parallel thereto.

The plate positioning unit 70 for mounting a rectangular plate on the plate stationary pallet 10 fixed on the pallet truck 50 is constructed as follows. Vertical reference fixed cylinders 71, 71 having axes close to both vertical sides of the base body 51 of the pallet truck are provided on the stocker 80 side of the base body, and a vertical reference moving cylinder 72 is provided in the middle in the horizontal direction between them. To be Further, the vertical pushing cylinder 73 is installed at the intermediate portion in the horizontal direction on the side opposite to the stocker of the base body 51.
The vertical reference moving cylinder 72 and the vertical pushing cylinder 73 are installed on a cylinder stand 74 which is long in the vertical direction, and the cylinder stand is arranged in a horizontal direction along a long cylinder rail 75 provided on the base body. Can be moved to. On one side of the base body 51 in the lateral direction, the base 6 is
A horizontal reference fixed cylinder 76 is provided with its axis parallel to the horizontal direction. Further, a horizontal reference moving cylinder 77 is provided so as to be vertically spaced from it, with its axis parallel to the horizontal direction and movable in the vertical direction. Further, on the other side of the base body 51, a lateral pushing cylinder 78 is attached to the base 6,
It is provided so that its axis is parallel to the horizontal direction and is movable in the vertical direction. The horizontal reference moving cylinder 77 and the horizontal pushing cylinder 78 are mounted on a cylinder base 79, and the cylinder base 79a is moved along a cylinder rail along the vertical direction.

The stocker 80 is a well-known one, and a large number of shelves 82 (8 steps in the drawing, the shelves number from the bottom, ...) Are provided in a tall rectangular parallelepiped case 81, and the shelves are elevated on both sides of the shelves in plan view. A U-shaped frame-shaped arm 83, arm elevating means 84, a traverser 85 horizontally reciprocable with respect to the arm 83, and a traverser moving in / out means 86
And consists of.

The arm elevating means 84 is constructed as follows. The arm holding member 84a attached to the middle portion of the arm 83 in the front-rear direction is a guide post 8
Guided up and down along 4g, the first part of the case 81
The second constant pulleys 84c and 84d are provided on the left and right via interlocking shafts. Further, along the left and right side walls of the case 81, a hydraulic piston cylinder 84f, which is a lifting motor, is installed with the piston rod facing upward, and the movable pulley 8 is mounted on the upper end of the piston rod.
4e is attached. Then, one end of the suspension chain 84b is fixed to the arm holding member 84a, the other end side is guided upward to rotate to the upper side of the first constant pulley 84c, and then is guided downward to rotate below the movable pulley 84e, and again. It is guided upward and is wound around the second fixed pulley 84d. This allows
If the piston rod goes down, the arm 83 goes up, and if the piston rod goes up, the arm 83 goes down.

Next, the traverser 85 has a dolly shape, and the pallet 10 is lifted by a pair of the traversers 85. In the traverser in / out means 86, the loop chain 86a has two sprockets 8 along the longitudinal direction of the arm 83.
The reciprocating motor 86c is connected to the rear sprocket 86b. The traverser 85 is connected to the upper portion of the loop chain 86a,
The traverser 85 enters the stocker 80 when the chain circulates clockwise, and exits the stocker 80 when circulates counterclockwise.

Here, automatic control of the present method and apparatus is performed by well-known sequence control. A known position detection limit switch, proximity switch, or the like is used to detect the operating position of each device. The positioning carriage 20 is reciprocated by the vertical movement drive unit 25 from the pallet loading position to the turning position, and is reciprocated by the processing feed drive unit 26 from the turning position to the processing position. The machining feed motor 26a of the machining feed drive unit 26 is a servo motor, and the feed screw rod 26c.
An encoder 26g connected to the tip of the above detects the feed amount, and a linear scale 26h provided along one side of the floor rail 5 detects the actual feed position of the positioning carriage 20. The pallet truck 50 reciprocates between the plate material unloading position and the pallet unloading position. In the stocker 80, the arm 83
Moves up and down, and the traverser 85 reciprocates horizontally on the arm 83.

The operation state will be described above. First,
Material A is hung by a crane, and is horizontally long on the pallet 10 of the pallet truck 50 in the stationary plate material loading / unloading position as shown in FIGS. 14, 15 and 16 (the upper and lower sides are horizontal and the left and right are vertical in FIG. 14). Put it in. Next, the vertical pressing cylinder 73 and the horizontal pressing cylinder 78 are operated to push the end surface of the plate material A, and bring the other end surfaces of the plate material into contact with the reference surfaces of the vertical reference cylinders 71 and 72 and the horizontal reference cylinders 76 and 77.
As a result, the material A is placed on the pallet 10 at the predetermined position. Then, the fluid pressure of the vertical / horizontal pushing cylinders 73 and 78 is released to separate it from the end surface of the plate material.

The automatic operation state in this state will be described with reference to the flow chart of FIG. Stocker receipt number N
When O (shelf number) is input (step S1), the pallet truck 50 advances to the stocker 80 side, and the stocker 8
Pass through the lower space V of 0 and come out to the front of the stocker 80,
It stops at the stationary pallet loading / unloading position (step S2). Next, the arm 83 descends (step S3), stops on the lower side of the carriage, the traverser 85 comes out of the stocker 80 (step S4), and then the arm 83 rises (step S3).
5) Then, both ends of the pallet 10 of the pallet truck 50 are received by the traverser 85 and ascended to pass through the stationary standby position (step S6) and stop at the storage position (step S7). Then, the traverser 85 returns to the stocker 80 (step S8), the arm 83 moves down by a certain amount (step S9), and the pallet is placed on the shelf 82. The traverser 85 again comes out of the stocker 80 (step S1.
0), descends (step S11), and stands by at the standby position (step S12). Similarly, pallet truck 50
The plate materials A placed on are sequentially stored and stored in the stocker 80. (As described later, the same operation is performed when the pallet 10 is loaded into the stocker 80 from the positioning cart 20).

Next, an automatic operation state when a large number of pallets 10 stored in the stocker 80 are taken out from the stocker 80 and placed on the positioning carriage 20 will be described with reference to the flowchart of FIG. When the shipping NO (shelf number) is input (step S1), the arm 83 rises (step S2), stops at the shipping position (step S3), and the traverser 85 returns to the stocker 80 (step S4).
The arm 83 is moved up by a certain size (step S5), the pallet is received, the traverser 85 is taken out of the stocker 80 (step S6), and the arm 83 is lowered (step S7). Then, the pallet 10 is moved onto the positioning carriage 20 which is stopped at the pallet loading / unloading position of the fixed position (step S8). The arm 83 descends as it is (step S9), the traverser 85 returns to the stocker 80 again (step S10), the arm 83 then ascends (step S11), and stops at the arm standby position (step S12). The trolley 20 can travel (step S13), and the traverser 85 comes out again (step S14). (As described below, pallet truck 5
The same operation is performed when the pallet 10 is unloaded from the stocker 80 to 0).

Next, the plate material A placed on the positioning cart 20
A case of moving the pallet 10 on which is placed under the cutting processing device C to automatically perform the cutting work will be described with reference to the flowchart of FIG. When the positioning cart 20 is on standby at the pallet loading / unloading position (step S1), the shipping number is NO.
The (shelf number) is input, the stocker unloading operation shown in FIG. 20 is performed, the pallet with the plate material is taken out, and placed on the positioning cart 20 (step S
2). The positioning carriage 20 moves forward (step S3), stops at the stationary rotation position (step S4), and the screw connection pin 26e of the machining feed drive unit 26 is projected by the operation of the connection piston cylinder 26f, and the feed nut member 26d.
(Step S5). Here, the vertical and horizontal postures of the pallet are determined (step S6), and in the case of the horizontally long position shown in the figure, the positioning step is directly performed (step S7).
When the pallet is to be vertically long, the intermediate table 22 is raised (step S8) and the swivel table 23 is rotated 90 degrees (step S8).
9) and then the intermediate table 22 descends again (step S1).
0).

Here, the number of times of positioning (in the present embodiment, the number of times is 2 because of the cutting lines A ₁ and A ₂ of the rectangular plate material A as shown in FIG. 13 to be described later) and the positioning dimension (A ₁ , A ₂
(A stop position from the origin of the positioning carriage 20) corresponding to is set in advance. Then, according to these set values, the positioning cart 20 is driven by the feed screw rod 2 of the machining feed drive unit 26.
6c is sent, stopped, and positioned (step S
7). Next, the completion of positioning is determined (step S1
If 1), YES, the blade is lowered (step S
12) At the same time, the spindle turns on (step S1).
3) The clamp descends (step S14) and presses the upper surface of the material. The fixing means of the blade arm comes out and fixes it (step S15), the cutting feed is performed at medium speed advance (step S16), and when the cutting start position is reached (step S17), a signal for cutting feed low speed advance is output. (Step S18), at the same time, the cutting oil is turned on (step S19), and when the cutting end position is reached (step S2).
0), the tool arm fixing means returns to its original position (step S2
1) At the same time, the cutting oil becomes 0FF (step S2
2), the clamp also returns to its original state (step S23). Then, the tool moves up (step S24), the tool feed moves backward at high speed (step S25), and the spindle also turns off.
(Step S26). In the same manner, the cutting operation is completed by repeating the same number of times as the number of times of positioning.

Next, the positioning carriage 20 moves backward (step S27), stops at the turning position (step S28), and the vertical and horizontal postures are adjusted again (step S29).
2 rises (step S30), and the swivel base 23 moves in the reverse direction 9
It rotates to 0 degrees and stops (step S31), and the intermediate table 22
Goes down (step S32) and the feed screw connecting pin 26e
Returns to the original state and the connection with the processing feed drive unit 26 is released (step S33), and then it is determined whether the warehousing is OK (step S34). If YES, the positioning carriage 20 retracts and stops at a fixed position (step S34). S35), FIG.
As in the case of the flow chart, the goods are stored in the stocker.

Now, as shown in FIG. 13, the rectangular plate material A is cut into three pieces along cutting lines A ₁ and A ₂ parallel to its long sides, and then cut lines parallel to its short sides. As an example, a case of cutting along a line A ₃ and A ₄ from the front side to a cutting line A ₂ across the cutting line A ₁ and further cutting along a cutting line A ₅ from the cutting line A ₂ to the rear side explain.

At this time, the pallet 10 is placed in a horizontally long state as shown in FIGS. 5 and 6, with its positioning hole member 11b fitted to the positioning pin 21d of the positioning carriage 20. The lower edge of the round blade of the cutting device C is positioned slightly higher than the upper surface of the pillow material 13 and slightly lower than the upper surface of the discarding plate 13b. Then, the cutting chips are discharged to the outside of the pallet 10 through the discharge holes 11a.

First, the pillow member 13 is fixed to the fixed guide groove member 17 of the pallet with the T slot bolt 18. Next, the material A is hung by a crane and placed horizontally on a pallet.
The front side of the material A is applied to the first positioning part 1 of the pallet, the left side is applied to the third positioning part 3, and then the second positioning part 2 is slid to the rear side, and its guide groove member 2c is slid with respect to the pallet rail 12. The guide groove member 2c with a T-slot bolt
Is fixed to the fixed guide groove member 17. Then, the pillow member 13
The clamp member 4 is slid along the guide groove 13a of the material A, is applied to both right and left short sides of the material A, and the pillow member 1 is applied with the T slot bolt.
The clamp member 4 is fixed to 3. Then, the second plate piece 4b presses the upper surface of the material A and tightens the nut 4e to fix the material A to the pillow member 13.

Next, referring to FIGS. 1, 4, 5 and 6, the vertical drive unit 2
5, the vertical movement motor 25a is driven to engage the rotating pinion 25b with the rack 25c, and the positioning carriage 20 is moved to the turning position and stopped. Then, the swivel base 23 is turned 90 degrees counterclockwise to make the material A vertically long. Next, the machining feed drive unit 26 is operated, the pin 26e is fitted to the feed nut member 26d by the connecting cylinder 26f, the machining feed motor 26a is driven, the feed screw rod 26c is normally rotated, and positioning is performed together with the feed nut member. The dolly 20 is sent to just below the cutting device C. Then, first, the cutting device is sent along the cutting line A ₁ to cut the cutting device, and the cutting device is moved up and retracted. Next, the positioning carriage 20 is sent and stopped, and the cutting device is sent along the cutting line A ₂ to cut it.
Return the cutting device to its original position.

Next, the feed screw rod 26c reverses to move the positioning carriage 20 backward, and then the vertical movement drive unit 25 feeds it to the front of the stocker 80 and stops it. Then, the pallet on the positioning cart 20 is stored in the stocker 80. In the same manner, the same processing is continued and sequentially stored in the stocker.

Next, the pallet thus stored is taken out from the stocker by the pallet truck 50 this time, and the first
It is stopped just before the semi-finished product table 30. Next, the moving means 35
Is operated to bring the first semi-finished product table 30 close to the positioning carriage 20.

Therefore, the right end (one side) of the cut piece of material (the cut line A ₂ ) is clamped to the pillow member 13 by the clamp portion 4
The pallet rail 12 is moved to the sub-rail 32 of the first semi-finished product stand while being fixed via the.

Next, the pallet truck 50 is moved again to the stocker 80, and stored again in the stocker 80. In the same manner, the pallet having the partially cut plate material set therein is stored in the stocker 80.

Next, these pallets are taken out from the stocker and placed on the positioning carriage 20. Then, the swivel base 23 of the positioning carriage 20 is rotated 90 degrees to the right, and the remaining material (other materials
One of the cutting pieces) is rotated by 90 degrees, and the positioning carriage 20 is moved to a position right below the cutting device C again and stopped. Then, similarly to the above, cutting is performed along the cutting lines A ₃ and A ₄ .

Next, stop the positioning carriage 20 at the stocker, houses a pallet in the stocker, then this
Remove the pallet the pallet truck 50, back at again the first workpiece stand 30, to release the clamp portion 4,
Remove the other piece with a crane. Next, the pillow member 1 is moved to the first semi-finished product table 30 via the clamp portion 4.
One of the cut pieces fixed to No. 3 is returned to the pallet 10 again, stored in the stocker 80, and then the positioning carriage 20.
Then, the swivel base 23 of the positioning carriage 20 is rotated 90 degrees to the right, then returned to the position right below the cutting device again, and cut along the cutting line A ₅ . Then, the positioning carriage 20 is separated from the cutting device, stopped at the stocker, the pallet is stored in the stocker, and then the pallet is taken out to the pallet carriage 50 and returned to the first semi-finished product stand 30 again. , The clamp part 4 is released, and one of the cut pieces is removed by the crane.

The present invention is not limited to the examples and embodiments described above, but includes various modifications without departing from the spirit and scope of the claims.

[0039]

EFFECTS OF THE INVENTION With the configuration of the present invention, it becomes possible to preset plate materials on many pallets, store them in a stocker, and process a large number of plates continuously, and the processing efficiency is significantly improved. Became. For this reason, it has become possible to effectively extend the operating time of the processing machine (which enables unattended operation). Since the material loading and cutting are performed in separate setups, cutting and material loading can be performed separately and continuously, resulting in a dramatic improvement in work efficiency.

[Brief description of drawings]

FIG. 1 is a schematic plan view of an embodiment of the present invention.

FIG. 2 is a plan view of a positioning cart according to an embodiment of the present invention.

FIG. 3 is a front view of a positioning cart according to an embodiment of the present invention.

FIG. 4 is a right side view of the positioning cart according to the embodiment of the present invention.

FIG. 5 is a plan view of a plate material stationary pallet.

FIG. 6 is a partially cut front view of a plate material stationary pallet.

FIG. 7 is a right side view of the plate material stationary pallet.

FIG. 8 is a partially enlarged view of FIG.

FIG. 9 is a partially enlarged view of FIG.

FIG. 10 is a plan view of first and second semi-finished product stands according to an embodiment of the present invention.

FIG. 11 is a front view of a first semi-finished product table according to an embodiment of the present invention.

FIG. 12 is a right side view of a second semi-finished product stand according to an embodiment of the present invention.

FIG. 13 is a plan view of a plate material to be cut.

FIG. 14 is a plan view of a pallet truck according to an embodiment of the present invention.

FIG. 15 is a front view of a pallet truck according to an embodiment of the present invention.

FIG. 16 is a right side view of the pallet truck according to the embodiment of the present invention.

FIG. 17 is a plan view of a stocker according to an embodiment of the present invention.

FIG. 18 is a front view of the stocker according to the embodiment of the present invention.

FIG. 19 is a left side view of the stocker according to the embodiment of the present invention.

FIG. 20 is an automatic operation flowchart for loading / unloading a pallet from the stocker.

FIG. 21 is an automatic operation flowchart for plate material processing.

[Explanation of symbols]

A material C cutting device 1 First positioning part 1a bracket 1b Sliding piece 1c First guide groove member 2 Second positioning part 2a bracket 2b Sliding piece 2c movable second guide groove member 3 Third positioning part 3a bracket 3b Sliding piece 4 Clamp part 4a 1st plate piece 4b Second plate piece 4c 1st bolt 4d second bolt 4e nut 5 floor rails 6 base 10 pallets 11 body 11a Chip discharge hole 11b Positioning hole member 12 Pallet rail 13 Pillow material 13a guide groove 13b Discard board 14 Linear bearing 15 load receiver 16 roller 17 Fixed guide groove member 18 T slot bolt 20 Positioning cart 21 base 21a stand body 21b Columnar member 21c shoe 21d Positioning pin 22 Middle stand 22a body 22b Lifting cylinder 22d Slewing rail-ring 22e Slewing rail 23 swivel base 23a stand body 23b ring receiver 23c ring receiver 23d shoe 24 Turning drive 24a swing motor 24b chain car 24c chain 25 Vertical drive 25a Vertical motor 25b pinion 25c rack 26 Machining feed drive unit 26a Processing feed motor 26b Chain transmission means 26c Feed screw rod 26d Feed nut member 26e pin 26f connected piston cylinder 26g encoder 26h linear scale 30 1st Semi-finished Product Stand 31 units 32 sub rails 33 Sliding guide bar 34 Sliding guide shoe 35 means of transportation 40 Second Semi-finished Product Stand 41 units 42 Sub Rail 43 Sliding guide bar 44 Sliding guide shoe 45 means of transportation 50 pallet truck 51 units 52 shoe 53 seats 54 Positioning pin 60 Vertical drive 61 Vertical motion motor 62 pinion 63 racks 70 Plate positioning unit 71 Vertical reference fixed cylinder 72 Vertical reference moving cylinder 73 Vertical push cylinder 74 cylinder stand 75 cylinder rail 76 Horizontal reference fixed cylinder 77 Horizontal reference moving cylinder 78 Horizontal push cylinder 79 cylinder stand 79a Cylinder rail 80 Stocker 81 cases 82 shelves 83 arms 84 Arm lifting means 84a arm holding member 84b hanging chain 84c 1st fixed pulley 84d Second fixed pulley 84e moving pulley 84f hydraulic piston cylinder (lifting motor) 84g guide post 85 Traverser 86 Traverser Access 86a loop chain 86b sprocket 86c reciprocating motor

Claims (3)

(57) [Claims] 1. On a pallet truck that reciprocates on a floor rail ,
Set the plate on the plate stationary pallet above it and
Delivered to the stocker, and similarly many pallets
Deliver it to the stocker, take out one pallet from the stocker, place it on the swivel base of the positioning carriage that reciprocates the floor rail, and put the plate material of the pallet on one cutting piece and the other cutting piece.
After cutting and processing , the pallet is delivered to the stocker again , and when necessary, the pallet is taken out of the stocker and placed on the pallet truck, and one of the cut pieces is placed on the semi-finished product stand.
A method of transferring , wherein the plate material stationary pallet comprises a plurality of linear rails parallel to each other, and a plurality of pillows slidably guided in a state of being stretched over all the linear rails in a posture orthogonal to these linear rails. Having a member and a clamp part attached to the pillow member, and the semi-finished product table is a floor for guiding the pallet carriage.
When installed in the vicinity of the end of the rail , having a sub-rail extending on a straight line with respect to the linear rail of the plate material stationary pallet on the upper surface, and processing the plate material with a plurality of intersecting cutting lines,
The one cutting piece of the plate material of the pallet truck is transferred to the semi-finished product table together with the pillow member fixed via the clamp part, and the other cutting piece is delivered to the stocker again together with the pallet , and the other cutting is performed. The piece with the pallet again
Take it out of the stocker, place it on the positioning cart , swivel the swivel base , cut the other cutting piece , swivel the swivel base, and pallet the other cutting piece.
Delivered to the stocker with preparative, a pre SL other cut pieces
The pallet is taken out to the pallet trolley, the clamp part is released to remove the other cutting piece , and then the pillow member to which the one cutting piece is fixed via the clamping part is again removed from the semi-finished product table to the pallet. Put it back on the straight rail of the pallet of the truck , and put it on the pallet.
Delivered one of the cut pieces to the stocker,
Similar to the processing of the other cut piece, the one cut
Put the piece together with the pallet on the positioning cart, and cut.
Delivered to the stocker and taken out to the pallet truck.
Then, the clamp part is released to remove the one cut piece, and the method for processing a plate material having a stocker. 2. A floor rail is laid directly below the plate material processing device, a positioning carriage having a swivel base is reciprocably installed on the floor rail, and a plate material stationary pallet is placed on the positioning carriage, and the floor rail is mounted on the floor rail. Along the way, a pallet stocker with a large number of shelves is installed so that a large number of plate material stationary pallets can be arranged vertically, and the pallet trolley can be reciprocated on the floor rail on the side opposite to the pallet stocker on the positioning trolley. The semi-finished product table is installed in proximity to the end of the floor rail, and the plate material stationary pallet has a plurality of mutually parallel linear rails and a posture orthogonal to these linear rails, over the entire linear rails. a plurality of pad member which is slidably guided in a stretched states passed in has a clamping portion attached to該枕member, said semi-finished product base is one to straight rail of the plate stationary pallet Having a sub-rail extending on the line on the upper surface, one of the pallets stored in the pallet stocker is placed on the traverser and taken out, and then lowered as it is and placed on the pallet trolley, and the traverser stands by as it is. Move the truck to the end of the floor rail, place the plate material on the pallet of the pallet truck at that position, return the pallet truck to the original position again, raise the traverser of the pallet stocker, and lift the pallet. Lift, stop at the designated shelf position, retract the traverser and store it in the shelf, lower the traverser by a certain size and pass it onto the shelf, and in the same way, place the plate material on the pallet. Store in the stocker, then put the plate materials stored in the pallet stocker
In order to process the plate material against the plate material stationary pallet , move the pallet on the specified shelf up and down the traverser,
Receive the pallet on the traverser, take out the traverser horizontally from the stocker, lower it as it is, place it on the positioning cart that was waiting just below it, put the traverser on standby, and then place the positioning cart on the floor rail with the plate material. Move to just below the processing device, process the plate material at this position, return the positioning cart to the stocker position again, raise the traverser to receive it, raise it as it is, store it back to the shelf, and so on. Then, the plate material of the pallet stored in the stocker is processed, then stored in the stocker, when processing the plate material with a plurality of intersecting cutting lines,
Remove the pallet plate placed on the swivel base of the positioning cart.
Cut into one piece and the other piece, then
Deliver the pallet to the stocker again, and then the pallet
Take it out from the stocker and place it on a pallet carriage , and transfer the one cut piece of the plate material placed on the pallet carriage to the semi-finished product table together with the pillow member fixed via the clamp part, and the other cut piece together with the pallet. Delivered to the stocker again and cut the other piece together with the pallet.
It is taken out of the stocker again and placed on the positioning cart, the swivel base is swung, the other cutting piece is cut, the swivel base is swung, and the other cutting piece is palletized.
Delivered to the stocker with preparative, said other cut pieces
The pallet is taken out to the pallet trolley, the clamp part is released to remove the other cutting piece , and then the pillow member to which the one cutting piece is fixed via the clamping part is again removed from the semi-finished product table to the pallet. Put it back on the straight rail of the pallet of the truck , and put it on the pallet.
Delivered one of the cut pieces to the stocker,
Similar to the processing of the other cut piece, the one cut
Put the piece together with the pallet on the positioning cart, and cut.
Delivered to the stocker and taken out to the pallet truck.
Then, the clamp part is released to remove the one cut piece, and the method for processing a plate material having a stocker. 3. A plate material processing apparatus, a floor rail laid directly under the plate material processing apparatus, a positioning carriage mounted on the floor rail reciprocally and having a swivel base, and mounted on the positioning carriage. A plate material stationary pallet having a rectangular outer shape main body spread in a horizontal plane, and installed in the middle of the floor rail, so that a large number of the plate material stationary pallets are arranged side by side and stored,
A stocker having a large number of shelves, a pallet carriage that is installed on the floor rail on the side opposite to the stocker and that mounts the plate material stationary pallet, and the pallet carriage is proposed.
The semi-finished product pallet installed near the end of the inner floor rail , wherein the plate material stationary pallet is stretched over all the straight rails in a posture orthogonal to the plurality of straight rails parallel to each other. Having a plurality of pillow members slidably guided in a fixed state, and a clamp portion attached to the pillow members, and the semi-finished product table has a sub-rail extending in a straight line with respect to a straight rail of the plate stationary pallet as an upper surface. The positioning carriage and the pallet carriage each take in and out the plate material stationary pallet with respect to the stocker,
When processing with a plurality of intersecting cutting lines for the plate material,
Remove the pallet plate placed on the swivel base of the positioning cart.
Cut into one piece and the other piece, then
Deliver the pallet to the stocker again, and then the pallet
Palletized truck out of the stocker, the one cut piece of sheet material of the pallet truck, with the pillow member fixed through the clamp part, transferred to a semi-finished product stage, the other
Deliver the cut pieces together with the pallet to the stocker again, and the other cut piece together with the pallet to the stocker again.
Removed from the car and placed on the positioning cart , swivel the swivel base , cut the other cutting piece , swivel the swivel base, deliver the other cutting piece together with the pallet to the stocker, and the cut pieces with pallets taken out <br/> the pallet truck, wherein to release the clamping unit
Removing the other of the cut piece, and then the pillow members fixing the cut pieces of the one through the clamp part, returned again on a straight line rail <br/> pallets of the pallet truck from the semifinished product stage, the Put on a pallet
Delivered one of the cut pieces to the stocker,
Similar to the processing of the other cut piece, the one cut
Put the piece together with the pallet on the positioning cart, and cut.
Delivered to the stocker and taken out to the pallet truck.
Then, the plate material processing apparatus having a stocker is characterized in that the clamp portion is released to remove the one cut piece .