JP2712108B2 - Method and apparatus for supplying a material roll to a paper feeder - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention relates to a roll material supply capable of automatically supplying a new material roll to a turret-type sheet feeding device in a printing machine, a coater, or the like. Method and apparatus.

[Conventional technology]

Conventionally, in order to supply a new material roll to a turret type paper feeder, the material roll is transported in front of the paper feeder by a forklift or the like and lowered, and the material roll is fed to a table lifter provided at that position. Then, the operator manually operates the table lifter to raise the material roll to an appropriate height, and rotates the turret arm of the sheet feeding device to set the chucking device provided on the arm. A method is employed in which the chucking device is engaged with both ends of the material roll while adjusting the position of the material roll while keeping the same height as the material roll. However, this method has a problem that a manual operation by an operator is required.

Therefore, as a method of automatically supplying the roll material to the paper feeding device, the roll material is placed on an unmanned truck, the unmanned truck is automatically operated, and then enters between the turret arms of the paper feeding device. Place it on a table lifter that is provided at the same height as the floor, and move the unmanned bogie up and down with the table lifter to position the roll.
A method of supplying the paper to the paper feeder, or a lifter is provided on an unmanned bogie, and the unrolled bogie is placed on the lifter, the unmanned bogie is automatically driven, and then enters between the turret arms of the paper feeder. A method has been proposed in which a roll is moved up and down by a lifter to perform positioning and supply to a sheet feeding device (for example, see Japanese Patent Application Laid-Open No. 62-157162).

[Problems to be solved by the invention]

However, in the above-described conventional technique, it is necessary to move the unmanned carriage between the turret arms inside the sheet feeding device and to position the roll material. Therefore, the interval between the turret arms is increased, and the roll material by the turret arm is increased. A sufficiently large space must be provided inside the paper feeding device by increasing the opposite support position, and there is a problem that the paper feeding device becomes large. Further, as a result of an increase in the support position of the material roll in the sheet feeding device, there has been a problem that various operations such as monitoring work in the sheet feeding device are difficult.

SUMMARY OF THE INVENTION The present invention has been made to solve such a conventional problem, and a method of supplying a material roll capable of automatically setting a material roll to the paper feeding device without increasing the size of the paper feeding device. And an apparatus.

[Means for solving the problem]

As a result of various investigations to solve the above problems, a table lifter with a lifting platform was installed between the turret arms of the paper feeder, and an unmanned bogie was used to transport the material roll. The roll material is transferred to the lifting table by a transfer means such as a conveyor, a fork device, etc., and the height of the roll material is determined by raising and lowering the lifting table, so that the sheet feeding device The present invention has been completed by finding that the roll material can be automatically supplied without increasing the size of the sheet feeding device.

That is, the first invention of the present application is to transport a roll to be supplied to an unmanned trolley capable of unmanned traveling, run the unmanned trolley in front of a table lifter provided below the sheet feeding device, and stop positioning. Moving the lift of the table lifter to a transfer position for receiving a roll from the unmanned trolley; transferring the roll on the unmanned trolley to the lift of the table lifter from the unmanned trolley. A step of moving the table lifter up and down so that the center of the held material roll coincides with a predetermined chucking position; and a step in which the chucking device moves the turret arm to a predetermined position. A step of rotating to a chucking position, and a step of chucking a material roll on a table lifter by a chucking device. The roll supply method to the sheet feeding apparatus and a step of lowering the elevation frame of the table lifter to the waiting position and gist.

Further, the second invention of the present application relates to an apparatus for carrying out the above method, which has a turret arm, rotates the turret arm to a predetermined position, and supplies a material roll to a paper feeder that can be stopped. A pallet on which a roll of raw material is placed, and a conveyor capable of supporting the pallet and transporting the pallet into and out of the pallet on the upper surface, traveling to a predetermined position by unmanned traveling, and stopping. A lifting platform provided below the turret arm of the paper feeding device, a lifting mechanism for raising and lowering the lifting platform, and a pallet provided on the upper surface of the lifting platform for transporting the pallet in the front-rear direction of the paper feeding device and into and out of the lifting platform. A possible conveyor, a stopper for positioning a pallet conveyed by the conveyor at a predetermined position, and the elevator has reached a transfer position at which a pallet is transferred between the unmanned carriage. , A table lifter provided with detection means for detecting that the center of the material roll mounted on the lifting platform has reached a predetermined chucking position, and the sheet feeder, table lifter and unmanned A roll material supply device for a sheet feeding device having a control device for controlling each operation of the carriage is provided.

Further, the third invention of the present application also relates to an apparatus for carrying out the above method, which has a turret arm, rotates the turret arm to a predetermined position, and supplies a roll to a paper feeder that can be stopped. A fork device that supports the roll material directly or via a pallet on the upper surface and is capable of transferring the roll material alone or together with the pallet to the outside of the bogie, and travels to a predetermined position by unmanned traveling. An unmanned trolley that can be stopped, a lifting platform provided below the turret arm of the paper feeding device, a lifting mechanism for lifting and lowering the lifting platform, and a roll transferred alone or together with the pallet on the lifting platform. Means for positioning the web at a predetermined position on the elevator, and detecting means for detecting that the elevator has reached a transfer position at which the web is transferred to and from an unmanned vehicle. A table lifter provided with a detecting means for detecting that the center of the material roll mounted on the lift has reached a predetermined chucking position; and control for controlling the operations of the sheet feeding device, the table lifter, and the unmanned cart. An apparatus for supplying a material roll to a sheet feeding apparatus having a device.

〔Example〕

Hereinafter, an embodiment in which the present invention is applied to a sheet feeding device of a printing press will be described with reference to the drawings.

FIG. 8 is a plan view schematically showing the entire arrangement, 1 is a printing machine, 2 is a turret type paper feeding device for feeding a web to the printing machine, and 3 is a table lifter provided at the paper feeding device. , 4 is an unmanned trolley for transporting the roll 5, 6 is a pallet for loading the roll 5, 7 is a fixed station for preparing a new roll to be supplied to the sheet feeding device. .

The fixing station 7 is provided at an appropriate position away from the printing press 1 and has a roller conveyor 8 on the upper surface as shown in FIG. 9 and a drive capable of driving the roller conveyor 8 in a reversible direction therein. An apparatus (not shown) is provided. The pallet 6 has a bottom surface suitable for being supported by the roller conveyor 8 and being conveyed by the roller conveyor as necessary, and has a shallow V-shaped recess 6A suitable for receiving the material roll 5 on the upper surface. Have.

As shown by the solid line A in FIG. 8, the unmanned trolley 4 includes a fixed station 7 and a table lifter 3 provided in each paper feeder 2.
Can be reciprocated unattended and stopped at a predetermined position, and a conventionally known traveling mechanism, control device and the like can be used. In addition, any of a track type and a trackless type may be used. As shown in FIG. 1, the unmanned trolley 4 has a roller conveyor 12 on its upper surface, and has a drive device (not shown) capable of driving the roller conveyor 12 in a reversible direction. The height of the roller conveyor 12 of the unmanned trolley 4 is the same as the height of the roller conveyor 8 provided at the fixed station 7, so that the unmanned trolley 4 is arranged beside the fixed station 7 and both roller conveyors 8, 12 Pallets can be delivered by driving in the same direction. Note that other types of conveyors, for example, belt conveyors, may be used instead of the roller conveyors 8 and 12. The stationary station 7 and the unmanned trolley 4 are each provided with a stopper (not shown) for preventing the pallet 6 from going beyond a predetermined position when the pallet 6 is delivered.

10A and 10B, the unmanned carriage 4 is provided with a positioning device including a cup-shaped member 13A and an air cylinder 13B for moving the cup-shaped member 13A up and down. On the other hand, a positioning member 14 is provided at the unmanned carriage stop position beside the fixed station 7 and before the table lifter 3. The unmanned carriage 4 can be accurately positioned and fixed by engaging the cup-shaped member 13A with the positioning member 14.

1 to 4, a sheet feeder 2 includes a pair of frames 15, 15 provided at right and left intervals, and
A rotary shaft 16 rotatably held by the rotary shaft 15 and a pair of turret arms 17, 17 fixed to the rotary shaft 16 at intervals. Chucking devices 18 and 19 are provided at both ends of the pair of turret arms 17 and 17 so as to face each other.

As can be clearly understood from FIG. 4, one chucking device 18 has a cone shaft 21 for fitting to the end of the paper tube of the material roll 5, a rotatable holding of the cone shaft 21 and a turret arm. Sleeve 22 that can move axially relative to 17
And an air cylinder 23 which takes in and out of the cone shaft 21 to attach and detach it to and from the material roll 5, a gear 24 attached to the rear end of the cone shaft 21, a gear 25 which meshes with the gear 24, and a gear 25 which meshes with the gear 25 It has a residual core rotation motor 27 having a gear 26 and the like. On the other hand, the other chucking device 19 has a cone shaft 31 for fitting to the end of the paper tube of the material roll 5, the cone shaft 31 being rotatably held, and an axial direction with respect to the turret arm 17. A movable sleeve 32 and an air cylinder 33 for taking in and out of the cone shaft 31 for attaching and detaching to and from the material roll 5
Etc. Therefore, by operating the air cylinders 23 and 33, the chucking of the roll material 5 can be performed, and the chucking of the material roll 5 can be performed by the residual rotation motor 28 while the material roll 5 is chucked.
Can be rotated.

The rotating shaft 16 has a gear 35 at one end. The gear 35 meshes with a driving gear 36, and the driving gear 36 is driven by a motor 37, and the turret arm 17 is rotated by the motor 37. Can be. These members constitute a turret rotating device. Although not shown, a means for detecting that the turret arm 17 has reached the home position and a motor based on a signal from the means.
A device for controlling the turret arm 17 is provided, which rotates the turret arm 17 to each position described in FIG.
And can be stopped.

The frames 15, 15 are mounted on a web guide device 39 which is movable in the left-right direction (the width direction of the material roll held by the sheet feeding device) with respect to a base 38 fixed to the floor.
This web guide device 39 includes the web guide device 39.
An actuator (not shown) for moving the web in the left-right direction is connected to the web guide device in response to a signal from a web edge sensor for detecting an edge position of a web running out of the roll.
By moving 39, the edge position of the running web can always be kept at a fixed position.

In FIG. 1, the roll shaft 5 is attached to the rotating shaft 16 at the time of splicing.
Guide roll for guiding the web fed from
Forty are provided. Further, a paper joining device 41 is provided behind the turret arm 17. The paper joining device 41 includes a swing frame 42, a touch roller 43, a guide roller 44, a cutter 45, and the like. Further, various rollers 47, 47,... Are provided on the upper portion of the paper feeding device 2 to guide the web into the printing press 1. Note that the configuration described above in relation to the sheet feeding device 2 is conventionally known, and a detailed description thereof will be omitted.

1 to 3, the table lifter 3 is arranged between a pair of turret arms of the sheet feeding device 2 and at a front part. This table lifter 3 is an elevator
50, and an elevating mechanism 51 for elevating the elevating platform 50. The elevator 50 is provided with a roller conveyor 52 capable of transporting the pallet in the front-rear direction of the paper feeder (in a direction perpendicular to the axis of the held roll) and a drive device (not shown) for rotating the roller conveyor 52 in a reversible direction. )), And the second
As shown in the figure, the pallet 6 is unmanned by stopping the unmanned trolley 4 before the elevator 50 and driving the roller conveyors 52 and 12 in the same direction with the elevator 50 at the same height as the unmanned trolley 4. It can be transferred from the carriage 4 to the elevator 50 or vice versa. In addition, instead of the roller conveyor 52,
Other types of conveyors, such as belt conveyors, may be used.

Although the lifting mechanism 51 is shown in a simplified form in the drawing, the lifting mechanism 51 includes a drive source such as a motor, and can raise and lower the lifting table 50 and stop it at an arbitrary height position in response to a signal from a detection unit described later. Things. The moving stroke of the elevating table 50 is such that the turret arm 17 chucks the pallet transfer position at which the upper surface is substantially equal to the floor surface F from the pallet transfer position at which the unmanned vehicle 4 is almost equal to the pallet transfer position. It is defined so that it can be raised and lowered to any of the positions for engaging the device.
In this embodiment, the position at which the raw roll is chucked to the turret arm is the position occupied by the chucking devices 18, 18 when the turret arm 17 is horizontal. If this position is selected, the position of the material roll 5 at the time of chucking is the position furthest away from the rotating shaft 16 supporting the turret arm 17 toward the front side.
Therefore, the table lifter 3 that raises and lowers the material roll 5
There is an advantage that the interference with other members is reduced when the sheet is installed in a narrow sheet feeding apparatus.

The light emitter 53A is located on the left and right sides of the lift table 50 at positions facing each other.
And the light receiver 53B are arranged and fixed to the frames 17, 17, respectively. The light emitter 53A and the light receiver 53B are
It is detected that the center of the material roll 5 mounted at a predetermined position on the 50 has reached a predetermined height position (chucking position) for chucking the material roll 5 by a chucking device of the turret arm 17. And is provided at a position where the roll material roll can be detected. Until the roll material center is detected by this roll material center detection means
By raising and lowering the roll 50, the center of the roll can be positioned at a predetermined chucking position regardless of the diameter of the roll 5.

Further, although not shown, the table lifter 3 is provided with a detecting means for detecting that the lifting platform 50 has reached the pallet transfer position at the same height as the unmanned trolley 4.

The lifting platform 50 is provided with a pallet stopper 54 for stopping the pallet 6 transported from the unmanned trolley 4 at a predetermined position.
And pallet fixing means for holding the pallet 6 when pressed against the pallet stopper 54.
5 and 6 show the pallet fixing means 55. The pallet fixing means 55 includes a rotating shaft 56 rotatably held at a fixed position on the elevator 50, a pallet holding plate 57 attached to the rotating shaft 56, a pinion 58 attached to the rotating shaft 56, and It has a rack 59 that meshes, an air cylinder 60 that reciprocates the rack 59, and the like. When the pallet is transported, the pallet holding plate 57 is in the retracted position shown by the solid line in FIG. 6, and after the pallet 6 hits the pallet stopper 54 and stops, the rack 59 is moved by the air cylinder 60 so that the pallet holding plate 57 is moved. Pivot to the position of the two-dot chain line,
The frame member 6B of the pallet 6 can be pressed and fixed to the pallet stopper 54.

In FIG. 7, the lift table 50 is held by a support plate 61 at the upper end of a lift mechanism 51 via a linear motion bearing 62 so as to be movable in the left-right direction. Further, a centering device 63 is provided at a lower center of the lift table 50. The centering device 63 includes a support block 64 mounted on the support plate 61.
And is held movably left and right by the support block 64,
A pair of connecting rods 65A, 65 having racks on the surfaces facing each other
B, a pinion 66 that meshes with both racks, and each connecting rod 6
Pressers 67A, 67 attached to opposite ends of 5A, 65B
B, a centering cylinder 68 mounted on a support plate 61 for reciprocating one connecting rod 65A, and a pair of pressers 67A, 67B.
And a driven plate 69 mounted on the lower surface of the elevating table 50 so as to be positioned in the middle of the table. With this configuration, as shown, when the pair of pressers 67A and 67B are widely opened, the lift table 50 can be freely moved within a range where the driven plate 69 can move between the pair of pressers 67A and 67B. It can be moved in the left and right direction.
When A is moved toward the center, the other presser 67B also moves toward the center by the same amount by the action of the rack and pinion, and the driven plate 69 is inserted between both pressers 67A and 67B, and the elevator 50 can be centered and fixed.

In FIG. 3, a lifting platform is provided on the web guide device 39.
Web guide tuning devices 70,7
0 is provided. Each web guide tuning device 70 includes an air cylinder 71 and a holding plate 72 that reciprocates left and right by the air cylinder 71.
When the holding plates 72, 72 are pushed out on both sides in step 1, the holding plates 72, 72
Can restrain the elevating platform 50 from moving left and right. With this configuration, the lifting platform 50 is connected to the web guide device 39.
And move to the left and right together with the
The pallet 6 and the roll 5 held above are always kept at a fixed position with respect to the turret arm 17.

The sheet feeding device 2, the table lifter 3, and the unmanned trolley 4 are provided with sensors (not shown) for sequence-controlling an operation described later, in addition to the above-described detection means.
And it is connected to a control device (not shown) for performing sequence control. The control device is provided with operating means such as push buttons so that each operation can be performed manually.

 Next, the operation of the device having the above configuration will be described.

The roll material 5 prepared for gluing is placed on the pallet 6 on the fixing station 7 in advance.

As shown in FIG. 11 (m), the web is supplied into the printing press from the raw roll 5a held at one end of the turret arm 17 of the paper feeding device. At this time, table lifter 3
Elevator 50 is in the lowered standby position, and the elevator 50
50 is held in the center by a centering device 63 (see FIG. 7).

The raw roll supply operation is started at an appropriate timing while the web is supplied from the raw roll 5a. In addition,
This operation may be started by an operator pressing a start button.

First, the unmanned trolley 4 transports a new material roll 5 from the fixed station 7 to the front of the sheet feeding device 2 (FIG. 11A).
reference). This transfer is performed as follows. That is, the unmanned trolley 4 stops beside the fixed station 7,
As shown in FIG. 10B, the air cylinder 13B operates to engage the cup-shaped member 13A with the positioning member 14, thereby positioning the carriage 4. In this state, the roller conveyors 8 and 12 rotate in the same direction, and the material roll 5 on the fixing station 7 is transferred onto the unmanned carriage 4 together with the pallet 6. Next, the unmanned trolley 4 on which the material roll 5 is mounted travels in front of the table lifter 3 of the sheet feeding device 2, stops at a predetermined position, and
It is positioned and fixed as shown in the figure.

Next, as shown in FIG.
17 rotates to a position where the center of the material roll can be detected, and the lift 50 of the table lifter 3 rises to the pallet transfer position at the same height as the unmanned trolley 4. When the lifting platform 50 rises to the pallet transfer position and stops, the unmanned trolley 4 and the roller conveyors 12 and 52 on the lifting platform 50 rotate in the same direction, and the pallet 6 holding the roll material 5 is moved to the position shown in FIG. ) Like elevator 50
Transfer to the top. When the pallet 6 comes into contact with the pallet stopper 54 on the elevator 50 and stops, the roller conveyors 12 and 5 are stopped.
2 stops rotation. At the same time, the pallet fixing means 54 (6th
(Refer to the figure) is activated to hold the pallet 6 pressed against the pallet stopper 54. As a result, the pallet 6 and the roll 5 on the pallet 6 are positioned and fixed at a predetermined position on the elevator 50.

Next, as shown in FIG. 11 (c), the elevator 50 descends, and the center of the raw material roll 5 is aligned with the light emitting device 53A and the light receiving device 53B (third light receiving device).
The lift 50 stops at the point when the roll material center detecting means composed of (see the figure) detects it. As a result, roll material 5
Is positioned at a predetermined chucking position. Next, the centering device 63 (see FIG. 7) is opened to enable the horizontal movement of the elevator 50, and the web guide tuning device 70 (see FIG. 3) operates to restrain the elevator 50. I do.
As a result, the elevator 50 moves integrally with the web guide device 39 supporting the turret arm 17, and although the turret arm 17 moves left and right for web edge control, the elevator 50 moves. Is maintained in a constant positional relationship with respect to the turret arm 17 in the left-right direction (axial direction of the material roll).

Next, as shown in FIG.
17 rotates and stops at the horizontal position (chucking position). Then, the chucking device operates and the roll material 5
Chucking.

After chucking, the lifting platform 50 is lowered by a certain amount, and the pallet 6 is separated from the raw material roll 5.
(See FIG. 4) rotates the material roll 5 to stop the position of the glue at a fixed position. At this time, the position of the glue is detected by the elevator
This can be performed by an optoelectronic device (not shown) provided at 50. This operation may be performed after returning the pallet to the unmanned trolley 4.

Thereafter, the turret arm 17 is rotated again, and as shown in FIG. 11 (e), the roll material 5 is lifted to a position where it does not hinder the pallet transfer operation described later. Next, after the web guide tuning device 70 is released and the centering device 63 is operated to position the elevator 50 at the center position,
50 rises to the pallet transfer position. Next, as shown in FIG. 11 (f), the roller conveyors 12, 52 rotate in the opposite direction to the previous one, and return the pallet 6 on the elevating platform 50 to the unmanned carriage 4.

Thereafter, the unmanned trolley 4 returns to the side of the fixed station 7 and returns the held pallet to the fixed station 7.
On the other hand, as shown in FIG. 11 (g), the elevator 50 descends to the standby position, the turret arm 17 returns to the sheet feeding position, and the ascending supply from the roll material 5a is continuously performed.

Thus, the operation of supplying the new material roll to the sheet feeding device is completed.

When the remaining amount of the material roll 5a reaches a predetermined amount, a paper splicing operation is performed. That is, after the turret arm 17 is rotated to the paper splicing position shown in FIG. The peripheral speed is made to match the running web speed, and the touch roll 43 of the web splicing device 24 presses and adheres the running web to the peripheral surface of the new material roll 5 by the splicing signal (FIG. 11 (i) )), The cutter 45 is operated to cut the web (see FIG. 11 (j)), and the splicing is performed. As a result, the web from the new web 5 is supplied to the printing press (hereinafter, this web is denoted by reference numeral 5a), and the web that has been feeding the web becomes the core ( Hereinafter, this residual core is indicated by reference numeral 5b).

Next, after the turret arm 17 further rotates and stops at the residual core discharge position shown in FIG. 11 (k), the residual core rotation motor 27 is operated to rotate the residual core 5b and to splice the residual core. Wrap the rear tail. Thereafter, the chucking device is opened to discharge the residual core 5b. The chucking device 18,1
The cone at the tip of the cone shaft 9 (see Fig. 4) supports the material roll by pressing the tapered surface against the inner surface of the paper tube, but the taper ratio of this cone is different for the left and right. When the king is opened, the paper tube always remains in one cone. The turret arm 17 is provided with a projection (not shown) that interferes with the paper tube near the limit of the cone, so that the residual core of the old material roll can be reliably discharged. .

After the residual core has been discharged, as shown in FIG. 11 (m), the state returns to the normal paper feeding state, and the web is supplied to the printing machine from the material roll 5a.

In the embodiment described above, the web guide device 39 is provided in the paper feeding device 2, and the roll material being fed and the turret arm 17 holding it are moved to the left and right to control the edge of the web during running. In order to make the elevator 50 follow the movement of the turret arm 17,
The elevator 50 can be moved left and right, and a web guide tuning device 70 is provided. However, the present invention is not limited to this case, and is also applicable to a sheet feeding device not provided with the web guide device 39. In this case, it is not necessary to make the elevator 50 movable left and right. Needless to say.

Further, in the above embodiment, as means for transferring the pallet 6 between the unmanned trolley 4 and the lift 50 of the table lifter 3, a conveyor is provided for each of the unmanned trolley 4 and the lift 50. It is also possible to use alternative means. FIGS. 12 and 13 show an embodiment in which a fork device is used to transfer the pallet 6. FIG. Unmanned trolley 4a
Has a fork device provided with a fork 80 that can protrude in the lateral direction, while the elevator 50a has a groove 81 through which the fork 80 passes. In this embodiment, this fork
The pallet 6 is held by the pallet 6 and the fork 80 is inserted into the groove 81 of the elevator 50a.
The pallet 6 is conveyed onto the pallet 6, and then the pallet 6 is held by the elevator 50 a by slightly raising the elevator 50 a.
The pallet can be transferred onto the unmanned trolley 4a from the elevating platform 50a by the reverse operation. Other configurations are the same as those of the above-described embodiment.

14 and 15 show another embodiment. In this embodiment, a fork device including a fork 82 having a shallow V-shaped recess formed on the upper surface of an unmanned carriage 4b is shown. On the other hand, the lifting platform 50b has a groove 8 through which the fork 82 passes.
3, and a shallow V-shaped recess is formed on the upper surface. In this case, the roll material 5 can be directly put on the fork 82 and placed on the lift 50b without using a pallet for transporting the roll material 5. Here, the elevator 5
The recess on the upper surface of the roll 0b also serves as a means for positioning the material roll 5 at a predetermined position. Therefore, in this embodiment, it is not necessary to provide a pallet stopper.

〔The invention's effect〕

As described above, according to the paper feeding method and apparatus of the present invention, after the roll material is transported by the unmanned carriage and transferred onto the lifting table of the table lifter provided below the paper feeding apparatus. The roll material can be positioned at a predetermined chucking position by the elevating platform and can be chucked by the chucking device held by the turret arm of the paper feeding device. This has the effect of being possible. Further, unlike the related art, the unmanned trolley does not need to enter between the turret arms of the sheet feeding device, so that it is not necessary to enlarge the sheet feeding device. Further, since the lifting table of the table lifter can be retracted to the lowered position, various operations in the sheet feeding device are not hindered.
In addition, since the table lifter is provided in the paper feeder, the table lifter can be manually operated by button operation, and when the automatic control device breaks down, the table roll is manually operated by the table lifter. And the like.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a paper feeder and a printing press provided with a material roll supply device according to an embodiment of the present invention, FIG. 2 is a schematic sectional side view of a main part thereof, and FIG. X- in FIG.
It is sectional drawing seen in the X arrow direction, and has shown the state which engages with the chucking apparatus with the roll raw material put on the raising / lowering stand. FIG. 4 is a schematic front view showing a main part of the sheet feeding device, FIG. 5 is a schematic perspective view of a pallet fixing means provided on the elevator of the above embodiment, and FIG. 6 positions and fixes a pallet on the elevator. FIG. 7 is a schematic front view showing the centering device provided in the above embodiment, FIG. 8 is a plan view showing the overall arrangement of the above embodiment, and FIG. Schematic perspective view of the fixing station used, Fig. 10A, Fig. 1
FIG. 0B is a schematic side view for explaining a positioning device provided on the unmanned trolley used in the above embodiment, FIGS. 11 (a) to 11 (m) are schematic sectional views for explaining the operation of the above embodiment, and FIG. FIG. 13 is a schematic side view showing an unmanned trolley and an elevator in another embodiment of the present invention, FIG. 13 is a view taken along the line YY, and FIG. 14 shows an unmanned trolley and an elevator in still another embodiment of the present invention. FIG. 15 is a schematic side view, and FIG. 1 ... printing machine, 2 ... paper feeder, 3 ... table lifter, 4
…… Unmanned trolley, 5 …… Roll roll, 6 …… Pallet, 7 …… Fixing station, 8 …… Roller conveyor, 12 …… Roller conveyor, 15 …… Frame, 16 …… Rotating shaft, 17 …… Turret Arm, 18, 19 …… Chucking device, 39 …… Web guide device, 40 …… Guide roller, 41 …… Paper splicing device, 50 ……
Elevating table, 51… Elevating mechanism, 52… Roller conveyor, 53A ……
Light emitter, 53b …… Receiver, 54 …… Pallet stopper, 55 ……
Pallet fixing means, 63 Centering device, 70 Web guide tuning device, 4a, 4b, Unmanned trolley, 50a, 50b Lifting platform, 80, 82 Fork, 81, 83 Groove.

Continuation of front page (56) References JP-A-60-232315 (JP, A) JP-A-62-157162 (JP, A) JP-A-61-272326 (JP, U) JP-B-50-13682 (JP , B2) Jikken Sho 51-4725 (JP, Y2)

Claims (3)

(57) [Claims] 1. A method for supplying a roll material to a turret arm provided with a chucking device for holding an end portion of the roll material and a turret rotating device for rotating the turret arm. Transporting the roll to be supplied to an unmanned trolley capable of unmanned traveling, moving the unmanned trolley in front of a table lifter provided below the sheet feeding device, and stopping the positioning; A step of elevating the lifting platform to a transfer position for receiving the roll from the unmanned trolley, and a step of transferring the roll on the unmanned trolley from the unmanned trolley onto the lift of the table lifter and positioning the roll. Elevating and lowering the lift of the table lifter so that the center of the held material roll coincides with a predetermined chucking position; Rotating the robot so that the chucking device is at a predetermined chucking position, chucking the roll on the table lifter by the chucking device, and lowering the lifting table of the table lifter to the standby position. And supplying a material roll to a sheet feeding device. 2. A device for supplying a material roll to a paper feeder comprising a turret arm provided with a chucking device for holding an end portion of the material roll, and a turret rotating device for rotating the turret arm. A pallet on which a roll of raw material is loaded, a conveyor on the upper surface capable of supporting the pallet and transporting the pallet in and out, traveling to a predetermined position by unmanned traveling and stopping, and A lifting platform provided below the turret arm of the paper device, a lifting mechanism for lifting and lowering the lifting platform, and a pallet provided on the upper surface of the lifting platform so that pallets can be transported in the front-rear direction of the paper feeder and into and out of the lifting platform. And a stopper for positioning the pallet conveyed by the conveyor at a predetermined position, and the elevator reaches a transfer position at which the pallet is transferred to and from an unmanned vehicle. A table lifter provided with detection means for detecting that the center of the material roll mounted on the elevating platform has reached a predetermined chucking position; and a sheet feeder, table lifter and unmanned An apparatus for supplying a material roll to a sheet feeding apparatus, the apparatus including a control device for controlling each operation of the cart. 3. A device for supplying a material roll to a paper feeder comprising a turret arm provided with a chucking device for holding an end portion of the material roll and a turret rotating device for rotating the turret arm. A fork device which supports the roll material directly or via a pallet and is capable of transferring the roll material alone or together with the pallet to the outside of the bogie; An unmanned trolley that can be stopped, a lifting platform provided below the turret arm of the paper feeder, a lifting mechanism for lifting and lowering the lifting platform, and a roll material transferred alone or together with a pallet on the lifting platform. Means for positioning the sheet at a predetermined position on the lift table, and detecting means for detecting that the lift table has reached a transfer position at which a roll of raw material is transferred to and from an unmanned carriage. A table lifter provided with a detecting means for detecting that the center of the material roll mounted on the lift has reached a predetermined chucking position; and control for controlling the operations of the sheet feeding device, the table lifter, and the unmanned cart. And a device for supplying a material roll to a sheet feeding device having a device.