JP2669570B2 - Positioning method, device and printing plate placement table for printing plate placement table - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for positioning a printing plate mounting table for mounting a printing plate to be supplied to a printing plate printing apparatus, a positioning device for the printing plate mounting table, and a printing plate mounting table.

[0002]

2. Description of the Related Art A printing plate used for a newspaper rotary press or the like has a photosensitive material applied to a base material such as aluminum and is developed after an image is exposed by a printing apparatus and supplied to the rotary press. It has become.

In general, a large number of these printing plates are stacked in layers and mounted on a printing plate mounting table (hereinafter referred to as skid) in a horizontal or inclined state and fixedly packed. These printing plates are sent from a printing plate manufacturing company to a newspaper company together with the skids, and the skids are arranged in a loading portion of a printing apparatus, and are sequentially supplied from the top printing plate.

This printing plate is stored in a state of being mounted on a skid. Further, some of the skids are provided with wheels whose directions can be freely changed and can be freely moved by the wheels.

In such a printing plate mounting table, when loading a printing plate into a printing device, an operator manually pushes and moves a skid from a storage location or the like, and thereby, is placed in a loading portion of the printing device. The printing plate mounting table is accurately positioned by a positioning mechanism, and the printing plate is supplied to a printing apparatus.

[0006]

However, when a large number of printing plates are required, transportation by a printing plate mounting table,
And a large space is required for storage. further,
Since the traveling direction of the wheels can be freely changed so that the printing plate mounting table can be freely moved in the place where the printing devices and the like are arranged, the straightness of the printing plate mounting table is sacrificed. Handling of the mounting table when moving is poor. Also, in order to transport the printing plate placement table from the printing plate production company to the newspaper company, it is transported by loading it on a loading platform such as a truck, but during transportation, the wheels attached to the printing plate placement table are used during transportation. There is a problem that the printing plate mounting table moves, which may cause collapse of the load.

In view of the above facts, the present invention is to obtain a printing plate placing table on which a large amount of printing plates can be effectively stacked, and also to improve the stability during transportation and to allow the operator to manually Is to obtain a printing plate placing table that improves straightness and is easy to handle, and a positioning method and a positioning device for the printing plate placing table to easily position the printing plate placing table on the transfer device. The goal is to obtain

[0008]

According to a first aspect of the present invention, there is provided a method for positioning a printing plate placing table, wherein a plurality of printing plates are provided in first and second sloped printing plate mounting portions provided back to back. A method of positioning a printing plate placing table, which is movable and is capable of supplying the printing plate to a printing plate delivering device, wherein the first sloped printing plate placing part of the printing plate placing table is provided. The printing plate mounting table is moved up and down so as to be opposed to and adjacent to the printing plate delivery device, and the printing plate mounting table is located at a predetermined position in a direction perpendicular to the direction of contact and separation with the printing plate delivery device and the direction of contact and separation with the printing plate delivery device. Is moved and positioned, and the printing plate mounting table is moved up and down while the second inclined printing plate mounting portion of the printing plate mounting table is opposed to and adjacent to the printing plate delivery device, and contact with the printing plate delivery device is made. Direction and separation of printing plate delivery device Moving said printing plate mounting table in a predetermined position in the direction orthogonal to the direction, characterized in that for positioning.

According to a second aspect of the present invention, there is provided a positioning device for a printing plate placing table, wherein a plurality of printing plates are mounted on the first and second sloped printing plate mounting portions which are provided back to back and are movable. A positioning device for a printing plate placing table capable of supplying the printing plate to the printing plate delivering device, elevating means for moving the printing plate placing table up and down, and the first slope-shaped printing plate loading section. Is provided between the elevating means and the printing plate placement table when it is adjacent to the printing plate delivery device, and a direction orthogonal to the contacting and separating direction with the printing plate delivering device and the contacting and separating direction with the printing plate delivering device. The first positioning means for moving and positioning the plate mounting table to a predetermined position, and the second slope-shaped printing plate mounting portion of the printing plate mounting table is moved up and down when it is adjacent to the printing plate delivery device. Means and the printing plate mounting table Second positioning means for moving and positioning the printing plate placement table at a predetermined position in a direction orthogonal to the contacting / separating direction with the plate transferring device and the contacting / separating direction with the printing plate transferring device. And

According to a third aspect of the present invention, there is provided a positioning device for the printing plate placing table according to the second aspect, wherein the first and / or second positioning means is the printing device. It is characterized by comprising an inclined surface provided on one of the lower part of the main body of the plate mounting table and the elevating means of the elevating means.

A printing plate placing table positioning device according to a fourth aspect of the present invention is the printing plate placing table positioning device according to the third aspect, wherein the inclined surface is formed as a triangular groove in the block-shaped member. And a ball caster provided on the lower part of the main body of the printing plate mounting table or on the elevating means of the elevating means.

[0012] The printing plate mounting table according to claim 5 of the present invention comprises:
A printing plate placing table capable of supplying the printing plates to a movable printing plate delivery device in which a plurality of printing plates are mounted on first and second sloped printing plate mounting portions provided back to back, respectively. And a direction orthogonal to the contacting / separating direction with respect to the printing plate delivering device and the contacting / separating direction of the first sloped printing plate mounting part provided on the lower part of the main body of the printing plate placing table. First positioning means for positioning the printing plate placement table at a predetermined position, and the second slope-shaped printing plate mounting portion provided on the lower part of the main body of the printing plate placement table in the direction of contact and separation with the printing plate delivery device and the printing plate delivery device. And second positioning means for positioning at a predetermined position in a direction orthogonal to the direction of contact with and separation from the second position.

According to a sixth aspect of the present invention, there is provided a printing plate mounting table.
The printing plate mounting table according to claim 5, wherein the first positioning means has at least two triangular grooved block members or at least two ball casters.

According to a seventh aspect of the present invention, there is provided a printing plate mounting table.
The printing plate mounting table according to claim 5 or 6, wherein a fixed ring is provided at a substantially central portion of a lower surface of the main body of the printing plate mounting table, and a moving direction is restricted to one direction, and a moving direction of the fixed ring. Are movable by a wheel group including free wheels provided on both sides of the movable wheels.

[0015] The printing plate mounting table according to claim 8 of the present invention,
8. The printing plate mounting table according to claim 7, wherein a plurality of legs are provided so as to project downward from the wheel group, and a plurality of legs are provided to support the printing plate mounting table in a projecting state. I do.

According to a ninth aspect of the present invention, there is provided a printing plate mounting table,
The printing plate mounting table according to claim 5 or 6, wherein the side surfaces of the plurality of printing plates mounted on the first sloped printing plate mounting portion are formed on the side surfaces of the first and second sloped printing plates. The side surfaces of a plurality of printing plates arranged on one surface of the surfaces orthogonal to the surface of the mounting portion and mounted on the second slanted printing plate mounting portion are mounted on the first and second slanted printing plate sides. It is characterized in that it is aligned with the other surface of the surface orthogonal to the part.

[0017]

According to the positioning method of the printing plate placing table according to claim 1 of the present invention having the above-mentioned structure, the printing plate placing table is moved in the height direction by moving the printing plate placing table up and down, and the printing plate placing table is transferred. The printing plate mounting table is moved by moving to a predetermined position in a direction of approaching and separating from the apparatus and in a direction orthogonal to the direction of approaching and separating from the apparatus. This positioning method can be performed in the same manner for each of the first and second inclined printing plate mounting portions.

A state in which the printing plate mounted on the first or second slope-shaped printing plate mounting portion of the printing plate mounting table can be supplied to the printing plate delivery device by moving the printing plate mounting table to a predetermined position. Becomes

The vertical movement of the printing plate mounting table to a predetermined position and the movement in the contacting / separating direction and the direction orthogonal to the contacting / separating direction may apply an external force to the printing plate mounting table.
The movement in the contacting / separating direction and the direction orthogonal to the contacting / separating direction may be performed by utilizing gravity or the like acting on the printing plate mounting table. As the external force, a driving force of a motor or the like, or a driving force by the pressure of gas or liquid is preferable, but application of human power or the like is also possible.

According to a second aspect of the present invention, there is provided a positioning device for a printing plate placing table, wherein the printing plate placing table is arranged with the first or second sloped printing plate placing portion facing the printing plate delivery device. It is moved up and down by the lifting means. Further, the first or second positioning means provided between the printing plate placing table and the elevating means causes the printing plate placing table to move toward and away from the printing plate delivery device and a predetermined direction in a direction orthogonal to the contacting and separating direction. It can be moved to a position to perform positioning.

The first and second positioning means are provided corresponding to each of the first and second slope-shaped printing plate mounting portions of the printing plate mounting table, and the first and second slope-shaped printing plates are provided. Any of the mounting units can face the printing plate delivery device and move the printing plate mounting table to a predetermined position to perform positioning.

In the positioning device for the printing plate placing table according to the third aspect of the present invention, the positioning means is constituted by an elevating means or an inclined surface formed on one of the printing plate placing table.

The printing plate mounting table raised by the elevating means is supported by the elevating means on the inclined surface, and the printing plate mounting table moves along the inclined surface by its own weight. By moving the printing plate mounting table along the inclined surface, the printing plate mounting table can be moved to a predetermined position for positioning. That is, the printing plate mounting table can be moved to the predetermined position without applying any external force.

According to a fourth aspect of the present invention, there is provided a positioning device for a printing plate placing table, wherein the inclined surface of the printing plate placing table according to the third aspect is formed in a block-shaped member, and further, a triangular groove is formed along the inclined surface. Has formed. Further, a ball caster is arranged to face the triangular groove.

The printing plate mounting table raised by the elevating means is supported by a triangular groove formed on the inclined surface of the block-shaped member and a ball caster contacting the triangular groove. Further, the ball caster moves along the inclined surface while the moving direction is regulated by the triangular groove, and the printing plate mounting table moves by the movement of the ball caster. Positioning in one direction can be performed by the triangular groove, and furthermore, positioning can be performed by moving to a predetermined position along the inclined surface.

That is, by bringing the ball caster into contact with the triangular groove formed in the block-shaped member, the direction of approaching / separating the printing plate delivery device of the printing plate mounting table or the direction of approaching / separating from the printing plate delivery device is orthogonal. One direction positioning can be performed.

According to a fifth aspect of the present invention, there is provided a printing plate mounting table.
Corresponding to each of the first and second slope printing plate mounting portion,
First and second positioning means are provided. Even if any of the surfaces of the first and second sloped printing plate mounting portions is adjacent to the printing plate delivery device by these positioning means, the printing plate placement table is brought into contact with and separated from the printing plate delivery device and the printing plate delivery device. Can be moved to a predetermined position in a direction orthogonal to the contacting / separating direction and positioned.

In a printing plate mounting table which is capable of mounting a large number of printing plates at a time by providing the first and second sloped printing plate mounting portions back to back, the printing plate mounting table is contacted with and separated from the printing plate delivery device. It is possible to perform positioning at a predetermined position in the direction and the direction orthogonal to the direction of contact and separation of the printing plate delivery device.

[0029] The printing plate mounting table according to claim 6 of the present invention comprises:
One of the block member and the ball caster having a triangular groove formed as one of the positioning means is provided on the printing plate mounting table,
The other is arranged facing.

By contacting the ball caster with the triangular groove formed in the block member, the printing plate mounting table can be moved in either the direction in which the printing plate delivery device approaches or separates from the printing plate delivery device. It is possible to perform positioning in one direction and further to move the printing plate mounting table in the other direction along the triangular groove in the other direction to a predetermined position for positioning.

That is, the positioning means for positioning the printing plate placement table at a predetermined position with respect to the printing plate delivery device is interposed between the alignment device and the printing plate placement table to move the printing plate placement table to the predetermined position. The printing plate placing table is stopped at a predetermined position, and one having these functions provided on either or both of the printing plate placing table and the alignment device is applicable.

According to a seventh aspect of the present invention, there is provided a printing plate mounting table.
By providing a fixed ring in the approximate center of the printing plate placement table,
It is possible to move in a stable state in a direction in which the fixed wheel can move. Further, when the printing plate placing table changes its direction by the free wheels arranged on both sides in the moving direction of the fixed ring, the printing plate can be rotated around the fixed ring.

The printing plate mounting table, which is moved by these wheel groups, has improved straight running stability and can be rotated about a fixed wheel provided at a substantially central portion, so that handling such as direction change can be prevented. Improves and makes it easier to move the printing plate placement table.

The printing plate mounting table according to claim 8 of the present invention,
A plurality of legs that can protrude from the wheel group are arranged below the printing plate mounting table. The wheels for moving the printing plate mounting table can be floated by making these plural legs project, and the printing plate mounting table can be placed on the floor or shelf by these legs. It is supported in a stable state.

When the printing plate placing table is carried by a truck or the like, loading and unloading are carried out by lifting with a forklift or the like. The projection and accommodation of these legs can be performed by lifting the printing plate mounting table with a forklift.

The plurality of legs may be arranged and number capable of stably supporting the printing plate placement table, and the number is at least three, preferably four or more, and more preferably. Widening the distance between the legs.

According to the ninth aspect of the present invention, there is provided a printing plate mounting table,
A printing plate mounted on the first slope-shaped printing plate mounting portion of the surfaces orthogonal to each of the first and second slope-shaped printing plate mounting portions provided back to back, that is, the side surface of the printing plate mounting table. Are aligned on one side. In addition, the printing plate to be mounted on the second inclined printing plate mounting portion is mounted in alignment with the other side surface.

That is, the printing plate mounted on the inclined printing plate mounting portion is mounted in a fixed state on any side surface.

When the printing plate mounting table is moved and positioned at a predetermined position, it can be used as a reference for positioning in one direction. By moving the side surface, which is the reference of the mounted printing plate, to a predetermined position and performing positioning, the printing plate mounted on the printing plate placing table is brought into a predetermined state with respect to the printing plate delivery device. Can be arranged.

Further, even when arranging printing plates of different sizes, by arranging them in correspondence with the reference position, the printing plates can always be opposed to the printing plate delivery device in a predetermined state.

These methods for positioning the printing plate mounting table,
By using the printing plate placing table positioning device and the printing plate placing table, a large number of printing plates can be efficiently positioned on the printing plate delivery device. In addition, these printing plate mounting bases can mount a large number of printing plates on the sloped printing plate mounting parts provided back to back, which improves straightness when moving, and further, fixing during storage and transportation. And the handling is improved.

[0042]

1 and 2, a printing plate mounting table 10 according to a first embodiment is disposed so as to face a delivery device 12 of a printing device 14. FIG. The arrow F direction shown in each drawing indicates the contact / separation direction between the delivery device 12 and the printing plate mounting table 10, and the arrow W direction indicates the width direction of the printing plate mounting table 10. The direction in which the printing plate mounting table 10 comes into contact with or separates from the delivery device 12 is also indicated by the arrow F as the front-back direction.

FIG. 3 shows details of the printing plate mounting table 10. The printing plate mounting table 10 is a frame 10
It has a frame structure of A, and has a front wall 16 and a rear wall 1.
8 and 8 are inclined, and when viewed from the width direction of the printing plate mounting table 10 (direction of arrow W shown in FIG. 3), they have a substantially isosceles triangular shape.

Further, the front and rear inclined surfaces, that is, the front wall 16
And a retaining plate 20 is provided on each of the rear wall 18 and the frame 10A.
And the front wall 16 and the rear wall 18 are each planar. Brackets 22 projecting outward in the front-rear direction of the printing plate mounting table 10 are provided at the lower ends of the front wall 16 and the rear wall 18 along the width direction.

As shown in FIG. 1, these brackets 2
2 can hold one end of a large number of printing plates P, whereby a large number of printing plates P can be mounted in layers on both sides of the front wall 16 and the rear wall 18 of the printing plate mounting table 10. A pair of printing plate mounting portions are formed.

At both ends in the width direction of the printing plate mounting table 10, that is, the side surfaces 24A, 24B, flat plate-shaped stoppers 22A are arranged along the respective side surfaces. The stopper 22A provided on the side surface 24A protrudes toward the front wall 16 and the stopper 22A provided on the side surface 22B.
Project toward the rear wall 18. An end of each of the front wall 16 and the rear wall 18 of the printing plate mounting table 10 is in contact with the bracket 22 and the stopper 22A, and the printing plate P is mounted on the holding plate 20 in a layered manner.

The stopper 22A may be one which can be pulled out to the front wall 16 and the rear wall 18 side.
Instead of being provided on the side surfaces 24A and 24B, the holding plate 20 may be capable of being extracted from an arbitrary position.

In the printing plate mounting table 10 according to the first embodiment, a large number of printing plates P are mounted on the front wall 16 and the rear wall 18 in layers, and when they are transported, a plastic or wooden backing plate 21 is used. A belt (not shown) is wound in the horizontal direction or the vertical direction so as to be superimposed on the uppermost layer of the stacked printing plates P, and when the printing plate P is adjacent to a printing plate delivery device described later, the belt and the contact plate 21 are removed. .

Both ends of the printing plate mounting table 10 in the width direction, that is, the side surfaces 24A and 24B are open, and the upper part of each of them is
A bar-shaped handlebar 26 is arranged. A through hole (not shown) is formed in an intermediate portion of the handle bar 26, and a handle 28 inserted into this through hole is
It is fixed by being screwed into. This fixing is made stable by the groove (not shown) formed in the frame 10A in a horizontal state (shown by a solid line in FIG. 3) and a vertical state (shown by a two-dot chain line in FIG. 3) of the handlebar 26. When a worker moves the printing plate mounting table 10, the handle bar 26 is in a horizontal state and is in a vertical state so as to be accommodated.

The lower frame 30 of the printing plate mounting table 10 is
The frame 30A is formed in a rectangular shape by a frame 30A disposed at both ends in the width direction and a frame 30B disposed at both ends in the front-rear direction. A pair of fixed wheels 32 whose wheels are fixed in the width direction of the printing plate mounting table 10 are arranged in the middle of the frame 30B arranged in the front-rear direction of the printing plate mounting table 10. Further, at each of both end portions of the frame 30B, a free wheel 34 that can freely change the direction of the wheel is disposed. The fixed wheel 32 is slightly projected from the free wheel 34, and when the printing plate mounting table 10 is supported from the floor surface by the fixed wheel 32 and the free wheel 34, the fixed wheel 32 is always in contact with the floor surface.

As shown in FIG. 4, a leg portion 36 is arranged on each frame 30B in the vicinity of each free wheel 34. As shown in FIGS. 5 and 6, the leg 36 is fixed to the frame 30B via a flange 36A provided at one axial end of a substantially cylindrical bracket 38,
The bracket 38 includes a substantially cylindrical leg 40 slidably inserted into the bracket 38. A through hole is provided in the frame 30B coaxially with the bracket 38, and the leg 40 is inserted and accommodated therein. The leg 40 is provided with a flange 41 at one end in the axial direction on the side opposite to the bracket 38.

The range of sliding of the leg 40 to the bracket 38 is restricted by a screw 38A screwed into the bracket 38 and protruding from the inner surface of the bracket 38 and a groove 40A formed in the outer peripheral surface of the leg 40 along the axial direction. Is done. That is, the tip of the screw 38A is inserted into the groove 40A to regulate the sliding range of the leg 40 and prevent the leg 40 from falling off the bracket 38.

The bracket 38 of the leg 36 has a through hole 4 penetrating the outer peripheral surface along the front-rear direction of the printing plate mounting table 10.
2 are drilled. Further, on the outer peripheral surface of the leg 40, a through hole 44 </ b> A is formed at the upper end in the axial direction, and a through hole 44 </ b> B is formed at the lower end corresponding to the through hole 42.

The through holes 42, 44A and 44B have substantially the same diameter, and the fixing pin 46 can be inserted and removed. When the leg 40 is slid upward and the fixing pin 46 is inserted into the through holes 42 and 44A, the leg 40 is held in a housed state (shown by a solid line in FIG. 6). Also, when the leg 40 is pulled out and the fixing pin 46 is inserted into the through holes 42 and 44B,
The leg 40 is held in a state of projecting downward from the fixed wheel 32 and the free wheel 34 (shown by the chain double-dashed line in FIG. 6 and FIG. 5).
In this case, as shown in FIG. 4, in the printing plate mounting table 10, the fixed ring 32 and the free wheel 34 are in a state of floating from the floor surface G, and the printing plate mounting table 10 is placed on the floor surface by the four leg portions 36. G
Is held to

As shown in FIG. 5, a narrow portion 46A is formed at the tip of the fixing pin 46, and
8 of the fixing pin 46 inserted into the through hole 42 of FIG.
6A is opposed to the tip of the bolt 38B. The tip of the bolt 38B is urged by an unillustrated urging force,
A partially protruding ball 38C is accommodated, and the ball 38C can be inserted into the bolt 38B against the urging force.

To the constricted portion 46A of the fixing pin 46, the ball 3
8C comes into contact with the fixing pin 46 and the through hole 42
It can be inserted into and pulled out from the device, and is prevented from falling off. Further, a wire (not shown) is connected to the fixing pin 46 to prevent loss.

As shown in FIG. 3, in the lower frame 30 of the printing plate mounting table 10, cross frames 48 hung between the frames 30B are provided at both ends of the printing plate mounting table 10 in the width direction. Is provided. At both ends of these cross frames 48, that is, near the frame 30B, blocks for positioning the printing plate mounting table 10 described later are arranged.

An elevating table 50 is arranged on the floor surface G below the printing plate mounting table 10 which is arranged at the position where the printing plate P is delivered to the delivery device 12. As shown in FIGS. 7 to 9, the lifting platform 50 includes a rectangular base plate 52 fixedly disposed on the floor G, and a lifting plate 54 of the same shape disposed parallel to the base plate 52. They are connected by a pair of parallel links 56, 58. The pair of parallel links 56 and 58 are provided at both ends in the direction of contact and separation between the delivery device 12 and the printing plate mounting table 10. With these parallel links 56 and 58, the elevating plate 54 can be moved up and down in parallel with the floor surface G.

The lift plate 54 includes the base plate 5
The distal end of the drive shaft 60A of the air cylinder 60, which is pivotally supported at 2, is connected.

The elevating plate 54 is raised by driving the air cylinder 60 in the direction in which the drive shaft 60A is housed, and lifts the printing plate mounting table 10 to the delivery height to the delivery device 12.

As shown in FIG. 9, the lifting plate 54
Ball casters 64 are arranged near the corners on the upper surface of the. As shown in FIG.
A part of the steel ball 64A is rotatably accommodated in a bracket 64B fixed to the elevating plate 54, and a part of the steel ball 64A projects from the bracket 64B.

As shown in FIG. 9, the cross frames 48 of the printing plate
Blocks 66 and 68 serving as first positioning members and blocks 67 and 69 serving as second positioning members are provided in a predetermined state (not shown in FIG. 9) and face each other. The blocks 66 and 67 have the same shape, a flat surface inclined in the width direction of the printing plate mounting table 10 is formed, and the printing plate mounting table 10 can be supported by contacting the ball casters 64. The blocks 68 and 69 have the same shape, and have triangular grooves 68A extending in the width direction of the printing plate mounting table 10.
Are formed. As shown in FIGS. 7 to 9, these blocks 68, 69 have the highest one end when viewed from the front-back direction of the printing plate mounting table 10, and
The depth is gradually increased along the width direction of the printing plate mounting table 10.

As shown in FIGS. 7 to 9, the combination of these blocks 66, 67, 68, and 69 is such that when the front wall 16 of the printing plate mounting table 10 is arranged to face the delivery device 12, the delivery device Two ball casters 64 on the 12 side
Is in contact with a block 68, and the ball caster 64 on the opposite side of the delivery device 12 is in contact with a block 66. The triangular groove 68A is formed gradually deeper from the side surface 24A toward the side surface 24B, and the printing plate mounting table 10 is biased toward the side surface 24A side of the printing plate mounting table by its own weight.

The bottom surface of the block 66 is also a side surface 24B.
Is inclined toward the side surface 24A side, and thereby the printing plate mounting table 10 is biased toward the side surface 24A side of the printing plate mounting table 10 by its own weight.

On the other hand, the printing plate mounting table 10 is transferred to the delivery device 12.
When the rear wall 18 is arranged to face, the block 69 abuts on the ball caster 64 on the delivery device 12 side, and the block 67 abuts on the ball caster 64 on the opposite side to the delivery device 12. The triangular groove 68A is gradually deepened from the side surface 24B to the side surface 24A. Further, the lower surface of the block 67 is also inclined from the side surface 24A side to the side surface 24B side, whereby the printing plate mounting table 10 is biased toward the side surface 24B side of the printing plate mounting table 10 by its own weight.
In the drawings, reference numerals in parentheses indicate the delivery device 12
The case where the rear wall 18 of the printing plate mounting table 10 is opposed is shown.

In the vicinity of the drive shaft 60A of the air cylinder 60, a stopper 62 protruding upward from the base plate 52 is provided. The side plate 2 is attached to the stopper 62.
By contacting the frame 30A on the 4A side, the printing plate P mounted on the front wall 16 of the printing plate mounting table 10 is positioned on the delivery device 12. In addition, this stopper 6
The printing plate P mounted on the rear wall 18 is positioned by abutment of the frame 30A on the side surface 24B on the side 2.

That is, when the front wall 16 faces the delivery device 12, the side surface 24A of the printing plate mounting table 10 serves as a positioning reference and is positioned by the blocks 66 and 68. When the rear wall 18 is opposed to the delivery device 12, the side surface 24B is set as the reference position, and the blocks 67 and 69 are used.
Is positioned.

As shown in FIG. 1, the delivery device 12
Has a suction plate 80 attached to a drive mechanism 82,
The lower end portion of the uppermost printing plate P is sucked from the printing plate mounting table 10 which is adjacently opposed to the delivery height, and is housed in the V-shaped groove 74A of the support angle 74. A separation bar 76 is provided on the side opposite to the suction plate 70 of the support angle 74, and when the separation bar 76 rises, the middle portion and the upper end portion of the printing plate P are moved to the printing plate mounting table 1.
It is pulled out from 0 and accommodated in the support base 78 of the delivery device 12. After the printing plate P is stored in the delivery device 12, it is sent to the printing device 14 along the support base 78.

Next, the operation of the first embodiment will be described.

The printing plate mounting table 10 includes a front wall 16 and a rear wall 1.
8, a large number of printing plates P are mounted in layers.
The front wall 16 is formed by the bracket 22 and the stopper 22A.
The end portions of the printing plate P mounted on the printing plate P are evenly arranged on the side surface 24A side, and the end portions of the printing plate P mounted on the rear wall 18 are arranged on the side surface 24B side. Thus, the printing plates P mounted on each surface of the front wall 16 and the rear wall 18 are accurately positioned with respect to the printing plate delivery device 12 even if the printing plates P have different sizes.

The movement of the printing plate mounting table 10 can be performed by pushing or pulling the handle bar 26 with the handle bar 26 in a horizontal state. Thereby, the printing plate mounting table 1
0 can be moved in the width W direction.

This movement is easy because the pair of fixed wheels 32 are arranged in the center portion of the lower frame 30 in the width direction. That is, even if the free wheels 34 are arranged at both end portions in the width direction, the pair of fixed wheels 32 move without changing the traveling direction, whereby the straight traveling stability of the movement of the printing plate mounting table 10 is improved. It's getting very good.

Further, since the fixed wheel 32 projects slightly from the free wheel 34, the fixed wheel 32 can always be in contact with the floor surface G. Swivel 34 of this stationary 32
The difference between the protrusion amounts may be about several millimeters.

The direction of the printing plate mounting table 10 is changed by pushing one end of the printing plate mounting table 10 in the width direction. As shown in FIG. 11A, when one end of the printing plate mounting table 10 in the width direction is pushed in the direction of arrow A, the free wheel 34 changes its direction and moves in the pushed direction. As a result, the printing plate mounting table 10 is rotated around the middle of the pair of fixed wheels 32 and the direction is changed, so that the printing plate mounting table 10 can be operated in a narrow space.

As shown in FIG. 11B, a pair of fixed wheels 32
In the printing plate mounting table 90 in which the arrow A is arranged at one end, the arrow A
When rotating in the direction, the free wheel 34 and the other fixed wheel 32 move around one fixed wheel 32 as a center. As a result, the printing plate mounting table 90 requires a large space when changing directions.

Further, the printing plate mounting table 10 can prevent the wheel of the printing plate mounting table 10 from being inadvertently moved during storage or transportation by a vehicle or the like. That is, as shown in FIGS. 4 to 6, when the printing plate mounting table 10 is loaded on a shelf or a vehicle by a forklift or the like, one end of the fixing pin 46 of the leg 36 is pulled out while the forklift or the like lifts the plate 40, and the leg 40 is lifted. To protrude. afterwards,
The fixing pins 46 are inserted into the through holes 42 and 44A, and the legs 40 are fixed in a protruding state.

As a result, the printing plate mounting table 10 has the legs 4
0 is supported by four legs 36, each of which is in contact with the floor surface G, and the fixed wheel 32 and the free wheel 34
Are all floating. Since the fixed wheel 32 and the free wheel 34 are in a floating state, the printing plate mounting table 10 does not move easily and is supported by the four leg portions 36 from the floor surface G in a stable state.

When the printing plate mounting table 10 is to be lowered, the same operation is performed by using a forklift or the like, but one end of the fixing pin 46 of the leg 36 is pulled out with the forklift or the like floating from the floor G, and the leg 40 is removed. Bracket 38
Then, the fixing pins 46 are inserted into the through holes 42 and 44B in a state where the legs 40 are housed, and the legs 40 are fixed in the housed state. As a result, the printing plate mounting table 10 can be supported from the floor G by the fixed wheel 32 and the free wheel 34.

In this way, the printing plate P is transferred to the delivery device 12 of the printing plate mounting table 10 which is transported and moved by the hand of the worker.
For the positioning for supplying the sheet, one surface of the front wall 16 or the rear wall 18, which is a pair of printing plate mounting portions, faces the delivery device 12. In this case, the printing plate mounting table 10
Is performed by moving the delivery device 12 from the width direction.

As shown in FIGS. 1, 2 and 9, the printing plate mounting table 10 is arranged so as to face the delivery device 12 and above the elevating table 50. Thereafter, as shown in FIGS. 7 and 8, the air cylinder 60 of the lift table 50 is driven, and the parallel links 56 and 58 move the lift plate 5.
4 is raised.

As a result, the ball casters 64 on the delivery device 12 side of the elevating plate 54 contact the block 68, and the ball casters 64 on the opposite side of the delivery device 12 contact the block 66. Further, the lifting plate 54 is raised by the air cylinder 60, so that the printing plate mounting table 10 moves along the triangular groove 68A by its own weight.

This movement is performed by the side surface 24A of the printing plate mounting table 10.
Is stopped by contacting the stopper 62 of the lift table 50, and the driving of the air cylinder 60 stops with the lift plate 54 at a predetermined height and maintains that height. As a result, the transfer position and height of the printing plate mounting table 10 with respect to the transfer device 12 are determined.

After all the printing plates P on one surface are supplied, the air cylinder 60 is driven to lower the elevating plate 54, and the printing plate mounting table 10 is pulled out from the facing surface of the delivery device 12. After that, the printing plate mounting table 10 is rotated so that the other surface is arranged so as to face the delivery device 12, and the positioning can be performed similarly. In this case, the delivery device 1
The ball caster 64 on the second side is in contact with the block 69, and the ball caster 64 on the side opposite to the delivery device 12 is in contact with the block 67.

As shown in FIG. 12, the printing plate mounting table 10 is shown.
Are located below the side surfaces 24A and 24B, that is, the lower frame 3
The positioning is carried out by abutting the stopper 32 of the lift table 50 with the 0 frame 30A as a reference position. The reference position at which the stopper 62 contacts the lower frame 30
Are point-symmetric with respect to the center point Q of

Further, in contrast to the blocks 66 and 68 which are the first positioning members, the blocks 67 and 69 which are the second positioning members are the blocks 67 and 67, respectively.
However, a block 69 is arranged in the block 68 in point symmetry with respect to the center point Q. By arranging the ball casters 64 so as to face this, the front wall 16 and the rear wall 18 of the four ball casters 64 of the elevating part 50 are transferred to the delivery device 12.
The printing plate mounting table 10 can be positioned when facing each other.

In the first embodiment, the block 68 in which the triangular groove 68A is formed in the width direction of the printing plate mounting table 10 is provided, but the present invention is not limited to this, and the ball caster 64 extends along the slope and the groove of the triangular groove. The shape of the blocks 66, 67, 68, and 69 is not limited as long as the blocks are moved and positioned.

Further, in the first embodiment, the blocks 68 and 6 are
9, the printing plate mounting table 1
Positioning was performed in the direction of contact and separation with respect to the delivery device 12 of 0, and the positioning in the width direction was performed by the stopper 62 provided on the elevator 50. A stopper that positions in the contacting / separating direction may be arranged.

The blocks 66, 67, 68, and 69 are provided on the printing platen mounting table 10, and the ball casters 64 are
0, but the blocks 66, 6
7, 68, 69 may be provided on the elevating plate 54, and the ball casters 64 may be arranged on the bottom surface of the printing plate mounting table 10.

FIG. 13 shows a block 10 according to the second embodiment.
0 and 101 are shown. In the second embodiment, basically the same components as those in the first embodiment are used, and the same components are denoted by the same reference numerals as in the first embodiment, and the description thereof is omitted.

Blocks 100 and 101 correspond to block 6
A stopper 102 which is a block-shaped projection is provided at a tip portion along the triangular groove 68A of 8, 69.

When the printing plate mounting table 10 is raised by driving the air cylinder of the lift table 50, the printing plate mounting table 10
Moves along the triangular groove 68A of the block 100,
Bracket 64B of ball caster 64 is stopper 1
The movement is stopped by abutting on 02. By setting this position as a predetermined position of the printing plate mounting table 10 to the delivery device 12, the printing plate mounting table 10 can be positioned. In addition, the printing plate mounting table 10 is turned over to block 10
The same is true when the ball caster 64 is brought into contact with 1. That is, in the first embodiment, the stopper 62 for positioning the printing plate mounting table 10 in the width direction is provided on the elevating table 50. However, in the second embodiment, the block 68 in which the stopper 102 is provided on the blocks 68 and 69 is provided. The positioning of the printing plate mounting table 10 in the width direction is performed by 100 and 101.

The stopper 102 is a block 6
Positioning can be performed in the same manner by using the structures provided on the 6, 67.

Further, as shown in FIG. 14, the stopper 102, which is a block-shaped projection, may be arranged on the elevating plate 54 of the elevating table 50. by this,
Inclined surface and triangular groove 6 of blocks 66, 67, 68, 69
The configuration may be such that the upper surface of the stopper 102 contacts the bottom surface of the printing plate mounting table 10 that moves along 8A. Further, the stopper 102 is connected to the blocks 66, 67, 68, 6
9 may be provided, and a projection opposed to the stopper 102 may be provided on the bottom surface of the printing plate mounting table 10. That is, the printing plate mounting table 10 is lifted by the elevator 50 by these stoppers, and is moved to a predetermined position along the inclined surfaces of the blocks 66, 67, 68, and 69 or the triangular groove 68A.
What is necessary is just to perform positioning of 0.

Further, as shown in FIG. 15, block 1
04 is formed with a quadrangular pyramid-shaped concave portion 104A,
The ball caster 6 extends along each inclined surface of the concave portion 104A.
4 is movable. The concave portion 104A is formed, and the block 104 is disposed so as to be point-symmetric with respect to the center point Q on the bottom surface of the printing plate mounting table 10. This arrangement
The inclined surface of the concave portion 104A may be directed in the front-rear direction and the width direction of the printing plate mounting table 10, and the groove formed by the inclined surface is directed in the front-rear direction and the width direction of the printing plate mounting table 10. It may be something. In FIG. 15, the inclined surface of the block 104 is directed in the front-rear direction and the width direction of the printing plate mounting table 10.

When the printing plate mounting table 10 is raised by the elevating table 50, the ball casters 64 come into contact with the recesses 104 A of the respective blocks 104. Further, when the lifting plate 54 is raised by the lifting table 50, the ball caster 6
4 moves along the inclined surface of the concave portion 104A to the center of the concave portion 104A, and then moves the ball caster 64, ie,
The movement of the printing plate mounting table 10 is stopped, so that the positioning of the printing plate mounting table 10 can be performed.

The blocks 104 make the front wall 1
6 and the same block 104 for the rear wall 18
Can be used for positioning. That is,
The first positioning means and the second positioning means can be combined.

Also in the second embodiment, the ball casters 64 may be provided on the bottom surface of the printing plate mounting table 10 and the blocks may be arranged on the elevating plate 54 of the elevating table 50.

As shown in the first and second embodiments, the positioning member for moving the printing plate mounting table 10 to the predetermined position of the delivery device 12 is positioned between the printing plate mounting table 10 and the elevating table 50 at the time of positioning. Any intervening member may be used, and the positioning member for stopping the printing plate mounting table 10 at a predetermined position may be provided on the printing plate mounting table 10 or provided on the elevating member 50. May be used.

[0099]

As described above, the method of positioning the printing plate placing table according to the present invention is such that the printing plate placing table is moved up and down and the predetermined position in the contacting / separating direction of the printing plate delivery device and the direction orthogonal to the contacting / separating direction. Positioning can be performed by moving to.

The printing plate placing table positioning apparatus of the present invention comprises:
The printing plate mounting table is raised by the elevating means, and positioning means provided between the printing plate mounting table and the elevating means,
For example, it is possible to easily move the printing plate mounting table to a predetermined position by moving the printing plate mounting table by means of the triangular groove formed on the block-shaped member and the ball caster.

The printing plate mounting table of the present invention is a back-to-back sloped printing plate mounting portion by the first and second positioning means corresponding to each of the first and second sloped printing plate mounting portions. Both can be easily positioned on the delivery device.

Further, the straightness of the printing plate mounting table is improved by disposing the stationary ring whose traveling direction is fixed in the central portion of the printing plate mounting table. Also, when changing the direction of the printing plate mounting table, the direction of the free wheels at both ends can be changed centering between the pair of fixed wheels, and the printing plate mounting table can be rotated, and the direction can be changed in a narrow space. It can be carried out.

Further, the legs are provided on the printing plate placing table, and the wheels are floated by supporting the printing plate placing table by the legs. As a result, the printing plate placement table does not move easily, and an excellent effect of preventing collapse of loads during transportation can be obtained.

As described above, according to the present invention, it is possible to efficiently mount a large number of printing plates and to obtain a printing plate mounting table with improved handleability, and to easily position the printing plate on the printing plate delivery device. It is possible to obtain the positioning direction and the positioning device for the printing plate mounting table.

[Brief description of the drawings]

FIG. 1 is a side view illustrating an arrangement of a delivery device and a printing plate mounting table according to a first embodiment.

FIG. 2 is a perspective view illustrating an arrangement of a delivery device and a printing plate mounting table according to the first embodiment.

FIG. 3 is an exploded perspective view of the printing plate mounting table according to the first embodiment.

FIG. 4 is a front view of a main part of the printing plate mounting table according to the first embodiment.

FIG. 5 is a side view showing the leg according to the first embodiment.

6 is a cross-sectional view of a main part along line 6-6 shown in FIG. 5;

FIG. 7 is a front view of a main part of a printing plate mounting table and a lifting table as viewed from the delivery device.

FIG. 8 is a front view of a main part of the printing plate mounting table and the lifting table as viewed from a transfer device showing the operation of the lifting table.

FIG. 9 is a perspective view illustrating a lifting platform according to the first embodiment.

FIG. 10 is a cross-sectional view of a main part along line 10-10 shown in FIG. 9;

FIG. 11A is a schematic plan view showing a direction change of a printing plate mounting table according to the first embodiment, and FIG. 10B is a diagram showing a conventional example.
It is a schematic plan view similar to.

FIG. 12 is a schematic plan view showing the arrangement of positioning members.

FIG. 13 is a sectional view of a principal part, similar to FIG. 10, showing a block according to a second embodiment.

FIG. 14 is a cross-sectional view of a principal part similar to FIG. 13 showing a modification of the second embodiment.

FIG. 15 is a schematic plan view similar to FIG. 12 showing a modified example of the second embodiment.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 10 Printing plate mounting table 12 Delivery device 16 Front wall (slope mounting part) 18 Rear wall (slope mounting part) 32 Fixed wheel 34 Free wheel 36 Leg 50 Lifting table (positioning device) 54 Lifting plate (lifting means) 62 , 102 stoppers (first and second positioning means) 64 ball casters (first and second positioning means) 66, 68 blocks (first positioning means) 67, 69 blocks (second positioning means) 104 blocks (First and second positioning means)

Claims (9)

(57) [Claims] 1. A plurality of printing plates are respectively mounted on first and second sloped printing plate mounting portions provided back to back so that the printing plates can be moved, and the printing plates can be supplied to a printing plate delivery device. A method of positioning a printing plate mounting table, comprising: moving a printing plate mounting table up and down by moving a first inclined printing plate mounting portion of the printing plate mounting plate opposite to and adjacent to the printing plate delivery device; The printing plate mounting table is moved and positioned at a predetermined position in a direction orthogonal to the contacting and separating direction with the device and the contacting and separating direction with the printing plate delivery device, and the second sloped printing plate of the printing plate mounting table is positioned. The printing unit is moved to a predetermined position in a direction perpendicular to the contact direction of the printing plate delivery apparatus and the contact direction of the printing plate delivery apparatus with the mounting section facing the printing plate delivery apparatus. Move and position the platen A method for positioning a printing plate mounting table, comprising: 2. A plurality of printing plates are mounted and movable on first and second inclined printing plate mounting portions provided back to back, and the printing plates can be supplied to a printing plate delivery device. A lifting and lowering means for moving the printing plate mounting table up and down, and the lifting and lowering means when the first inclined printing plate mounting unit is adjacent to the printing plate delivery device. And the printing plate mounting table, which is provided between the printing plate mounting table and the printing plate transfer device, moves the plate mounting plate to a predetermined position in a direction orthogonal to the direction of contact and separation with the printing plate delivery device and positions the plate mounting plate. A positioning means, and a printing plate provided between the elevating means and the printing plate mounting table when the second inclined printing plate mounting portion of the printing plate mounting table is adjacent to the printing plate delivery device. Direction of contact and separation with the delivery device and with the printing plate delivery device A positioning device for the printing plate mounting table, comprising: a second positioning means for moving and positioning the printing plate mounting table at a predetermined position in a direction orthogonal to the contacting / separating direction. 3. The first and / or second positioning means comprises an inclined surface provided on one of a lower part of the main body of the printing plate mounting table and an elevating means of the elevating means. Item 3. A positioning device for a printing plate mounting table according to Item 2. 4. The inclined surface is formed as a triangular groove in a block-shaped member, and is configured to come into contact with a ball caster provided in a lower portion of the main body of the corresponding printing plate mounting table or the elevating means of the elevating means. The positioning device for a printing plate mounting table according to claim 3, wherein: 5. A printing plate delivery device, wherein a plurality of printing plates are respectively mounted on first and second slanted printing plate mounting portions provided back to back, and the printing plates can be supplied to a movable printing plate delivery device. A printing plate mounting table, wherein the first sloped printing plate mounting portion is provided at a lower portion of the main body of the printing plate mounting table, and the contact direction with respect to the printing plate delivery device and the contacting with the printing plate delivery device. First positioning means for positioning at a predetermined position in a direction orthogonal to the direction, and a direction in which the second inclined printing plate mounting portion provided at a lower part of the main body of the printing plate mounting table is brought into and away from the printing plate delivery device. And a second positioning means for positioning the printing plate delivery device at a predetermined position in a direction orthogonal to the contacting and separating direction with the printing plate delivery device. 6. The printing plate mounting table according to claim 5, wherein:
The printing plate mounting table, wherein the first positioning means has at least two triangular grooved block members or at least two ball casters. 7. A fixed ring provided in a substantially central portion of the lower surface of the main body of the printing plate placing table and restricted in one direction of movement, and provided on both sides of the fixed ring in the moving direction, the direction of movement is freely set. The printing plate mounting table according to claim 5, wherein the printing plate mounting table is movable by a wheel group including a universal wheel. 8. The printing plate according to claim 7, further comprising a plurality of legs arranged so as to project downward from the wheel group and supporting the printing plate mounting table in a projected state. Mounting table. 9. A surface of the plurality of printing plates mounted on the first slope-shaped printing plate mounting portion is one surface of a surface orthogonal to the surfaces of the first and second slope-shaped printing plate mounting portions. And aligning the side surfaces of the plurality of printing plates mounted on the second slope-shaped printing plate mounting portion with the other surface of the surfaces orthogonal to the first and second slope-shaped printing plate mounting portions. The printing plate mounting table according to claim 5 or 6, wherein