JPH0789220B2 - Plate printing device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial field of application] The present invention relates to a plate material used in a rotary press for newspaper printing or the like, in which a photosensitizer is applied to a support such as an aluminum plate (hereinafter referred to as PS plate). The present invention relates to a plate printing device for printing an image on a flat plate.

[Conventional technology]

The PS plate used in the rotary press for newspaper printing is supplied to the printing unit of the printing apparatus so that the image can be printed from the original sheet (for example, negative original sheet, hereinafter referred to as negative sheet) on which the image is recorded. Has become.

This negative sheet is supplied to the printing unit by a so-called manual feed in which the worker sends the sheets one by one. In addition, when the negative sheet for which the image has been printed on the PS plate is taken out from the printing section, the operator manually takes it out from the printing section.

However, since the negative sheet on which the image for printing the image on the PS plate is relatively large, it is difficult to handle, and the worker takes the negative sheet and supplies it to the printing section, or takes out the negative sheet from the printing section. The work is complicated.

[Problems to be solved by the invention]

In consideration of the above facts, the present invention is capable of automatically supplying a negative sheet (negative original sheet) to the printing unit and at the same time PS
An object of the present invention is to provide a plate material printing apparatus that can automatically take out a negative sheet (negative original sheet) from which an image has been printed on a plate (plate material) from a printing unit.

[Means for solving problems]

According to the present invention, there is provided a storage unit for suspending and vertically storing each of a plurality of original sheets on which images are recorded, and a printing unit for printing the images recorded on the original sheets on a horizontally held plate material. And a discharge unit for vertically holding and discharging the original sheet on which printing of the image on the plate material has been completed, and moving the original sheet from the storage section to the printing section and simultaneously printing the image on the plate material. An original sheet moving unit that moves the original sheet that has been completed from the printing unit to the discharge unit,
First delivery means for delivering the original sheet from the accommodation section to the original sheet moving means, and the original sheet moved from the accommodation section to the printing section by the original sheet moving means from the original sheet moving means. Second delivery means for delivering the original sheet, which is delivered to the printing section and whose image has been printed on the plate material by the printing section, to the original sheet moving means from the printing section, and the original sheet from the printing section. Third delivery means for delivering the original sheet, which has been moved to the discharge section by the moving means and has finished printing the image on the plate material, from the original sheet moving means to the discharge section, and the second delivery means in the printing section. And a document sheet developing and adhering means for horizontally advancing the document sheet transferred from the document sheet and developing and adhering the document sheet onto the plate material.

[Action]

According to the present invention, the original sheet on which the image is recorded is hung in the accommodating portion and held in the vertical state, and the original sheet is moved from the accommodating portion to the original sheet moving means by the first transfer means.
It is delivered one by one. At the same time, in the printing section, the original sheet for which the image has been printed on the plate material is delivered to the original sheet moving means by the second delivery means.

As a result, the original sheet moving means moves the original sheet transferred from the storage section to the printing section, and at the same time,
The original sheet on which the image has been printed is moved from the printing unit to the discharge unit.

Further, the second delivery means delivers the original sheet moved from the storage section to the printing section from the original sheet moving section,
At the same time, the third delivery means delivers the original sheet on which the image has been printed, from the original sheet moving means to the discharge section. In the printing section, the document sheet transferred to the printing section by the second transfer means is developed and brought into close contact with the plate material that is held horizontally, and the image is printed.

Therefore, the original sheet can be automatically supplied to the printing unit, and the original sheet having the image printed on the plate material can be automatically discharged. Further, since the original sheet is hung and held in a vertical state for movement and delivery, the surface of the original sheet is not damaged.

Example of Invention

An embodiment of a plate material printing apparatus to which the present invention is applied will be described below.

FIG. 2 shows a negative sheet 12 on which an image for printing on a PS plate (plate material) has been recorded in advance.

The negative sheet 12 has a thin rectangular shape and is provided with an image recording section 12A in the center thereof. A metal plate 14 is fixed to one end along the width direction of the negative sheet 12 (direction of arrow A in the drawing) to form a hanging portion 12B. This hanging part 12B has a negative sheet
4 through holes 16A, 16B at predetermined intervals along the width direction of 12,
18A and 18B are provided and penetrate the negative sheet 12 and the metal plate 14 as shown in FIG. By utilizing these through holes, the negative sheet 12 is conveyed while being suspended from the suspending portion 12B as shown in FIGS.

A metal plate 20 having a U-shaped cross section perpendicular to the longitudinal direction is attached to the lower end 12C along the width direction of the negative sheet 12 on the same side as the metal plate 14 of the upper end 12B. Further, a pair of through holes 22A, 22B are provided in the lower end portion 12C along the width direction of the negative sheet 12, and these through holes are formed of a metal plate as shown in FIG.
It also penetrates one side of 20 U-shape.

The image recorded in the image recording section 12A of the negative sheet 12 is printed on the PS plate by the plate material printing apparatus 10 shown in FIG.

As shown in FIGS. 1, 4 and 5, the plate material printing apparatus 10 includes a housing portion 24 for housing the negative sheet 12, a printing portion 26 for printing an image of the negative sheet 12 on a PS plate, and a PS. Ejection unit 28 for ejecting the negative sheet 12 on which the image has been printed on the plate
And are arranged in order in the frame 11. The frame 11 is placed on four bases 13.

Further, in the plate material printing apparatus 10, a negative sheet moving mechanism 30 is arranged above the inside of the frame frame 11, and from the accommodation section 24 to the printing section.
The negative sheet is moved from the printing unit 26 to the discharging unit 28. Further, a delivery mechanism 32 for delivering the negative sheet 12 to the negative sheet moving mechanism 30 is provided at the back of the accommodation portion 24 (direction of arrow B).

As shown in FIG. 1, FIG. 6 and FIG. 7, the accommodating portion 24 is provided with a pair of endless belts 34, 36. These endless belts 34, 36 are wound around sprockets 46, 48 fixed in pairs near both ends of shafts 38, 40 which are parallel to each other, so that the intermediate portions are in a straight line state. Shaft 3
A pair of frames 15 that support 8 and 40 are mounted on the bracket 17
The frame 40 is fixed to the frame frame 11 via the, and the vicinity of which the shaft 40 is axially supported projects from the frame frame 11. One end of the shaft 38 is extended and a sprocket 50 is attached, and the driving force of the motor 54 fixed to the frame 11 via the frame 52 is transmitted to the sprocket 50 via the endless belt 34. , 36 is rotated in the direction of arrow F.

Negative sheet suspension plates 58 between the endless belts 34 and 36
Is laid in parallel with the shafts 38 and 40. The negative sheet suspension plate 58 is flat and has one end with the endless belt 34,
Fixed to 36. This allows the negative sheet suspension plate
58 is a motor 54 when suspended from the endless belts 34 and 36.
The driving force is to move in the direction of arrow B.

The negative sheet suspension plate 58 has a recess 58A in the middle. A pair of pins 60 and 62 project at right angles near both sides of the recess 58A. These pins 60,
Reference numeral 62 is provided so that the negative sheet hanging plate 58 is hung from the endless belts 34 and 36 so as to face the direction opposite to the arrow B direction, that is, the outside of the plate material printing apparatus 10 (the arrow C direction). The distance between the axes of pins 60 and 62 is negative sheet 12
Is set to be equal to the distance between the through holes 16A and 16B (see FIG. 2) provided at the upper end of the. Therefore, by inserting the pins 60, 62 into the through holes 16A, 16B of the negative sheet 12, the negative sheet 12 is suspended from the negative sheet suspension plate 58,
The driving force of the motor 54 causes the motor 54 to move in the direction of arrow B to be taken into the frame 11.

Since a large number of the negative sheet suspension plates 58 are provided on the endless belts 34, 36, the negative sheet 12 is correspondingly provided.
It is possible to hang a large number of.

As shown in FIGS. 1 and 7, a delivery mechanism 32 is arranged at the back of the accommodating portion 24 in the arrow B direction. The delivery mechanism 32 is provided with a negative sheet intermediate suspending arm 64 corresponding to the recess 58A of the negative sheet suspending plate 58 provided in the accommodating portion 24. The negative seat intermediate suspension arm 64 is fixed to a drive shaft of an air cylinder 70 fixed to the frame 21 via a bracket 67. This frame 21 is a frame frame 11 via a bracket not shown.
It is fixed to.

Further, the tips of the pair of guide posts 72 are attached to both ends of the negative seat intermediate suspension arm 64 in the horizontal direction. These guide posts 72 are slide bearings fixed to a mounting bracket 67 as shown in FIG.
It is supported by 73 and is parallel to the driving direction of the air cylinder 70. As a result, the negative seat intermediate suspension arm 64 is guided by the pair of guide posts 72 in the directions of arrows B and C by the air cylinder 70 to move. When air is not supplied to the air cylinder 70, the drive shaft of the air cylinder 70 is pulled into the main body of the air cylinder 70 (the state shown by the solid line in FIG. 7).

The negative sheet intermediate suspending arm 64 has pins 66 and 68 projecting parallel to each other from a surface facing the sheet suspending plate 58 that moves in the arrow B direction in the suspended state. The axial distance between the pins 66 and 68 is set to be equal to the distance between the through holes 18A and 18B provided in the upper end portion of the negative sheet 12.

Therefore, the negative sheet 12 suspended on the negative sheet suspension plate 58 of the accommodating portion 24 is indicated by the arrow B on the negative sheet suspension plate 58.
By the movement in the direction and the driving of the air cylinder 70, the pins 66 and 68 are inserted into the through holes 18A and 18B of the negative sheet 12 and passed to the intermediate suspending member 64 to be suspended. The negative sheet suspension plate 58 is further moved in the direction of the arrow B and rotated about the shaft 38 so that the pins 60 and 62 can be pulled out from the through holes 16A and 16B.

On the other hand, as shown in FIGS. 6, 7, and 8, a base plate 230 is attached to the tip of the bracket 67. A rectangular opening 2 is formed in the center of the base plate 230.
32 (see FIG. 6) is formed. This opening 230
Can pass the negative seat intermediate suspension arm 64 that is moved by the drive of the air cylinder 70, but is narrower than the axial distance between the through holes 16A and 16B of the negative seat 12.

As shown in FIGS. 7 and 8, this base plate 230
Pins 234 and 236 are provided in a pair on both sides of the opening 232 in a protruding manner toward the accommodating portion 24 (in the direction of arrow C) (seventh).
Only one is shown in the figures and FIG. 8). This pair of pins 23
The axial distance between 4 and 236 is equal to the axial distance between the through holes 16A and 16B of the negative sheet 12.

For this reason, the pins 66 and 68 are attached to the through holes 18A and 18B of the negative sheet 12.
The negative sheet intermediate suspending arm 64, which has been received by receiving the negative sheet 12 after being inserted into the base plate 230, is inserted into the opening 232 of the base plate 230.
Through the through holes 16A, 16B of the negative sheet 12 when passing through
The pins 234 and 236 are inserted in and the base plate 230 prevents the negative sheet 12 from moving in the arrow B direction. As a result, only the negative sheet intermediate suspending arm 64 passes through the opening 232 of the base plate 230, and the negative sheet 12 is held by the pair of pins 234 and 236 and suspended from the base plate 230.

A negative sheet moving mechanism 30 is arranged from above the delivery mechanism 32 to above the printing section 26 and the discharge section 28 as shown in FIGS. 1, 4, and 5. The negative sheet moving mechanism 30 is provided with a rail 74 having an L-shaped cross section, the longitudinal direction of which is perpendicular to the directions of arrows B and C. The rail 74 extends over the accommodating portion 24, the baking portion 26, and the discharging portion 28, and both ends thereof are fixed to the frame 71 fixed to the frame frame 11 via brackets (not shown).

A moving plate 76 is mounted on the rail 74 via a slide guide 78 as shown in FIGS. A rodless cylinder 80 is arranged above the rail 74 along the rail 74, and is fixed to the frame 71 via a mounting bracket 75. In this rodless cylinder 80, a slider 81 is driven in the horizontal direction, and a moving plate 76 is attached to an arm 81A protruding downward from the slider 81.
A bracket 77 projecting from the is connected. Therefore, the moving plate 76 can be moved along the rail 74 by the driving force of the rodless cylinder 80.

A guide shaft support plate 82 projects downward from the lower surface of the moving plate 76. A pair of the guide shaft support plates 82 are arranged at both ends of the rail 74 in the horizontal direction. Further, an air cylinder support plate 84 is provided in the horizontal middle portion of the moving plate 76 in parallel with the guide shaft supporting plate 82 and downward from the lower surface of the moving plate 76.
An air cylinder 86 is supported on the air cylinder support plate 84 below the rail 74 and orthogonal to the longitudinal direction of the rail 74. The drive shaft 86A of the air cylinder 86 projects through the air cylinder support plate 84 as shown in FIG. 9, and the tip end portion is attached to the intermediate portion of the connecting plate 88.

Both ends in the horizontal direction of the connecting plate 88 are fixed to the tips of the pair of guide shafts 90, and the guide shafts 90 are fixed.
Are supported by slide ball bearings 83 provided on the guide shaft support plate 82, respectively.

As a result, the connecting plate 88 is guided by the guide shaft 90 by the drive of the air cylinder 86, and is movable in the directions of arrows B and C.

As shown in FIG. 10, a bracket 91 having an L-shaped cross section is attached to one end of the connecting plate 88. As shown in FIGS. 9 and 10, this bracket 91
An air cylinder 92 having a drive shaft directed downward in the vertical direction is attached to an intermediate portion in the longitudinal direction of the. The drive shaft of the air cylinder 92 penetrates through the bracket 91 and projects downward, and a delivery plate 94 is attached to the tip of the shaft. The transfer plate 94 has a shaft 96 protruding from the upper end as shown in FIG. The shaft 96 is inserted into and supported by a slide bearing 93 provided in the bracket 91, and is movable in the same direction as the drive direction of the drive shaft of the air cylinder 92.

As a result, the delivery plate 94 is guided by the shaft 96 by the drive of the air cylinder 92 and is movable in the vertical direction.

Further, pins 102 and 104 are projected on the delivery plate 94 in parallel with each other in the arrow B direction. These axial distances are equal to the axial distances of the pins 66 and 68 provided on the negative sheet intermediate suspension arm 64 of the delivery mechanism 32, and are also set to be equal between the through holes 18A and 18B of the negative sheet 12.
A magnet 69 is attached to the bases of these pins 102 and 104.

A bracket 98 having an L-shaped cross section is also attached to the other end of the connecting plate 88. A delivery plate 100 is attached to the bottom of the bracket 98. Pins 107 and 109 project in parallel with each other in the direction of arrow B on the delivery plate 100, and the axial distance between them is equal to the axial distance between the pins 102 and 104 provided on the delivery plate 94. It is set. Also these pins 107, 1
The magnet 101 is also attached to 09.

In addition, the delivery plate 94 moves along the rail 74 and moves to the accommodation section.
When it corresponds to 24, the delivery plate 100 corresponds to the printing unit 26, and when the delivery plate 94 moves along the rail 74 and corresponds to the printing unit 26, the delivery plate 94.
The bracket 91 and the bracket 98 are attached to the connecting member 88 so that 100 corresponds to the discharge part 28.

When the negative sheet 12 is delivered to the delivery plate 94, the delivery plate 100 is arranged in the printing section 26, and the delivery plate 94 is opposed to the delivery mechanism 32. As a result, the pins 102 and 104 of the delivery plate 94 face the through holes 18A and 18B of the negative sheet 12 suspended from the base plate 230.

In this state, drive the air cylinder 86 and transfer plate
By bringing 94 to the negative sheet 12, the negative sheet
Pins 102, 104 of the delivery plate 94 to the 12 through holes 18A, 18B
Is inserted, and the metal plate 14 of the negative sheet 12 is attracted to the magnet 69. Further, by driving the air cylinder 86 to separate the delivery plate 94 from the base plate 23, the pins 234 and 236 of the base plate 23 are inserted into the through holes 16A and 1A of the negative sheet 12.
After coming out of 6B, the negative sheet 12 is suspended with the pins 102 and 104 inserted into the through holes 18A and 18B.

As shown in FIGS. 1 and 4, the baking section 26 is provided with a negative sheet suspension bar 106 corresponding to the delivery plate 100 and the delivery plate 94. As shown in FIGS. 4 and 5, the negative sheet suspension bar 106 is
The wire 112, which is wound around the pulleys 108 and 110, is suspended at both ends by the tip of the wire 112. The pulleys 108 and 110 are pivotally supported on the frame 107 via a mounting bracket 105. This frame 107 is a frame 1 through a frame not shown.
Both ends are supported by 1. A weight 114 is attached to the tip of the wire 112 opposite to the negative sheet suspension bar 106 to apply tension to the wire 112.

Both ends of the negative sheet suspension bar 106 are shown in FIGS.
Block 116 is attached as shown in FIG. Further, the negative sheet pressing plate 118 is provided so as to surround the block 116.
Is provided. The negative sheet pressing plate 118 is U-shaped in cross section and has a long hole 118A formed in the upper horizontal piece. A pin protruding from the block 116 is shown in the long hole 118A as shown in FIGS. 16 and 17. 116A is inserted. The negative sheet pressing plate 118 moves relative to the negative sheet suspending bar 106 along the width direction of the negative sheet 12 (direction of arrow A), that is, in the longitudinal direction of the negative sheet suspending bar 106 until the pins 116A hit both ends of the elongated hole 118A in the longitudinal direction. It is possible.

Further, both ends of the negative sheet suspension bar 106 are blocked 1
16 and the negative sheet pressing plate 118 are inserted into the moving block 120. For this reason move block 12
At 0, a groove 121 opened downward is formed.
The moving block 120 is fixed to the tip of the drive shaft 124A of the air cylinder 124 arranged in the horizontal direction, and is moved along the longitudinal direction of the negative sheet suspension bar 106 by being guided by the pair of guide posts 126. It is like this. The air cylinder 124 is supported by a mounting bracket 122 fixed to the frame 11. One end of each of the pair of guide posts 126 is supported by the mounting bracket 122, and is also supported by a support bracket 128 fixed to the frame 11. This moving block 120 is formed with grooves 121A to be fitted into both ends of the negative sheet pressing plate 118 in the horizontal direction, and when moving along the longitudinal direction (direction of arrow A) of the negative sheet suspending bar 106, the inner periphery of the long hole 118A is formed. The negative sheet pressing plate 118 is moved via the pin 116A.

Further, pins 130 and 132 project in parallel with each other at both ends in the horizontal direction of the negative sheet suspension bar 106, and in the state shown in FIG. 17, they point in the direction of arrow C. The axial distance between the pins 130 and 132 is set equal to the distance between the through holes 16A and 16B of the negative sheet 12. A pair of through holes 106A (only one of which is shown in FIG. 17) is formed between the pins 130 and 132. The distance between the pair of through holes 106A is set to be equal to the axial distance between the pins 109 and 107 (see FIG. 9) provided on the delivery plate 100.

Therefore, the delivery plate 100 is the negative sheet suspension bar 106.
When facing each other, the pins 109 and 107 have a pair of through holes 106A.
And the pins 130 and 132 are coaxial with the through holes 16A and 16B of the negative sheet 12, respectively.

The negative sheet 12 is suspended and the delivery plate 94 facing the negative sheet suspension bar 106 of the printing unit 26 is attached to the air cylinder 8
When the sheet is moved toward the negative sheet suspension bar 106 by driving 6, the pin 13 is inserted into the through holes 16A and 16B of the negative sheet 12.
0, 132 enter and pins 102, 104 are a pair of through holes
Enter each of 106A.

Thereafter, the air cylinder 124 is driven to move the moving block 120, and the negative sheet pressing plate 118 is used to move the negative sheet 12
Hold the hanging part 12B of. In this state, the transfer plate 94 is separated from the negative sheet suspending bar 106 to resist the magnetic force of the magnet 69 and suspend the suspending portion 12B.
Is pressed, the pins 102 and 104 are pulled out from the through holes 18A and 18B, and the negative sheet 12 is suspended on the negative sheet suspension bar 106.

With the pins 130 and 132 suspending the negative sheet 12, the moving block 120 is actuated by driving the air cylinder 124 to move the negative sheet pressing plate 118 toward the negative sheet 12 as shown by the imaginary line in FIG. By negative sheet 12
The hanging part 12B is the holding arm 11 of the negative sheet holding plate 118.
It is designed to be pressed against the negative sheet suspension 106 by 8B (see FIG. 16).

Below the negative sheet suspension bar 106, FIGS.
As shown in FIGS. 5 and 5, a surface plate 134 is horizontally arranged. This surface plate 134 is a frame through the frame 133
Supported by 11. This surface plate 134 has a PS (not shown).
The PS plate accommodated below the surface plate 134 is supplied by the plate supply device.

As shown in FIG. 18, a negative sheet fixing member 135 is fixed to the front surface of the surface plate 134 corresponding to the lower end portion 12C of the negative sheet 12 in the suspended state. This negative sheet fixing member 135
Through which the pins 136 and 138 project in the same direction as the pins 130 and 132, that is, in the direction of arrow C. The axial distance between the pins 136 and 138 is set equal to the distance between the through holes 22A and 22B (see FIG. 2) of the metal plate 20 provided at the lower end of the negative sheet 12.

Further, these pins 136 and 138 can be projected and retracted from the front surface of the surface plate 134 by the operation of the air cylinder 140.
This air cylinder 140 is mounted on a surface plate 134 via a bracket 141.
It is fixed to the back of the.

As a result, the negative sheet 12 becomes the negative sheet suspension bar 106.
When the pins 136 and 138 are suspended, the pins 136 and 138 can be inserted into the through holes 22A and 22B.

A squeeze device 144 for pressing the negative sheet 12 onto the surface plate 134 is arranged in front of the surface plate 134. This squeeze device 144 is guided by rails 142A, 142B arranged in pairs corresponding to both sides of the surface plate 134 to move in the directions of arrows B and C, and when moving in the direction of arrow C, the negative sheet 12 is fixed. It is adapted to be pressed onto the board 134.

Rails 142 arranged in parallel above both sides of the surface plate 134
B is fixed to the frame 11 via a bracket (not shown), and a pair of rails 142A are mounted coaxially with these rails 142B on a movable base 175 via a support bracket 174. The movable base 175 is supported by the drive shaft of the cylinder 180 via the bracket 182.

Therefore, the driving force of the cylinder 180 allows the rail 142A to coaxially move toward and away from the rail 142B together with the squeeze device 144. In order to connect the rail 142A and the rail 142B to each other, a projection 142C is formed at the tip of the rail 142A, and a recess (not shown) is formed at the tip of the rail 142B to receive the projection.

The squeeze device 144 includes a pair of side plates 146, 148 parallel to each other.
Two small diameter rollers 150 and 152 and one large diameter roller 15 in between
4 is pivotally supported. Shaft 1 between the side plates 146 and 148
56 is pivotally supported.

A gear 158 is fixed to the shaft 156 near the side plate 146 between the side plates 146 and 148. A gear 162 attached to the drive shaft of the motor 159 meshes with the gear 158. The motor 159 is fixed to the side plate 146.

A gear 164 is fixed to the tip of a shaft 156 protruding through the side plate 146, and meshes with a rack 165 fixed to the upper surfaces of the rails 142A and 142B. On the other hand, a gear 166 is also attached to the tip of the shaft 156 protruding through the side plate 148, and meshes with the rack 165 fixed to the side plate 148.

The rail 142A is sandwiched by roller bearings 168 provided on the side plates 146 and 148, respectively.

Therefore, in the squeeze device 144, the driving force of the motor 159 is applied to the gear 16
The gear 164 and the gear 166 are transmitted to the shaft 156 via 2, 158 and rotate on the rack 164.
Is driven in the longitudinal direction (directions of arrows B and C).

In the printing unit 26, as shown in FIGS. 4 and 5, a light source 220 for image printing is provided between the surface plate 134 and the negative sheet moving mechanism 30.
Are arranged. As a result, the PS supplied to the surface plate 134
Negative sheet 1 pressed by the squeeze device 144 onto the plate
The image of 2 is printed on the PS version.

Negative sheet hanging bar 106 when image printing is completed
Is returned to the position where the negative sheet 12 is received from the delivery plate 94. This returned negative sheet hanging bar 10
The delivery plate 100 is opposed to 6. The delivery plate 100 facing the negative sheet suspension bar 106 is driven by the air cylinder 86, and the negative sheet suspension bar 10 is driven.
Pin 10 of the delivery plate 100
7 and 109 enter the through holes 18A and 18B of the negative sheet 12 and the through holes 106A of the negative sheet suspension bar 106, and the metal plate 14 of the negative sheet 12 is attracted to the magnet 101.

After this, the air cylinder 124 is driven to reverse and the moving block 1
20 is moved, the holding of the hanging portion 12B of the negative sheet 12 by the negative sheet pressing plate 118 is released, and the delivery plate 1
Negative sheet 12 by moving 00 in the direction of arrow C
Are suspended and held by the delivery plate 100.

As shown in FIGS. 4 and 20, the discharge portion 28 is provided with a negative sheet suspension plate 184 corresponding to the delivery plate 100. The negative sheet suspension plate 184 is fixed to the tip of a drive shaft 188A of an air cylinder 188 fixed to a frame 107 via a mounting bracket 186 as shown in FIG. Further, as shown in FIG. 22, the negative sheet suspension plate 184 is connected to the ends of the pair of guide posts 192. This pair of guide posts 192 is a mounting bracket 1
It is supported by a pair of slide ball bearings 190 fixed to 86. As a result, the suspension member 184 is guided by the pair of guide posts 192 by the drive of the air cylinder 188 and is movable in the arrow B direction and the arrow C direction.

Further, as shown in FIGS. 20 and 21, pins 194 and 196 project in the direction of arrow C on the negative sheet suspension plate 184. The axial distance between the pins 194 and 196 is set equal to the distance between the through holes 18A and 18B provided at the upper end of the negative sheet 12. These pins 194 and 196 are slide bearings 202 provided on the negative sheet suspension plate 184.
And is biased in the direction of arrow C by the biasing force of the compression coil spring 204.

As shown in FIGS. 20 to 23, the frame 111 includes
A base plate 205 is attached. The base plate 205 has an opening 206 through which the negative sheet suspension plate 184 can pass. In addition, the opening 206 is formed in the base plate 205 again.
A pair of pins 198 and 200 sandwich the negative sheet hanging plate 18
It is provided so as to project in the direction of arrow C, which is the same direction as the four pins 194 and 196. The axial distance between the pins 198 and 200 is equal to the axial distance between the through holes 16A and 16B of the negative sheet 12.

Also, as shown in FIGS. 20 and 22, the frame
A pair of air cylinders 212 and 214 are attached to 111.
It is attached through 16. These air cylinders
212 and 214 are arranged so that the axial direction is vertical, and the drive shaft is directed downward. Negative sheet pressing members 218 are attached to the tip ends of the drive shafts of the air cylinders 212 and 214, respectively. The distance between the negative sheet pressing members 218 is set to be short (inward) so that the axial distance between the pins 198 and 200 provided on the base plate 205 is good, and the air cylinders 212 and 214 are provided.
When the negative sheet pressing member 218 is driven, the negative sheet pressing member 218 is moved downward to suspend the negative sheet 12 in the U-shaped groove 218A.
To pinch.

On the other hand, in the base plate 205, a groove-shaped notch 205A into which the negative sheet pressing member 218 is inserted is formed between the opening 206 and the pins 198 and 200. The notch 205A extends from the upper end of the base plate 205 to below the pins 198 and 200, whereby
When the air cylinders 212 and 214 are driven, the lower end of the negative sheet pressing member 218 reaches below the pins 198 and 200.

Therefore, the negative sheet 1 suspended from the delivery plate 100
2 corresponds to the negative sheet suspension plate 184, and when the delivery plate 100 moves in the direction of arrow B in this state, the negative sheet 1
While the pins 198 and 200 enter the through holes 16A and 16B of 2,
The pins 107 and 109 enter the opening 206. By driving the air cylinders 212 and 214 from this state, the negative sheet pressing member 21
8 moves downward and holds the upper end of the negative sheet 12 in the groove 218B.

Next, when the delivery plate 100 moves in the direction of arrow C,
Since the negative sheet 12 is pressed by the negative sheet pressing member 218, the negative sheet 12 is prevented from moving regardless of the magnetic force of the magnet 101, the pins 107 and 109 come out from the through holes 18A and 18B, and the negative sheet 12 is suspended by the pins 198 and 200. It can be lowered.

Thereafter, the delivery plate 100 is moved from the position facing the base plate 205 to the printing unit 26 side, and the air cylinder 188 is driven, so that the negative sheet hanging plate 184 is opened.
The pins 194 and 196 are inserted into the through holes 18A and 18B of the negative sheet 12 by projecting from the 06, and the negative sheet hanging plate 184 is further projected to project the negative sheet 12 from the negative sheet 12.
Is hung from the negative sheet hanging plate 184, and the base plate 205 is removed.

In this way, the negative sheets 12 hung on the negative sheet hanging plate 184 are collected by a discharging device (not shown) and discharged to the outside of the plate material printing apparatus 10. The compression coil spring 204 has pins 194, 19
It prevents the 6 from interfering with the pins 107 and 109 of the delivery plate 100.

Next, the operation of this embodiment will be described.

The negative sheet 12 suspended by the pins 60 and 62 on the negative sheet suspension plate 58 in the accommodating portion 24 is sent to the inside of the plate material printing apparatus 10 (direction of arrow B) by the driving force of the motor 54. When the negative sheet 12 is located below the shaft 38, the delivery mechanism
The air cylinder 70 of 32 operates to move the negative seat intermediate suspension arm 64 in the direction of arrow C. By this movement, the pins 66 and 68 provided on the negative suspension intermediate suspension arm 64
Is inserted into the through holes 18A and 18B of the negative sheet 12. Along with this, the pins 60, 62 of the negative sheet suspension plate 58 rise while rotating around the sprocket 46, so that the through holes 16A, 1
After exiting from 6B, the negative sheet 12 is suspended by the negative sheet intermediate suspension arm 64. The negative sheet intermediate suspending arm 64, which suspends the negative sheet 12, moves in the direction of arrow B by the operation of the air cylinder.

The negative sheet intermediate suspension arm 64 that suspends the negative sheet 12 returns by passing through the opening 232 of the base plate 230, so that the pins 234 and 236 of the base plate 230 enter the through holes 16A and 16B of the negative sheet 12, The negative sheet 12 is suspended on the base plate 230.

Next, the air cylinder 92 of the negative sheet moving mechanism 30 is operated, guided by the guide shaft 96, the delivery plate 94 descends, and moves between the accommodating portion 24 and the delivery mechanism 32. In this state, the delivery plate 94 is moved in the direction of the housing portion 24 (direction of arrow C) by the drive of the air cylinder 86.

After the delivery plate 94 moves between the accommodating portion 24 and the negative sheet intermediate suspension arm 64, the delivery plate 94 is driven by the air cylinder 84 to move the negative sheet intermediate suspension arm 64.
The pins 102 and 104 of the delivery plate 94 enter the through holes 18A and 18B of the negative sheet 12 by moving in the direction of the arrow and approaching the base plate 230. In this state, the delivery plate 94 is separated from the base plate 230 (moved in the direction of arrow C), so that the magnet 69 is covered with the metal plate of the negative sheet 12.
14 is attracted and the negative sheet 12 is transferred to the delivery plate 94.
It is hung up and taken out.

The negative sheet 12 hung from the pins 102 and 104 of the delivery plate 94 is guided by the rail 74 by the drive of the rodless cylinder 80 provided in the negative sheet moving mechanism 30, and the hanging portion 12B is the negative sheet of the baking portion 26. Opposite the hanging bar 106.

The delivery plate 94 is driven by the air cylinder 86 and is indicated by an arrow B.
Direction, and the pins 102 and 104 move to the negative sheet hanging bar.
The negative sheet hanging bar 106 is provided to the through holes 16A and 16B provided in the hanging portion 12B of the negative sheet 12 that is simultaneously hung by the pins 102 and 104 when being inserted into the through hole 106A provided in the negative sheet hanging bar 106. Pins 130, 132 are inserted. From this state, the movement block 120 is moved by the operation of the air cylinder 124, and the negative sheet pressing plate 18 is moved to the negative sheet 1.
Hold down both sides of the hanging part 12B of 2. Then, the delivery plate 94 is moved in the direction of arrow C by driving the air cylinder 86, and the negative sheet 12 is prevented from moving by the negative sheet pressing plate 118, and the pin 13 of the negative sheet suspension bar 106 is moved.
Suspended at 0,132.

Therefore, the negative sheet 12 is supplied from the storage section 24 to the printing section 26. As shown in FIG. 18, the lower end portion 12C of the negative sheet 12 is driven by the air cylinder 140 so that the metal plate 20 is pin 136,
Engage with 138.

Here, the squeeze device 144 moves in the direction of the arrow B, and PS
The plate is spread over the surface plate 134 to which the plate is supplied, and the PS plate is pressed.

The small diameter rollers 150 and 152 of the squeeze device 144 are the negative sheet 12
Is bent in the direction of arrow B, and the large-diameter roller 154 presses this bent portion onto the surface plate 134. When the sheet is pushed and spread on the surface plate 134, the negative sheet suspension bar 106 uses the wire 1
It is moved downward while being suspended by 12. The negative sheet 12 spread on the surface plate 134 is moved upward by the negative sheet suspension bar 106 again after printing the image on the PS plate. In this state, the negative sheet moving mechanism
The delivery plate 100 provided at 30 faces the negative sheet suspension bar 106.

When the delivery plate 100 moves in the direction of arrow B by driving the air cylinder 86, the pins 107 and 109 are inserted into the through holes 18A and 18B of the negative sheet 12. At this time, the pins 130 and 132 are inserted into the through holes 16A and 16B. From this state, the air cylinder 124 operates, the negative sheet pressing plate 118 is moved, and the pressing state of the negative sheet suspending bar 106 of the negative sheet 12 is released. At the same time, the pins 136 and 138 provided on the surface plate 134 are moved in the direction of arrow B by the air cylinder 140 and come out from the through holes 22A and 22 of the metal plate 20. As a result, the negative sheet 12 is suspended by the pins 130 and 132 of the negative sheet suspension bar 106 and the pins 102 and 104 of the delivery plate 100. Pins 109, 107 of the delivery plate 100
Since a magnet 101 is provided in the negative sheet 12, when the delivery plate 100 is moved in the direction of arrow C by the driving of the air cylinder 86, the negative sheet 12 is fixed to the pin 10 of the delivery plate 100.
It is attracted to 9 and 107 and moves. As a result, the negative sheet 12 is suspended and the negative sheet suspension bar is
Separated from 106.

The negative sheet 12 suspended from the delivery plate 100 is moved to the discharge portion 28 by the rodless cylinder 80.

The delivery plate 100 is the negative sheet suspension plate 1 of the discharge section 28.
When facing 84, it is moved in the direction of arrow B by driving the air cylinder 86. Transfer plate 100 by this movement
The pins 107 and 109 of the compression coil sprocket 204 contact the pins 194 and 196 provided on the negative sheet suspension plate 184.
It is pressed in the B direction against the urging force of. At this time, the pins 198 and 200 of the base plate 205 are inserted into the through holes 16A and 16B provided in the negative sheet 12. From this state, air cylinder
214 and 216 are driven to move the negative sheet pressing member 218 downward, and the hanging portion 12B is housed in the groove 218B. The negative sheet pressing member 218 prevents the negative sheet 12 from moving in the arrow B direction. Then, when the delivery plate 100 is moved in the direction opposite to the arrow B direction by the driving of the air cylinder 86, the negative sheet 12 is fixed to the pins 198 of the base plate 205.
Suspended to 200.

From this state, the negative sheets 12 are collected and discharged by a discharging device (not shown).

The pins 60, 62, 66, 68, 107, 109, 13 of the above embodiment
Instead of 0, 132, 136, 138, 194, 196, 198, 200, etc., a negative sheet may be suspended by using a magnet, a suction cup, or the like.

〔The invention's effect〕

As described above, the plate material printing apparatus according to the present invention hangs each of a plurality of document sheets on which images are recorded and vertically holds and accommodates each of the document sheets, and the image recorded on the document sheets is horizontally stored. A printing unit for printing on the plate material held on the plate, a discharge unit for vertically holding and discharging the document sheet for which image printing on the plate material has been completed, and a transfer of the document sheet from the storage unit to the printing unit. At the same time, an original sheet moving means for moving the original sheet on which the image has been printed on the plate material from the printing portion to the discharging portion, and a step of delivering the original sheet from the storage portion to the original sheet moving means. 1 delivery means and the document sheet moved from the storage section to the printing section by the document sheet moving means, from the document sheet moving means to the printing section, and at the printing section to the plate material. Second delivery means for delivering the document sheet for which image printing has been completed from the printing section to the document sheet moving means, and image transfer to the printing plate from the printing section by the document sheet moving means to the discharge section. Third transfer means for transferring the printed original sheet from the original sheet moving means to the discharge section, and horizontal movement of the original sheet transferred from the second delivery means in the printing section Since the original sheet developing and adhering means for developing and adhering onto the plate material is provided, the original sheet can be automatically supplied to the printing unit and the original sheet on which the image has been printed on the plate material is finished. An excellent effect is obtained in that it can be automatically taken out from the printing section.

[Brief description of drawings]

FIG. 1 is a perspective view showing an embodiment of a plate material printing apparatus according to the present invention, FIG. 2 is a perspective view showing a negative sheet used in the plate material printing apparatus, and FIG. 3 is a line III-III in FIG. FIG. 4 is a front view of the plate material printing apparatus viewed from the direction of arrow B, FIG. 5 is a right side view of FIG. 4 showing the plate material printing apparatus, and FIG. 6 is a negative sheet. FIG. 5 is an enlarged cross-sectional view showing the accommodating section taken along line VI-VI in FIG. 5, and FIG. 7 is VII-VI in FIG.
Sectional view taken along line I, FIG. 8 is FIG. 6 VIII-VIII
9 is a sectional view taken along the line, FIG. 9 is a perspective view showing the negative sheet moving mechanism, FIG. 10 is a sectional view taken along line XX of FIG. 9, and FIG. 11 is XI of FIG. -Cross-sectional view taken along line XI, FIG. 12 is a cross-sectional view taken along line XII-XII in FIG. 4, and FIG. 13 is a cross-sectional view taken along line XIII-XIII in FIG. , FIG. 14 is a front view showing one side of a negative sheet suspending member of a printing portion, FIG. 15 is a sectional view taken along line XV-XV in FIG. 14, and FIG. 16 is a view in the direction of arrow D in FIG. Corresponding view, FIG. 17 is an exploded perspective view showing the negative sheet suspension member of the printing unit, FIG. 18 is a side view showing a squeeze device and a surface plate,
FIG. 19 is a view taken in the direction of arrow E in FIG. 18, FIG. 20 is a front view showing the discharge part, FIG. 21 is a sectional view taken along line XXI-XXI in FIG. 20, and FIG. 20 is a cross-sectional view taken along the line XXII-XXII in FIG. 20, FIG. 22 is a cross-sectional view taken along the line XXII-XXII in FIG. 20, and FIG. 23 is a perspective view showing the schematic configuration of the discharge portion 28. is there. 10 ... Plate printing device, 12 ... Negative sheet (original sheet), 24 ... Storage section, 26 ... Printing section, 28 ... Ejection section, 30
...... Negative sheet moving mechanism (original sheet moving means), 32 ...
… Delivery mechanism, 58 …… Negative sheet suspension plate, 64 …… Negative sheet intermediate suspension arm (first delivery means), 94
…… Delivery plate, 100 …… Delivery plate, 106 ……
Negative sheet hanging bar (second delivery means), 144 ...
… Squeeze device (original sheet expansion contact means), 184 ……
Negative sheet suspension plate (third delivery means).

 ─────────────────────────────────────────────────── ─── Continuation of front page (72) Inventor Naoyuki Yasuda 3-5-10 Nakamachi, Odawara-shi, Kanagawa Nakatani Shoko Co., Ltd. (72) Inventor Toshifumi Kuranouchi 3-5-10, Nakamachi, Odawara-shi, Kanagawa Nakatani Shoko Co., Ltd. (56) Reference JP-A-53-61409 (JP, A)

Claims (1)

[Claims] 1. An accommodating portion for suspending and vertically holding each of a plurality of original sheets on which images are recorded, and a printing process for printing the images recorded on the original sheets onto a horizontally held plate material. Section, a discharge section for vertically holding and discharging the original sheet on which printing of the image on the plate material has been completed, and moving the original sheet from the accommodating section to the printing section, and at the same time for displaying the image on the plate material. An original sheet moving unit that moves the printed original sheet from the printing unit to the discharge unit, a first delivery unit that delivers the original sheet from the containing unit to the original sheet moving unit, and from the containing unit The original sheet moved by the original sheet moving unit to the printing unit is delivered from the original sheet moving unit to the printing unit, and the original sheet whose printing on the plate material is finished by the printing unit is finished. Second delivery means for delivering the sheet from the printing section to the original sheet moving means, and an original sheet which has been moved from the printing section to the discharge section by the original sheet moving means and has finished printing the image on the plate material. Third delivery from the document sheet moving means to the discharge section
And a document sheet unfolding and adhering unit that horizontally moves the document sheet delivered from the second delivering unit in the printing unit to unfold and adhere the document sheet onto the plate material. Plate printing device.