JP2586160Y2 - Printer - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a printing press, and more particularly to a function of adjusting an axial position of a mounting shaft for mounting a number printing device and a mounting shaft for mounting a number feed device.

[0002]

2. Description of the Related Art In general, in a printing machine having a number printing function widely known, a number printing device is individually screwed to a mounting shaft. for that reason,
When changing the position of the number printing device, the screw is loosened and the number printing device is moved.

[0003]

However, in the above-described printing press, when adjusting the horizontal position of the number printing device, the screw is loosened and the position of the number printing device is moved. Then, there is a problem that the screw is fixed, which is complicated. Also, when the mounting shaft is provided with a plurality of number printing devices and number feeding devices, it is necessary to individually adjust the movement, which is particularly complicated. Further, even when fine adjustment in the horizontal direction is performed, there is a problem that movement adjustment is performed each time, and especially in the case of fine adjustment, it is often necessary to make adjustments many times.

The present invention has been made in view of the above-described problems, and has as its object to provide a printing machine capable of easily adjusting the lateral position of a number printing device and a number feeding device. And

[0005]

SUMMARY OF THE INVENTION According to the present invention, a number printing device mounting shaft rotatably mounted between an opposing operation side frame and a non-operation side frame, and a number printing device mounting shaft portion. At least one number printing device, a number feeding device mounting shaft portion provided between the operation side frame and the non-operation side frame, and the number printing device facing the number feeding device mounting shaft portion. And a number feeding device mounted in the printing machine, wherein the number printing device mounting shaft portion has a first engagement portion, and the first eccentric member of the first eccentric member is attached to the first engagement portion. The joint portion is engaged, the axis of the first eccentric member is disposed so as to be orthogonal to the axis of the number printing device mounting shaft portion, and the number feeding device mounting shaft portion has a second engaging portion, The second eccentric engaging portion of the second eccentric member is engaged with the second engaging portion, The axis of the second eccentric member is characterized in that it is arranged perpendicular to the axis of the numbers feeder mounting shaft portion

[0006]

In order to adjust the lateral position of the number printing device, the first eccentric member engaged with the first engaging portion of the number printing device mounting shaft is rotated. Then, the number printing device mounting shaft portion is moved in the axial direction by the first eccentric engagement portion, and the lateral position can be adjusted.

Further, with the adjustment of the lateral position of the number printing device, the lateral position of the number feeding device also needs to be adjusted. In this case, the second eccentric member engaged with the second engaging portion of the number feed device mounting shaft is rotated. Then, the number printing device mounting shaft portion is moved in the axial direction by the second eccentric engagement portion, and the lateral position can be adjusted.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the accompanying drawings. FIG. 1 is a sectional view of a number printing unit of a printing press according to the present invention. In the figure, reference numeral 1 denotes an operation-side frame, and an opposite operation-side frame 2 is disposed opposite to the operation-side frame 1. Holding members 3 and 4 are fixed to the operation side frame 1 and the non-operation side frame 2 by screws 5 and 6, respectively. The holding members 3, 4
Are respectively provided with number printing device mounting holders 9, 10 via bearings 7, 7, 8, 8 in a rotatable manner. As shown in FIG. 2, holding portions 9a and 10a each having a front U-shape are formed on opposite side portions of the two number printing device mounting holders 9 and 10, respectively. Both ends of the number printing device mounting shaft 11 are held by the holding portions 9a and 10a (FIG. 1). In FIG. 2, a mounting shaft fixing plate 1 is provided between both ends of the U-shaped holding portions 9a and 10a.
2 and 13 (see FIG. 1) are erected and fixed with screws 14 and 15 (see FIG. 1). Further, in FIG. 1, a numbering device 17 is fixed to a numbering device mounting shaft 11 via a numbering device mounting holder 16. An eccentric pin 18 is rotatably penetrated through the holding portion 9a on the operation side frame 1 side, and the eccentric portion 18a of the eccentric pin 18 is inserted into the groove 11a of the number printing device mounting shaft 11. Here, the rotation axis of the eccentric pin 18 is set so as to be orthogonal to the rotation axis of the number printing device mounting holder 9. The eccentric pin 18 is prevented from falling off by a falling-off prevention plate 20 fixed by the pin 19. Also,
A gear 21 is fixed to the number printing device mounting holder 9 on the operation side frame 1 by a screw 22.
1, the number printing device mounting holder 9, the number printing device mounting shaft 11, and the numbering device 17 are rotated.

On the other hand, a cam 23 is fixed to the left end of the number printing device mounting holder 9 on the operation side frame 1 in FIG. A roller 26 rotatably provided at one end of a first arm 25 rotatably provided on the operation side frame 1 via a pin 24 is in contact with the cam 23. A spring 27 is provided between the first arm 25 and the operation side frame 1, and urges the first arm 25 in a direction in which the roller 26 is constantly pressed by the cam 23 (the direction of arrow A in FIG. 3). doing.

A number feed cam mounting shaft 28 is swingably mounted between the operation side frame 1 and the non-operation side frame 2, and an end of the number feed cam mounting shaft 28 on the operation side frame 1 side. The second arm 29 is fixed to the portion.
In FIG. 3, one end of the second arm 29 and the other end of the first arm 25 are connected by a link 30. At the other end of the second arm 29, a detachable third arm 31 is provided. A link 33 connected to a solenoid 32 is connected to an end of the third arm 31. In FIG. 2, a cam mounting block 34 is provided on the number feed cam mounting shaft 28 so as to be movable in the axial direction, and a cam 37 is fixed to the cam mounting block 34 via a fulcrum pin 35 and a screw 36. ing. Loosen the screw 36 and connect the cam 37 with the fulcrum pin 35 as the center.
Is provided so as to be adjustable in position. 1, a guide 38 is fixed to the number feed cam mounting shaft 28, and a groove 38a is formed on the outer periphery of the guide 38. A holder 39 is fixed by screws 40 near the guide 38 and inside the operation side frame 1. As shown in FIG. 4, the holder 39 has an eccentric pin insertion hole 39a penetrating therethrough, and a slit 39b communicating the eccentric pin insertion hole 39a with the outside. In FIG. 1, an eccentric pin 41 is rotatably penetrated into an eccentric pin insertion hole 39a of a holder 39, and by fastening a rotation fixing screw 42, a slit 39b (see FIG. 4) is tightened. Be regulated.
The eccentric portion 41a of the eccentric pin 41 is provided in the groove 3 of the guide 38.
8a is inserted into the bearing 43 housed in the bearing 8a.

The operation of printing a number using the number printing section of the printing machine having the above-described configuration will be described. In FIG. 1, the number printing device mounting holder 9 is rotated by a rotation of a gear 21 via a rotation transmission mechanism (not shown).
Rotates. By the rotation of the number printing device mounting holder 9, the number printing device mounting shaft 11 also rotates, and the numbering device 17 rotates. As a result, the number is sequentially printed on the printing paper (not shown). In order to feed the numbers, as shown in FIG. 3, the solenoid 32 pulls the link 33 in the direction of arrow B in the figure, rotates the third arm 31 clockwise in the figure, and moves the third arm 31 and the second arm 29. (Solid line in the figure). Thereby, the swing of the second arm 29 is regulated, and the swing of the number feed cam mounting shaft 28 is also regulated, so that the cam 37 is fixed at the position shown by the solid line in FIG. Number printing device mounting shaft 1
The numbering device 17 is configured so as to abut the numbering device 17 by one rotation. Therefore, when the numbering device 17 comes into contact with the cam 37, the count of the numbering device 17 is sent, and the numbering is performed. If no number feed is desired, for example, if the same number is to be printed several times, the link 3 is set by the solenoid 32.
3 in the direction of arrow C in FIG.
It is held in the state of the middle broken line. Then, the cam 23 also rotates by the rotation of the number printing device mounting holder 9 shown in FIG.
Therefore, the first arm 25 swings with the cam 23, and the arm 29 swings via the link 30. Further, the number feed cam mounting shaft 28 also swings. For this reason, in FIG. 2, the cam 37 also swings between the position indicated by the solid line and the position indicated by the broken line. It is configured to escape to the position, and the numbering of the numbering device 17 is performed without contacting the numbering device 17.

Next, a case where it is desired to change the number printing position on the printing paper will be described. First, in order to adjust the position of the number printing device, the screws 14, 14, 1 in FIG.
Loosen 5,15. When the eccentric pin 18 is rotated in this state, the number printing device mounting shaft 11 moves in the left-right direction in the figure. By tightening the screws 14 and 15 in a state where the number printing device is stopped at a desired position, the number printing device mounting shaft 11 is positioned. Further, since the position of the numbering device 17 is changed by moving the number printing device mounting shaft 11, the position of the cam 37 also needs to be adjusted. In this case,
First, loosen the rotation fixing screw 42, and
9b (see FIG. 4) is widened, and the eccentric pin 41 is rotated. Thereby, the guide 38 moves, and the number feed cam mounting shaft 28 and the cam 37 also move integrally.
Then, the rotation fixing screw 4 is stopped at a desired position.
2, the number feed cam mounting shaft 28 is positioned.

As described above, the lateral position adjustment of the numbering device 17 and the cam 37 can be easily performed only by appropriately rotating the eccentric pins 18, 41.

[0014]

According to the present invention, as described above, when finely adjusting the lateral position of the number printing device and the number feeding device, it is only necessary to rotate the first eccentric member and the second eccentric member. There is an effect that the fine adjustment of the lateral position is easy and can be performed reliably.

[Brief description of the drawings]

FIG. 1 is a sectional view of a number printing unit of a printing press according to the present invention.

FIG. 2 is a diagram showing a relationship between the present invention and a cam of a number printing unit of the printing press.

FIG. 3 is a diagram showing a link mechanism on an operation side of a number printing unit of the printing press according to the present invention.

FIG. 4 is a perspective view showing a mounting structure of an eccentric pin.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Operation side frame 2 ... Non-operation side frame 9 ... Number printing device mounting holder (number printing device mounting shaft part) 10 ... Number printing device mounting holder (number printing device mounting shaft portion) 11 ... Number printing device mounting shaft (number) Printing device mounting shaft portion 11a Groove (first engaging portion) 18 Eccentric pin (first eccentric member) 18a Eccentric portion (first eccentric engaging portion) 28 Number feeding cam mounting shaft (Number feeding device mounting) Shaft) 37 ... Cam (number feeder) 38 ... Guide (number feeder mounting shaft) 38a ... Groove (second engaging part) 41 ... Eccentric pin (second eccentric member) 41a ... Eccentric part (second eccentric) Engagement part)

Claims (1)

(57) [Scope of request for utility model registration] 1. A number printing device mounting shaft portion rotatably mounted between opposing operation side frames and a counter operation side frame, and at least one number printing device mounted on the number printing device mounting shaft portion. A device, a number feeding device mounting shaft portion installed between the operation side frame and the non-operation side frame, and a number feeding device mounted on the number feeding device mounting shaft portion so as to face the number printing device. Wherein the number printing device mounting shaft portion has a first engagement portion, and the first eccentric engagement portion of the first eccentric member is engaged with the first engagement portion. The axis of the first eccentric member is disposed so as to be orthogonal to the axis of the number printing device mounting shaft portion, and the number feed device mounting shaft portion has a second engaging portion, and the second engaging portion has a second engaging portion. A second eccentric engaging portion of the two eccentric members is engaged, and an axis of the second eccentric member is upward. A printing press, wherein the printing press is disposed so as to be orthogonal to the axis of a serial number feeding device mounting shaft portion.