JPS5921019Y2 - Support device for roll paper in manual address printing machine - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION This invention relates to a roll paper support device applied to a manual address printing machine that is capable of feeding and printing successive sheets.

The roll paper support device of this invention is capable of accurately feeding paper unwound from so-called roll paper, etc., which is made into a roll by rolling up a backing paper with a tag or label attached, to a manual address printing machine. At the same time, it can be freely adapted to roll paper of several different widths.In a manual address printing machine that can feed and print on continuous paper, it can be used by connecting pieces to Side frames are provided on both sides of the underframe so as to be connected to a manual address printing machine, and below the underframe there is provided a roller shaft rotatably supported by both side frames and on which roll paper is placed. In front of the frame is a support rod that extends over both sides of the frame, and this support rod has a pair of guide pieces on the left and right that protrude in front of the frame and feed the paper unwound from the roll paper into the printing machine in the correct direction. The present invention is characterized in that a pair of left and right guide frames, each consisting of a pair of left and right regulating plates, which press the roll paper on the roller shaft from both sides and hold it in a predetermined position, are respectively attached so as to be movable in the lateral direction.

The manual address printing machine shown in Figures 1, 2 and 2 of the drawings is an invention for which the applicant filed a patent application on the same date as the present application (Japanese patent application filed in 1973).
No. 3-106724).

To explain the outline of the manual address printing machine, reference numeral 13 denotes a base of the printing machine, and support frames 14 and 14 each having an inverted cross section are fixedly mounted on both sides of the upper surface of the base 13.

A main shaft 15 is rotatably supported in the center of the supporting frames 14, 14, and a handle 16 is fixed to one end of the rotating main shaft 15 protruding from one of the supporting frames 14.

Further, a screw spring 16a for the return force of the handle 16 is wound around the protruding end of the main shaft 15, and urges the handle 16 to return to the stop position shown in FIG.

Reference numeral 16b denotes a stopper provided at the base of the handle 16 to restrict the range of rotation and swing of the handle 16 back and forth.

The rotating main shaft 15 has a pair of arm rods 17, 17 fixedly arranged rearward and upward near the inside of the support frame 14.14, and the base end of a link 18 is attached to the tip of each arm rod 17. A printing roller 19 made of rubber or the like and an ink roller 20 made of felt or the like are rotatably supported on horizontal shafts at the tips of the pairs of links 18 and 18 that are pivotally mounted.

The ink roller 20 has its support shaft supported by a long hole (not shown) in links 18, 18, and is always in close contact with the printing roller 19 by a torsion spring (not shown).

Below the printing roller 19 and ink roller 20, the rear end of the ink plate 21 that brings them into pressure contact is located at a supporting frame 14.
It is fixed to a fixed plate passed between 14 parts.

The tip side of the ink plate 21 is bent diagonally downward.

In the normal state in which the bundle 16 is rotated rearward (to the right in FIG. 2) and stopped at the stopper 16b, the torsion springs 18a, 1 attached to the pivot points of the arm rods 17, 17 and links 18, 18
8a, the link 18.18 is urged in the direction in which it overlaps the arm rod 17°17, in other words, the tip of the link 18.18 is urged downward, so that the printing roller 19 and the ink roller 20 absorb ink. The ink plate 21 is kept in contact with the ink plate 21.

When printing, when the bundle 16 is rotated or swung forward, the printing roller 19 and the ink roller 20 are moved or slid forward while being pressed against the ink plate 21 as the arm rods 17 and 17 tilt. do.

When the printing roller 19 and the ink roller 20 move or slide on the ink plate 21 and reach the bending part, a trochanter 19a provided coaxially with the printing roller 19 and outside the non-ink 18.18,
19a are diagonal grooves 14a, 14a provided in the supporting frame 14.14;
It also rolls along guide pieces 14b, 14b fixed to the supporting frame 14.14 so as to be continuous therewith, thereby assisting in guiding the advance of the printing roller 9.

In front of the ink plate 21, there is a gate-shaped card holder 24 for receiving a printed card B on which a mimeograph paper has been applied, and a presser spring piece for pressing the printed card B placed in the holder 24 from above on both sides thereof. 25.25 is set.

As shown in FIG. 1, the card holder 24 and presser spring pieces 25, 25 are both attached to the support plate 22 with their proximal ends freely supported on the rotating main shaft 15.

Suppression pieces 22a, 22a are integrally provided on both sides of the base end of the support plate 22, and extensions of the base ends of the pressing spring pieces 25.25 are bent to form elastic pieces 25a, 25a. be.

These elastic pieces 25a, ) 5a are in contact with fixed members such as the supporting frames 14, 14, and are used to bring the support plate 22 and card holder 24 into close contact with the printing paper inserted below them during printing. , in the normal state, the restraining piece 22a of the support plate 22
.

22a abuts against a pair of arm rods 17.
5a and 25a (Fig. 1), and form a gap between these members 22, 24 and the upper surface of the base 13 through which the printing paper can be inserted. It is.

As described above, after the printing roller 19 reaches the bent end of the ink plate 21, the bundle 16 continues to swing.
Immediately after the printing roller 19 is removed from the ink plate 21, the following ink roller 20 also leaves the ink plate 21), and is rolled on the printing card B supported by the card holder 24 and the spring piece 25 in front of it. Letters, etc. will be printed on the printing paper placed below, but at this time, the forward extension of the printing roller 19 is caused by the link 18.
, 18 are applied to the arm rods 17, 17 against the springs 18a, 18a.
It is distantly related by acting to open against.

Once printing is completed in this manner, the bundle 16 may be rotated rearward to return to the state shown, whereby the links 18, 18 and the support plate 22 and card holder 24 are connected to the torsion springs 18a, 18a, respectively. It is returned to its original state by the elastic force of , and the pressing of the restraining pieces 22a, 22a by the arm lever 17°17.

The roll paper support device of this invention is employed in a manual address printing machine using continuous paper as described above, and is attached to the rear portion of the base 13.

Connecting pieces 4, 4 such as pins are attached to the front part of the underframe 1 of the support device.
is protruded and fixed, and by loosely fitting it into the insertion hole of the printing press base 13, the entire underframe 1 is removably connected.

The underframe 1 consists of a front plate 3, side frames 2 on both sides, and a rear connecting rod 3.
The roller shaft 12 is formed into a hollow rectangular shape by the frame 1, and is provided with roller shafts 12, 12, which are rotatably supported by the frames 2, 2 on both sides and are spaced from each other at appropriate intervals below the frame 1.

These roller shafts 12, 12 are for placing roll paper A. By manually pulling the unwound front end of roll paper A, the paper can be pulled out while keeping roll paper A in that position. It will be done.

In addition, in front of the underframe 1, there is provided a support rod 5 which is fixed to both side frames 2, 2, and a pair of left and right guide frames 9, 9 can be moved laterally to this support rod 5. Make it possible.

Each of the guide frames 9 is composed of a guide piece 7 having a U-shaped cross section projecting forward from the underframe 1, and a regulating plate 8 connected to the guide piece 7 and extending rearward, and fixed to the regulating plate 8. By inserting the short pipe 10 into the support rod 5, the underframe 1 can be moved in the lateral direction.
This allows it to be fixed in a desired position.

A pair of left and right guide pieces 7°7 are attached to the supporting frame 1 on the printing press base 13.
The pair of left and right regulating plates 8, 8 are extended between the roller shafts 12 and 14, and guide both sides of the paper unwound from the roll paper A to feed the paper into the printing machine in the correct direction.
The roll paper A on the paper 12 is pressed from both sides to hold it in a predetermined position.

In addition, in the illustrated example of the manual address printing machine, the continuous paper is fed by manually pulling it out.

The roll paper support device of this invention described above not only can feed paper unwound from roll paper A to a manual address printing machine in an accurate direction, but also allows use of various roll papers of different widths. can also be applied and is extremely effective in practice.

Further, since the roll paper A only needs to be placed on the roller shafts 12, 12, handling is extremely convenient.

[Brief explanation of the drawing]

Fig. 1 is a longitudinal side view of a manual address printing machine equipped with a roll paper support device of this invention, Fig. 2 is a plan view of the machine with the cover removed, and Fig. 3 is a front view of the roll paper support device of this invention. It is a diagram. 1 - frame, 2 - side frame, 4 series of binding pieces, 7 - guide piece, 8 - regulation plate, 9 = guide frame, 12 - roller shaft, A - roll paper.

Claims (1)

[Scope of utility model registration request] In a manual address printing machine capable of feeding and printing a continuous sheet of paper, side frames 2, 2 are provided on both sides of a base frame 1 which is connected to the manual address printing machine via connecting pieces 4, 4. The underframe 1 is provided with both side frames 2 and 2 below the underframe 1.
A roller shaft 12.12 is provided, which is rotatably supported by the underframe 1 and on which the roll paper A is placed.A support rod 5 is provided in front of the underframe 1, and is connected to both side frames 2,2. A pair of left and right guide pieces 7.7 protrude in front of the underframe 1 and feed the paper unwound from the roll paper A into the printing machine in the correct direction, and a pair of left and right guide pieces 7.7 press the roll paper A on the roller shaft 12.12 from both sides. A roll paper support in a manual address printing machine characterized in that a pair of left and right guide frames 9, 9 are respectively attached so as to be movable in the lateral direction. Device.