JP2573034B2 - Recording device - Google Patents

Description

Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a recording apparatus, and more particularly to a recording apparatus having a slitter that cuts a recording medium in parallel with a recording medium feeding direction after recording the recording medium. .

2. Description of the Related Art Conventionally, a recording apparatus configured to supply a recording medium in a roll shape and to cut the recording medium into a predetermined size after recording,
Many have been put to practical use. As for the recording medium cutting mechanism,
Generally, a recording apparatus having a cutter for cutting a recording medium in a width direction thereof is shown. In recent years, a so-called slitter mechanism for cutting a recording medium in a longitudinal direction thereof has been proposed. It has been practically used in a large-sized recording apparatus capable of applying a recording medium up to a large size.

[Problems to be Solved by the Invention] However, such a recording apparatus has the following problems.

A large-sized recording apparatus capable of mounting a recording medium up to a large size is very expensive, and additionally has a complicated built-in slitter mechanism. In addition, since the cutting position is fixed, it can only be cut with a fixed width, and the usability cannot be said to be good.

The present invention has been made in view of such a conventional problem, and has as its object to provide a recording apparatus having an inexpensive configuration and a slitter mechanism configured so that a cutting position can be set arbitrarily. And

Means for Solving the Problems The present invention has been made to achieve the above and the object, and has a recording head driven and controlled based on a recording signal, a carriage mounting the recording head, and a recording medium. A recording apparatus comprising: a platen for supporting a medium; a recording medium feeding mechanism for transporting the recording medium; and a carriage control mechanism for reciprocating the carriage in a direction perpendicular to a transport direction of the recording medium. In the apparatus, a sensor for detecting a cutting mark recorded on the recording medium by the recording head, a cutter mechanism for cutting the recording medium in a direction orthogonal to a transport direction, and transporting the recording medium For mounting the sensor and cutter on a slider that reciprocates in a direction perpendicular to the direction of cutting the recording medium in the same direction as the transport direction. And a plurality of slitter mechanisms.

[Operation] The above-described means operates as follows.

A mark indicating the cutting position recorded on the recording medium is detected by a sensor mounted on the slider, and after stopping the slider at the mark position, the cutter provided on the slider is pressed against the recording medium to record. It functions to perform an operation of cutting the medium.

Examples Hereinafter, the present invention will be described in detail with reference to the drawings.

FIG. 1 is a perspective view showing a main mechanism of a recording apparatus according to the present invention.

The frame of the recording device includes a base frame 1, a left side plate 2, and a right side plate 3.

The carriage mechanism includes a recording head 50, a carriage 20 on which the recording head 50 is mounted, a main shaft 30, and a carriage.
CR motor 31, drive belt 32, print head for driving 20
FPC 33, drive pulley 34, for supplying a recording signal to 50,
It is composed of components such as the driven pulley 35 and the like. Recording head
Reference numeral 50 is attached to the carriage 20, and is movable between the left side plate 2 and the right side plate 3 as the carriage 20 moves. The carriage 20 slides on the main shaft 30 via an integrally formed highly slidable bearing. The power source at this time is a CR motor 31, and the CR motor 31 is driven by a driving pulley 34 attached to its shaft by press-fitting.
And a toothed drive belt 32 that engages with the drive pulley 34,
The power is transmitted to the carriage 20 in the first half. The driven pulley 35 is provided at a position facing the driving pulley 34, and applies an appropriate tension to the driving belt 32 by a belt tension urging means 36. In this embodiment, the case where the toothed belt is used as the power transmission member has been described. However, even if a transmission system such as a wire or a rack and pinion capable of transmitting power is used instead of the toothed belt, no problem occurs. Absent.

Next, the recording medium feeding mechanism section includes a roll-shaped recording medium.
60, a platen 70, a recording medium presser 71, an LF motor 80, an LF power transmission system 81, and other components. Platen 70
Has a cylindrical pipe shape made of aluminum, etc.
The support is provided by two rings 73a at both ends provided on the base frame 1 and rings 73b at both ends pressing the platen 70 toward the base frame via urging means such as a spring. Is realized by being held. The power transmission mechanism is configured to transmit the power of the LF motor 80 composed of a stepping motor or the like to the LF drive pulley (not shown) after increasing the torque and subdividing the feed step via the reduction mechanism of the LF power transmission system 81. It has become. Thereafter, power is transmitted to the plurality of LF belts (toothed) 74 engaged with the LF drive pulley, and the LF belt 74 is driven while being accommodated in a groove provided on the outer periphery of the platen 70. Thus, the recording medium 60 is fed by a predetermined amount. As the recording medium 60, various media such as paper, cloth, and film sheet can be mounted. The recording medium press 71 is formed of, for example, a thin steel plate such as stainless steel, and is held between the right side plate 3 and the LF side plate 4 by a holding member 72, and the recording medium 60a is pressed by a platen 70 by urging means (not shown). The recording medium 60a plays a role of suppressing floating near the recording position of the recording medium 60a. In the drawing, reference numeral 75 denotes the recording medium press 71.
The rotating roller contact member 75 is formed of a highly rigid steel material, and is fixed and held by the left side plate 2 and the LF side plate 4. Reference numeral 100 denotes a recovery mechanism for the recording head 50 provided outside the printing area, and by operating the recovery mechanism 100 as necessary, cleaning the nozzle surface of the recording head 50, supplying ink, recovering non-discharge, and preventing nozzle drying. And so on.

The recording apparatus further includes a cutter (not shown) that cuts the recording medium after printing in the width direction and a slitter mechanism (not shown) that cuts the recording medium in the longitudinal direction on the lower surface side of the apparatus. Have been.

The recording apparatus having the above configuration operates as follows. When a desired character or image is to be obtained, a recording signal is transmitted to the recording head 50 via the FPC 33, and at the same time, the CR motor 31 is driven to reciprocate the carriage 20. At this time,
By feeding the recording medium 60a at a predetermined pitch in synchronization with the reciprocation of the carriage, characters, images, and the like are formed on the recording medium as a set of dots. Then, the recording medium on which printing has been completed is cut at a predetermined position by a cutter and a slitter mechanism, and recording of one image is completed.

FIG. 2 is a side view showing a slitter mechanism according to the present invention. FIG. 2 (a) shows a slitter position detecting operation, and FIG. 2 (b) shows a slitter cutting operation. In the figure, a recording medium 60 supported by a platen 70
a is nipped by the driving roller 105 and the small roller 106, and is conveyed with the rotation of the roller. The slider 110 facing the recording medium 60a is supported by a shaft 115 and held so as to scan the entire width of the recording medium 60a. A round blade cutter 120 is attached to the bearing 150 fitted to the oval shaft 145, and the power transmitted to the slider 110 by engaging with the protrusion 110a of the slider 110 in the longitudinal direction of the oval shaft 145 is used. And move the power of motor 125 to motor gear 1
The power gear 135 fixed to the oval shaft 145 is also rotatably held by the rotation of the power gear 135. At a position facing the slider 110 with the recording medium 60a interposed therebetween, a lever 155 rotatably held around a fulcrum 175 and a rubber having a support shaft 160 fixed to one end of the lever 155 as a rotation center. Roller 170 is attached. Lever 155 is a slider
Until the sensor 140 provided on the 110 detects a cutting mark of the recording medium 60a, the gap is maintained between the recording medium 60a and the rubber roller 170 as shown. In this state, when the sensor 140 detects a cutting mark provided on the recording medium 60a, the slider 110 stops at that position, and the lever 155 causes the rubber roller 170 to record on the recording medium 60a as shown in FIG. 2 (b). The position changes to a position where it is pressed against the medium 60a.
The power of the motor 125 is transmitted to the round blade cutter 120, and the round blade cutter 120 rotates, and the recording medium 60a is
When the recording medium 60a is conveyed by the driving roller 105 and the small roller 106, the recording medium 60a is cut.

FIG. 3 is an explanatory view showing the relative positions of the slitter and the recording medium according to the present invention. FIG. 3 (a) is a plan view, FIG.
Figure (b) is a side view. Sensor 140 is slider 110
The recording medium 60a is attached to the front surface facing the recording medium 60a, and functions to detect a cutting mark 65 recorded on the recording medium 60a by a recording head (not shown). In the figure, a broken line 65a provided on the recording medium 60a is an expected cutting line on the recording medium 60a by the round blade cutter 120. Round blade cutter 120
Although the unit is fixed to the bearing 150, the unit itself does not have a driving source, and can move the recording medium in the width direction by the power transmitted to the slider 110. The oval shaft 145 and the bearing 150 are form-fitted, and the round blade cutter 120 is configured to rotate in synchronization with the rotation of the oval shaft 145.

4 to 6 are explanatory diagrams showing the control operation of the slitter mechanism. Although the number of the slitters is limited to three for convenience of explanation, the number of the slitters may be any number as required.

FIG. 4 shows a state in which the slitter mechanism is in a standby state, and the slitter mechanisms 200, 210, 220
It is stationary at a position where it has escaped from the width of 0a. The manner in which the cutting marks 65 and 66 provided on the recording medium 60a are detected from this state will be described with reference to FIGS.

FIG. 5 shows that the three slitter mechanisms 200, 210, and 220 simultaneously detect the cutting marks 65 and 66 of the recording medium 60a.
It shows a case of moving to the right on the shaft 115 by driving means (not shown), the slitter mechanism 200 located at the leftmost of the three slitter mechanisms detects the cutting mark 65 and stops,
Slitter mechanism located at the center of three slitter mechanisms
210 detects the cutting mark 66 and stops. If the number of the cutting marks is two, the remaining slitter mechanism 220 moves to the right side plate position and stops at a position outside the width of the recording medium 60a. When the motor 125 is driven in this state, the power is transmitted to the oval shaft 145 via the motor gear 130 and the power gear 135, and the round blade cutter 120 is rotated, and the recording medium 60a is cut along the expected cutting lines 65a, 66a. Cut at the position.

FIG. 6 shows an improved control method in which the control of the slitter described in FIG. 5 is changed so as to narrow the moving range of the slitter, and only the rightmost slitter mechanism 220 of the three slitter mechanisms is used. By scanning the entire width of the recording medium 60a,
This is to detect the number of cutting marks. Thereafter, the slitter mechanism 220 is controlled so as to stop at the position of the rightmost cutting mark 66 on the recording medium 60a, and to stop the next slitter mechanism 210 at the position of the cutting mark 65. If there are two cutting marks, the rightmost slitter 200
The initial position remains stationary without moving. Recording medium 60
The cutting operation in a is performed using the same driving mechanism as described with reference to FIG.

FIG. 7 shows an example of the cut size of the recording medium when the slitter mechanism of the present invention is used. The recording medium is cut into an infinite irregular size by combining with a cutter mechanism for cutting the recording medium in the width direction. It can be understood that can be finished.

[Effects of the Invention] As described above, according to the present invention, a cutting mark recorded by a recording head is detected by a sensor, and cut in a direction orthogonal to the transport direction of a recording medium in accordance with the cutting mark. Cutter mechanism, and a plurality of slitter mechanisms that cut in the same direction as the recording medium transport direction, making it possible to cut any size at any position with a simple mechanism. Can be good.

[Brief description of the drawings]

FIG. 1 is a perspective view of a main structure of a recording apparatus of the present invention, FIG. 2 is a side view of a slitter mechanism in the recording apparatus of the present invention, FIG. 2 (a) is a sensor operating state, and FIG. Indicates a disconnected state. FIG. 3 is a diagram showing the relationship between the slitter and the recording medium. FIG. 3 (a) is a plan view and FIG. 3 (b) is a side view. FIG. 4 is a standby state diagram of the slitter mechanism,
FIG. 5 is an explanatory view showing an example of control of the slitter mechanism, FIG. 6 is an explanatory view showing another example of control of the slitter mechanism, and FIG. 7 is an explanatory view showing a cutting size of the recording medium. 20 Carriage 50 Recording head 60, 60a Recording medium 65, 66 Cutting mark 110 Slider 120 Round blade cutter 140 Sensor 170 Rubber rollers 200, 210, 220 … Slitter mechanism

Claims (1)

(57) [Claims] A recording head that is driven and controlled based on a recording signal; a carriage on which the recording head is mounted; a platen that supports the recording medium; and a recording medium feeding mechanism for transporting the recording medium. A carriage control mechanism for reciprocating the carriage in a direction orthogonal to the transport direction of the recording medium, wherein the sensor detects a cutting mark recorded by the recording head on the recording medium. A cutter mechanism for cutting the recording medium in a direction perpendicular to the transport direction, and a sensor and a cutter mounted on a slider for reciprocating in a direction perpendicular to the transport direction of the recording medium. A recording apparatus comprising: a plurality of slitter mechanisms for cutting a recording medium in the same direction as a transport direction.