JPH0727110Y2 - Card cutting device - Google Patents

Description

[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to a cutting device for manufacturing various cards such as various membership cards, medical examination cards for hospitals, business cards, etc. The present invention relates to a card cutting device that cuts a card spell printed or printed on a single sheet into a desired card size and separates it into individual sheets.Especially, even if an operator is unskilled, safe, quick, and highly accurate. The present invention relates to a card cutting device that can cut.

[Conventional technology]

Generally, when cutting sheets of paper, plastic, etc.,
It is conceivable to use the cutting machine shown in FIGS. 4 (a) and 4 (b). FIG. 4 (a) is a front view of the cutter portion of the cutting machine, and FIG. 4 (b) is a partial perspective view of the cutting machine in which a plurality of sets of the cutters of FIG. 4 (a) are arranged in parallel. Is. In this type of cutting machine, an upper blade shaft 1 and a lower blade shaft 2 which rotate in mutually opposite directions are provided in a vertically related position. A plurality of disk-shaped upper blades 3 are fixed to the upper blade shaft 1, and a plurality of disk-shaped lower blades 4 are fixed to the lower blade shaft 2 at predetermined intervals. These are fixed by the disk-shaped upper blades 3, 3, ...
3a of the center blades 3a, 3a ... 3a of the upper blade shaft 1, and the lower blade shaft 2 of the lower blades 4, 4 ... 4a of the disk-shaped blades 4, 4a ... 4a. The peripheral edges 5 of the pair of upper and lower blades 3 and 4 are slid on each other, whereby the upper blades 3 and 3 are
3 and the lower blades 4, 4 ... 4 are rotated in synchronization with the rotation of the upper blade shaft 1 and the lower blade shaft 2, respectively.

In the cutting machine configured as described above, for example, when cutting the paper 6 into a predetermined width, first, the upper blade shaft 1 and the lower blade shaft 2 are driven in opposite directions by a driving force of a motor or the like (not shown in FIG. When the paper 6 is inserted in the arrow direction between the upper and lower blades 3 and 4 from the suction side of this rotation, the paper 6 is cut into the dimension of the interval between adjacent blades. The paper after this cutting is represented as 6a.

However, in this cutting machine, as shown in FIG. 4 (b), the paper 6a after cutting is unstable and meanders or skews to make it impossible to cut with a predetermined accuracy.

In order to avoid such meandering or skewing, it is necessary to roll the paper 6 to be supplied and roll the cut paper 6a as shown in FIG. However, such a device is not suitable for cutting a small piece such as a card, and therefore, another method is inevitably adopted for cutting a card.

Conventionally, the following three methods have been adopted as a card cutting technique.

(1) A method of finishing by cutting with a guillotine cutter.

(2) A method in which a punching die is made and a press machine is used for punching and finishing.

(3) 1 each for vertical and horizontal paper with a rotary cutter
Method of cutting and finishing.

[Means for Solving Problems] However, the methods (1), (2), and (3) described above all have the following drawbacks (a), (b), and (c): ) Requires large and expensive machinery, (b) requires a great deal of skill for the operator, and (c) poses a risk of injury.

For example, in the case of in-house printing, it is unsuitable for an unskilled person to perform in one corner of the office.

The purpose of the present invention is that even if the operator is unskilled, it is safe,
An object of the present invention is to provide a card cutting device capable of cutting quickly and with high precision and improving the above-mentioned drawbacks of the known art.

[Means for solving problems]

To achieve the above object, according to the present invention, an upper blade shaft and a lower blade shaft that rotate in mutually opposite directions are provided, and a plurality of disc-shaped upper blades are provided on the upper blade shaft and a plurality of disk-shaped upper blades are provided on the lower blade shaft. The disk-shaped lower blades are spaced at predetermined intervals with each of these axes as a rotation axis, and the upper and lower blades correspond to each other to form a plurality of pairs, and the peripheral edges of the upper and lower blades of each pair slide against each other. In a card cutting device that is fixed so as to fit, an upper conveyance roller is provided between the upper blades of the upper blade shaft with the upper blade shaft as a rotation axis, and a lower conveyance roller is provided between the lower blades of the lower blade shaft. The lower blade shaft serves as a rotation shaft, and the pair of upper and lower roller surfaces are fixed so as to come into contact with each other.

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

FIG. 1 is a plan view of a specific example of the card cutting device according to the present invention, and FIG. 2 is a partial side view of a main portion in FIG.

The structure of the device of the present invention will be described with reference to FIGS. 1 and 2 as follows. First, as clearly shown in these drawings, the upper blade shaft 10 and the lower blade shaft 11 are preferably arranged in a vertically related position. Is not in a vertically vertical position as shown in the first drawing, but is in a tilted position at an appropriate angle. The upper and lower blade shafts 10 and 11 are provided with upper and lower gears 12 and 13 which mesh with each other as shown in FIG.
The upper and lower blade shafts 10 and 11 are fixed to arbitrary positions of 10 and 11, and the upper and lower blade shafts 10 and 11 are rotated in opposite directions only by rotationally driving one of the upper and lower blade shafts 10 and 11 by rotation of these gears. The rotation speed is the same, for example, by setting the number of teeth of the gears 12 and 13 to be the same. The rotational driving is performed by applying a driving force of the motor 14 to the lower blade shaft 11 via the timing belt 15 as shown in the first drawing.

A plurality of disc-shaped upper blades 16, 16 ... 16 are fixed to the upper blade shaft 10, and a plurality of disc-shaped lower blades 17, 17 ... 17 are fixed to the lower blade shaft 11 at predetermined intervals. It To fix these, the upper blade shaft 10 is attached to the central shafts 16a, 16a ... 16a of the disc-shaped upper blades 16, 16 ... 16 and to the central shafts 17a, 17a ... 17a of the disc-shaped lower blades 17, 17 ... 17 Insert the lower blade shaft 11 and then the upper and lower blades 1.
6 and 17 correspond to each other to form a plurality of pairs of upper and lower blades 16 and 17, and the peripheral edges 18 of the upper and lower blades 16 and 17 of each pair are slidably engaged with each other. , 16 ... 16 uses the upper blade shaft 10 as the rotation axis and the lower blade 1
7, 17 ... 17 use the lower blade shaft 11 as the rotation axis and the upper blade shaft 10 respectively.
And the lower blade shaft 11 is rotated in synchronization with the rotation of the lower blade shaft 11.

The depth of contact of the peripheral edge 18 is usually 1 to 3 mm. Also,
The diameter of the upper blade 16 is preferably 20 to 30% larger than the diameter of the lower blade 17, so that when the upper and lower blade shafts 10 and 11 rotate in the same direction, the peripheral speed of the upper blade 16 is larger than that of the lower blade 17. Therefore, the upper blade 16 cuts the paper described later, and the cut edge becomes sharp.

In addition to the above-mentioned configuration, the present invention further includes each upper blade of the upper blade shaft 10.
Between the upper blades 16, 16, 16 and 16, the upper carrying shaft 19 is used as the rotation axis of the upper blade shaft 10, and the lower carrying roller 20 is mounted between the lower blades 17, 17, 17 of the lower blade shaft 11 by the lower blade shaft 11. Is fixed as the axis of rotation. This fixing is, as shown in the second illustration, the central axis of the upper conveying roller 19.
The upper blade shaft 10 is attached to 19a, the lower blade shaft 11 is further attached to the central shaft 20a of the lower conveying roller 20, and the upper and lower blade shafts 10 and 11 are used as rotating shafts. So that the roller surfaces of are in contact with each other. This contact surface in the figure
Expressed as 21.

The lower transport roller 20 can also be used as a distance piece (spacer) for setting the distance between the lower blades 11 and 11 to a desired distance. The lower blade 20 as this distance piece may be provided between the upper blades 16 and 16 of the upper blade shaft 10,
In this case, the distance piece acts as an upper transport roller.

Further, as shown in FIG. 1 (also shown in FIG. 3, which will be described later), the device according to the present invention is provided on the suction side of the pair of upper and lower transport rollers 19 and 20 (on the right side of these rollers 19 and 20).
The card 22 is provided with a supply unit 24 for a material sheet 23 such as paper or a plastic sheet to be cut. When the upper and lower blade shafts 10 and 11 are not vertical as shown in the first illustration but are tilted at an appropriate angle, the supply unit 24 is provided in the front lower direction toward the upper and lower blades 16 and 17, but the front contact plate. 25 is preferably provided vertically, whereby the material sheets 23 of the supply unit 24 are stacked backwardly one by one in order from the bottom, so that the separation required for sheet feeding is automatically achieved. 26 is a weight.

The material sheets 23 stacked on the supply unit 24 are supplied one by one in the direction of the blade by the rotational driving of the supply roller 27 arranged at the lower part. The rotational drive of the supply roller 27 is transmitted from the lower blade shaft 11 via the round belt 28 as shown in the first illustration. In addition,
As shown in the first drawing, the notch 27 is formed on the roller surface of the supply roller 27.
a is formed, whereby the material sheet 23 is intermittently supplied. Further, the peripheral speed of the supply roller 27 is preferably set to be 10 to 20% slower than the peripheral speed of the lower blade 17, whereby the material sheet 23 sent out by the supply roller 27 has no upper and lower blades 16 and 17 without any resistance. It gets caught in between. 29 is a card receiver for receiving the cut card 22.

[Action]

In the apparatus of the present invention having the above-mentioned structure, first, as shown in the first drawing, a plurality of material sheets 23 are stacked and supplied in the supply section 24. The material sheet 23 is made of paper, plastic sheet, or the like, and is a card binding in which a plurality of leaf cards are printed or printed on one sheet by a desktop document printing machine or the like.

Next, when the motor 14 is driven, the drive force causes the upper and lower blade shafts 10 and 11 to rotate in mutually opposite directions (arrow directions), and also causes the supply roller 27 to rotate.
By the rotation of 27, the material sheets 23 are delivered one by one from the lower portion of the supply unit 24.

The fed-out material sheet 23 is sandwiched between a pair of upper and lower conveying rollers 19 and 20 and stabilized as shown in FIG. 3, and a pair of disc-shaped upper and lower blades 16 and 16 are formed while preventing meandering and skewing.
It is cut by 17 and separated one by one. The cut material sheet 23 is cut into a plurality of cards 22 and discharged to the card receiver 29 shown in FIG.

According to the above-described device of the present invention, the pair of upper and lower sheets is cut by 16 and 17 in a state where the material sheet 23 is sandwiched between the pair of upper and lower conveying rollers 19 and 20 and is stabilized. However, since a plurality of combinations of the upper and lower transport rollers 19 and 20 and the upper and lower blades 16 and 27 are juxtaposed with high precision, the cutting is quick, and further, the blades and rollers are installed in the apparatus. It is safe because it is stored, and the operation is easy even if the operator is unskilled.

[Effect of device]

The above-described device of the present invention is suitable for cutting various cards such as various membership cards, medical examination cards for hospitals, business cards, etc., and even if the operator is unskilled, it can be cut safely, quickly and with high accuracy. Extremely useful.

[Brief description of drawings]

FIG. 1 is a plan view of a specific example of the device of the present invention, FIG. 2 is a partial side view of a main portion in FIG. 1, and FIG. 3 is a partial perspective view showing a cut state of a material sheet. Fig. 4 (a) shows a side view of a pair of upper and lower blades of a conventional device,
FIG. 4 (b) is a partial perspective view showing a state of cutting paper by the conventional device, and FIG. 5 is an explanatory view of the conventional device by roll winding. 10 …… upper blade axis, 11 …… lower blade axis, 12 …… upper gear, 13 …… lower gear, 16 …… disk-shaped upper blade, 17 …… disk-shaped lower blade,
16a, 17a ... central axis, 18 ... peripheral edge, 19 ... upper carrying roller, 20 ... lower carrying roller, 19a, 20a ... central axis, 21 ...
… Contact surface, 22 …… Card, 23 …… Material sheet, 24 …… Supply section.

Claims (5)

[Scope of utility model registration request] 1. An upper blade shaft and a lower blade shaft that rotate in mutually opposite directions, wherein the upper blade shaft has a plurality of disk-shaped upper blades and the lower blade shaft has a plurality of disk-shaped lower blades. A card cutting in which a predetermined interval is formed with each axis as a rotation axis, and the upper and lower blades correspond to each other to form a plurality of pairs, and the peripheral edges of the upper and lower blades of each pair are fixed so as to slide on each other. In the device, the upper carrying roller is between the upper blades of the upper blade shaft and the upper blade shaft is the rotating shaft, and the lower carrying roller is between the lower blades of the lower blade shaft and the lower blade shaft is the rotating shaft. , A card cutting device in which a pair of upper and lower corresponding roller surfaces are fixed so as to contact each other. 2. The card cutting device according to claim 1, wherein the disc-shaped upper and lower blades are respectively attached to the respective upper and lower blade shafts by inserting the respective upper and lower blade shafts into their central axes. A card cutting device that is fixed with the shaft as the axis of rotation. 3. The card cutting device according to claim 1, wherein the upper and lower conveyance rollers respectively have the upper and lower blade shafts respectively inserted into and attached to their central axes. A card cutting device in which each of these axes is fixed as a rotation axis. 4. The card cutting device according to claim 1, wherein gears meshing with each other are fixed to the upper and lower blade shafts, and rotation of these gears gives rotational drive to one of the upper and lower blade shafts. A card cutting device in which the upper and lower blade shafts are rotated in opposite directions by a chisel. 5. The card cutting device according to claim 1, further comprising a supply unit for supplying a material sheet to be cut into a card on the suction side of the conveying roller.