JP3021948B2 - Single sheet punching machine - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a punching die for a sheet-sheet punching machine for manufacturing a plurality of small cards by punching a plurality of small card printing portions regularly printed on a sheet. The present invention relates to a sheet-fed sheet punching manufacturing machine capable of quickly and regularly transporting a small card punched from a sheet to a next process.

[0002]

2. Description of the Related Art Conventionally, a plurality of small card groups such as telephone cards and credit cards have been manufactured by feeding a single sheet (sometimes referred to as a raw sheet) with a punching die and punching out appropriate places. There is a punching manufacturing machine which feeds a single sheet into a punching die portion and punches a plurality of small cards from the single sheet with a punch and a die.

[0003] The punched small card and sheet waste are conveyed to different places by different belt conveyors and the like, and are separated. Is dropped onto a small-card transport belt conveyor provided below.

Here, a small card formed by punching from a punching die must drop onto a belt conveyor at a high speed while maintaining a constant posture.

[0005]

A small card punched from a single sheet by a punching die must be conveyed as quickly as possible in a regular state. When a small card is punched and manufactured, the small card is dispersed, falls in an unstable state, cannot be transported in a regular and orderly manner, and it is troublesome to collect and bundle the manufactured small cards. I was

[0006]

The inventor of the present invention has conducted intensive studies to solve the above-mentioned problems, and as a result, the present invention has provided a punch and a die for punching a plurality of small cards from a single sheet. A small card having a wall surface portion where the upper portion is gently sloped and becomes steeper downward as the small card is dropped on the die of the die for punching, in which the small card punched from the single sheet can be discharged from the die. By providing a conveying body and a sheet-sheet punching manufacturing machine in which a plurality of small projections protruding on the surface of the wall surface are uniformly formed, a plurality of small cards are manufactured from a single sheet. This is extremely convenient for bundling small cards punched out by a mold, and has solved the above-mentioned problem.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. As shown in FIGS. 1 to 3, the apparatus of the present invention includes a plurality of small cards from a sheet S (raw sheet). s, s, ..., a punching die A is provided as a center, and a feed transfer unit 17 for transferring the single sheet S to the punching die A is provided in front of the die A, and behind the die A for punching. Is provided with a discharge transfer section 18 for discharging a scrap sheet obtained by punching small cards from a single sheet S.

The punching die A is composed of a die 1 and a punch 2 as shown in FIGS. 1 and 2, and is manufactured by punching a plurality of small cards s, s,. , The punch 2 moves up and down, and the punch 2 cuts into the sheet S existing on the die 1, so that punching, small cards s, s,... Are cut from the sheet S. It is manufactured as follows.

The punch 2 has a structure in which a main shaft 7 rotates via a belt 5 and a belt wheel 6 by a motor 4 provided below the mold support 3.
The swing portion 8 swings up and down with the rotation of the main shaft 7.

As a specific structure, as shown in FIG. 2, the swinging portion 8 is composed of a cam 8a and a crank 8b, and the cam 8a is eccentrically fixed to the center of the main shaft 7. A crank 8b is rotatably connected to the outer peripheral side surface of the cam 8a.
a rotates, and the crank 8b moves along the outer shape of the cam 8a.
Swings up and down.

The punch 2 is detachably or permanently fixed to a punch mounting body 9 existing on the mold support base 3, and the punch mounting body 9 and the lower end of the crank 8 b of the oscillating portion 8 are fixed. Are connected by a connecting rod 10, and the swinging portion 8
The punch 2 moves in the vertical direction in accordance with the vertical swing of, and cuts the small cards s, s,... From the single sheet S so as to bite into the die 1.

As shown in FIG. 2 and the like, the die 1 has a through hole where the punch 2 bites.
Are cut into the die 1 and a plurality of small cards s, s,... Are formed from the sheet S, the small cards s, s,.
The punch 2 is configured to fall below the back surface.

A small card carrier B is provided below the die 1, and transports the small cards s, s,... Punched from the punching die A to the next process section C. There are various embodiments.

In the first embodiment of the small card carrier B,
As shown in FIGS. 2 and 5, it is configured by a wall surface portion 11 inclined along the traveling direction of the single sheet S,
Specifically, the inclination is downward along the traveling direction of the sheet S.

The wall portion 11 is a gentle slope 11a having a gentle slope on the upper side, and a steep slope 11b with a steep slope toward the bottom.
And the steeply inclined surface 11b are formed continuously.

The small cards s, s, dropped from the die 1
.. First fall on the gentle slope 11a of the wall portion 11, the small card s comes into contact with the gentle slope 11a, and gradually moves along the gentle slope 11a to the steep slope 11b, and the falling speed is reduced. And the small card s is transported to the next process section C.

In the second embodiment of the small card carrier B, a wall portion 11 and an auxiliary wall portion 1 provided opposite to the wall portion 11 are provided.
2 and the auxiliary wall 12
Is configured to face the contact side of the small card s of the wall surface portion 11, and the space between the wall surface portion 11 and the auxiliary wall portion 12 is increased above the auxiliary wall portion 12. It is configured such that the distance from the wall surface 11 is gradually reduced.

The small card carrier B in the third embodiment may be formed in a substantially box shape by providing side plates 13, 13 on both sides in the width direction of the wall surface portion 11 and the auxiliary wall portion 12.
Further, in the width direction of the wall surface portion 11 and the auxiliary wall portion 12,
The partition plates 14, 14,... May be provided at predetermined intervals.

The intervals between the partition plates 14, 14,... Are set so that small cards s can be easily inserted.

A plurality of small projections 11 protrude outwardly from the surface of the wall 11 where the small cards s, s,.
are formed. Specifically, as shown in FIGS. 5 to 7, the small projections 11c, 11c,... are uniform (including substantially uniform) over the entire surface of the wall surface portion 11. It is formed so that it becomes.

As shown in FIG. 7, the small projections 11c, 11c,... Form a gap between the opposing surfaces of the small card s and the wall 11 so that the small card s and the wall 11 are separated from each other. The friction between the cards is reduced, and the small card s is
1 can be easily dropped.

Next, as a fourth embodiment of the wall portion 11, as shown in FIGS. 8 (a) and 8 (b), the contact surface between the wall portion 11 and the small card s is formed to be lower than above. A plurality of stripe-shaped projections 11d, 11d,... Protruding in a streak shape extending along are formed at appropriate intervals.

The streak-shaped projections 11d, 11d,... Also form a gap between the wall surfaces 11 and the opposing surfaces of the small cards s, s,. Approximately the same operation can be performed.

In the fifth embodiment of the wall portion 11, FIG.
As shown in (a) and (b), a plurality of small holes 11e, 11e,... Are uniformly formed in the wall surface portion 11, and the small holes 11e, 11e,. The contact surface between the wall surface portion 11 and the small card s is in close contact with each other, but the small holes 11e and 11
e,... make the contact area extremely small, so that the friction between the small cards s, s,... and the wall portion 11 is reduced, and the small cards s fall smoothly along the wall portion 11. Things.

As described above, the small card carrier B is provided below the die 1 of the punching die A, and the next process section C is provided below the small card carrier B. In a specific embodiment of the part C, as shown in FIGS.
A small card transport belt conveyor 15 is provided, and the small cards s, s,
.. Are transported to the small card laminating apparatus 16.

The small card laminating apparatus 16 is designed to bundle a plurality of small cards s, s,... Conveyed by the small card conveyor belt conveyor 15 into a predetermined number and to ship them. A stack of cards s, s,... Can be formed.

The small card laminating apparatus 16 may be provided directly below the small card carrier B in some cases.

In front of the punching die A, there is provided a feed transfer section 17 for transporting the sheet S, and behind the punching die A, after punching out small cards s, s,. A discharge transfer unit 18 for conveying the single sheet refuse is provided, and the feed transfer unit 17 and the discharge transfer unit 18
As shown in FIGS. 1 and 2, a belt conveyor is used, or a roller conveyor (not shown) is used. In any of the embodiments, the belt 5 and the rollers are driven by a motor 4 or the like. It can rotate.

A feed roller 19 is provided in front of the punching die A. Specifically, the feed roller 19 is provided between the feed transfer section 17 and the punching die A. Further, a discharge roller 20 is provided behind the punching die A, and is specifically provided between the punching die A and the discharge transfer unit 18.

The feed roller 19 includes a lower feed roller 19a.
And an upper feed roller 19b. A feed motor is connected to the lower feed roller 19a to receive a rotational force.

The upper feed roller 19b can be separated from and contact with the lower feed roller 19a within a small interval, and is formed by a cylinder operated by a fluid such as air or liquid. It moves up and down.

Further, the discharge roller 20 has the same configuration as the feed roller 19, and the upper discharge roller 20b is separated from and abuts on the lower discharge roller 20a within a small distance. Can be.

An arrival sensor 21 is disposed in front of the feed roller 19 (to the left of the feed roller 19 in FIGS. 3 and 10 to 13), and between the feed roller 19 and the die A for punching. A feed roller operation sensor 22 is provided, and the feed roller operation sensor 22 and the punching die A
A positioning sensor 23 is provided between the two.

The arrival sensor 21 is shown in FIGS.
As shown in the drawings, the arrival of the sheet S is detected by detecting the front end portion of the sheet S traveling in the direction of the punching die A from the feeding / transporting section 17. The lower feed roller 19a of the feed roller 19 notifies that the mold A is approaching.
When the upper feed roller 19b is in contact with the upper feed roller 19b,
In some cases, a command is issued to separate the upper feed roller 19b from the lower feed roller 19a.

The feed roller operation sensor 22 senses the front end portion of the single sheet S transferred from the feed transfer section 17 and sends it to the upper feed roller 19b and the lower feed roller 19a which are separated from the feed roller 19. On the other hand, the upper feed roller 19b is lowered, and the upper feed roller 19b and the lower feed roller 19a serve to instruct an operation of sandwiching the sheet S.

Further, the sheet S transported by the transport unit 17 is fed by the feed roller operation sensor 22 to the sheet S.
The sheet S is nipped between the upper feed roller 19b and the lower feed roller 19a of the feed roller 19, and the feed motor connected to the lower feed roller 19a is started to start the sheet S.
Is transferred to the punching die A by the feed roller 19.

The transfer of the sheet S by the feed roller 19 is performed by a feed roller operation sensor 22 and a positioning sensor 2.
The transporting of the sheet S is temporarily stopped at the position of the positioning sensor 23 when the front end portion of the sheet S is sensed.

The positioning sensor 23 is used to confirm that the sheet S has been transported accurately. When the correct state is confirmed, the sheet S is started again. Then, it is moved to two positions of the die 1 and the punch of the punching die A.

In FIG. 1, reference numeral 24 denotes a single sheet supply body, in which a plurality of single sheets S, S,... Are bundled and housed. Automatically supplied one by one.

As shown in FIG. 10, the sheet S is conveyed to the punching die A by the feeding / transporting section 17, and a plurality of sheets S are fed from the sheet S by the die 1 and the punch 2 as shown in FIG. Are formed.

As shown in FIG. 12, a small card s formed by punching from a single sheet S is
13, and is conveyed to the next process section C such as the small card laminating apparatus 16 by the small card conveying belt conveyor 15 provided below the small card conveying body B as shown in FIG. .

[0042]

According to the first aspect of the present invention, a small card s punched from a single sheet S is provided with a punch 2 and a die 1 for punching a plurality of small cards s, s,. A small card carrier B having a wall portion 11 having a gentle upper surface and a steeper slope toward the lower side is provided at a place where the small card s of the die 1 of the punching die A is capable of discharging from the die 1; By forming a plurality of small projections 11c, 11c,... Protruding on the surface of the wall surface portion 11 uniformly, a single sheet punching die A is first used to form a single sheet S. The small cards s, s,... Punched out can be transported to the next step while maintaining a predetermined posture, secondly, they can be quickly transported, and thirdly, the small cards s Can smoothly fall on the part 11, As well as the structure can be very easily to an effect such as can be provided at low cost.

The above effects will be described in detail.
The wall portion 11 of the small card carrier B is configured so that the upper portion is gentle and the lower portion is steeper.
Is provided at the place where the small card s below the die 1 of the punching die A falls, so that the small card s
Can first come into contact with the upper portion of the wall portion 11 in a substantially stable state by dropping to the gentle slope portion of the wall portion 11 of the small card carrier B. The small card s falls along the steeply sloping portion of the wall portion 11, and is conveyed while maintaining a substantially predetermined state in the next process at the lower end of the wall portion 11. Can be.

According to the present invention, in particular, the plurality of small projections 11c, 11c,.
And a gap corresponding to the height of the small projection 11c is generated between the small card s and the wall portion 11 and the small card s.
It is possible to reduce the contact area between each small card s and the wall portion 11 and to reduce the friction generated when the small card s falls along the wall portion 11. It is also possible to prevent the small card s from adhering to the wall portion 11 due to static electricity.
Can be smoothly and quickly transported to the next step. Also, since the upper surface of the wall portion 11 is formed with a gentle slope, and the lower portion is formed with a steep slope, the structure thereof is extremely simple and can be provided at a low price.

Next, in the second embodiment, the sheet S
A punch 2 and a die 1 for punching means for a plurality of small cards s, s,..., And a die A for punching which enables the small cards s punched from the sheet S to be discharged from the die 1.
The die 1 has a small card s provided at a place where the small card s falls, and a plurality of streak-shaped streaks 11 protruding from the surface of the wall surface 11 provided with a gentle upward slope and a steep slope downward.
.. formed on the wall portion 11 so that the strips 11d, 11d,... formed on the wall portion 11 extend downward from above the wall portion 11. The small card s is formed on the wall surface portion 11 by a plurality of stripe-shaped protrusions 11d, 11d,.
When the small card s falls along the wall surface 11, the small card s is particularly small when the small card s falls along the wall surface 11. Friction between the s and the wall portion 11 is less likely to occur, so that the s and the wall portion 11 can fall very smoothly, and have an effect that static electricity is less likely to occur.

Next, in the third aspect, the single sheet S
A punch 2 and a die 1 for punching means for a plurality of small cards s, s,..., And a die A for punching which enables the small cards s punched from the sheet S to be discharged from the die 1.
Is provided at a place where the small card s of the die 1 falls, and the wall portion 11 is formed such that the upper portion is gentle and the lower portion becomes steeper downward, and a plurality of small holes 11e, 11e,. Are formed in the wall portion 11 so that the small holes 11e, 11e,.
Since the contact area between the small card s and the small card s can be reduced, friction between the small card s and the wall portion 11 is hardly generated, and static electricity is hardly generated. Further, since the wind can be easily circulated from the rear surface side of the wall portion 11 through the small holes 11e, 11e,... can do.

Further, the small holes 11e,
.. Also have advantages such as being easy to work.

[Brief description of the drawings]

FIG. 1 is a schematic side view of the present invention.

FIG. 2 is a side view of a main part of the present invention.

FIG. 3 is a schematic perspective view of the present invention.

FIG. 4 is a sectional view of a main part of the present invention.

FIG. 5 is a perspective view of a main part of the present invention.

FIG. 6 is a schematic diagram showing a state in which a small card falls along a wall portion.

FIG. 7 is a schematic view showing the operation of a small projection on a wall portion.

FIG. 8A is a perspective view of an embodiment in which a streak is formed on a wall surface; FIG. 8B is a cross-sectional view of a main part of an embodiment in which a streak is formed on a wall;

9A is a perspective view of an embodiment in which a small hole is formed in a wall portion, and FIG. 9B is a cross-sectional view of a main part of an embodiment in which a small hole is formed in a wall portion.

FIG. 10 is a schematic diagram showing a state in which a small card is punched out of a single sheet and is conveyed to the next process unit by a small card carrier.

FIG. 11 is a schematic diagram showing a state in which a small card is punched out of a single sheet and is conveyed to the next process unit by a small card carrier.

FIG. 12 is a schematic diagram showing a state in which a small card is punched out of a single sheet and is conveyed to the next process unit by a small card carrier.

FIG. 13 is a schematic diagram showing a state in which a small card is punched from a single sheet and is conveyed to the next process unit by a small card carrier.

[Explanation of symbols]

 A: Die for punching 1 ... Die 2 ... Punch B ... Small card carrier 11 ... Wall 11c ... Small projection 11d ... Stripe projection 11e ... Small hole 12 ... Auxiliary wall S ... Single sheet s ... Small card

──────────────────────────────────────────────────続 き Continuation of the front page (72) Inventor Masahiko Kasai 1725 Toho-cho, Midori-ku, Yokohama-shi, Kanagawa Prefecture Within Eastern Giken Co., Ltd. (56) References JP-A-62-168620 (JP, A) Real-life Sho-57 -77258 (JP, U) (58) Fields investigated (Int. Cl. ⁷ , DB name) B26D 7/18 B23Q 7/08

Claims (3)

(57) [Claims] 1. A small die of a die for a punching die, comprising a punch and a die for punching a plurality of small cards from a single sheet, and enabling the small cards punched from the single sheet to be discharged from the die. A small card carrier having a wall portion having a gentle slope at an upper portion and a steep slope toward a lower portion is provided at a drop location, and a plurality of small protrusions protruding are formed uniformly on the surface of the wall portion. Sheet-fed sheet making machine. 2. A small card of a die of a die for punching, comprising a punch and a die for a means for punching a plurality of small cards from a single sheet, and enabling the small cards punched from the single sheet to be discharged from the die. At the point of drop, a wall portion is provided which has a steeply upward slope and a steep slope as it goes downward, and a plurality of streak-like projections projecting from the surface of the wall portion are provided below from above. A unique sheet-punching machine. 3. A small die of a die for punching, comprising a punch and a die for a means for punching a plurality of small cards from a single sheet, and enabling the small cards punched from the single sheet to be discharged from the die. A sheet-fed sheet punching and manufacturing machine, characterized in that a wall portion is provided at a dropping point, where the upper portion is gentle and the slope becomes steeper downward, and a plurality of small holes are uniformly formed in the wall portion.