JPH0769314A - Towel wrapping apparatus - Google Patents

Abstract

PURPOSE:To improve efficiency for wrapping by two-folding a towel, three- folding it perpendicularly no the above two-fold direction to have it held and discharged, bagging the towel by a sucking means to have it clamped, drawing out a tape from a tape roll to have it cut, folding an opening and automatically closing the bag continuously. CONSTITUTION:A towel 1 supplied from a towel supplier A wherein the towel is two-folded lengthwise is two-folded by a two-folding machine B and further three-folded widthwise. A decoration sheet supplier C, a three-folding and decoration sheet applying machine D and a towel inserting machine E for inserting the towel into a bag are located under the machine B. Then a bag supplying/ opening machine F for opening the bag for easy insertion of the towel 1 which is a tape feeder/cutter for adhering an opening end of the bag with the towel inserted with a tape is provided, wherein the opening end of the bag is folded and fixed by a tape 4 by a bag closing machine 4. The towel 1 inserted in the bag is transferred to the tape feeder/cutter and the bag closing machine 4 and then discharged from a discharging machine.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a towel wrapping machine which folds a towel into an appropriate shape and wraps it in a packaging bag.

[0002]

2. Description of the Related Art Generally, a towel wrapped in a packaging bag made of vinyl or the like is distributed as a gift for Keisuke and the like.

The packaging of this type of towel will be described with reference to FIG.

First, a towel (1) as shown in FIG.
Fold it in half in the longitudinal direction, as shown in FIG.
The towel (1) folded in the longitudinal direction is further folded in two and folded in the longitudinal direction into four as shown in FIG. 1c, and subsequently the towel (1) folded in the longitudinal direction is shown in FIG. 1d. So that the towel (1) is folded in an appropriate shape by folding it in three in the width direction and then in an appropriate shape.
As shown in Fig. 1e, wrap the paper (2), and then
The towel (1) wound with the wrapping paper (2) is put in a packaging bag (3) made of vinyl or the like as shown in FIG. 1f, and then, as shown in FIG. 1g, the opening end portion of the packaging bag (3) is placed. Fold back and fasten with tape (4).

Conventionally, the above-described towel packaging is performed manually by the fact that an appropriate automated machine has not been provided.

[0006]

By the way, since the towels are conventionally packed by hand, the work efficiency is poor, and even a skilled worker has a limit to the quantity of packing, and the workers are required to carry out heavy labor. Will be forced.

In order to solve the above-mentioned problems, the present invention can automatically and continuously perform the steps from folding the towel to sealing the packaging bag, and can improve the efficiency and labor saving of the towel packaging operation. The purpose is to provide a packaging machine.

[0008]

As a means for solving the above problems, the present invention provides a towel supply device for supplying a towel to be packaged on a conveyor, a conveyor of the towel supply device, and its traveling end side. The towel is inserted between the conveyor and the conveyor provided in an extended shape to fold the towel in half, and the towel is inserted between the conveyor and a conveyor which is substantially polymerized below the conveyor. And a pair of folding flaps provided alternately on both sides of the two-folding device for conveying to the next process and a conveyor provided in an extended shape at the traveling end side of the conveyor of the two-folding device, so as to alternately rotate or slide. The pair of folding flaps are alternately rotated or slid to fold the towel into three folds in a direction orthogonal to the folding direction of the two-folding device, and a towel is inserted into a packaging bag. In this state, a discharging device that is placed on the conveyor and is intermittently transferred, and a pawl drive mechanism that sandwiches the towel with a plurality of pawls are provided so as to reciprocate vertically and horizontally. A plurality of packaging bags were laminated with a towel insertion device for holding the towel by the nail drive mechanism and reciprocating the nail drive mechanism in the vertical direction and the horizontal direction to convey the towel to the traveling start end of the conveyor of the discharging device. An appropriate suction means is provided above the bag cartridge to be accommodated in a state so as to reciprocate in the vertical and horizontal directions, and the suction means is reciprocated in the vertical and horizontal directions to form one packaging bag in the bag cartridge. The discharging device is provided with a bag clamping mechanism for supplying the traveling start end part of the conveyor and the upper surface of the opening end of the packaging bag is clamped to the suction means. An appropriate suction means and a bag clamp mechanism that clamps the lower surface of the open end of the packaging bag are provided at the running start end of the conveyor, and the open end of the packaging bag is opened by both suction means, and the packaging bag is opened by the double bag clamp mechanism. A bag feeding and bag opening device that clamps the upper and lower ends of the tape to a large opening, and a tape feed mechanism that draws out a tape of a specified length from a tape roll that is formed by continuously winding tape are provided. A tape feeding / cutting device that cuts a tape of a predetermined length pulled out from the tape roll with a tape cutter and attaches it to the open end of the packaging bag, and a bag pressing plate provided above it to reciprocate vertically. At the same time, a bag push-up plate is provided so as to reciprocate in the vertical direction, and a bag folding plate is provided at a side so as to reciprocate in the horizontal direction. Press the opening end of the packaging bag with the bag pushing-up plate in a state that the folding position near the opening end of the packaging bag is held down with the bag, and then fold the part up, once raise the bag holding plate upwards, A towel wrapping machine equipped with a bag closing device for folding the opening end of the packaging bag with the bag folding plate and pressing the folding part with the bag pressing plate to fix the tape and close the opening end of the packaging bag. It is provided.

[0009]

The towel to be packed is supplied to the folding device by the conveyor of the towel supply device, and the towel is cut into two parts by the folding device.
The towel is folded in three and conveyed to a three-folding device, and the three-fold conveying device folds the towel in three in a direction orthogonal to the folding direction of the two-folding device and folds it into an appropriate shape. By transporting it to the running start end of the conveyor of the discharging device, the towel is inserted into the opening of the packaging bag that is previously supplied by the bag supply / bag opening device and then intermittently transferred by the conveyor of the discharging device. While the tape is being fed and cut, the tape is attached to the open end of the packaging bag, and the bag closing device folds the open end of the packaging bag to secure the tape and fix the open end of the packaging bag. Close and complete packaging.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the towel wrapping machine of the present invention will be described below with reference to FIGS.

2 to 4 are overall assembly views of the towel packaging machine of the present invention, which is a towel supply device (A) for supplying a towel (1) folded in half in the longitudinal direction and the towel supply device (A). ), A double folding device (B) for folding the towel (1) into four longitudinally by further folding the longitudinally folded towel (1) into two longitudinally, and this double folding device (B) is used to feed the paper sheets (2) one by one onto the underside of the towel (1) being folded in (B), and the towel folded in four in the longitudinal direction by the two-folding device (B) ( (1) is folded in three in the width direction, and a folding paper (2) supplied from a folding paper supply device (C) is wound around the folding / wrapping paper winding device (D) and the folding / wrapping paper winding device. (D)
And a towel insertion device (E) for inserting the towel (1) wound with the paper roll (2) folded in the width direction into the packaging bag (3) and the towel insertion device (E) ), The bag supply / bag opening device (F) for supplying the packaging bag (3) in advance to the position where the towel (1) is inserted, and the towel insertion device (E) and the bag supply.・ Packing bag (3) with towel (1) inserted by bag opening device (F)
Tape feeding / cutting device (G) for feeding and adhering the tape (4) to the opening end of the packaging bag (3) and the tape feeding / cutting device (G) for folding the opening end of the packaging bag (3) Bag closing device (H) for fixing with tape (4) attached in
And the towel (1) inserted in the packaging bag (3) by the towel inserting device (E) and the bag supplying / opening device (F), the tape feeding / cutting device (G) and the bag closing device ( It is composed of an ejector (I) for ejecting after being conveyed to H).

As shown in FIG. 2, the towel supply device (A) has the front side (right side in FIG. 2) of the machine frame (5).
A towel supply opening (6) is provided in the table area of the table, and a supply conveyor (7) is provided facing the towel supply opening (6). The towel supply opening (6) is provided by the supply conveyor (7). The towel (1), which is folded in half in the longitudinal direction and supplied, is placed and conveyed to the half-folding device (B).

As shown in FIG. 5, the double-folding device (B) is extended to the running end side (the left end side in FIG. 3) of the supply conveyor (7) of the towel supply device (A). Is provided with an upper conveyor (8), and a lower conveyor (9) is provided below the upper conveyor (8) so as to substantially overlap with the upper conveyor (8), and the intermediate position between the supply conveyor (7) and the upper conveyor (8). A double-folding flap (11) is provided above the table so that it can be moved up and down by a vertical cylinder (10), and is folded in the longitudinal direction by a supply conveyor (7) of the towel supply device (A). When the towel (1) is conveyed to the upper conveyor (8) so as to be placed on the intermediate portion in the longitudinal direction, the towel (1) travels in the reverse direction on the upper conveyor (8) and simultaneously the vertical cylinder (1) is moved.
By descending the double flap (11) at 0),
The intermediate portion of the towel (1) in the longitudinal direction is pushed by the two-fold flap (11) and inserted between the supply conveyor (7) and the upper conveyor (8) of the towel supply device (A). (1) is folded into four folds in the longitudinal direction by the supply conveyor (7) and the upper conveyor (8) of the towel supply device (A), and the towel (1) folded in this way into four folds in the longitudinal direction is conveyed to the upper conveyor. (8) and the lower conveyor (9) are adapted to be conveyed to the tri-fold / paper roll wrapping device (D).

As shown in FIG. 6, the above-mentioned paper feed device (C) accommodates a large number of paper rolls (2) in a stacked state, and a predetermined drive device is provided at the tip of the paper roll storage box (12). It is provided with a nodular paper feed roller (13) that is sometimes driven.
A large number of paper sheets (2) accommodated in 2) are sequentially sent out one by one from the upper surface part and supplied to the lower side of the towel (1) which is being folded in four by the two-folding device (B). .
A large number of paper sheets (2) ... are placed on an elevator device arranged below the inside of the paper box storage box (12), and a sensor detects the height of the upper surface of the paper sheets (2). Then, when the height becomes lower than a certain level, the elevator device is moved up to maintain the height of the upper surface of a large number of paper sheets (2) ... Can be sent out one by one. Since the width of the pasteboard storage box (12) can be adjusted, the back surface of the stored multiple pieces of pasteboard (2) ... is pressed by the backup (14) at a constant pressure. The size change of (2) can also be supported. Further, the roll paper storage box (12) is provided with a double feed prevention member (15) at the tip thereof, and the double feed prevention member (15) prevents the double feed of the roll paper (2). It is designed to be supplied one by one. In addition, a roll paper storage box (1
2) is provided with a suction fan motor (16) and an appropriate reciprocating drive means, for example, a separating pin (18) which reciprocates by a solenoid (17), in a backup (14), and a suction paper motor storage box containing the suction fan motor (16). When the rear end of the uppermost paper (2) in (12) is adsorbed and lifted, the solenoid (17) separates the uppermost paper (2) and the lower paper (2) from the pin. By inserting the front end of (18), the uppermost paper (2) and the lower paper (2) can be easily separated, and the double feeding of the paper (2) is further prevented. There is.

The above three-fold / wrapping paper winding device (D)
As shown in FIG. 7, the width dimension of the towel (1) is extended so as to extend to the running end side (the left end side in FIG. 3) of the lower conveyor (9) of the folding device (B). A transfer conveyor (19) having a width dimension of about one third is provided, and an elevating table (21) is arranged below the transfer conveyor (19) so as to be vertically moved by an appropriate elevating means, for example, a vertical cylinder (20). Is provided
In addition, 1 was erected oppositely on both sides of this elevator (21).
The rotating shafts (23) (23) are rotatably provided on the pair of supporting members (22) (22), and the folding flaps (24) (24) are integrally attached to the rotating shafts (23) (23). Rotating shaft (23)
Is connected to an appropriate rotary drive means, for example, a small SELEX rotary (28) via an appropriate power transmission means, for example, a pulley (25), a belt (26) and a pulley (27). 24) (24) fold device (B)
The towel (1), which is conveyed by the conveyors (8) and (9) and is folded in four in the longitudinal direction, is folded in three in the width direction, and the roll paper (2) is wound around it. That is, the conveyor (8) of the folding device (B)
When the towel (1) folded in four in the longitudinal direction is placed on the transfer conveyor (19) at a predetermined position together with the paper roll (2) by (9), the lifting platform (21) is raised by the vertical cylinder (20). At the same time when the folding flaps (24) (24) are lifted, the folding flaps (24) (24) are attached to the respective rotary shafts (2
3), pulleys (25), belts (26) and pulleys (27)
Alternate approximately 18 with small SELEX rotary (28) via
By reciprocally rotating at a rotation angle of 0 °, both sides of the towel (1), which is placed on a predetermined position of the transfer conveyor (19) and folded in the longitudinal direction, is folded back to make it 3 in the width direction.
Fold it in a folded state. In this case, both sides of the paper (2) are also folded back together with both sides of the towel (1) by the folding flaps (24) (24), but the folding flaps (24) (24) return and hold down. When the force is released, both sides of the paper (2) will return to their original state due to the restoring force, and the towel (1)
Only remains in the state of being folded back three in the width direction. After that, the folding flaps (24) and (24) are alternately omitted by the small SELEX rotary (28) via the respective rotary shafts (23), pulleys (25), belts (26) and pulleys (27). By rotating back and forth at a rotation angle of 180 °, both sides of the paper roll (2) are folded back and the paper roll (2) is wound around the towel (1) folded in the width direction as described above. The folding flap (24) is a first flap (24a) integrally attached to the rotary shaft (23), and an electromagnetic solenoid that is freely attached to the rotary shaft (23) and holds the first flap (24a) by suction. It consists of a second flap (24b) having a magnet (29), and when the towel (1) is folded in three in the width direction, the second flap (24b) is attracted to the first flap (24a) by an electromagnetic magnet (29). Hold and hold both sides of the towel (1) with the first flap (24a) and the second flap (24b), and when wrapping the paper (2), the paper (2) with only the first flap (24a) Both ends are folded back.

In the towel inserting device (E), as shown in FIG. 8, an elevating frame (32) is provided on a fixed frame (30) via links (31) (31) so as to be able to ascend and descend.
A three-jaw drive mechanism (34) is slidably provided on a slide block (33) integrally attached to the elevating frame (32). The three-fold / folding paper wrapping device (D) folds it in three in the width direction. The towel (1) wound with the rolled paper (2) is clamped by the three-jaw drive mechanism (34), and in this state, the elevating frame (32) is moved up and down, and at the same time the three-jaw drive mechanism (34) is moved. By sliding along the slide block (33), the towel (1) sandwiched by the three-jaw drive mechanism (34) is put in the packaging bag (3) previously opened by the bag feeding / opening device (F). It is designed to be inserted. The three-claw drive mechanism (34) is a holding claw that moves vertically between a pair of rotating claws (35) (35) arranged in parallel to each other by an appropriate lifting means, for example, a vertical cylinder (36). (37) is provided, and the towel is folded in four in the longitudinal direction together with the paper (2) from the two-folding device (B) at a predetermined position of the conveyor (19) of the above-mentioned three-folding / paper-strip winding device (D). (1)
Then, the rotating claws (35) (35) are placed on the upper surface of the towel (1) by lowering the elevating frame (32), and the pressing claw (37) is placed in the width direction of the towel (1). The vertical cylinder (36) raises it so as not to obstruct the folding and folding of the roll paper (2), and in this state, it is moved in the width direction 3 of the towel (1) by the tri-fold / wrapping paper winding device (D).
When the folding and the roll paper (2) are wound, the holding claw (37) is rotated by the vertical cylinder (36) to the claws (35) (35).
By descending in between, the rotating claws (35) (35) and the presser claw (37) wind the roll paper (2) in the state of being folded in three by the folding / wrapping paper winding device (D). Secure the attached towel (1). After that, the rotating claws (35) (35) are rotated at a right angle to a position above the pressing claw (37), so that the towel (1) and the wrapping paper (2) are further clamped in the width direction. .

As shown in FIGS. 9 and 10, the bag feeding / opening device (F) is provided on the running start end side (the right end side in FIG. 9) of the discharging conveyor (38) of the discharging device (I) described later. A bag cartridge (39) for accommodating a plurality of packaging bags (3) ... which are adjacent to each other in a stacked state is provided, and the bag cartridge (39) is provided.
A slide member (41) that slides horizontally with a horizontal cylinder (40) is provided above the pad, and a pad mounting plate (43) that vertically moves up and down with a vertical cylinder (42) is provided on the slide member (41). A predetermined number of upper suction pads (44) are provided at arbitrary positions before and after the pad mounting plate (43), an upper bag clamp mechanism (45) is provided on the upper surface of the pad mounting plate (43), and a discharging device ( The lower suction pad (46) and the lower bag clamp mechanism (47) are provided on one side of the traveling start end of the discharge conveyor (38) of (I), and the slide member (41) is leveled by the horizontal cylinder (40). Slide the pad mounting plate (43) right above the bag cartridge (39) to move the vertical cylinder (42).
The upper suction pad (44) provided on the pad mounting plate (43) by lowering the pad mounting plate (43) with.
Adsorbs the uppermost packaging bag (3) of the bag cartridge (39), then raises the pad mounting plate (43) with the vertical cylinder (42), and the upper suction pad (44) ... with the packaging bag (3). When one sheet of paper is taken out, the slide member (41) is horizontally slid by the horizontal cylinder (40) to suck the packaging bag (3) sucked by the upper suction pad (44) ... 38) is carried right above the running start end portion, then the vertical cylinder (42) lowers the pad mounting plate (43) and the upper suction pad (44) adsorbs the packaging bag (3) for discharging the packaging bag (3). I) is supplied to the running start end of the discharge conveyor (38) and the lower surface of the opening end of the packaging bag (3) is sucked by the lower suction pads (46) ,. 43) by raising the opening end of the packaging bag (3). Of the packaging bag (3) by opening the upper portion and the lower surface of the packaging bag (3) simultaneously with the upper suction clamp mechanism (45) and the lower suction bag clamp mechanism (47). The opening end of (1) is opened to facilitate insertion of the towel (1) conveyed by the towel insertion device (E) as the upper bag clamp mechanism (45) rises. The upper bag clamp mechanism (45) is an upper clamp cylinder (48) provided with an L-shaped upper clamp member (50) that swings through a parallel link mechanism (49), and the opening of the packaging bag (3). By swinging the upper clamp member (50) with the upper clamp cylinder (48) through the parallel link mechanism (49) and inserting it into the open end of the packaging bag (3) when the end starts to open. It is adapted to be hooked and clamped on the upper surface of the open end of the packaging bag (3). The lower bag clamp mechanism (47) is provided with an L-shaped lower clamp member (53) that swings around a pin (52) as a fulcrum in a lower clamp cylinder (51), and the opening end of the packaging bag (3) is When the opening is started, the lower clamp member (53) is swung by the lower clamp cylinder (51) around the pin (52) as a fulcrum and inserted into the opening end portion of the packaging bag (3), thereby the packaging bag (3). It is designed to be hooked and clamped on the lower surface of the open end of. Further, triangular holding members (not shown) are provided at the four corners of the bag cartridge (39) so as to descend by its own weight, and a large number of packages housed in the bag cartridge (39) are held by the holding members. Bag (3) ...
By pressing the four corners of the upper end surface of the package, it is possible to prevent the packaging bag (3) from being taken in two pieces. Further, the bag feeding / opening device (F) is provided with a towel fixing mechanism (55), and the towel inserting device (E) winds the nodding paper (2) which is sandwiched by the three-claw driving mechanism (34). When the attached towel (1) is inserted into the packaging bag (3) opened by the bag supply / bag opening device (F), the towel fixing mechanism (55) is applied to the towel (1) and the towel (1) from above the packaging bag (3). Towel (1) when the three-jaw drive mechanism (34) of the towel insertion device (F) returns to the three-fold / wrapping paper wrapping device (D) by pressing and fixing the paper (2)
Packaging bag (3) without and paper (2)
It is supposed to remain inside.

The tape feeding / cutting device (G) is shown in FIG.
As shown in 11, the mounting frame (59) is provided with an appropriate rotation driving means, for example, a tape feeding mechanism (58) for rotationally driving the pair of upper and lower rollers (57) (57) by a driving motor (56) at a proper time. , A tape holder (62) holding a tape roll (61) for continuously winding the tape (4) in a roll shape on a mounting bracket (60) mounted to the rear of the mounting frame (59) is rotated a predetermined amount or more. Provided so as to rotate when a force is applied, and in the front of the mounting frame (59), an appropriate lifting drive means, for example, a tape holding member (64) that moves up and down by a vertical cylinder (63) and an appropriate lifting drive means, For example, a tape cutter (66) that moves up and down by a plunger (not shown) is provided, and further, an appropriate lifting drive means, for example, a vertical cylinder (67), above the tape feeding position of the discharging conveyor (38) of the discharging device (I). Move up and down with Tsu those provided shoe plates (68), the bag supply and bag opening device packaging bag by (F) (3) inserted towels (1) discharge device in (I)
When the tape is placed on the discharge conveyor (38) and conveyed to the tape feeding position, the vertical cylinder (67) lowers the push plate (68) to hold the towel (1) and the open end of the packaging bag (3). Then, the tape roll (61) of the tape holder (62) is fed by a predetermined length by the upper and lower rollers (57) (57) of the tape feeding mechanism (58), and the leading end of the tape roll (61) is packed into the packaging bag (3). ), And then the vertical cylinder (63) raises the tape pressing member (64) to press the tip of the tape roll (61) to open the end of the packaging bag (3). The tape cutter (66) with a solenoid (not shown)
And the tape roll (61) is cut to a predetermined size so that the tape (4) is attached to the open end of the packaging bag (3).

The bag closing device (H) is shown in FIG. 12 and FIG.
As shown in FIG. 7, a towel pressing plate (70) that moves up and down by an appropriate elevating and lowering driving means, for example, a vertical cylinder (69), at the bag closing position of the discharging conveyor (38) of the discharging device (I).
And a bag pressing plate (74) vertically moving by a vertical cylinder (71) in an extended manner adjacent to the towel pressing plate (70), and the discharging device (I). On one side of the discharge conveyor (38), that is, on the side facing the open end of the packaging bag (3), an appropriate lifting drive means, for example, a bag push-up plate (76) that moves up and down by a plunger (75) is provided, An appropriate reciprocating driving means, for example, a bag folding plate (78) that slides with a horizontal cylinder (77) is provided, and the tape (4) is attached to the opening end by the tape feeding / cutting device (G). When the towel (1) is inserted into the packaging bag (3) and placed on the bag closing position of the discharging conveyor (38) of the discharging device (I) and conveyed, the towel pressing plate (70) is moved by the vertical cylinder (69).
Down and compress the towel (1) from above,
The vertical cylinder (71) lowers the bag holding plate (74) to hold the folding position near the open end of the packaging bag (3), and then the plunger (75) lifts the bag lifting plate (76). At the same time as the opening end of the packaging bag (3) protruding laterally from the discharge conveyor (38) of the discharge device (I) is pushed up from the bottom and folded up at a substantially right angle, the vertical cylinder (71) is used. The bag pressing plate (74) is raised and retracted, and then the bag folding plate (78) is advanced by the horizontal cylinder (77) to move the open end of the packaging bag (3) which is folded at a substantially right angle. When folded back onto the top of the bag (3), the vertical cylinder (7
In 1), the bag pressing plate (74) is lowered to attach the tape (4) to the upper surface of the packaging bag (3), and then the horizontal cylinder (77) retracts the bag folding plate (78). As a result, the opening end of the packaging bag (3) is fixed and the packaging process of the towel (1) is completed. In this bag closing device (H), the towel holding plate (70) is used to close the open end of the packaging bag (3) while the towel (1) is compressed. You can

Discharge conveyor (38) of the discharge device (I)
As shown in FIGS. 14 and 15, a plurality of, for example, three slide plates (79) are provided in parallel at an arbitrary gap, and an appropriate gap is provided between the slide plates (79) (79). A synchro belt (81) (81), which is driven by a drive means, for example, a drive motor (80) to intermittently travel in a timely manner, is provided, and each of the synchro belts (81) (81) has a pin (82) at a predetermined pitch. Is provided so as to project from the upper surface of the slide plate (79).
When the towel (1) is inserted into the packaging bag (3) at the traveling start end of ..., the towel (1) is attached to the synchro belt (81).
By intermittently running (81), the pins (82) are hooked and the upper surfaces of the slide plates (79) are slid for sequential transport, and the tape feeding / cutting device (G) is used at the tape feeding position. The tape (4) is attached to the opening end of the packaging bag (3), and then the opening end of the packaging bag (3) is folded back by the bag closing device (H) at the bag closing position to tape the portion ( 4) is fastened to the upper surface of the packaging bag (3) to finish the packaging of the towel (1), and then the towel (1) is discharged from the running end of the slide plates (79). .

In the above embodiment, the towel (1) is wrapped around the paste paper (2) and wrapped in the packaging bag (3). However, in the present invention, the paste paper feed roller of the paste paper supply device (C) is used. It is also possible to wrap only the towel (1) in the packaging bag (3) by stopping the supply of the paper (2) to the bi-folding device (B) by (13). In this case, the folding flap (24) of the tri-folding / wrapping paper winding device (D)
The reciprocating rotation of (24) only needs to be done once.

Further, in the above embodiment, the pair of folding flaps (24) (24) of the three-fold / wrapping paper winding device (D) is rotated to fold the towel (1) into three in the width direction, and Although (2) is wrapped around the towel (1), the present invention is not limited to this. For example, the folding wraps (24) and (24) are provided so as to slide in the horizontal direction, and the folding is performed. It is also possible to slide the flaps (24) and (24) to fold the towel (1) into three pieces in the width direction, or to wrap the paper (2) around the towel (1).

Further, although the towel (1) is folded in the longitudinal direction by four and folded in the width direction by three in the above embodiment, the present invention is not limited to this, and the towel (1) is not limited to this. It may be folded into an appropriate shape according to the size and shape.

[0024]

As described above, according to the present invention,
Conventionally, towel wrapping, which was conventionally done manually, can be automatically and continuously performed through the entire process from folding the towel to sealing the wrapping bag, thus improving work efficiency and saving labor. it can.

[Brief description of drawings]

FIG. 1 is an explanatory diagram showing a towel packaging procedure.

FIG. 2 is a front view showing the external appearance of the assembly of an embodiment of the towel packaging device of the present invention.

FIG. 3 is a left side view of FIG.

FIG. 4 is a right side view of FIG.

FIG. 5 is a drawing showing the details of the folding device.

FIG. 6 is a drawing showing details of a roll paper feeder.

FIG. 7 is a drawing showing details of a tri-fold / wrapping paper winding device.

FIG. 8 is a drawing showing details of the towel insertion device.

FIG. 9 is a front view showing details of the bag supply / bag opening device.

FIG. 10 is a side view showing details of the bag supply / bag opening device.

FIG. 11 is a drawing showing details of a tape feeding / cutting device.

FIG. 12 is a front view showing details of the bag closing device.

FIG. 13 is a side view showing details of the bag closing device.

FIG. 14 is a front view showing details of the discharging device.

FIG. 15 is a cross-sectional view of a main part of the discharging device.

[Explanation of symbols]

 A Towel supply device B Two-folding device C Non-paper feeding device D Three-folding / wrapping paper wrapping device E Towel inserting device F Bag feeding / opening device G Tape feeding / cutting device H Bag closing device I Ejecting device 1 Towel 2 Wrapped paper 3 Packaging Bags 4 Tapes 7 Supply conveyors 8 Upper conveyors 9 Lower conveyors 11 Pusher plates 12 Lapping paper storage boxes 13 Lapping paper feed rollers 19 Conveying conveyors 24 Bending wraps 32 Lifting frames 33 Sliding blocks 34 Three-jaw drive mechanism 38 Discharging conveyors 39 Bag cartridges 43 Pad mounting plate 44 Upper suction pad 45 Upper bag clamp mechanism 46 Lower suction pad 47 Lower bag clamp mechanism 55 Towel fixing mechanism 58 Tape feeding mechanism 62 Tape holder 64 Tape pressing member 66 Tape cutter 68 Push plate 70 Towel pressing plate 74 Bag pressing plate 76 bag push-up plate 78 bag folding plate

Claims (2)

[Claims] 1. A towel supply device for placing a towel to be packaged on a conveyor and supplying the towel, and a towel inserted between the conveyor of the towel supply device and a conveyor provided in an extended shape at the end of the traveling direction of the towel. Is folded in half, and is further inserted between the conveyor and a conveyor provided substantially below the conveyor so as to be conveyed to the next step. A pair of folding flaps are provided so as to alternately rotate or slide on both sides of the conveyor provided in an extended shape on the traveling end side of the conveyor, and the pair of folding flaps are alternately rotated or slid to fold the above two folds. Fold the towel in three in the direction orthogonal to the device folding direction 3
A folding device, a discharging device for intermittently transferring the towel placed on the conveyor with the towel inserted in the packaging bag, and a pawl drive mechanism that sandwiches the towel with a plurality of pawls in vertical and horizontal directions. A towel insertion device for carrying the towel to the traveling start end of the conveyor of the discharging device by causing the towel to be sandwiched by the claw driving mechanism and reciprocating the claw driving mechanism in the vertical and horizontal directions. An appropriate suction means is provided above and above the bag cartridge for accommodating a large number of packaging bags in a stacked state so as to reciprocate vertically and horizontally, and the suction means is reciprocated vertically and horizontally. The packing bags in the bag cartridge are fed one by one to the running start end of the conveyor of the discharging device,
In addition, the suction means is provided with a bag clamp mechanism for clamping the upper surface of the open end of the packaging bag, and a proper suction means and a bag clamp mechanism for clamping the lower surface of the open end of the packaging bag are provided at the traveling start end of the conveyor of the discharging device. A bag supply / bag opening device that opens the opening end of the packaging bag with both suction means and further clamps the upper and lower ends of the opening end of the packaging bag with the double bag clamping mechanism to make a large opening, and continuously winds the tape. A tape feed mechanism that draws out a tape of a specified length from the rolled tape roll is provided, and the tape of a specified length drawn from the tape roll by this tape feed mechanism is cut with a tape cutter to the opening end of the packaging bag. A tape feeding / cutting device for pasting and a bag holding plate on the upper part to reciprocate vertically, and a bag lifting plate on the lower part for vertical movement. The bag push-up plate is provided so as to move back and forth, and is provided so as to horizontally reciprocate in the lateral direction, and the bag push-up plate is held in a state in which the return position near the opening end of the packaging bag is held by the bag hold plate. After pushing up the opening end of the packaging bag by folding it up, the bag holding plate is once raised, the opening end of the packaging bag is folded back by the bag folding plate, and the folding portion is held by the bag holding plate. A towel wrapping machine, comprising: a bag closing device that closes an opening end of a packaging bag by fixing a tape by pressing with a plate. 2. A towel supply device for placing a towel to be packaged on a conveyor and supplying the towel, and a towel inserted between the conveyor of the towel supply device and a conveyor provided in an extended shape at the traveling end side of the towel supply device. Is folded in half, and is inserted between the above-mentioned conveyor and a conveyor provided substantially below the conveyor to convey the sheet to the next step. Laminated sheets are accommodated in a stacked manner. At the tip of the paper storage box, there is provided a paper feed roller that is rotationally driven at an appropriate time by an appropriate drive device, and the paper rolls in the paper storage box by the paper feed rollers are folded one by one by the folding device. A pair of folding flaps are alternately turned on both sides of the paper feed device for supplying the lower part of the towel inside and the conveyor provided in an extended form at the traveling end side of the conveyor of the above-mentioned two-folding device. The towels are provided so as to move or slide, and the pair of folding flaps are alternately rotated or slid to fold the towel in three in a direction orthogonal to the folding direction of the two-folding device, and further, the pair of folding flaps is further folded. A tri-folding / wrapping paper wrapping device that repeatedly wraps or slides a flap on a towel to wrap a towel, and an ejecting device that puts the towel on a conveyor with the towel inserted in a packaging bag and intermittently transfers it. The nail drive mechanism is designed to reciprocate vertically and horizontally, and the towel is clamped by the nail drive mechanism to reciprocate the nail drive mechanism vertically and horizontally. The towel insertion device that conveys the towel to the traveling start end of the conveyor of the discharge device by the above, and the bag cartridge that accommodates a large number of packaging bags in a stacked state. A suitable suction means is provided above and above the cartridge so as to reciprocate in the vertical and horizontal directions, and the suction means is reciprocated in the vertical and horizontal directions so that the packaging bags in the bag cartridge are one by one. It is supplied to the traveling start end of the conveyor,
In addition, the suction means is provided with a bag clamp mechanism for clamping the upper surface of the open end of the packaging bag, and a proper suction means and a bag clamp mechanism for clamping the lower surface of the open end of the packaging bag are provided at the traveling start end of the conveyor of the discharging device. A bag supply / bag opening device that opens the opening end of the packaging bag with both suction means and further clamps the upper and lower ends of the opening end of the packaging bag with the double bag clamping mechanism to make a large opening, and continuously winds the tape. A tape feed mechanism that draws out a tape of a specified length from the rolled tape roll is provided, and the tape of a specified length drawn from the tape roll by this tape feed mechanism is cut with a tape cutter to the opening end of the packaging bag. A tape feeding / cutting device for pasting and a bag holding plate on the upper part to reciprocate vertically, and a bag lifting plate on the lower part for vertical movement. The bag push-up plate is provided so as to move back and forth, and is provided so as to horizontally reciprocate in the lateral direction, and the bag push-up plate is held in a state in which the return position near the opening end of the packaging bag is held by the bag hold plate. After pushing up the opening end of the packaging bag by folding it up, the bag holding plate is once raised, the opening end of the packaging bag is folded back by the bag folding plate, and the folding portion is held by the bag holding plate. A towel wrapping machine, comprising: a bag closing device that closes an opening end of a packaging bag by fixing a tape by pressing with a plate.