JP6808804B1 - Insertion mechanism and insertion method of the object to be packaged in the automatic packaging device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an insertion mechanism and an insertion method for correcting a packaging form of a freezer bag which is folded into a plurality of sheets to be fed into a carton so that the bag can be reliably fed to the carton. SOLUTION: An object to be packaged 3 is set in an archle bucket 4 having an upper release having a substantially U-shaped cross section when the object to be packaged is installed on an archle conveyor, and the archle bucket 4 is the archle. When running in parallel with the primary bucket 14 installed on the primary conveyor provided adjacent to the conveyor and moving at the same speed, the archle bucket 4 descends from the upper part of the primary bucket 14. The object to be packaged is inserted into the package from the archle bucket 4 via the primary bucket 14 by a piston mechanism 15 installed on the filler conveyor while pressing the cover 17 to arrange the set form of the packaged object. [Selection diagram] FIG. 10

Description

The present invention is made of a synthetic resin sheet such as vinyl chloride or polyethylene, and a plurality of freezer bags made of a soft material are stacked and folded to form a packaged object, and the packaged object is for retail use in a tubular shape. The present invention relates to a mechanism for inserting an object to be packaged into a package, and a method for inserting the object to be packaged, which is suitable for use in an automatic packaging device for inserting and packaging a package composed of a carton from the front-back direction.

Conventionally, as shown in Patent Document 1 below, an automatic packaging device for moving a sheet-shaped object to be packaged made of a soft material in a horizontal direction and automatically packaging it in a package such as a packaging bag or a container. Is known to. However, there is no corresponding insertion mechanism that automatically inserts the folded object into the tubular package.

That is, a large amount of polyethylene freezer bags sent from the manufacturer were stacked and folded one by one, and the packaged object in the folded state was presented in a tubular shape from an archle bucket installed on an archicle conveyor. In an automatic packaging device that moves in the front-rear direction and automatically inserts and wraps a package made of a carton for sale, a tubular package made of a carton for retail sale from an archicle bucket containing the object to be packaged. An insertion mechanism that automatically inserts the packaged object into the package is required.

Japanese Unexamined Patent Publication No. 2006-44741

Currently, in the automatic wrapping device for freezer bags, a plurality of freezer sheets are stacked in an archle bucket having a substantially U-shaped cross section of the upper opening installed at equal intervals on the upper surface side of the archle conveyor. Since the work of inserting and setting the packaged object consisting of the bag from above is done manually by the operator, unevenness is liable to occur, and when it is sent into the carton, which is a package for retail sale, the entrance of the carton. The insertion mechanism is devised so that it does not occur because there are many cases where it is pulled to the surface, and each time it cannot be packaged and the device stops, or the carton is torn due to it. In addition, an insertion method is desired.

Therefore, the present invention corrects the packaging form of the freezer bag (packaged object), which is formed by folding a plurality of sheets to be sent from the archle bucket to the carton (packaging) in the automatic packaging device, and reliably feeds the freezer bag (packaged object) into the carton. The purpose of the present invention is to provide an insertion mechanism and an insertion method.

In order to achieve the above-mentioned object, the insertion mechanism of the automatic wrapping device A according to claim 1 of the present invention is a tubular wrapping of a folded flexible material to be packaged having a standard shape. In an automatic wrapping device that automatically inserts and wraps an object in an object, an archle bucket having a substantially U-shaped cross section that is mounted on an archicle conveyor at equal intervals and moves in one direction to transfer the object to be packaged. A tubular package that is fixed to a carton bucket provided on a carton conveyor at an interval of installation of the archicle bucket and moves in the same direction according to the transfer direction and transfer speed of the archle bucket, and the arch. The cross section is substantially mounted on a primary conveyor provided between the kuru conveyor and the carton conveyor and moving in the same direction at the same speed according to the installation interval of the archle bucket to adjust the shape of the packaged object in the archicle bucket. The U-shaped primary bucket and the press conveyor located above the archicle conveyor and moving in the same direction at the same speed are provided at the same intervals as the archle bucket and the primary bucket, and the arch A cover that covers the upper part of the kuru bucket and the primary bucket between predetermined sections, and a filler conveyor that moves in the same direction at the same speed as the archle conveyor and the primary conveyor are attached at the same intervals as the archle bucket. It is characterized in that it is composed of a piston mechanism for feeding the object to be packaged in the archicle bucket into the package via the primary bucket.

At that time, according to the second aspect of the present invention, the frictional resistance of the packaged object is applied to the inside of the archle bucket and the primary bucket and the lower surface of the cover along the moving direction of the packaged object. It is characterized in that a plurality of elongated grooves are provided to reduce the number of grooves.

Further, according to the third aspect of the present invention, a plurality of guide vertical grooves are provided from the upper part to the lower side on both side portions of the archle bucket and the primary bucket, and the guide vertical portions are provided on both side portions of the cover. It is characterized in that a plurality of projecting pieces that fit into the groove are provided.

Further, according to the fourth aspect of the present invention, the primary bucket is provided with a taper from the inlet side in contact with the archle bucket toward the inside, and the size of the internal space on the outlet side thereof is tubular. It is characterized in that it is formed slightly smaller than the size of the internal space of the package.

Further, according to the fifth aspect of the present invention, the piston attached to the piston rod of the piston mechanism is formed by the archle bucket, the primary bucket, the archle bucket, and the cover over the upper portion of the primary bucket. It has the same shape as the internal space to be formed, and its size is smaller than that of the internal space.

Further, according to the sixth aspect of the present invention, the piston attached to the piston rod is a cover whose main body is covered with the archicle bucket, the primary bucket, the archicle bucket, and the upper part of the primary bucket. It has the same shape as the internal space to be formed, and its size is smaller than the internal space, and the auxiliary piston made of a flexible material having substantially the same shape and size as the internal space or slightly larger than the internal space is formed in front of the internal space. The insertion mechanism according to claim 5, wherein the insertion mechanism is attached.

Then, in the insertion method of the invention according to claim 7, the soft material object to be folded in a folded state is automatically inserted into a tubular package having a standard shape by using an automatic packaging device. In this case, the packaged object is inserted and set in an archicle bucket having a substantially U-shaped cross section with an upper opening where the object to be packaged is installed on the archicle conveyor, and the archicle bucket is adjacent to the archicle conveyor. When running side by side in a straight line with a primary bucket installed on a primary conveyor that is provided and moves at the same speed, the packaged object is pressed by a cover that descends from the archicle bucket and the upper part of the primary bucket. A piston mechanism installed on a filler conveyor while adjusting the set form is used to insert the packaged object from the archicle bucket into the package package that moves at the same speed as each conveyor via the primary bucket. ..

According to the invention of claim 1, the packaged material made of a soft material in the archle bucket with the upper opening is shaped by a cover covered from above the archle bucket and the primary bucket, and the piston mechanism. This allows the product to be smoothly inserted into the package via the primary bucket without being caught in the tubular entrance portion.

According to the second aspect of the present invention, since the archle bucket, the primary bucket, and the cover are provided with grooves along the moving direction of the packaged object, the packaged object is the archle bucket or the primary bucket. It is pushed by the piston and moves smoothly without sticking to the inside of the cover or the cover, and is inserted into the package.

According to the third aspect of the invention, the fit between the archle bucket and the primary bucket and the cover is firmly and securely, and the cover is displaced from the archle bucket and the primary bucket by the packaged object pushed by the piston. It is possible to surely prevent a situation in which the object to be packaged is deformed and is not smoothly inserted into the tubular carton which is the package.

According to the invention of claim 4, the movement of the packaged object from the archicle bucket to the primary bucket is smooth, and the packaged object is slightly smaller than the diameter of the inlet side of the tubular package. Therefore, it is possible to further ensure the insertion into the package.

According to the invention of claim 5, since the size of the piston attached to the tip of the piston rod is formed to be smaller than the space formed by the archle bucket and the primary bucket and the cover, the piston is inserted and retracted into the space. In addition to facilitating the above, it is possible to effectively prevent the carton from being broken by being caught at the entrance of the tubular carton which is a package.

According to the invention of claim 6, an auxiliary piston having the same size as or slightly larger than the internal space formed by the archicle bucket, the primary bucket and the cover is provided on the front surface of the piston attached to the tip of the piston rod. It is possible to effectively avoid a situation in which the object to be packaged is caught between the piston and the space and smoothly moves and cannot be completely inserted into the package.

According to the invention of claim 7, as in claim 1, the packaged material made of a soft material in the archle bucket with the upper opening is covered with a cover covered from above the archle bucket and the primary bucket. It is shaped and smoothly inserted into the package by the piston mechanism via the primary bucket without being caught in the tubular entrance portion.

It is explanatory drawing which shows the structure of the automatic wrapping apparatus which concerns on this invention schematicly, (a) is explanatory drawing which was seen from the front, (b) is explanatory drawing which was seen from the plane. It is explanatory drawing explaining the procedure of setting a freezer bag (the object to be packaged) in an archle bucket, (a) is a perspective view of one freezer-bag, (b) is a perspective view of five stacked freezer-bags. It is a figure. FIG. 2C is an explanatory view for explaining the procedure for setting the freezer bag (object to be packaged) in the archle bucket following FIG. 2A, and FIG. 2C is a perspective view showing a state in which five stacked freezer bags are folded in half. ) Shows a perspective view of the folded freezer bag further folded in four, and (e) shows a state in which the freezer bag as a package to be folded in four is inserted and set in the archle bucket. It is a perspective view which shows the archle bucket installed on the archle conveyor and the packaged object set in the archle bucket. It is a perspective view explaining the main part of the insertion mechanism of the automatic wrapping apparatus shown in FIG. It is an exploded perspective view of the insertion mechanism of the automatic wrapping apparatus shown in FIG. The archle buckets shown in FIGS. 4 and 5 are shown, (a) is a front view thereof, (b) is a plan view thereof, and (c) is a side view thereof. The primary buckets shown in FIGS. 4 and 5 are shown, (a) is a front view thereof, (b) is a plan view thereof, (c) is a sectional view taken along line AA of (b), and (d) is (2). ) Is a sectional view taken along line BB. The structure of the piston of the piston mechanism will be described, where (a) is a rear view thereof and (b) is a side view thereof. It is explanatory drawing explaining the state which the piston of the piston mechanism is inserted into the archle bucket. It is explanatory drawing which saw the operation of the insertion mechanism which concerns on this invention from the direction (a) of FIG.

Below, the insertion mechanism of the automatic wrapping device according to the present invention is made by folding a plurality of bags with zippers such as freezer bags into a packaged object, and the packaged object is a square tubular package made of a retail carton. Although it will be described as being automatically inserted into an object, it can also be used when inserting another type of object to be packaged into a tubular package. Therefore, for this reason, in the following description, a package in which a plurality of freezer bags are stacked and folded in four may be referred to as a packaged object, and a carton may be described as a packaged product.

1A and 1B are drawings schematically showing an automatic wrapping device A using the insertion mechanism B according to the present invention, and FIG. 1A is a front view of the automatic wrapping device A. , (B) is a view of the automatic packaging device A as viewed from the plane side. According to the drawings, what is indicated by the instruction symbol 1 is an archle conveyor 1 that circulates in the left-right direction, and in particular, as shown in FIGS. 2 and 3, a freezer bag 2 with a plurality of zippers 2a. Archle buckets 4, 4, ... For accommodating the folded objects 3, 3, ... Are installed on the upper surface thereof at equal intervals. Currently, a large amount of freezer bags 2 that have been manually packed and sent from the manufacturing factory are taken out of the package, stacked one by one (five in the example), folded in four, and then packaged. As objects 3, 3 ..., they are pushed into the archle buckets 4, 4 ... and set.

Similarly, in FIG. 1 (b), the indicator symbol 5 is a carton conveyor that moves in the left-right direction when viewed from the front at the same height as the archle conveyor 1, and on the upper surface thereof, in particular, FIG. As shown in FIG. 10, a plurality of carton buckets 7, 7 ... For holding and transporting packages 6, 6 ... Which are retail cartons at the same intervals as the archle bucket 4 in an open state. is set up. Similarly, as shown in FIG. 1 (b), in the carton buckets 7, 7, ..., A carton flatly folded from a magazine rack 8 provided above the carton conveyor 5 provides an extraction device 9. Each piece is pulled out one by one, and this is opened and set in a square tube shape. The carton buckets 7, 7, ... On the carton conveyor 5 are configured to move in the same direction while being aligned linearly with each other when the object to be packaged 3 in the archle bucket 4 is loaded.

As shown in FIG. 10, the carton conveyor 5 is composed of a conveyor belt 10 made of two flexible materials having rack teeth on the inside, and a carton bucket 7 made of a pair of holding pieces is installed on the outer periphery thereof. Has been done. The carton conveyor 5 is suspended from a pinion pulley 11 and opens to the left and right as shown in the figure at the position of the pinion pulley 11 to facilitate acceptance of the square tubular package 6 made of a carton and is shown in the figure. Although it is not, it facilitates dropping and discharging of the object to be packaged 3 to the discharge chute 12 after filling and packaging.

Next, as shown in FIG. 1 (b), the one indicated by the instruction symbol 13 is the primary conveyor, which is installed between the archle conveyor 1 and the carton conveyor 5 at a narrow interval. The primary bucket 14 is installed at the same interval as the carton bucket 7 containing the archle bucket 4 and the carton to be packaged 3 at the upper part. The primary conveyor 13 on which the primary bucket 14 is installed is configured to move in a straight line in the same direction at the same speed as the archle conveyor 1 and the carton conveyor 5.

Similarly, in FIG. 1B, the one indicated by the indicator symbol 16 is a press conveyor. The press conveyor 16 is located above the archle conveyor 1 and the primary conveyor 13 so as to circulate and move in the horizontal direction, and an elongated cover 17 is provided on the outer periphery of the press conveyor 16 so as to circulate and move in the horizontal direction. It is provided at the same interval as 4. The press conveyor 16 swivels in the horizontal direction to cover the archicle bucket 4 and the primary bucket 14 with a cover 17, rotates at the same speed as the archicle conveyor 1 and the carton conveyor 5, and is attached to the outer periphery thereof. When the cover 17 is inserted into the package 6, the cover 17 is placed on the archicle bucket 4 and the primary bucket 14 to arrange the insertion form of the package into the package 6.

Similarly, in FIG. 1B, the piston rod 19 indicated by the indicator symbol 18 is a piston attached to the tip of the piston rod 19 which is not shown by moving the piston rod 19 into the archle bucket 4 and the primary bucket 14. 20 is a filler conveyor that inserts the object to be packaged 3 into the package 6 and is configured to circulate in the horizontal direction, and a plurality of piston mechanisms are attached to the outer periphery thereof at the same intervals as the archle bucket 4. ..

As can be seen from the above description, the archicle bucket 4, the primary bucket 14, the cover 17, the piston rod 19, and the carton which is the package 6 are within a predetermined distance when the automatic packaging device A is viewed from a plane. The cover 17 covers the upper parts of the archicle bucket 4 and the primary bucket 14 during the parallel running, and the packaged object 3 is folded while the cover 17 runs side by side in a straight line on the same line. The shape is adjusted, and the piston rod 19 inserts the object to be packaged 3 from the archicle bucket 4 into the carton which is the package 6 via the primary bucket 14 by the piston 20.

FIG. 2 illustrates a procedure for setting the freezer bag 2 in the archle bucket 4. That is, (a) in the figure shows a state in which one freezer bag 2 is viewed from an angle, (b) shows a state in which five freezer bags 2 are stacked for retail use, and (c) shows this. The state of being folded in half is shown, and (d) shows the state of being further folded and folded in four. (E) shows a state in which the quartet is set in the archle bucket 4. As shown in FIG. 3, the archle bucket 4 is installed on the archle conveyor 1 at equal intervals, and the above-mentioned objects to be packaged are set in the archle bucket 4 in an irregular state with the top, bottom, left and right reversed. ing. This is because the setting work is performed manually, and it can be seen that the packaged object 3 is set in various forms.

4 and 5 show the configuration of the insertion mechanism B according to the present invention. According to the drawings, the insertion mechanism B is arranged on the archer conveyor 1 at equal intervals, and has a substantially U-shaped open top. An archle bucket 4 having a shape and a primary bucket 14 shorter than the archle bucket 4 having a U-shaped cross section with an open top installed at the same intervals as the archle bucket 4 on the primary conveyor 13. A carton bucket 7 installed on the primary conveyor 13 on the carton conveyor 5, a cover 17 installed around the press conveyor 16 at the same intervals as the archle conveyor 1, and an archle bucket around the filler conveyor 18. It is composed of a piston mechanism 15 arranged at the same interval as 4.

FIG. 6 shows an archle bucket 4, and according to the drawing, the archle bucket 4 is a molded product made of a synthetic resin having an open top having a substantially U-shaped cross section, and has a bottom portion 4a and both side portions 4b and 4b. Long grooves 4c, 4c ... Are formed on the inner side of each of the above, and a plurality of guide vertical grooves 4d, 4d are formed on both side portions 4b and 4b at predetermined intervals from the upper end side thereof. ... is provided downward.

FIG. 7 shows a primary bucket 14 located on the outlet side of the archle bucket 4 and installed on the primary conveyor 13. The primary bucket 14 is shorter than the archle bucket 4, but has substantially the same shape, and is a synthetic resin molded product having a substantially U-shaped cross section and an open top. A plurality of elongated grooves 14c, 14c ... Are formed at the same positions as those of the archle bucket 4 along the longitudinal direction on the bottom portion 14a and the side portions 14b, 14b, and further, the side portions 14b, 14b are formed. Is provided with a plurality of guide vertical grooves 14d, 14d ... At predetermined intervals from the upper end side thereof.

The primary bucket 14 is further formed with tapered portions 14e, 14e, 14f narrowing inward from the bottom portion 14a and the side portions 14b, 14b on the side facing the archle bucket 4 on the inlet side thereof. The size of the space formed by the bottom portion 14a and the side portions 14b and 14b is slightly narrower than that of the archle bucket 4, and the size of the internal space is a carton. By being formed so as to be slightly smaller than the diameter of the object 6, the object to be packaged 3 is devised so as to be smoothly inserted into the package 6.

As shown in FIGS. 4 and 5, the cover 17 is a rectangular synthetic resin plate having a length and width that can be fitted and covered from the upper side of the archle bucket 4 and the primary bucket 14, and is an arch. Guide vertical grooves 4d, 4d ... Provided in the kuru bucket 4 and the primary bucket 14, and a plurality of projecting pieces 17b, 17b ... Fitted into the guide vertical grooves 14d, 14d are provided. As described above, the provision of the long grooves 4c, 4c ..., the long grooves 14c, 14c ... and the long grooves 17a on the archle bucket 4, the primary bucket 14 and the cover 17 reduces the protruding parts and reduces the number of protruding parts. It has the effect of reducing the frictional resistance of the object to be packaged 3 that moves inside.

FIG. 10 illustrates the configuration of the insertion mechanism B and its operation. According to the drawing, the carton conveyor 5 is composed of two conveyor belts made of a flexible material installed at predetermined intervals, and rack teeth provided on the lower surface side are suspended on the outer periphery of the pinion pulley 11. A pair of holding pieces 7a, 7a, 7b, and 7b are provided on each of the conveyor belts 10 at intervals according to the size of the package 6 made of a carton, and (a) of FIG. As shown in the above, a plurality of cartons that are flatly folded and arranged in the magazine rack 8 installed on the upper part of the carton conveyor 5 are pulled out one by one via the take-out device 9 and opened to form a square tube. It is automatically set in the carton bucket 7. Further, the carton bucket 7 is a carton packaged object 3 in which the holding pieces 7a, 7a, 7b, and 7b are opened and opened in a square tube shape from the take-out device 9 at a position suspended by the pinion pulley 11. It facilitates acceptance. Further, opening the holding pieces 7a, 7a, 7b, 7b at a position suspended on the pinion pulley 11 causes a finished product loaded with the object to be packaged 3 and glued with flaps 6a, 6a, ... It will also work effectively when it is discharged onto 12.

Similarly, as shown in FIG. 10, by this insertion mechanism B, the object to be packaged 3 in the archle bucket 4 is inserted into the carton which is the package 6 from the archle bucket 4 via the primary bucket 14. Is. The archle conveyor 1, the primary conveyor 14, the carton conveyor 5, the press conveyor 16, and the filler conveyor 18 shown in FIG. 1 (b) circulate and move at the same speed, and the archle bucket 4 Since the primary bucket 14, the carton bucket 7, the piston rod 19 and the cover 17 are all provided at the same intervals, the arches on the front side of FIG. 1 (a) are shown in FIG. There will be a time zone in which the kuru bucket 4, the primary bucket 14, the carton bucket 7, the piston 20 of the piston mechanism 15, and the cover 17 move side by side on the same line for a predetermined distance.

During this time period, the cover 17 descends to press the archle bucket 4 and the object to be packaged in the archle bucket 4 from above the primary bucket 14 to adjust the folding form, and then the piston of the piston mechanism 15. After 20 operates and pushes the object to be packaged 3 in the archle bucket 4 to insert the object to be packaged 3 from the archle bucket 4 through the primary bucket 14 into the carton which is the package 6, the cover 17 is moved upward. Along with the ascending to, the piston rod 19 retracts to perform a series of insertion / retracting operations of retracting from the primary bucket 14 and the archle bucket 4. In the package 6 made of a carton that receives the package 3, the flaps 6a, 6a ... At the upper and lower ends thereof are bent and glued, and the finished product is discharged and collected through the discharge chute 12 as described above. Is to be done.

At that time, the inside of the archle bucket 4 and the primary bucket 14 and the lower surface side of the cover 17 are provided with the long grooves 4c, 4c ... And the long grooves 17a, 17a, so that the inside of the archle bucket 4 and the primary bucket 14 The polyethylene packaged object 3 that slides on the package 3 moves smoothly without sticking to the inner surface side, and the shape of the packaged object is adjusted by the cover 17, so that the package 6 is a carton. Insertion will be smoother. Further, as shown in FIGS. 5, 8 and 9, the piston 20 has an archle bucket 4 and a main body 20a having convex portions 20b, 20b ... and concave portions 20c, 20c ... formed on the outer periphery thereof. Since the shape is smaller than the internal space shape formed by the primary bucket 14 and the cover 17 covering the upper portion thereof, there is a concern that the main body 20a of the piston 20 hits the entrance of the carton which is the package 6 and deforms the entrance of the carton. Absent.

Further, as shown in FIGS. 5, 8 and 9, a thin and flexible material in which convex portions 21a, 21a ... And concave portions 21b, 21b ... Are formed on the outer periphery thereof on the front surface thereof. Since the auxiliary piston 21 has a size that is in contact with the outer circumference or is extremely close to the outer circumference according to the shape of the internal space formed by the archle bucket 4, the primary bucket 14, and the cover 17 that covers the upper portion thereof, the size is set after the packaged object 3. It is possible to prevent deformation of the end face and to insert the packaged object 3 reliably and smoothly without being caught in the entrance of the packaged package 6 which is a carton.

Further, at that time, if the diameter of the primary bucket 14 is set to be slightly smaller than the diameter of the carton which is the package 6, as described above, the insertion of the object 3 into the package 6 is more reliable and smooth. It will be a thing.

Further, tapered portions 14e, 14f, and 14f are attached to the bottom portion 14a on the inlet side and the side portions 14b, 14b of the primary bucket 14 from the end face toward the outlet side. The acceptance of the object to be packaged from 3 is smoother and more reliable.

Since the present invention is configured as described above, a plurality of soft and flexible sheet-shaped objects to be packaged 3 are folded and automatically inserted into a tubular package using an automatic packaging device. It can be suitably carried out as an insertion mechanism and an insertion method that can be reliably inserted into the package in a state in which the folded form of the object to be packaged is arranged.

A Automatic packaging device B Insertion mechanism 1 Archle conveyor 2 Freezer back 3 Packaged material 4 Archle bucket 5 Carton conveyor 6 Packaged material (carton)
7 Carton bucket 8 Magazine rack 9 Extraction device 10 Conveyor belt 11 Pinion pulley 12 Discharge chute 13 Primary conveyor 14 Primary bucket 15 Piston mechanism 16 Press conveyor 17 Cover 18 Filler conveyor 19 Piston rod 20 Piston 21 Auxiliary piston

Claims (7)

In an automatic wrapping device that automatically inserts and wraps a folded flexible material package into a tubular package having a standard shape, it is mounted on an archicle conveyor at equal intervals. The archicle is fixed to an archicle bucket having a substantially U-shaped cross section for moving in one direction to transfer the packaged object and a carton bucket provided on a carton conveyor at an interval of installation of the archicle bucket. The archicle is placed on a tubular package that moves in the same direction according to the transfer direction and transfer speed of the bucket, and on a primary conveyor that is provided between the archicle conveyor and the carton conveyor and moves in the same direction at the same speed. It is installed at the same speed as the primary bucket, which is installed according to the installation interval of the bucket and has a substantially U-shaped cross section to adjust the shape of the packaged object in the archicle bucket, and is located above the archicle conveyor. A press conveyor that moves in the direction is provided at the same distance as the archicle bucket and the primary bucket, and covers the upper part of the archicle bucket and the primary bucket between predetermined sections, and the archicle conveyor and the primary conveyor. It is configured with a piston mechanism that is attached to a filler conveyor that moves in the same direction at the same speed as the above at the same intervals as the archicle bucket and sends the packaged object in the archicle bucket into the package through the primary bucket. An insertion mechanism characterized by the fact that it has been used. A plurality of elongated grooves for reducing the frictional resistance of the packaged object are provided on the inside of the archle bucket and the primary bucket and the lower surface of the cover along the moving direction of the packaged object. The insertion mechanism according to claim 1, wherein the insertion mechanism is characterized. A plurality of guide flutes are provided from the top to the bottom on both sides of the archle bucket and the primary bucket, and a plurality of protrusions to be fitted into the guide flutes are provided on both sides of the cover. The insertion mechanism according to claim 2, wherein the insertion mechanism is characterized by the above. The primary bucket is provided with a taper from the inlet side in contact with the archle bucket toward the inside, and the size of the internal space on the outlet side is slightly smaller than the size of the internal space of the tubular package. The insertion mechanism according to claim 1, wherein the insertion mechanism is formed. The piston attached to the piston rod of the piston mechanism has the same shape as the internal space formed by the archle bucket, the primary bucket, the archle bucket, and the cover over the primary bucket. The insertion mechanism according to claim 1, wherein the size is smaller than the internal space. The piston attached to the piston rod has the same shape as the internal space whose main body is formed by the archle bucket, the primary bucket, the archicle bucket, and the cover over the primary bucket. Its size is smaller than that of the internal space, and an auxiliary piston made of a flexible material having substantially the same shape and size as the internal space or slightly larger is attached to the front surface thereof. The insertion mechanism according to claim 5. When automatically inserting a soft material packaged object in a folded state into a tubular package having a standard shape using an automatic packaging device, the packaged object is installed on an archicle conveyor. It is inserted and set in an archicle bucket having a substantially U-shaped cross section of the upper opening, and the archicle bucket is installed adjacent to the archle conveyor and installed on a primary conveyor that moves at the same speed. When running side by side in a straight line with the primary bucket, the archicle bucket and the cover descending from the upper part of the primary bucket are pressed by a piston mechanism installed on the filler conveyor while adjusting the set form of the packaged object. An insertion method comprising inserting the packaged object from the archicle bucket into the package package moving at the same speed as each conveyor via the primary bucket.

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