JP6134472B2 - Cutter device for packaging bag - Google Patents

Description

The present invention belongs to the technical field of an automatic packaging machine or a production line that automatically fills and wraps raw materials (contents) using a wrapping film, and specifically, a plurality of materials filled with raw materials. Packaging bag cutter device suitable for use in an automatic packaging machine or production line, which can automatically produce individual stick packaging bags in a continuous state from a continuous stick packaging body consisting of a series of packaging bags. It is about.

2. Description of the Related Art Conventionally, there is a vertical multi-row automatic packaging machine configured so that a plurality of stick-type packaging bags can be continuously sealed at a time. This is because the raw film packaging film formed in advance is cut into a plurality of sheets along the longitudinal direction with a slitter for each size required for each packaging bag, and each of these divided packaging films is formed into a bag shape. Formed, the formed overlapped portions are vertically sealed with a vertical seal bar, and then the specified position of the packaging film formed into a cylindrical shape by the vertical seal is sandwiched between the horizontal seal bars and horizontally sealed, Filled and supplied with raw material (packaging material) using a filling pipe in the bag-shaped packaging film, which is formed into a bottomed bag, and then the raw material input port from which the filling pipe is drawn the sealed by the lateral seal bars for the vicinity of the end portion of the sealed lateral seal portions, notched slits with a notch cutter, also Fuyosa Against the vicinity of the center of the transverse seal portion, by carrying out the disconnection of the lateral direction using the cutting cutter, it has a mechanism for individually packaging bag stick form made by hermetically sealed each raw material is completed.

An example of such a vertical multi-row automatic packaging machine is disclosed in Patent Document 1 described later. As described above, a normal vertical multi-row automatic packaging machine is provided with two types of cutter devices. Among them, the notch cutter device is adapted to the width of the stick-type individual packaging bag to be manufactured. Therefore, it is structured to be able to change the deployment position.

Conventionally, there is a roll type automatic packaging machine configured so that a three-side seal type packaging bag can be continuously sealed. This is done by folding the original wrapping film in half and forming it into a bag shape. The overlapped part of the formed ends is vertically sealed with a vertical seal roll, and the specified position of the packaging film formed into a cylindrical shape by the vertical seal is horizontally sealed. The raw material was put into the bag-like packaging film that was sandwiched between the rolls using a filling pipe, and then the raw material inlet was horizontally sealed with a horizontal seal roll and sealed. Make a notch cut in the vicinity of the end of the horizontal seal part using a notch cutter device, and cut off in the horizontal direction using the cutting cutter device near the center of the sealed horizontal seal part. By doing so, a three-sided seal type individual packaging bag is completed.

An example of such a roll type automatic packaging machine is disclosed in Patent Document 2 described later. And as described above, two types of cutter devices are deployed in a normal roll type automatic packaging machine, and of these, the notch cutter device is deployed according to the bag width of the individual packaging bag to be manufactured. The position can be changed.

However, the individual packaging bags separated by various conventional automatic packaging machines have a situation in which they repeatedly contact or collide with each other in the transport process on the conveyor, the weighing / counting process, the stacking process, or the boxing process, etc. The occurrence of an accident in which the corner of the side seal cut part opens a hole in the bag belly part of another packaging bag has been a problem.

For this reason, the conventional automatic packaging machine is equipped with a chamfering cutter device that cuts off the corners of the horizontal seal cut part (so-called “R cut” shape) when separating into individual packaging bags, such accident had been to prevent in advance.

  An example of a chamfering cutter device that cuts off the corner of such a horizontal seal portion is disclosed in Patent Document 3 described later.

Figure 7 appended is cut off the corners of the lateral seal cutting portion in the conventional continuous stick packaging, a cutting operation schematically described the movement of the chamfering cutter device. As shown in (1) of FIG. 7, the continuous stick package 70 with a narrow (thin) bag width 72 is vertically separated by two vertical rows by a vertical multi-row automatic packaging machine (not shown). The horizontal seal portions 77 and 77 are formed as a seal. Then, as shown in FIG. 7 (2), a punched portion 73 (shown by hatching in the figure) by an R cutter device (not shown) is provided in the vicinity of the middle portion of the upper and lower horizontal seal portions 77, 77. Is formed inside.

  As a result, as shown in FIG. 7 (3), the individual packaging bag 71 is completed, and the corner of the horizontal seal cut portion of the individual packaging bag 71 is an arc-shaped chamfer provided on the punching cutter blade. A chamfering process is performed according to the shape.

  And this R cutter apparatus is processing only the continuous stick packaging bag 70 of the narrow bag width 72 as shown in FIG. 7, and can perform a chamfer cutting operation in the continuous stick packaging bags of other bag widths. Can not.

Japanese Patent Laid-Open No. 9-272511 Japanese Patent Laid-Open No. 3-176317 JP 2003-095333 A

However, the conventional chamfering cutter device that cuts the horizontal seal cut portion into the R-cut shape in this way employs a punching and cutting mechanism to cut off the corner portion, and thus the width dimension of the packaging bag. a punching cut blade (male blade) to suit, it is necessary to prepare a set of cutting die (female blade). Then, the punching cut blade and die-cut, for the maintenance and durability maintaining the cutting finishing, are made of material with high accuracy and high hardness, as a result, there has been a problem that the price to very expensive.

Therefore, the punching and chamfering cutter device having the above-described configuration is employed only when a certain number of packaging bags are manufactured, and in the case of a packaging bag whose packaging bag width (size) is frequently changed. However, several sets of expensive punched cutting blades and punching dies were prepared for use, but each time the bag width was changed, manual punching cutting blades and punching die set replacement work would be required. specific to that have such can be employed is to be easy to work efficiently, was Tsu problem there.

  The present invention has been made to solve such problems, and in the cutting process of cutting individual packaging bags from a continuous packaging body in which packaging bags filled with raw materials are connected, the width direction dimensions of the individual packaging bags are set. To provide a packaging bag cutter device that can easily cope with the change even if there is a change, and that eliminates the need for the cost of changing the dimensions associated with the replacement of the cutting blade or the like. .

(1) A packaging bag cutter device according to claim 1 of the present invention, which has been made to solve the above-described problems, comprises a continuous stick package comprising a plurality of packaging bags filled with raw materials , and individual stick packaging. An automatic packaging machine that sequentially separates and manufactures bags, or a packaging bag cutter device deployed in a production line for individual stick packaging bags,
The cutter device was previously set at an oblique angle to be chamfered with respect to the portions corresponding to the corners of the four corners of each bag in the finished continuous stick packaging body by two upper and lower cutting edges spaced apart from each other. A chamfering cutter for cutting ,
In a state in which at a distance including a break in the diagonal, is characterized in that it consists of disconnecting the cutter for performing disconnection between the successive stick packaging, by.

According to the packaging bag cutter device according to claim 1 described in the above (1), the cutter device, a chamfering cutter for chamfering, and constructed by combining two cutter comprising a cutting cutter for disconnecting by configured to minutely operated for the required positions respectively, the same disconnect operation an arcuate chamfer punching cutter operation are implemented conventionally, it is made possible to realize.

  (2) Moreover, the packaging bag cutter apparatus according to claim 2 of the present invention is configured such that the chamfering cutter is movable and adjustable in the width direction in accordance with the width of the packaging bag to be manufactured. It is said.

According to the packaging bag cutter device described in (2) above, by partially changing the notch cutter device deployed in a normal automatic packaging machine, this is configured as a chamfering cutter dedicated to the chamfered portion, as same as the conventional notch cutter device, it is possible to move adjusted to the width direction in accordance with the width of the packaging bag to be produced, it is made possible corresponding to the packaging bag of various sizes.

(3) In addition, packaging bag cutter device according to claim 3 of the present invention, cut angle of the chamfer cutter, relative to the continuous stick packaging longitudinal outer frame, made to the inclination of 45 degrees It is characterized by being.

Furthermore, according to the packaging bag cutter device described in the above (3), the angle of the cut of the chamfering cutter is inclined by 45 degrees with respect to the longitudinal outer frame of the continuous packaging body, so that the conventional circular This makes it possible to exhibit the same chamfering effect as the chamfering effect in the arc-shaped chamfer punching cutter device.

As described above, according to the packaging bag cutter device according to the present invention, a chamfering cutter for cutting a predetermined angle with respect to a portion corresponding to the corners of the four corners of the individual packaging bag, Since the cutting cutter that cuts the cut including the cut of the chamfer angle is arranged separately and the two-stage cutting operation is performed, it is the same as the arc-shaped chamfer punching cutter device that has been conventionally implemented while realizing chamfer cutting operations such as, the change in the width dimension of the individual packaging bag together when it possible to easily realize, that resizing costs associated with replacement of such cutting blades is not required, an extremely image a-term, and, it is possible to exert economic effect.

1 is a front view of a vertical multi-row automatic packaging machine embodying the present invention. It is a front view of the roll type automatic packaging machine which implemented this invention. A chamfering cutter for cutting a predetermined angle with respect to a portion corresponding to the four corners of the bag in the continuous stick package having a small bag width described in FIG. 1 and a cut for separating the bags in the continuous package. It is the cutting operation | movement schematic explaining the motion of the cutting cutter to put. A chamfering cutter for cutting a predetermined angle with respect to a portion corresponding to the corners of the four corners of the continuous stick package having a large bag width described in FIG. 1 and a cut for separating the bags in the continuous package. It is the cutting operation | movement schematic explaining the motion of the cutting cutter to put. A chamfering cutter for cutting a predetermined angle with respect to a portion corresponding to the corners of the four corners of the bag in the continuous three-way type package having a small bag width described in FIG. 2 and a cut for separating the bags in the continuous package. It is the cutting operation | movement schematic explaining the motion of the cutting cutter to put. A chamfering cutter for cutting a predetermined angle with respect to a portion corresponding to the corners of the four corners of the bag in the continuous three-way type package having a large bag width described in FIG. 2 and a cut for separating the bags in the continuous package. It is the cutting operation | movement schematic explaining the motion of the cutting cutter to put. It is the cutting operation | movement schematic explaining the motion of the chamfering cutter which cuts off the corner | corner of the horizontal seal cut part in the conventional continuous stick package. It is a top view of the chamfering cutter deployed in the roll type automatic packaging machine shown in FIG. It is a front view of the chamfering cutter deployed in the roll type automatic packaging machine shown in FIG. FIG. 3 is a left side view of a chamfering cutter provided in the roll type automatic packaging machine shown in FIG. 2. It is the operation | movement schematic showing the state before chamfering cutting | disconnection using a left fixed die-cut roll and a left fixed receiving roll with respect to a continuous packaging bag. It is the operation | movement schematic showing the state which is performing the chamfering cut | disconnection using the left fixed die-cut roll and the left fixed receiving roll with respect to the continuous packaging bag. It is the operation | movement schematic showing the state where the chamfering die-cut cutting operation | movement by the left fixed die-cut roll and the left fixed receiving roll is complete | finished, and the cut chamfer piece is conveyed by the left projection pin. It is the operation | movement schematic showing the state by which the chamfering piece of the state stabbed in the left projection pin is peeled off by the left scraper. It is the operation | movement schematic showing the state after the chamfering piece was peeled off from the left projection pin by the left scraper.

  Embodiments of a packaging bag cutter device according to the present invention will be described below with reference to the drawings. FIG. 1 is a front view of a vertical multi-row automatic packaging machine embodying the present invention, and FIG. 2 is a front view of a roll type automatic packaging machine embodying the present invention. The automatic packaging machine generally indicated by reference numeral 1 in these drawings is configured to continuously seal-mold a plurality of stick packaging bags at a time. Moreover, the automatic packaging machine generally shown by the code | symbol 2 is comprised so that a three-way type packaging bag can be continuously seal-molded.

  In addition, although the number of rows of the vertical multi-row automatic packaging machine in FIG. 1 is described as an example of 8 rows, an arbitrary value corresponding to the width of the raw roll film can be adopted as the number of rows.

  As shown in FIG. 1, 1 is a vertical multi-row automatic packaging machine, 102 is a hopper containing raw materials (contents), 103 is temporarily receiving the raw material from the hopper 102, and the received raw material is arranged immediately below. An intermediate hopper 104 that supplies a necessary amount without interruption to a weighing supply board (not shown), 104 measures the raw material supplied from the intermediate hopper 103, and then supplies it to the intermediate chute 105 arranged immediately below The supply board 105 is an intermediate chute for supplying the raw material supplied from the weighing supply board 104 for each of the filling pipes 106 arranged immediately below, and 106 is a plurality of packaging films that are slit and narrowed. Filling pipe that forms a substantially cylindrical shape and serves as a raw material charging passage, 107 is a vertical sealing device, and 108 is a horizontal pipe disposed immediately below the vertical sealing device 107. 109 is a chamfering cutter device for making a chamfering cut at a predetermined position of the finished continuous package, and 110 is a cutting cutter for making a cut for cutting near the center of the horizontal seal of the continuous package. An apparatus 101 is an operation panel box.

  In FIG. 1, the schematic operation of the vertical multi-row automatic packaging machine will be described. A wide film (wrapping material) drawn from a raw roll (not shown) is slit into a plurality of narrow packaging films F ′ according to the number of rows of the filling pipe 106 by a slitter device (not shown). Is done. And according to the up-and-down movement of the horizontal sealing device 108, each packaging film sequentially drawn downward from the original fabric roll is formed into a substantially cylindrical shape so as to wrap around the respective filling pipes 106.

  Each packaging film thus formed is vertically sealed with a longitudinal heat seal bar (not shown) of the longitudinal sealing device 107 sandwiching the open ends of each packaging film. As a result, each packaging film has a substantially cylindrical shape. Is molded into a seal. The substantially cylindrical packaging film is laterally sealed by a lateral heat seal bar (not shown) of the lateral sealing device 108, and the inside of the packaging film formed into a bag shape by the lateral sealing is filled with a pipe. The raw material (contents) is input through 106. Simultaneously with this charging operation, the packaging film is drawn downward by one packaging bag while being held by the horizontal sealing device 108, and then the horizontal sealing device is released from the holding state. Then, the lateral sealing device 108 is returned to the upper specified position, and a series of operations are completed. By repeating the above operation again, the stick wrapping body is continuously sealed in a multi-row manner. Yes.

  Then, the chamfering cutter device 109 inserts a chamfered cut into the specified position of each packaging bag made in accordance with the above operation, and the cutting cutter device 110 cuts the top and bottom of the horizontal seal between the packaging bags. A cut for is made. In this way, the vertical multi-row automatic packaging machine operates so that a large number of stick-type individual packaging bags can be continuously produced at a time.

  Subsequently, as shown in FIG. 2, a reel is provided on the front right side of the roll type automatic packaging machine 2. On this reel, an original fabric roll FH around which a packaging film F is wound is held so as to be removable.

  Further, in the upper part of the roll type automatic packaging machine 2, a film feeding device 202, a film folding roll 203, a film folding mechanism 204 for folding the packaging film F in the longitudinal direction, and the folded folding film FX are provided. A filling mechanism 205 for filling the raw material is provided.

  The filling mechanism 205 includes a tank (not shown) that stores liquid raw material, a pump (not shown) that sends liquid raw material from the tank or the like to the roll type automatic packaging machine 2, and two liquid raw materials that are sent out. It consists of a filling pipe (not shown) leading into the folded packaging film FX.

  Under the filling mechanism 205, a vertical seal roll device 206 that performs vertical heat sealing on the folded folded packaging film FX, and a vertical seal notch device 213 that performs notch cuts on the vertical seal portion, The first horizontal sealing roll device 207 which first forms a bottomed bag shape by laterally heat-sealing the packaging film that has been cylindrically shaped by vertical sealing, and the horizontal heat sealing by the first horizontal sealing roll device 207 A second horizontal seal roll device 208 is provided in order to reinforce the seal strength by performing horizontal heat sealing again on the portion subjected to.

  Further, below the second horizontal seal roll device 208, a guide mechanism 209 that holds the posture of the completed continuous package body constant, and a chamfering cutter that cuts a chamfer at a predetermined position of the continuous package body held posture. There are provided a device 210, a cutting cutter device 211 for making a two-stage notch for cutting near the center of the horizontal seal of a continuous package with chamfered notches, and a slide 212 for discharging the cut individual packaging bags. ing.

  On the right side of the roll type automatic packaging machine 2, a control box 200 that controls the operation of the automatic packaging machine and an operator of the roll type automatic packaging machine have various settings and instructions for the automatic packaging machine. And an operation box 201 displaying the state of the automatic packaging machine 2 is provided.

  The vertical seal roll device 206 is provided in a state where a pair of seal rolls are pressed or in close proximity to each other. In FIG. 2, a vertical seal roll on the front side (moving side seal roll) is shown. On the other hand, the vertical seal roll on the back side (the back side of the paper) is provided in a state facing the front side vertical seal roll in the direction perpendicular to the paper surface, and is fixed to the automatic packaging machine 2 (fixed side seal roll).

  The first horizontal seal roll device 207 and the second horizontal seal roll device 208 are both provided in a state where a pair of seal rolls are pressed face to face and close to each other. In FIG. Only the second horizontal seal roll (moving side seal roll) is shown. On the other hand, the first horizontal seal roll and the second horizontal seal roll on the back side (the back side of the paper) are provided in a state facing the front side first horizontal seal roll and the second horizontal seal roll in the direction perpendicular to the paper surface. It is fixed to the packaging machine 2 (fixed side seal roll).

  Moreover, the packaging film F (refer FIG. 2) is comprised from a transparent or translucent material, for example, is comprised from heat sealing films, such as base films, such as PET, and polyethylene whose melting | fusing point is lower than this base film. The packaging film may have a three-layer structure of a base film, an intermediate film, and a heat seal film.

Next, the schematic operation of the roll type automatic packaging machine will be described with reference to FIG.
The packaging film F is sequentially pulled out by the film feeding device 202 from the original roll FH attached to the reel. The drawn packaging film F is passed over the folding roll 203 at the upper part of the automatic packaging machine 2 and then sent to the film folding mechanism 204 immediately below. The film folding mechanism 204 folds the packaging film F in the longitudinal direction, and the folded folding film FX first inserts a filling pipe for feeding a liquid material into the packaging film FX from both front and back sides. The vertical seal roll device 206, which has been sent to the vertical seal roll device 206 and heated and heated at t5, is subjected to vertical heat sealing between both side edges of the folded packaging film FX, and is molded into a substantially cylindrical cross section. .

  Next, the packaging film FX formed into a cylindrical shape by the vertical seal is subjected to a notch process for opening the vertical seal portion when passing through the vertical seal notch device 213, and the first horizontal seal roll device. It is fed into 207 and a horizontal seal is applied to form a bottomed bag shape. The liquid raw material (contents) passes through the filling pipe of the filling mechanism 205 (shown to be bent in a substantially L shape in FIG. 2) to the inside of the bag-like packaging film FX. Then, the horizontal seal roll of the first horizontal sealing device 207 performs horizontal heat sealing on the opening side of the packaging film FX filled with the liquid raw material. The liquid raw material filled in the packaging film is hermetically sealed.

  The hermetically sealed packaging bag is sent between the transverse seal rolls of the second transverse seal device 208 directly below, and the second transverse seal roll has the transverse seal portion formed by the first transverse seal device 207 as a seal. Lateral heat-sealing is performed again to form a laterally-sealed portion for ensuring the laterally sealed portion, and by repeating the above series of operations, a three-side sealed type packaging bag is continuously sealed. Will be.

  Then, the chamfering cutter 210 provided on the lower side of the second horizontal seal roll 209 with respect to the specified position of each packaging bag completed in accordance with the above operation is chamfered and cut, and then between each packaging bag. A two-stage cut for cutting up and down is made by the cutting cutter 211 near the center of the horizontal seal. In this way, the roll type automatic packaging machine operates so that three-way type individual packaging bags can be continuously produced.

  FIG. 3 shows a chamfering cutter 109 that cuts a predetermined angle with respect to portions corresponding to the corners of the four corners of each bag in the continuous stick package having a small bag width described in FIG. It is the cutting operation | movement schematic explaining the motion of the cutting cutter 110 which puts the cut | disconnection which cuts between bags.

  As shown in (1) of FIG. 3, each of the continuous stick wrapping bodies 30 having a bag width 32 is sealed by two vertical seals 37 and 37 by the vertical multi-row automatic packaging machine 1 shown in FIG. 1. Is formed. As shown in FIG. 3 (2), four straight chamfer cuts are made by the chamfering cutter 109 (see FIG. 1) in the vicinity between the left and right end portions of the two upper and lower horizontal seals 37, 37. As a result, cut portions 33 and 33 having substantially V-shaped cross sections are formed at the left and right side edge portions of the horizontal seals 37 and 37. The left and right chamfered cutout portions 33, 33 are formed in a straight line having a substantially V-shaped cross section with an inclination of a preset angle A with respect to the longitudinal outer frame of the continuous stick package 30, and These are cut and formed at symmetrical positions in the vertical and horizontal directions. In addition, since the inclination of each of these angles A ... normally employs a value of 45 degrees, the angle of the cut portions 33, 33 is configured to be exactly 90 degrees.

  Next, as shown in (3) of FIG. 3, two upper and lower straight cut portions 34 are formed to separate the bags by the cutting cutter 110 shown in FIG. 35 is cut twice. The straight cuts 34 and 35 are cut twice while overlapping a part of the above-described straight cut portion 33, specifically, a V-shaped valley portion of the double cut portion 33 having a substantially V-shaped cross section. The bag 30 and 31 are formed by cutting twice between the bags 30 and 31 in a state where a predetermined dimension 36 is opened.

  As a result, as shown in FIG. 3 (4), the individual stick packaging bag 31 is completed, and the corner portion of the horizontal seal cut portion of the individual stick packaging bag 31 is provided in the chamfering cutter 109. The chamfering process of 45 degrees is performed by the linear chamfering edge of the degree.

  FIG. 4 shows a chamfering cutter 109 for cutting a predetermined angle with respect to a portion corresponding to the corners of the four corners of the continuous stick package 40 having a large (wide) bag width described in FIG. It is the cut operation schematic diagram explaining the motion of the cutting cutter 110 which cuts the substantially V-shaped cut | interruption which cut | disconnects between the bags in the body.

  As shown in (1) of FIG. 4, a transverse stick portion 47 is formed in the continuous stick package 40 having a relatively wide bag width 42 by the vertical multi-row automatic packaging machine 1 described above. As shown in FIG. 4B, four straight chamfered cut portions 43 are formed by the chamfering cutter 109 in the vicinity of both ends of the horizontal seal portion 47. The substantially V-shaped chamfered cut-out portion 43 is formed in a straight line with an inclination of a preset angle A with respect to the longitudinal outer frame of the continuous stick wrapping body 40, and is in a symmetrical position in the vertical and horizontal directions. Cut into. The inclination of the angle A usually adopts a value of 45 degrees.

  Next, as shown in (3) of FIG. 4, two straight cuts 44 and 45 for cutting the bag between the cutting cutters 110 are formed near the center of the lateral seal portion 47. The straight cuts 44 and 45 are formed so as to cut and cut between the bags twice in a state where a gap of a preset dimension 46 is opened while being superimposed on the above-described straight chamfer cut 43.

  As a result, as shown in FIG. 4 (4), the individual stick packaging bag 41 is completed, and the corners of the horizontal seal cut portions of the individual stick packaging bag 41 are provided in the chamfering cutter 109 shown in FIG. 45-degree linear chamfering (90-degree machining in total) is performed.

  As described above, the chamfering cutter 109 shown in FIG. 1 is provided with four notches, upper, lower, left, and right cutting edges provided in a conventional vertical multi-row automatic packaging machine, and the angles of the cutting edges shown in FIG. As shown in 2) and (2) of FIG. 4, it can be easily carried out by configuring the continuous stick package with an inclination of 45 degrees with respect to the longitudinal outer frame.

  In addition, such a chamfering cutter 109 has a configuration in which a parting notch cutter device or a rotary notch cutter device is specifically changed as described above.

  Similarly, the cutting cutter 110 shown in FIG. 1 is provided with two upper and lower cutting edges of the cutting cutter device provided in the conventional vertical multi-row automatic packaging machine, and these two cutting edges are shown in FIG. As shown in (3) of FIG. 4, it can be easily implemented by configuring with a predetermined dimension 36 interval.

  In addition, such a cutting cutter 110 has a configuration in which a push-cut cutting cutter device or a pinching-type cutting cutter device is partially changed as described above.

  FIG. 5 shows cuts of angles set in advance with respect to portions corresponding to the corners of the four corners of the continuous three-way type package 50 having a small bag width, which is produced by the roll type automatic packaging machine 2 described in FIG. It is the cut operation schematic diagram explaining the movement of the chamfering cutter 210 to put and the cutting cutter 211 which cuts the cut | interruption which cut | disconnects between the bags in a continuous package.

  As shown in (1) of FIG. 5, the continuous three-way type package 50 having a bag width 52 is formed with two upper and lower horizontal seal portions 57 that are parallel by the roll type automatic packaging machine 2 shown in FIG. . As shown in (2) of FIG. 5 with respect to the vicinity of the left and right ends of the lateral seal portion 57, four straight chamfered cut portions 53 by the chamfering cutter 210 shown in FIG. The chamfered cut-out portion 53 is formed in a straight line having a preset angle A with respect to the longitudinal outer frame of the continuous three-way type package 50... It is. The inclination of the angle A normally adopts a value of 45 degrees, and therefore, each cut portion 53 has a right-angle shape of approximately 90 degrees.

  Next, as shown in (3) of FIG. 5, two straight cut lines 54 and 55 are formed in parallel with each other in the vicinity of the center of the lateral seal portion 57 to separate the bags by the cutting cutter 211 shown in FIG. 2. . The straight cut lines 54 and 55 are cut twice between the bags 50 and 51 while being overlapped with the left and right straight chamfer cut portions 53 and 53 with a predetermined dimension 56 therebetween. Formed.

  As a result, as shown in FIG. 5 (4), the individual three-way type packaging bag 51 is completed, and the corner of the horizontal seal cut portion of the individual packaging bag 51 is 45 degrees provided in the chamfering cutter 210. A straight chamfering process is performed.

  FIG. 6 shows a chamfering cutter 210 that cuts a predetermined angle with respect to portions corresponding to the corners of the four corners of the continuous three-way type package having a large bag width described in FIG. 2, and a bag in the continuous package. It is the cutting operation | movement schematic explaining the motion of the cutting cutter 211 which makes the cut | interruption which cut | disconnects between.

  As shown in (1) of FIG. 6, a lateral seal portion 67 is formed on the continuous three-way type packaging body 60 having a bag width 62 by the roll type automatic packaging machine 2. As shown in FIG. 6 (2), four straight chamfered cut portions 63 are formed by the chamfering cutter 210 in the vicinity of both ends of the horizontal seal portion 67. The chamfered cut portion 63 is formed in a straight line with an inclination of a preset angle A with respect to the longitudinal outer frame of the continuous three-way type package 60, and is cut into symmetrical positions in the vertical and horizontal directions. The inclination of the angle A usually adopts a value of 45 degrees.

  Next, as shown in FIG. 6 (3), two straight cut portions 64 and 65 for cutting the bag by the cutting cutter 211 shown in FIG. 1 are formed near the center of the lateral seal portion 67. The straight cut portions 64 and 65 are overlapped with a part of the straight surface cut portion, specifically, a V-shaped valley portion of the cut portion 63 having a substantially V shape, and are spaced with a predetermined dimension 66. In a state where the bag is opened, the bag is cut and cut twice.

  As a result, as shown in FIG. 6 (4), the individual three-way type packaging bag 61 is completed, and the corner of the horizontal seal cut portion of the individual packaging bag 61 is 45 degrees provided in the chamfering cutter 210. A 45-degree chamfering process is performed by the straight chamfering edge.

  In this way, the chamfering cutter 210 has four notches, upper, lower, left and right cutting edges provided in the conventional roll type automatic packaging machine, and the angles of the cutting edges are (2) in FIGS. 5 and 6 respectively. It can implement easily by comprising with a 45-degree inclination with respect to the longitudinal direction external frame of a continuous three-way type package as shown in.

  In addition, such a chamfering cutter 210 has a device configuration in which a parting notch cutter device or a rotary notch cutter device is specifically changed as described above.

  Similarly, the cutting cutter 211 is provided with two upper and lower cutting edges of a cutting cutter device provided in a conventional roll type automatic packaging machine, and these two upper and lower cutting edges are shown in FIG. 5 (3) and FIG. It can implement easily by comprising with a space | interval like 3).

  In addition, such a cutting cutter 211 has a device configuration in which a rotary cutting cutter device or a sandwiching cutting cutter device is specifically changed as described above.

  8 is a top view showing details of the chamfering cutter 210 provided in the roll type automatic packaging machine 2 shown in FIG. 2, and FIG. 9 is provided in the roll type automatic packaging machine 2 shown in FIG. 10 is a front view showing details of the chamfering cutter 210, and FIG. 10 is an enlarged left side view of the chamfering cutter 210 arranged in the roll type automatic packaging machine 2 shown in FIG.

  As shown in FIGS. 8 to 10, the chamfering cutter 210 is configured by a die cutting method, and includes a right chamfering blade 304 that performs predetermined chamfering cutting on both end portions of the continuous packaging bag FY on the front side. Further, a right movable die cut roll 300 and a left fixed die cut roll 301 provided with a left chamfering blade 305 are rotatably supported. A screw variable mechanism 308 for changing the position in the left direction or the right direction according to the bag width dimension of the continuous packaging bag FY when the right movable die cut roll 300 is viewed from the front is attached.

  On the other hand, a right movable receiving roll 302 and a left fixed receiving roll 303 are rotatably supported on the back side so as to face the movable die cut roll 300 and the fixed die cut roll 301. The right movable receiving roll 302 has a right protrusion pin 306 attached thereto, and the left fixed receiving roll 303 has a left protrusion pin 307 attached thereto. A screw variable mechanism 309 is attached for changing the position in the left direction or the right direction in accordance with the bag width dimension of the continuous packaging bag FY when the right movable receiving roll 302 is viewed from the front.

  Below the right movable receiving roll 302, there is a right scraper 312 that peels off the chamfered piece that has been pierced into the right protrusion pin 306, and a right collection pipe 310 that is disposed near the right scraper 312. Similarly, on the lower side of the left fixed receiving roll 303, a left scraper 313 that peels off a chamfered piece that has been pierced into the left projection pin 307, and a left recovery pipe that is provided near the left scraper 313. There are 311. And the attachment of this right scraper 312 and the right collection | recovery pipe 310 has a structure which can change a position in the left-right direction.

  The entire roll shaft on which the right movable die cut roll 300, the left fixed die cut roll 301, and the screw variable mechanism 308 are configured includes the right movable receiver roll 302, the left fixed receiver roll 303, and the screw variable mechanism 309. Are pressed against each other toward the entire roll axis, and the right chamfering blade 304 and the right receiving roll 302 can be cut by the right chamfering die cut and the left chamfering blade 305 and the left receiving roll 303 can be cut by the left chamfering die cut. Yes.

  Furthermore, when the bag width dimension of the continuous packaging bag FY is changed, the adjustment knobs of the screw variable mechanism 308 and the screw variable mechanism 309 are screwed and rotated so that the positions of the right movable die cut roll 300 and the right movable receiving roll 302 are changed. While changing to the left direction or the right direction, the attachment positions of the right scraper 312 and the right collection pipe 310 are changed to the left direction or the right direction to match the bag width dimension of the continuous packaging bag FY.

  Next, the operation of the chamfering cutter device 210 will be described with reference to FIGS. FIG. 11 is an operation schematic diagram showing a state before chamfering cutting is performed on the continuous packaging bag FY using the left fixed die-cut roll 301 and the left fixed receiving roll 303. As shown in FIG. 11, as the continuous packaging bag FY moves downward, the left fixed die cut roll 301 rotates counterclockwise, and the left fixed receiving roll 303 rotates clockwise. . In this state, the left chamfering blade 305 and the left protrusion pin 307 are in the illustrated positions, and are in a positional relationship before chamfering die cutting.

  FIG. 12 is an operation schematic diagram showing a state in which chamfer cutting is performed on the continuous packaging bag FY using the left fixed die-cut roll 301 and the left fixed receiving roll 303. As shown in FIG. 12, the left chamfering blade 305 and the left fixed receiving roll 303 of the left fixed die-cut roll 301 are pressed against the lateral seal portion of the continuous packaging bag FY, which is a die-cut cut state. At this time, the left protruding pin 307 attached to the left fixed receiving roll 303 pierces the chamfered piece FZ that has been cut by die cutting.

  A flexible member such as rubber is fitted in the left chamfering blade 305. When the left projection pin 307 pierces the chamfered piece FZ, the left projection pin 307 is damaged while supporting the chamfered piece FZ from the back. Without passing through the chamfered piece FZ.

  FIG. 13 is an operation schematic diagram showing a state in which the chamfering die cut cutting operation by the left fixed die cut roll 301 and the left fixed receiving roll 303 is completed and the cut chamfered piece FZ is conveyed by the left protrusion pin 307. As shown in FIG. 13, the cut chamfered piece FZ is conveyed toward the left scraper 313 in accordance with the rotation operation of the left fixed receiving roll 303 in a state where the chamfered piece FZ is stuck into the left protruding pin 307.

  In order to prevent the chamfered piece FZ from falling off the left projection pin 307 during the conveyance operation of the chamfered piece FZ, a return blade is attached to the left projection pin 307 so that the conveyance operation can be reliably continued. It is like that.

  FIG. 14 is an operation schematic diagram showing a state in which the chamfered piece FZ pierced by the left protrusion pin 307 is peeled off by the left scraper 313. As shown in FIG. 14, the chamfered piece FZ is inserted into the left scraper 313 by the rotation operation of the left fixed receiving roll 303 and is peeled off from the left protruding pin 307.

  FIG. 15 is an operation schematic diagram showing a state after the chamfered piece FZ is peeled off from the left protrusion pin 307 by the left scraper 313. As shown in FIG. 15, the chamfered piece FZ is completely peeled off from the left protrusion pin 307 by the left scraper 313, and the chamfered piece FZ peeled off by the recovery pipe 311 disposed in the vicinity of the left scraper 313. Will be collected by suction.

  Note that a vacuum suction device is connected to the recovery pipe 311 so that the suction recovery operation of the chamfered piece FZ can be reliably performed.

  The operation relating to the left fixed die-cut roll 301 and the left fixed receiving roll 303 is described above with reference to FIGS. 11 to 15. However, the operation relating to the right fixed die-cut roll 300 and the right fixed receiving roll 302 is also the same as this movement. As a result, the chamfering cutter device 210 can continuously perform die-cut chamfering cutting on both end portions of the continuous packaging bag FY.

  Here, the cutting cutter 211 provided in the roll type automatic packaging machine 2 shown in FIG. 2 will be described. The cutting cutter 211 is configured by the same die cutting method as the chamfering cutter 210 described with reference to FIGS.

  That is, a die-cut roll having a cutting blade that performs a two-stage cutting operation for cutting up and down with respect to the vicinity of the center of the horizontal seal between the respective packaging bags, and the cutting bag is cut by sandwiching the packaging bag between the die-cut rolls. The cutting cutter 211 is not provided with a variable screw mechanism.

  Since the die-cut roll and the receiving roll provided with the cutting blade of this cutting cutter have a roll width sufficiently larger than the maximum bag width dimension of the three-way type packaging body manufactured in the roll type automatic packaging machine 2, a predetermined width in the above configuration is obtained. A two-stage disconnection operation can be performed.

  Further, the cutting cutter 211 is provided with a member similar to the chamfering cutter device 210 described with reference to FIGS. That is, the receiving roll of the cutting cutter 211 is provided with a projecting pin for piercing the cut piece and transporting it to a predetermined recovery pipe. The cut piece is sucked and collected near the receiving roll of the cutting cutter 211. A recovery pipe is disposed, and a flexible member such as rubber is fitted into the die-cut roll blade of the cutting cutter 211 so that the protruding pin of the receiving roll can be penetrated without being broken when the cut piece is pierced.

  A scraper for peeling off the cut piece stuck to the protruding pin of the receiving roll of the cutting cutter 211 is provided in the vicinity of the collection pipe for the cut piece, and is similar to the chamfering cutter 210 described with reference to FIGS. Die-cutting and cutting can be performed continuously with respect to the vicinity of the center of the horizontal seal of the continuous packaging bag FY while reliably collecting the cut pieces.

  The embodiment of the present invention is an example for embodying the present invention, and has a corresponding relationship with the invention-specific matters in the claims, but is not limited thereto. Various modifications can be made without departing from the scope of the invention.

DESCRIPTION OF SYMBOLS 1 Vertical multi-row automatic packaging machine 2 Roll type automatic packaging machine 30, 40 Continuous stick packaging body 31, 41 Individual stick packaging bag 33, 43, 53, 63 Straight surface cut-out part 34, 35, 44, 45, 54, 55 , 64, 65 Straight cut portion 50, 60 Continuous three-way type package 51, 61 Individual three-way type packaging bag 101 Operation panel box 102 Hopper 103 Intermediate hopper 104 Weighing supply panel 105 Intermediate chute 106 Filling pipe 107 Vertical seal device 108 Horizontal seal device DESCRIPTION OF SYMBOLS 109 Chamfering cutter 110 Cutting cutter 200 Control box 201 Operation box 202 Film feeding device 203 Film folding roll 204 Film folding mechanism 205 Filling mechanism 206 Vertical seal roll device 207 First horizontal seal roll device 208 Second horizontal seal roll device 209 Guide mechanism 210 Chamfering cutter 211 Cutting cutter 212 Sliding table 300 Right movable die cut roll 301 Left fixed die cut roll 302 Right movable receiving roll 303 Left fixed receiving roll 304 Right chamfering blade 305 Left chamfering blade 306 Right protrusion pin 307 Left projection pin 308, 309 Screwing variable mechanism 310 Right collection pipe 311 Left collection pipe 312 Right scraper 313 Left scraper

Claims (3)

Automatic packaging machine that separates and manufactures individual stick packaging bags from a continuous stick packaging body consisting of a series of packaging bags filled with raw materials, or a packaging bag cutter deployed on the production line of individual stick packaging bags A device,
The cutter device was previously set at an oblique angle to be chamfered with respect to the portions corresponding to the corners of the four corners of each bag in the finished continuous stick packaging body by two upper and lower cutting edges spaced apart from each other. A chamfering cutter for cutting ,
In a state in which at a distance including a break in the diagonal, packaging bag cutter device comprising a cutting cutter, that is constituted by for performing disconnection between the successive stick packaging. 2. The packaging bag cutter device according to claim 1, wherein the chamfering cutter is configured to be movable and adjustable in the width direction in accordance with the width of the packaging bag to be manufactured. The cut angle of the chamfer cutter, relative to the continuous stick packaging longitudinal outline frame of the packaging bag cutter device according to claim 1 or 2, characterized in that is made to the inclination of 45 degrees.