US20170113825A1 - Multi-column automatic packaging machine - Google Patents

Multi-column automatic packaging machine Download PDF

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Publication number
US20170113825A1
US20170113825A1 US15/317,012 US201415317012A US2017113825A1 US 20170113825 A1 US20170113825 A1 US 20170113825A1 US 201415317012 A US201415317012 A US 201415317012A US 2017113825 A1 US2017113825 A1 US 2017113825A1
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US
United States
Prior art keywords
packing
vertical sealing
sealing
belt
lateral
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
US15/317,012
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English (en)
Inventor
Mitsuo NAOI
Shinya NAGOSHI
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sanko Machinery Co Ltd
Original Assignee
Sanko Machinery Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sanko Machinery Co Ltd filed Critical Sanko Machinery Co Ltd
Assigned to SANKO MACHINERY CO., LTD. reassignment SANKO MACHINERY CO., LTD. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: NAGOSHI, Shinya, NAOI, MITSUO
Publication of US20170113825A1 publication Critical patent/US20170113825A1/en
Abandoned legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B65/00—Details peculiar to packaging machines and not otherwise provided for; Arrangements of such details
    • B65B65/003—Packaging lines, e.g. general layout
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B51/00—Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
    • B65B51/10—Applying or generating heat or pressure or combinations thereof
    • B65B51/26—Devices specially adapted for producing transverse or longitudinal seams in webs or tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B51/00—Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
    • B65B51/10—Applying or generating heat or pressure or combinations thereof
    • B65B51/26—Devices specially adapted for producing transverse or longitudinal seams in webs or tubes
    • B65B51/30—Devices, e.g. jaws, for applying pressure and heat, e.g. for subdividing filled tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B61/00—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages
    • B65B61/02—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for perforating, scoring, slitting, or applying code or date marks on material prior to packaging
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B61/00—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages
    • B65B61/04—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for severing webs, or for separating joined packages
    • B65B61/06—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for severing webs, or for separating joined packages by cutting
    • B65B61/08—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for severing webs, or for separating joined packages by cutting using rotary cutters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B65/00—Details peculiar to packaging machines and not otherwise provided for; Arrangements of such details
    • B65B65/003—Packaging lines, e.g. general layout
    • B65B65/006—Multiple parallel packaging lines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B9/00—Enclosing successive articles, or quantities of material, e.g. liquids or semiliquids, in flat, folded, or tubular webs of flexible sheet material; Subdividing filled flexible tubes to form packages
    • B65B9/10—Enclosing successive articles, or quantities of material, in preformed tubular webs, or in webs formed into tubes around filling nozzles, e.g. extruded tubular webs
    • B65B9/20—Enclosing successive articles, or quantities of material, in preformed tubular webs, or in webs formed into tubes around filling nozzles, e.g. extruded tubular webs the webs being formed into tubes in situ around the filling nozzles
    • B65B9/207—Enclosing successive articles, or quantities of material, in preformed tubular webs, or in webs formed into tubes around filling nozzles, e.g. extruded tubular webs the webs being formed into tubes in situ around the filling nozzles the web advancing continuously
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B2210/00—Specific aspects of the packaging machine
    • B65B2210/02—Plurality of alternative input or output lines or plurality of alternative packaging units on the same packaging line for improving machine flexibility
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B2220/00—Specific aspects of the packaging operation
    • B65B2220/06—Cutting webs along their longitudinal direction

Definitions

  • the present invention belongs to a technical field of an automatic packing machine configured to automatically fill and pack a material to be packed (content) using a packing film (packing material). More specifically, the present invention relates to a multiple-line (multiple-string) automatic packing machine configured to slit a band-like packing film into a plurality of strips, and to form packing bags using the plurality of slit packing films.
  • a related-art multiple-line (multiple-string) automatic packing machine is configured to continuously perform slitting of a take-up packing material, which is obtained by uniformly performing printing on a wide sheet film, into strips in accordance with the number of lines, vertical sealing, lateral sealing, filling of a material to be packed, and cutting.
  • Reference symbol F denotes a take-up roll obtained by taking up a wide printed packing material FX; AS and AT, packing material feed rollers rotated by a motor (not shown); BX, a slitter configured to slit the above-mentioned packing material FX into a plurality of packing films Fa between a roller B and the slitter; and Ca and Cb, guide rollers.
  • reference symbol D denotes a plurality of supply pipes arranged in line at equal intervals in a lateral direction and configured to fill the material to be packed;
  • E a forming member configured to wind and wrap each fed packing film Fa around a periphery of each supply pipe D;
  • X vertical sealers (vertical sealing device) configured to perform vertical sealing on both edges of each packing film Fa, thereby forming the entire packing film Fa into a cylindrical shape;
  • Y lateral sealers (lateral sealing device) configured to perform lateral sealing on each packing film Fa subjected to vertical sealing and formed into a cylindrical shape.
  • the lateral sealers Y move upward, and are returned to positions before performing the above-mentioned lateral sealing.
  • the lateral sealers Y perform lateral sealing again, thereby sealing an opening of each bag into which the material to be packed is filled.
  • cutters (not shown) cut a center line of the lateral sealed portion into upper and lower parts.
  • reference symbol P denotes a packed product formed by the above-mentioned multiple-line automatic packing machine into a stick-like shape by sealing; Pa, a vertical sealed portion of the packed product; and Pc and Pb, upper and lower lateral sealed portions cut by the cutters.
  • the multiple-line automatic packing machine has such an advantage that the large number of stick-like packed products can be automatically packed at one time.
  • a size (length) of the packed products is changed, it is necessary to adjust upward and downward movement amounts of the lateral sealers Y in accordance with the size.
  • a rotary crank mechanism is used as means for moving the lateral sealers Y upward and downward.
  • a radius of rotation of the crank When a length of a bag is changed, it is necessary to adjust a radius of rotation of the crank.
  • a timing setting cam or the like, it is necessary to adjust a timing of filling the material to be packed and a timing of cutting performed by the cutters every time the length of the bag is changed.
  • Manipulation of the rotary differential gear unit and the timing setting cam requires time and labor, and is significantly troublesome.
  • Patent Literature 2 the inventors of the present invention have proposed a technology of moving the lateral sealers Y upward and downward using an electric driving motor, movable pulleys mounted to the lateral sealers Y, fixed pulleys fixed to a frame side, and a timing belt, a chain, or the like stretched over the pulleys instead of using the rotary crank mechanism as means for moving the lateral sealers Y upward and downward.
  • upward and downward movement of the lateral sealers Y can be set to arbitrary speed with a high degree of freedom independently of feeding speed of the film, a timing of filling the material to be packed, and the like. Accordingly, even when the size (length) of each packed product is changed, adjustment is easily performed, with the result that the adjusting operations can be shortened and a waste of the material to be packed and the packing material FX can be prevented.
  • the present invention has been made in view of the above-mentioned circumstances, and has an object to provide a multiple-line automatic packing machine capable of, with a simple and low-cost configuration thereof, automatically packing stick-like packed products in multiple lines while continuously feeding a packing film at a predetermined speed without temporarily stopping the feeding.
  • a multiple-line automatic packing machine including:
  • the multiple-line automatic packing machine being configured to produce packed products each having three sealed sides simultaneously and continuously in multiple lines through the procedures of:
  • each of the multiple packing films which is continuously conveyed at a predetermined speed, into substantially a cylindrical shape by winding the each of the multiple packing films around an outer periphery of the former arranged along the conveying direction;
  • the vertical sealing device including a vertical sealing belt controlled at a predetermined temperature, the vertical sealing device being configured to perform vertical sealing while pressing the vertical sealing belt against the former through intermediation of the overlapping portion, and rotating the vertical sealing belt along the conveying direction of the each of the multiple packing films at the same speed as speed of the each of the multiple packing films continuously conveyed at the predetermined speed, the lateral sealing device being configured to perform lateral sealing on a portion of the each of the multiple packing films corresponding to a lower portion of the cylindrical packing bag, and then perform lateral sealing on a portion of the each of the multiple packing films corresponding to an upper portion of the cylindrical packing bag while moving upward and downward in synchronization with the each of the multiple packing films continuously conveyed at the predetermined speed.
  • the vertical sealing device may include a driving motor configured to rotationally drive the vertical sealing belt.
  • the multiple-line automatic packing machine may further include a vertical sealing feed unit including a vertical sealing feed belt that is arranged around the former, and is rotated along the conveying direction of the each of the multiple packing films at the same speed as the speed of the each of the multiple packing films continuously conveyed at the predetermined speed under a state in which the vertical sealing feed belt and the former sandwich the each of the multiple packing films therebetween.
  • a vertical sealing feed unit including a vertical sealing feed belt that is arranged around the former, and is rotated along the conveying direction of the each of the multiple packing films at the same speed as the speed of the each of the multiple packing films continuously conveyed at the predetermined speed under a state in which the vertical sealing feed belt and the former sandwich the each of the multiple packing films therebetween.
  • the multiple-line automatic packing machine capable of, with the simple and low-cost configuration thereof, slitting the packing film into multiple strips, and automatically producing the packing bags each having four sealed sides simultaneously in multiple lines (a plurality of parallel lines) using the slit packing films.
  • FIG. 1 is a front view for illustrating a multiple-line automatic packing machine according to an embodiment of the present invention.
  • FIG. 2 is a side view for illustrating the internal structure of the multiple-line automatic packing machine according to the embodiment (right-hand side view for illustrating the internal structure of the multiple-line automatic packing machine of FIG. 1 ).
  • FIG. 3(A) is a plan view for illustrating the internal structure (a part of a vertical sealing device) of the multiple-line automatic packing machine according to the embodiment.
  • FIG. 3(B) is a sectional view taken along the arrow A-A of FIG. 3(A) .
  • FIG. 3(C) is a sectional view taken along the arrow B-B of FIG. 3(A) .
  • FIG. 4(A) is a front view for illustrating an example of a stick-like packing bag (packed product) produced by the multiple-line automatic packing machine according to the embodiment.
  • FIG. 4(B) is a right-hand side view for illustrating the packing bag of FIG. 4(A) .
  • FIG. 4(C) is a plan view for illustrating the packing bag of FIG. 4(A) .
  • FIG. 5 is a perspective view for illustrating an example of a configuration of a relater-art multiple-line automatic packing machine.
  • FIG. 1 is a front view for illustrating an external appearance of a multiple-line (multiple-string) automatic packing machine according to the present invention
  • FIG. 2 is a side view for illustrating the internal structure of the multiple-line automatic packing machine.
  • reference symbol 1 denotes an entire machine body of the multiple-line automatic packing machine
  • 2 a hopper containing therein various kinds of materials to be packed, such as liquid, powder, and a viscous body
  • 2 T a supply passage connected to the hopper 2 .
  • Reference symbol 10 denotes an input device configured to input various kinds of data to a controller
  • reference symbol 11 denotes a packing material shaft configured to support a packing film pulled out from a packing film roll F while applying predetermined tension to the packing film.
  • reference symbol 3 denotes a filling device configured to fill the material to be packed (content to be packed into a packing bag) and mounted to a lower end of the supply passage 2 T.
  • the content which is measured for each packing bag by a measuring board 3 K moved by a filling air cylinder 3 A in a reciprocating manner, is supplied into a chute 4 at a predetermined timing so as to correspond to each packing bag.
  • a strip of a wide packing film F 1 taken up into the packing film roll F is fed by a packing material feed device 12 at a predetermined speed continually (without temporarily stopping or unintermittently), and a packing film F 2 fed continually (without temporarily stopping) is slit (divided) by a packing material slitting device 13 into four strips.
  • Each of four divided packing films F 3 is wrapped (wound) around an outer periphery of a hollow cylindrical former 5 from both sides of the former.
  • the packing films F 3 are each formed into substantially a cylindrical shape.
  • Each of the four slit packing films is subjected to vertical sealing, lateral sealing, content filling, and the like by devices provided for each of the four slit packing films, thereby being manufactured into a packing bag.
  • each packing film F 4 formed into a cylindrical shape is wound into substantially a cylindrical shape around the outer periphery of the former 5 , back surfaces of both sides (open ends) of the packing film F 4 are superposed on each other so as to be opposed to each other at a superposed portion (overlapping portion) P, and then the packing film F 4 is fed into a triple belt-type vertical sealing device 6 .
  • the triple belt-type vertical sealing device 6 performs vertical sealing on the superposed portion P, thereby forming a packing film F 5 having substantially a cylindrical shape.
  • the packing film to be used in the present invention refers to a packing film obtained in such a manner that back surfaces of the packing film are bonded to each other by heat sealing under a state in which the back surfaces of the packing film are opposed to each other similarly to the case of the superposed portion P. Even when front surfaces of the packing film, or the front surface and the back surface of the packing film are subjected to heat sealing in a superposed state, the front surfaces of the packing film, or the front surface and the back surface of the packing film are not bonded to each other.
  • a belt-type vertical sealing unit 61 is arranged at a position corresponding to the superposed portion P of the packing film F 4 wound into substantially a cylindrical shape around the former 5 .
  • the belt-type vertical sealing unit 61 includes a vertical sealing unit base 64 , an electrothermal heater fitting 614 mounted to the vertical sealing unit base 64 and heated to and kept at a predetermined temperature, a vertical sealing belt 611 held in abutment on the electrothermal heater fitting 614 and controlled at the predetermined temperature, and vertical sealing belt pulleys 612 and 613 over which the vertical sealing belt 611 is stretched.
  • a vertical sealing belt driven gear 618 is integrally mounted to the vertical sealing belt pulley 613 , and a vertical sealing belt driving gear 617 is meshed with the vertical sealing belt driven gear 618 .
  • the vertical sealing belt 611 is arranged so as to be rotated along a conveying direction of the packing film F 4 .
  • a vertical sealing belt driving motor 65 is coupled to the vertical sealing belt driving gear 617 in a rotating manner. Rotation speed of the vertical sealing belt driving motor 65 is controlled to the same speed as feeding speed (conveying speed) of the packing film.
  • the belt-type vertical sealing unit 61 having the above-mentioned configuration, vertical sealing can be performed on the superposed portion P between the both sides (open ends) of the packing film F 4 , which is wound into substantially a cylindrical shape around the outer periphery of the former 5 , in such a manner that the vertical sealing belt 611 increased in temperature by the electrothermal heater fitting 614 is pressed against the outer periphery of the former 5 through intermediation of the superposed portion P (see FIG. 4(C) ).
  • the vertical sealing belt 611 is rotationally driven in accordance with the conveying speed of the packing film F 4 . Accordingly, unlike the related art, it is not necessary to temporarily stop feeding (conveyance) of the packing film when performing vertical sealing, thereby being capable of increasing production efficiency.
  • the belt-type vertical sealing unit 61 performs vertical sealing while rotating the belt heated to the predetermined temperature along the conveying direction of the packing film. Accordingly, unlike the related art, when vertical sealing is performed, it is not necessary to provide a complicated advancing/retreating mechanism (reciprocating mechanism) configured to cause a vertical sealer to perform vertical sealing by moving the vertical sealer close to the packing film in a direction orthogonal to a plane of conveyance of the packing film so as to bring the vertical sealer into contact with the packing film, and then retreat the vertical sealer from the packing film. Consequently, simplification of the configuration can be promoted, and the belt-type vertical sealing unit 61 can contribute to reduction in vibration, noise, and the like, and to increase in conveying speed of the packing film.
  • a right vertical sealing feed unit 63 and a left vertical sealing feed unit 62 are arranged on both right and left sides of the belt-type vertical sealing unit 61 in a diameter direction of the former 5 , respectively.
  • At least one of the left vertical sealing feed unit 62 or the right vertical sealing feed unit 63 corresponds to a vertical sealing feed unit according to the present invention.
  • the left vertical sealing feed unit 62 (right vertical sealing feed unit 63 ) includes a left vertical sealing feed belt 621 (right vertical sealing feed belt 631 ) rotated along the conveying direction of the packing film F 4 , and the left vertical sealing feed belt 621 (right vertical sealing feed belt 631 ) is stretched over left vertical sealing feed belt pulleys 622 , 623 , 624 , and 625 (right vertical sealing feed belt pulleys 632 , 633 , 634 , and 635 ), and is configured to press the packing film F 4 , which is wound into substantially a cylindrical shape around the outer periphery of the former 5 , from each side of the former 5 .
  • a vertical sealing feed belt driving electric motor 66 is coupled to the left vertical sealing feed belt pulley 623 (right vertical sealing feed belt pulley 633 ) so as to rotationally drive the left vertical sealing feed belt 621 (right vertical sealing feed belt 631 ).
  • the left vertical sealing feed belt 621 (right vertical sealing feed belt 631 ) is rotationally driven at the same speed as the conveying speed of the packing film F 4 while pressing, from each side of the former 5 , the packing film F 4 wound into substantially a cylindrical shape around the outer periphery of the former 5 .
  • the left vertical sealing feed unit 62 (right vertical sealing feed unit 63 ) can help (assist or guide) conveyance of the packing film F 4 subjected to vertical sealing by the belt-type vertical sealing unit 61 , and can contribute to achievement of smooth feeding (conveyance) of the packing film.
  • the packing film F 5 subjected to vertical sealing and formed into substantially a cylindrical shape as described above is next subjected to lateral sealing at a portion below a content filling portion of the packing film F 5 .
  • the material to be packed (content) is filled in the packing film F 5 , and then lateral sealing is performed on a portion of the packing film F 5 above the content filling portion.
  • packing bags are linked to one another in a string form (F 6 ).
  • the filling device 3 supplies, into the chute 4 , a certain amount of the material to be packed contained in the hopper 2 , and then fills and supplies the material to be packed from a lower end opening of the chute 4 into the packing film that is subjected to lateral sealing at the portion below the content filling portion and formed into a bag shape having an upper opening formed therein.
  • the lateral sealing device 7 is moved downward by a lateral sealing device moving mechanism 14 by a length corresponding to one bag (one content filling portion), thereby moving downward the packing film F 5 by the length corresponding to one bag. Then, the lateral sealers 7 X and 7 Y are laterally separated from each other to cancel sandwiching. In the separated state, the lateral sealers 7 X and 7 Y are returned and lifted up to original lateral sealing positions (lateral sealing positions above the content filling portion).
  • the lateral sealing device 7 is configured to perform lateral sealing on a portion of the packing film corresponding to a lower portion of the packing bag, and then perform lateral sealing on a portion of the packing film corresponding to an upper portion of the packing bag while moving upward and downward in synchronization with the packing film continuously conveyed at a predetermined speed.
  • the lateral sealing device moving mechanism 14 includes movable pulleys (gears) 7 A and 7 B mounted to the lateral sealing device 7 in a rotatable manner, fixed pulleys (gears) 7 C and 7 D mounted to the machine body 1 in a rotatable manner, a lateral sealer driving motor 7 M configured to drive and rotate the fixed pulley 7 C in an up-and-down direction, and an interlocking member 14 A formed of a timing belt, a chain, or the like.
  • the interlocking member 14 A includes both upper and lower end portions 14 a and 14 b fixed to upper and lower portions of the machine body 1 , respectively, and an intermediate portion stretched over the upper and lower movable pulleys 7 A and 7 B and then stretched in an inverted manner so as to be stretched over the upper end lower fixed pulleys 7 C and 7 D.
  • the lateral sealing device moving mechanism 14 having the above-mentioned configuration, when the driving motor 7 M rotates the fixed pulley 70 counterclockwise in FIG. 2 , the lateral sealing device 7 is moved downward due to intermeshing operation between the respective pulleys 7 A to 7 D and the interlocking member 14 A formed of a timing belt, a chain, or the like. Conversely, when the fixed gear 7 C is rotated clockwise, the lateral sealing device 7 can be moved upward. Upward and downward movement amounts and movement positions of the lateral sealers 7 X and 7 Y can be adjusted so as to conform to a length dimension of one bag (see reference symbol L of FIG. 4 ) by controlling rotation of the driving motor 7 M. Further, upward and downward moving speed of the lateral sealers 7 X and 7 Y can be controlled so as to balance with feeding speed of the packing material delivering device 12 and speed of feeding (conveying) the packing film F 4 by the vertical sealing device 6 .
  • reference symbol 8 denotes an entire configuration of a cutter device arranged below the above-mentioned lateral sealing device 7 .
  • the cutter device 8 includes cutters 8 A and 8 B configured to cut, into upper and lower parts, a center line of the lateral sealed portion sealed by the above-mentioned lateral sealing device 7 .
  • FIG. 4 are views for illustrating an external appearance of a stick-like packed product F 7 packed by the multiple-line automatic packing machine having the above-mentioned configuration.
  • reference symbol P denotes a vertical sealed portion
  • reference symbol L denotes a length dimension (size) of the packed product F 7 .
  • the multiple-line automatic packing machine 1 of this embodiment As described above, according to the multiple-line automatic packing machine 1 of this embodiment, a length and a size of the stick-like packed product formed in each of multiple lines, and a filling timing of the material to be packed can be changed easily and precisely. Accordingly, the present invention is suitable when the predetermined number of stick-like packed products various in size and kind are formed by heat sealing for every size, and the number of times of wasteful trial sealing performed when the size and the filling timing are changed is reduced. Thus, such economical efficiency can be obtained that a waste of the material to be packed and the packing film can be prevented.
  • the multiple-line automatic packing machine 1 including the belt-type vertical sealing device 6 of this embodiment can perform vertical sealing on the packing film while continuously feeding the packing film at a predetermined speed without temporarily stopping the feeding, thereby being capable of increasing production efficiency.
  • the multiple-line automatic packing machine 1 including the belt-type vertical sealing device 6 of this embodiment is configured to perform vertical sealing while rotating the vertical sealing belt heated to the predetermined temperature along the conveying direction of the packing film. Accordingly, unlike the related art, when vertical sealing is performed, it is not necessary to provide the complicated advancing/retreating mechanism (reciprocating mechanism) configured to cause the vertical sealer to perform vertical sealing by moving the vertical sealer close to the packing film in the direction orthogonal to the plane of conveyance of the packing film so as to bring the vertical sealer into contact with the packing film, and then retreat the vertical sealer from the packing film. Consequently, simplification of the configuration can be promoted, and the multiple-line automatic packing machine 1 can contribute to reduction in vibration, noise, and the like, and to increase in conveying speed of the packing film.
  • the multiple-line automatic packing machine of this embodiment it is possible to provide the multiple-line automatic packing machine capable of, with a simple and low-cost configuration thereof, automatically packing the stick-like packed products in multiple lines while continuously feeding the packing film at a predetermined speed without temporarily stopping the feeding.
  • the present invention is not limited thereto.
  • the present invention is also applicable to a case where a strip of the wide packing film is slit into a plurality of strips and packing bags are automatically produced in a plurality of lines.
  • the vertical sealing belt driving motor 65 and the vertical sealing feed belt driving motor 66 are arranged is described as an example, but the present invention is not limited thereto.
  • the present invention maybe constructed such that the vertical sealing belt driving motor 65 and the vertical sealing feed belt driving motor 66 are omitted, and that the vertical sealing belt 611 , the left vertical sealing feed belt 621 , and the right vertical sealing feed belt 631 are driven to rotate by conveyance motion of the packing film on which the vertical sealing belt 611 , the left vertical sealing feed belt 621 , and the right vertical sealing feed belt 631 are held in abutment.
  • the vertical sealing belt driving motor 65 and the vertical sealing feed belt driving motor 66 are arranged independently of a driving source and the like configured to convey the packing film.
  • rotation speed of the vertical sealing belt 611 , the left vertical sealing feed belt 621 , and the right vertical sealing feed belt 631 can be controlled independently of one another.
  • an error and a fluctuation caused by a difference in a slip amount and the like are eliminated, thereby being capable of achieving satisfactory operation (satisfactory vertical sealing or assist to smooth conveyance of the packing film) with high accuracy in accordance with conveying speed of the packing film.
  • the present invention can slit a packing film into multiple strips, and automatically produce packing bags each having four sealed sides simultaneously in multiple lines (a plurality of parallel lines) using the slit packing films. Therefore, the present invention is useful.
US15/317,012 2014-06-09 2014-11-28 Multi-column automatic packaging machine Abandoned US20170113825A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2014-118318 2014-06-09
JP2014118318A JP2015229527A (ja) 2014-06-09 2014-06-09 多列式自動包装機
PCT/JP2014/081565 WO2015190011A1 (ja) 2014-06-09 2014-11-28 多列式自動包装機

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US20170113825A1 true US20170113825A1 (en) 2017-04-27

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JP (1) JP2015229527A (ja)
WO (1) WO2015190011A1 (ja)

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US10059536B2 (en) * 2012-08-16 2018-08-28 Sanko Machinery Co., Ltd. Particulate material supplying apparatus with a downwardly slanting discharge gutter which rotates side to side
WO2020161157A1 (de) * 2019-02-08 2020-08-13 Rovema Gmbh Doppelrohr-schlauchbeutelmaschine mit dosiervorrichtung und transfersystem
US20210214110A1 (en) * 2018-05-18 2021-07-15 Gea Food Solutions Germany Gmbh Unwinding a film roll in a packaging machine
CN116443339A (zh) * 2023-04-13 2023-07-18 广州锐嘉工业股份有限公司 一种多列颗粒包装机

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