WO2017069199A1 - 袋検査装置 - Google Patents

袋検査装置 Download PDF

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Publication number
WO2017069199A1
WO2017069199A1 PCT/JP2016/081112 JP2016081112W WO2017069199A1 WO 2017069199 A1 WO2017069199 A1 WO 2017069199A1 JP 2016081112 W JP2016081112 W JP 2016081112W WO 2017069199 A1 WO2017069199 A1 WO 2017069199A1
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WO
WIPO (PCT)
Prior art keywords
product
pair
packaging bag
bag
guide members
Prior art date
Application number
PCT/JP2016/081112
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English (en)
French (fr)
Japanese (ja)
Inventor
横田　祐嗣
高橋　淳
百恵 高橋
美紀 畑野
Original Assignee
株式会社イシダ
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.)
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Application filed by 株式会社イシダ filed Critical 株式会社イシダ
Publication of WO2017069199A1 publication Critical patent/WO2017069199A1/ja

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    • 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
    • B65B57/00—Automatic control, checking, warning, or safety devices
    • B65B57/02—Automatic control, checking, warning, or safety devices responsive to absence, presence, abnormal feed, or misplacement of binding or wrapping material, containers, or packages
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/36—Investigating fluid-tightness of structures by using fluid or vacuum by detecting change in dimensions of the structure being tested

Definitions

  • This disclosure relates to a bag inspection device that inspects a packaging bag of a product in which contents are packaged.
  • a product in which contents such as snack snacks are packaged may be deteriorated quickly or foreign matter may be mixed if there is a defective packaging bag (for example, a defective seal). For this reason, in such products, a seal check for inspecting the quality of the packaging bag is performed to eliminate defective products.
  • a product conveying means, a holding member for holding and pressing a product, and a distance between the holding member and the conveying means at the time of carrying in the product are narrower than the height of the product.
  • a bag inspection device (seal check device) provided with a servo motor that detects the amount of upward displacement of the subsequent clamping member.
  • the present disclosure provides a bag inspection device capable of inspecting the quality of a product packaging bag in which the contents are packaged even when the amount of gas filled in the product packaging bag is small. Objective.
  • An inspection device is a bag inspection device that inspects a packaging bag of a product in which contents are packaged, and includes a first member that presses the product conveyed by the conveyance unit, and a first member When the product pressed by the second member pressing the product from a direction different from the product pressing direction of the first member, and when the second member presses the product, the first member and / or the second member is the product.
  • a determination unit that determines the quality of the packaging bag based on a reaction force received from the first member, and when the first member presses the product, the gas in the packaging bag is changed to the second member and the contents in the packaging bag. Move between.
  • the bag inspection apparatus having this configuration, when the product is pressed by the first member, the gas dispersed in the packaging bag is collected between the second member and the contents in the packaging bag.
  • the second member presses the product in a state where the gas in the packaging bag is collected between the second member and the contents in the packaging bag.
  • the determination unit determines whether the packaging bag is good or bad based on a reaction force that the second member receives from the product when the second member presses the product pressed by the first member. May be determined.
  • a servo motor that acquires a displacement amount of the first member and / or the second member when the product is pressed by the second member to the side opposite to the product pressing direction is further provided.
  • the determination unit may acquire the reaction force based on the displacement amount.
  • the amount of displacement of the first member and / or the second member in the opposite direction to the product pressing direction when the product is pressed by the second member that is, the first member and / or the second member.
  • the reaction force received by the member can be acquired with a simple configuration.
  • the first member may press the product from a direction different from the product conveyance direction.
  • the first member extends in the product conveyance direction and is disposed so as to face each other, and in the product pressing direction in the first member of the product conveyed by the conveyance unit.
  • a pair of guide members that regulate movement, and the pair of guide members are arranged at a predetermined interval, and the predetermined interval is in the product pressing direction of the first member of the product conveyed by the conveyance unit. It may be smaller than the size.
  • the product guided between the pair of guide members by the transport unit is pressed in a direction different from the transport direction.
  • distributed in a packaging bag can be collected between the 2nd member and the contents in a packaging bag by simple structure.
  • the pair of guide members may be provided so that the above-described distance can be adjusted.
  • the above-mentioned interval can be adjusted according to the size of the contents, so that the product is pressed more reliably, and the gas dispersed in the packaging bag is the second member and the contents in the packaging bag. Can be collected during.
  • the pair of guide members may have a tapered portion whose interval gradually decreases from the upstream side to the downstream side in the transport direction.
  • the product conveyed from the upstream side in the conveyance direction can be reliably guided between the pair of guide members.
  • a sending surface that sends the product in the transport direction may be disposed on the pressing surface that presses the product in the pair of guide members.
  • the product guided between the pair of guide members can be reliably conveyed in the conveyance direction.
  • the first member may sandwich the product at a timing when it is conveyed to a predetermined position.
  • the product can be held at an appropriate position in order to be pressed by the second member.
  • the pressing surface that presses the product in the first member and / or the second member may have irregularities.
  • the first member and / or the second member Gas leaks from the packaging bag through the unevenness of the member.
  • the first member and / or the second member have a gas escape path from the packaging bag, so that gas leakage from the packaging bag can be reliably detected.
  • the first member and / or the second member may be provided so that the positional relationship between the first member and the second member in the product conveyance direction can be adjusted.
  • the first member may be provided so that the position of the second member in the product pressing direction of the second member can be adjusted.
  • the second member can move the gas in the packaging bag between the second member and the contents in the packaging bag more reliably when the second member presses the product. It can avoid that it becomes impossible to judge the quality of a packaging bag by contacting a member.
  • FIG. 1 is a side view of a seal check device according to an embodiment.
  • FIG. 2 is a plan view of the lower transport conveyor and the pair of guide members.
  • 3 is a cross-sectional view taken along line III-III in FIG. 4 is a cross-sectional view taken along line IV-IV in FIG.
  • FIG. 5 is a plan view of a pair of guide members.
  • FIG. 6 is a plan view of the upper transport conveyor and the pair of guide members.
  • FIG. 7 is a functional block diagram of the seal check device of FIG.
  • FIG. 8 is a side view when the upper conveyor conveys the product in the seal check device of FIG. 1.
  • FIG. 9 is a plan view of the product.
  • FIG. 10A is a diagram of the product as viewed from the front
  • FIG. 10B is a diagram illustrating a state when the product is pressed by a pair of guide members.
  • FIG. 11 is a plan view of a pair of guide members included in a seal check device according to another
  • the seal check device 1 is a bag inspection device that inspects a packaging bag B of a product P in which contents C (see FIG. 9) are packaged. As shown in FIGS. 1, 2, and 9, the seal check device 1 is disposed between an upstream carry-in conveyor 2 and a downstream carry-out conveyor 3. The product P is conveyed in the direction of arrow a with the vertical seal B1 parallel to the conveyance direction X and the horizontal seal B2 directed upstream and downstream in the conveyance direction X.
  • “left and right” refers to “left and right” when the downstream side is viewed from the upstream side.
  • the seal check device 1 includes a lower transfer conveyor (transfer unit) 11, an upper transfer conveyor (second member) 12, a pair of guide members (first member) 70, 70, and a control unit (determination unit) 60 (FIG. 6).
  • the lower transport conveyor 11 is detachably assembled above the main body frame 1a via a plurality of first support members 1b,..., 1b.
  • the lower conveyance conveyor 11 supports and conveys the product P from below.
  • the lower conveyor 11 can accommodate a frame 21, a pair of rollers 22 and 23 rotatably supported at both upstream and downstream ends of the frame 21, and a vertical seal B1 of the product P between the rollers 22 and 23. And a pair of conveyor belts 24 and 24 that are wound around the left and right sides with a gap G therebetween.
  • Each conveying belt 24 is provided with a plurality of protruding members 24a,..., 24a extending perpendicularly to the conveying direction X at predetermined intervals in the conveying direction X over the entire width.
  • a top plate 25 that supports the pair of transport belts 24, 24 is disposed on the upper surface of the frame 21.
  • a concave groove 25 a extending in the transport direction X is provided on the top surface of the top plate 25 so as to correspond to the gap G between the transport belts 24, 24.
  • a motor 26 is attached to the right side of the main body frame 1a.
  • a pulley 26b assembled to the output shaft 26a of the motor 26, a pulley 22a coaxially assembled to the downstream roller 22, and pulleys 27a and 27b assembled to both ends of the support shaft 27 penetrating the main body frame 1a from side to side.
  • a timing belt 29 is wound around a right pulley 27a and a pulley 28 installed at a predetermined position on the right side of the main body frame 1a as shown in the figure.
  • the pulley 26b on the motor 26 side rotates in the arrow b direction
  • the pulley 27a on the support shaft 27 side rotates in the arrow c direction
  • the pulley 22a that is, the downstream roller 22 rotates in the arrow d direction.
  • the conveyor belts 24, 24 wound around the pair of rollers 22, 23 travel in the direction of arrow a.
  • the pulley 28 adjusts the tension of the timing belt 29 appropriately.
  • the pulley 28 is movable in the transport direction X.
  • the upper transport conveyor 12 sandwiches and presses the product P with the lower transport conveyor 11. That is, the product P pressed by the upper conveyor 12 is different from a product pressing direction (hereinafter referred to as “left-right direction Y”) of a pair of guide members 70, 70 described later (hereinafter “vertical direction Z”).
  • the product P is pressed.
  • the upper conveyor 12 includes a frame 31, three rollers 32, 33, and 34 that are rotatably supported near both the upstream and downstream ends and the upstream end of the frame 31, and the three rollers 32, 33, and 34. And a wound conveyor belt 35.
  • a top plate 36 that supports the conveyor belt 35 between the three rollers 32, 33, 34 is disposed on the lower surface of the frame 31.
  • the upstream roller 33 is installed at a position higher than the roller 34, and the conveyor belt 35 is inclined upward toward the upstream side over a predetermined range. That is, the product P to be carried in is smoothly introduced between the lower transport conveyor 11 and the upper transport conveyor 12.
  • a servo motor 41 is installed on the left side upstream of the main body frame 1a.
  • the upper conveyor 12 and the upstream side of the main body frame 1a are detachably connected via a lever member 42, an intermediate link member 43, and a pair of first link members 46 and 46.
  • One end of the lever member 42 is attached to the output shaft 41 a of the servo motor 41.
  • the intermediate link member 43 is a linear member, and one end portion of the intermediate link member 43 is connected to the other end portion of the lever member 42.
  • the pair of first link members 46 are “gutter-shaped” members arranged to face each other in the left-right direction Y, and are in the direction of arrow e around a support shaft 45 that penetrates the main body frame 1 a in the left-right direction Y Is swingably provided.
  • One end of the pair of first link members 46, 46 is connected to the other end of the intermediate link member 43.
  • the other ends of the pair of first link members 46, 46 are connected to the upstream side of the frame 31 by bolts 44, 44.
  • Stoppers 47 and 47 are erected on both sides in the left-right direction Y of the main body frame 1a. The stoppers 47 and 47 are brought into contact with each other when the longer oscillating end of the first link member 46 oscillating around the support shaft 45 oscillates in the direction opposite to the arrow e, thereby The bottom dead center of the conveyor 12 is set. As shown in FIG. 3, the interval t0 between the lower transport conveyor 11 and the upper transport conveyor 12 when the upper transport conveyor 12 reaches bottom dead center is set to an initial value. The interval t0 is smaller than the thickness of the product P carried into the seal check device 1.
  • the upper conveyor 12 and the downstream side of the main body frame 1a are detachably connected via a pair of second link members 49, 49.
  • a pair of 2nd link members 49 and 49 are linear members arrange
  • One end of the pair of second link members 49 is connected to both ends in the left-right direction Y of the support shaft 27 and is provided so as to be swingable in the direction of arrow e about the support shaft 27. .
  • the other ends of the pair of second link members 49, 49 are fixed to the main body frame 1a by bolts 48, 48.
  • the lower main body frame 1a, the upper frame 31, the first link members 46 and 46, and the second link members 49 and 49 constitute a four-node parallel link mechanism L.
  • the upper conveyor 12 can move in the direction of the arrow f while maintaining a parallel relationship with the lower conveyor 11 via the parallel link mechanism L at all times.
  • the upper conveyor 12 is pushed up in the direction of arrow f when the product P enters. Thereby, both the first link members 46 and 46 and the second link members 49 and 49 swing in the direction of arrow e.
  • the output shaft 41a of the servo motor 41 rotates in the arrow g direction. That is, the operation of the parallel link mechanism L can be detected through the rotation of the output shaft 41a of the servo motor 41. That is, the servo motor 41 acquires the amount of displacement in the vertical direction Z of the upper transport conveyor 12 when the upper transport conveyor 12 presses the product P pressed by the pair of guide members 70 and 70.
  • a timing belt 51 is wound around a pulley 50 assembled to a spindle that penetrates the second link member 49.
  • the pulley 52 that is coaxially assembled to the pulley 50 and the pulley 32 a that is coaxially assembled to the downstream roller 32 of the upper conveyor 12 include timing.
  • a belt 53 is wound around.
  • the pulley 49b is for adjusting the tension of the timing belt 51 appropriately, and the installation position is movable.
  • the pair of guide members 70, 70 extend in the transport direction X and are arranged to face each other, and in the left-right direction Y of the product P transported by the lower transport conveyor 11. Regulate the movement of The pair of guide members 70, 70 is smaller than the size W12 of the packaging bag B in the left-right direction Y of the product P conveyed by the lower conveyance conveyor 11, and is the same as the size W11 of the contents C or the size W11 of the contents C. It arrange
  • the pair of guide members 70, 70 has a main body portion 71, a tapered portion 72, and a fixed portion 75.
  • the pair of guide members 70 and 70 have a small frictional force with the product P so as not to be damaged when the product P is sandwiched.
  • it is formed from polypropylene.
  • the main body 71 is a portion that sandwiches and presses the product P conveyed by the lower conveyor 11.
  • the tapered portion 72 is a portion where the intervals W2 to W1 are gradually narrowed from the upstream side to the downstream side in the transport direction X when the pair of guide members 70 are fixed to the frame 21.
  • the pair of guide members 70, 70 are attached so that the tapered portion 72 is disposed on the upstream side in the transport direction X.
  • the fixed portion 75 is a portion that is fixed to the frame 21, and has elongated holes 75 a and 75 a that extend in the left-right direction Y (the direction in which the pair of guide members 70 and 70 face each other).
  • the pair of guide members 70 and 70 are attached to the frame 21 by screwing bolts inserted into the long holes 75 a formed in the fixed portion 75 into the frame 21. By adjusting the position of the bolt or the like with respect to the long hole 75a, the pair of guide members 70 and 70 can adjust the interval W1 in the left-right direction Y.
  • the pair of guide members 70, 70 are arranged such that the upstream ends thereof jump out to the upstream side in the transport direction from the upstream end of the upper transport conveyor 12.
  • the pop-out amount is the distance L1.
  • the product P is hardly transported in the transport direction X because the interval (W2 to W1) is gradually narrowed by the tapered portion 72.
  • the pair of guide members 70 and 70 are arranged such that the upstream end of the upper conveyor 12 is positioned in the middle of the tapered portion 72. Accordingly, the product P is reliably conveyed in the conveyance direction X by being sandwiched between the lower conveyance conveyor 11 and the upper conveyance conveyor 12.
  • the pair of guide members 70 and 70 are provided so that their positions relative to the lower transport conveyor 11 in the transport direction X can be adjusted. Specifically, as shown in FIG. 2, a plurality of bolt insertion holes 21 b for attaching a pair of guide members 70, 70 are formed in the frame 21 along the transport direction X. Thereby, the attachment position of the pair of guide members 70 and 70 with respect to the frame 21 can be selected.
  • the pair of guide members 70, 70 are provided so that the position on the upper conveyor 12 side in the vertical direction Z can be adjusted. Specifically, it is fixed to the frame 21 via the second support member 21a. In the present embodiment, a plurality of second support members 21a having different thicknesses are prepared, and the position of the upper conveyance conveyor 12 in the vertical direction Z can be adjusted by selectively attaching the second support members 21a. It has become.
  • the pressing surface 71a that presses the product P in the pair of guide members 70, 70 is formed with unevenness by being embossed.
  • the control unit 60 outputs a control signal to the motor 26 that drives the upper transport conveyor 12 and the lower transport conveyor 11.
  • the control unit 60 outputs a control signal for pressing with a predetermined force to the servo motor 41 when the product P is pressed by the upper transport conveyor 12 and the lower transport conveyor 11.
  • the control unit 60 receives a detection signal of the interval between the lower transfer conveyor 11 and the upper transfer conveyor 12 output from the servo motor 41.
  • the control unit 60 determines the quality of the packaging bag B based on the detection signal.
  • the product P in which the contents C to be inspected in the present embodiment are packaged by the packaging bag B includes a vertical seal portion B1 having a palm-like shape and a pair of horizontal seal portions B2 and B2. Is provided.
  • the size of the packaging bag B in the left-right direction Y is W2, and the size of the contents C is W1.
  • the product P is in a state where air (gas) A is dispersed around the contents C in the normal state. Since the pair of guide members 70 and 70 are arranged such that the distance W1 between them is substantially equal to the size W11 of the contents C in the left-right direction Y, the tapered portions 72 of the pair of guide members 70 and 70 enter. And the goods P guided to the center part in the conveyance direction X of a pair of guide members 70 and 70 are clamped from both the left-right directions Y of the goods P, as FIG.10 (B) shows. Thereby, the air A inside the packaging bag B moves between the upper conveyor 12 and the contents C.
  • the upper conveyor 12 presses the product P in a state where the air A has moved between the upper conveyor 12 and the contents C downward. Since the interval t0 (see FIG. 3) between the lower transport conveyor 11 and the upper transport conveyor 12 in the initial state is smaller than the thickness h of the product P as shown in FIG. 8, the product P enters the direction of the arrow a. Along with this, the upper conveyor 12 is lifted in the direction of the arrow f.
  • the main body frame 1 a, the frame 31, the first link members 46 and 46, and the second link are provided between the lower transfer conveyor 11 and the upper transfer conveyor 12 supported by the main body frame 1 a. Since the four-node parallel link mechanism L composed of the members 49 and 49 is configured, the upper transport conveyor 12 maintains a parallel state with respect to the lower transport conveyor 11 by the product P that has been delivered from the carry-in conveyor 2 and entered. While lifted in the direction of arrow f. The longer swing end of the first link member 46 is separated from the stopper 47.
  • the power of the motor 26 attached to the lower main body frame 1 a is driven by the downstream roller 22 of the lower conveyor 11 via timing belts 29, 51 and 53. And the downstream roller 32 of the upper conveyor 12. Therefore, the product P sandwiched between the upper and lower transport belts 24, 24, 35 and the top plates 25, 36 is stably transported in the direction of the arrow a.
  • the product P is sandwiched between the transport belts 24 and 24 and the top plate 25 of the lower transport conveyor 11 and the transport belt 35 and the top plate 36 of the upper transport conveyor 12 and with a predetermined force via the servo motor 41. Pressed.
  • a distance t (see FIG. 8) between the lower conveyor 11 and the upper conveyor 12 at the time of pressing is detected by the servo motor 41 through the swing of the first link member 46, the intermediate link member 43, and the lever member 42.
  • the control unit 60 determines the quality of the packaging bag B based on the detection signal detected by the servo motor 41. That is, if the interval t decreases rapidly when pressed, the packaging bag B is determined to be defective.
  • the product P released from the pressed state by the upper transport conveyor 12 and the lower transport conveyor 11 is transferred to the carry-out conveyor 3 and further transported to the downstream process.
  • the product A is pressed from the direction different from the transport direction X by the upper transport conveyor 12, so that the air A dispersed in the packaging bag B is Collected between the upper conveyor 12 and the contents C in the packaging bag B.
  • the upper conveyor 12 presses the product P in a state where the air A in the packaging bag B is collected between the upper conveyor 12 and the contents C in the packaging bag B.
  • the possibility of pressing the contents C in the packaging bag B is reduced.
  • the quality of the packaging bag B of the product P in which the contents C are packaged can be inspected.
  • the servo motor 41 acquires the amount of variation in the vertical direction Z (the amount of displacement to the opposite side of the product pressing direction) in the upper transport conveyor 12 when the product P is pressed by the upper transport conveyor 12. .
  • the amount of displacement when the upper conveyor 12 presses the product P with a simple configuration, that is, the reaction force that the upper conveyor 12 receives from the product P can be acquired.
  • the product P is pressed by the pair of guide members 70 and 70 that extend in the transport direction X and are arranged to face each other.
  • distributed in the packaging bag B can be collected between the upper conveyance conveyor 12 and the contents C in the packaging bag B with a simple structure.
  • the pair of guide members 70 and 70 are provided so that the interval W1 can be adjusted, so that the air A that presses the product P more reliably and is dispersed in the packaging bag B is conveyed to the upper conveyor. 12 and the contents C in the packaging bag B.
  • the pair of guide members 70, 70 has the tapered portion 72 whose interval gradually decreases from the upstream side to the downstream side in the transport direction X, and is thus transported from the upstream side in the transport direction.
  • the coming product P can be reliably guided between the pair of guide members 70.
  • the pressing surface 71a which presses the goods P in a pair of guide members 70 and 70 is uneven
  • the goods P with a micro hole and / or a tear etc. were pressed on the packaging bag B. Even in this case, air A leaks from the packaging bag B through the unevenness. In other words, since the escape path for the air A from the packaging bag B is secured in the pair of guide members 70, 70, air leakage from the packaging bag B and the like can be reliably detected.
  • the pair of guide members 70 and 70 are provided so that their positions relative to the lower conveyor 11 in the conveying direction X can be adjusted, so that they are reliably guided to the position where the product P is pressed by the upper conveyor 12. It becomes possible to do.
  • the pair of guide members 70 and 70 are provided such that the position of the upper transport conveyor 12 in the vertical direction Z of the upper transport conveyor 12 can be adjusted. Thereby, while the upper conveyance conveyor 12 presses the goods P, the air A in the packaging bag B can be moved more reliably between the upper conveyance conveyor 12 and the contents C in the packaging bag B. It can be avoided that the quality of the packaging bag B cannot be determined by contacting the pair of guide members 70, 70.
  • the pair of guide members 70 and 70 press the product P, and when the upper transport conveyor 12 is pressed, the defect of the packaging bag B of the product P is determined based on the reaction force received by the upper transport conveyor 12.
  • the present disclosure is not limited thereto.
  • the pair of guide members 70 and 70 press the product P and press the upper transport conveyor (second member) 12, instead of or in addition to the upper transport conveyor 12, the pair of guide members (first The quality of the packaging bag B of the product P may be determined based on the reaction force received by the members 70, 70.
  • whether or not the packaging bag B is defective is determined based on the amount of displacement in the vertical direction Z due to the reaction force received from the product P guided between the lower conveyor 11 and the upper conveyor 12 by the servo motor 41.
  • the present disclosure is not limited to this. For example, after pressing the product P so that the upper transport conveyor 12 (second member) and the lower transport conveyor 11 are maintained at a predetermined interval by a servo motor, the pressing reaction force by the product P is detected by the servo motor. Thus, the quality of the packaging bag B may be determined.
  • the configuration in which the servo motor 41 is attached to the upper transport conveyor 12 has been described as an example, but the present disclosure is not limited thereto.
  • an elastic body such as a spring that applies a predetermined pressing force is attached to the upper transport conveyor (second member) 12, and the product P is sandwiched between the lower transport conveyor 11 and the upper transport conveyor 12.
  • the quality of the packaging bag B may be determined based on the amount of displacement to Z.
  • a pair of guide members (first member) 70 and 70 and / or a means for detecting a reaction force that the upper transport conveyor (first member) 12 receives from the product P is not limited to the above-described embodiment or modification.
  • the present disclosure is not limited to this.
  • a seal check device bag inspection device
  • a product P conveyed while being sandwiched by a pair of belt conveyors facing in the left-right direction Y is moved in the up-down direction Z by a pair of guide members (first members). It is good also as a structure which clamps from. In this case, it may be attached to a pair of belt conveyors and / or a pair of guide members.
  • the control unit (determination unit) 60 determines whether the packaging bag B is good or bad based on the reaction force received from the product P by the pair of guide members and / or the pair of belt conveyors when the pair of guide members are pressed. Good.
  • the product A is pressed by the pair of guide members from the vertical direction Z different from the conveyance direction X, so that the air A dispersed in the packaging bag B is paired with the belt conveyor and the packaging bag. Collected between the contents C in B.
  • the pair of belt conveyors presses the product P in a state where the air A in the packaging bag B is collected between the pair of belt conveyors and the contents C in the packaging bag B.
  • the possibility of pressing the contents C in the packaging bag B is reduced.
  • the amount of air (gas amount) filled in the packaging bag B of the product P is small, the quality of the packaging bag B of the product P in which the contents C are packaged can be inspected. .
  • a sending section for sending the product P in the transport direction X may be further arranged on the pressing surfaces 71a and 71a that press the product P of the pair of guide members 70 and 70 of the above embodiment.
  • the delivery unit are a belt conveyor and a driving roller.
  • a group of rollers 178a, 178b, 178c, and 178d including at least one drive roller is arranged so that the belt 171a moves along the pressing surfaces 71a of the pair of guide members. May be arranged. Accordingly, the product P guided between the pair of guide members 170 and 170 can be reliably conveyed in the conveyance direction X.
  • the transport belts 24 and 35 of the upper transport conveyor 12 and the lower transport conveyor 11 are flat belt types, but round belts or mesh belts may be employed.
  • air A is filled as an example of the gas filled in the packaging bag B of the product P.
  • an inert gas such as nitrogen and carbon dioxide is filled. It may be.
  • SYMBOLS 1 Seal check apparatus (bag inspection apparatus), 11 ... Lower conveyance conveyor (conveyance part), 12 ... Upper conveyance conveyor (second member), 21 ... Frame, 21a ... Second support member, 21b ... Bolt insertion hole, 41 ... Servo motor, 60 ... Control unit, 70, 170 ... Guide member (first member), 71 ... Main body part, 71a ... Pressing surface, 72 ... Tapered part, 75 ... Fixed part, 75a ... Long hole, 171a ... Belt A: Air (gas), B: Packaging bag, C: Contents, P: Product, X: Transport direction, Y: Left-right direction (direction different from the transport direction), Z: Vertical direction (product of the first member) A direction different from the pressing direction).
  • Air gas
  • B Packaging bag
  • C Contents
  • P Product
  • X Transport direction
  • Y Left-right direction (direction different from the transport direction)
  • Z Vertical direction (product of the first member) A direction different from the pressing direction).

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  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
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  • Examining Or Testing Airtightness (AREA)
PCT/JP2016/081112 2015-10-20 2016-10-20 袋検査装置 WO2017069199A1 (ja)

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JP2015206741A JP6649739B2 (ja) 2015-10-20 2015-10-20 袋検査装置
JP2015-206741 2015-10-20

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