WO2013051517A1 - テープ縫い付け方法およびテープ縫い付け装置 - Google Patents

テープ縫い付け方法およびテープ縫い付け装置 Download PDF

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Publication number
WO2013051517A1
WO2013051517A1 PCT/JP2012/075425 JP2012075425W WO2013051517A1 WO 2013051517 A1 WO2013051517 A1 WO 2013051517A1 JP 2012075425 W JP2012075425 W JP 2012075425W WO 2013051517 A1 WO2013051517 A1 WO 2013051517A1
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WIPO (PCT)
Prior art keywords
tape
sewing
sensor
pitch
stitch
Prior art date
Application number
PCT/JP2012/075425
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English (en)
French (fr)
Japanese (ja)
Inventor
坂井　克秋
正則 山岸
茂紀 加藤
Original Assignee
Juki株式会社
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 Juki株式会社 filed Critical Juki株式会社
Priority to CN201280049323.9A priority Critical patent/CN103874795B/zh
Priority to KR1020147012113A priority patent/KR101955436B1/ko
Publication of WO2013051517A1 publication Critical patent/WO2013051517A1/ja

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    • D—TEXTILES; PAPER
    • D05—SEWING; EMBROIDERING; TUFTING
    • D05B—SEWING
    • D05B35/00—Work-feeding or -handling elements not otherwise provided for
    • D05B35/06—Work-feeding or -handling elements not otherwise provided for for attaching bands, ribbons, strips, or tapes or for binding
    • D—TEXTILES; PAPER
    • D05—SEWING; EMBROIDERING; TUFTING
    • D05B—SEWING
    • D05B15/00—Machines for sewing leather goods
    • D05B15/02—Shoe sewing machines

Definitions

  • the present invention relates to a tape sewing method and a tape sewing device for sewing a tape to the body of a shoe.
  • a tape stitching device is proposed in Patent Document 1.
  • the tape stitching device of Patent Document 1 is provided with a cylindrical tape guide at an upper side portion in front of the presser foot of the sewing machine, and this cylindrical tape guide is located on the side of the tape supply operation position close to the presser foot and from that position.
  • An air cylinder is provided to move between the standby position retracted in the direction.
  • an air nozzle that blows the tape toward the bottom of the presser foot is provided. Controls holding / release operation and movement of cylindrical tape guide.
  • a cassette presser is used, and drop sewing is common. In some cases, the double-sided tape is used to stop displacement, or a portion other than the sewing portion is pressed.
  • Patent Document 1 when a tape is sewed on the body of a shoe, as in Patent Document 1, an air nozzle that blows the tape toward the bottom of a presser foot or the use of a cassette presser leads to high costs. End up. Also, it is troublesome to stop the displacement with double-sided tape or to hold down other than the sewing part. Furthermore, when a tape presser is used, the presser is different for each tape size, and the setability is poor.
  • the object of the present invention is to provide a tape sewing method and a tape sewing device that can reduce the cost by eliminating the need for a special presser when sewing a tape on the body of a shoe.
  • the first aspect of the present invention is as follows: A tape sewing method for sewing tape to the body of a shoe, After forming a seam of at least 3 stitches at the beginning of sewing on the body, the planned sewing start position of the tape is supplied to the bottom of the needle, The tape on the body is formed with two or more stitches at a narrow stitch pitch smaller than a normal sewing pitch, and then the tape is sewn to the body at the normal sewing pitch.
  • the tape When forming stitches of two or more stitches at the narrow stitch pitch, the tape may be fed out in the stitch pitch feed direction at least by the length equal to or longer than the narrow stitch pitch.
  • the height of the intermediate presser through which the needle penetrates may be smaller than the height of the intermediate presser when forming the stitch at the normal stitch pitch. Good.
  • the second aspect of the present invention is as follows.
  • the tape sewing method according to claim 1 or 2 of the first aspect is performed.
  • the sewing machine includes an intermediate presser through which a needle passes, It is good also as a structure which implements the tape sewing method of the said 1st aspect.
  • the tape stacked on the body does not shift, no special presser is required, and the cost can be reduced.
  • FIG. 2 is an enlarged view of a table and a body presser portion provided in the tape sewing device of FIG. 1. It is the perspective view which looked at the table and body part press part of FIG. 5 from the front side. It is the perspective view which looked at the lower part of the table of FIG. 6 from the downward direction.
  • FIG. 10 is a view showing a state in which the body is different from FIG. It is the perspective view which showed the state which sets a tape to the tape supply apparatus with which the tape sewing apparatus of FIG. 1 is equipped. It is the perspective view which looked at the tape supply apparatus of FIG. 11 from the direction in which a tape is set. It is an enlarged view of the tape supply apparatus of FIG. It is an enlarged view of the tape delivery mechanism part with which the tape supply apparatus of FIG. 13 is equipped. It is the figure which showed the state which act
  • FIG. 13 It is the figure which showed the intermediate presser at the time of starting to sew a tape on the body of FIG. It is a perspective view of the tape supply apparatus similar to FIG. 13, and shows the time of detection of a tape joint. It is the perspective view which showed the delivery state of the tape joint. It is the figure which showed how to remove the tape joint of FIG.
  • FIG. 1 shows a configuration of an embodiment of a tape sewing apparatus to which the present invention is applied.
  • the vertical direction is the Z-axis direction
  • one horizontal direction orthogonal to the X-axis direction left-right direction
  • the X-axis direction is the Y-axis direction (front-rear) Direction).
  • the needle side is the front side in the Y-axis direction (front side), and the side opposite to the needle is the rear side in the Y-axis direction (rear side).
  • the right side is the right side in the X-axis direction (simply referred to as “right side”) and the left side is the left side in the X-axis direction (simply referred to as “left side”).
  • a sewing machine 2 As shown in FIG. 1, a sewing machine 2, a tape supply device 3, and a display device 6 are arranged and placed on a table 100 in the X-axis direction.
  • the auxiliary table 1 is fixed on the bed portion of the sewing machine 2, and the lower plate 11 and the upper presser 12 are provided on the auxiliary table 1 so as to be movable along the XY combining direction.
  • a tape rack 4 is disposed on the rear side in the Y-axis direction of the tape supply device 3.
  • the sewing machine 2 moves up and down in response to the vertical movement of the needle 22 that moves up and down in conjunction with a sewing machine main shaft (not shown) that is rotated by a sewing machine motor.
  • An intermediate presser 23 is provided to press the periphery of the needle penetration portion of the sewn product from the time it is stabbed into the tape (the body) to the time it comes out.
  • the intermediate presser 23 moves up and down with a constant stroke in synchronization with the needle 22, and its height can be changed during sewing as described in Japanese Patent No. 4526917.
  • a hook that forms a seam while supplying a lower thread in cooperation with the needle 22 and a thread trimming means that cuts the upper and lower threads in accordance with the operation of a magnet (thread trimming driving device) are provided.
  • a needle drop hole 10 through which the needle 22 passes is formed in the auxiliary table 1, and a start switch 20 and a stop switch 21 are provided on the head of the sewing machine 2.
  • the tape supply device 3 is disposed on the right side of the auxiliary table 1 and fixed on the table 100 so as to selectively supply the tapes Ts, Tm, Tw supported by the tape rack 4 to the sewing position of the sewing machine 2.
  • a movable block 33 is attached to the block 31 via a linear guide (not shown).
  • An air cylinder (advance / retreat cylinder) 32 is fixed to the fixed block 31.
  • the front end side of the drive rod of the air cylinder 32 is fixed to the movable block 33.
  • the drive rod (piston) of the air cylinder 32 advances and retracts, the movable block 33 is advanced and retracted from the upper right side of the auxiliary table 1 by being guided by the linear guide.
  • a control box 5 is fixed to the lower left side of the table 100.
  • a barcode reader 7 is detachably supported below the display device 6.
  • a sewing machine control terminal (operation panel) 8 is detachably supported above the display device 6.
  • a bobbin (upper thread supplying means) 9 for supplying a needle thread to the sewing machine 2 is disposed behind the display device 6.
  • the body of the shoe to which the tape is sewn is usually four pieces, that is, a left outer body LO, a left inner body LI, a right inner body RI, and a right outer body RO.
  • a left outer body LO the height of the body located under the ankle is lower on the outer body LO / RO on both the left and right sides than on the inner body LI / RI. That is, the outer body widths LO and RO are narrower.
  • Two reference holes h having the same pitch are formed through the portions along the bottom side of the four body bodies LO, LI, RI, and RO. The two reference holes h are provided in common for the body of all sizes, and are folded back to adhere to the shoe sole so that the reference holes h are hidden.
  • the display device 6 has a general display structure of a liquid crystal type, displays various settings on the screen, and allows various input settings using a touch panel.
  • the barcode reader 7 may have a general configuration including an optical scanner and a decoder. An operator holds a barcode reader 7 and reads a barcode on a body or a barcode sheet (not shown) attached to the work sheet.
  • This barcode includes information such as a predetermined shoe size to which a tape is to be sewn. It is.
  • a bar code is read by the bar code reader 7, a display screen as shown in FIG. In the example of FIG. 3, “8” is displayed in the “reader read value” as the barcode reading result, and data related to the read value “8” is displayed on the screen.
  • operation switches and the like for inputting information related to the operation of the sewing machine 2 are displayed on a liquid crystal display.
  • FIG. 4 shows a state where the body LI (or RO) is set, and the body LI (or RO) is sandwiched between the lower plate 11 and the upper presser 12 on the auxiliary table 1. Therefore, the lower plate 11 and the upper presser 12 constitute a body presser portion.
  • the upper presser 12 can be moved up and down with respect to the lower plate 11 by a presser lifting drive device 13 having an actuator such as an air cylinder.
  • a well-known XY feeding device (not shown) includes an X-axis motor that moves a body pressing part that supports the body in the X-axis direction, and a Y-axis motor that moves the body body in the Y-axis direction. In other words, the XY feeder can move the body presser along a horizontal plane.
  • the auxiliary table 1 includes three round holes 14 (14a, 14b, 14c) for the reference pins 16 (16a, 16b, 16c) and a body sensor 17 (17a, Four round holes 15 (15a, 15b, 15c, 15d) for detection by 17b) and 18 (18a, 18b) are formed. That is, two round holes 14a and 14b on the near side and a round hole 14c on the rear side are formed at predetermined positions. In addition, two round holes 15a and 15d are formed on the front side of the left and right round holes 14a and 14b, and the two round holes 15a and 15d are located in the middle of the X-axis direction and slightly behind. Holes 15b and 15c are formed.
  • the round hole 14a, the round holes 14b, 15a, the round holes 15d, 15b, and the round hole 15c are in symmetrical positions. Moreover, the state shown by FIG. 5 is located in the initial position for the garment body holding parts 11 and 12 to set the garment body before sewing.
  • auxiliary table 1 Under the auxiliary table 1, there are three reference pins 16a, 16b, and 16c that appear and disappear in the round holes 14a, 14b, and 14c by moving up and down, and a photoelectric tube that is located immediately below the round holes 15a, 15b, 15c, and 15d.
  • Four body sensors 17a, 17b, 18a, 18b are arranged. That is, four body sensors 17a, 17b, 18a, and 18b are attached to the respective tips of the four brackets 19 fixed to the lower surface of the auxiliary table 1.
  • a support plate 112 is fixed to the lower part of the auxiliary table 1 via a rod 111.
  • a cylinder unit (reference pin driving means) 113 is mounted and fixed on the support plate 112.
  • a movable plate 114 is fixed to a drive rod (piston) of the cylinder unit 113.
  • reference pins 16 are respectively assembled on three screw rods 115 fixed with nuts.
  • the reference pin 16 is assembled with a spring interposed so as to be retracted when a predetermined load or more is applied to the screw rod 115.
  • two reference holes h formed in the body LI (or RO) are in front of the operator as viewed from the operator side.
  • the right reference pin 16b and the center rear reference pin 16c are inserted and positioned.
  • each body LI, LO, RI, RO is positioned so that the tip side (shoe tip side) is the rear side.
  • the tape rack 4 has a three-stage configuration of an upper rack 41, a middle rack 42, and a lower rack 43, on which a tape T (Ts, Tm, Tw) is placed.
  • a rotating plate 44 is provided, a tape Ts having a small width on the rotating plate 44 of the upper rack 41, a tape Tm having a general width on the rotating plate 44 of the middle rack 42, and a rotating plate 44 of the lower rack 43.
  • a tape Tw having a large width is placed in a roll state.
  • the most widely used normal width tape Tm is set in the tape supply path of the tape supply device 3.
  • the outlet plate 50 is fixedly arranged at the tape discharge portion, and the tapes Ts, Tm, and Tw are used for the outlet plates 50, 50, and 50, respectively.
  • the proximity switch (rack tape sensor) 47 for detecting the tape inserted through the supply hole 46
  • a protruding guide 45 and a standby hole 49 for inserting and holding the tip of the tape not used on the tape supply source side from the guide 45 are provided.
  • Each outlet plate 50 is provided with an LED lamp 48, and when the bar code reader 7 reads a bar code of a predetermined shoe size, it is arranged in racks 41 to 43 having a tape width suitable for the shoe size.
  • the LED lamp 48 is turned on to notify the operator (operator).
  • the upper surface of the movable block 33 of the tape supply device 3 is formed to have a left-down shape, and the upper surface is used as a tape supply path.
  • the tape supply path is regulated on both sides of the tape T by providing a fixed tape guide 34 fixed on the movable block 33 and a movable tape guide 35 supported on the movable block 33 so as to be movable in the width direction.
  • the Further, the width of the tape supply path can be corrected by changing the moving position of the movable tape guide 35 in the width direction. That is, as shown in FIG.
  • a pair of screw rods 37 provided before and after the tape supply direction are screwed to the fixed tape guide 34 so as to be able to advance and retreat in the axial direction, and one end of the screw rod 37 is connected to the movable tape guide 35. It is fixed to. Further, below the pair of screw rods 37, one transmission shaft (not shown) arranged so as to be orthogonal to the screw rods 37 is connected by a worm gear (not shown). One end of the transmission shaft is gear-coupled to a pulse motor (width changing motor) (not shown).
  • the movable tape guide 35 is translated with respect to the fixed tape guide 34 to correct the width of the tape supply path.
  • the screw rod 37 is rotated by the drive of the pulse motor (width changing motor), and the movable tape guide 35 is translated relative to the fixed tape guide 34, so that the width of the tape supply path is widened as shown in FIG. As shown in FIG. 20, the tape supply path can be narrowed and corrected.
  • the tape delivery mechanism 38 includes a front roller 381 and a rear roller 382 that press the tape on the upper surface of the tape supply path and feeds the tape, and a rotation shaft 381A of the front roller 381 and the rear roller 382. , 382A, and a motor M1 fixed to the movable block 33 just below the center between the front roller 381 and the rear roller 382.
  • the holder 383 is rotatably supported by a support shaft (first support shaft) 385 at the center between the front roller 381 and the rear roller 382.
  • the support shaft 385 is fixed to the bracket 384, and the bracket 384 is fixed to the movable block 33.
  • the front roller 381 and the rear roller 382 are two rollers that are arranged at an interval in the tape feeding direction and press the tape to feed the tape.
  • the motor (tape feed motor) M1 is a pulse motor as a tape feed drive source that rotates two rollers.
  • the holder 383 supports the rotation shafts 381A and 382A of the two rollers, respectively, so as to be rotatable.
  • timing belt mechanism 39 has toothed pulleys 391, 392, and 393 mounted on the rotation shafts 381A and 382A of the front roller 381 and the rear roller 382 and the drive shaft M1a of the motor M1, respectively.
  • a timing belt 394 is wound around 392 and 393, and tension pulleys 395 are provided on both sides of the bracket 384 so as to be in pressure contact with the outer peripheral surface of the timing belt 394.
  • the tension pulley 395 is attached to the side surface of the holder 383 via a bracket 396.
  • the timing belt mechanism (power transmission mechanism) 39 transmits the rotational power of the drive shaft M1a of the motor M1 to the rotational shafts 381A and 382A of the front and rear rollers on the opposite side of the two rollers 381 and 382 on the opposite side of the holder 383.
  • the timing belt mechanism (power transmission mechanism) 39 includes toothed pulleys 391, 392, and 393 provided on the rotation shafts 381A and 382A of the front and rear rollers and the drive shaft M1a of the motor M1, respectively. It is composed of a timing belt 394 that is stretched over.
  • a knife 301 for cutting the tape is movably attached to the upper surface of the movable block 33 on the tape supply path between the front roller 381 and the rear roller 382.
  • a transmission arm 307 that imparts vertical movement to the knife 301 is disposed on the rear side in the Y-axis direction of the front roller 381 and the rear roller 382.
  • the knife 301 is provided with an integrated lever (pressing lever) 302. That is, the tape delivery mechanism unit 38 holds the knife 301 at one end, is supported by the transmission arm 307 that moves up and down together with the knife 301, and moves up and down together with the knife 301, and moves the tape on the tape supply path.
  • a pressing lever 302 that can be pressed.
  • a tape joint sensor 303 and a tape sensor 305 are arranged facing the upper side of the tape supply path.
  • the presser lever 302 presses the tape T from above with a leaf spring while the knife 301 is operated. This prevents the tape T from being displaced when the tape supply device 3 moves back and forth.
  • the presser lever 302 When setting the tape T on the tape supply device 3, lift the presser lever 302 by hand, remove the tape T before replacement, insert the tape T to be used, abut the tape end against the side of the knife 301, and return the lever 302. Fix it. That is, the presser lever 302 is supported by the transmission arm 307, moves up and down together with the knife 301, and can press the tape T on the tape supply path.
  • the tape feeding mechanism unit 38 is provided with a roller switching mechanism 330 that swings the holder 383 and switches between the front roller 381 and the rear roller 382.
  • the roller switching mechanism 330 includes a connecting lever 332, a cylinder unit (roller switching cylinder) 335, and the like.
  • An engagement pin 398 is engaged with a downward extension 397 formed on a rear bracket 396 attached to the side surface of the holder 383.
  • the engaging pin 398 is inserted into a long hole 333 formed at the front end of the connecting lever 332.
  • the connecting lever 332 is rotatably supported by a second support shaft 331 whose intermediate portion is fixed to the side surface of the movable block 33.
  • a cylinder unit 335 having a piston rod 336 directed upward is disposed at the rear end of the coupling lever 332.
  • the cylinder unit 335 is fixed to the side surface of the movable block 33.
  • the rear side of the connecting lever 332 is connected to the upper end portion of the piston rod 336 via the connecting piece 334.
  • the roller switching mechanism 330 swings the holder 383 around the two rollers as a fulcrum and selectively presses only one of the two rollers to the tape. More specifically, the roller switching mechanism 330 is connected to a connecting lever 332 whose one end is connected to the holder 383, a second support shaft 331 that rotatably supports the connecting lever 332, and a rear end portion of the connecting lever 332.
  • the cylinder unit 335 is provided.
  • the sewing operation of the tape Tm with respect to the body LI (or RO) by the tape sewing device is started as shown in FIG. 21, FIG. 22, and FIG.
  • the needle 22 is passed through the body LI (or RO) at least three times or more.
  • the upper thread NT inserted through the lower thread and the lower thread supplied from the hook form a seam in the body LI (or RO) to knot the upper and lower threads.
  • Tm1 is a tape sewn last time.
  • the body LI (or RO) is moved along the tape supply direction by the XY feeding device, and the front roller 381 is rotated to feed the tape, whereby the body LI (or RO )
  • the needle 22 is passed through the upper tape Tm at least twice, and the tape Tm and the body LI (or RO) are sutured with upper and lower threads.
  • the XY feeding device operates so that the body is fed at a narrow sewing pitch of about 1 mm (for example, 0.7 mm to 1.3 mm) smaller than a normal sewing pitch (for example, 2 mm to 2.5 mm).
  • the motor M1 is operated so that the tape feed amount at this time is equal to the feed width of the narrow stitching pitch or a feed amount that is equal to or twice the narrow stitch pitch. Since the actual tape feed amount changes depending on the characteristics (hardness, expansion / contraction, and slip) of the tape to be used, the set feed amount by the motor M1 can be changed by the display device 6.
  • the body LI (or RO) is sent at a normal sewing pitch and the tape Tm is sewn.
  • the needle 22 penetrates so as to form two or more stitches on the tape Tm on the body LI (or RO) at a narrow stitch pitch of about 1 mm smaller than the normal stitch pitch.
  • the intermediate presser 23 is lowered and the tape Tm is pressed onto the body LI (or RO) so that the intermediate presser 23 is lowered to a height corresponding to the thickness of the body. This ensures that the tape Tm is held on the body LI (or RO).
  • the height of the intermediate presser 23 is returned to the normal height, that is, the height corresponding to the body thickness + the tape thickness.
  • a gold reflective tape is attached to a tape joint (tape joint) TG.
  • the tape joint sensor 303 is installed on the upper surface of the movable block 33 via the bracket 304, and detects the tape joint TG on the tape set side by the photoelectric tube. As shown in FIG.
  • the tape sensor 305 is installed on the upper surface of the movable block 33 via the bracket 306, and detects the tape T at the tape delivery side end by the photoelectric tube.
  • the tape joint sensor 303 detects light reflected by the gold tape of the tape joint TG.
  • the knife 301 is operated before the tape joint TG fed by the rear roller 382 to cut the tape Tm, and the knife 301 is operated again behind the tape joint TG fed by the rear roller 382 to return the tape Tm. Is disconnected. That is, the tape seam sensor 303 is disposed upstream of the two rollers 381 and 382 in the direction of feeding the long tape, and detects the tape seam.
  • the cut tape seam TG is sent out by the front roller 381, and the tape feed is detected by a tape sensor 305 using a photoelectric tube as shown in FIG. That is, the tape sensor 305 is disposed downstream of the two rollers 381 and 382 in the tape feeding direction, and detects the presence or absence of the tape.
  • the tip of the movable block 33 on which the tape T is placed is a surface that is reflected by plating.
  • FIGS. 38A to 38C The tape seam TG after cutting has three states shown in FIGS. 38A to 38C depending on the cutting position (size).
  • FIG. 38C shows the case where the tape sensor 305 is positioned before the tape joint TG.
  • the control circuit in the tape sewing device described above is achieved by the configuration of the block diagram shown in FIG. In FIG. 39, at least a ROM, a RAM, and a CPU are arranged inside the control box 5, and an I / O circuit not shown in the sewing machine 2, the tape supply device 3, the tape rack 4, the display device 6, and the barcode reader 7.
  • ROM is a non-volatile storage means that stores a plurality of sewing patterns, and controls various devices of the sewing machine 2 and the tape sewing device that controls various devices of the sewing machine 2 to perform a sewing operation of a predetermined sewing pattern.
  • a control program such as a sewing program for performing a predetermined tape sewing operation, default data, and the like are stored.
  • the RAM is a storage means that can be written and erased, and stores input information from the operation panel of the display device 6 and the barcode reader 7, and a program or data read from the selected ROM.
  • the CPU constitutes a control unit that executes various programs stored in the RAM or ROM.
  • control unit CPU
  • step S1 power is turned on (step S1), and the tape supply device 3 is initialized (step S2).
  • FIG. 30 is a flowchart of initialization (step S2) of the tape supply device 3.
  • the origin of the movable tape guide 35 is searched (step S201), and the movable tape guide 35 is moved to (tape width + width correction value) (step). S202).
  • the tape supply device 3 is moved to the standby position (step S203), the front roller 381 is lowered and the rear roller 382 is raised (step S204), and the cutter (knife) 301 is lowered (step S205). The process ends.
  • step S2 subsequent to the initialization of the tape supply device 3 (step S2), it waits for the depression of a preparation key (not shown) displayed on the initial screen of the display device 6 (step S3).
  • a preparation key not shown displayed on the initial screen of the display device 6
  • step S3 the upper presser 12 and the lower plate 11 are moved to the work set position (initial position shown in FIG. 5) (step S4).
  • step S5 the upper presser 12 is raised
  • step S6 the positioning pin
  • step S7 it is determined whether or not a barcode is read by the barcode reader 7 (step S7). If the barcode is read (YES in step S7), the shoe size and tape width are acquired based on the barcode (step S7). Step S8). Subsequently, it is determined whether or not there is a tape width change (step S9). If there is a tape width change (YES in step S9), the width correction value is set to 0 (step S10), and a PL (pilot lamp) corresponding to the tape width is set. The LED lamp 48 is turned on and the other PLs are turned off (step S11). In step S9, if there is no change in the tape width (NO in step S9), the process proceeds to step S11. Subsequently, the movable tape guide 35 is moved to (tape width + width correction value) (step S12), and the process returns to step S7 again.
  • step S7 if the barcode is not read (NO in step S7), it is determined whether or not the width correction value is input (step S13). If the width correction value is input (YES in step S13), the width correction is performed. The value is updated (step S13), and the process proceeds to step S12. If no width correction value is input in step S13 (NO in step S13), the process proceeds to step S15 in FIG.
  • step S14 the width correction value is updated, the sewing pattern is moved, and the sewing pattern is further enlarged or reduced. That is, on the display screen shown in FIG. 3 of the display device 6 of FIG. 1, the sewing pattern is moved in accordance with the width correction value ( ⁇ 0.5 mm in the illustrated example) set by the operator with respect to the touch panel. Enlarges or reduces the sewing pattern. Therefore, the display screen of the display device 6 also serves as a setting unit that can temporarily increase or decrease the tape width with respect to the set value.
  • FIG. 29 is a general flowchart following FIG. 28.
  • step S15 it is determined whether the start switch (start switch) 20 is ON. If the start switch 20 is ON (YES in step S15), the tape is checked. (Step S16) When the start switch 20 is OFF (NO in Step S15), the process returns to Step S7 again. *
  • step S16 The tape check subroutine (step S16) is executed as in the flowchart shown in FIG. 32, and it is determined whether or not the rack tape sensor 47 corresponding to the tape width is ON and the other rack tape sensors 47 are OFF ( If the rack tape sensor 47 corresponding to the tape width is ON and the other rack tape sensors 47 are OFF (YES in step S1601), the presence / absence of the supplied tape is detected (step S1602). That is, at the beginning of sewing, it is necessary to set the tip of the tape Tm against the knife 301 in the tape supply path of the tape supply device 3 by the operator's manual work.
  • step S1603 it is determined whether or not the tape Tm is set in the upstream portion of the tape supply path by using the tape joint sensor 303 provided on the tape supply path. If it is determined that there is a tape by detecting the presence or absence of the supplied tape (YES in step S1602), the process is terminated as OK (step S1603).
  • step S1601 If it is determined in step S1601 that the rack tape sensor 47 corresponding to the tape width is ON and the other rack tape sensors 47 are not OFF (NO in step S1601), the process ends as NG (step S1604). To do. If it is determined in step S1602 that there is no tape by detecting the presence or absence of the supplied tape (NO in step S1602), the process ends as NG (step S1604).
  • step S17 following the tape check (step S16), it is determined whether or not the tape check is OK (step S17). If the tape check is OK (YES in step S17), the AB sensor (body sensor 17) A check is performed (step S18), and in the case of tape check NG (NO in step S17), “no material” is displayed on the display device 6, and the process returns to step S7 again.
  • the tape joint sensor 303 checks that the material (tape) has been set (step S18), the “no material” display on the display device 6 disappears.
  • step S18 it is determined whether only one of the left and right body sensors 17 is ON (step S1801), and only one of the left and right body sensors 17 is ON. (YES in step S1801) acquires the state of the left and right body sensors 17 (step S1802). In other words, which is left or right? To get. That is, in step S1802, as shown in FIG. 38A, if left body sensor 17a is ON, left outer body LO or right inner body RI is set in auxiliary table 1, and right body sensor If 17b is ON, the left inner body LI or the right outer body RO is set in the auxiliary table 1.
  • step S1803 when only one of the left and right body sensors 17 is not ON (NO in step S1801), “Waiting for work set” is displayed on the display device 6 as NG (step S1804). finish.
  • the material (body) is set and only one of the left and right body sensors 17 is turned ON, the “Waiting for work set” display on the display device 6 disappears.
  • step S19 it is determined whether or not the AB sensor check is OK (step S19). If the AB sensor check is OK (YES in step S19), an IO sensor (body sensor) The position calculation of 18) is performed (step S20), and in the case of AB sensor check NG (NO in step S19), the process returns to step S7 again.
  • step S20 the state of the shoe size / left and right body sensors 17 (17a, 17b) is used to move to the check position of either the left or right body sensor 18.
  • pattern No. or coordinates are acquired (position information of either one of the left and right body sensors 18 is acquired) (step S2001), and the process is terminated. That is, if the left body sensor 17a is ON, the left body sensor 18a is selected as an IO sensor and its check position is acquired. If the right body sensor 17b is ON, the right body sensor 18b is used as an IO sensor. Select and get the check position.
  • the left and right body sensors 17 and 18 are arranged symmetrically, and the check position of each body sensor 18 is the distance in the vertical direction D.
  • step S20 following the IO sensor position calculation (step S20), the upper presser 12 is lowered (step S21), the reference pin 16 is lowered (step S22), and the lower plate 11 and the upper presser 12 are sandwiched therebetween.
  • the body moves to the check position of one of the left and right body sensors 18 (18a, 18b) together with the body (step S23), and the left and right body sensors 18 are checked (step S24).
  • step S24 it is determined whether both the left and right body sensors 18 are ON (step S2401). If both are not ON (NO in step S2401), the AB sensor check (body body) IO detection is performed by either the left or right body sensor 18 acquired in (check of sensor 17) (step S2402). That is, in step S2402, if the left body sensor 17a is ON in step S1802 of the AB sensor check (step S18) in FIG.
  • the left outer body LO is set on the auxiliary table 1 with the lower armpit height 18a being OFF (the width is narrower), the left body sensor 17a is ON, and the left body sensor 18a is ON, and the right inner body RI having the higher armpit height (wide) is set on the auxiliary table 1.
  • step S2402 if the right body sensor 17b is ON in step S1802 of the AB sensor check (step S18) in FIG. 32 and the right outer body RO is set to the left inner body LI or the auxiliary table 1, the right The body part sensor 18b is OFF, the right outer body part RO having a lower armpit height (narrow width) is set on the auxiliary table 1, the right body part sensor 17b is ON, and the right body part sensor 18b is ON, and the left inner body LI having the higher armpit height (wide) is set on the auxiliary table 1.
  • step S2402 After the processing in step S2402, the tape length is determined from the state of the left and right body sensors 18, the shoe size, and the state of the left and right body sensors 17, and an optimum sewing pattern is selected from a plurality of sewing patterns ( In step S2403), the processing is terminated as OK (step S2404).
  • step S2401 if both the left and right body sensors 18 are ON (YES in step S2401), “NG work set” is displayed on the display device 6 as NG (step S2405), and the process ends.
  • step S24 it is determined whether the IO sensor check is OK (step S25). If the IO sensor check is OK (YES in step S25), the selected sewing pattern is selected. Based on this, sewing is performed (step S26).
  • step S26 normal sewing is performed until the next "tape supply command” or "sewing end command” (step S2601), and it is determined whether or not the tape supply command is received (step S2602).
  • the tape joint sensor (tape joint sensor) 303 is checked (step S2603), and it is determined whether there is a tape joint (tape joint) TG (step S2604). . If it is determined in step S2602 that the command is not a tape supply command (NO in step S2602), the process ends.
  • step S2604 if there is no tape joint (tape joint) TG (NO in step S2604), it is determined whether or not the seam flag is ON (step S2605). If the seam flag is not ON (NO in step S2605), the cutter is determined. (Scalpel 301) is raised (step S2606), the rear roller 382 is lowered (step S2607), and the tape T is fed by the predetermined tape length determined in step S2403 of the IO sensor check (step S24) in FIG. Send (step S2608). Then, the cutter (female 301) is lowered (step S2609), the tape T is cut into a predetermined length, and the front roller 381 is lowered (step S2610).
  • step S2611 in order to knot the garment and the thread, only a few stitches (for example, 3 stitches or more) of the garment are sewn (step S2611), and then the tape T is sent by the front roller 381 so that the tape T A part is abutted (step S2612).
  • the sent tape is sent to the bottom of the needle and is sewn to the body.
  • the tape T at this position is set as a tape sewing start scheduled position.
  • the cutter (knife 301) is lowered and the front roller 381 is lowered, and the operator supplies the tape T having a predetermined length.
  • step S2613 in order to knot the tape with the body, several stitches are sewn at a narrow sewing pitch (around 1 mm, for example, 0.7 mm to 1.3 mm) while feeding the tape T in a predetermined sewing pitch feed direction (step S2613).
  • the sewing pitch feed direction is such that when a linear tape is sewed on the body of the shoe, a stitch is formed along the longitudinal direction (X-axis direction). ) In the X-axis direction.
  • the rear roller 382 is lowered (step S2615) and sewing is continued.
  • the tape T is joined by a body and a thread, and the body moves by feeding (upper presser 12 and lower plate 11), and an amount necessary for the sewing pitch is pulled out. Thereafter, the process returns to step S2601 again.
  • step S2604 if there is a tape joint TG (YES in step S2604), the joint flag (joint flag) is turned ON (step S2616), and the length to the joint is C (from the tape joint sensor 303 to the knife 301). Is fixed) (step S2617). Then, it is determined whether or not the length C to the tape joint TG> the tape length (step S2618). If the length C to the tape joint TG> the tape length is not satisfied (NO in step S2618), a display is made. A seam error (a seam error) is displayed on the display screen of the apparatus 6 (step S2619), and the tape including the tape seam TG is ejected as shown in FIG. 26 (step S2620).
  • step S2621 it is detected in the state of the tape sensor 305 whether or not the discharged tape has been removed (step S2621). If the tape has been removed (YES in step S2621), the display device 6 The joint error (not shown) displayed on the display screen is released (step S2622), and the start SW (start switch) 20 is awaited to be depressed (step S2623). Thereafter, the joint flag is turned OFF (step S2624), and the process returns to step S2606 again. Note that whether or not the tape discharged in step S2621 has been removed is determined based on the detection switching state of the tape sensor 305. As shown in FIGS. 38A to 38C, in any case, when the tape is removed, the tape sensor 305 detects “OFF ⁇ ON”, and by detecting the switching state, it is determined that the discharged tape is removed. it can.
  • step S2605 if the seam flag is ON (YES in step S2605), the process proceeds to step S2618.
  • step S2618 if the length C to the tape seam TG> the tape length (required tape length) (YES in step S2618), the length to the tape seam TG is set to the length to the tape seam TG. -As the tape length (step S2625), the process returns to step 2606 again.
  • the detection of the tape joint TG is performed by the tape joint sensor 303 on the upstream side of the tape supply path, and the tape is supplied without waste as compared with the necessary tape length.
  • step S26 following the sewing (step S26), the upper presser 12 is raised (step S27), and then the tape supply device 3 is moved to the work set position (step S28), and the sewing product collection waiting process (step S29). )I do.
  • step S28 the body sensor 17 that has been turned on is acquired from the state of the AB sensor, that is, the state of the left and right body sensors 17 (step S2801). Waiting for the sensor 17 to turn off (step S2802), the process is terminated. Then, it returns to the process of step S6 again.
  • step S29 if the IO sensor check is not OK in step S25 (NO in step S25), the process proceeds to step S29.
  • the control box 5 as the control means rotates the two rollers 381 and 382 to move the knife 301 up and down. Then, after the tape seam sensor 303 detects the tape seam, the control means 5 cuts the tape having an arbitrary length including the tape seam with the knife 301, and then the downstream side in the tape feeding direction.
  • the arranged front roller 381 feeds a tape having an arbitrary length including the cut tape seam to the downstream side.
  • the tape itself is made of a material that does not reflect light, such as leather or cloth, and the plated movable block 33 as a supply path for supplying the tape and the joint TG of the tape are made of a plastic material or coating that reflects light. It is formed of a reflective material such as a material, and the seam TG is attached to or sewn to the tape.
  • the tape sensor 305 is a reflective sensor that is disposed so as to face the supply path and detects a reflective material.
  • the control means 5 detects that a tape having an arbitrary length including the cut tape seam has been removed from the supply path by a change in the detection signal of the tape sensor. That is, when the tape is removed, the tape sensor 305 detects “OFF ⁇ ON”, and by detecting the switching state, it can be determined that the discharged tape has been removed.
  • a roller switching mechanism 330 that selectively presses only one of the two rollers against the tape is provided, and the control unit 5 controls the roller switching mechanism 330 to send the tape downstream.
  • the tape T can be fed out by driving the two rollers 381 and 382 with a single motor, so that the elongation of the tape T can be reduced. Further, since the two rollers 381 and 382 are not directly connected by a belt, the knife 301 can be disposed between the two rollers 381 and 382, and the tape T can be easily discharged. In addition, it is possible to reliably determine whether or not the tape seam portion cut by the finger has been removed after the cut tape seam portion is fed to the front end side of the tape feeding device by the roller, by changing the detection signal of the tape sensor. .
  • the present invention is not limited to the above embodiment.
  • the tape seam connected by the gold tape is used.
  • the tape seam may be connected by a silver tape or other reflective tape.
  • the type, layout and number of sensors used, the configuration of the tape supply device, and the like are arbitrary, and it is needless to say that other specific detailed structures can be appropriately changed.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Sewing Machines And Sewing (AREA)
PCT/JP2012/075425 2011-10-04 2012-10-01 テープ縫い付け方法およびテープ縫い付け装置 WO2013051517A1 (ja)

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KR1020147012113A KR101955436B1 (ko) 2011-10-04 2012-10-01 테이프 재봉 부착 방법 및 테이프 재봉 부착 장치

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CN110761002B (zh) * 2018-07-29 2021-08-31 深圳市高益达精密机械有限公司 手指夹片ab机构、带体送折转装置和自动折缝设备

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JPS58175586A (ja) * 1982-03-26 1983-10-14 ロツクウエル・リモルデイ・エスピ−エイ ミシンに用いられるテ−プ送り装置
JPH0299085A (ja) * 1988-10-07 1990-04-11 Achilles Corp シート部材の縫着方法
JPH0631677U (ja) * 1992-10-05 1994-04-26 春厚 梁 自動ミシン
JPH0658877U (ja) * 1993-01-26 1994-08-16 ペガサスミシン製造株式会社 テープ縫込み装置
JPH07194866A (ja) * 1993-12-29 1995-08-01 Juki Corp 縫製データ分割処理装置

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CN2159401Y (zh) * 1993-05-12 1994-03-23 杨昆南 制鞋缝线机传动结构
JP4526917B2 (ja) 2004-10-12 2010-08-18 Ｊｕｋｉ株式会社 ミシンの中押え装置

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JPS5014182B1 (enrdf_load_stackoverflow) * 1969-04-25 1975-05-26
JPS58175586A (ja) * 1982-03-26 1983-10-14 ロツクウエル・リモルデイ・エスピ−エイ ミシンに用いられるテ−プ送り装置
JPH0299085A (ja) * 1988-10-07 1990-04-11 Achilles Corp シート部材の縫着方法
JPH0631677U (ja) * 1992-10-05 1994-04-26 春厚 梁 自動ミシン
JPH0658877U (ja) * 1993-01-26 1994-08-16 ペガサスミシン製造株式会社 テープ縫込み装置
JPH07194866A (ja) * 1993-12-29 1995-08-01 Juki Corp 縫製データ分割処理装置

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CN103874795A (zh) 2014-06-18
JP5982108B2 (ja) 2016-08-31
KR101955436B1 (ko) 2019-03-07
TW201341617A (zh) 2013-10-16
KR20140079810A (ko) 2014-06-27
CN103874795B (zh) 2016-05-04
TWI561698B (enrdf_load_stackoverflow) 2016-12-11
JP2013078476A (ja) 2013-05-02

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