JP5725828B2 - Cuff fabric sewing machine for cutter shirt - Google Patents

Description

  The present invention relates to a cuff cloth sewing device for a cutter shirt that sews cuffs (cuffs) which are constituent members of a cutter shirt.

  For example, in order to manufacture a cutter shirt as shown in Patent Document 1, constituent members such as a collar, a sleeve, a yoke, a cuff, and a predecessor according to various sizes are sewn in advance according to the size of the cutter shirt. It manufactures by combining and sewing the structural member corresponding to.

  Among them, in order to sew cuffs which are constituent members, for example, a cuff cloth sewing device manufactured by Dilkop Adler, a German corporation, is known. The cuff fabric sewing device has a cuff fabric in which a core fabric, a front fabric, and a back fabric are superimposed from above, and a plurality of gauges that match the outer shape of the cuff to be sewn are arranged so as to be rotatable at equal intervals. The sewing machine is disposed at a predetermined stop position of the gauge, and the cutter device is disposed at the stop position of the gauge at a lower position in the rotational direction of the sewing machine.

  In the cuff cloth sewing device, first, after setting the cuff cloth on the gauge rotated to the cuff cloth supply position, the gauge on which the cuff cloth is set is rotated and stopped at the sewing machine position. The cuff is sewn in a pattern that matches the predetermined cuff shape, and then the gauge on which the sewn cuff is placed is rotated to the cutter position, where the cuff is moved outside the predetermined width from the sewing position. Then, the gauge is rotated to the accumulation position, and the sewing and outer edges are cut to collect the cuffs sewn.

  However, in the above-mentioned cuff cloth sewing device, in order to sew many kinds of cuffs having different shapes, many kinds of gauges that match the shape of the cuffs to be sewn are required. Have. In addition, in order to switch the cuff to be sewn, the gauge on which the cuff is placed must be replaced with a gauge corresponding to the cuff and the sewing pattern must be changed corresponding to the cuff. It took time and labor to replace the gauges and the like, and the effective operation time of the cuff cuff sewing device was shortened, so that cuff cuff sewing could not be performed efficiently. Further, in order to take out and accumulate the sewn cuffs, at least the cuff sewing time and the cuff ground cutting time are required, and the substantial cuff sewing time becomes long, resulting in a problem of poor sewing work efficiency.

JP-A-8-60401

  The problem to be solved is that, in order to sew various types of cuffs having different shapes, multiple types of gauges that match the shape of the cuffs to be sewn are required, which increases the equipment cost. In order to switch the cuff to be sewn, the gauge on which the cuff is placed must be replaced with a gauge having a shape corresponding to the cuff and the sewing pattern must be changed corresponding to the cuff shape. It takes time and labor to replace the gauge and the like, and the substantial operation time of the cuff sewing device is shortened, so that cuff sewing cannot be performed efficiently. In order to take out and accumulate the sewn cuffs, at least a cuff sewing time and a cuff cutting time are required, and the substantial cuff sewing time becomes long, resulting in poor sewing work efficiency.

  The first aspect of the present invention is to sew a flat rectangular cuff fabric in which a cuff backing cloth, a cuff cover cloth and a core cloth are overlapped with each other in accordance with a cuff shape by a sewing machine with a cutting blade provided at a sewing position and from the sewing line. In a cuff shirt sewing machine for a cutter shirt that cuts and removes an edge with a predetermined width outward and sews a cuff, a cuff with a sleeve side end folded back with a predetermined width on the carry-in side upper surface of the table body is used. The cuff place setting means that holds the position in a positioned state, and can move up and down to a front and rear traveling body that is controlled to reciprocate in the front and rear direction in the direction approaching and separating from the table body. A cuff fabric sewing means having a presser plate supported movably and a rotation position holding member for restricting the rotation of the press plate, and the cuff fabric sewing means between the cuff fabric setting means and the sewing position. It is provided on the sewing machine with cutting blades, which is provided on the sewing machine with cutting blades, which is provided on the sewing machine with cutting blades, and the cuffing ground transfer means for controlling the movement of the cuffing cloth sewing means moved to the sewing position. And a shaft member that rotatably supports the presser plate by engaging with the recessed portion provided, and the cuff fabric sewing means and the cuff carrier transfer in a state where the rotation of the presser plate is restricted by the rotation position holding member. One of the means is moved and controlled, and the cuff material transferred to the sewing position is sewn and cut linearly, while the rotation restriction of the holding plate by the rotating position holding member is released and the shaft member is moved to the holding plate. The main feature is that the cuff ground corner portion transferred to the sewing position is sewed and cut in a curved shape by controlling the movement of the cuff ground sewing means and the cuff ground transport means in the state of being engaged with the recess.

According to a second aspect of the present invention, a flat rectangular cuff having a cuff back cloth, a cuff surface cloth and a core cloth overlapped is sewn in accordance with the cuff shape by a sewing machine with a cutting blade provided at a sewing position. In a cuff shirt sewing machine for a cutter shirt that cuts and removes an edge with a predetermined width outward and sews a cuff, a cuff with a sleeve side end folded back with a predetermined width on the carry-in side upper surface of the table body is used. The cuff place setting means that holds the position in a positioned state, and can move up and down to a front and rear traveling body that is controlled to reciprocate in the front and rear direction in the direction approaching and separating from the table body. A cuff fabric sewing means having a presser plate supported movably and a rotation position holding member for restricting the rotation of the press plate, and the cuff fabric sewing means between the cuff fabric setting means and the sewing position. It is provided on the sewing machine with cutting blades, which is provided on the sewing machine with cutting blades, which is provided on the sewing machine with cutting blades, and the cuffing ground transfer means for controlling the movement of the cuffing cloth sewing means moved to the sewing position. A shaft member that engages with the provided recess and rotatably supports the presser plate, and cuff cloth sewing means that is spaced from the cuff cloth sewing means and cuff cloth setting means that have moved to the sewing position; It has a pressing member that moves integrally and is movable in the vertical direction, and presses the cuffs that have been sewn and cut by the pressing member that descends when the cuff fabric sewing means moves to the cuff fabric setting means location. And cuff collecting means for discharging and collecting the cuff held as the cuff fabric sewing means moves to the sewing position, and rotates the presser plate by the rotating position holding member. With restricted movement The cuff fabric transferred to the sewing position is linearly sewn and cut by controlling the movement of either the floss fabric feed means or the cuff fabric transfer means, while the rotation of the presser plate is restricted by the rotation position holding member. With the shaft member engaged with the recess of the presser plate, the cuff fabric sewing means and the cuff fabric transfer means are moved and controlled to sew and cut the corners of the cuff fabric transferred to the sewing position in a curved shape. This is the main feature.

  The present invention is a case where various types of cuffs having different shapes are sewn, and a cuff can be sewn using a common member with a certain size width, and a gauge is prepared for each size as in the past. There is no need to do this, and the equipment cost can be reduced. In addition, even when sewing is switched to cuffs of different sizes and shapes, it is possible to sew many types of cuffs by controlling the amount of movement of the cuffs in the two-dimensional direction, increasing the sewing work efficiency. it can. Furthermore, the cuffs sewn in the cuff sewing cycle can be taken out and accumulated, and the work time for sewing and collecting cuffs can be shortened to increase the production efficiency.

It is a top view of a cuff cloth sewing device. It is a front view of a cuff cloth sewing device. It is a left view of a cuff cloth sewing device. It is explanatory drawing which shows the cuff place setting part. It is explanatory drawing which shows a cuff ground transfer means. It is explanatory drawing which shows a cuff fabric sewing means. It is explanatory drawing which shows the thread | yarn cutting member and operating shaft member in a sewing machine part. It is explanatory drawing which shows a cuff collecting means. It is explanatory drawing which shows the outline of the cuffing fabric sewn and cut | disconnected. It is explanatory drawing which shows the setting state of a cuffs place. It is explanatory drawing which shows the state which moved the presser plate above the set cuff ground. It is explanatory drawing which shows the state at the time of the sewing start and cutting | disconnection of the cuffing fabric by a sewing machine main body. It is explanatory drawing which shows the state at the time of the sewing of the corner | angular part in a cuff ground, and a cutting start. It is explanatory drawing which shows the state at the time of completion | finish of sewing and cutting | disconnection of the corner | angular part in a cuff ground. It is explanatory drawing which shows the cuffs sewn and cut | disconnected. It is explanatory drawing which shows the state which moved the presser plate above the cuff ground of the next rank. It is explanatory drawing which shows the state which moved the cuff sewn according to moving the cuff place of the next rank to the sewing position to the accumulation position. It is explanatory drawing which shows the effect | action which accumulate | stores cuffs.

  While the rotation of the presser plate is restricted by the rotation position holding member, either the cuff cloth sewing means or the cuff cloth transfer means is moved and controlled, and the cuff cloth transferred to the sewing position is sewn and cut linearly. On the other hand, while the rotation restriction of the presser plate by the rotary position holding member is released and the shaft member is engaged with the recess of the presser plate, the cuff fabric sewing means and the cuff fabric transfer means are moved and controlled to the sewing position. The best mode is to sew and cut the transferred cuff ground corner in a curved shape.

The present invention will be described below with reference to the drawings showing examples.
As shown in FIGS. 1 to 9, the cuff fabric sewing device 1 includes a cuff fabric setting means 3, a cuff fabric transporting means 5, a cuff fabric sewing means 7, a sewing machine portion 9 and a cuff gathering means 11, of which The cuff place setting means 3 is the right side of the table main body 13 shown in the figure, the sewing machine part 9 is the central part of the table main body 13 shown in the figure, and the cuff collecting means 11 is spaced from the sewing machine part 9 to the sewing machine part 9 and the cuff place setting means 3. They are arranged on the left side of the table body 13 in the figure.

  The cuff place setting means 3 is arranged at a required height from the upper surface of the table main body 13 at the right end of the table main body 13 in the drawing, and extends in the front-rear direction orthogonal to the longitudinal direction (left-right direction in the drawing) of the table main body 13. A folding plate 15, a front / rear ruler plate 19 provided in the two long holes 17 formed in the right table surface of the table body 13 and extending in the front-rear direction shown in the drawing, and each front / rear ruler. Adsorption that adsorbs the cuffs 25 set on the table surface by sucking air from the vertical movement member 21 such as an air cylinder that moves up and down the plate 19 and the suction holes 23 formed on the table surface around each front and rear ruler plate 19. The member 27 is comprised.

  In addition, a left and right ruler plate 20 extending in the longitudinal direction of the table surface (left and right direction in the figure) is provided at the rear portion of the table surface in the cuff place setting means 3, and the rear of the cuff place 25 set on the table surface. Rule out the edge.

The cuff fabric 25 is formed by sequentially stacking a cuff back cloth 25a, a cuff front cloth 25b, and a core cloth 25c constituting a cuff of a cutter shirt, and is cut into a rectangular shape having a size corresponding to various sizes. The folded plate 15 is used when forming a fold by folding back the protruding side of the cuff fabric 25 placed on the upper surface with the sleeve side protruding in a required width.

The front and rear ruler plate 19 has an upper end projecting from the table surface at a required height when the cuff fabric 25 with the sleeve side folded back as described above is set on the table surface, and the cuff fabric is pressed by the folded-back side end portion pressed against. Rule out 25. The two cuff fabrics 25 that are ruled out with the folded-side end portions pressed against the front and rear ruler plates 19 are arranged symmetrically on the table surface.

The suction member 27 is provided on the partition plate 27a and the partition plate 27a provided to cover the front / rear ruler plate 19 and the vertical operation member 21 on the lower surface of the table surface including the suction hole 23, and an exhaust device ( When the cuff material 25 is set on the table surface by pressing the folded portion against the front and rear ruler plate 19, the cuff material 25 is sucked to keep the set state.

The cuff place transport means 5 is a mechanism for reciprocating the cuff place feed mechanism 7 between the cuff place setting means 3 and the sewing position, and has a double speed structure.
That is, a guide rail 29 extending in the left-right direction is provided on the front surface of the table body 13 and has a length corresponding to ½ of the distance between the cuff place setting means 3 and the sewing position. 29, a traveling body 31 connected to a traveling operation member 33 such as an air cylinder provided in the table main body 13 is supported so as to reciprocate in the left-right direction shown in the figure. The traveling body 31 is provided with a traveling arm 35 extending in the left-right direction shown in the figure with a length corresponding to ½ of the distance between the cuff place setting means 3 and the sewing position. A guide rail 37 and a rack gear 39 extending in the left-right direction shown in the figure are provided. The left and right traveling bodies 41 provided with the cuff ground feed mechanism 7 are supported by the guide rails 37 so as to reciprocate in the left and right directions shown in the figure. The left and right traveling bodies 41 are provided with a first electric motor 43 such as a servo motor capable of numerical control. A pinion gear (not shown) attached to the output shaft of the first electric motor 43 is connected to the rack gear 39. Meshed.

The cuff ground transfer means 5 is adapted to move the left and right traveling bodies 41 provided with the cuff ground feed mechanism 7 in accordance with the operation of the travel operation member 33 and the driving of the first electric motor 43 to the cuff ground setting means 3 and the sewing position. Move between them at double speed.

The cuff fabric sewing means 7 sews two cuff fabrics 25 set symmetrically and transferred to the sewing position on the basis of the cuff pattern by a sewing machine portion 9 to be described later, and cuts the peripheral edge outside the sewing line. At the same time, the cuff cloth 25 is fed to the sewing machine portion 9 in a straight line shape and a curved shape according to the cuff pattern.

That is, an upright portion of a lateral L-shaped traveling frame 45 is fixed to the left and right traveling bodies 41, and a horizontal portion of the traveling frame 45 extends in the front-rear direction above the table surface. A guide rail 47 extending in the front-rear direction is provided on the horizontal portion of the travel frame 45, and the front-rear travel body 49 is supported on the guide rail 47 so as to move in the front-rear direction. A rack gear 51 extending in the front-rear direction is attached to the front and rear traveling body 49, and a pinion gear fixed to the output shaft of the second electric motor 53 is fixed to the rack gear 51 so as to be numerically controllable. (Not shown) are engaged, and the front and rear traveling bodies 49 are moved in a direction approaching and moving away from the sewing machine portion 9 as the second electric motor 53 is driven.

A drooping portion is provided on the front end side of the front and rear traveling body 49, and a guide rail 55 extending in the vertical direction is provided on the drooping portion. An elevating body 59 connected to a vertically moving member 57 such as an air cylinder provided at the hanging portion is supported on the guide rail 55 so as to move up and down. Raise and lower between the position approaching the surface and the position moving away.

A rotating mounting board 61 is rotatably supported on the lifting body 59, and, for example, eight concave portions 61 a are provided on the outer peripheral side of the rotating mounting board 61 at equally divided positions in the circumferential direction. In addition, two lifting position holding members 63 such as an air cylinder and an electromagnetic solenoid are provided on the lifting body 59 corresponding to the diagonal position of the rotation center in the rotation mounting board 61, and the rod 61a thereof extends into the recess 61a. It is provided to engage.

A pressing plate 65 is attached to the lower surface of the rotation mounting plate 61. The presser plate 65 is formed in a common size with a certain width with respect to various sizes, and presses the central part of the pair of left and right cuffs 25 set at a predetermined interval between the folded side end portions. Each corner is formed in a curved shape corresponding to the cuff to be sewn. In addition, at each corner of the presser plate 65, a recess 65a is formed that serves as the center of rotation of the presser plate 65.

The pressing plate 65 is attached by being magnetically attracted while being positioned with respect to the rotation mounting plate 61. Positioning pins (not shown) are provided on the lower surface of the rotating mounting plate 61 as positioning means for the pressing plate 65 with respect to the rotating mounting plate 61, and the positioning pins are engaged with recesses 65a formed on the pressing plate 65. Then, both may be positioned.

The front and rear traveling body 49 has a direction of the presser plate 65 on the table surface, that is, the presser plate based on a light irradiation state with respect to a hole or the like (not shown) formed on the upper surface of the rotation mounting plate 61. An orientation detector (not shown) such as a photosensor for detecting whether the longitudinal direction of 65 is oriented in the left-right direction or the front-rear direction shown in the drawing is attached.

The sewing machine main body 67 of the sewing machine portion 9 is a conventionally known sewing machine equipped with a cutting blade that cuts the outer peripheral edge of the cuff cloth 25 at a predetermined distance from the sewing machine needle. Omitted. The sewing machine body 67 is engaged with a thread cutting member 69 provided with a cutting blade 69b on a rod of an operating member 69a such as an air cylinder or an electromagnetic solenoid, and a concave portion 65a of a presser plate 65 when sewing and cutting a curved portion of a cuff. In addition, an operating shaft member 71 provided with an engaging shaft 71b on an operating member 71a such as an air cylinder or an electromagnetic solenoid for setting the rotation center of the presser plate 65 is provided.

The sewing machine main body 67 has a predetermined time after a cuff place detector (not shown) such as a photosensor detects the rear left end of the cuff place 25 carried by the cuff place transfer means 5 and the cuff place sewing means 7. Alternatively, when the drive pulse applied to the first electric motor 43 reaches a predetermined number, the sewing machine is driven to sew the cuff fabric 25 and cut the outer edge along the sewing line. Further, the cutting waste cut from the cuff 25 is sucked and removed from the opening around the sewing needle in the sewing machine main body 67.

The cuff stacking means 11 stacks the cuffs 25a that are sewn and cut from the cuff cloth 25 in accordance with the operation of bringing the new cuff cloth 25 into the sewing position for sewing and cutting. That is, the base end portion of the mounting arm 73 extending in the left-right direction is fixed to the left side of the left and right traveling body 41 in the figure, and the distal end portion of the mounting arm 73 extends to the center portion in the front-rear direction of the table body 13. The mounting plate 75 to be taken out is fixed. The mounting plate 75 is provided with a lifting / lowering operation member 77 such as an air cylinder having an axis in the vertical direction, and a rod 79 of the lifting / lowering operation member 77 is mounted with a pressing member 79 that is long in the left-right direction as shown. Reference numeral 81 in the figure is a pair of left and right guide rods that are supported so as to slide in the vertical direction with an axis line in the vertical direction with respect to the mounting plate 75. It is fixed to the pressing member 79.

At the left end of the table body 13 shown in the figure, a pair of front and rear support tables 83 are provided so that a gap shorter than the front and rear width of the cuff 25a is provided, and the position can be adjusted according to the front and rear width of the cuff 95 formed by sewing and cutting. It is done. A pair of left and right vertical frames 85 are provided on the left rear portion of the table main body 13 shown in the figure, and a mounting plate 87 having a tip projecting above the gap between the support tables 83 is provided above the vertical arm 85. Installed and. A vertical operation member 89 such as an air cylinder having an axial line in the vertical direction is attached to the mounting plate 87, and a pushing member 91 that can enter the gap is attached to the rod of the vertical operation member 89. . Reference numeral 93 in the figure denotes a guide rod having an axis in the vertical direction and supported so as to slide on the mounting plate 87 and having a lower portion fixed to the pushing member 91.

An accumulation plate 97 is provided at the left end portion of the table body 13 shown in the figure in accordance with the lowered position of the pushing member 91. The stacking plate 97 may be either fixed to the table main body 13 or a structure that moves up and down as the cuffs 95 are stacked on the stacking plate 97. The figure shows an example in which an accumulation plate 97 is fixedly provided on the table body 13. An extrusion member (not shown) is provided on the table main body 13 corresponding to the accumulation plate 97, and when the predetermined number of cuffs 95 are accumulated on the accumulation plate 97, the extrusion member is operated to accumulate the cuffs 95 accumulated. It may be possible to discharge.

Next, the operation of the cuff fabric sewing apparatus 1 configured as described above will be described. The operator overlaps the cuff back cloth 25a, the cuff front cloth 25b, and the core cloth 25c on the push-back plate 15 in this order. The cuff fabric 25 is placed so that the sleeve-side end protrudes with a required width, the projecting-side end is folded, and the cuff fabric 25 is then held while holding the push-back end. It is set on the table surface while positioning so that the end portion on the folded side contacts the front and rear ruler plates and the end portion in the longitudinal direction contacts the left and right ruler plates 20.

The above operation is repeated, and another cuff 25 is set so as to face the folded side end of the previous cuff 25 where the folded side end is set with an interval of a required width. At this time, the two cuff fabrics 25 set on the table surface are adsorbed on the table surface by the exhaust from the suction hole 23, and the set state is maintained. The front / rear ruler plate 19 is lowered so that the upper end of the front / rear ruler plate 19 is positioned below the table surface by an up-and-down operation member 21 that is actuated at the start of driving of the cuff transfer unit 5 described later. (See Figure 10)

Next, when a start button (not shown) is turned on in the above state, the traveling operation member 33 is operated in a state where the elevating body 59 is raised, and the traveling body 31 is illustrated on the right side of the table main body 13. The first electric motor 43 is driven while moving in the direction to move the left and right traveling bodies 41 to the right in the figure with respect to the traveling arm 35, and the cuff fabric sewing means 7 is actuated and driven at a synchronized timing. Is moved so that the presser plate 65 is positioned above the central portion of the two cuffs 25 held by suction on the table surface. At this time, the presser plate 65 is positioned so that the rod of the rotational position holding member 63 to be operated is engaged with the recess 61a, and the longitudinal direction thereof faces the front-rear direction. (See Figure 11)

Next, the vertical movement member 57 is operated in the above state to lower the elevating body 59 so that the two cuffs 25 set by the presser plate 65 are pressed and held on the table surface, and then the cuff The traveling operation member 33 and the first electric motor 43 of the transfer means 5 are moved backward to move the cuff fabric sewing means 7 to the sewing position side. At this time, the two cuff fabrics 25 pressed on the table surface by the presser plate 65 slide on the table surface and move to the sewing position side as the cuff fabric sewing means 7 moves.

Of the two cuffs 25 that slide on the table surface, the rear left end of the left cuff 25 shown in the figure is detected by the cuff sensor, and the point A shown in the left rear end is located on the sewing needle. The sewing machine body 67 is driven while the first electric motor 43 is driven and controlled to move to the left as shown in FIG. Then, the rear edge of the two cuffs 25 is sewn linearly along the edge of the presser plate 65, and the outer edge having a required width from the sewing line is cut and removed by a cutting blade. (See Figure 12)

At the time of the above sewing, when the sewing needle is positioned between the two cuff fabrics 25, the sewing machine body 67 is sewed and the cuff fabrics 25 are in a state in which the cuff fabrics 25 are twisted together with a blank thread. Become. In this embodiment, the timing when the sewing machine sewing is started from the point A and reached between the cuff fabrics 25, that is, the number of drive pulses of the first electric motor 43 that moves the cuff fabric sewing means 7 in the left-right direction. When a predetermined number reaching between the cuffing fabrics 25 is reached, the thread cutting member 69 is operated to cut the thread that is stitched between the cuffing fabrics 25 to separate the cuffing fabrics 25 from each other. to enable.

When the sewing point reaches the point B shown in the figure by the above sewing and cutting, the rotation position holding member 63 is moved backward to release the engagement of the rod with the recess 61a, and the rotation mounting plate 61 is made rotatable. The actuating member 71a of the actuating shaft member 71 is actuated to engage the engaging shaft 71b with the recess 65a of the presser plate 65 so that the presser plate 65 can be rotated around the position. In this state, the first electric motor 43 and the second electric motor 53 are driven and controlled, and the presser plate 65 is moved around the rod of the operating shaft member 71 in the left-right direction and the front-rear two-dimensional direction to cuff. The right rear side shown in FIG. 25 is sewed and cut in a curved shape with a predetermined curvature. (See Figure 13)

The data for controlling the driving of the first electric motor 43 and the second electric motor 53 is programmed for each outer shape pattern of the cuff 95 to be sewn and stored in the memory means of the control means, and the data of the cuff 95 to be sewn is sewn. The desired pattern data is read from the storage means based on the outer shape, and the first electric motor 43 and the second electric motor 53 are driven and controlled.

When the sewing part reaches point C shown in the figure by sewing and cutting of the curved portion, the longitudinal direction of the presser plate 65 is in the left-right direction, and in this state, the operating member 71a of the operating shaft member 71 is moved. The second electric motor is moved in a state where the engagement shaft 71b is released from the recess 65a and the rotation position holding member 63 is operated to engage the rod with the recess 61a and restrict the rotation of the presser plate 65. The motor 53 is driven and controlled so that the longitudinal edge of the cuff 25 is sewn and cut while moving the presser plate 65 in the front-rear direction. Then, by repeating the above operation, the end edges of the two cuff fabrics 25 are sewn and cut into a straight line and a curved line, and the cuff 95 is sewn. (See FIGS. 14 and 15)

After the sewing work of the cuff 95 is completed, the vertical movement member 57 is moved backward to raise the elevating body 59 to release the pressing of the cuff 95 by the presser plate 65, and then the first electric motor 43 is driven to control the cuff cloth sewing means. 7 is moved to the cuff place setting means 3 side. At this time, the pressing member 79 is moved above the two cuffs 25 left in the sewing position by the movement of the cuff cloth sewing means 7. (See Figure 16)

Then, the vertical movement member 57 is used to press the two cuff fabrics 25 to be sewn and cut to the sewing position by the above-described operation or to press the cuff fabric 25 on the table surface to the set two sheets. The raising / lowering actuating member 77 is actuated at the actuated timing, the pressing member 79 is lowered, and the cuff fabric sewing means 7 is moved to the sewing position with the front side of the two cuffs 95 pressed against the table surface. Thus, the two cuffs 9 are slid on the table surface to the cuff stacking means 11 side, and the front and rear end portions of the cuffs 25 are transferred onto the corresponding support table 83. (See Figure 17)

When the front and rear end portions of the cuff 25 are placed on each support table 83, the vertical operation member 89 is actuated to lower the pushing member 91 to move the front and rear of the cuff 95 placed on each support table 83. The direction intermediate portion is pushed downward to be accumulated on the accumulation plate 97. (See Figure 18)

In the present embodiment, even when the size of the cuff 95 to be sewn is different, the cuff fabric 25 is sewn according to the outer shape of the cuff 95 using the common presser plate 65 having a certain width, and the sewing line is used. The cuff 95 can be manufactured by cutting at a position having a predetermined width from the outside to the outside, and the equipment cost can be reduced without using a gauge plate for each size of the cuff as in the past. . In addition, it is not necessary to replace the gauge plate for each size, and the production stop time can be reduced and the production efficiency can be increased. Furthermore, it is possible to complete the work of collecting the cuffs 95 sewn within the cycle of sewing and cutting work, and the work efficiency is excellent.

The present invention replaces the sewing machine main body 67 of the sewing machine portion 9 with a cutting machine with a cutting function to a lock sewing machine having a function of cutting the edge while sewing the edge, such as a hand towel, a table towel, a glasses wipe, etc. In this way, the present invention can also be applied to an application in which the end edges are edge-stitched linearly and curvedly. In this case, the detailed operation of the edge stitching and cutting is substantially the same as that described in the present embodiment, and the detailed description thereof is omitted.

DESCRIPTION OF SYMBOLS 1 Cuff cloth sewing device 3 Cuff cloth setting means 5 Cuff cloth transfer means 7 Cuff cloth sewing means 9 Sewing machine part 11 Cuff gathering means 13 Table body 15 Folding plate 17 Long hole 19 Front and rear ruler plate 20 Left and right ruler plate 21 Vertical operation member 23 Suction hole 25 Cuff cloth 25a Cuff backing cloth 25b Cuff cover cloth 25c Core cloth 27 Suction member 27a Partition plate 29 Guide rail 31 Traveling body 33 Traveling operation member 35 Traveling arm 37 Guide rail 39 Rack gear 41 Left and right traveling body 43 First electric motor 45 Traveling frame 47 Guide rail 49 Front and rear traveling body 51 Rack gear 53 Second electric motor 55 Guide rail 57 Vertical movement member 59 Elevating body 61 Rotating mounting plate 61a Recessed portion 63 Rotating position holding member 65 Presser plate 65a Recessed portion 67 Sewing machine body 69 Thread cutting Member 69a Actuating member 69b Cutting blade 71 Actuating shaft Material 71a actuating member 71b engaging shaft 73 mounting arm 75 mounting plate 77 lifting actuating member 79 pressing member 81 guide rod 83 support table 85 vertical frame 87 mounting plate 89 move up and down member 91 pushing member 93 guide rod 95 cuff 97 stacking plate

Claims (7)

A flat rectangular cuff with the cuff back cloth, cuff cover and core cloth overlapped is sewn in accordance with the cuff shape with a sewing machine with a cutting blade provided at the sewing position, and a predetermined width is set outward from the sewing line. In the cuffs cuff sewing device for cutter shirts, which cuts and removes the edges that have been placed and sew cuffs.
A cuff place setting means for holding the cuff place in which the sleeve side end is folded back with a predetermined width on the carry-in side upper surface of the table body,
A presser plate that can be moved up and down by a front and rear traveling body that is controlled to reciprocate in the front-rear direction toward and away from the table body with respect to the table body with a cutting blade, and a presser plate that is supported rotatably. Cuff fabric sewing means having a rotation position holding member for restricting movement;
The cuff cloth sewing means controls the movement of the cuff cloth sewing means in the left-right direction between the cuff cloth setting means and the sewing position and controls the reciprocating movement of the presser plate of the cuff cloth sewing means moved to the sewing position in the left-right direction. When,
A shaft member that is provided in a sewing machine with a cutting blade, engages with a recess provided in each corner of the press plate, and rotatably supports the press plate;
The cuff fabric transferred to the sewing position is linearly controlled by controlling the movement of either the cuff fabric sewing means or the cuff fabric transfer means in a state where the rotation of the presser plate is restricted by the rotation position holding member. While the sewing and cutting are performed, the rotation restriction of the presser plate by the rotary position holding member is released, and the cuff cloth sewing means and the cuff transfer means are moved and controlled while the shaft member is engaged with the recess of the presser plate. A cuff fabric sewing device for a cutter shirt that sews and cuts a cuff fabric corner transferred to a sewing position into a curved shape. A flat rectangular cuff with the cuff back cloth, cuff cover and core cloth overlapped is sewn in accordance with the cuff shape with a sewing machine with a cutting blade provided at the sewing position, and a predetermined width is set outward from the sewing line. In the cuffs cuff sewing device for cutter shirts, which cuts and removes the edges that have been placed and sew cuffs.
A cuff place setting means for holding the cuff place in which the sleeve side end is folded back with a predetermined width on the carry-in side upper surface of the table body,
A presser plate that can be moved up and down by a front and rear traveling body that is controlled to reciprocate in the front-rear direction toward and away from the table body with respect to the table body with a cutting blade, and a presser plate that is supported rotatably. Cuff fabric sewing means having a rotation position holding member for restricting movement;
The cuff cloth sewing means controls the movement of the cuff cloth sewing means in the left-right direction between the cuff cloth setting means and the sewing position and controls the reciprocating movement of the presser plate of the cuff cloth sewing means moved to the sewing position in the left-right direction. When,
A shaft member that is provided in a sewing machine with a cutting blade, engages with a recess provided in each corner of the press plate, and rotatably supports the press plate;
The cuff fabric sewing means and the cuff fabric sewing means moved to the sewing position are moved together with the cuff fabric sewing means at an interval, and have a pressing member provided so as to be movable in the vertical direction. When the feeding means moves to the cuff place setting means, the cuff that has been sewn and cut is pressed and held by the pressing member lowered, and the cuff held by the cuff place sewing means being moved to the sewing position. Cuff stacking means for discharging and collecting outside the table body,
The cuff fabric transferred to the sewing position is linearly controlled by controlling the movement of either the cuff fabric sewing means or the cuff fabric transfer means in a state where the rotation of the presser plate is restricted by the rotation position holding member. While the sewing and cutting are performed, the rotation restriction of the presser plate by the rotary position holding member is released, and the cuff cloth sewing means and the cuff transfer means are moved and controlled while the shaft member is engaged with the recess of the presser plate. A cuff cloth sewing device for a cutter shirt that sews and cuts a corner of a cuff cloth transferred to a sewing position in a curved shape. 3. The cuff ground setting means according to claim 1, wherein the cuff ground setting means has a left and right ruler member that abuts against at least one of a front end and a rear end perpendicular to the cuff land transport direction, and is provided on the table surface. A cuff cloth sewing device for a cutter shirt having an adsorbing member that sucks and holds the set cuff cloth. 3. The cuff material transfer means according to claim 1, wherein the cuff material transfer means is supported so as to be reciprocally movable by a half stroke between the cuff material setting means and the sewing position, and the travel object is reciprocated by the stroke. A traveling operation member that moves; a left and right traveling body that is supported to be reciprocally movable with respect to the traveling body with a length that matches the stroke; and a numerically controllable electric motor that reciprocates the left and right traveling bodies with the stroke. Cuff fabric sewing machine for cutter shirts with double speed structure. 3. The cuff fabric sewing means according to claim 1, wherein the cuff fabric sewing means is supported so as to be able to reciprocate in the front-rear direction with respect to the cuff fabric transport means, and the front-rear travel body is reciprocated so as to allow numerical control A second electric motor, a lifting body supported to be movable up and down with respect to the front and rear traveling bodies, a vertically moving member that lifts and lowers the lifting body, and a pivotal mounting pivotally supported to the lifting body A cuffing pattern, a rotation position holding member that is provided on the lifting body and holds a rotation position of the rotation mounting board, and is positioned and detachably attached to the rotation mounting board. A cuff fabric sewing machine for cutter shirts, which consists of a presser plate with a similar shape. 6. The cuff cloth sewing apparatus for a cutter shirt according to claim 5, wherein the presser plate is attached by being magnetically attracted to the rotation mounting board. 3. The cuff gathering means according to claim 2, wherein the cuff gathering means is a pressing member at the tip of the mounting arm that extends in a direction opposite to the cuff place setting means with a length between the cuff place setting means and the sewing position relative to the cuff place sewing means. A cuffs sewing machine for cutter shirts that can be moved up and down.

Images