CN112376174A

CN112376174A - Automatic pocket hemming sewing equipment

Info

Publication number: CN112376174A
Application number: CN202010936720.4A
Authority: CN
Inventors: 陈中华
Original assignee: Changzhou Zhigu Electrical And Mechanical Technology Co ltd
Current assignee: Changzhou Zhigu Electrical And Mechanical Technology Co ltd
Priority date: 2020-09-08
Filing date: 2020-09-08
Publication date: 2021-02-19

Abstract

The invention discloses automatic pocket hemming and sewing equipment which comprises a hemming machine. The key points are as follows: also comprises a pocket cloth feeding device. The pocket cloth feeding device comprises a pocket cloth discharging rack, a pocket cloth lifting mechanism, a pocket cloth slicing mechanism, a pocket cloth bearing mechanism and a pocket cloth feeding mechanism. The pocket cloth lifting plate driving device drives the pocket cloth lifting plate to ascend to continuously feed, and the pocket cloth positioning device enables piled pocket cloth on the pocket cloth lifting plate to be kept orderly. The pocket cloth slicing mechanism comprises a material taking manipulator and a material taking manipulator driving device. After the material taking mechanical arm sequentially grabs the pocket cloth on the pocket cloth lifting plate, the material taking mechanical arm is driven by the material taking mechanical arm driving device to send the pocket cloth to the pocket cloth bearing mechanism. The pocket cloth on the pocket cloth bearing mechanism is conveyed to a feeding mechanism of a curling machine by a pocket cloth feeding mechanism, the pocket cloth is conveyed to a curling mechanism by the feeding mechanism, and a curled edge is sewn by a sewing machine head after curling.

Description

Automatic pocket hemming sewing equipment

Technical Field

The invention relates to the technical field of sewing equipment, in particular to automatic pocket hemming sewing equipment capable of automatically feeding materials and used for hemming and sewing pocket cloth.

Background

The existing pocket hemming machine is equipment for hemming and then sewing pocket cloth, and generally comprises a main frame, a bedplate and an electric control box, wherein the main frame is provided with a feeding mechanism, a hemming mechanism and a sewing machine head. The feeding mechanism is used for conveying pocket cloth, the edge curling mechanism is used for curling edges in the conveying process, sewing is carried out by the sewing machine head after the edge curling is finished, and the thread is cut by a manual or thread cutting mechanism after the sewing is finished. The current pocket curling machine usually feeds materials through manual work, one pocket curling machine needs to be matched with one worker to feed materials, the manual feeding is difficult to ensure the consistency of the feeding, the product quality is not high, the processing requirement of high-end products cannot be met, the efficiency is not high, and the production cost is higher.

Disclosure of Invention

The invention aims to provide automatic pocket hemming and sewing equipment which is simple in structure and capable of automatically feeding materials and is used for hemming and sewing pocket cloth.

The basic technical scheme for realizing the purpose of the invention is as follows: an automatic pocket hemming and sewing device comprises a hemming machine. The hemming machine comprises a hemming machine workbench, a feeding mechanism, a hemming mechanism and a sewing machine head. The crimper workbench comprises a crimper frame and a crimper workbench plate. The hemming machine working table is fixedly arranged on the hemming machine frame. The sewing machine head is fixedly arranged on the left part of the working table plate of the hemming machine. The structure is characterized in that: also comprises a pocket cloth feeding device. The pocket cloth feeding device comprises a pocket cloth discharging rack, a pocket cloth lifting mechanism, a pocket cloth slicing mechanism, a pocket cloth bearing mechanism and a pocket cloth feeding mechanism. The pocket cloth lifting mechanism comprises a pocket cloth lifting plate, a pocket cloth lifting plate driving device and a pocket cloth positioning device. The pocket cloth lifting plate driving device drives the pocket cloth lifting plate to ascend to continuously feed, and the pocket cloth positioning device enables piled pocket cloth on the pocket cloth lifting plate to be kept orderly. The pocket cloth slicing mechanism comprises a material taking manipulator and a material taking manipulator driving device. After the material taking mechanical arm sequentially grabs the pocket cloth on the pocket cloth lifting plate, the material taking mechanical arm is driven by the material taking mechanical arm driving device to send the pocket cloth to the pocket cloth bearing mechanism. The pocket cloth on the pocket cloth bearing mechanism is conveyed to a feeding mechanism of a curling machine by a pocket cloth feeding mechanism, the pocket cloth is conveyed to a curling mechanism by the feeding mechanism, and a curled edge is sewn by a sewing machine head after curling.

The technical scheme based on the basic technical scheme is as follows: the pocket cloth material bearing mechanism of the pocket cloth feeding device comprises a pocket cloth material bearing plate. The pocket cloth material bearing plate is arranged on the rear portion of the pocket cloth discharging rack and located behind the pocket cloth lifting plate of the pocket cloth lifting mechanism, and the corresponding position of the pocket cloth material bearing plate is located on the front portion of the right portion of the curling machine workbench plate of the curling machine workbench. The feeding mechanism of the curling machine comprises a feeding floating plate, a floating plate driving cylinder and a belt feeding device. The floating plate driving cylinder is fixedly arranged on the front part of the right part of the working table plate of the curling machine through a cylinder body, and the floating plate driving cylinder drives the feeding floating plate to ascend or descend. The feeding floating plate is positioned at the right part of the lower side of the belt feeding device. The pocket cloth feeding mechanism conveys the pocket cloth to the hemming machine from the pocket cloth material bearing plate, the corresponding part of the pocket cloth is located between the feeding floating plate and the belt feeding device, the pocket cloth is tightly pressed on the belt feeding device after the feeding floating plate rises, and therefore the pocket cloth is transferred to the hemming machine from the pocket cloth material bearing plate through the belt feeding device.

The technical scheme based on the corresponding technical schemes is as follows: the hemming machine also includes an adjustment seat assembly. The adjusting seat component comprises an adjusting seat plate, an adjusting seat plate driving device, an adjusting seat plate jacking device, a feeding panel and a feeding panel supporting plate. A floating plate driving cylinder of a feeding mechanism of the curling machine is fixedly arranged on the front part of the right part of the adjusting seat plate through a cylinder body.

The right part of the adjusting seat plate is hinged to the right part of the working table plate of the edge curling machine, the adjusting seat plate is horizontally placed in the right part of the working table plate of the edge curling machine, and the upper surface of the adjusting seat plate is lower than that of the working table plate of the edge curling machine. The adjusting seat plate jacking device is used for jacking the adjusting seat plate upwards, and the adjusting seat plate driving device is used for driving the adjusting seat plate to rotate forwards and backwards.

The feeding panel supporting plate is fixedly arranged on the adjusting seat plate through a corresponding mounting seat, and the lower surface of the feeding panel supporting plate is higher than the upper surface of the working table plate of the curling machine. The feeding panel is fixedly arranged on the feeding panel supporting plate and is positioned on the upper side of the hemming machine working table plate. The hemming mechanism is fixedly arranged on the adjusting seat plate of the adjusting seat assembly and is positioned at the lower side of the rear part of the feeding panel.

The feeding floating plate is positioned between the feeding panel and the pocket cloth material bearing plate, when the feeding floating plate rises upwards, the left side and the right side of the feeding floating plate are respectively connected with the feeding panel and the pocket cloth material bearing plate, and the upper surface of the feeding floating plate is level with the upper surface of the pocket cloth material bearing plate and the upper surface of the feeding panel.

The technical scheme based on the corresponding technical schemes is as follows: the pocket cloth bearing mechanism of the pocket cloth feeding device further comprises a pocket cloth push plate and a pocket cloth push plate driving device.

The pocket cloth push plate driving device comprises a pocket cloth push plate driving cylinder, the pocket cloth push plate driving cylinder is fixedly arranged on the middle part of the rear part of the lower side of the pocket cloth material bearing plate through a cylinder body, and a piston rod of the pocket cloth push plate driving cylinder extends backwards. The pocket cloth push plate mounting seat is fixedly arranged on the end of a piston rod of the pocket cloth push plate driving cylinder, and the position of the pocket cloth push plate mounting seat in the front-back direction can be adjusted. The pocket cloth push plate is fixedly arranged on the pocket cloth push plate mounting seat along the left-right direction, is positioned at the rear part of the upper side of the pocket cloth material bearing plate and is in sliding contact with the pocket cloth material bearing plate.

The feeding mechanism of the curling machine further comprises a feeding elastic sheet and an elastic sheet driving cylinder. The shell fragment drives that actuating cylinder is fixed to be set up on belt material feeding unit's right-hand member, is located the left part top of pocket cloth material-bearing plate, and its piston rod stretches out downwards, and feeding shell fragment right part upper end is fixed to be set up on the end of piston rod, is high left low setting in the right side.

The technical scheme based on the corresponding technical schemes is as follows: the pocket cloth material bearing mechanism further comprises a pocket cloth material bearing plate linear guide rail and a pocket cloth material bearing plate locking assembly.

The linear guide rail of the pocket cloth material bearing plate is fixedly arranged on the left part of the rear part of the upper part of the pocket cloth discharging rack along the left-right direction. The pocket cloth material bearing plate is fixedly arranged on the two slide blocks on the linear guide rail of the pocket cloth material bearing plate. The pocket cloth material bearing plate is positioned behind the pocket cloth lifting plate of the pocket cloth lifting mechanism. The left part of the front part of the pocket cloth material-bearing plate is provided with two positioning gaps which are provided with openings forwards and penetrate through the upper part and the lower part of the pocket cloth material-bearing plate. The two positioning notches are arranged from left to right in sequence. The pocket cloth material-bearing plate locking assembly comprises a locking seat and a locking hand wheel. The locking seat is fixedly arranged on the pocket cloth discharging rack and is positioned on the front part of the left part of the lower side of the pocket cloth material bearing plate, an inverted T-shaped groove penetrating through the locking seat from top to bottom is formed in the locking seat in the front-back direction, and a corresponding inverted T-shaped limiting slide block is arranged in the inverted T-shaped groove. The locking hand wheel is screwed and fixed on the limiting slide block from top to bottom, and the corresponding part is positioned in the corresponding positioning gap of the pocket cloth bearing plate, so that the pocket cloth bearing plate is fixed at an avoiding station or a feeding station

The technical scheme based on the corresponding technical schemes is as follows: the feeding mechanism of the curling machine also comprises a pressing device. The pressing devices are two groups, and the two groups of pressing devices have the same structure and respectively comprise an elastic pressing sheet, an elastic sheet stop lever and a hand-screwed nut.

The adjusting seat plate of the adjusting seat component is provided with a feeding device connecting seat. The two groups of pressing devices are sequentially arranged on the belt feeding device from left to right. The fixed front end of the elastic pressing sheet is fixedly arranged on the belt feeding device, and the elastic sheet stop lever is fixedly arranged on the feeding device connecting seat on the adjusting seat plate. The rear end of the elastic pressing sheet is pressed on the elastic sheet stop lever from top to bottom. The hand-screwed nut is screwed on the feeding device connecting seat arranged on the adjusting seat plate, and the lower end of the hand-screwed nut props against the corresponding part of the elastic pressing sheet from top to bottom, so that the belt feeding device compresses and conveys the pocket cloth from top to bottom.

The technical scheme based on the corresponding technical schemes is as follows: the hemming machine further includes a cutting mechanism. The cutting mechanism comprises a cutter seat, a lower cutter, an upper cutter, a cutter driving cylinder, a compression spring, a feeding guide plate and a hand guard plate.

The lower cutter is fixedly arranged on the front part of the left side of the cutter seat. The upper cutter is rotatably arranged at the middle part of the cutter seat through a corresponding rotating shaft at the rear part of the upper cutter, a compression spring is arranged between the rotating shaft and the cutter seat, and the restoring force of the compression spring pushes the rotating shaft to the right, so that the upper cutter is always well attached to the lower cutter to the right. The cutter driving cylinder is hinged to the rear part of the cutter seat through the rear end of the cylinder body, a piston rod of the cutter driving cylinder extends forwards, and the end of the piston rod is in transmission connection with the upper cutter. The upper cutter is driven to rotate by the cutter driving cylinder, so that the front part of the upper cutter and the lower cutter are closed to cut off the thread.

The cutter seat is fixedly arranged on the working table plate of the hemming machine and is positioned at the front part of the left side of the sewing machine head. The feeding guide plate is fixedly arranged on the front part of the cutter seat and positioned on the right side of the lower cutter, and the right end of the feeding guide plate is pressed downwards to be attached to the corresponding part of the sewing machine head. The hand guard plate is fixedly arranged on the front part of the cutter seat and positioned above the feeding guide plate, and is used for preventing a hand from extending into the space between the lower cutter and the upper cutter.

The technical scheme based on the corresponding technical schemes is as follows: the pocket cloth feeding mechanism comprises a pocket cloth feeding driving device, a pocket cloth feeding pressing plate mounting seat, a pocket cloth feeding linear guide rail, a pocket cloth feeding pressing plate and a pocket cloth feeding pressing plate lifting device. The pocket cloth feeding driving device drives the pocket cloth feeding pressing plate mounting seat to move left and right along the pocket cloth feeding linear guide rail. The pocket cloth feeding press plate lifting device is arranged on the pocket cloth feeding press plate mounting seat, and the pocket cloth feeding press plate lifting device drives the pocket cloth feeding press plate to lift upwards or press the pocket cloth on the pocket cloth bearing plate downwards for feeding.

The technical scheme based on the corresponding technical schemes is as follows: the pocket cloth lifting plate driving device comprises a pocket cloth lifting plate mounting seat, a pocket cloth lifting plate driving motor, a pocket cloth lifting ball screw pair and a pocket cloth lifting linear guide rail. The pocket cloth lifting plate driving motor is fixedly arranged on the lower portion of the right portion of the pocket cloth discharging rack, and a motor shaft of the pocket cloth lifting plate driving motor extends upwards. The pocket cloth lifting plate driving motor drives a screw rod of the pocket cloth lifting ball screw pair to rotate, and the pocket cloth lifting plate mounting base is driven by a screw rod nut to move up and down stably along the 2 pocket cloth lifting linear guide rails. The pocket cloth lifting plate is horizontally and fixedly arranged on the pocket cloth lifting plate mounting seat.

The technical scheme based on the corresponding technical schemes is as follows: the pocket cloth lifting plate is provided with a positioning rod groove which penetrates through the pocket cloth lifting plate from top to bottom. The locating rod groove has 4, and two constant head tanks that are located the rear side set up respectively on the rear portion left part and the rear portion right part of pocket cloth lifter plate, all along controlling to setting up. The two positioning grooves positioned at the front side are respectively arranged on the left part of the front part and the right part of the rear part of the pocket cloth lifting plate and are arranged in a splayed shape.

The pocket cloth positioning device comprises a positioning backup plate, a positioning column and a positioning column mounting plate. The positioning backup plate is vertically and fixedly arranged on the rear part of the positioning column mounting plate along the left-right direction, and the positioning column mounting plate is horizontally and fixedly arranged on the pocket cloth discharging rack. The reference column has 4, and 4 reference columns all can be adjusted fixedly and set up on the reference column mounting panel, and 4 reference columns upwards pass corresponding locating lever groove on the pocket cloth lifter plate respectively, and the distance between 4 reference columns can be adjusted, adjusts along corresponding locating lever groove during the adjustment to adapt to the not pocket cloth of equidimension, fix a position the corresponding limit of pocket cloth.

The technical scheme based on the corresponding technical schemes is as follows: the upper end of the positioning column is provided with a blocking piece which faces the pocket cloth and extends out of the positioning column in parallel with the direction of the positioning rod groove, and the blocking piece is used for separating the taken pocket cloth from the rest pocket cloth during material taking.

The technical scheme based on the corresponding technical schemes is as follows: the material taking manipulator comprises a needle type sucker, a sucker mounting rack and a jacking switch assembly. The middle part of the rear part of the pocket cloth lifting plate is provided with a mandril hole which penetrates through the pocket cloth lifting plate from top to bottom.

The sucking disc mounting bracket is T-shaped. The number of the needle type suckers is 3, the 3 needle type suckers are adjustably and fixedly arranged on the sucker mounting frame and can be adjusted to corresponding grabbing positions according to the size of the pocket cloth. The jacking switch assembly comprises a mandril, an adjusting seat sleeve and a mandril limiting ring.

The adjusting seat sleeve is fixedly arranged on the rear part of the middle part of the sucker mounting frame in a screwing mode, and the axis of the adjusting seat sleeve is vertically arranged along the vertical direction. The ejector rod is arranged in the adjusting seat sleeve in a sliding mode, is insulated from the adjusting seat sleeve, and is not electrically connected. The ejector rod limiting ring is fixedly arranged at the upper end of the ejector rod, the ejector rod limiting ring is driven to move up and down through the ascending and descending of the ejector rod, the contact electric connection or the separation disconnection electric connection with the adjusting seat sleeve is formed, and the lower end of the ejector rod extends out of the adjusting seat sleeve by 5-10 mm. The lower end of a mandril of the jacking switch assembly is 1-3 mm lower than the lower end operation surface of a needle type sucker of the material taking manipulator, and when the material is taken, the position of the jacking switch assembly in the up-down direction corresponds to the position of a mandril hole of the pocket cloth lifting plate.

The technical scheme based on the corresponding technical schemes is as follows: the material taking manipulator driving device comprises a material taking manipulator lifting driving device, a material taking manipulator lifting guide device, a first connecting seat of the material taking manipulator, a front and back driving device of the material taking manipulator and a front and back guide device of the material taking manipulator. The material taking manipulator lifting driving device drives the air cylinder to drive the sucker mounting rack to move up and down along the material taking manipulator lifting linear guide rail. The front and rear driving devices of the material taking manipulator drive the first connecting seat of the material taking manipulator to move front and back along the front and rear linear guide rails of the material taking manipulator.

The invention has the following beneficial effects: (1) the automatic pocket hemming sewing equipment is provided with the pocket cloth feeding device, and the position of the pocket cloth material bearing plate of the pocket cloth feeding device is used for replacing the feeding position of the manual material placing of the original hemming machine, so that the automatic feeding of the pocket cloth is realized, the automation degree is greatly improved, the consistency of the feeding of the pocket cloth is facilitated, and the quality and the grade of a product are greatly improved. The pocket cloth feeding device is simple in structure, can replace manpower, enables one worker to see a plurality of devices, greatly saves labor cost, greatly improves efficiency, and is beneficial to improving the unmanned automation degree of a factory.

(2) The pocket cloth feeding device is provided with the pocket cloth positioning assembly, so that stacked pocket cloth is kept orderly, the pocket cloth with different sizes can be adjusted, the adaptability is strong, and the application range is wide; the pocket cloth material bearing mechanism is provided with a pocket cloth push plate, and the rear edge of the pocket cloth material keeps a straight line in the left-right direction along the opening to-be-curled edge through the pocket cloth push plate, so that the precision of subsequent curling sewing is improved, the rear end of the sewn pocket cloth material is flat and uniform, the consistency is good, and the product quality is greatly improved. The front and back positions of the pocket cloth push plate can be adjusted, so that the pocket cloth can adapt to pocket cloth with different hemming widths.

(3) The pocket cloth feeding device is provided with the pocket cloth positioning assembly, the upper end of the positioning column of the pocket cloth positioning assembly is provided with the blocking piece, adjacent pocket cloth which are mutually adhered can be separated, and the pocket cloth on the lower side is prevented from being mistakenly fed onto the pocket cloth bearing plate together.

(4) The pocket cloth bearing plate of the pocket cloth bearing mechanism of the pocket cloth feeding device can move left and right and can be fixed and positioned through the locking component of the pocket cloth bearing plate. When the pocket cloth material bearing plate is positioned through the positioning notch on the right side, the pocket cloth material bearing plate is in a feeding station state, and the equipment can carry out normal feeding operation; when the pocket cloth material bearing plate is positioned through the positioning notch on the left side, the position is called as an avoidance station, a small section of space can be leaked between the pocket cloth material bearing plate and the edge curling machine, the adjusting seat plate of the adjusting seat assembly can rotate forwards, and at the moment, all parts on the adjusting seat plate of the edge curling machine can be maintained.

(5) The hemming machine is provided with the adjusting seat assembly, and the feeding mechanism and the hemming mechanism are arranged on the adjusting seat plate of the adjusting seat assembly, so that the hemming machine is convenient to install and maintain.

(6) The feeding mechanism of the hemming machine is provided with the pressing device, so that the belt feeding device can tightly press the pocket cloth on the feeding panel, the pocket cloth is prevented from slipping in the feeding process, the use reliability is good, the hemming machine can adapt to the cloth with different thicknesses, and the application range is wide.

(7) The cutting mechanism of the curling machine is provided with the compression spring, so that the lower cutter and the upper cutter can be kept in contact, and the smooth cutting is ensured. The hand guard board can prevent the hand from extending between the lower cutter and the upper cutter, and the use safety is high.

(8) The feeding mechanism of the hemming machine is provided with the feeding elastic sheet, the feeding elastic sheet has certain resistance to the front part of the pocket cloth, the pocket cloth is prevented from being deflected leftwards due to inertia of the whole pocket cloth at the front part of the pocket cloth when the pocket cloth is fed leftwards between the feeding floating plate and the belt feeding device by the pocket cloth feeding pressing plate, the linearity of the rear part of the pocket cloth is ensured, and the sewing quality is further improved.

Drawings

FIG. 1 is a schematic structural view of an automatic pocket hemming sewing apparatus of the present invention.

Fig. 2 is a schematic top view of fig. 1.

Fig. 3 is a schematic view as viewed from the upper right front of fig. 1.

Fig. 4 is a schematic view when viewed from the front left upper side of fig. 1.

Fig. 5 is a schematic view of the crimper as viewed from the left side of fig. 1.

Fig. 6 is a schematic view of the crimper as viewed from the right side of fig. 1.

Fig. 7 is a schematic view of the crimper as viewed from the upper right front of fig. 1.

Fig. 8 is a schematic view of the hemming machine as viewed from the upper right rear of fig. 1.

Fig. 9 is a schematic view of the adjuster socket assembly as viewed from the front right above of fig. 1.

Fig. 10 is a schematic view of the adjuster socket assembly as viewed from the lower right rear of fig. 1.

Fig. 11 is a schematic view of the adjuster socket assembly as viewed from the rear right above of fig. 1.

Fig. 12 is a schematic view of the feeding mechanism as viewed from the left rear upper side of fig. 1.

Fig. 13 is a schematic view of the cutting mechanism as viewed from the upper right front of fig. 1.

Fig. 14 is a schematic structural view of the pocket cloth feeding device as viewed from the left side of fig. 1.

Fig. 15 is a schematic structural view of the pocket cloth feeding device as viewed from the front left upper side of fig. 1.

Fig. 16 is a schematic structural view of the pocket cloth feeding device as viewed from the right front upper side of fig. 1.

Fig. 17 is a schematic structural view of the pocket cloth feeding device as viewed from the left rear upper side of fig. 1.

Fig. 18 is a schematic structural view of the pocket cloth feeding device as viewed from the left rear lower side of fig. 1.

Fig. 19 is a schematic structural view of the pocket cloth feeding device as viewed from the rear right lower side of fig. 1.

Fig. 20 is a schematic view of the pocket cloth lifting mechanism and the pocket cloth positioning member of the pocket cloth feeding device as viewed from the upper right front of fig. 1.

Fig. 21 is a schematic view of the pocket cloth lifting mechanism and the pocket cloth positioning member of the pocket cloth feeding device as viewed from the left front lower side of fig. 1.

Fig. 22 is a schematic view of the pocket cloth separating mechanism of the pocket cloth feeding device as viewed from the left upper rear side of fig. 1.

Fig. 23 is a schematic view of the pocket cloth receiving mechanism of the pocket cloth feeding device as viewed from the left front lower side of fig. 1.

Fig. 24 is a schematic structural view of the top switch assembly.

FIG. 25 is a schematic view of the automatic pocket hemming sewing apparatus of the present invention in cooperation with a pocket sewing machine.

Fig. 26 is a schematic view when viewed from the upper left rear side of fig. 25.

The reference numbers in the drawings are:

a pocket cloth emptying frame A1,

pocket cloth lifting mechanism A2, pocket cloth lifting plate A2-1, positioning rod groove A2-11, ejector rod hole A2-12,

pocket cloth lifting plate driving component A2-2, pocket cloth lifting plate mounting seat A2-21, pocket cloth lifting plate driving motor A2-22, pocket cloth lifting ball screw pair A2-23, pocket cloth lifting linear guide rail A2-24,

a pocket cloth positioning component A2-3, a positioning backup plate A2-31, a positioning column A2-32, a stop sheet A2-32-1, a positioning column mounting plate A2-33,

pocket cloth slicing mechanism A3, material taking manipulator A3-1, needle type suction cup A3-11, suction cup mounting rack A3-12, jacking switch component A3-13, material taking manipulator driving device A3-2, material taking manipulator lifting driving component A3-21, material taking manipulator lifting guiding device A3-22, first connecting seat A3-23 of the material taking manipulator, front and back driving component A3-24 of the material taking manipulator, front and back guiding component A3-25 of the material taking manipulator,

pocket cloth material-bearing mechanism A4, pocket cloth material-bearing plate A4-1, positioning notch A4-11, pocket cloth push plate A4-2, pocket cloth push plate mounting seat A4-3, pocket cloth push plate driving component A4-4, pocket cloth material-bearing plate linear guide rail A4-5, pocket cloth material-bearing plate locking component A4-6, locking seat A4-61, locking handwheel A4-62, limiting slide block A4-63,

a pocket cloth feeding mechanism A5, a pocket cloth feeding driving component A5-1, a pocket cloth feeding pressure plate mounting seat A5-2, a pocket cloth feeding linear guide rail A5-3, a pocket cloth feeding pressure plate A5-4, a pocket cloth feeding pressure plate lifting component A5-5,

the pocket cloth material a100 is provided with,

a crimper worktable B1, a crimper frame B1-1, a crimper worktable B1-2,

an adjusting seat component B2, an adjusting seat plate B2-1, a feeding device connecting seat B2-11,

an adjusting seat board driving device B2-2, a supporting connecting rod B2-21,

an adjusting seat plate jacking device B2-3, an adjusting seat plate cushion block B2-4, an adjusting seat plate limiting block B2-5, an adjusting seat hanging plate B2-6, a feeding panel B2-7, a feeding panel supporting plate B2-8,

a feeding mechanism B3, a feeding floating plate B3-1, a floating plate driving cylinder B3-2, a feeding spring plate B3-3, a spring plate driving cylinder B3-4, a belt feeding device B3-5, a feeding motor B3-51, a pressing device B3-6, an elastic pressing sheet B3-61, a spring plate stop lever B3-62, a hand-screwed nut B3-63,

a hemming mechanism B4, a sewing head B5,

a cutting mechanism B6, a cutter seat B6-1, a lower cutter B6-2, an upper cutter B6-3, a rotating shaft B6-31, a cutter driving cylinder B6-4, a pressure spring B6-5, a feeding guide plate B6-6, a hand guard plate B6-7,

a detection assembly B7, a first detection photoeye B7-1, a second detection photoeye B7-2,

a bag flower machine C and a feeding device C1.

Detailed Description

In order that the present invention may be more readily and clearly understood, a more particular description of the invention briefly described above will be rendered by reference to specific embodiments that are illustrated in the appended drawings. The orientation of the present invention is described according to the orientation shown in fig. 1, that is, the up-down and left-right directions shown in fig. 1 are the up-down and left-right directions described, and the side facing fig. 1 is the front side and the side facing away from fig. 1 is the rear side.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Meanwhile, in the description of the present invention, the terms "first", "second", and the like are used only for distinguishing the description, and are not to be construed as indicating or implying relative importance.

It is to be understood that the terms "upper", "lower", "inner", "outer", and the like, indicate orientations or positional relationships based on the positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention or for simplifying the description, but do not indicate that a particular orientation must be present.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. In case of conflict, the present specification, including definitions, will control.

(example 1)

Referring to fig. 1 to 26, the automatic pocket hemming sewing apparatus of the present invention includes a pocket cloth feeding device a and a hemming machine B.

Referring to fig. 1 to 4 and 14 to 25, the pocket cloth feeding device a includes a pocket cloth emptying frame a1, a pocket cloth lifting mechanism a2, a pocket cloth slicing mechanism A3, a pocket cloth loading mechanism a4 and a pocket cloth feeding mechanism a 5.

Referring to fig. 1 to 4 and 14 to 25, the pocket lifting mechanism a2 includes a pocket lifting plate a2-1, a pocket lifting plate driving assembly a2-2, and a pocket positioning assembly a 2-3. The pocket cloth lifting plate driving assembly A2-2 drives the pocket cloth lifting plate A2-1 to move up and down, and the pocket cloth positioning assembly A2-3 enables piled pocket cloth on the pocket cloth lifting plate A2-1 to keep neat.

Referring to fig. 14 to 21, the pocket cloth lifting plate driving assembly a2-2 includes a pocket cloth lifting plate mounting seat a2-21, a pocket cloth lifting plate driving motor a2-22, a pocket cloth lifting ball screw pair a2-23, and a pocket cloth lifting linear guide a 2-24.

The pocket cloth lifting plate driving motor A2-22 is fixedly arranged on the lower part of the right part of the pocket cloth emptying frame A1, and the motor shaft of the driving motor extends upwards. The screw rod of the pocket cloth lifting ball screw pair A2-23 is arranged on the right part of the pocket cloth emptying frame A1 along the vertical direction in a rotating way, and the lower end of the screw rod is in transmission connection with the motor shaft of a pocket cloth lifting plate driving motor A2-22 through a coupler. The pocket cloth lifting linear guide rails A2-24 are 2, and 2 pocket cloth lifting linear guide rails A2-24 are respectively arranged at the front side and the rear side of the pocket cloth lifting ball screw pair A2-23. The pocket cloth lifting linear guide rail A2-24 is fixedly arranged on the pocket cloth emptying frame A1 along the vertical direction by the guide rail. The pocket cloth lifting plate mounting seat A2-21 is fixedly arranged on a sliding block of 2 pocket cloth lifting linear guide rails A2-24, and the pocket cloth lifting plate mounting seat A2-21 is fixedly connected with a screw nut of a pocket cloth lifting ball screw pair A2-23, so that a pocket cloth lifting plate driving motor A2-22 drives a screw of the pocket cloth lifting ball screw pair A2-23 to rotate, and the pocket cloth lifting plate mounting seat A2-21 is driven by the screw nut to move up and down stably along the 2 pocket cloth lifting linear guide rails A2-24. The pocket cloth lifting plate A2-1 is horizontally and fixedly arranged on the pocket cloth lifting plate mounting seat A2-21.

The pocket cloth lifting plate A2-1 is provided with a positioning rod groove A2-11 which penetrates through the upper part and the lower part. The number of the positioning rod grooves A2-11 is 4, and two positioning grooves positioned at the rear side are respectively arranged at the left part and the right part of the rear part of the pocket cloth lifting plate A2-1 and are arranged along the left-right direction. The two positioning grooves positioned at the front side are respectively arranged on the left part of the front part and the right part of the rear part of the pocket cloth lifting plate A2-1 and are arranged in a splayed shape. The middle part of the back part of the pocket cloth lifting plate A2-1 is provided with a top rod hole A2-12 which penetrates through the upper part and the lower part.

Referring to fig. 14-21, the flap positioning assembly a2-3 includes a positioning back plate a2-31, positioning posts a2-32, and positioning post mounting plates a 2-33. The positioning backup plates A2-31 are vertically and fixedly arranged on the rear parts of the positioning column mounting plates A2-33 along the left-right direction, and the positioning column mounting plates A2-33 are horizontally and fixedly arranged on the pocket cloth emptying rack A1. 4 positioning columns A2-32 are provided, 4 positioning columns A2-32 can be adjusted and fixedly arranged on the positioning column mounting plates A2-33, 4 positioning columns A2-32 upwards respectively penetrate through corresponding positioning column grooves A2-11 on the pocket cloth lifting plate A2-1, the distance between the 4 positioning columns A2-32 can be adjusted, and the adjustment is carried out along the corresponding positioning column grooves A2-11, so that the pocket cloth is suitable for pocket cloth with different sizes, and the corresponding edges of the pocket cloth are positioned. The upper end of the positioning column A2-32 is provided with a blocking sheet A2-32-1 which extends out of the positioning column A2-32 and faces the pocket cloth and is parallel to the direction of the positioning column A2-11, and the blocking sheet A2-32-1 is used for separating the taken pocket cloth from the rest pocket cloth during material taking, namely blocking the pocket cloth positioned below on a pocket cloth lifting plate A2-1.

Referring to fig. 14 to 19, 22 and 24, the pocket fabric dividing mechanism A3 includes a material taking robot A3-1 and a material taking robot driving device A3-2. The material taking manipulator A3-1 is driven by the material taking manipulator driving device A3-2 to move up and down and back and forth to take materials and feed materials.

The material taking manipulator A3-1 comprises a needle type suction cup A3-11, a suction cup mounting rack A3-12 and a jacking switch assembly A3-13.

The suction cup mounting bracket A3-12 is T-shaped. The number of the needle type suction cups A3-11 is 3, 3 needle type suction cups A3-11 are adjustably and fixedly arranged on the suction cup mounting frame A3-12, and the needle type suction cups A3-11 of the embodiment can be adjusted to corresponding grabbing positions according to the size of pocket cloth, and an AMILA needle type suction cup MNG-M is adopted. The jacking switch assembly A3-13 comprises a mandril A3-13-1, an adjusting seat sleeve A3-13-2 and a mandril spacing collar A3-13-3.

The adjusting seat cover A3-13-2 is made of metal material, and the embodiment is made of copper. The adjusting seat cover A3-13-2 is fixedly screwed on the middle rear part of the sucker mounting rack A3-12, and the axis of the adjusting seat cover A is vertically arranged along the vertical direction. The upper part of the adjusting seat sleeve A3-13-2 is an adjusting part A3-13-21 in a regular hexagonal prism shape, the adjusting seat sleeve A3-13-2 is rotated through the transmission fit of a spanner and the adjusting part A3-13-21, and the position of the adjusting seat sleeve A3-13-2 in the vertical direction is adjusted. The ejector rod A3-13-1 is made of metal material, and is made of copper in the embodiment. The ejector rod A3-13-1 is arranged in the adjusting seat sleeve A3-13-2 in a sliding mode in the vertical direction through a linear bearing, the linear bearing and the adjusting seat sleeve A3-13-2 are arranged in an insulating mode through a nylon sleeve, the ejector rod A3-13-1 and the adjusting seat sleeve A3-13-2 are mutually insulated and do not form electric connection. The ejector rod limiting ring A3-13-3 is made of metal materials, and is made of copper in the embodiment. The ejector rod limiting ring A3-13-3 is fixedly arranged at the upper end of the ejector rod A3-13-1, falls and is attached to the adjusting part A3-13-21 of the adjusting seat cover A3-13-2 under the action of gravity, the upper part and the lower part of the ejector rod A3-13-1 are in contact electrical connection with each other, the lower end of the ejector rod A3-13-1 extends out of the adjusting seat cover A3-13-2 by 5-10 mm, and the thickness of the embodiment is 8 mm.

The lower end of a mandril A3-13-1 of the jacking switch assembly A3-13 is 1-3 mm, 2 mm in the embodiment, lower than the lower end operation surface of a needle type suction cup A3-11 of a material taking manipulator A3-1 (the lower end operation surface is the plane where the lowest end of the needle type suction cup A3-11 before gripping cloth is located). The jacking switch assembly A3-13 is used for judging whether the bag cloth is contacted or not, so that the needle type suction cup A3-11 can be used for fixing the bag cloth in a needling mode to realize the grabbing action of the bag cloth. When the material is taken, the position of the jacking switch component A3-13 in the vertical direction corresponds to the position of the ejector rod hole A2-12 of the pocket cloth lifting plate A2-1.

The material taking manipulator driving device A3-2 comprises a material taking manipulator lifting driving assembly A3-21, a material taking manipulator lifting guide device A3-22, a first connecting seat A3-23 of the material taking manipulator, a front and back material taking manipulator driving assembly A3-24 and a front and back material taking manipulator guide assembly A3-25. The material taking manipulator lifting driving assembly A3-21 comprises a material taking manipulator lifting driving cylinder, the material taking manipulator lifting driving cylinder is fixedly arranged on a first connecting seat A3-23 of the material taking manipulator through a cylinder body, and a piston rod of the material taking manipulator lifting driving cylinder extends downwards. The material taking manipulator lifting guide device A3-22 comprises a material taking manipulator lifting linear guide rail which is fixedly arranged on the first connecting seat A3-23 of the material taking manipulator along the vertical direction. The suction cup mounting rack A3-12 is fixedly arranged on a slide block of the lifting linear guide rail of the material taking manipulator. The piston rod of the material taking manipulator lifting driving cylinder is in transmission connection with the sucker mounting rack A3-12, so that the material taking manipulator lifting driving cylinder drives the sucker mounting rack A3-12 to move up and down along the material taking manipulator lifting linear guide rail. The material taking manipulator front and rear guide assembly A3-25 comprises two material taking manipulator front and rear linear guide rails which are sequentially arranged on the right part of the upper part of the pocket cloth discharging rack A1 from top to bottom. The front and rear linear guide rails of the two material taking manipulators are respectively and fixedly arranged on the pocket cloth discharging rack A1 along the front and rear directions. The first connecting seats A3-23 of the material taking manipulator are fixedly arranged on the sliding blocks of the front and rear linear guide rails of the two material taking manipulators. The front and rear material taking manipulator driving assemblies A3-24 comprise front and rear material taking manipulator driving motors which are fixedly arranged on the right part of the upper part of the pocket cloth discharging rack A1, and the front and rear material taking manipulator driving motors drive the first connecting seats A3-23 of the material taking manipulator to move back and forth along the front and rear linear guide rails of the material taking manipulator through a synchronous belt transmission mechanism.

Referring to fig. 14 to 19 and 23, the pocket cloth receiving mechanism a4 includes a pocket cloth receiving plate a4-1, a pocket cloth pushing plate a4-2, a pocket cloth pushing plate mounting seat a4-3, a pocket cloth pushing plate driving assembly a4-4, a pocket cloth receiving plate linear guide a4-5, and a pocket cloth receiving plate locking assembly a 4-6.

The linear guide rail A4-5 of the pocket cloth material-bearing plate is fixedly arranged on the left part of the upper rear part of the pocket cloth emptying frame A1 along the left-right direction by the guide rail. The pocket cloth material-bearing plate A4-1 is fixedly arranged on two slide blocks on the linear guide rail A4-5 of the pocket cloth material-bearing plate. The pocket cloth material-bearing plate A4-1 is positioned behind the pocket cloth lifting plate A2-1 of the pocket cloth lifting mechanism A2. The left part of the front part of the pocket cloth material-bearing plate A4-1 is provided with two positioning notches A4-11 which are opened forwards and penetrate through the upper part and the lower part of the pocket cloth material-bearing plate. The two positioning notches A4-11 are arranged from left to right in sequence.

The pocket cloth push plate driving assembly A4-4 comprises a pocket cloth push plate driving cylinder which is fixedly arranged on the middle part of the rear part of the lower side of the pocket cloth material bearing plate A4-1 by a cylinder body, and a piston rod of the pocket cloth push plate driving cylinder extends backwards. The pocket cloth push plate driving cylinder adopts a cylinder with a guide rod. The pocket cloth push plate mounting seat A4-3 is fixedly arranged on the end of a piston rod of the pocket cloth push plate driving cylinder, and the position of the pocket cloth push plate mounting seat A in the front-back direction can be adjusted. The pocket cloth push plate A4-2 is fixedly arranged on the pocket cloth push plate mounting seat A4-3 in the left-right direction and is positioned at the rear part of the upper side of the pocket cloth material bearing plate A4-1 and is in sliding contact with the pocket cloth material bearing plate A4-1, so that the pocket cloth push plate drives the air cylinder to drive the pocket cloth push plate A4-2 to move back and forth on the upper side of the pocket cloth material bearing plate A4-1, pocket cloth is pushed forwards through the pocket cloth push plate A4-2, the opening to-be-curled edge of the pocket cloth keeps a straight line in the left-right direction, and the pocket cloth with different sizes is adapted by adjusting the position of the pocket cloth push plate mounting seat A4-3 in the front-back direction.

The pocket retainer plate locking assembly A4-6 comprises a locking seat A4-61 and a locking handwheel A4-62. The locking seat A4-61 is fixedly arranged on the pocket cloth emptying frame A1 and is positioned on the front part of the left part of the lower side of the pocket cloth material bearing plate A4-1, an inverted T-shaped groove penetrating through the locking seat A4-61 from front to back is arranged in the locking seat A4-61 in the front-back direction, and a corresponding inverted T-shaped limiting slide block A4-63 is arranged in the inverted T-shaped groove. The locking handwheel A4-62 is screwed and fixed on the limiting slide block A4-63 from top to bottom, the corresponding part is positioned in the corresponding positioning gap A4-11 of the pocket cloth material-bearing plate A4-1, thereby fixing the pocket cloth material-bearing plate A4-1 at the position, when needing to be adjusted, loosening the locking hand wheel A4-62 to ensure that the locking hand wheel A4-62 and the limiting slide block A4-63 slide forwards along the inverted T-shaped groove of the locking seat A4-61 and exit from the positioning notch A4-11 of the pocket cloth material-bearing plate A4-1, then another positioning notch A4-11 of the pocket cloth material bearing plate A4-1 is moved to the rear of the locking handwheel A4-62, then after the corresponding portion of the locking handwheel a4-62 is positioned rearwardly in the adjusted positioning notch a4-11, then the locking handwheel A4-62 is screwed to fix the pocket cloth material-bearing plate A4-1 at the position. When the pocket cloth receiving plate A4-1 is positioned through the positioning notch A4-11 on the left side, the position is called an avoidance station. When the pocket cloth retainer plate A4-1 is positioned by the positioning notch A4-11 located at the right side, the position is called a feeding station.

Referring to fig. 14 to 19, the pocket cloth feeding mechanism a5 includes a pocket cloth feeding driving assembly a5-1, a pocket cloth feeding pressing plate mounting seat a5-2, a pocket cloth feeding linear guide rail a5-3, a pocket cloth feeding pressing plate a5-4, and a pocket cloth feeding pressing plate lifting assembly a 5-5.

The pocket cloth feeding linear guide rail A5-3 is fixedly arranged on the rear part of the left part of the pocket cloth emptying frame A1 along the left-right direction. The pocket cloth feeding pressure plate mounting seat A5-2 is fixedly arranged on a slide block of a pocket cloth feeding linear guide rail A5-3. The pocket cloth feeding driving assembly A5-1 comprises a pocket cloth feeding driving motor, and the pocket cloth feeding driving motor drives a pocket cloth feeding pressure plate mounting seat A5-2 to move left and right along a pocket cloth feeding linear guide rail A5-3 through a corresponding synchronous belt mechanism. The pocket cloth feeding press plate lifting assembly A5-5 comprises a pocket cloth feeding press plate lifting cylinder, the pocket cloth feeding press plate lifting cylinder is fixedly arranged on a pocket cloth feeding press plate mounting seat A5-2 through a cylinder body, the pocket cloth feeding press plate lifting cylinder adopts a cylinder with a guide rod, a piston rod of the cylinder extends downwards, and a pocket cloth feeding press plate A5-4 is fixedly arranged on the end of the piston rod of the pocket cloth feeding press plate lifting cylinder along the left and right directions, so that the pocket cloth feeding press plate A5-4 is driven by the pocket cloth feeding press plate lifting cylinder to lift upwards or press downwards pocket cloth on a pocket cloth bearing plate A4-1, and the pocket cloth is driven to move leftwards for feeding.

Referring to fig. 1 to 13, 24 and 25, the hemming machine B includes a hemming machine table B1, an adjustment seat assembly B2, a feeding mechanism B3, a hemming mechanism B4, a sewing head B5, a cutting mechanism B6, and a detection assembly B7.

Referring to fig. 1-8, crimper stage B1 includes crimper frame B1-1 and crimper plate B1-2. The crimper worktable B1-2 is fixedly arranged on the crimper frame B1-1. The sewing head B5 is fixedly arranged on the left part of the hemming machine working table B1-2. The left part of the hemming machine workbench B1-2 is provided with a material receiving gap for installing a corresponding material receiving device or a material loading device of the bag flower machine.

Referring to fig. 1 to 4, a pocket cloth receiving plate a4-1 of the pocket cloth receiving mechanism a4 is located on a right front portion of a crimper table B1-2 of a crimper table B1.

Referring to fig. 1 to 11, the adjusting seat assembly B2 comprises an adjusting seat plate B2-1, an adjusting seat plate driving device B2-2, an adjusting seat plate jacking device B2-3, an adjusting seat plate cushion block B2-4, an adjusting seat plate limiting block B2-5, an adjusting seat hanging plate B2-6, a feeding panel B2-7 and a feeding panel supporting plate B2-8.

The right part of the adjusting seat plate B2-1 is hinged in the right part of the crimper workbench plate B1-2, the adjusting seat plate B2-1 is horizontally placed in the right part of the crimper workbench plate B1-2, and the upper surface of the adjusting seat plate B2-1 is lower than that of the crimper workbench plate B1-2.

The adjusting seat hanging plate B2-6 is fixedly arranged on the lower side of the crimper working table plate B1-2, and the adjusting seat plate driving device B2-2 comprises an adjusting seat plate driving cylinder and a supporting connecting rod B2-21. The adjusting seat plate driving cylinder is hinged to the front part of the adjusting seat hanging plate B2-6 through a cylinder body, the hinge axis of the adjusting seat plate driving cylinder is horizontally arranged along the left-right direction, and a piston rod of the adjusting seat plate driving cylinder extends backwards. The upper end of the supporting connecting rod B2-21 is fixedly arranged on the left part of the lower rear part of the adjusting seat plate B2-1, and the lower end is connected with the rear end of the piston rod of the driving cylinder of the adjusting seat plate through a fisheye joint. The adjusting seat plate cushion block B2-4 is fixedly arranged in the right part of the working table plate B1-2, is positioned in front of the left part of the adjusting seat plate B2-1 and is made of nylon materials. An adjusting seat plate limiting block B2-5 is fixedly arranged on the front part of the adjusting seat plate cushion block B2-4 and is used for blocking and limiting the adjusting seat plate B2-1.

The feeding panel supporting plate B2-8 is fixedly arranged on the adjusting seat plate B2-1 through a corresponding mounting seat, and the lower surface of the feeding panel supporting plate B2-8 is higher than the upper surface of the crimper working table plate B1-2. The feeding panel B2-7 is fixedly arranged on the feeding panel support plate B2-8 and is positioned at the upper side of the crimper working table B1-2, and the left end of the feeding panel B2-7 extends out of the crimper working table B1-2.

The adjusting seat plate jacking device B2-3 comprises an adjusting seat plate jacking cylinder, the adjusting seat plate jacking cylinder is fixedly arranged on the adjusting seat hanging plate B2-6 through a cylinder body, and a piston rod of the adjusting seat plate jacking cylinder extends upwards. When the lifting device is used, a piston rod of the lifting cylinder of the adjusting seat plate extends upwards, penetrates through the corresponding part of the working table plate B1-2 of the curling machine and then is in sliding contact with the lower side surface of the adjusting seat plate B2-1, and the left part of the adjusting seat plate B2-1 is lifted upwards. The cylinder rod of the adjusting seat plate driving cylinder of the adjusting seat plate driving device B2-2 retracts forwards to drive the left part of the adjusting seat plate B2-1 to rotate forwards, the left part of the adjusting seat plate B2-1 slides forwards on the adjusting seat plate cushion block B2-4, and when the left part of the adjusting seat plate B2-1 rotates to the front position, a corresponding space is exposed from the rear part, so that maintenance of parts on the adjusting seat plate B2-1 is facilitated.

Referring to fig. 1 to 8 and 12, the feeding mechanism B3 includes a feeding floating plate B3-1, a floating plate driving cylinder B3-2, a feeding spring B3-3, a spring driving cylinder B3-4, a belt feeding device B3-5 and a pressing device B3-6.

The floating plate driving cylinder B3-2 is fixedly arranged on the front part of the right part of the adjusting seat plate B2-1 by a cylinder body, a piston rod of the floating plate driving cylinder B3-2 extends upwards, the floating plate driving cylinder B3-2 adopts a cylinder with a guide rod, and the feeding floating plate B3-1 is horizontally and fixedly arranged at the end of the piston rod of the floating plate driving cylinder B3-2. The feeding floating plate B3-1 is positioned between the feeding panel B2-7 and the pocket cloth material-bearing plate A4-1, when the feeding floating plate B3-1 rises upwards, the left side and the right side of the feeding floating plate B3-1 are respectively connected with the feeding panel B2-7 and the pocket cloth material-bearing plate A4-1, and the upper surface of the feeding floating plate B3-1 is level with the upper surface of the pocket cloth material-bearing plate A4-1 and the upper surface of the feeding panel B2-7.

The shrapnel driving cylinder B3-4 is fixedly arranged at the right end of the belt feeding device B3-5 and is positioned above the left part of the pocket cloth material-bearing plate A4-1, a piston rod of the shrapnel driving cylinder extends downwards, and the upper end of the right part of the feeding shrapnel B3-3 is fixedly arranged at the end of the piston rod and is arranged in a manner of being high at the right and low at the left.

Belt feeder B3-5 is prior art. The belt feeding device B3-5 is driven by a feeding motor B3-51. The feeding motor B3-51 is fixedly arranged on the right part of the adjusting seat plate B2-1, and the feeding motor B3-51 drives two feeding belts of the belt feeding device B3-5 to feed materials in a rotating mode. The belt feeding device B3-5 is arranged on a corresponding feeding device connecting seat B2-11 on the adjusting seat plate B2-1 in a vertically sliding manner through two fisheye joints and is positioned on a feeding panel B2-7. The feeding floating plate B3-1 is positioned at the lower right part of the belt feeding device B3-5. The left end of the belt feeding device B3-5 extends out of the upper part of the left material receiving notch of the hemming machine workbench B1-2, so that pocket cloth can be completely sent out of the hemming machine workbench B1-2.

The two groups of pressing devices B3-6 are identical in structure and respectively comprise elastic pressing sheets B3-61, elastic piece stop rods B3-62 and hand-screwed nuts B3-63.

Two groups of pressing devices B3-6 are arranged above a corresponding feeding belt from left to right in sequence. The fixed front end of the elastic pressing sheet B3-61 is fixedly arranged on a belt feeding device B3-5, and the elastic sheet stop lever B3-62 is fixedly arranged on a feeding device connecting seat B2-11 on the adjusting seat plate B2-1. The rear ends of the elastic pressing pieces B3-61 press the elastic sheet stop levers B3-62 from top to bottom. The hand-screwed nuts B3-63 are screwed on the feeding device connecting seats B2-11 on the adjusting seat plate B2-1, and the lower ends of the hand-screwed nuts push against the corresponding parts of the elastic pressing sheets B3-61 from top to bottom, so that the belt feeding device B3-5 tightly presses the pocket cloth on the feeding panel B2-7, and the pocket cloth is prevented from slipping in the feeding process.

Turning to fig. 11, crimping mechanism B4 is prior art. The hemming mechanism B4 is fixedly arranged on an adjusting seat plate B2-1 of the adjusting seat assembly B2 and is positioned at the lower side of the rear part of the feeding panel B2-7, when the feeding mechanism B3 conveys the pocket cloth from the feeding panel B2-7 from right to left, the part of the rear end of the pocket cloth hanging down from the rear end of the feeding panel B2-7 is hemmed by the hemming mechanism B4, and sewing is carried out by the sewing machine head B5 after the hemming is finished.

Referring to fig. 1 to 8 and 13, the cutting mechanism B6 includes a cutter base B6-1, a lower cutter B6-2, an upper cutter B6-3, a cutter driving cylinder B6-4, a pressing spring B6-5, a feed guide B6-6, and a finger guard B6-7.

The lower cutter B6-2 is fixedly arranged on the left front part of the cutter seat B6-1. The upper cutter B6-3 is rotatably arranged on the middle part of the cutter seat B6-1 through a corresponding rotating shaft B6-31 from the rear part of the upper cutter B6-3, a compression spring B6-5 is arranged between the rotating shaft B6-31 and the cutter seat B6-1, and the restoring force of the compression spring B6-5 pushes the rotating shaft B6-31 to the right, so that the upper cutter B6-3 is always well attached to the lower cutter B6-2 rightwards, and the cutting is smooth. The cutter driving cylinder B6-4 is hinged to the rear part of the cutter seat B6-1 from the rear end of the cylinder body, a piston rod of the cutter driving cylinder B6-4 extends forwards, and the end of the piston rod is in transmission connection with the upper cutter B6-3. The upper cutter B6-3 is driven to rotate by the cutter driving cylinder B6-4, so that the front part of the upper cutter B6-3 is closed with the lower cutter B6-2 to cut off the thread.

The cutter seat B6-1 is fixedly arranged on the hemming machine workbench B1-2 and is positioned at the front part of the left side of the sewing machine head B5. The feeding guide plate B6-6 is fixedly arranged on the front part of the cutter seat B6-1 and is positioned on the right side of the lower cutter B6-2, the right end of the feeding guide plate B6-6 is pressed downwards to be attached to the corresponding part of the sewing machine head B5, after the edge of the pocket fabric is sewn, the part of a sewn stitch passes through the feeding guide plate B6-6 and then enters between the lower cutter B6-2 and the upper cutter B6-3, and the upper cutter B6-3 and the lower cutter B6-2 cut the thread downwards together. A finger guard B6-7 is fixedly provided on the front portion of the cutter holder B6-1 above the feed guide B6-6 for preventing a hand from being inserted between the lower cutter B6-2 and the upper cutter B6-3.

Referring to fig. 1 to 8, the sensing module B7 includes a first sensing optoeye B7-1 and a second sensing optoeye B7-2.

The first detection light eye B7-1 is arranged on the feeding motor B3-51 and is used for detecting whether pocket cloth is fed in.

The second detection unthreaded eye B7-2 is arranged on the cutter seat B6-1 and is positioned at the right side of the upper cutter B6-3 and used for detecting whether pocket cloth exists or not, and when the pocket cloth passes below the second detection unthreaded eye B7-2, the cutter driving cylinder B6-4 drives the front part of the upper cutter B6-3 to rotate downwards and cut off threads with the lower cutter B6-2.

Referring to fig. 24 and 25, the automatic pocket hemming sewing apparatus of the present invention, in use: the feeding device C1 of the pocket flower machine C is arranged at the material receiving notch at the left part of the hemming machine workbench B1-2.

The piled pocket cloth is firstly placed on a pocket cloth lifting plate A2-1, the rear end of the pocket cloth is close to the pocket cloth lifting plate A2-1, the rest edges are positioned through corresponding positioning columns A2-32, and the pocket cloth is kept orderly stacked and is not easy to scatter. When feeding materials, firstly, a pocket cloth lifting plate driving device A2-2 drives a pocket cloth lifting plate A2-1 to ascend, when pocket cloth A100 positioned at the top contacts a jacking switch assembly A3-13, a jacking rod A3-13-1 of the jacking switch assembly A3-13 is jacked upwards, the jacking rod A3-13-1 and a jacking rod spacing ring A3-13-3 move upwards together, so that the jacking rod spacing ring A3-13-3 and an adjusting seat sleeve A3-13-2 are separated, the mutual electrical connection is disconnected, a disconnection signal is given, pocket cloth is judged to exist, the pocket cloth lifting plate A2-1 continues to ascend for 2 mm and then stops ascending, and at the moment, the lower end operation surface of a needle type suction cup A3-11 of a material taking manipulator A3-1 contacts with large-body cloth. Material taking manipulator A3-1 of pocket cloth slicing mechanism A3

Three needle type suction cups A3-11 fix the uppermost pocket cloth A100 in a needling manner, then a material taking manipulator lifting driving device A3-21 drives a material taking manipulator A3-1 to pick up the cloth upwards, the pocket cloth continuously rises after passing through each blocking piece A2-32-1 in the rising process, because the pocket cloth is adhered to each other sometimes, a piece of pocket cloth positioned below is also taken up, when the pocket cloth positioned below passes through the blocking piece A2-32-1, the pocket cloth stops rising, is separated from the above caught pocket cloth, and finally falls to the original position. Meanwhile, the pocket cloth lifting plate A2-1 descends for a distance which is 1 to 5 mm, namely 3 mm in the embodiment, greater than the distance between the lower end of the ejector rod A3-13-1 of the jacking switch assembly A3-13 and the lower end working face of the needle type suction cup A3-11 of the material taking manipulator A3-1.

Then, a front-back driving device A3-23 of the material taking manipulator drives the material taking manipulator A3-1 to feed the pocket cloth backwards above a pocket cloth bearing plate A4-1, then a lifting driving device A3-21 of the material taking manipulator drives the material taking manipulator A3-1 to descend so that the pocket cloth is positioned on the pocket cloth bearing plate A4-1, each needle type suction cup A3-11 loosens the open pocket cloth, and the material taking manipulator A3-1 is released to reset for next material taking. Meanwhile, the pocket cloth push plate driving device A4-4 drives the pocket cloth push plate A4-2 to move forwards, so that the rear edge of the pocket cloth is tightly attached to the front side of the pocket cloth push plate A4-2, namely the rear edge of the pocket cloth is kept to be in a straight line in the left-right direction at the position of an opening to be curled. The pocket cloth feeding driving device A5-1 drives a pocket cloth feeding pressing plate mounting seat A5-2 to move rightwards, so that a pocket cloth feeding pressing plate A5-4 is located above the rear part of the left and right middle parts of pocket cloth, the pocket cloth feeding pressing plate A5-4 is driven by a pocket cloth feeding pressing plate lifting device A5-5 to press pocket cloth downwards on a pocket cloth bearing plate A4-1, the pocket cloth feeding driving device A5-1 drives a pocket cloth feeding pressing plate mounting seat A5-2 to move leftwards, and the pocket cloth is conveyed leftwards to the edge curling machine B through the pocket cloth feeding pressing plate A5-4. At the moment, the feeding floating plate B3-1 of the feeding mechanism B3 is in a descending state, and the upper surface of the feeding floating plate is lower than the upper surface of the pocket cloth material bearing plate A4-1 and lower than the lower side of the feeding panel supporting plate B2-8. The feeding elastic sheet B3-3 is in an upward lifting state.

When the first detection eye B7-1 of the detection component B7 detects the pocket cloth A100, the feeding elastic piece B3-3 descends to press the pocket cloth A100, and the pocket cloth feeding pressing plate A5-4 is lifted upwards to reset to prepare for next feeding. Meanwhile, the feeding floating plate B3-1 rises upwards to enable the pocket cloth A100 to be in contact with a belt of the belt feeding device B3-5, then the belt feeding device B3-5 conveys the pocket cloth A100 leftwards from the feeding panel B2-7, the part of the rear end of the pocket cloth hanging from the rear end of the feeding panel B2-7 is curled by the curling mechanism B4, and sewing is carried out by the sewing machine head B5 after the curling is finished. After the pocket cloth A100 passes under the second detection photoeye B7-2, a corresponding time delay is set to ensure that after the pocket cloth has passed between the lower cutter B6-2 and the upper cutter B6-3, the cutter driving cylinder B6-4 drives the front part of the upper cutter B6-3 to rotate downwards, and the lower cutter B6-2 cuts off threads. The belt feeding device B3-5 conveys the pocket cloth A100 leftwards to the feeding device C1 of the pocket pattern machine C at the left receiving notch of the hemming machine workbench B1-2.

When the last piece of pocket cloth is taken away and the pocket cloth lifting plate A2-1 is ready to continue to take materials, the pocket cloth lifting plate A3-11 is lifted to a set maximum stroke, the lower end operation surface of the needle type suction cup A3-11 is in contact with the upper surface of the pocket cloth lifting plate A2-1, the pocket cloth lifting plate A2-1 stops lifting, the lower end of a mandril A3-13-1 of a jacking switch assembly A3-13 extends into a mandril hole A2-12, a mandril limiting ring A3-13-3 and an adjusting part A3-13-21 are still electrically connected, and therefore the fact that the big body cloth is taken out is judged, the needle type suction cup A3-11 cannot grab the operation at the moment, and the needle type suction cup A3-11 and the pocket cloth lifting plate A2-1 are protected from being damaged.

The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An automatic pocket hemming sewing device comprises a hemming machine; the hemming machine comprises a hemming machine workbench, a feeding mechanism, a hemming mechanism and a sewing machine head; the curling machine workbench comprises a curling machine frame and a curling machine workbench plate; the hemming machine working table is fixedly arranged on the hemming machine frame; the sewing machine head is fixedly arranged on the left part of the working table plate of the hemming machine; the method is characterized in that: the device also comprises a pocket cloth feeding device; the pocket cloth feeding device comprises a pocket cloth discharging rack, a pocket cloth lifting mechanism, a pocket cloth slicing mechanism, a pocket cloth bearing mechanism and a pocket cloth feeding mechanism;

the pocket cloth lifting mechanism comprises a pocket cloth lifting plate, a pocket cloth lifting plate driving device and a pocket cloth positioning device; the pocket cloth lifting plate driving device drives the pocket cloth lifting plate to ascend to carry out continuous feeding, and the pocket cloth positioning device enables piled pocket cloth on the pocket cloth lifting plate to be kept orderly;

the pocket cloth slicing mechanism comprises a material taking manipulator and a material taking manipulator driving device; after the material taking manipulator sequentially grabs the pocket cloth on the pocket cloth lifting plate, the material taking manipulator is driven by a material taking manipulator driving device to send the pocket cloth to a pocket cloth bearing mechanism; the pocket cloth on the pocket cloth bearing mechanism is conveyed to a feeding mechanism of a curling machine by a pocket cloth feeding mechanism, the pocket cloth is conveyed to a curling mechanism by the feeding mechanism, and a curled edge is sewn by a sewing machine head after curling.

2. The automatic pocket hemming sewing apparatus of claim 1, wherein: the pocket cloth material bearing mechanism of the pocket cloth feeding device comprises a pocket cloth material bearing plate; the pocket cloth material bearing plate is arranged on the rear part of the pocket cloth discharging rack and is positioned behind the pocket cloth lifting plate of the pocket cloth lifting mechanism, and the corresponding part of the pocket cloth material bearing plate is positioned on the front part of the right part of the curling machine workbench plate of the curling machine workbench;

the feeding mechanism of the curling machine comprises a feeding floating plate, a floating plate driving cylinder and a belt feeding device; the floating plate driving cylinder is fixedly arranged on the front part of the right part of the working table plate of the curling machine by a cylinder body, and the floating plate driving cylinder drives the feeding floating plate to ascend or descend; the feeding floating plate is positioned at the right part of the lower side of the belt feeding device; the pocket cloth feeding mechanism conveys the pocket cloth to the hemming machine from the pocket cloth material bearing plate, the corresponding part of the pocket cloth is located between the feeding floating plate and the belt feeding device, the pocket cloth is tightly pressed on the belt feeding device after the feeding floating plate rises, and therefore the pocket cloth is transferred to the hemming machine from the pocket cloth material bearing plate through the belt feeding device.

3. The automatic pocket hemming sewing apparatus of claim 2, wherein: the curling machine also comprises an adjusting seat assembly; the adjusting seat assembly comprises an adjusting seat plate, an adjusting seat plate driving device, an adjusting seat plate jacking device, a feeding panel and a feeding panel supporting plate; a floating plate driving cylinder of a feeding mechanism of the curling machine is fixedly arranged on the front part of the right part of the adjusting seat plate by a cylinder body;

the right part of the adjusting seat plate is hinged and connected to the right part of the working table plate of the edge curling machine, the adjusting seat plate is horizontally placed in the right part of the working table plate of the edge curling machine, and the upper surface of the adjusting seat plate is lower than that of the working table plate of the edge curling machine; the adjusting seat plate jacking device is used for jacking the adjusting seat plate upwards, and the adjusting seat plate driving device is used for driving the adjusting seat plate to rotate forwards and backwards;

the feeding panel supporting plate is fixedly arranged on the adjusting seat plate through a corresponding mounting seat, and the lower surface of the feeding panel supporting plate is higher than the upper surface of the hemming machine working table plate; the feeding panel is fixedly arranged on the feeding panel supporting plate and is positioned on the upper side of the hemming machine workbench plate;

the hemming mechanism is fixedly arranged on the adjusting seat plate of the adjusting seat assembly and is positioned on the lower side of the rear part of the feeding panel;

4. The automatic pocket hemming sewing apparatus of claim 3, wherein: the pocket cloth bearing mechanism of the pocket cloth feeding device also comprises a pocket cloth push plate and a pocket cloth push plate driving device;

the pocket cloth push plate driving device comprises a pocket cloth push plate driving cylinder, the pocket cloth push plate driving cylinder is fixedly arranged on the middle part of the rear part of the lower side of the pocket cloth material bearing plate through a cylinder body, and a piston rod of the pocket cloth push plate driving cylinder extends backwards; the pocket cloth push plate mounting seat is fixedly arranged on the end of a piston rod of the pocket cloth push plate driving cylinder, and the position of the pocket cloth push plate mounting seat in the front-back direction can be adjusted; the pocket cloth push plate is fixedly arranged on the pocket cloth push plate mounting seat along the left-right direction, is positioned at the rear part of the upper side of the pocket cloth material bearing plate and is in sliding contact with the pocket cloth material bearing plate;

the feeding mechanism of the curling machine also comprises a feeding elastic sheet and an elastic sheet driving cylinder; the shell fragment drives that actuating cylinder is fixed to be set up on belt material feeding unit's right-hand member, is located the left part top of pocket cloth material-bearing plate, and its piston rod stretches out downwards, and feeding shell fragment right part upper end is fixed to be set up on the end of piston rod, is high left low setting in the right side.

5. The automatic pocket hemming sewing apparatus of claim 4, wherein: the pocket cloth material bearing mechanism also comprises a pocket cloth material bearing plate linear guide rail and a pocket cloth material bearing plate locking assembly;

the linear guide rail of the pocket cloth material-bearing plate is fixedly arranged on the left part of the rear part of the upper part of the pocket cloth discharging rack along the left-right direction; the pocket cloth material bearing plate is fixedly arranged on the two slide blocks on the linear guide rail of the pocket cloth material bearing plate; the pocket cloth material bearing plate is positioned behind the pocket cloth lifting plate of the pocket cloth lifting mechanism;

the left part of the front part of the pocket cloth material bearing plate is provided with two positioning gaps which are provided with openings forwards and penetrate through the upper part and the lower part of the pocket cloth material bearing plate; the two positioning notches are arranged from left to right in sequence;

the pocket cloth material-bearing plate locking assembly comprises a locking seat and a locking hand wheel; the locking seat is fixedly arranged on the pocket cloth discharging rack and is positioned on the front part of the left part of the lower side of the pocket cloth material bearing plate, an inverted T-shaped groove penetrating through the locking seat from top to bottom is formed in the locking seat along the front-back direction, and a corresponding inverted T-shaped limiting slide block is arranged in the inverted T-shaped groove; the locking hand wheel is screwed and fixed on the limiting slide block from top to bottom, and the corresponding part is positioned in the corresponding positioning notch of the pocket cloth bearing plate, so that the pocket cloth bearing plate is fixed at an avoiding station or a feeding station.

6. The automatic pocket hemming sewing apparatus of claim 3, wherein: the feeding mechanism of the curling machine also comprises a pressing device; the two groups of pressing devices have the same structure and respectively comprise an elastic pressing sheet, an elastic sheet stop lever and a hand-screwed nut;

a feeding device connecting seat is arranged on the adjusting seat plate of the adjusting seat component;

the two groups of pressing devices are sequentially arranged on the belt feeding device from left to right; the fixed front end of the elastic pressing sheet is fixedly arranged on the belt feeding device, and the elastic sheet stop lever is fixedly arranged on a feeding device connecting seat on the adjusting seat plate; the rear end of the elastic pressing sheet is pressed on the elastic sheet stop lever from top to bottom; the hand-screwed nut is screwed on the feeding device connecting seat arranged on the adjusting seat plate, and the lower end of the hand-screwed nut props against the corresponding part of the elastic pressing sheet from top to bottom, so that the belt feeding device compresses and conveys the pocket cloth from top to bottom.

7. The automatic pocket hemming sewing apparatus of claims 1 to 6, wherein: the edge curling machine also comprises a cutting mechanism; the cutting mechanism comprises a cutter seat, a lower cutter, an upper cutter, a cutter driving cylinder, a compression spring, a feeding guide plate and a hand guard plate;

the lower cutter is fixedly arranged on the front part of the left side of the cutter seat; the upper cutter is rotatably arranged on the middle part of the cutter seat from the rear part of the upper cutter through a corresponding rotating shaft, a compression spring is arranged between the rotating shaft and the cutter seat, and the restoring force of the compression spring pushes the rotating shaft to the right, so that the upper cutter is always well attached to the lower cutter to the right; the cutter driving cylinder is hinged to the rear part of the cutter seat from the rear end of the cylinder body, a piston rod of the cutter driving cylinder extends forwards, and the end of the piston rod is in transmission connection with the upper cutter; the upper cutter is driven to rotate by the cutter driving cylinder, so that the front part of the upper cutter and the lower cutter are closed to cut off the thread;

the cutter seat is fixedly arranged on the working table plate of the hemming machine and is positioned at the front part of the left side of the sewing machine head; the feeding guide plate is fixedly arranged on the front part of the cutter seat and positioned on the right side of the lower cutter, and the right end of the feeding guide plate is pressed downwards to be attached to the corresponding part of the sewing machine head; the hand guard plate is fixedly arranged on the front part of the cutter seat and positioned above the feeding guide plate, and is used for preventing a hand from extending into the space between the lower cutter and the upper cutter.

8. The automatic pocket hemming sewing apparatus of claims 1 to 6, wherein: the pocket cloth feeding mechanism comprises a pocket cloth feeding driving device, a pocket cloth feeding press plate mounting seat, a pocket cloth feeding linear guide rail, a pocket cloth feeding press plate and a pocket cloth feeding press plate lifting device; the pocket cloth feeding driving device drives the pocket cloth feeding press plate mounting seat to move left and right along the pocket cloth feeding linear guide rail; the pocket cloth feeding press plate lifting device is arranged on the pocket cloth feeding press plate mounting seat, and the pocket cloth feeding press plate lifting device drives the pocket cloth feeding press plate to lift upwards or press the pocket cloth on the pocket cloth bearing plate downwards for feeding.

9. The automatic pocket hemming sewing apparatus of claims 1 to 6, wherein: the pocket cloth lifting plate driving device comprises a pocket cloth lifting plate mounting seat, a pocket cloth lifting plate driving motor, a pocket cloth lifting ball screw pair and a pocket cloth lifting linear guide rail; the pocket cloth lifting plate driving motor is fixedly arranged on the lower part of the right part of the pocket cloth discharging rack, and a motor shaft of the pocket cloth lifting plate driving motor extends upwards; the pocket cloth lifting plate driving motor drives a screw rod of a pocket cloth lifting ball screw pair to rotate, and a pocket cloth lifting plate mounting seat is driven by a screw rod nut to move up and down stably along 2 pocket cloth lifting linear guide rails; the pocket cloth lifting plate is horizontally and fixedly arranged on the pocket cloth lifting plate mounting seat.

10. The automatic pocket hemming sewing apparatus of claims 1 to 6, wherein: the pocket cloth lifting plate is provided with a positioning rod groove which penetrates through the pocket cloth lifting plate from top to bottom; the number of the positioning rod grooves is 4, and two positioning grooves positioned at the rear side are respectively arranged on the left part and the right part of the rear part of the pocket cloth lifting plate and are arranged along the left-right direction; the two positioning grooves positioned at the front side are respectively arranged on the left part of the front part and the right part of the rear part of the pocket cloth lifting plate and are arranged in a splayed shape;

the pocket cloth positioning device comprises a positioning backup plate, a positioning column and a positioning column mounting plate; the positioning backup plate is vertically and fixedly arranged on the rear part of the positioning column mounting plate along the left-right direction, and the positioning column mounting plate is horizontally and fixedly arranged on the pocket cloth discharging rack; the reference column has 4, and 4 reference columns all can be adjusted fixedly and set up on the reference column mounting panel, and 4 reference columns upwards pass corresponding locating lever groove on the pocket cloth lifter plate respectively, and the distance between 4 reference columns can be adjusted, adjusts along corresponding locating lever groove during the adjustment to adapt to the not pocket cloth of equidimension, fix a position the corresponding limit of pocket cloth.

11. The automatic pocket hemming sewing apparatus of claim 10, wherein: the upper end of the positioning column is provided with a blocking piece which faces the pocket cloth and extends out of the positioning column in parallel with the direction of the positioning rod groove, and the blocking piece is used for separating the taken pocket cloth from the rest pocket cloth during material taking.

12. The automatic pocket hemming sewing apparatus of claims 1 to 6, wherein: the material taking manipulator comprises a needle type sucker, a sucker mounting rack and a jacking switch assembly;

the middle part of the rear part of the pocket cloth lifting plate is provided with a mandril hole which penetrates through the pocket cloth lifting plate from top to bottom;

the sucker mounting rack is T-shaped; the number of the needle type suckers is 3, and the 3 needle type suckers are adjustably and fixedly arranged on the sucker mounting frame and can be adjusted to corresponding grabbing positions according to the size of the pocket cloth; the jacking switch assembly comprises a mandril, an adjusting seat sleeve and a mandril limiting ring;

the adjusting seat sleeve is fixedly screwed on the rear part of the middle part of the sucker mounting frame, and the axis of the adjusting seat sleeve is vertically arranged along the vertical direction; the ejector rod is arranged in the adjusting seat sleeve in a sliding manner, is insulated from the adjusting seat sleeve and is not electrically connected with the adjusting seat sleeve; the ejector rod limiting ring is fixedly arranged at the upper end of the ejector rod, the ejector rod limiting ring is driven to move up and down through the ascending and descending of the ejector rod to form contact electric connection or separation disconnection electric connection with the adjusting seat sleeve, and the lower end of the ejector rod extends out of the adjusting seat sleeve by 5-10 mm;

the lower end of a mandril of the jacking switch assembly is 1-3 mm lower than the lower end operation surface of a needle type sucker of the material taking manipulator, and when the material is taken, the position of the jacking switch assembly in the up-down direction corresponds to the position of a mandril hole of the pocket cloth lifting plate.

13. The automatic pocket hemming sewing apparatus of claims 1 to 6, wherein: the material taking manipulator driving device comprises a material taking manipulator lifting driving device, a material taking manipulator lifting guide device, a first connecting seat of the material taking manipulator, a front and back driving device of the material taking manipulator and a front and back guide device of the material taking manipulator; the material taking manipulator lifting driving device drives the air cylinder to drive the sucker mounting rack to move up and down along the material taking manipulator lifting linear guide rail; the front and rear driving devices of the material taking manipulator drive the first connecting seat of the material taking manipulator to move front and back along the front and rear linear guide rails of the material taking manipulator.