CN107829232B - Industrial-use-oriented automatic sewing threading system - Google Patents
Industrial-use-oriented automatic sewing threading system Download PDFInfo
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- CN107829232B CN107829232B CN201710624126.XA CN201710624126A CN107829232B CN 107829232 B CN107829232 B CN 107829232B CN 201710624126 A CN201710624126 A CN 201710624126A CN 107829232 B CN107829232 B CN 107829232B
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- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B87/00—Needle- or looper- threading devices
- D05B87/02—Needle- or looper- threading devices with mechanical means for moving thread through needle or looper eye
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- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B65/00—Devices for severing the needle or lower thread
Abstract
The invention discloses an industrial-use-oriented automatic sewing threading system, and belongs to the technical field of sewing threading. The invention comprises a needle storage device, a needle pushing device, a needle transporting device, a wire pulling device, a needle threading device, a needle discharging device, a wire shearing device and a control system; one side of the needle storage device is provided with a needle pushing device, and the other side of the needle storage device is provided with a needle conveying device; a thread drawing device is arranged at one end of the needle conveying device, which is far away from the needle storage device, and a needle threading device is arranged above one end of the needle conveying device, which is close to the thread drawing device; the needle discharging device is arranged on one side of the needle transporting device, and the thread cutting device is arranged on one side of the thread pulling device; the control system controls the actions of all devices of the automatic threading system. The automatic needle taking, pulling, threading and needle discharging device improves the automation of needle taking, thread pulling, needle threading and needle discharging through the coordination of the control system and each device, and the counting device is convenient for workers to know the residual needle amount in the needle box, supplement needles in time, accelerate the threading speed and improve the working efficiency.
Description
Technical Field
The invention relates to the technical field of sewing threading, in particular to an industrial-use-oriented automatic sewing threading system.
Background
In life, people are inevitably subjected to sewing by hands, such as sewing clothes with openings, button sewing and the like, and in addition, sewing handcrafts such as cross-stitch embroidery and the like are increasingly favored by people in recent years.
However, in daily life and in factories which are specially used for sewing work, such as clothing factories and embroidery factories, most of threading work still depends on manual threading, and because the needle hole is small, the threading work is time-consuming and labor-consuming during manual threading, and the threading efficiency is low, so that the production efficiency and the benefit of the factories are influenced. Among the prior art, also there are some devices that help threading to exist, though can help embroidery fan, old and middle-aged person etc. to solve inconvenience and vexation when threading, help mill improves work efficiency, but current threading device still needs people to accomplish some operations manually in threading process, if manual putting needle and getting needle, adjustment pinhole direction etc. the efficiency of threading is still not high.
Through retrieval, the Chinese patent number: CN201510521648.8, application date: 24 days 8 and 2015, the invention is named as: the application discloses an eccentric wheel type automatic needle threading machine which comprises a machine disc, a motor, an eccentric wheel, a crochet hook fixing rod, a fixing rod guide rail block, a sewing needle fixing block, a sewing needle positioning block and a travel switch, wherein the motor, the travel switch, the fixing rod guide rail block and the sewing needle fixing block are fixed on the machine disc; the eccentric wheel is fixed on a motor shaft, the farthest position of the eccentric wheel from the motor shaft is connected with one end of the crochet hook fixing rod through a lock catch structure, and a touch tip part pointing to the travel switch vertically is arranged below the joint of the lock catch structure and the crochet hook fixing rod; the crochet hook fixing rod can slidably penetrate through the fixing rod guide rail block, and a crochet hook is arranged at the other end of the crochet hook fixing rod; the sewing needle fixing block is provided with a sewing needle hole and a crochet hook hole for inserting a crochet hook, the sewing needle hole is vertical to the machine disc, and the crochet hook hole is arranged at a position matched with the sewing needle hole. The application can automatically thread the needle and lead the wire, and improves the convenience and the working efficiency of threading the needle and lead the wire. But the device has the disadvantages that the needle needs to be manually placed and taken, the direction of the needle hole needs to be manually adjusted in the needle threading process, and the automatic needle threading work cannot be well realized.
Disclosure of Invention
1. Technical problem to be solved by the invention
The invention aims to solve the problems that the needle threading efficiency is low, the needle needs to be manually placed and taken by people, the needle hole direction is manually adjusted, and the needle threading is difficult to realize fast and high-efficiency needle threading in the prior art, and provides an industrial-oriented automatic sewing needle threading system.
2. Technical scheme
In order to achieve the purpose, the technical scheme provided by the invention is as follows:
the invention relates to an industrial-oriented automatic sewing needle threading system, which comprises a needle storage device, a needle pushing device, a needle transporting device, a thread pulling device, a needle threading device, a needle discharging device, a thread cutting device and a control system; one side of the needle storage device is provided with a needle pushing device, and the other side of the needle storage device is provided with a needle conveying device; a thread drawing device is arranged at one end of the needle conveying device, which is far away from the needle storage device, and a needle threading device is arranged above one end of the needle conveying device, which is close to the thread drawing device; the needle discharging device is arranged on one side of the needle transporting device, and the thread cutting device is arranged on one side of the thread pulling device; the control system controls the actions of all devices of the automatic threading system.
As a further improvement of the invention, the needle storage device comprises a needle box, a needle box turntable and a needle falling prevention ring, wherein the needle falling prevention ring is sleeved outside the needle box turntable, and a rod penetrating hole is formed in the side surface of the needle falling prevention ring; the needle box turntable is provided with a plurality of different needle box grooves at intervals along the circumferential direction, the needle box grooves are arranged along the radial direction of the needle box turntable, the needle boxes are arranged in the needle box grooves, and the needle box turntable is controlled by a motor to rotate; the bottom of the needle box is provided with a needle pushing groove.
As a further improvement of the invention, two sides of the needle box are provided with hanging lugs, the needle box is fixed in the groove of the needle box through the hanging lugs, the upper part of the needle box is provided with a needle box cover, a needle storage groove is arranged below the needle box cover, and the needle storage groove is communicated with the needle pushing groove through a needle falling chute.
As a further improvement of the invention, the push pin device comprises a push pin rod I, a push pin rod II, a push rod connecting plate, a push rod chute, a push rod fixing block and a push pin sliding block; one end of the push rod fixing block is connected with the air cylinder, the other end of the push rod fixing block is connected with the push rod I, and the push rod fixing block moves along the push rod sliding groove; the push rod connecting plate penetrates through the side wall of the push rod sliding groove, one end of the push rod connecting plate is connected with the first push rod, the other end of the push rod connecting plate is connected with the second push rod, and a fulcrum is arranged on the push rod connecting plate and fixed in the side wall of the push rod sliding groove; the push pin sliding block is arranged at one end of the push pin rod II, which is far away from the push pin connecting plate.
As a further improvement of the invention, the needle-manipulating device comprises a rotating rod, a pressure sensor and a needle-manipulating basal body, wherein one end of the rotating rod is connected with a motor, and the other end of the rotating rod is provided with a limiting block which controls the rotation of the needle-manipulating basal body; the upper surface of the needle conveying base body is provided with a wire groove and a needle conveying groove, the wire groove and the needle conveying groove are crossed and mutually perpendicular, and a needle penetrating hole is formed at the intersection of the wire groove and the needle conveying groove; one end of the needle conveying groove close to the limiting block is provided with a pressure sensor.
As a further improvement of the invention, the needle pushing groove of the needle box on the needle box turntable and the central shaft of the first needle pushing rod are positioned at the same horizontal height, and the first needle pushing rod can pass through the rod penetrating hole to enter the needle pushing groove; the needle transporting groove is located right below the needle pushing groove, and the needle pushing sliding block moves along the needle transporting groove.
As a further improvement of the invention, the wire pulling device comprises a transmission belt, a wire pulling assembly and a wire pulling base body, wherein a first transmission wheel and a second transmission wheel of the transmission belt are arranged on the wire pulling base body, the wire pulling assembly is arranged on a crawler belt, and the crawler belt drives the wire pulling assembly to move within a certain range; the stay wire component fixes one end of the wire and places the wire in the wire groove; the stay wire base body is provided with a limiting hole, the limiting block is matched with the limiting hole, and the limiting hole limits the moving range of the limiting block.
As a further improvement of the invention, the needle threading device comprises a threading device, an upper thread pressing block, a lower thread pressing block, a connecting rod, a needle pressing block and a needle threading driving device, the needle threading driving device drives the connecting rod to move up and down, the upper thread pressing block, the threading device and the needle pressing block are sequentially connected onto the connecting rod, the lower thread pressing block is arranged right below the upper thread pressing block, the threading device is positioned right above the needle threading hole, and the needle pressing block is arranged right above the needle conveying groove.
As a further improvement of the invention, the threading device comprises an upper pressing plate, a lower pressing plate, a threading rod and a spring, wherein one end of the threading rod is connected with the connecting rod, the upper pressing plate is fixed on the threading rod, the upper pressing plate is connected with the lower pressing plate through the spring, and the other end of the threading rod penetrates through the lower pressing plate.
As a further improvement of the invention, the needle discharging device comprises an electromagnet and a collector, wherein the electromagnet is arranged on the upper side edge of the collector, the collector is provided with a needle discharging channel, and the needle discharging channel is positioned below the electromagnet.
As a further improvement of the invention, the thread trimming device comprises a thread trimming base body and a blade, wherein the lower part of the thread trimming base body is provided with a blade groove and a thread trimming groove, the blade groove is vertical to the thread trimming groove, the blade is arranged right above the blade groove, and a lifting device is arranged in the thread trimming base body and controls the blade to move up and down.
3. Advantageous effects
Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects:
(1) according to the automatic sewing needle threading system for industrial use, the needle storage device is arranged, different needles are placed in different needle boxes, the needles in the needle boxes can enter the needle pushing groove one by one, the needle boxes are rotated through the control system, the required needles are rotated to the positions of the needle pushing rods, the whole needle taking process is completely automatic, and the needle taking efficiency is improved;
(2) according to the industrial-use-oriented automatic sewing needle threading system, the needle pushing device is arranged, the needle can be pushed out of the needle box through the driving of the air cylinder, the needle pushing process is more stable, and the effect that only one needle is pushed out at a time without being stuck can be realized; the needle conveying device arranged on the needle pushing device well realizes the effect of pushing needle holes of needles with different lengths to a target needle penetrating position through the matching of the needle pushing slide block and the needle conveying groove;
(3) the automatic sewing threading system for industrial use is provided with the thread pulling device, the thread can be automatically placed into the thread groove by driving the thread pulling assembly to move through the crawler belt, the whole thread pulling process does not need the intervention of workers, and the labor force is liberated;
(4) the invention relates to an industrial-use automatic sewing needle threading system, which is provided with a needle threading device, wherein a needle threading driving device is designed to drive a threading device, an upper thread pressing block and a needle pressing block to synchronously move downwards;
(5) according to the automatic sewing needle threading system for industrial use, the needle outlet device is arranged, after needle threading is finished, the electromagnet is turned over to enable the needle in the needle conveying groove to be opposite to the electromagnet beside, the electromagnet sucks out the needle, then the electromagnet is controlled to lose magnetism, the needle falls into the collector, the effect of automatically taking out the needle with the thread being threaded can be achieved, and the operation is simple, convenient and rapid;
(6) according to the industrial-use-oriented automatic sewing needle threading system, the thread cutting device is arranged, after needle threading is finished and before needle discharging, threads can be quickly cut short by placing the threads in the thread cutting groove and controlling the blade to move downwards, and compared with a traditional thread snapping mode, the thread cutting device is more convenient to use, and manual participation is further reduced;
(7) the automatic sewing needle threading system for industrial use is provided with the counting device, so that the needle threading quantity can be conveniently counted in the production practice, workers can know the workload of a certain period of time and can know the residual needle quantity in a needle box to replenish needles in time;
(8) the automatic sewing threading system for industrial use can realize automatic threading, assist people in sewing, accelerate threading speed, improve working efficiency, and is reasonable in structural design, simple in principle and convenient to popularize and use.
Drawings
FIG. 1 is a schematic diagram of an industrial-oriented automated sewing threading system according to the present invention;
FIG. 2 is a schematic structural view of a needle magazine turntable according to the present invention;
FIG. 3 is a schematic structural view of the needle drop preventing ring according to the present invention;
FIG. 4 is a schematic view of the construction of the needle magazine of the present invention;
FIG. 5 is a side cross-sectional view of the needle magazine of the present invention;
FIG. 6 is a schematic structural view of the push pin device of the present invention;
FIG. 7 is a schematic view of the structure of the needle-manipulating device of the present invention;
FIG. 8 is a schematic view of the needle magazine turntable, the needle pushing device and the needle manipulating device in cooperation according to the present invention;
FIG. 9 is a schematic view of the construction of the wire pulling apparatus of the present invention;
FIG. 10 is a schematic view of the needle threading device of the present invention;
FIG. 11 is a schematic view showing the construction of the threader according to the present invention;
FIG. 12 is a schematic view of the needle threading driving device according to the present invention;
FIG. 13 is a schematic view of the needle withdrawing device according to the present invention;
fig. 14 is a schematic structural view of the thread trimming device according to the present invention.
The reference numerals in the schematic drawings illustrate:
1. a needle storage device; 101. a needle magazine; 102. a needle box turntable; 103. a needle falling prevention ring; 104. a rod penetrating hole; 1011. a push pin outlet hole; 1012. a needle magazine cover; 1013. a needle storage groove; 1014. a needle falling chute; 1015. a needle pushing groove; 2. a needle pushing device; 201. a push pin rod I; 202. a push pin rod II; 203. a push rod connecting plate; 204. a push rod chute; 205. a push rod fixing block; 206. a push pin slider; 3. a needle handling device; 301. rotating the rod; 302. a photogate; 303. a wire slot; 304. a pressure sensor; 305. perforating a pinhole; 306. a needle conveying groove; 307. a limiting block; 308. a needle-manipulating substrate; 4. a wire pulling device; 401. a limiting hole; 402. a first transmission wheel; 403. a second driving wheel; 404. a crawler belt; 405. a pull wire assembly; 406. a pull wire substrate; 5. a needle threading device; 501. a threading device; 502. an upper line pressing block; 503. pressing a line block; 504. a connecting rod; 505. pressing the needle block; 506. a needle threading drive device; 5011. an upper pressure plate; 5012. a lower pressing plate; 5013. threading a needle rod; 5014. a spring; 5061. a drive device base; 5062. a lifting rod; 5063. connecting blocks; 6. a needle discharging device; 601. an electromagnet; 602. a collector; 603. a needle outlet channel; 701. shearing the substrate; 702. a blade; 703. an insert pocket; 704. and (6) trimming the wire grooves.
Detailed Description
For a further understanding of the invention, reference should be made to the following detailed description taken in conjunction with the accompanying drawings and examples.
Example 1
With reference to fig. 1, the automatic sewing needle threading system for industrial use in this embodiment includes a needle storage device 1, a needle pushing device 2, a needle transporting device 3, a thread pulling device 4, a needle threading device 5, a needle discharging device 6, a thread cutting device, and a control system; one side of the needle storage device 1 is provided with a needle pushing device 2, and the other side is provided with a needle conveying device 3; a thread pulling device 4 is arranged at one end of the needle conveying device 3 far away from the needle storage device 1, and a needle threading device 5 is arranged above one end of the needle conveying device 3 close to the thread pulling device 4; the needle discharging device 6 is arranged on one side of the needle conveying device 3; the thread cutting device is arranged on one side of the thread pulling device 4; the control system controls the actions of all devices of the automatic threading system.
With reference to fig. 2, 3, 4 and 5, the needle storage device 1 includes a needle box 101, a needle box turntable 102 and a needle fall prevention ring 103, the needle fall prevention ring 103 is sleeved outside the needle box turntable 102, and a rod passing hole 104 is formed in a side surface of the needle fall prevention ring 103; the needle box turntable 102 is provided with a plurality of different needle box grooves at intervals along the circumferential direction, the needle box grooves are formed along the radial direction of the needle box turntable 102, two sides of the needle box 101 are provided with hanging lugs, and the needle box 101 is fixed in the needle box grooves through the hanging lugs. The needle box turntable 102 is controlled by a motor to rotate, a needle box cover 1012 is arranged at the upper part of the needle box 101, a needle storage groove 1013 is arranged below the needle box cover 1012, the needle storage groove 1013 is communicated with a needle pushing groove 1015 through a needle falling chute 1014, the needle falling chute 1014 and the needle pushing groove 1015 are matched with the needles in the corresponding needle box 101, so that different needles are placed in different needle boxes 101, and the needles in the needle boxes 101 can enter the needle pushing groove 1015 one by one. One end of the push needle groove 1015 close to the push needle device 2 is provided with a push rod inlet hole which is matched with the rod penetrating hole 104, the push needle rod 201 can penetrate through the rod penetrating hole 104 to enter the push rod inlet hole, the other end of the push needle groove 1015 is provided with a push needle outlet hole 1011, and the push needle outlet hole 1011 is provided with a movable light baffle plate to prevent the needle from sliding out of the push needle outlet hole 1011; the worker opens the needle magazine cover 1012 and puts the needle into the needle magazine 101 with the needle hole facing the needle carrier 3. The needle box 101 is rotated through the control system, the required needle is rotated to the position of the first push needle rod 201, the whole needle taking process is completely automatic, and the needle taking efficiency is improved.
Referring to fig. 6, the push pin device 2 includes a first push pin rod 201, a second push pin rod 202, a push pin connecting plate 203, a push pin sliding groove 204, a push pin fixing block 205, and a push pin sliding block 206. One end of the push rod fixing block 205 is connected with the air cylinder, the other end of the push rod fixing block 205 is connected with the push rod I201, the push rod I201 is fixed at the center of the push rod fixing block 205, the push rod fixing block is a cylinder, and the push rod fixing block 205 moves along the push rod sliding groove 204; the push rod connecting plate 203 penetrates through the side wall of the push rod sliding groove 204, one end of the push rod connecting plate 203 is connected with the first push rod 201 through a rotating shaft, the other end of the push rod connecting plate 203 is connected with the second push rod 202 through a rotating shaft, and a fulcrum is arranged on the push rod connecting plate 203 and fixed in the side wall of the push rod sliding groove 204; the push pin slider 206 is arranged at one end of the push pin rod II 202 far away from the push pin connecting plate 203 through a hinge; the needle pushing device 2 is driven by the air cylinder, the needles can be pushed out from the needle box 101, the needle pushing process is more stable, and the effect that only one needle is pushed out at a time and is not blocked can be realized.
Referring to fig. 7, the needle manipulating device 3 includes a rotating rod 301, a pressure sensor 304 and a needle manipulating base 308, one end of the rotating rod 301 is connected to a motor, the motor controls the rotation of the rotating rod 301, the other end of the rotating rod 301 is provided with a limit block 307, the limit block 307 is a rectangular parallelepiped fixed on the rotating rod 301, and the rotation angle of the rotating rod to the needle withdrawing device 6 is limited to 0 to 90 degrees; the rotating rod 301 controls the needle-manipulating basal body 308 to rotate; the upper surface of the needle conveying base body 308 is provided with a wire groove 303 and a needle conveying groove 306, the section of the wire groove 303 is an inverted isosceles trapezoid, and the distance between the wire groove 303 and one end of the needle conveying groove 306 close to the wire drawing device is the length of a needle hole of a minimum common needle; the wire groove 303 and the needle conveying groove 306 are crossed and perpendicular to each other, and a needle penetrating hole 305 is formed at the intersection of the wire groove 303 and the needle conveying groove 306; one end of the needle conveying groove 306 close to the limiting block 307 is provided with a pressure sensor 304 which plays a role in controlling the needle pushing device 2; the photoelectric door 302 is arranged in the needle conveying groove 306, the number of needles can be recorded, the photoelectric door 302 can conveniently count the number of needles during production practice, workers can know the workload of a certain period, and can know the residual needle amount in the needle box 101 to supplement needles in time.
Referring to fig. 8, the needle pushing groove 1015 of the needle box 101 on the needle box turntable 102 is located at the same horizontal height as the central axis of the first needle pushing rod 201, and the first needle pushing rod 201 can pass through the rod penetrating hole 104 and enter the needle pushing groove 1015, so that the effect that one first needle pushing rod 201 can push out needles of all types is achieved; the needle transport groove 306 is positioned right below the needle pushing groove 1015, the needle pushing slider 206 moves along the needle transport groove 306, and a slider guide rail is further arranged on the needle transport groove 306, so that the movement of the needle pushing slider 206 is fixed and limited conveniently; the effect of pushing the needle holes of the needles with different lengths to the target needle penetrating position is well realized through the cooperation of the needle pushing slider 206 and the needle conveying groove 306.
Referring to fig. 9, the thread pulling device 4 includes a transmission belt, a thread pulling assembly 405 and a thread pulling base 406, a first transmission wheel 402 and a second transmission wheel 403 of the transmission belt are disposed on the thread pulling base 406, the thread pulling assembly 405 includes a thread pulling slider and a thread pulling hook, the thread pulling slider is disposed on a track 404, the thread pulling hook is fixed on the thread pulling slider, the length of the thread pulling hook is equal to the distance from the thread pulling device 4 to the needle threading hole 305, and the track 404 drives the thread pulling assembly 405 to move within a certain range; the wire-pulling hook fixes one end of the wire and places the wire in the wire groove 303; the pull wire base body 406 is provided with a limiting hole 401, the limiting block 307 is matched with the limiting hole 401, and the limiting hole 401 limits the moving range of the limiting block 307 to be 0-90 degrees; the movement of the wire pulling assembly 405 is driven by the crawler belt 404, wires can be automatically placed into the wire groove 303, the whole wire pulling process does not need the intervention of workers, and the labor force is liberated.
Referring to fig. 10, fig. 11 and fig. 12, the needle threading device 5 comprises a threader 501, an upper thread pressing block 502, a lower thread pressing block 503, a connecting rod 504, a needle pressing block 505 and a needle threading driving device 506, the needle threading driving device 506 comprises a driving device base 5061, a lifting rod 5062, a connecting block 5063 and a motor, wherein the connecting block 5063 is vertically connected with the lifting rod 5062 and the connecting rod 504, the lifting rod is provided with a transmission rack, the motor drives the lifting rod 5062 to move, thereby driving the connecting rod 504 to move up and down, the connecting rod 504 is connected with an upper thread pressing block 502, a threading device 501 and a needle pressing block 505 in sequence, the upper thread pressing block 502 comprises a spring 5014, a lower thread pressing block 503 is arranged right below the upper thread pressing block 502, the threader 501 is positioned right above the needle threading hole 305, the needle pressing block 505 is arranged right above the needle conveying groove 306, and the height of the lower bottom surface of the needle pressing block 505 is higher than that of the lower bottom surface of the threader 501; the designed needle threading driving device 506 can drive the threading device 501, the upper thread pressing block 502 and the needle pressing block 505 to synchronously move downwards, before the threading device 501 starts threading, the upper thread pressing block 502 and the lower thread pressing block 503 are matched to press a thread, so that the thread can be separated from the thread drawing assembly 405, meanwhile, the needle pressing block 505 presses a needle body, the needle body is prevented from being tilted during threading, the threading device is driven to continuously move downwards to be aligned with the needle threading hole 305, needle threading is realized, the automation degree of the whole needle threading action is high, and the needle threading accuracy is high;
the threading device 501 comprises an upper pressure plate 5011, a lower pressure plate 5012, a needle threading rod 5013 and a spring 5014, one end of the needle threading rod 5013 is connected with the connecting rod 504, the upper pressure plate 5011 is fixed on the needle threading rod 5013, the upper pressure plate 5011 is connected with the lower pressure plate 5012 through the spring 5014, and the other end of the needle threading rod 5013 penetrates through the lower pressure plate 5012; the lower pressure plate 5012 can just press the needle hole to make the needle hole align with the needle penetrating hole 305, the size of the cross section of the needle penetrating rod 5013 is smaller than that of the needle hole, and the needle penetrating rod 5013 is located right above the needle penetrating hole 305.
Referring to fig. 13, the needle discharging device 6 includes an electromagnet 601 and a collector 602, the electromagnet 601 is disposed on an upper side of the collector 602, the collector 602 is opened with a needle discharging channel 603, and the needle discharging channel 603 is located below the electromagnet 601. After the needle threading is finished, the electromagnet 601 beside the needle in the needle conveying groove 306 is just opposite to the needle in the needle conveying groove 306 by overturning the needle conveying groove 306, the electromagnet 601 sucks the needle out, then the electromagnet 601 is controlled to lose magnetism, the needle falls into the collector 602, the effect of automatically taking out the needle with the thread being threaded can be achieved, and the operation is simple, convenient and fast.
With reference to fig. 14, the trimming device includes a trimming base 701 and a blade 702, a sliding groove is formed at the bottom of the trimming base 701, a sliding rail is arranged on the ground, and the trimming base 701 can move along the sliding rail. The lower part of the thread cutting base body 701 is provided with a blade groove 703 and a thread cutting groove 704, the blade groove 703 is vertical to the thread cutting groove 704, the blade 702 is arranged right above the blade groove 703, and a lifting device is arranged in the thread cutting base body 701 and controls the blade 702 to move up and down. After the threading is finished, before the needle is drawn out, the thread can be placed in the thread cutting groove by the aid of the thread cutting device, the blade is controlled to move downwards, the thread is cut short quickly, the thread cutting device is more convenient to use compared with a traditional thread snapping mode, and manual participation is further reduced.
In this embodiment, each device coordinates through the control system, and then realizes the effect of automatic needle threading. The process of threading the needle is concretely realized as follows:
firstly, in a state that the needle box 101 is empty, a worker firstly puts needles into different needle boxes 101 according to different types, the needle holes are put into a needle storage groove 1013 of the needle box 101 towards a direction close to the needle conveying device 3, and the needles enter a needle pushing groove 1015 along a needle falling inclined groove 1014;
secondly, enabling the thread end to be clamped by a thread pulling hook of the thread pulling device 4 by a worker, selecting a required needle through a control system, enabling a motor of the needle storage device 1 to rotate through the control system, and rotating the required needle to a position corresponding to the first push needle rod 201;
step three, stopping the motor of the needle storage device 1, starting the air cylinder of the needle pushing device 2 to work, driving the push rod fixing block 205 to move in the push rod sliding groove 204 in the direction close to the needle storage device 1 by the air cylinder, further enabling the push rod I201 to penetrate through the rod penetrating hole 104 to enter the needle pushing groove 1015, pushing a needle into the needle conveying groove 306, enabling a new needle to fall into the needle pushing groove 1015 at the moment, starting the air cylinder to drive the push rod fixing block 205 to move in the direction far away from the needle storage device 1, recovering the push rod I201, enabling the push rod II 202 to move forwards, and enabling the needle to move in the needle conveying groove 306 in the direction close to the thread pulling device 4 by the needle pushing slider 206;
fourthly, the push pin of the push pin sliding block 206 passes through a photoelectric door, the number of the counting system is increased by one, the push pin touches the pressure sensor 304, the air cylinder stops working, and the needle hole is positioned above the needle penetrating hole 305;
step five, the motor of the wire pulling device 4 starts to work, and the wire is placed into the wire groove 303 through the wire pulling assembly 405 on the crawler belt 404 and covers the upper part of the pinhole;
step six, the motor of the thread pulling device 4 stops working, the thread pulling driving device 506 of the thread pulling device 5 starts working to drive the connecting rod 504 to move downwards, namely, the upper thread pressing block 502, the thread passing device 501 and the needle pressing block 505 are driven to move downwards, the upper thread pressing block 502 is matched with the lower thread pressing block 503 to press a thread, at the moment, the motor of the thread pulling device 4 starts to rotate reversely, a thread end leaves the thread pulling assembly 405, the thread pulling assembly 405 returns to an initial position, the lower pressing plate 5012 of the thread passing device 501 presses a needle hole of the needle to enable the needle hole to be aligned with the needle passing hole 305, the connecting rod 504 continues to drive the needle passing rod 5013 of the thread passing device 501 to move downwards, the needle pressing block 505 presses the needle body to prevent the needle from tilting, and the needle passing; after threading is finished, the thread cutting base body 701 moves to a specified position, the thread falls into the thread cutting groove 704, the blade 702 is controlled by the lifting device to move downwards to cut the thread, and then the blade 702 and the thread cutting base body 701 are reset in sequence;
seventhly, the needle threading driving device 506 of the needle threading device 5 starts to drive the connecting rod to move upwards, returns to an initial state and stops working, at the moment, the motor controls the rotating rod 301 to rotate, the air cylinder of the needle pushing device 2 starts to move towards the direction close to the needle storage device 1, the first needle pushing rod 201 and the second needle pushing rod 202 return to the initial state, and the electromagnet 601 of the needle withdrawing device 6 is electrified to be magnetic, so that the needle is adsorbed;
step eight, the motor drives the rotating rod 301 to rotate reversely, the initial state is returned, the electromagnet 601 is powered off, the needle falls into the collector 602 below the electromagnet 601, the needle discharging is completed through the needle discharging channel 603, a new thread end is clamped by the thread pulling assembly 405 again, the needle needing threading is selected, and the next needle threading work is started.
The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching, without departing from the spirit of the invention, the person skilled in the art shall not inventively design the similar structural modes and embodiments to the technical solution, but shall fall within the scope of the invention.
Claims (4)
1. The utility model provides an automatic sewing threading needle system towards industrial use which characterized in that: comprises a needle storage device (1), a needle pushing device (2), a needle transporting device (3), a thread pulling device (4), a needle threading device (5), a needle discharging device (6), a thread cutting device and a control system; one side of the needle storage device (1) is provided with a needle pushing device (2), and the other side is provided with a needle conveying device (3); a thread drawing device (4) is arranged at one end of the needle conveying device (3) far away from the needle storage device (1), and a needle threading device (5) is arranged above one end of the needle conveying device (3) close to the thread drawing device (4); the needle discharging device (6) is arranged on one side of the needle conveying device (3), and the thread shearing device is arranged on one side of the thread pulling device (4); the control system controls the actions of all devices of the automatic threading system;
the needle storage device (1) comprises a needle box (101), a needle box turntable (102) and a needle falling prevention ring (103), wherein the needle falling prevention ring (103) is sleeved outside the needle box turntable (102), and a rod penetrating hole (104) is formed in the side surface of the needle falling prevention ring (103); the needle box turntable (102) is provided with a plurality of different needle box grooves at intervals along the circumferential direction, the needle box grooves are formed along the radial direction of the needle box turntable (102), the needle boxes (101) are arranged in the needle box grooves, and the needle box turntable (102) is controlled by a motor to rotate; a needle pushing groove (1015) is formed in the bottom of the needle box (101);
the two sides of the needle box (101) are provided with hanging lugs, the needle box (101) is fixed in a needle box groove through the hanging lugs, the upper part of the needle box (101) is provided with a needle box cover (1012), a needle storage groove (1013) is arranged below the needle box cover (1012), and the needle storage groove (1013) is communicated with a needle pushing groove (1015) through a needle falling chute (1014);
the push pin device (2) comprises a push pin rod I (201), a push pin rod II (202), a push pin connecting plate (203), a push pin sliding groove (204), a push pin fixing block (205) and a push pin sliding block (206); one end of the push rod fixing block (205) is connected with the air cylinder, the other end of the push rod fixing block is connected with the push rod I (201), and the push rod fixing block (205) moves along the push rod sliding groove (204); the push rod connecting plate (203) penetrates through the side wall of the push rod sliding groove (204), one end of the push rod connecting plate (203) is connected with the first push rod (201), the other end of the push rod connecting plate is connected with the second push rod (202), a fulcrum is arranged on the push rod connecting plate (203), and the fulcrum is fixed in the side wall of the push rod sliding groove (204); the push pin sliding block (206) is arranged at one end of the push pin rod II (202) far away from the push pin connecting plate (203);
the needle manipulating device (3) comprises a rotating rod (301), a pressure sensor (304) and a needle manipulating base body (308), one end of the rotating rod (301) is connected with a motor, the other end of the rotating rod is provided with a limiting block (307), and the rotating rod (301) controls the needle manipulating base body (308) to rotate; the upper surface of the needle conveying base body (308) is provided with a wire groove (303) and a needle conveying groove (306), the wire groove (303) and the needle conveying groove (306) are crossed and mutually perpendicular, and a needle penetrating hole (305) is formed at the intersection of the wire groove (303) and the needle conveying groove (306); one end of the needle conveying groove (306) close to the limiting block (307) is provided with a pressure sensor (304);
the central axes of a needle pushing groove (1015) and a needle pushing rod (201) of a needle box (101) on the needle box turntable (102) are positioned at the same horizontal height, the needle pushing rod (201) can penetrate through a rod penetrating hole (104) to enter the needle pushing groove (1015), the other end of the needle pushing groove (1015) is provided with a needle pushing outlet hole (1011), and the needle pushing outlet hole (1011) is provided with a movable light baffle plate to prevent a needle from sliding out of the needle pushing outlet hole (1011); the needle conveying groove (306) is positioned right below the needle pushing groove (1015), and the needle pushing slider (206) moves along the needle conveying groove (306);
the wire pulling device (4) comprises a transmission belt, a wire pulling assembly (405) and a wire pulling base body (406), wherein a first transmission wheel (402) and a second transmission wheel (403) of the transmission belt are arranged on the wire pulling base body (406), the wire pulling assembly (405) is arranged on a crawler belt (404), and the crawler belt (404) drives the wire pulling assembly (405) to move within a certain range; a stay wire component (405) fixes one end of the wire and places the wire in the wire groove (303); the stay wire base body (406) is provided with a limiting hole (401), the limiting block (307) is matched with the limiting hole (401), and the limiting hole (401) limits the moving range of the limiting block (307).
2. An industrial-oriented automated sewing threading system according to claim 1, characterized in that: the needle threading device (5) comprises a threading device (501), an upper thread pressing block (502), a lower thread pressing block (503), a connecting rod (504), a needle pressing block (505) and a needle threading driving device (506), wherein the needle threading driving device (506) drives the connecting rod (504) to move up and down, the connecting rod (504) is sequentially connected with the upper thread pressing block (502), the threading device (501) and the needle pressing block (505), the lower thread pressing block (503) is arranged right below the upper thread pressing block (502), the threading device (501) is positioned right above the needle threading hole (305), and the needle pressing block (505) is arranged right above the needle conveying groove (306); threading apparatus (501) include top board (5011), holding down plate (5012), wear needle pole (5013) and spring (5014), wear needle pole (5013) one end and link to each other with connecting rod (504), on top board (5011) was fixed in and wears needle pole (5013), link to each other through spring (5014) between top board (5011) and holding down plate (5012), the other end of wearing needle pole (5013) passes holding down plate (5012).
3. An industrial-oriented automated sewing threading system according to claim 2, characterized in that: the needle discharging device (6) comprises an electromagnet (601) and a collector (602), wherein the electromagnet (601) is arranged on the side edge of the upper part of the collector (602), a needle discharging channel (603) is formed in the collector (602), and the needle discharging channel (603) is positioned below the electromagnet (601).
4. An industrial-oriented automated sewing threading system according to claim 3, characterized in that: the thread trimming device comprises a thread trimming base body (701) and a blade (702), wherein a blade groove (703) and a thread trimming groove (704) are formed in the lower portion of the thread trimming base body (701), the blade groove (703) is perpendicular to the thread trimming groove (704), the blade (702) is arranged right above the blade groove (703), a lifting device is arranged inside the thread trimming base body (701), and the lifting device controls the blade (702) to move up and down.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710624126.XA CN107829232B (en) | 2017-07-27 | 2017-07-27 | Industrial-use-oriented automatic sewing threading system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710624126.XA CN107829232B (en) | 2017-07-27 | 2017-07-27 | Industrial-use-oriented automatic sewing threading system |
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| CN107829232A CN107829232A (en) | 2018-03-23 |
| CN107829232B true CN107829232B (en) | 2020-06-12 |
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| CN201710624126.XA Active CN107829232B (en) | 2017-07-27 | 2017-07-27 | Industrial-use-oriented automatic sewing threading system |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112991613B (en) * | 2019-12-18 | 2022-03-15 | 苏州美山子制衣有限公司 | Self-service needle changing device and using method |
| CN112064227B (en) * | 2020-08-07 | 2021-11-26 | 航天特种材料及工艺技术研究所 | Self-releasing sewing device for automatic sewing system |
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| CN207047507U (en) * | 2017-07-27 | 2018-02-27 | 卞亚飞 | A kind of automation sewing towards industrial application is threaded a needle system |
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| SU859508A1 (en) * | 1977-05-12 | 1981-08-30 | Грозненское Производственное Объединение "Оргтехника" | Device for threading needle |
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| CN107829232A (en) | 2018-03-23 |
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Effective date of registration: 20200519 Address after: 318000 building 1-5, No. 6, Xiachen Liansheng Road, Jiaojiang District, Taizhou City, Zhejiang Province Applicant after: ZHEJIANG SHUNFA SEWING MACHINE Co.,Ltd. Address before: 243000 Anhui city in Ma'anshan Province, the new East District of Anhui University of Technology (Xianglu mountain rain Ma Xiushan campus) students creating laboratory able to perform wonders Applicant before: Bian Yafei |
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