92 results about "Sewing needle" patented technology

A sewing machine external unit includes: a holder holding fabric; a driver being detachable from a bed of a sewing machine and driving the holder along an upper surface of the bed; a pressing member moving in an up-down direction according to movement of a sewing needle in the up-down direction, pressing the fabric while the sewing needle is stuck in the fabric, and rising together with the sewing needle in response to the sewing needle coming out of the fabric and rising; a position detector detecting a position of the pressing member in the up-down direction; a signal output part outputting a signal to the sewing machine; and a controller outputting a needle drive signal for driving the sewing needle from the signal output part to the sewing machine, and controlling driving of the holder and / or the sewing needle based on a detection result of the position detector.

The synchronous gear ring cloth feeding mechanism facilitating cloth positioning comprises a presser foot support, a motor, a positioning plate, a gear ring and a gear, a limiting guide rail is arranged at the bottom of the presser foot support, the gear ring is embedded in the limiting guide rail, the motor is fixed on one side of the presser foot support, an output shaft of the motor is connected with the gear, and the gear is meshed with the gear ring. A presser foot plate extends out of the front end of the presser foot support, the positioning plate is arranged on one side of the presser foot plate, the positioning plate is inserted on the presser foot support and comprises a pressing plate and a positioning block, the positioning block is located on the outer side of the pressing plate, and the thickness of the positioning block is larger than that of the pressing plate. The cloth is driven by the gear ring to move forwards, so that displacement of the upper layer and the lower layer of the cloth due to no driving force is avoided; meanwhile, a positioning plate is arranged on the outer side of the presser foot plate to position and limit the outer side of the cloth, so that the track of a sewing needle is always parallel to the outer edge of the cloth, skewing of a sewing thread is avoided, and the sewing effect is guaranteed; and the positioning plate can be replaced, so that the device can be conveniently used under sewing thread widths of different specifications.

The utility model discloses a feeding structure of an integrated overlock sewing machine, which comprises a working table, a control table is arranged on the outer wall of the top of the working table, a plurality of thread guide rollers which are distributed at equal intervals are connected to the outer wall of one side of the working table, a connecting seat is fixed on the outer wall of one side of the working table, and a sewing needle is arranged on the outer wall of the bottom of the connecting seat. The sewing machine comprises a workbench, a sewing needle is arranged on the workbench, a presser foot is connected to the outer wall of the sewing needle, the conveying mechanism comprises a fixing seat installed on the outer wall of one side of the workbench, three motors are installed in the fixing seat, and fixing grooves matched with the motors are formed in the fixing seat. The feeding structure of the integrated overlock sewing machine has the advantages that the speed in the feeding process is finely controlled in a segmented mode, the situation that cloth is excessively stretched or damaged in the conveying process is avoided, external dust, impurities and the like are prevented from entering equipment, and the feeding structure is convenient to disassemble.

The sewing-needle-free woven garment comprises a garment body, a lower hem, cuffs, a collar edge, trouser legs and / or other opening edges of the garment body are wrapped and sealed in a U-shaped mode through a single-layer cloth strip, the inner sides of the two long edges of the single-layer cloth strip are fixed to the front face and the bottom face of the garment body through hot melt adhesive strips, and the inner sides of the two long edges of the single-layer cloth strip are fixed to the front face and the bottom face of the garment body through the hot melt adhesive strips. The single-layer cloth strip is in a rectangular long strip shape in a tiled state, and the single-layer cloth strip can completely wrap the lower hem, the cuffs, the collar edge and / or the edges of trouser legs of the clothes body. According to the invention, the composite edge sealing component of the hot melt adhesive tape and the single-layer fabric is adopted to replace traditional sewing threads, the edge of the fabric is completely coated and packaged in a bonding manner through hot-pressing one-time forming, no sewing thread trace exists, the softness and elasticity of the edge sealing structure are matched with those of a clothes main body, and the comfort of the clothes is ensured.

This utility model discloses an intelligent presser foot structure that can be independently controlled up and down, including a shaft extending horizontally through the housing and a bushing extending vertically through the housing. A drive motor is installed inside the housing, and the output shaft of the drive motor is connected to a main gear column. A driven gear column is connected to the rear end of the shaft, and the main gear column and the driven gear column mesh. The drive motor is signal-connected to a controller, which controls the reciprocating rotation amplitude of the drive motor output shaft after receiving control commands. The bushing extends out of the housing and is connected to the presser foot. A lifting rod is connected to the front end of the shaft, and a bushing block is connected to the bushing. A transmission arm is provided between the lifting rod and the bushing block. The presser foot is driven by the drive motor, and the cooperation between the presser foot and the sewing needle can be arbitrarily adjusted. When dealing with fabrics of different thicknesses, the reciprocating rotation amplitude of the drive motor output shaft can be adjusted according to the thickness gradient, thereby adjusting the height of the presser foot. This effectively solves the problem of presser foot height cooperation, reduces the frequency of skipped stitches and thread breakage during sewing, and improves sewing quality.

A sewing machine that suppresses sewing defects is provided. The sewing machine includes: a sewing needle, held by a needle bar and moving back and forth while holding an upper thread; a shuttle, configured to hold a bobbin around which a lower thread is wound and which is housed in a bobbin case, and cooperating with the sewing needle to form a seam; a presser foot member, configured to press a to-be-sewn article at a sewing position directly below the sewing needle; a feeding mechanism, feeding the to-be-sewn article from the sewing position to a first direction; a needle drive portion, provided separately from a belt drive portion to synchronously move the sewing needle and the presser foot component in the first direction; and a control portion, which controls so that the needle drive portion and the belt drive portion operate independently.

The present application relates to the field of garment processing. Disclosed is a zipper tape sewing apparatus. The zipper tape sewing apparatus comprises a frame, a sewing head, a fabric conveying device and a zipper tooth pulling device, wherein the frame is provided with a worktable surface, and the sewing head comprises a sewing needle; the fabric conveying device comprises a clamping plate for carrying and tensioning fabric, and the clamping plate is movable in a first direction and is configured to convey the fabric to the worktable surface; the zipper tooth pulling device is configured to convey zipper teeth to the worktable surface in the first direction; and the fabric conveying device and the zipper tooth pulling device are capable of synchronous conveying.

The robot sewing assembly comprises a sewing head body, an upper arm, a motor and a lower arm. The upper arm is connectable to the sewing head body and includes a sewing needle oriented along a first axis. The lower arm is rotatably connected to the sewing head body so as to be rotatable about a second axis transversely defined by the motor relative to the first axis. The lower arm comprises a needle plate, a butterfly curved needle, a first transmission system and a second transmission system. The first transmission system may extend through the lower arm and is configured to maintain a position of the needle plate during rotation of the lower arm. The second transmission system may extend through the lower arm and is configured to drive the butterfly curved needle during rotation of the lower arm.

The invention provides a handheld rod ejector pin, and particularly, a plurality of ejector pin holes are formed in an ejector pin body, suitable for being held by a single hand, of the handheld rod ejector pin, and the depth of the ejector pin holes is not smaller than 3.4 mm. According to the handheld rod ejector pin, the problem that fingers are punctured by a pin tail due to the fact that the ejector pin slides during sewing can be better solved; and force can be applied to the sewing needle more conveniently.

In a sewing machine in which a head rotates, reduction in sewing efficiency is suppressed. The sewing machine has: a holding member that can hold a sewing object so as to move in a prescribed plane; a needle bar that holds a sewing needle to which upper thread is supplied; a head that can rotate about a rotation axis orthogonal to the prescribed plane in a state in which the needle bar is supported; a bobbin that rotates about the rotation axis in synchronization with the head, cooperates with the sewing needle by supplying lower thread, and forms a stitch on the sewing object; a movement control section that controls movement of the holding member based on sewing data; and a rotation control section that controls a rotation angle of the head and the bobbin based on a change amount of a movement direction of the holding member specified by the sewing data. The rotation control section controls in a manner in which the rotation angle coincides with the change amount when the stitch is formed on a first range of the sewing object, and controls in a manner in which the rotation angle becomes smaller than the change amount when the stitch is formed on a second range of the sewing object.

Provided is a sewing device. Mainly solves the problem of insufficient sewing quality caused by height difference between a material clamping plate on a circulating plate and a working surface when a pocket opening machine (pocket patching machine) is used for sewing at present. The lifting boss (4) is provided with an ascending position protruding out of the upper end face of the working table plate and a descending position not protruding out of the upper end face of the working table plate; the boss is correspondingly arranged below the follow-up presser foot; and the through hole (41) is formed in the boss and is opposite to the machine needle. The sewing device is provided with the liftable boss, when the frame body is conveyed in, the boss descends, after the frame body is in place, the boss ascends to be matched with the follow-up presser foot for use, a firm base is provided for a sewing needle, the sewing device is particularly suitable for sewing thick materials or special cloth with high density, and the stability of the sewing process is guaranteed.

The invention belongs to the related technical field of intelligent sportswear, and particularly relates to a solar AI intelligent sportswear, which comprises an outdoor jacket main body, at least three flexible amorphous silicon film power generation modules, an energy management module, an energy storage unit, an electricity load and a flexible conductive circuit for interconnecting the flexible amorphous silicon film power generation modules, the energy management module, the energy storage unit and the electricity load. The flexible amorphous silicon film power generation modules are optimally arranged in high-sunlight areas such as the rear of the brim and the shoulders and are combined with the garment through the hot-pressing composite technology, sewing needle holes are avoided, the original elasticity, soft touch feeling and appearance smoothness of the garment are kept, and the service life of the garment is prolonged. The non-sensibility of the power generation function and the non-destructive effect of the clothes movement function are realized; according to the power generation module, ETFE / PI'sandwich 'packaging and ultrasonic welding edge sealing are adopted, and a waterproof moisture-permeable hot melt adhesive composite technology is matched, so that multi-layer protection is jointly formed.

The utility model discloses a high -speed sewing auxiliary equipment for clothing processing, include: workstation, sewing machine head, sewing machine head fixed setting on the upper side wall of workstation. Compared with the prior art, through the mutual cooperation of the compacting mechanism and the feeding mechanism, the automatic conveying of the cloth can be realized, and the safety hazard of being pricked by the sewing needle is eliminated from the root; the driving motor adopted by the utility model is a speed regulating motor, and through the speed regulation of the driving motor, the feeding speed of the cloth can be accurately controlled, the cloth is ensured to move at a stable and appropriate speed during the sewing process, so that the sewing stitches are uniform and neat, and the processing quality of the clothes is significantly improved; the flattening mechanism is set up, the cloth can be effectively flattened before sewing, the wrinkles and unevenness on the surface of the cloth are eliminated, the problems of sewing misplacement and broken thread caused by the wrinkles of the cloth are avoided, and the product quality is further improved.

The sewing machine needle bar comprises a needle bar body, a detachable fixing assembly, a needle body, a positioning hole and a second threaded frame, the detachable fixing assembly is arranged at the bottom of the needle bar body, and the second threaded frame is arranged on the right side of the detachable fixing assembly. The needle head body is arranged at the bottom of the fixed detachable assembly, the positioning hole is formed in the right side of the needle head body, and the fixed detachable assembly comprises a fixed column, a first threaded frame, a clamping groove, a first through groove, a positioning column, a limiting groove, a containing groove and a fixed rod. The sewing machine needle bar with the needle head convenient to fix has the advantages of being good in fixing effect and convenient to take out, and solves the problems that when an existing sewing machine needle bar fixes a sewing needle, the sewing needle of different models cannot be fixed, the sewing needle is prone to loosening after being fixed, the sewing needle is damaged, and the sewing needle cannot be taken out conveniently. Meanwhile, the damaged sewing needle is clamped in an inner cavity of the fixing cap and cannot be taken out.

The utility model discloses a kind of composite hernia repair patch of being convenient for fixed, it is related to hernia repair patch technical field, including patch body, the patch body includes support layer, the surface of support layer is passed through being set up multiple mouth, and fixedly connected with multiple light weight big mesh mesh, the support layer includes framework layer, the side surface of framework layer is fixedly connected with biological layer, the top of biological layer is fixedly connected with anti-adhesion layer, the other side surface of framework layer is fixedly connected with promoting coating;The patch body provided in the utility model is under the basis of being convenient for fixing hernia repair patch to carry out antibacterial protection, to solve the problem that the pre-fixing effect of patch is poor and thus affects subsequent sewing needle or hernia nail work when the most part of glue can flow out of patch range when pre-fixing of existing composite hernia repair patch.

This utility model belongs to the field of heat treatment technology for hand sewing needles, specifically a heat treatment device for hand sewing needle production, including a quenching water tank and a frame. The frame includes a support plate mounted above the quenching water tank, a connecting frame fixedly mounted below the support plate, and a base plate fixedly mounted below the connecting frame. An upper mounting frame is detachably mounted above the mounting base. Multiple upper needle slots are evenly distributed below the upper mounting frame, and multiple lower needle slots are evenly distributed above the mounting base. Hand sewing needle bodies are detachably mounted in the corresponding upper and lower needle slots. An auxiliary needle positioning mechanism is provided on the upper mounting frame. Annular anti-slip patterns are evenly distributed on the lower and upper needle slots to prevent a large number of hand sewing needles from sinking into the cold tank during batch heat treatment quenching and cooling, which could easily cause needle accumulation and affect the quality of hand sewing needle production.

The utility model relates to the technical field of zippers, and discloses a hidden garment zipper which comprises a zipper body and a rotary fixing assembly, the zipper body is composed of a zipper belt, a zipper head and a zipper pull, and the rotary fixing assembly is arranged on the outer wall of the zipper head. According to the zipper puller fixing device, the rotary fixing assembly is arranged, a first L-shaped block and a second L-shaped block are meshed and positioned with each other, so that the zipper puller is fixed in the rotary fixing assembly, and at the moment, the zipper puller can be stably fixed to the zipper puller no matter how large a child uses the zipper puller; when the zipper pull piece is broken and needs to be replaced, the first L-shaped block and the second L-shaped block can be rapidly separated by a person in a nail pulling mode, so that unlocking is achieved, and when the nail of the person is short, unlocking can be rapidly conducted by inserting a sewing needle into the sleeve in a contact mode.

The utility model discloses a sewing device for handbag production, which belongs to the technical field of sewing devices and comprises a working plate, a support frame is arranged at the lower end of the working plate, a sewing machine body is arranged on the side edge of the upper end of the working plate, a sewing needle is arranged on one side of the lower end of the sewing machine body, and a sewing seat is arranged at the upper end of the working plate and corresponds to the sewing needle. An automatic handbag pushing mechanism is arranged in the side edge of the upper end of the working plate, the automatic handbag pushing function is achieved by arranging the automatic handbag pushing mechanism, and the automation degree of sewing work is greatly improved. According to the mechanism, the threaded rod is driven by the motor to rotate and is matched with accurate movement of the transmission assembly and the sliding block, and stable movement of the handbag in the sewing process is ensured. According to the automatic pushing mode, the production efficiency is improved, errors caused by manual operation are reduced, sewing is more uniform and accurate, and therefore the overall manufacturing quality of handbags is improved.

The utility model relates to the field of garment production, in particular to an overlock strip width fixing device which is installed on an existing four-thread overlock machine, and the four-thread overlock machine comprises an overlock table and an overlock device installed on the overlock table. The overlock device comprises an overlock needle used for overlock the clothes, a shear knife installed on the overlock table and located at the front end of the overlock needle, and a pressing and conveying piece which is arranged on the overlock table, located on the periphery of the overlock needle and capable of pressing the clothes and driving the clothes to move towards the rear side of the overlock table. The pressing conveying piece is used for pulling clothes to move in the direction away from the shear knife and comprises a guide rail arranged on the overlock table, the guide rail is located on one side of the shear knife, and a control space for an overlock strip to slide in is formed between the guide rail and the shear knife. The device has the advantages that it can be guaranteed that the width of the edge locking strip is fixed, and the width of the edge locking strip is more convenient to control.

The utility model relates to the technical field of grass weaving machines, in particular to an artificial composite lawn grass weaving machine which comprises a shell. A first roller and two second rollers are rotationally connected to the front side and the rear side of the interior of the shell, two first electric telescopic rods are fixedly connected to the upper end of the interior of the shell, supporting rods are arranged at the movable ends of the first electric telescopic rods, a plurality of straw sewing needles are fixedly and symmetrically connected to the lower ends of the supporting rods, and straw penetrating holes are formed in the surfaces of the straw sewing needles; the grass sewing needle is controlled to move downwards, when the grass sewing needle penetrates into the lower portion of the artificial turf, the rotating rod is controlled to swing leftwards, the grass hooking hook hooks the artificial grass on the grass sewing needle, then the two first electric telescopic rods are controlled to contract upwards, and therefore the grass sewing needle is controlled to move upwards, the grass sewing needle repeats the work, the rotating rod is controlled to swing leftwards, and the grass sewing needle is controlled to move downwards. The artificial grass cutting machine has the advantages that the operation is simple and convenient, the operation is fast, and the cost quality is improved.

The utility model discloses zipper belt sewing equipment, and relates to the field of garment processing. A zipper belt sewing device comprises a rack, a sewing machine head, a cloth conveying device and a zipper tooth traction device. The machine frame is provided with a working table top, and the sewing machine head comprises a sewing needle. The cloth conveying device comprises a clamping plate used for bearing and tensioning cloth, and the clamping plate can move in the first direction and is used for conveying the cloth to the working table top. The chain tooth traction device is used for conveying chain teeth to the working table in the first direction; the cloth conveying device and the chain tooth traction device can conduct synchronous conveying. The problem that in the prior art, sheet-shaped or special-shaped cloth of different sizes cannot be conveyed can be solved.

The utility model discloses a flexible freight bag stretching and sewing machine which comprises a machine frame, a sewing machine head is installed on the top of the machine frame, a working table is arranged below the sewing machine head, a driving mechanism is installed on one side of the working table, and a limiting mechanism is arranged at the position, located on the outer ring of a needle rod of the sewing machine head, of the sewing machine head. The flexible freight bags and the lacing wires can be accurately positioned in the sewing process, the feeding speed can be adjusted according to the requirement for the sewing speed through the arranged driving mechanism, constant-speed and stable feeding of the flexible freight bags and the lacing wires is achieved, and the sewing machine head can be used for sewing the flexible freight bags and the lacing wires by adjusting the rotating speed of a motor, replacing sewing needles of different models, adjusting parameters such as the stitch length and the like. The flexible freight bag and lacing wire sewing machine is simple in structure and suitable for the sewing requirements of flexible freight bags and lacing wires of different materials and thicknesses, further through the structure, sewing accuracy and continuity are guaranteed, the flexible freight bag and lacing wire sewing machine can be suitable for flexible freight bags and lacing wires of various materials and thicknesses, and sewing quality and production efficiency are guaranteed.

The invention relates to the technical field of sewing machine bottom line monitoring, in particular to an industrial sewing machine bottom line monitoring method and system. A full-thread shuttle peg is used for teaching in an actual sewing environment, the dynamically measured full-capacity needle number truly reflects the actual sewing capacity under the combination of specific threads and cloth, systematic errors caused by inaccurate presetting are eliminated, and follow-up early warning is targeted; through the collaborative analysis of the comprehensive main shaft rotation angle, the needle pulse, the tension signal and the photoelectric signal, the system can distinguish effective sewing, needle skipping, thread breaking and normal operation pause in a high-precision mode, counting errors or teaching interruption caused by misjudgment of a sensor are avoided, and the purity of effective sewing needle number data is ensured. Based on a dynamic full-capacity needle number early warning mechanism, accurate needle replacement reminding can be provided before a bottom thread is really used up, the product quality and consistency are improved, meanwhile, unnecessary shutdown and production interruption are reduced, and the production efficiency and intelligent management level of industrial sewing are comprehensively improved.

The utility model discloses an outdoor jacket sewing device, which relates to the technical field of sewing and comprises a sewing machine main body, a workbench is arranged on the lower portion of the sewing machine main body, a sewing needle is arranged on the lower portion of the sewing machine main body, a transmission structure is arranged in the workbench, and a movable frame is arranged at the end of the sewing machine main body. A connecting plate is fixedly connected to the lower portion of the movable frame, a connecting block is fixedly connected to the lower portion of the connecting plate, and a supporting wheel is connected to the interior of the connecting block through a bearing. Through the arrangement of the conveying belt, the servo motor, the transmission roller, the connecting block and the supporting wheel, the effect of automatically conveying the fabric of the outdoor jacket is achieved, through the matched arrangement of the movable frame, the limiting block, the connecting plate, the check block and the fixing groove, the supporting wheel can be fixed in the using process, and the use is convenient. Therefore, the effect of conveying the jacket cloth in cooperation with the conveying structure is achieved, and the purpose that the sewing device conveys the jacket cloth to reduce the danger is achieved.

The utility model discloses a marking suture structure capable of developing. The marking suture structure comprises a suture needle structure, the outer wall of the thread body structure is in sliding connection with the inner wall of the sewing needle structure; the line body structure comprises a suture line, and the outer wall of the suture line is fixedly connected with a winding line; the utility model relates to the technical field of suture line development, the device adopts a line body structure, the suture line consists of a polypropylene suture line, a polylactic acid suture line and a development suture line, the polypropylene suture line is good in strength and compatibility, and the polylactic acid suture line is derived from a renewable resource, has good affinity with a human body, reduces inflammation and foreign matter reaction, and is convenient to use. The developing suture contains X-ray impermeable substances such as barium, iodine and the like and can be developed under X-ray irradiation, so that a doctor can accurately master the position of the suture in an operation, meanwhile, the condition of the suture can be conveniently observed after the operation, potential problems can be found in time, and the surgical efficiency is improved. And a powerful monitoring means is provided for rehabilitation of the patient.

This utility model belongs to the field of metal zipper processing technology, specifically a positioning structure for metal zipper processing. It includes a mounting plate, a fixing frame fixedly mounted on the top of the mounting plate, and a positioning component mounted on the left side of the fixing frame. The positioning component includes a sliding groove and an insertion interface. A connecting block one is slidably mounted inside the sliding groove. A first clamping plate is fixedly mounted on the left side of the connecting block one. A second connecting block two is slidably mounted inside the insertion interface, and a second clamping plate is fixedly mounted on the left side of the second connecting block. A rotating screw is threadedly connected inside the first clamping plate. By rotating the rotating screw, the first clamping plate can move up and down along the rotating screw. The distance between the first and second clamping plates is adapted to the thickness of the object and the zipper tape after they are stacked. The teeth fit against the sidewalls, allowing the teeth to be conveyed along the sidewalls of the first and second clamping plates, achieving the effect of positioning and conveying the zipper tape and object forward under the sewing needle for sewing.

The utility model provides a zipper strip, an invisible zipper and an article with the zipper, the zipper strip comprises a zipper cloth tape and zipper teeth, and the zipper cloth tape is sequentially provided with a cloth tape main body part, a cloth tape bending part and a zipper tooth mounting part along the width direction; the zipper tooth mounting part specifically comprises a sewing needle inserting part and a monofilament weaving part, the sewing needle inserting part adopts yarns as warp yarns, and the monofilament weaving part adopts monofilaments as warp yarns; the zipper teeth and the sewing needle penetrating part are sewn together through sewing threads. The zipper provided by the utility model has the advantages that the rigidity of the zipper tooth mounting part can be effectively improved, so that the aim of increasing the rigidity of the whole zipper strip is fulfilled, and the situations that the bent part of the cloth tape is deformed and turned outwards and zipper teeth are exposed in the use process of the zipper strip are avoided; and meanwhile, a sewing needle or a sewing thread cannot be broken in the zipper tooth sewing process, so that continuous normal production can be well realized, and the effects of increasing yield and reducing consumption are achieved.

The sewing machine (100) is provided with a conveyor belt feeding mechanism (80) which conveys a sewed object (C) through a conveyor belt (81) which is in contact with the sewed object (C) on a needle plate (11) from above; a lower presser foot member (31A) that moves up and down synchronously with the sewing needle (24) to enter and exit from the opening of the needle plate (11); an upper presser foot member (71) provided facing the lower presser foot member (31A) with a gap therebetween with respect to the upper surface of the needle plate (11); and a lifting action mechanism (30) which applies a lifting action to the lower presser foot component (31A), wherein the lifting action is that the lower presser foot component (31A) ascends synchronously with the descending of the sewing needle (24) to press the sewn object (C).