435results about "Workpiece carriers" patented technology

The invention provides a real pocket sewing process of a laser pocket opening machine, which comprises the following steps: step 1, placing a piece of pocket opening cloth for opening a pocket on a base plate below a laser cutting mechanism, placing a first piece of first cloth for sewing the pocket on a pocket cloth plate in a cloth bag stacking area, and placing a second piece of second cloth for sewing the pocket on the base plate; then the laser cutting mechanism cuts the two ends of the pocket opening cloth into Y-shaped openings or I-shaped openings according to the size of the pocket; 2, the base plate is lifted, and the base plate drives the cloth to move to the position below a folding mechanism for temporary pause; thirdly, the base plate and the material folding mechanism transversely move towards the cloth bag stacking area synchronously. According to the process, the bag folding and sewing process can be completed on the premise that only two sets of material fixing cutters and material pulling cutters are adopted, the installation space of the base plate can be saved, meanwhile, the sizes of the through grooves in the base plate, the material fixing cutters and the material pulling cutters can be enlarged, the bag manufacturing model is improved, and universality is higher.

The invention relates to the technical field of intelligent manufacturing and management of textiles and garments, and discloses an automatic sewing and cutting management system for underwear processing. The system comprises a central control module, a material conveying and positioning sub-module, a machine vision acquisition sub-module, a multi-axis linkage sewing mechanical arm sub-module and a cutting execution sub-module. According to the system, image data of raw materials and semi-finished products are collected through a machine vision collection sub-module before sewing and after sewing respectively, the initial deformation quantity and the secondary deformation quantity are calculated through a central control module, then a dynamic sewing path and an actual cutting path are generated, and a mechanical arm is controlled to execute self-adaptive sewing and accurate cutting; a sensing-decision-execution closed-loop intelligent control strategy is adopted, the problem of deformation accumulation of the high-elasticity fabric in the processing process is effectively solved, the precision and efficiency of underwear production and the material utilization rate are further improved, and small-batch multi-variety flexible automatic production is achieved.

The utility model relates to the technical field of sewing equipment, in particular to an automatic jujube beating and belt cutting machine which comprises a workbench, and a jujube beating machine used for beating jujubes on a material belt is arranged on the workbench. A cutting and conveying mechanism capable of conveying a material belt subjected to date beating according to a preset length and cutting the conveyed material belt according to the preset length is arranged on the workbench on one side of the date beating machine; the cutting and conveying mechanism comprises a conveying assembly arranged on the workbench and used for conveying a material belt and a cutting assembly used for cutting the material belt conveyed by the conveying assembly. The cutting and conveying mechanism further comprises a belt pressing assembly which is arranged on the workbench and used for pressing the left side and the right side of the cut-off position of the material belt when the cutting assembly cuts the material belt so as to prevent the material belt from moving when the material belt is cut. According to the automatic jujube beating and belt cutting machine, the material belt obtained after jujube beating can be cut off, subsequent additional treatment through manual work or other cutting equipment is not needed, and the production efficiency can be greatly improved.

The utility model provides pillowcase production equipment. The pillowcase production equipment comprises a cloth folding mechanism, a short edge sewing mechanism, a cutting mechanism and a long edge sewing mechanism, the cloth folding mechanism comprises a base cloth conveying frame, a long covering cloth conveying frame, a short covering cloth conveying frame and a cloth reversing frame, the cloth reversing frame comprises two reversing rollers, and the two reversing rollers are arranged in a staggered X shape; the short edge sewing module comprises a first support and two first sewing machines. The cutting mechanism comprises a first cloth pulling frame and a cutting knife, the long edge sewing mechanism comprises a long-strip-shaped supporting platform, a first conveying belt is arranged above the supporting platform, and second sewing machines are arranged on the two sides of the supporting platform. The base cloth, the long covering cloth and the short covering cloth are overlapped and placed through the cloth folding mechanism, one end of the long covering cloth is sewn with one end of the base cloth through the short edge sewing mechanism, one end of the short covering cloth is sewn with the other end of the base cloth, the pillowcase with openings in the two sides is formed through tailoring of the tailoring mechanism, and finally the two sides in the length direction are sewn through the long edge sewing mechanism to form the complete pillowcase. And automatic pillowcase production is realized.

The utility model provides a medium-speed industrial decorative edge overlock machine. The intermediate-speed industrial decorative edge overlock machine comprises an overlock plate, an overlock machine body is installed at the top of the overlock plate, a workbench is arranged on the overlock machine body, a cutting air cylinder is installed on the overlock machine body, a cutting telescopic column is slidably connected to the bottom of the cutting air cylinder, a cutting blade is fixedly connected to the bottom of the cutting telescopic column, and the cutting blade is fixedly connected to the bottom of the cutting telescopic column. A cutting protection sleeve is fixedly connected to the cutting air cylinder, a flow guide groove is formed in the top of the workbench, a passing groove is formed in the top of the overlock plate, a waste bin is arranged at the bottom of the overlock plate, a handle is fixedly connected to the waste bin, and two limiting sliding blocks are fixedly connected to the bottom of the overlock plate. A limiting sliding groove is formed in the top of the waste bin. The medium-speed industrial decorative edge overedger has the advantages of improving working efficiency and relieving labor burden of workers.

The utility model provides equipment for sewing four edges of a throw pillow case. The equipment comprises a cloth feeding mechanism, a short edge sewing mechanism, a cutting mechanism and a long edge sewing mechanism, the cloth feeding mechanism comprises a first cloth placing frame, a second cloth placing frame and a cloth overlapping module; the short edge sewing module comprises two first sewing machines and two second sewing machines; the cutting mechanism comprises a cloth pulling frame and a cutting knife, and the cloth pulling frame comprises a movable cloth pulling clamp; the long edge sewing mechanism comprises a platform, a movable cloth moving rod is arranged above the platform, and third sewing machines are arranged at the two ends of the platform. Two rolls of cloth are placed on the first cloth placing frame and the second cloth placing frame respectively and overlapped through the cloth overlapping module. Cloth is sewn on the two sides through the two first sewing machines, then the two sides of the cloth are sewn towards the middle by a certain distance through the two second sewing machines, then the cloth is moved to the platform through the cloth pulling clamp to be cut, finally, the cloth is pushed by the cloth moving rod to be pressed and fixed towards the cloth pressing rods on the two sides, the bolster sleeve is formed through sewing of the third sewing machine, and the overall equipment structure and the manufacturing process are simple.

Provided is a cutter driving device of a sewing machine. The cutter mechanism mainly solves the problem that the overall structure of a conventional cutter mechanism is relatively complex. The device is characterized by comprising a power source (1), the power source comprises a rotating shaft (11), a transmission piece (12) and a transmission rod (2) are arranged on the rotating shaft, the transmission rod is connected with the transmission piece, and at least part of the transmission rod is arranged in a sewing machine shell (9) and connected with a cutter connecting rod (91) of the sewing machine to drive the cutter connecting rod to move up and down. The cutter driving device of the sewing machine is simple in structure, few in parts and convenient to disassemble and assemble.

The utility model belongs to the technical field of sewing machines, and discloses a sewing machine with a laser device. Comprising a workbench, a sewing machine head, a supporting assembly and a laser device, the sewing machine head comprises a fixing part and a machine head, and the fixing part is arranged on the workbench and connected to the machine head; the supporting assembly comprises a bearing seat and a supporting part which are arranged on the fixing part, and the position of the supporting part is higher than that of the bearing seat. The bearing seat extends to the outer side of the fixing part, and the supporting component has a supporting state in which the supporting component extends to the outer side of the fixing part in an overhanging mode and a storage state in which the supporting component is stacked on the outer side of the fixing part. The laser device is arranged on one side of the sewing machine head at intervals and has a working state and a maintenance avoiding state. In the working state, the supporting component is in the storage state, and the laser generator is parallel to the workbench and abuts against the bearing base. In the maintenance avoiding state, the supporting component is in the supporting state, the laser generator abuts against the supporting component, and therefore avoiding space can be made for machine head maintenance and component replacement.

The utility model belongs to the technical field of bag opening machines, and relates to a moving mechanism of a bag opening machine pressing frame assembly, which comprises a cross beam erected above a workbench, and the bottom of the cross beam is provided with an upper sliding table connecting plate which is driven by a transverse driving mechanism to slide along the transverse direction. A lower sliding table connecting plate which is driven by a longitudinal driving mechanism to slide in the longitudinal direction is arranged at the bottom of the upper sliding table connecting plate, and the transverse driving mechanism comprises a transverse synchronous belt assembly and a transverse displacement motor which is in transmission connection with the transverse synchronous belt assembly through a transverse motor transmission mechanism. The longitudinal driving mechanism comprises a longitudinal synchronous belt assembly and a longitudinal displacement motor in transmission connection with the longitudinal synchronous belt assembly through a longitudinal motor transmission mechanism, a pressing frame connecting plate is arranged at the front end of the bottom of the lower sliding table connecting plate, and a pressing frame assembly is fixedly connected to the front end of the pressing frame connecting plate. The moving mechanism of the bag opening machine pressing frame assembly has the advantages of being simple in structure, low in cost, convenient to maintain and high in moving speed.

The utility model discloses a sewing mechanism for sewing a zipper and cutting a base fabric. The sewing mechanism comprises a needle plate, wherein the needle plate is provided with a containing groove used for containing and guiding a zipper head to move transversely and two containing holes formed in the front side and the rear side of the containing groove; the upper end of the cloth feeding frame is provided with two cloth feeding blocks, the tops of the cloth feeding blocks are provided with cloth feeding teeth, and the two cloth feeding blocks correspondingly extend into the two containing holes; the first presser foot frame is provided with two inner presser feet, and the two inner presser feet are correspondingly arranged above the two cloth feeding blocks; two machine needles are mounted on the machine needle seat, and the two machine needles correspond to the first through holes in the two inner presser feet and the second through holes in the two cloth feeding blocks up and down correspondingly; the slotting cutter is arranged above the containing groove and connected with a driving assembly driving the slotting cutter to move up and down, and when the driving assembly drives the slotting cutter to move downwards, the slotting cutter can stretch into the containing groove. According to the technical scheme, the zipper head does not need to be taken down when the zipper and the base cloth are sewn, the sewing speed of the base cloth and the zipper is increased, and the processing efficiency is improved.

The integrated towel after-finishing production line comprises a longitudinal sewing machine, a transverse sewing machine, a rotary towel conveying table, a detection conveying table and a sorting table which are connected end to end, the production line is arranged in a U shape, the longitudinal sewing machine is parallel to the rotary towel conveying table, the detection conveying table and the sorting table which are connected into a line, and the transverse sewing machine is connected with the longitudinal sewing machine and the rotary towel conveying table at the end. According to the utility model, multiple procedures of longitudinal sewing, slicing, transverse sewing, detecting and sorting of the cloth towel are automatically completed on one production line, so that the production efficiency is improved, and the labor investment is reduced.

The invention relates to an automatic sewing device and method for sound insulation cotton and hook-and-loop fastener adhesive tape, the automatic sewing device comprises a feeding mechanism, a material taking mechanism, a material receiving mechanism, a material pressing mechanism, a template machine and a discharging mechanism, the input end of the material taking mechanism is arranged relative to the output end of the feeding mechanism; the output end of the material taking mechanism and the output end of the material receiving mechanism are arranged relative to the input end of the material pressing mechanism, the discharging mechanism is arranged relative to the output end of the material pressing mechanism, and the template machine is arranged relative to the material pressing mechanism. According to the design, the feeding mechanism, the material taking mechanism, the material receiving mechanism, the material pressing mechanism and the discharging mechanism are integrated, full-process automatic operation can be achieved, all the mechanisms work cooperatively, human intervention is reduced, the sewing consistency of sound insulation cotton and hook-and-loop fasteners is effectively improved, and the product quality stability is guaranteed; and meanwhile, each mechanism can realize respective independent operation, so that invalid waiting time is avoided, the procedure connection efficiency is greatly improved, and the efficient mass production requirement is met.

The utility model discloses a convenient and efficient garment pocket opening machine, and aims to provide a garment pocket opening machine which is reasonable in structural design, good in stability and efficient in work, and comprises a rack, a material folding mechanism, a material fixing mechanism, a laser cutting mechanism, a sewing mechanism and a transmission mechanism, the transmission mechanism comprises an X-axis assembly for controlling the material fixing mechanism to move in the horizontal direction and a Y-axis assembly for controlling the material fixing mechanism to move in the vertical direction, a first workbench and a second workbench are arranged on the rack, the second workbench is higher than the first workbench, a fall is formed between the second workbench and the first workbench, and the material folding mechanism is arranged above the first workbench. The laser cutting mechanism and the sewing mechanism are arranged above the second workbench, a pocket cloth feeding mechanism and a folding mechanism are arranged at the position of the first workbench in a sliding fit mode, the laser cutting mechanism and the sewing mechanism are arranged in parallel and are perpendicular to the X-axis assembly, and the laser cutting mechanism is arranged between the folding mechanism and the sewing mechanism. The material fixing mechanism reciprocates among the material folding mechanism, the laser cutting mechanism and the sewing mechanism.

The utility model discloses full-automatic interior trim clamping strip sewing equipment which comprises a machine base and an automatic material feeding mechanism arranged on one side of the machine base. The positioning assembly is arranged on the machine base and is adjacent to the automatic material feeding mechanism; the sewing machine is arranged on the machine base and used for sewing; a four-axis conveying mechanism is arranged between the positioning assembly and the sewing machine and connected with a material pressing and feeding piece. The clamping strip feeding mechanism is arranged on the other side of the machine base and used for feeding clamping strips one by one; the clamping strip clamping and conveying mechanism is connected with the clamping strip feeding mechanism, the clamping strip clamping and conveying mechanism is provided with a clamping strip clamp, and the clamping strip clamp clamps a clamping strip and conveys the clamping strip to a sewing machine to be sewn with materials in an overlapped mode; the automatic discharging mechanism is arranged on one side of the sewing machine and used for collecting the products moved out by the four-axis conveying mechanism. The automatic feeding and sewing machine can achieve feeding and sewing automation, replaces manual work, improves production efficiency and improves quality.

Knife (4), in particular upper knife, for a sewing or overlocking machine (1), wherein the knife has a direction of movement (Z) and a cutting edge (41) whose edge preferably runs at an angle (α) to the direction of movement (Z), characterized in that the cutting edge (41) is toothed.

The utility model discloses a top fly machine, which relates to the technical field of sewing machines and comprises a workbench provided with a top fly processing area for placing cloth. The sewing mechanism comprises a machine head and an X-direction driving assembly, and the X-direction driving assembly is used for driving the machine head to slide in the X direction; the cutting mechanism is arranged above the front fly machining area and comprises a first cutting driving assembly, a second cutting driving assembly, a linear cutting knife and an angle knife, the first cutting driving assembly is used for driving the linear cutting knife to vertically ascend and descend, and the second cutting driving assembly is used for driving the angle knife to vertically ascend and descend; the presser foot mechanism can be pressed down above the cloth in the front fly processing area to drag the cloth to walk in the Y direction. According to the utility model, a single sewing needle can be adopted to sew on cloth according to a U-shaped track, the cost of a machine head is reduced, a Y-shaped kerf can be processed, and the production requirement is met.

The utility model discloses a cutter device of a top fly sewing machine, which comprises a rack, a sewing machine, a feeding device and a cutter device, the feeding device conveys clothes cloth and top fly cloth on a shaping area to a sewing and shearing area, the shearing device comprises a cutter mounting plate, a cutter lifting plate and a cutter assembly, the cutter lifting plate is arranged on the cutter mounting plate, and the cutter assembly is arranged on the cutter mounting plate. The cutter assembly comprises a first cutter, a second cutter and a third cutter; the second cutter and the third cutter are mounted on the cutter mounting plate; the top fly with the folding door is obtained through automatic processing, the follow-up procedure of manually turning over and sewing top fly cloth is reduced, the automation degree is improved, and the production efficiency is effectively improved; the situation that the top fly cloth wrinkles or deviates in the second sewing process of the top fly cloth is effectively reduced, and the good appearance of the sewn top fly cloth is kept; the garment cloth and the front fly cloth can be flattened, so that the situation that the subsequent sewing effect is affected due to wrinkling of the garment cloth and the front fly cloth is reduced.

The present invention addresses the problem of: preventing the occurrence of fraying of fibers at a cut portion of a string-shaped material; and performing a stable cutting operation. A cutting unit (210) for cutting a string-shaped material connected to an object to be sewn includes a heating member (211) that heat-melts a cut surface of the string-shaped material. In one example, the heating member functions as a cutting member, a gripping member (220) that grips a string-shaped material connected to an object to be sewn from the supply side is provided, and the string-shaped material gripped by the gripping member is brought into contact with the heating member (211), thereby thermally severing the string-shaped material. Since the string-shaped material is thermally severed, heat-melted fibers cool and solidify, and fraying of a cut end is eliminated. As another example, a cutting device (320) for cutting a string-shaped material is provided, and a cut surface of the string-shaped material cut by the cutting device is brought into contact with the heating member (211) to be heat-melted. In addition, gripping parts that respectively grip an upstream side portion and a downstream portion of the cut string-shaped material are provided, and each portion is brought into contact with the heating member in a gripped state.

The invention discloses a pocket flanging and fixing mechanism for garment pocket opening and a pocket opening machine, relates to the technical field of garment processing, and aims to solve the problem that an existing pocket opening machine is poor in compatibility with pocket size and cloth thickness. The pocket flanging and fixing mechanism comprises a cloth pressing plate, a magnet and a flanging and fixing mechanism body; the cloth pressing plate presses cloth to the flanging fixing mechanism through the magnet, and the flanging fixing mechanism comprises a bottom plate. The first flanging fixing assemblies are symmetrically arranged at the ends of the two short edges of the bottom plate and are movably arranged in the length direction of the bottom plate. The second flanging fixing assemblies are symmetrically arranged at the ends of the two long edges of the bottom plate and are movably arranged in the width direction of the bottom plate. The limiting pressing plate is connected with the bottom plate, elastic pieces are arranged between the limiting pressing plate and the first flanging fixing assembly and between the limiting pressing plate and the second flanging fixing assembly, the elastic pieces are used for limiting movement of the first flanging fixing assembly and the second flanging fixing assembly in the vertical direction, and the cloth fixing device can be compatible with cloth of different sizes and thicknesses within a certain size range.

A double-side automatic sewing workstation comprises a workbench, a strip-shaped sliding groove is formed in the upper surface of the workbench, a first sliding rail is installed in the strip-shaped sliding groove, and a supporting flat plate is connected to the first sliding rail in a sliding mode; a discharging platform is installed above the supporting flat plate, a driving motor is installed at the front end of the supporting flat plate, the lower portion of the driving motor is connected with a gear through an output shaft, and a rack is installed on the inner side face of the first sliding rail and meshed with the gear. Sewing workbenches are arranged on the left side and the right side of the middle position of the workbench, and a sewing machine head assembly and a leather strap feeding mechanism are installed above the sewing workbenches; the sewing ends of the sewing machine head assemblies located on the two sewing workbenches respectively and the leather strap output end of the leather strap feeding mechanism correspond to the left side edge and the right side edge of the discharging platform respectively. The double-edge sewing machine overcomes the defects in the prior art, can effectively achieve the double-edge simultaneous sewing effect, shortens the production time, and improves the production efficiency; and the straightness of the cloth in the conveying process is effectively guaranteed through the first sliding rail.

This invention relates to the field of pillowcase production line technology, specifically a novel pillowcase production line, comprising a feeding module, an edge-rolling and sewing module, a fabric cutting module, a side-sewing and sewing module, a bottom-sewing and sewing module, and a pocket-turning and material-collecting module arranged sequentially along the material flow direction. The feeding module provides and conveys continuous pillowcase fabric; the edge-rolling and sewing module automatically rolls and sews one edge of the pillowcase fabric. This invention significantly improves production efficiency and capacity: by integrating seven major processes—feeding, edge rolling, cutting, side sewing, bottom sewing, pocket turning, and material collection—into a continuous production line, it achieves fully automated production from roll material to finished product. In particular, designs such as "non-stop fabric connection," "buffer roller module," and "accelerated inter-process transfer" greatly reduce non-productive downtime, significantly accelerating the overall production cycle and fundamentally improving capacity.

A method for finishing an edged fabric (100) comprising one or more loose ends (300) of cut edging material, the method comprising: - a heating step (501), comprising heating the bottom side (508) of the fabric (100), resulting in a molten structure; - a swiping step (504), comprising sliding a swiping element (500) and the bottom side (508) of the fabric (100) over each other, thereby rubbing the loose ends (300) into the molten structure by the swiping element (500).

The utility model discloses a bottom crotch strip pasting machine which comprises a machine frame, a feeding assembly, a cutting assembly, a pulling assembly, a folding assembly, a moving assembly and a sewing assembly. The material pulling assembly comprises a first clamping mechanism and a first shifting mechanism, and the first shifting mechanism adjusts the position of the first clamping mechanism in the transverse direction and the longitudinal direction. The cutting assembly is used for cutting off the strip-shaped cloth on the feeding path; the folding assembly is used for clamping and folding the two side parts of the strip-shaped cloth; the material moving assembly comprises a second clamping mechanism and a second shifting mechanism, and the second shifting mechanism adjusts the position of the second clamping mechanism in the inclined direction, the transverse direction and the longitudinal direction. The sewing assembly is used for sewing the strip-shaped cloth and the bottom crotch cloth on the sewing area. According to the bottom crotch strip pasting machine, multi-process machining is achieved, the automation degree is high, working errors are reduced, and working efficiency is improved.

The present invention discloses a cutting frame, its die-casting mold and die-casting process, belonging to the technical field of sewing machines. The cutting frame includes a bottom plate part, a suction part, a support plate part and a mounting part integrally die-cast; one end of the bottom plate part is provided with a tool mounting structure for mounting a cutting knife, a suction cavity is provided on the bottom plate part, and a suction port for communicating the cutting station of the cutting knife with the suction cavity is provided at the end of the suction cavity, and a plurality of demolding grooves are provided on the bottom plate part; the suction part is inclined and arranged at the other end of the bottom plate part and is communicated with the suction cavity; the support plate part is vertically arranged on the bottom plate part and is used for mounting the driving component of the cutting knife; the mounting part is vertically arranged on the support plate part, and the mounting part and the bottom plate part are arranged on both sides of the support plate part. The die-casting mold provided by the present invention can quickly die-cast an integrated cutting frame. Compared with the traditional split integrated cutting frame, the support frame body obtained by integral die-casting greatly shortens the production cycle caused by integrated welding and the influence of welding deformation on the workpiece precision, thereby reducing the production cost of the cutting frame and improving the use effect of the cutting frame.

The utility model relates to the technical field of knitting, and provides a vibration cutter device for a template sewing machine, which comprises a controller, a mounting plate connected with a machine head body on a frame of the template sewing machine, a cutter mechanism, a lifting mechanism, a presser foot mechanism, a first driving mechanism and a cloth feeding mechanism, the vibrating cutter is arranged in the first rotating seat in a penetrating mode, a cutter of the vibrating cutter can penetrate out of the bottom of the first rotating seat and penetrate through a groove in the middle of a presser foot of the presser foot mechanism to cut cloth on a template sewing machine workbench, and the cloth feeding mechanism comprises a second fixing seat, a second rotating seat, a rotating shaft, a first cloth feeding wheel, a second cloth feeding wheel and a second driving mechanism. The first cloth feeding wheel and the second cloth feeding wheel penetrate out of the top face of the second rotating base and are located on the two sides of the cutter groove respectively, and the first cloth feeding wheel and the second cloth feeding wheel are located under the presser foot and matched with the presser foot to clamp and convey cloth. The cutting knife of the template sewing machine solves the problems that when a cutting knife of an existing template sewing machine is used for cutting cloth, wrinkles are prone to being generated, and the cutting precision is poor.

The utility model provides an ultrasonic welding and bonding mechanism and a bag opening machine, and the ultrasonic welding and bonding mechanism comprises a fixed support, an ultrasonic welding and bonding mechanism and an ultrasonic welding and bonding mechanism, a sliding connection seat; the ultrasonic welding machine is fixed to the sliding connecting base and provided with a welding head which is arranged in the vertical direction and extends to the position below the sliding connecting base; the welding driving part is used for driving the sliding connecting seat to move up and down so as to enable the welding heads to be in contact with the cutting piece, and the welding driving part drives the sliding connecting seat to move downwards before bag opening processing so as to enable the welding heads to carry out welding and bonding treatment on the two sides of the preset bag opening position respectively so as to form bonding lines. During bag opening processing, a cutting piece is firstly transferred to an ultrasonic bonding mechanism, an ultrasonic welding machine is started to weld and bond the cutting piece, bonding lines are formed on the two sides of a preset bag opening position, and pre-fixation can be formed in the short edge direction of the bag opening in advance through the bonding lines, so that filler is prevented from leaking from the two ends of the bag opening, and normal processing is guaranteed; and the production applicability is improved.

The invention discloses a tape entrainment device and a tape processing method. The tape entrainment device comprises a base, a tape pressing mechanism connected to the base, a tape entrainment mechanism connected to the base, a tape cutting mechanism and a tape feeding mechanism arranged on the right side of the tape pressing mechanism in sequence, and a hook arranged on the left side of the tape pressing mechanism. The sewing method comprises the following steps: the tape feeding mechanism feeds the tape to the left and passes the tape through a buckle on the tape feeding mechanism; the buckle pulls the tape upward and clamps the left end of the tape, at which time the tape forms a hanging portion between the buckle and the conveying path of the tape; the hook hooks the hanging portion of the tape and moves the tape to the left to pull it out; the hook pulls the tape out through the tape pressing mechanism; the tape pressing mechanism presses the tape; the tape cutting mechanism cuts off the right end of the tape; the tape entrainment mechanism clamps the tape out and sends it to a sewing platform for sewing.

The utility model discloses a plastic woven bag edge covering device. The plastic woven bag edge covering device comprises a base (1), a mounting beam (2) arranged on the base (1), a roller (3) arranged on the side face of the mounting beam (2), a sewing device (4) arranged at the top end of the mounting beam (2) and an edge covering belt (5) arranged on the base (1) and arranged on the side face of the roller (3). The plastic woven bag edge covering device is simple in structure, the woven bag is firmly adsorbed, stability is high, edge covering is conducted in the process that the motor drives the roller to rotate at the constant speed, the speed is stable, wiring is even, the edge covering efficiency is greatly improved, and the product quality is effectively guaranteed.

This invention provides a cutting mechanism and a sewing machine. The cutting mechanism includes a frame and a fixed blade fixedly mounted on the frame; it also includes a cutting shaft rotatably mounted on the frame, with a cutting holder fixedly mounted at one end of the cutting shaft, and a moving blade mounted on the cutting holder; and a lifting gear shaft rotatably mounted on the frame, connected to the cutting shaft via a first transmission mechanism. The first transmission mechanism includes an adjusting crank rotatably mounted on the lifting gear shaft, connected to the lifting gear shaft via an adjusting mechanism. The adjusting mechanism includes an adjusting sleeve slidably mounted on the lifting gear shaft, with an elastic element between the adjusting sleeve and the lifting gear shaft. The elastic element causes the adjusting sleeve to abut against the adjusting crank, and the adjusting crank and adjusting sleeve are engaged and connected. By engaging or disengaging the adjusting sleeve and adjusting crank, the rotation of the lifting gear shaft can drive or not drive the adjusting sleeve to rotate, eliminating the need to disassemble the moving blade and allowing for switching between operating states with and without a cutting blade, reducing equipment limitations and improving work efficiency.

The utility model belongs to the technical field of sewing machines, and particularly relates to a cutter mechanism for a sewing machine, which comprises a casing, an upper shaft arranged in the casing, a cutter component mounted at the head of the front end of the casing, a mounting seat arranged on the side of the front end of the casing, a cutter shaft arranged in the mounting seat, and a cutter crank I mounted on the periphery of one end of the cutter shaft. The other end of the first cutter crank is connected with the upper shaft through an eccentric connecting rod, the periphery of the other end of the cutter shaft is provided with a second cutter crank, the other end of the second cutter crank is connected with a first connecting rod, the other end of the first connecting rod is connected with a second connecting rod, and the other end of the second connecting rod is provided with a clutch piece so as to be connected with or separated from the cutter assembly. In the actual working process, the cutter shaft is driven to move through the upper shaft, then the cutter assembly is driven to move up and down through the first connecting rod and the second connecting rod, the cloth cutting action is achieved, the mechanism is simple in design, the number of parts is small, and cost is reduced.