39results about "Leather sewing" patented technology

An apparatus and method for applying stitches to a decorative component having a three dimensional configuration is provided. A head for applying stitches to a decorative component having a three dimensional configuration, including: a needle bar assembly operatively coupled to the head; a looper configured to cooperate with the needle bar assembly in order to provide a plurality of stitches in the decorative component, the looper rotating in a plane parallel to the decorative component; a post assembly configured to drive the looper in a reciprocating fashion in the plane, wherein the post assembly is operatively coupled to a motor configured to drive the needle bar assembly in a reciprocating fashion, the post assembly being operatively coupled to the head via a cylinder arm assembly and a downshaft assembly; and wherein the cylinder arm assembly is rotated in a synchronized manner with a rock frame through mechanical linkage connecting a rock frame drive shaft to the cylinder arm assembly.

The utility model discloses a shoelace or stripping auxiliary device which is characterized in that the shoelace or stripping auxiliary device comprises an auxiliary plate detachably arranged on a sewing machine, the sewing machine comprises a sewing table, a cloth feeding wheel and a machine needle aligned to the sewing table, and the upper portion of the auxiliary plate is provided with a transverse strip guide through hole allowing a shoelace or stripping to penetrate through. And the transverse strip guide through hole is positioned above the sewing table and is aligned with the machine needle. The transverse strip guide through hole of the shoelace or stripping auxiliary device is formed according to the width of the shoelace or stripping, when the shoelace or stripping auxiliary device is used, the shoelace or stripping only needs to penetrate through the transverse strip guide through hole and is placed among a sewing table, a cloth feeding wheel and a machine needle, then a sewing machine is started, the transverse strip guide through hole has a guide function on the shoelace or stripping, a sewing thread is smoother, and the production efficiency is improved. The quality of the shoelace or the drawn strip after sewing is guaranteed, the shoelace or the drawn strip does not need to be manually held in the sewing process, the labor intensity of workers is greatly reduced, and only a new shoelace or a new drawn strip needs to be placed after the shoelace or the drawn strip is sewn.

Presented are automated manufacturing systems for fabricating engineered textiles, footwear and apparel formed with such engineered textiles, methods for making such engineered textiles, and memory-stored, processor-executable instructions for operating such manufacturing systems. An automated manufacturing system constructs engineered textiles from workpieces composed of superposed, unwoven wires. The system includes a movable end effector bearing a stitching head and an image capture device. The stitching head has a thread feeder and sewing needle to generate stitches. The image capture device captures images of the workpiece and outputs data indicative thereof. A system controller receives this image capture device data and locates, from the captured image of the workpiece, gaps defined between quadrangles of the superposed wires. The controller commands the end effector to sequentially move the stitching head and thereby align the sewing needle with the gaps, and commands the stitching head to insert a succession of stitches within these gaps.

The utility model discloses a shoe material delivery mechanism for shoemaking equipment, which comprises a machine body and a sewing table for placing the machine body, the machine body is provided with a sewing part for sewing external shoemaking materials, the sewing table is provided with a delivery mechanism, the position of the sewing table corresponding to the delivery mechanism is provided with a through hole, and the through hole is communicated with the delivery mechanism. The conveying mechanism comprises a first part correspondingly arranged above the through hole, a second part correspondingly arranged below the through hole and a motor used for driving the second part to move, the first part and the second part are matched to convey the external shoemaking material towards the sewing part, and the first part is in contact with the second part; the contact position of the first part and the second part and the end, facing the sewing table, of the sewing part are arranged on the same horizontal line with the upper table top of the sewing table, the shoe material conveying mechanism for the shoemaking sewing machine can roll and press shoe materials to enable the shoe materials to enter the sewing link smoothly, stitch skipping is not prone to occurring, and conveying is stable and convenient.

An automated manufacturing system (300) for constructing an engineered textile (132) from a workpiece (132') composed of superposed wires (140, 142), the manufacturing system (300) comprising: a movable end effector (302); a stitching head (310) mounted to the movable end effector (302) and including a thread feeder (316) and a sewing needle (320) cooperatively configured to generate stitches; an image capture device (330) mounted to the movable end effector (302) and configured to capture an image of the workpiece (132') and output data indicative thereof; and a system controller (304) operatively connected to the movable end effector (302), the stitching head (310), and the image capture device (330), the system controller (304) being programmed to: receive, from the image capture device (330), the data indicative of the captured image of the workpiece (132'); locate, from the captured image of the workpiece (132'), multiple gaps each defined between a respective quadrangle of the superposed wires (140, 142); command the movable end effector (302) to sequentially move the stitching head (310) to thereby align the sewing needle (320) with each of the gaps; and command the stitching head (310) to insert a succession of stitches within the gaps between the superposed wires (140, 142).

According to the luggage splicing technology based on the tenon-and-mortise concave-convex structure, all luggage materials and novel suture line materials (such as artificial science and technology new materials) are covered, machining is conducted by means of the 3D cutting and carving technology, the precision is adjusted according to the material characteristics, and the thickness after splicing is consistent with that of a single-layer material. The technology breaks through the limitation of a traditional process, inherits the mortise and tenon culture, assists in building a Chinese luxury luggage brand and promotes culture output, and is suitable for splicing luggage and related products.

To suppress positional deviation in stitches in a skin.SOLUTION: A manufacturing device of skin with stitch includes: a skin receiving jig 1 having a three-dimensional-shaped receiving surface 7 for receiving a three-dimensional-shaped skin 40, and a fixing device (adsorption device) for fixing the skin 40 which the receiving surface 7 has received; a sewing machine 20 for sewing stitches on the skin 40; a robot 30 for taking out the skin from the skin receiving jig 1, moving it to the sewing machine 20 and feed-driving it; and a control device for controlling the sewing machine 20 and the robot 30.SELECTED DRAWING: Figure 1

The utility model relates to the technical field of bag manufacturing, and discloses a bag manufacturing overlock machine which comprises a supporting table, an overlock machine body is fixedly installed on the edge of the top of the supporting table, an installation block is in lap joint with the outer side of the overlock machine body, a first screw pin is in threaded connection with the interior of the installation block, and a cover plate is connected to the top of the installation block in a clamped mode. A rotating shaft is rotatably connected to the interior of the mounting block, a roller is fixedly connected to the exterior of the rotating shaft, a magnet is fixedly connected to the exterior of the overlock machine, an iron block is attracted to the outer side of the magnet, and a connecting rod is fixedly connected to one side of the iron block. Compared with the prior art, the leather overlock device has the advantages that the installation block and the cover plate are both linear, leather can linearly move in the gap between the installation block and the cover plate, the installation block, the cover plate and the needle head are located on the same horizontal line, and therefore the phenomenon that the leather deviates in the overlock process can be prevented.

The leather cloth sewing equipment comprises a base, the top of the base is fixedly connected with a stand column, one side of the stand column is connected with a transverse column in a sliding mode, one side of the stand column is provided with a lifting assembly, and the lifting assembly is used for driving the transverse column to move. The lifting assembly drives the transverse column to move on one side of the stand column, the sewing machine is made to be close to leather cloth, the leather cloth is sewn according to processing requirements, meanwhile, the feeding assembly drives the discharging table to move on the top of the base, the leather cloth sewing efficiency is effectively improved, and in the sewing process, the sewing efficiency is improved. The dust collection fan operates and sucks leather scraps and dust generated by sewing into the dust collection box through the dust collection pipe, meanwhile, the dust collection frame effectively collects the leather scraps and the dust, the leather scraps and the dust are treated through the effect of the dust collection groove, and the situation that dust accumulation influences the leather cloth sewing quality and normal operation of sewing equipment is avoided; therefore, the leather cloth sewing efficiency and quality are integrally improved.

A sewing machine for sewing articles, comprising: a turret (3), constrained to a base (2), which bears a sewing needle (4), facing downwards, with the relative sewing yarn (5); first activating means, arranged in the turret, for movement of the needle; a profiled arm (8) supported, in an oscillating way, by a unit (10) borne by the base and rotatably supporting a bushing (11) located beneath the needle and open towards the needle, with the axis of the bushing being coaxial to the axis of oscillation of the arm; stabilising means (12), associated to the arm (8) destined, with the oscillation in one direction of the arm, to impress an oscillation in the opposite direction, and of equal amplitude, on the bushing (11); a rotary hook (13), located in the bushing (11); second activating means (14), acting in phase with the first activating means to draw the rotary hook in rotation for formation in the bushing, and in cooperation with the needle, with the relative sewing yarn (5), of a sewing stitch; means for connecting the unit (10) to the base (2) to enable the oscillation of the unit according to coaxial arcs of circumference the axis (C) of which intercepts the topmost point (T) reached by the end (53) of the rotary hook (13) during the course of the rotation thereof.

The invention relates to the field of upper pulling machines, in particular to an upper pulling machine for injection molding shoe production, which comprises a machine head, a machine needle assembly and a crochet needle assembly are arranged on the machine head, the machine needle assembly is used for conveying a thread group, and the crochet needle assembly is used for hooking the thread group; a feeding wheel is arranged on one side of the machine head, a blowing assembly matched with the feeding wheel is arranged on one side of the feeding wheel, and the blowing assembly is used for blowing out air to clean uppers; a dredging assembly is arranged on one side of the air blowing assembly and used for dredging a gas channel entering the air blowing assembly. A feeding wheel is arranged on one side of the machine head, a presser foot frame is arranged on one side of the presser foot frame, a presser foot wheel is arranged on one side of the presser foot frame, a guide frame is installed on the machine head, and the guide frame is used for conveying uppers into the position between the feeding wheel and the presser foot wheel in a matched mode.

The utility model belongs to the field of handicraft production discloses a kind of material fixing device for double needle sewing process, including the first clamping plate being fixedly arranged on ground;Second clamping plate is hingedly arranged on ground, and second clamping plate swings towards the direction close to or away from first clamping plate;Spring is fixedly connected between first clamping plate and second clamping plate, and the clamping surface of first clamping plate is abutted with the clamping surface of second clamping plate in free state;Pedal is hingedly arranged on ground, and its rotation axis is parallel with the rotation axis of second clamping plate;Pulling member is fixedly connected between pedal and second clamping plate, and the distance from the connecting point of pedal and pulling member to the connecting point of second clamping plate and pulling member is adapted to the length of pulling member.The utility model can improve the stability when material is fixed and the flexibility when leather material is finely adjusted, ensure sewing precision, improve the comfort and work efficiency of operator;The utility model is applicable to handicraft production industry, and is used for clamping material to be sewn.

The internal-expansion core-pulling type cone yarn taking device comprises a taking rod and a clamp, and the taking rod comprises a clamping jaw, a pull rod, a clamping spring, a first spring, a material rod base, a sleeve and a material rod head; a positioning groove is formed in the outer wall of the material rod head; a notch is radially formed in the upper end, close to the end surface, of the pull rod; under the action of the first spring, a lower end step of the pull rod is in contact with the upper end face of the material rod base for limiting, the lower end face of the pull rod is in contact with a bulge of the clamping jaw to unfold the clamping jaw, and the upper end face of the clamping jaw is in contact with the snap spring; the clamp comprises a positioning boss, a semicircular opening and a conical bowl-shaped body, the original operation process of workers is not changed when the manual clamp is matched with the material taking rod, and the problems that only one raw material can be manually taken each time, the same action is singly repeated, the efficiency is low, and the labor intensity of workers is large can be solved. When the automatic clamp is matched with the material taking rod, automatic equipment process operation can be achieved, production efficiency is greatly improved, production personnel are reduced, and benefits are greatly improved.

The utility model belongs to the technical field of upper pulling machines, and particularly discloses an upper pulling machine capable of preventing vamp wrinkles, which comprises an equipment body, one end of a limiting piece is fixedly connected with a main arc-shaped plate, an auxiliary arc-shaped plate is arranged on one side of the main arc-shaped plate, and auxiliary U-shaped limiting plates are symmetrically and fixedly arranged at one end of the top of the main arc-shaped plate and one end of the top of the auxiliary arc-shaped plate. An auxiliary threaded rod is arranged on one side of the auxiliary U-shaped limiting plate, main U-shaped limiting plates are symmetrically and fixedly arranged on the tops of the main arc-shaped plate and the auxiliary arc-shaped plate, a transmission shaft is arranged on the outer side of one of the main U-shaped limiting plates, and the transmission shaft penetrates through the main U-shaped limiting plate on the top of the main arc-shaped plate and is in threaded connection with the main U-shaped limiting plate. The distance between the main arc-shaped plate and the auxiliary arc-shaped plate can be adjusted through the transmission shaft, the gear, the chain and the clamping piece, the main arc-shaped plate and the auxiliary arc-shaped plate can be reinforced and limited through the main spring and the auxiliary spring, and the shoe upper can be limited through the main arc-shaped plate and the auxiliary arc-shaped plate when the shoe upper is processed in the later period.

Perforating device, comprising: a perforation head (4) with a vertically reciprocating rod (15) and a perforation tool (17) provided at a front end of the rod (15); a receiving base (6) arranged below the perforation head (4), wherein the receiving base (6) includes a receiving element (30b) configured to receive the perforation tool (17) which is lowered according to the lowering movement of the rod (15); a holding frame (14) configured to support a workpiece in an expanded state between the perforation tool (17) and the receiving base (6) in a planar direction orthogonal to the vertical direction of the rod (15), wherein the holding frame (14) is configured to be controlled to move in a two-dimensional direction, such as in a forward / backward direction of the plane and a right / left direction orthogonal to the forward / backward direction; and a damping material feeding mechanism (8) configured to feed a ribbon-like damping material (H) with a greater width than at least one working area of ​​the perforation tool (17), wherein the mechanism (8) feeds the material from the forward / reverse direction between the workpiece held in the holding frame (14) and a top surface of the receiving element (30b), wherein the mechanism (8) displaces damping material (H) at a speed corresponding to the vertical reciprocal movement of the perforation tool (17).

The invention relates to the technical field of slippers, and discloses an environment-friendly slipper and a manufacturing process thereof.The manufacturing process includes the steps that manufacturing raw materials are manufactured into an upper semi-finished product and a sole semi-finished product respectively, a sinking area is formed on the top face of the upper semi-finished product, a plurality of protrusions protruding downwards are formed on the sole semi-finished product, and pit areas are formed on the top face of the sole semi-finished product by the protrusions; the shoe upper semi-finished product is subjected to a punching procedure, and trimming margins are reserved on the two sides of the punched shoe upper semi-finished product; the assembling edges on the two sides of the punched semi-finished shoe upper are embedded into the sunken assembling area of the semi-finished shoe sole and connected and fixed through sewing, and a slipper with the edge to be cut is formed; and punching the slippers to be trimmed. According to the slipper, the assembling problem of the formed sole and the upper is solved, the supporting thickness of the sole is guaranteed through the protrusions, the protrusions crumple after being stressed, the road holding force of the sole is improved through the formed adsorption area, and the slipper can be recycled and reproduced, can be completely degraded and is environmentally friendly.

The utility model discloses a 3D toe cap cover plate mould, which relates to the field of shoemaking and comprises a template, a first guide pillar is arranged in the middle of the top of the template, the outer wall of the first guide pillar is respectively sleeved with a first pressing plate and a first limiting nut, and one side of the top of the template is connected with a cover plate through a hinge. And a second guide column is mounted on the other side of the top of the template. Through the arrangement of the first guide column, the first limiting nut and the first pressing plate, after a shoe head part is placed in the middle position of the template, a user firstly moves the first pressing plate upwards, then rotates the first pressing plate to enable the first pressing plate to be horizontally arranged, and then moves the first pressing plate downwards, so that the shoe head part is fixed; the bottom of the first pressing plate makes contact with the top of the toe cap portion, then the first limiting nut is rotated downwards, the first limiting nut makes contact with the top of the first pressing plate, and therefore the purpose of limiting the first pressing plate can be achieved, the first pressing plate can press the toe cap portion, and the stability of the toe cap portion is improved.

The invention relates to an apparatus and a method for applying dots to a decorative component having a three-dimensional configuration.A stitching head for a decorative component having a three-dimensional configuration, comprising: a needle bar assembly functionally coupled to the head; a looper configured to cooperate with the needle bar assembly to perform a plurality of stitches on the decorative component, the looper rotating in a plane parallel to the decorative component; a rod assembly configured to drive the looper in a reciprocating motion in the plane, where the rod assembly is functionally coupled to a motor configured to drive the needle bar assembly in a reciprocating motion, the rod assembly being functionally coupled to the head via a cylinder arm assembly and a downshaft assembly; and where the cylinder arm assembly is rotated in a synchronized manner with a swing frame by a mechanical link connecting a swing frame drive shaft to the cylinder arm assembly.

The utility model discloses a feeding transmission structure for a presser foot wheel of an upper pulling machine, which comprises a differential feeding assembly, a transmission assembly and a control assembly, and the differential feeding assembly comprises a differential feeding motor and a telescopic connecting shaft group; a guide rod extending outwards relative to the material pressing support is arranged on one side of the material pressing support set, an assembling groove and a transmission groove communicated with the assembling groove are formed in the other side of the material pressing support set, and a universal joint is arranged in the transmission groove; the first gear set is arranged in the assembling groove; the presser foot connecting seat is arranged below the material pressing bracket; and a second gear set and a presser foot wheel are arranged in the presser foot connecting seat. According to the utility model, the presser foot wheel of the upper pulling machine obtains an independent power source, and feeding in the sewing process of the presser foot wheel is controlled on the basis, so that an operator can control a vamp.

The invention relates to the technical field of riding boot production, in particular to a riding boot lifting lug sewing device which aims at solving the technical problem that in the prior art, the sewing installation process is tedious, and the riding boot lifting lug sewing device is mainly achieved through the following technical scheme that the riding boot lifting lug sewing device comprises a workbench, a sewing machine and a conveying device; the auxiliary device comprises a turn-over device, a lifting lug feeding device and a bending device, the turn-over device comprises a supporting piece and a turn-over piece, the bending device comprises a limiting piece and a bending piece, the positioning clamp comprises a first positioning piece and a second positioning piece, and the shaping device comprises a shaping table and a pressing and shaping device. The auxiliary device realizes standardization and process of mounting and fixing the lifting lug, reduces the influence of manual operation, saves labor, effectively solves the problem of tedious sewing and mounting processes, and achieves the purpose of automatic sewing production.

A robot and a method for sewing an object. The robot includes a robotic arm configured to hold a needle. The needle is tied with a thread. The robot includes a controller configured to move the needle, wherein the object includes a flexible outer surface and pre-stitches formed on the outer surface. Each of the pre-stitches includes a thread section including a top side and an opposite bottom side facing the outer surface. The controller is configured to perform a sewing operation by causing the needle to go across the thread section along a path defined between the bottom side of the thread section and the outer surface of the object.

The utility model discloses a sewing machine for shoemaking, and relates to the technical field of shoemaking machinery. The sewing machine comprises the workbench, the workbench serves as a basic support, the fixing clamp mechanism can stably clamp shoe materials of different shapes and thicknesses through a unique jaw structure of the fixing clamp mechanism, displacement and damage of the shoe materials are prevented, the electric sewing needle on the needle core stand column is driven by the motor and related transmission parts to achieve precise sewing operation, and the sewing efficiency is improved. The cleaning conveyor belt is driven by a main driving gear and is specially designed to clean and transport sewing waste, a bent stand column assists in guiding the waste to the conveyor belt, an interceptor and a brush prevent the waste from scattering and enable the waste to enter a storage box, and an elastic rope and a damping ball effectively reduce operation vibration of the sewing machine. According to the utility model, the problems of poor stability, single function and difficulty in waste treatment of the shoemaking sewing machine are effectively solved, the production efficiency and the product quality are remarkably improved, the defective rate is reduced, and efficient and reliable equipment guarantee is provided for shoemaking production.

The present application relates to sewing machine technical field, specifically to the high stand type sewing machine and the thread separating mechanism which realize the swing with the center of the rotating shuttle, the thread separating mechanism, including the shuttle seat, the driving shaft, the rotating shuttle assembly and the main bearing, further including the thread separating assembly, the thread separating assembly including the rotating seat, the thread separating hook fixed to the front end of the rotating seat, the swing driving part and the swing part arranged below the rotating seat, the swing driving part including the ring part and the cam part, the lower end of the rotating shuttle assembly protruding with the rotating shaft, the ring part being sleeved outside the rotating shaft and being fixedly connected with the rotating shaft, the swing part being provided with the clamping groove, the cam part being arranged in the clamping groove, the cam part abutting against the inner side wall of the clamping groove, the rear end of the swing part being connected with the shuttle seat through the pin, and the front end of the swing part being connected with the rotating seat through the pin. The thread separating mechanism has simple structure, small circumferential section, and the column diameter can be minimized, thereby meeting the thread sewing requirements of the shoes with smaller size or the bags with smaller opening.

The utility model discloses a positioning device for shoe ear false thread processing, which comprises a positioning template, a sewing groove arranged on the positioning template, a positioning block fixedly arranged on the positioning template and a pressing plate matched with the positioning template to fix a shoe ear to be processed, and the shape of the positioning block is the same as that of a notch on the shoe ear to be processed. The shoe ear positioning device can quickly position the shoe ear before sewing, and is suitable for being used when false threads are sewn on the shoe ear.

The utility model discloses a multi-station rotary type automatic work station for sewing uppers. The multi-station rotary type automatic work station comprises a base, a rotary disc, a station module, a sewing machine head, a driving mechanism, a positioning mechanism, a buffering mechanism and a supporting frame. The rotating disc is connected with the base through the center shaft, the station modules are evenly distributed on the edge of the rotating disc, each station module is provided with a clamping device, and the sewing machine head is located on one side of the rotating disc and aligned with the station modules. The driving mechanism realizes rotation of the rotating disc through a motor and a transmission gear, the positioning mechanism ensures accurate positioning, the buffer mechanism reduces vibration, and the support frame stabilizes the sewing machine head. According to the utility model, the upper sewing efficiency can be obviously improved, the manual intervention is reduced, and the problems of single station and low efficiency in the prior art are solved.

The present invention relates to a robotic sewing machine for stitching parts of manufactured products made of hide, leather and synthetic materials, specially adapted for automatic single-thread sewing of semi-finished products such as belt loops, shoulder straps and the like, comprising: a thread tensioner (16) around which the sewing thread (26) is wound, which unwinds from a spool (18); a carriage (22) moving horizontally, provided at its free end with a hook (24); a clamp in which a semi-finished product (14) to be sewn is placed; a needle (38) at the lower end of which is formed an open eye (48) for catching the thread (26); a rotating plate (42) provided with a turret (44) extending vertically; a rod (50) folded at its upper end to form a hook (52); a cutting element (54) forming scissors for cutting the wire (26);a movable bar (60) with an end claw (58) for tensioning the wire (26). Figure to be published with the abbreviation: Fig. 1;

The present invention relates to a method and an apparatus for producing textile or leather articles, in particular padded articles, comprising: automatically sewing the overlapped fabrics (20d) with an embroidery machine (3) according to a stored template including a pattern of reference sewing lines (S1-S5); applying a plurality of markings in the form of respective additional stitches according to the arrangement of corresponding reference markings (M1-M4) provided in the stored template; - optically capturing (5) the sewn portion of the fabric and determining the displacement of the applied markings relative to the location of the reference markings (M1-M4); determining, by interpolation, the actual sewing line pattern present on the sewn fabric (20d) based on the displacements, the relative arrangement of the reference markings (M1-M4) and the stored sewing line patterns (S1-S5); (53) automatically cutting along a sewing line based on the actual pattern obtained by the above interpolation; Includes.

The invention relates to the technical field of shoemaking equipment, in particular to a five-drive intelligent upper pulling machine which comprises a machine body, an inner feeding wheel and an outer feeding wheel, and an outer feeding telescopic mechanism, an outer feeding rotating mechanism, an inner feeding rotating mechanism, a sewing mechanism, a thread trimming mechanism, a gluing assembly and five sets of independent driving motors are arranged on the machine body. The five sets of independent driving motors drive the outer feeding telescopic mechanism, the outer feeding rotating mechanism, the inner feeding rotating mechanism, the sewing mechanism and the thread trimming mechanism to work respectively, the outer feeding telescopic mechanism is in driving connection with the outer feeding wheel, and the outer feeding rotating mechanism is in driving connection with the outer feeding wheel through the outer feeding telescopic mechanism. The inner feeding rotating mechanism is in driving connection with the inner feeding wheel, and a gluing assembly is further arranged on the machine body and located on the adjacent side of the inner feeding wheel. Through the outer feeding telescopic mechanism, the outer feeding rotating mechanism, the inner feeding rotating mechanism, the sewing mechanism, the thread trimming mechanism and the gluing assembly, integration of feeding, sewing, thread trimming and gluing and thread wrapping functions is achieved, and the production efficiency is effectively improved.